:root {
  /* iPhone 安全区域变量 */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --drawer-top: 0px;
}

html {
  height: 100%;
  min-height: -webkit-fill-available;
  background-color: var(--bg-color);
  overscroll-behavior: none;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  /* iOS 惯性滚动 */
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: var(--font-ui);
  background-color: var(--bg-color);
  color: var(--text-color);
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: center;
  overscroll-behavior: none;
}

/* ============================================
           Metro 磁贴基础样式
           ============================================ */
.metro-tile {
  transition:
    transform 0.1s ease-out,
    box-shadow 0.2s ease-out,
    border-color 0.2s;
  position: relative;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background-color: var(--surface-card);
  background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSJ0cmFuc3BhcmVudCIvPgo8cmVjdCB3aWR0aD0iMSIgaGVpZ2h0PSIxIiBmaWxsPSJyZ2JhKDI1NSwyNTUsMjU1LDAuMSkiLz4KPC9zdmc+');
  background-blend-mode: overlay;
  border-radius: var(--radius-md);
}

.metro-tile:hover {
  z-index: 20;
  box-shadow: 0 8px 30px var(--overlay-5);
  background-color: var(--surface-glass);
}

.metro-tile:active {
  transform: scale(0.995) translate(1px, 1px);
  border-color: var(--overlay-30) !important;
  box-shadow: inset 0 4px 8px var(--overlay-15);
  animation: pixel-pulse 0.15s ease-out;
}

@keyframes pixel-pulse {
  0% {
    transform: scale(1);
    filter: brightness(1);
  }

  50% {
    transform: scale(0.98);
    filter: brightness(1.1);
  }

  100% {
    transform: scale(1);
    filter: brightness(1);
  }
}

/* Metro 滚动条 */
.metro-scroll::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.metro-scroll::-webkit-scrollbar-track {
  background: var(--overlay-2);
}

.metro-scroll::-webkit-scrollbar-thumb {
  background: var(--overlay-10);
  border-radius: var(--radius-xs);
}

.metro-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--overlay-25);
}

/* Retina 优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  .material-symbols-outlined {
    font-weight: var(--weight-medium);
  }

  .metro-tile {
    border-width: 0.5px;
  }
}

/* 主布局容器 - 包含聊天区和右侧栏 */
#main-layout {
  display: flex;
  height: 100%;
  width: 100%;
  max-width: min(2200px, 96vw);
  gap: 0;
}

#main-layout > * {
  min-width: 0;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100%;
  flex: 1;
  min-width: 0;
  background-color: transparent;
  position: relative;
  overflow: hidden;
}

.ui-label-cn,
.ui-label-en {
  display: inline;
}

.ui-label-en::before {
  content: ' (';
}

.ui-label-en::after {
  content: ')';
}

html[data-ui-language='en'] .ui-label-cn {
  display: none;
}

html[data-ui-language='en'] .ui-label-en::before,
html[data-ui-language='en'] .ui-label-en::after {
  content: '';
}

/* ============================================
           右侧栏样式 (总结 + NPC 磁贴)
           ============================================ */
#right-sidebar {
  width: min(calc(300px * var(--ui-scale, 1)), 460px);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

.sidebar-tile {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.summary-tile-border {
  border: 1px solid var(--overlay-40);
}

/* 总结失败边框闪烁 */
@keyframes summaryBorderFlashRed {
  0%,
  100% {
    border-color: var(--overlay-40);
  }
  25%,
  75% {
    border-color: var(--status-danger);
  }
}

.summary-tile-flash-error {
  animation: summaryBorderFlashRed 0.6s ease 2;
}

/* 总结失败红点（无数字，纯圆点） */
#summary-btn-badge:not(.hidden) {
  min-width: 8px;
  width: 8px;
  height: 8px;
  padding: 0;
}

.npc-tile-border {
  border: 1px solid var(--metro-teal);
}

#summary-tile {
  flex: 0 0 auto;
  max-height: 40%;
}

#npc-tile {
  flex: 1;
  min-height: 0;
}

.design-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.design-action-btn:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 15%, transparent);
  color: var(--metro-orange);
}

.design-action-btn .material-symbols-outlined {
  font-size: var(--text-heading);
}

/* 应用到游戏 - 主操作按键（在 header 内） */
.design-apply-main-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 14px;
  border: none;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-warm-text) 0%, color-mix(in srgb, var(--accent-warm-text) 85%, #000) 100%);
  color: var(--text-invert);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--accent-warm-text) 35%, transparent);
  transition: all 0.18s ease;
  flex-shrink: 0;
  white-space: nowrap;
}

.design-apply-main-btn .material-symbols-outlined {
  font-size: var(--text-title);
}

.design-apply-main-btn:hover {
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-accent) 85%, var(--brand-yellow)) 0%, var(--brand-accent) 100%);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent-warm-text) 45%, transparent);
  transform: translateY(-1px);
}

.design-apply-main-btn:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
}

.design-apply-main-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ============================================
           设计模式 - 左侧 Header（单行：Tabs | 进度 | 操作）
           ============================================ */
.design-chat-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 6px 10px;
  border-bottom: 1px solid color-mix(in srgb, var(--glass-edge) 78%, transparent);
  background: color-mix(in srgb, var(--surface-panel) 68%, transparent);
}

/* ── Zone 分隔线 ── */
.dch-separator {
  width: 1px;
  height: 22px;
  background: color-mix(in srgb, var(--glass-edge-strong) 76%, transparent);
  margin: 0 8px;
  flex-shrink: 0;
}

/* ── Tabs Track ── */
.design-chat-tabs-track {
  position: relative;
  display: flex;
  align-items: center;
  height: 30px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
}

.design-chat-tab {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 100%;
  border: none;
  background: transparent;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  font-family: inherit;
  cursor: pointer;
  transition:
    color 0.2s ease,
    background var(--transition-base);
  white-space: nowrap;
  padding: 0 12px;
}

.design-chat-tab .material-symbols-outlined {
  font-size: var(--text-subtitle);
}

.design-chat-tabs-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: calc(33.333% - 2px);
  height: calc(100% - 4px);
  border-radius: var(--radius-sm);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

/* ── Phase Indicator (inline compact) ── */
.design-chat-header .design-phase-indicator {
  flex: 1;
  min-width: 0;
  padding: 0;
  border-bottom: none;
}

.design-chat-header .dpi-track {
  justify-content: center;
}

.design-chat-header .dpi-circle {
  width: 20px;
  height: 20px;
  font-size: var(--text-sm);
}

.design-chat-header .dpi-label {
  font-size: var(--text-xs);
}

.design-chat-header .dpi-line {
  margin-bottom: 12px;
  max-width: 20px;
}

/* ── Actions ── */
.design-chat-actions {
  display: flex;
  gap: 1px;
  flex-shrink: 0;
}

/* ── Apply Button (compact in-row) ── */
.design-chat-header .design-apply-main-btn {
  margin-left: 6px;
  padding: 5px 14px;
  font-size: var(--text-body-sm);
  gap: 3px;
  border-radius: var(--radius-md);
}

.design-chat-header .design-apply-main-btn .material-symbols-outlined {
  font-size: var(--text-title);
}

/* ── 移动端：两行布局 ── */
@media (max-width: 1150px) {
  .design-chat-header {
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 10px;
  }

  .design-chat-tabs-track {
    width: 100%;
    order: 1;
  }

  .design-chat-tabs-track .design-chat-tab {
    flex: 1;
  }

  .dch-separator {
    display: none;
  }

  .design-chat-header .design-phase-indicator {
    order: 2;
    flex: 1;
    min-width: 0;
  }

  .design-chat-actions {
    order: 3;
  }

  .design-chat-header .design-apply-main-btn {
    order: 4;
    margin-left: 0;
  }
}

/* ============================================
           设计模式 - 左侧预览面板容器
           ============================================ */
.design-left-preview {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  background: var(--surface-code);
  font-family: var(--font-mono);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--code-text);
}

/* 卡片预览跟随主题，代码预览始终深色 */
#design-card-panel {
  background: var(--dcv-bg);
  color: var(--dcv-text-secondary);
}

#design-code-panel {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
#design-code-panel .design-left-preview-empty {
  padding: 12px;
}

.design-left-preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 12px;
  color: var(--text-muted);
  text-align: center;
  font-family: inherit;
  font-size: var(--text-body-lg);
  line-height: 1.6;
}

/* 卡片预览视图 */
.design-card-view {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 10px;
}

/* ── 顶部固定控制栏 ── */
.dcv-toolbar {
  position: sticky;
  top: -12px;
  z-index: 10;
  display: flex;
  gap: 6px;
  padding: 8px 22px;
  background: var(--dcv-toolbar-bg);
  border-bottom: 1px solid var(--dcv-toolbar-border);
  margin: -20px -22px 0;
}

.dcv-toolbar-btn {
  display: flex;
  align-items: center;
  gap: 3px;
  background: var(--dcv-section-bg);
  border: 1px solid var(--dcv-section-border);
  border-radius: var(--radius-sm);
  color: var(--dcv-text-muted);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  padding: 3px 8px 3px 5px;
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color var(--transition-fast);
}

.dcv-toolbar-btn .material-symbols-outlined {
  font-size: var(--text-body-lg);
}

.dcv-toolbar-btn:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 35%, transparent);
  color: color-mix(in srgb, var(--accent-warm-text) 90%, transparent);
}

/* Phase 3 拖拽提示栏 */
.dcv-drag-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border: 1px dashed color-mix(in srgb, var(--accent-warm-text) 40%, transparent);
  border-radius: var(--radius-sm);
  font-size: var(--text-caption);
  color: color-mix(in srgb, var(--accent-warm-text) 90%, transparent);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.2px;
  margin-bottom: 2px;
}

.dcv-cognitive-warning {
  margin: 0 0 12px;
  padding: 12px 14px;
  border: 1px solid var(--dcv-cognitive-warning-border);
  background: var(--dcv-cognitive-warning-bg);
  border-radius: var(--radius-md);
}

.dcv-cognitive-warning-title {
  font-size: var(--text-body);
  line-height: 1.45;
  font-weight: var(--weight-bold);
  color: var(--dcv-cognitive-warning-title);
}

.dcv-cognitive-warning-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dcv-cognitive-warning-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 9px 10px;
  background: var(--dcv-cognitive-warning-item-bg);
  border: 1px solid var(--dcv-cognitive-warning-item-border);
  border-radius: var(--radius-sm);
}

.dcv-cognitive-warning-path {
  align-self: flex-start;
  max-width: 100%;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--dcv-cognitive-warning-path-bg);
  color: var(--dcv-cognitive-warning-path-text);
  font-size: var(--text-body-sm);
  line-height: 1.5;
  font-weight: var(--weight-bold);
  font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  overflow-wrap: anywhere;
}

.dcv-cognitive-warning-message {
  color: var(--dcv-cognitive-warning-text);
  font-size: var(--text-body);
  line-height: 1.65;
}

.dcv-cognitive-warning-more {
  color: var(--dcv-cognitive-warning-text);
  font-size: var(--text-body-sm);
  line-height: 1.5;
  padding-left: 2px;
}

/* ── 区块（可折叠） ── */
.dcv-section {
  background: var(--dcv-section-bg);
  border: 1px solid var(--dcv-section-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.dcv-section--warn {
  border-color: color-mix(in srgb, var(--status-danger) 45%, transparent);
}

.dcv-section-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  cursor: pointer;
  user-select: none;
  transition: background var(--transition-fast);
}

.dcv-section-header:hover {
  background: var(--dcv-section-hover);
}

.dcv-section--collapsed .dcv-section-header {
  border-bottom: none;
}

.dcv-icon {
  font-size: var(--text-title);
  color: var(--metro-orange);
  opacity: 0.85;
  flex-shrink: 0;
}

.dcv-label {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-bold);
  color: var(--dcv-text-primary);
  flex: 1;
}

.dcv-count-badge {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: color-mix(in srgb, var(--accent-warm-text) 80%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-warm-text) 25%, transparent);
  border-radius: var(--radius-pill);
  padding: 1px 6px;
  letter-spacing: 0.2px;
}

.dcv-ok-badge {
  font-size: var(--text-body-sm);
  color: var(--status-success);
  flex-shrink: 0;
}

.dcv-warn-badge {
  font-size: var(--text-caption);
  color: var(--status-warning);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

.dcv-collapse-icon {
  font-size: var(--text-title);
  color: var(--dcv-icon-muted);
  transition:
    transform 0.2s ease,
    color var(--transition-fast);
  flex-shrink: 0;
}

.dcv-section-header:hover .dcv-collapse-icon {
  color: var(--dcv-icon-hover);
}

.dcv-header-add-btn {
  font-size: var(--text-display);
  color: var(--dcv-icon-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition:
    color 0.15s ease,
    transform var(--transition-fast);
  border-radius: var(--radius-circle);
}

.dcv-header-add-btn:hover {
  color: color-mix(in srgb, var(--accent-warm-text) 85%, transparent);
  transform: scale(1.15);
}

.dcv-header-add-btn:active {
  transform: scale(0.95);
}

.dcv-add-modal-label {
  display: block;
  margin: 8px 0 4px;
  color: var(--dcv-text-muted);
  font-size: var(--text-body);
}

.dcv-add-modal-input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px;
  background: var(--dcv-input-bg);
  border: 1px solid var(--dcv-input-border);
  border-radius: var(--radius-2xs);
  color: var(--dcv-input-text);
  font-size: var(--text-body-lg);
}

.dcv-add-modal-input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-warm-text) 50%, transparent);
}

.dcv-add-modal-scrollable {
  max-height: 80vh;
  overflow-y: auto;
}

.dcv-add-modal-scrollable::-webkit-scrollbar {
  width: 4px;
}

.dcv-add-modal-scrollable::-webkit-scrollbar-thumb {
  background: var(--dcv-scrollbar);
  border-radius: 2px;
}

.dcv-add-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 6px;
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  color: color-mix(in srgb, var(--accent-warm-text) 80%, transparent);
  letter-spacing: 0.5px;
}

.dcv-add-section-title::before,
.dcv-add-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
}

.dcv-add-modal-textarea {
  width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 8px;
  background: var(--dcv-input-bg);
  border: 1px solid var(--dcv-input-border);
  border-radius: var(--radius-2xs);
  color: var(--dcv-input-text);
  font-size: var(--text-body-lg);
  font-family: inherit;
  line-height: 1.5;
  resize: none;
  overflow: hidden;
}

.dcv-add-modal-textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-warm-text) 50%, transparent);
}

.dcv-add-modal-textarea--tall {
  min-height: 60px;
}

/* ── 子项列表 ── */
.dcv-section-body {
  padding: 0 6px 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  max-height: 400px;
  transition:
    max-height 0.25s ease,
    padding 0.2s ease,
    opacity var(--transition-base);
  opacity: 1;
}

.dcv-section-body::-webkit-scrollbar {
  width: 3px;
}

.dcv-section-body::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
  border-radius: var(--radius-pill);
}

.dcv-section-body--collapsed {
  max-height: 0 !important;
  padding-top: 0;
  padding-bottom: 0;
  opacity: 0;
}

.dcv-subitem-empty {
  font-size: var(--text-caption);
  color: var(--dcv-text-faint);
  padding: 6px 8px;
  font-style: italic;
}

/* ── 子项卡片 ── */
.dcv-subitem {
  display: flex;
  flex-direction: column;
  padding: 8px 10px;
  background: var(--dcv-subitem-bg);
  border: 1px solid var(--dcv-subitem-border);
  border-radius: var(--radius-sm);
  position: relative;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.1s ease;
}

.dcv-subitem[draggable='true'] {
  cursor: grab;
}

/* ── 子项头部行：左信息 + 右按键 ── */
.dcv-subitem-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dcv-subitem-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  cursor: pointer;
}

.dcv-subitem-name {
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  color: var(--dcv-text-primary);
  line-height: 1.35;
}

.dcv-subitem-subtitle {
  font-size: var(--text-sm);
  color: var(--dcv-text-muted);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* subItem 上的函数映射标注 */
.dcv-subitem-fn {
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--accent-warm-text) 45%, transparent);
  font-family: var(--font-mono);
  line-height: 1.3;
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 操作按键栏（头部右侧） */
.dcv-subitem-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  align-items: flex-start;
}

.dcv-act-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0;
  border: none;
  background: none;
  color: var(--dcv-icon-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.dcv-act-btn .material-symbols-outlined {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-title);
  border: 1px solid var(--dcv-subitem-border);
  border-radius: var(--radius-circle);
  background: var(--dcv-section-bg);
  transition: all var(--transition-fast);
}

.dcv-act-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  line-height: 1;
  letter-spacing: 0.3px;
}

.dcv-act-btn:hover {
  color: var(--dcv-btn-hover-color);
}

.dcv-act-btn:hover .material-symbols-outlined {
  background: var(--dcv-btn-hover-bg);
  border-color: var(--dcv-btn-hover-border);
}

.dcv-act-btn:active .material-symbols-outlined {
  transform: scale(0.9);
}

.dcv-act-btn--danger:hover {
  color: var(--status-danger);
}

.dcv-act-btn--danger:hover .material-symbols-outlined {
  background: color-mix(in srgb, var(--status-danger) 15%, transparent);
  border-color: color-mix(in srgb, var(--status-danger) 30%, transparent);
  color: var(--status-danger);
}

/* code panel 内按钮强制使用白色（panel 背景为深色 #1e1e1e，继承的 muted 变量不可见） */
#design-code-panel .dcv-act-btn {
  color: var(--surface-canvas);
}
#design-code-panel .dcv-act-btn .material-symbols-outlined {
  border-color: var(--sheen-20);
  background: var(--sheen-6);
}
#design-code-panel .dcv-act-btn:hover {
  color: var(--surface-overlay);
}
#design-code-panel .dcv-act-btn:hover .material-symbols-outlined {
  background: var(--sheen-15);
  border-color: var(--sheen-35);
}

/* section header 上的函数标签 */
.dcv-fn-tag {
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--accent-warm-text) 50%, transparent);
  font-family: var(--font-mono);
  white-space: nowrap;
  flex-shrink: 0;
}

:root[data-theme='light'] .dcv-subitem-fn,
:root[data-theme='light'] .dcv-fn-tag {
  color: color-mix(in srgb, var(--brand-accent) 70%, var(--text-primary));
}

:root[data-theme='light'] .dcv-count-badge {
  color: color-mix(in srgb, var(--brand-accent) 65%, var(--text-primary));
  background: color-mix(in srgb, var(--brand-accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 30%, transparent);
}

:root[data-theme='light'] .dcv-drag-hint {
  color: color-mix(in srgb, var(--brand-accent) 65%, var(--text-primary));
  background: color-mix(in srgb, var(--brand-accent) 10%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 35%, transparent);
}

.dcv-subitem[draggable='true']:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 8%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
}

.dcv-subitem[draggable='true']:hover .dcv-drag-icon {
  opacity: 1;
}

.dcv-subitem--dragging {
  opacity: 0.5;
  transform: scale(0.97);
  border-color: color-mix(in srgb, var(--accent-warm-text) 50%, transparent) !important;
}

/* 子项展开态 */
.dcv-subitem--expanded {
  background: var(--dcv-expanded-bg) !important;
  border-color: color-mix(in srgb, var(--accent-warm-text) 35%, transparent) !important;
}

.dcv-subitem--expanded .dcv-subitem-subtitle {
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
}

/* header 下方的 preview 文字 */
.dcv-subitem-preview {
  font-size: var(--text-sm);
  color: var(--dcv-text-faint);
  line-height: 1.4;
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dcv-subitem--expanded .dcv-subitem-preview {
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
}

/* 展开全文面板 */
.dcv-subitem-expand {
  display: none;
  position: relative;
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--dcv-field-bg);
  border: 1px solid var(--dcv-section-border);
  border-radius: var(--radius-sm);
}

.dcv-subitem--expanded .dcv-subitem-expand {
  display: block;
}

.dcv-subitem-expand-content {
  font-size: var(--text-caption);
  line-height: 1.65;
  color: var(--dcv-text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 240px;
  overflow-y: auto;
  padding-right: 4px;
}

.dcv-subitem-expand-content::-webkit-scrollbar {
  width: 3px;
}

.dcv-subitem-expand-content::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
  border-radius: var(--radius-pill);
}

/* 结构化展开字段 */
.dcv-expand-field {
  margin-bottom: 6px;
  padding: 6px 8px;
  background: var(--dcv-field-bg);
  border: 1px solid var(--dcv-field-border);
  border-radius: var(--radius-xs);
}

.dcv-expand-field:last-child {
  margin-bottom: 0;
}

.dcv-expand-field-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: color-mix(in srgb, var(--accent-warm-text) 70%, transparent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 3px;
}

.dcv-expand-field-value {
  font-size: var(--text-caption);
  line-height: 1.6;
  color: var(--dcv-text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
}

.dcv-expand-field-value::-webkit-scrollbar {
  width: 3px;
}

.dcv-expand-field-value::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
  border-radius: var(--radius-pill);
}

/* 收起按键 */
.dcv-subitem-close-btn {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dcv-section-bg);
  border: none;
  border-radius: var(--radius-xs);
  color: var(--dcv-text-muted);
  cursor: pointer;
  padding: 0;
  transition:
    background 0.15s ease,
    color var(--transition-fast);
  z-index: 1;
}

.dcv-subitem-close-btn .material-symbols-outlined {
  font-size: var(--text-body-lg);
}

.dcv-subitem-close-btn:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 18%, transparent);
  color: color-mix(in srgb, var(--accent-warm-text) 90%, transparent);
}

.dcv-drag-icon {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--text-body-lg);
  color: color-mix(in srgb, var(--accent-warm-text) 50%, transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

/* 有按键栏时隐藏拖拽图标（避免视觉碰撞） */
.dcv-subitem:has(.dcv-subitem-actions) .dcv-drag-icon {
  display: none;
}

/* 输入框 drop 高亮 */
.chat-input-textbox.drag-over {
  border-color: color-mix(in srgb, var(--accent-warm-text) 80%, transparent) !important;
  background: color-mix(in srgb, var(--accent-warm-text) 6%, transparent) !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-warm-text) 20%, transparent) !important;
  outline: none;
}

/* 自动生成进度提示 */
.design-auto-progress {
  font-size: var(--text-body-sm);
  color: var(--metro-orange);
  margin-top: 6px;
}

/* 设计模式阶段指示器 - 步骤条 */
.design-phase-indicator {
  padding: 10px 14px 8px;
  border-bottom: 1px solid var(--sheen-6);
  flex-shrink: 0;
}

.dpi-track {
  display: flex;
  align-items: center;
  width: 100%;
}

/* 单个步骤 */
.dpi-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

/* 连接线 */
.dpi-line {
  flex: 1;
  height: 2px;
  background: var(--overlay-12);
  margin: 0 4px;
  margin-bottom: 14px;
  /* 对齐圆圈中心 */
  border-radius: 1px;
  transition: background var(--transition-slow);
}

.dpi-line--done {
  background: color-mix(in srgb, var(--status-success) 50%, transparent);
}

/* 编号/勾号圆圈 */
.dpi-circle {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  background: var(--overlay-5);
  color: var(--text-tertiary);
  border: 1.5px solid var(--overlay-15);
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.dpi-circle--active {
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
  color: var(--metro-orange);
  border-color: var(--metro-orange);
  box-shadow: 0 0 8px color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
}

.dpi-circle--done {
  background: color-mix(in srgb, var(--status-success) 20%, transparent);
  color: var(--status-success);
  border-color: color-mix(in srgb, var(--status-success) 60%, transparent);
  font-size: var(--text-body);
}

/* 步骤标签文字 */
.dpi-label {
  font-size: var(--text-sm);
  letter-spacing: 0.2px;
  white-space: nowrap;
  color: var(--text-muted);
  transition: color 0.25s ease;
}

.dpi-step--active .dpi-label {
  color: var(--metro-orange);
  font-weight: var(--weight-semibold);
}

.dpi-step--done .dpi-label {
  color: var(--status-success);
}

.dpi-p3-badge {
  text-align: center;
  font-size: var(--text-caption);
  color: var(--text-soft);
  padding: 3px 0 0;
  letter-spacing: 0.3px;
}
:root[data-theme='dark'] .dpi-p3-badge {
  color: var(--text-soft);
}

/* 设计模式聊天消息样式 */
.design-mode-msg .chat-user-label {
  color: var(--metro-orange);
}

.design-p1-round-answer {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.design-p1-round-answer-title {
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  color: var(--metro-orange);
  letter-spacing: 0.2px;
}

.design-p1-round-answer-card {
  border: 1px solid color-mix(in srgb, var(--brand-accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 8%, transparent);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.design-p1-round-answer-card-title {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: color-mix(in srgb, var(--brand-accent) 60%, var(--text-primary));
}

.design-p1-round-answer-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.design-p1-round-answer-label {
  font-size: var(--text-caption);
  color: var(--text-soft);
}

.design-p1-round-answer-value {
  font-size: var(--text-body);
  line-height: 1.55;
  color: var(--chat-bubble-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.design-p1-round-answer-row.is-question .design-p1-round-answer-value {
  color: var(--text-muted);
}

.design-p1-round-answer-row.is-answer .design-p1-round-answer-value {
  color: var(--text-main);
  font-weight: var(--weight-medium);
}

:root[data-theme='dark'] .design-p1-round-answer-card {
  border-color: color-mix(in srgb, var(--accent-warm-text) 36%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 13%, transparent);
}

:root[data-theme='dark'] .design-p1-round-answer-card-title {
  color: color-mix(in srgb, var(--brand-accent) 60%, var(--text-invert));
}

:root[data-theme='dark'] .design-p1-round-answer-label {
  color: var(--text-soft);
}

:root[data-theme='dark'] .design-p1-round-answer-row.is-question .design-p1-round-answer-value {
  color: var(--text-main);
}

:root[data-theme='dark'] .design-p1-round-answer-row.is-answer .design-p1-round-answer-value {
  color: var(--text-invert);
}

@media (max-width: 768px) {
  .design-p1-round-answer {
    gap: 8px;
  }

  .design-p1-round-answer-card {
    padding: 9px 10px;
    gap: 7px;
  }

  .design-p1-round-answer-title {
    font-size: var(--text-body-sm);
  }

  .design-p1-round-answer-value {
    font-size: var(--text-body-sm);
  }
}

/* 设计模式加载动画 */
.design-loading .chat-message-content {
  padding: 16px;
}

.design-stream-preview {
  max-height: 120px;
  overflow-y: auto;
  margin-top: 8px;
  padding: 8px 10px;
  background: var(--overlay-15);
  border: 1px solid color-mix(in srgb, var(--accent-warm-text) 15%, transparent);
  border-radius: var(--radius-2xs);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-all;
}

:root[data-theme='dark'] .design-stream-preview {
  color: color-mix(in srgb, var(--accent-warm-text) 75%, transparent);
}

@media (max-width: 768px) {
  .design-stream-preview {
    max-height: 96px;
    padding: 6px 8px;
    font-size: var(--text-sm);
  }
}

.design-thinking-indicator {
  display: flex;
  gap: 6px;
  align-items: center;
}

.design-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-circle);
  background: var(--metro-orange);
  opacity: 0.3;
  animation: designPulse 1.4s infinite ease-in-out;
}

.design-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.design-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes designPulse {
  0%,
  80%,
  100% {
    opacity: 0.3;
    transform: scale(1);
  }

  40% {
    opacity: 1;
    transform: scale(1.2);
  }
}

/* AI 质量修正阶段 - 进度条 */
.design-inspection-progress {
  width: 100%;
  height: 4px;
  margin-top: 10px;
  background: var(--overlay-10);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.design-inspection-progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--metro-orange), color-mix(in srgb, var(--metro-orange) 65%, var(--status-success)));
  border-radius: var(--radius-pill);
  transition: width 0.6s ease-out;
  position: relative;
  overflow: hidden;
}

/* 进度条高光扫过效果 (Shimmer) */
.design-inspection-progress-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transform: translateX(-100%);
  animation: designInspectionShimmer 2s infinite;
}

@keyframes designInspectionShimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}


.design-p1-panel {
  margin-top: 10px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 22%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 5%, transparent);
  border-radius: var(--radius-md);
  padding: 10px 10px 8px;
}

/* P1 Progress Bar */
.design-p1-progress-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid color-mix(in srgb, var(--brand-accent) 12%, transparent);
  font-size: var(--text-caption);
  flex-wrap: wrap;
}
.design-p1-step {
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
}
.design-p1-step--done {
  color: color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
}
.design-p1-step--current {
  color: var(--metro-orange);
  background: color-mix(in srgb, var(--accent-warm-text) 15%, transparent);
  font-weight: var(--weight-semibold);
}
.design-p1-step--pending {
  color: var(--text-tertiary);
  opacity: 0.6;
}
.design-p1-step-arrow {
  color: var(--text-muted);
  font-size: var(--text-sm);
}
.design-p1-backtrack-link {
  display: inline-block;
  font-size: var(--text-caption);
  color: var(--text-soft);
  margin-bottom: 6px;
  text-decoration: underline;
  cursor: pointer;
}
.design-p1-backtrack-link:hover {
  color: var(--metro-orange);
}

.design-p1-panel-title {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-bold);
  color: var(--metro-orange);
  margin-bottom: 6px;
}

.design-p1-goal {
  font-size: var(--text-caption);
  color: var(--overlay-60);
  margin-bottom: 8px;
  line-height: 1.5;
}

.design-p1-thinking {
  border: 1px solid color-mix(in srgb, var(--brand-accent) 18%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  margin-bottom: 9px;
  overflow: hidden;
}

.design-p1-thinking-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 9px;
  background: color-mix(in srgb, var(--accent-warm-text) 9%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--brand-accent) 12%, transparent);
}

.design-p1-thinking-label {
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  color: var(--overlay-70);
}

.design-p1-thinking-toggle {
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 25%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-panel-strong);
  color: var(--metro-orange);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color var(--transition-fast);
}

.design-p1-thinking-toggle:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 40%, transparent);
}

.design-p1-thinking-body {
  max-height: 260px;
  overflow-y: auto;
  padding: 9px;
  font-size: var(--text-body-sm);
  line-height: 1.65;
  color: var(--overlay-80);
  transition:
    max-height 0.2s ease,
    padding var(--transition-base);
}

.design-p1-thinking-body.is-collapsed {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  overflow: hidden;
}

.design-p1-question-list {
  margin: 0 0 8px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.design-p1-question-item {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 6px;
  font-size: var(--text-body-sm);
  line-height: 1.5;
  color: var(--overlay-80);
}

.design-p1-question-card {
  border: 1px solid color-mix(in srgb, var(--brand-accent) 18%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-glass);
  padding: 8px;
  margin-bottom: 8px;
}

.design-p1-question-head {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 7px;
}

.design-p1-question-main {
  font-size: var(--text-body-sm);
  line-height: 1.55;
  color: var(--overlay-80);
  margin-bottom: 8px;
}

.design-p1-option-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin-bottom: 7px;
}

.design-p1-option-btn {
  width: 100%;
  min-height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--brand-accent) 24%, transparent);
  background: var(--surface-overlay);
  color: var(--overlay-80);
  cursor: pointer;
  text-align: left;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    opacity var(--transition-fast);
}

.design-p1-option-btn:hover:not(:disabled),
.design-p1-skip-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 40%, transparent);
}

.design-p1-option-btn:disabled,
.design-p1-continue-btn:disabled,
.design-p1-skip-btn:disabled,
.design-p1-custom-input:disabled,
.design-p1-option-btn.is-disabled,
.design-p1-continue-btn.is-disabled,
.design-p1-skip-btn.is-disabled,
.design-p1-custom-input.is-disabled,
.design-p1-custom-row.is-disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

.design-p1-option-btn.is-selected {
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 45%, transparent);
}

.design-p1-option-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--brand-accent) 14%, transparent);
  color: color-mix(in srgb, var(--brand-accent) 80%, var(--text-primary));
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

.design-p1-option-text {
  font-size: var(--text-body-sm);
  line-height: 1.45;
}

.design-p1-custom-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--brand-accent) 24%, transparent);
  background: var(--surface-overlay);
  padding: 7px 10px;
  margin-bottom: 7px;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    opacity var(--transition-fast);
}

.design-p1-custom-row:focus-within {
  border-color: color-mix(in srgb, var(--brand-accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 10%, transparent);
}

.design-p1-custom-row.is-selected {
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 45%, transparent);
}

.design-p1-custom-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--brand-accent) 14%, transparent);
  color: color-mix(in srgb, var(--brand-accent) 80%, var(--text-primary));
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

.design-p1-custom-input {
  flex: 1;
  min-height: 40px;
  max-height: 200px;
  border: none;
  outline: none;
  background: transparent;
  font-size: var(--text-body-sm);
  line-height: 1.45;
  color: var(--overlay-80);
  padding: 0;
  resize: none;
  font-family: inherit;
  overflow-y: auto;
}

.design-p1-custom-input::placeholder {
  color: var(--overlay-45);
}

.design-p1-progress {
  font-size: var(--text-xs);
  color: var(--overlay-60);
  margin-left: 2px;
}

.design-p1-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.design-p1-continue-btn,
.design-p1-skip-btn {
  min-height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--brand-accent) 24%, transparent);
  background: var(--surface-overlay);
  font-size: var(--text-caption);
  cursor: pointer;
  padding: 8px 10px;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    opacity var(--transition-fast);
}

.design-p1-continue-btn {
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
  color: color-mix(in srgb, var(--brand-accent) 50%, var(--text-primary));
  border-color: color-mix(in srgb, var(--brand-accent) 35%, transparent);
  font-weight: var(--weight-bold);
}

.design-p1-continue-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent-warm-text) 28%, transparent);
  border-color: color-mix(in srgb, var(--brand-accent) 45%, transparent);
}

.design-p1-skip-btn {
  text-align: center;
  font-size: var(--text-caption);
  color: var(--overlay-60);
  border-style: dashed;
}

.design-p1-question-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--brand-accent) 15%, transparent);
  color: color-mix(in srgb, var(--brand-accent) 80%, var(--text-primary));
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
}

.design-p1-question-text {
  flex: 1;
  min-width: 140px;
}

.design-p1-question-tag {
  font-size: var(--text-xs);
  color: var(--overlay-60);
  background: var(--overlay-5);
  border-radius: var(--radius-pill);
  padding: 1px 7px;
}

.design-p1-panel-tip {
  font-size: var(--text-xs);
  color: var(--overlay-55);
  line-height: 1.45;
}

/* ── Phase 1 框架预览 ── */

.design-p1-framework-preview {
  margin-top: 12px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 22%, transparent);
  background: color-mix(in srgb, var(--accent-warm-text) 4%, transparent);
  border-radius: var(--radius-md);
  padding: 10px 10px 8px;
}

.design-p1-framework-preview.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.design-fw-title {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-bold);
  color: var(--metro-orange);
  margin-bottom: 8px;
}

.design-fw-card {
  border: 1px solid color-mix(in srgb, var(--brand-accent) 18%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  margin-bottom: 6px;
  overflow: hidden;
}

.design-fw-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 9px;
  background: color-mix(in srgb, var(--accent-warm-text) 9%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--brand-accent) 10%, transparent);
  cursor: pointer;
  user-select: none;
}

.design-fw-card-icon {
  font-size: var(--text-title);
  color: var(--metro-orange);
}

.design-fw-card-label {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: var(--overlay-80);
  flex: 1;
}

.design-fw-card-length {
  font-size: var(--text-xs);
  color: var(--overlay-45);
}

.design-fw-edit-btn {
  min-height: 26px;
  padding: 2px 10px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 25%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-canvas);
  color: var(--metro-orange);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.design-fw-edit-btn:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 15%, transparent);
}

.design-fw-card-body {
  padding: 8px 9px;
  transition:
    max-height 0.25s ease,
    padding 0.25s ease;
}
.design-fw-card-body.is-collapsed {
  max-height: 0;
  padding: 0 9px;
  overflow: hidden;
}

.design-fw-card-display {
  font-size: var(--text-body-sm);
  color: var(--overlay-80);
  line-height: 1.6;
  word-break: break-word;
}

.design-fw-card-editor {
  width: 100%;
  min-height: 100px;
  max-height: 300px;
  padding: 8px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 25%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-panel-strong);
  font-size: var(--text-body-sm);
  line-height: 1.6;
  resize: vertical;
  box-sizing: border-box;
  font-family: inherit;
}
.design-fw-card-editor:focus {
  outline: none;
  border-color: var(--metro-orange);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-accent) 12%, transparent);
}

.design-fw-card-edit-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.design-fw-save-btn,
.design-fw-cancel-btn {
  min-height: 30px;
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  font-size: var(--text-body-sm);
  cursor: pointer;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 25%, transparent);
  transition: background var(--transition-fast);
}
.design-fw-save-btn {
  background: var(--metro-orange);
  color: var(--text-invert);
  border-color: var(--metro-orange);
}
.design-fw-save-btn:hover {
  background: color-mix(in srgb, var(--brand-accent) 80%, var(--text-primary));
}
.design-fw-cancel-btn {
  background: var(--surface-canvas);
  color: var(--overlay-60);
}
.design-fw-cancel-btn:hover {
  background: var(--overlay-5);
}

.design-fw-validation-hint {
  font-size: var(--text-xs);
  color: var(--status-warning);
  margin-left: 4px;
}

/* world_terms */
.design-fw-terms-section {
  margin-top: 8px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 15%, transparent);
  border-radius: var(--radius-sm);
  padding: 8px 9px;
  background: var(--surface-card);
}

.design-fw-terms-title {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: var(--overlay-70);
  margin-bottom: 6px;
}

.design-fw-terms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 12px;
}

.design-fw-term-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.design-fw-term-label {
  font-size: var(--text-xs);
  color: var(--overlay-60);
  white-space: nowrap;
  min-width: 60px;
}

.design-fw-term-input {
  flex: 1;
  min-height: 28px;
  padding: 3px 7px;
  border: 1px solid color-mix(in srgb, var(--brand-accent) 20%, transparent);
  border-radius: var(--radius-sm);
  background: var(--surface-glass-strong);
  font-size: var(--text-body-sm);
  font-family: inherit;
}
.design-fw-term-input:focus {
  outline: none;
  border-color: var(--metro-orange);
}
.design-fw-term-input.is-disabled {
  opacity: 0.6;
}

.design-fw-extras-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  grid-column: 1 / -1;
}
.design-fw-extras-value {
  font-size: var(--text-body-sm);
  color: var(--overlay-60);
}

.design-fw-extras-guide {
  grid-column: 1 / -1;
  margin-top: 6px;
  font-size: var(--text-body-sm);
  color: var(--overlay-50);
}
.design-fw-worldcard-link {
  color: var(--metro-orange);
  text-decoration: none;
  cursor: pointer;
  font-weight: var(--weight-medium);
}
.design-fw-worldcard-link:hover {
  text-decoration: underline;
}

.design-fw-hint {
  font-size: var(--text-xs);
  color: var(--overlay-50);
  margin-top: 8px;
  line-height: 1.45;
}

@media (max-width: 640px) {
  .design-fw-terms-grid {
    grid-template-columns: 1fr;
  }
  .design-fw-card-editor {
    min-height: 120px;
  }
  .design-fw-edit-btn,
  .design-fw-save-btn,
  .design-fw-cancel-btn {
    min-height: 34px;
    padding: 6px 12px;
  }
}

:root[data-theme='dark'] .design-fw-card-label {
  color: var(--surface-elevated);
}
:root[data-theme='dark'] .design-fw-card-length {
  color: var(--surface-card);
}
:root[data-theme='dark'] .design-fw-card {
  background: color-mix(in srgb, var(--accent-warm-text) 8%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 25%, transparent);
}
:root[data-theme='dark'] .design-fw-card-header {
  background: color-mix(in srgb, var(--accent-warm-text) 12%, transparent);
  border-bottom-color: color-mix(in srgb, var(--accent-warm-text) 18%, transparent);
}
:root[data-theme='dark'] .design-fw-card-display {
  color: var(--surface-glass-strong);
}
:root[data-theme='dark'] .design-fw-card-editor {
  background: var(--overlay-90);
  color: var(--surface-elevated);
  border-color: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
}
:root[data-theme='dark'] .design-fw-edit-btn {
  background: var(--overlay-60);
  border-color: color-mix(in srgb, var(--accent-warm-text) 30%, transparent);
}
:root[data-theme='dark'] .design-fw-cancel-btn {
  background: var(--overlay-40);
  color: var(--surface-soft);
}
:root[data-theme='dark'] .design-fw-terms-section {
  background: color-mix(in srgb, var(--accent-warm-text) 6%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
}
:root[data-theme='dark'] .design-fw-terms-title {
  color: var(--surface-canvas);
}
:root[data-theme='dark'] .design-fw-term-label {
  color: var(--surface-glass);
}
:root[data-theme='dark'] .design-fw-term-input {
  background: var(--overlay-80);
  color: var(--surface-elevated);
  border-color: color-mix(in srgb, var(--accent-warm-text) 25%, transparent);
}
:root[data-theme='dark'] .design-fw-extras-value {
  color: var(--surface-soft);
}
:root[data-theme='dark'] .design-fw-extras-guide {
  color: var(--surface-card);
}
:root[data-theme='dark'] .design-fw-worldcard-link {
  color: color-mix(in srgb, var(--brand-accent) 70%, var(--brand-yellow));
}
:root[data-theme='dark'] .design-fw-hint {
  color: var(--surface-card);
}
:root[data-theme='dark'] .design-p1-framework-preview {
  background: color-mix(in srgb, var(--accent-warm-text) 6%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 25%, transparent);
}

/* ── End Phase 1 框架预览 ── */

@media (max-width: 640px) {
  .design-p1-panel {
    padding: 10px 8px 8px;
  }

  .design-p1-thinking-toggle {
    min-height: 34px;
    padding: 6px 11px;
    font-size: var(--text-xs);
  }

  .design-p1-question-card {
    padding: 8px 7px;
  }

  .design-p1-option-btn,
  .design-p1-continue-btn,
  .design-p1-skip-btn,
  .design-p1-custom-input {
    min-height: 42px;
    padding: 8px 9px;
  }

  .design-p1-custom-row {
    min-height: 42px;
    padding: 8px 9px;
  }

  .design-p1-actions {
    gap: 6px;
  }
}

.sidebar-tile-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--overlay-20);
  flex-shrink: 0;
}

.summary-tile-header {
  cursor: pointer;
  user-select: none;
  transition:
    background-color 0.2s ease,
    border-color var(--transition-base);
}

.summary-tile-header:hover {
  background: color-mix(in srgb, var(--brand-primary) 4%, transparent);
}

.summary-tile-header:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--brand-primary) 45%, transparent);
  outline-offset: -2px;
}

.summary-tile-header[aria-disabled='true'] {
  cursor: default;
}

.summary-tile-header[aria-disabled='true']:hover {
  background: transparent;
}

.sidebar-tile-icon {
  font-size: 24px;
  color: var(--icon-muted);
}

.sidebar-tile-icon--npc {
  color: var(--brand-secondary);
}

.sidebar-tile-icon--worldcard {
  color: var(--brand-accent);
}

.sidebar-tile-title {
  font-size: var(--text-body-lg);
  font-weight: var(--weight-bold);
  color: var(--text-color);
  flex: 1;
}

.sidebar-tile-actions {
  display: flex;
  gap: 4px;
}

.summary-tile-toggle {
  font-size: 22px;
  color: var(--text-soft);
  transition:
    transform 0.2s ease,
    color var(--transition-base);
}

#summary-tile.is-collapsed .summary-tile-header {
  border-bottom-color: transparent;
}

#summary-tile.is-collapsed .summary-tile-toggle {
  transform: rotate(-90deg);
}

.npc-card-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.npc-empty {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--text-body);
  padding: 40px 20px;
}

#npc-card-container .npc-card {
  margin: 0;
}

/* ============================================
           世界卡信息磁贴（设计模式右侧栏）
           ============================================ */
.worldcard-tile-border {
  border: 1px solid var(--metro-orange);
}

#worldcard-info-tile {
  flex: 1;
  min-height: 0;
}

@media (min-width: 1151px) {
  #worldcard-info-tile {
    --wci-font-scale: 1.15;
    --text-2xs: calc(8px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-xs: calc(9px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-sm: calc(10px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-caption: calc(11px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-body-sm: calc(12px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-body: calc(13px * var(--ui-scale, 1) * var(--wci-font-scale));
    --text-body-lg: calc(14px * var(--ui-scale, 1) * var(--wci-font-scale));
  }
}

@media (min-width: 1600px) {
  #worldcard-info-tile {
    --wci-font-scale: 1.22;
  }
}

#worldcard-info-tile:hover,
#worldcard-info-tile:active {
  transform: none;
  animation: none;
  box-shadow: none;
}

.worldcard-info-list {
  flex: 1;
  overflow-y: auto;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  scrollbar-width: thin;
  scrollbar-color: var(--overlay-15) transparent;
}

.worldcard-info-list::-webkit-scrollbar {
  width: 5px;
}

.worldcard-info-list::-webkit-scrollbar-track {
  background: transparent;
}

.worldcard-info-list::-webkit-scrollbar-thumb {
  background: var(--overlay-15);
  border-radius: 3px;
}

.worldcard-info-list::-webkit-scrollbar-thumb:hover {
  background: var(--overlay-30);
}

.worldcard-empty {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--text-body);
  padding: 40px 20px;
}

/* 阶段徽章 */
.worldcard-phase-badge {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  padding: 2px 8px;
  border-radius: var(--radius-lg);
  letter-spacing: 0.3px;
  background: color-mix(in srgb, var(--brand-accent) 12%, transparent);
  color: var(--metro-orange);
  border: 1px solid color-mix(in srgb, var(--brand-accent) 30%, transparent);
}

.worldcard-phase-badge.worldcard-phase-p2 {
  background: color-mix(in srgb, var(--brand-primary) 12%, transparent);
  color: var(--metro-blue);
  border-color: color-mix(in srgb, var(--brand-primary) 30%, transparent);
}

.worldcard-phase-badge.worldcard-phase-p3 {
  background: color-mix(in srgb, var(--brand-purple) 12%, transparent);
  color: var(--metro-purple);
  border-color: color-mix(in srgb, var(--brand-purple) 30%, transparent);
}

.worldcard-phase-badge.worldcard-phase-done {
  background: color-mix(in srgb, var(--status-success) 12%, transparent);
  color: var(--metro-green);
  border-color: color-mix(in srgb, var(--status-success) 30%, transparent);
}

/* 信息卡片 - 扁平紧凑行列表 */
.wci-card {
  font-family: var(--font-ui);
  background: var(--overlay-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--overlay-8);
}

.wci-card-empty {
  opacity: 0.55;
}

.wci-card-generating {
  border-color: color-mix(in srgb, var(--accent-warm-text) 35%, transparent);
}

.wci-card-generating .wci-card-header {
  background: color-mix(in srgb, var(--accent-warm-text) 8%, transparent);
}

.wci-card-header {
  padding: 5px 6px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.wci-card-header::before {
  display: none;
}

.wci-card-icon {
  font-size: var(--text-body-sm);
  flex-shrink: 0;
}

.wci-card-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  flex: 1;
  letter-spacing: 0.2px;
}

.wci-divider {
  height: 1px;
  background: var(--overlay-8);
  margin: 3px 0;
}

/* 合并后的生成进度卡片 */
.wci-stages-body {
  padding: 2px 6px 4px !important;
}

.wci-stage-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 4px;
  border-bottom: 1px solid var(--overlay-5);
}

.wci-stage-row:last-child {
  border-bottom: none;
}

.wci-stage-empty {
  opacity: 0.55;
}

.wci-stage-generating {
  background: color-mix(in srgb, var(--accent-warm-text) 6%, transparent);
  border-radius: var(--radius-xs);
}

.wci-stage-brief {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.wci-status {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  flex-shrink: 0;
}

.wci-status-done {
  color: color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
}

.wci-status-pending {
  color: var(--text-tertiary);
}

.wci-status-waiting {
  color: var(--text-tertiary);
}

.wci-status-generating {
  color: var(--accent-warm-text);
  display: flex;
  align-items: center;
  gap: 4px;
}

.wci-pulse {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-circle);
  background: var(--accent-warm-text);
  animation: wciPulse 1.2s infinite ease-in-out;
}

@keyframes wciPulse {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(0.8);
  }

  50% {
    opacity: 1;
    transform: scale(1.2);
  }
}

.wci-card-body {
  padding: 2px 6px 5px 24px;
}

.wci-summary {
  font-size: var(--text-xs);
  color: var(--text-muted);
  line-height: 1.3;
  margin-bottom: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.wci-hint {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  font-style: italic;
  padding: 2px 0;
}

.wci-stat {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-bottom: 2px;
  margin-right: 6px;
}

.wci-stat-icon {
  font-size: var(--text-xs);
}

.wci-stat-text {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-muted);
}

.wci-tags {
  display: inline;
}

.wci-tag {
  display: inline-block;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  background: color-mix(in srgb, var(--brand-accent) 12%, transparent);
  color: color-mix(in srgb, var(--brand-accent) 75%, var(--text-primary));
  border: 1px solid color-mix(in srgb, var(--brand-accent) 20%, transparent);
  word-break: break-word;
  max-width: 100%;
  margin: 0 1px;
}

.wci-tag-char {
  background: color-mix(in srgb, var(--brand-secondary) 10%, transparent);
  color: var(--brand-secondary);
  border-color: color-mix(in srgb, var(--brand-secondary) 20%, transparent);
}

.wci-tag-more {
  background: var(--overlay-5);
  color: var(--text-soft);
  border-color: var(--overlay-10);
}

.wci-field {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 3px 6px;
  background: var(--overlay-5);
  border-radius: var(--radius-xs);
  margin-bottom: 3px;
  border: 1px solid var(--overlay-5);
}

.wci-field-label {
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.wci-field-value {
  font-size: var(--text-sm);
  color: var(--text-main);
  line-height: 1.3;
  word-break: break-word;
}

/* 世界卡元信息编辑卡片 */
.wci-meta-card {
  background: var(--overlay-5);
  border: 1px solid color-mix(in srgb, var(--brand-accent) 25%, transparent);
  border-radius: var(--radius-sm);
  padding-bottom: 2px;
  margin-bottom: 2px;
}

.wci-meta-card .wci-card-header {
  padding: 3px 6px;
  border-bottom: 1px solid color-mix(in srgb, var(--brand-accent) 10%, transparent);
}

.wci-meta-card .wci-card-body {
  padding: 4px 6px;
}

.wci-meta-field {
  margin-bottom: 4px;
}

.wci-meta-field:last-child {
  margin-bottom: 0;
}

.wci-meta-label {
  display: block;
  font-size: var(--text-2xs);
  font-weight: var(--weight-semibold);
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 2px;
}

.wci-meta-input,
.wci-meta-textarea {
  width: 100%;
  box-sizing: border-box;
  background: var(--surface-soft);
  border: 1px solid var(--overlay-12);
  border-radius: var(--radius-sm);
  padding: 3px 6px;
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow var(--transition-base);
}

.wci-meta-input:focus,
.wci-meta-textarea:focus {
  border-color: color-mix(in srgb, var(--brand-accent) 50%, transparent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-accent) 10%, transparent);
}

.wci-meta-input::placeholder,
.wci-meta-textarea::placeholder {
  color: var(--text-tertiary);
  font-style: italic;
}

.wci-meta-textarea {
  resize: none;
  min-height: 24px;
  line-height: 1.4;
}

.wci-meta-textarea--auto {
  overflow: hidden;
}

/* Step 3 字段编辑器样式 — 模板驱动 */
.wci-s3-card {
  background: var(--overlay-2);
  border: 1px solid color-mix(in srgb, var(--brand-primary) 20%, transparent);
  border-radius: var(--radius-sm);
  margin-top: 2px;
}

.wci-s3-badge {
  font-size: var(--text-xs);
  color: var(--text-soft);
  background: var(--overlay-5);
  padding: 1px 5px;
  border-radius: var(--radius-md);
  margin-left: 4px;
}

.wci-s3-card-body {
  padding: 4px 6px 6px;
}

/* 模板行 */
.wci-s3-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  background: var(--overlay-2);
  border: 1px solid var(--overlay-8);
  border-radius: var(--radius-sm);
  padding: 5px 7px;
  margin-bottom: 5px;
  position: relative;
}

.wci-s3-row-icon {
  font-size: var(--text-body-sm);
  flex-shrink: 0;
}

.wci-s3-row-name {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--text-primary);
  flex-shrink: 0;
}

.wci-s3-row-param {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
}

.wci-s3-param-label {
  font-size: var(--text-xs);
  color: var(--text-soft);
  flex-shrink: 0;
}

.wci-s3-param-input {
  background: var(--surface-canvas);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  font-size: var(--text-xs);
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
  width: 72px;
}

.wci-s3-era-input {
  width: 36px;
}

.wci-s3-param-input:focus {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.wci-s3-param-input::placeholder {
  color: var(--text-tertiary);
  font-style: italic;
}

.wci-s3-param-select {
  background: var(--surface-soft);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 1px 3px;
  font-size: var(--text-xs);
  color: var(--text-muted);
  outline: none;
  cursor: pointer;
}

.wci-s3-param-plus {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.wci-s3-row-params {
  width: 100%;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 3px 10px;
  padding-left: 20px;
}

.wci-s3-param-fixed {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: var(--weight-medium);
}

/* 自定义模板 */
.wci-s3-custom-icon {
  font-size: var(--text-body-sm);
  flex-shrink: 0;
}

.wci-s3-custom-name {
  flex: 1;
  min-width: 50px;
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  background: var(--surface-canvas);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  color: var(--text-primary);
  outline: none;
}

.wci-s3-custom-name:focus {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.wci-s3-custom-name::placeholder {
  color: var(--text-tertiary);
  font-style: italic;
  font-weight: var(--weight-normal);
}

.wci-s3-custom-icon-input {
  width: 32px;
  text-align: center;
  background: var(--surface-canvas);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 1px 2px;
  font-size: var(--text-sm);
  outline: none;
}

.wci-s3-custom-icon-input:focus {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

/* 子字段区 */
.wci-s3-subfields {
  width: 100%;
  padding: 3px 0 0 20px;
}

.wci-s3-subfield {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 3px;
}

.wci-s3-sf-label {
  flex: 1;
  min-width: 0;
  background: var(--surface-canvas);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  font-size: var(--text-xs);
  color: var(--text-primary);
  outline: none;
}

.wci-s3-sf-label:focus {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.wci-s3-sf-label::placeholder {
  color: var(--text-tertiary);
  font-style: italic;
}

/* 类别 chips */
.wci-s3-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.wci-s3-chip {
  background: color-mix(in srgb, var(--brand-primary) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--brand-primary) 20%, transparent);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  font-size: var(--text-xs);
  color: var(--brand-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.wci-s3-chip:hover:not(:disabled) {
  background: color-mix(in srgb, var(--brand-primary) 15%, transparent);
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.wci-s3-chip-disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.wci-s3-hint {
  font-size: var(--text-xs);
  color: var(--text-soft);
  font-style: italic;
  padding: 4px 12px 2px;
}

.wci-s3-hint.is-locked {
  opacity: 0.6;
}

.wci-s3-group.is-locked {
  opacity: 0.5;
  pointer-events: none;
}

/* 状态栏预览 — 复用 .sticky-status-bar 设计语言 */
.wci-s3-preview {
  padding: 6px 8px 4px;
  border-bottom: 1px dashed var(--overlay-8);
}

.wci-s3-preview-label {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-bottom: 3px;
  letter-spacing: 0.5px;
}

.wci-s3-preview .sticky-status-bar {
  margin: 0;
  z-index: auto;
}

.wci-s3-preview .sticky-status-items {
  flex: 1 1 0;
}

.wci-s3-preview-empty {
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  padding: 6px 0;
  font-style: italic;
}

/* 空状态 */
.wci-s3-empty {
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  padding: 6px 0 2px;
  line-height: 1.5;
}

/* NPC 字段行 */
.wci-s3-field {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 3px;
  padding-left: 2px;
}

.wci-s3-field-fixed {
  opacity: 0.6;
}

.wci-s3-field-label {
  flex: 0 1 90px;
  min-width: 60px;
}

.wci-s3-field-fixed .wci-s3-field-label:only-child {
  flex: 1;
}

.wci-s3-field-desc {
  flex: 1;
  min-width: 0;
}

.wci-s3-field-hint {
  flex: 1;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  font-style: italic;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 通用输入框 */
.wci-s3-input {
  background: var(--surface-soft);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 2px 5px;
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
  min-width: 0;
}

.wci-s3-input:focus {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.wci-s3-input::placeholder {
  color: var(--text-tertiary);
  font-style: italic;
}

/* 通用下拉 */
.wci-s3-select {
  background: var(--surface-card);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-xs);
  padding: 2px 3px;
  font-size: var(--text-xs);
  color: var(--text-muted);
  outline: none;
  flex-shrink: 0;
}

/* 删除/添加按键 */
.wci-s3-del-btn {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: var(--text-sm);
  padding: 0 2px;
  flex-shrink: 0;
  line-height: 1;
}

.wci-s3-del-btn:hover {
  color: var(--status-danger);
}

.wci-s3-add-btn {
  display: block;
  width: 100%;
  background: none;
  border: 1px dashed var(--overlay-12);
  border-radius: var(--radius-xs);
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  padding: 3px;
  cursor: pointer;
  margin-top: 3px;
  text-align: center;
}

.wci-s3-add-btn:hover {
  color: var(--text-muted);
  border-color: color-mix(in srgb, var(--brand-primary) 30%, transparent);
  background: color-mix(in srgb, var(--brand-primary) 5%, transparent);
}

/* 抽屉遮罩层 - 默认隐藏 */
.drawer-overlay {
  display: none;
}

.summary-header-placeholder h2 {
  flex: 1;
  font-size: var(--text-subtitle);
  font-weight: var(--weight-bold);
  color: var(--text-color);
  margin: 0;
  letter-spacing: 0.3px;
}

/* icon-summary 已被 Material Symbols 替代 */

/* 统计信息（header 内联） */
.summary-stats-inline {
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
  margin-left: auto;
  margin-right: 8px;
}

.summary-stats-inline strong {
  font-weight: var(--weight-bold);
  color: var(--text-muted);
}

.summary-list {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#summary-tile.is-collapsed .summary-list {
  display: none;
}

.summary-list::-webkit-scrollbar {
  width: 5px;
}

.summary-list::-webkit-scrollbar-track {
  background: color-mix(in srgb, var(--brand-primary) 5%, transparent);
  border-radius: var(--radius-xs);
}

.summary-list::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  border-radius: var(--radius-xs);
}

.summary-list::-webkit-scrollbar-thumb:hover {
  background: color-mix(in srgb, var(--brand-primary) 35%, transparent);
}

/* 单条总结项 - 现代卡片风格 */
.summary-item {
  background: var(--surface-canvas);
  border: 1px solid color-mix(in srgb, var(--brand-primary) 12%, transparent);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--text-color);
  animation: summaryFadeIn var(--transition-slow);
  position: relative;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--brand-primary) 6%, transparent);
}

.summary-item:hover {
  border-color: color-mix(in srgb, var(--brand-primary) 30%, transparent);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--brand-primary) 12%, transparent);
  transform: translateY(-2px);
}

.summary-item.loading {
  color: var(--text-secondary);
  font-style: italic;
  background: linear-gradient(90deg, var(--surface-soft) 25%, var(--surface-card) 50%, var(--surface-soft) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }

  100% {
    background-position: 200% 0;
  }
}

/* 总结内容头部 */
.summary-item-header {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: row;
  flex-direction: row;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  width: 100%;
}

.summary-item .summary-text {
  display: block;
  line-height: 1.5;
}

/* 编辑界面样式 */
.summary-edit-container {
  margin-top: 8px;
}

.summary-edit-textarea {
  width: 100%;
  min-height: 60px;
  padding: 10px;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-md);
  font-size: var(--text-body);
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  background: var(--surface-panel-strong);
  color: var(--text-color);
  outline: none;
}

.summary-edit-textarea:focus {
  box-shadow: var(--shadow-focus-ring);
}

.edit-narrative-textarea {
  width: 100%;
  min-height: 400px;
  padding: 12px;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-md);
  font-size: var(--text-subtitle);
  line-height: 1.8;
  resize: vertical;
  background: var(--input-bg);
  color: var(--text-color);
  outline: none;
}

.chat-edit-textarea {
  width: 100%;
  min-height: 100px;
  padding: 10px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--text-color);
  font-size: var(--text-body-lg);
  line-height: 1.6;
  resize: vertical;
  outline: none;
}

.chat-edit-textarea--narrative {
  min-height: 400px;
  border-width: 2px;
  border-radius: var(--radius-md);
  font-size: var(--text-subtitle);
  line-height: 1.8;
}

.chat-edit-button-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.chat-edit-button-row--spacious {
  margin-top: 10px;
}

.chat-edit-btn {
  flex: 1;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  cursor: pointer;
}

.chat-edit-btn--spacious {
  min-height: 44px;
  padding: 10px 14px;
  font-size: var(--text-body-lg);
}

.summary-edit-buttons {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.summary-edit-buttons button {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
}

.summary-edit-save {
  background: var(--primary-gradient);
  color: var(--text-invert);
}

.summary-edit-save:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.summary-edit-cancel {
  background: var(--overlay-8);
  color: var(--text-secondary);
}

.summary-edit-cancel:hover {
  background: var(--overlay-12);
}

/* 操作按键 - 在 header 内流式布局 */
.summary-actions {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: row;
  flex-direction: row;
  -webkit-align-items: center;
  align-items: center;
  gap: 6px;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
}

/* Safari gap fallback */
.summary-actions .summary-action-btn {
  margin-left: 6px;
}

.summary-actions .summary-action-btn:first-child {
  margin-left: 0;
}

.summary-action-btn {
  width: 26px;
  height: 26px;
  border: none;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
  cursor: pointer;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
  transition: all var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
}

.summary-action-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 25%, transparent);
  transform: scale(1.1);
}

.summary-action-btn.delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 25%, transparent);
}

.summary-action-btn .icon {
  width: 12px;
  height: 12px;
  background-size: contain;
  opacity: 0.7;
}

.summary-action-btn:hover .icon {
  opacity: 1;
}

/* 轮次标签 */
.summary-item .summary-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--metro-blue) 0%, var(--brand-purple) 100%);
  color: var(--text-invert);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  box-shadow: 0 2px 6px color-mix(in srgb, var(--brand-primary) 30%, transparent);
}

/* 章节总结样式 - 金色主题 */
.summary-item.summary-chapter {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.08) 0%, color-mix(in srgb, var(--accent-warm-text) 5%, transparent) 100%);
  border: 1px solid color-mix(in srgb, var(--status-warning) 25%, transparent);
  border-left: 4px solid var(--status-warning);
}

.summary-item.summary-chapter:hover {
  border-color: color-mix(in srgb, var(--status-warning) 50%, transparent);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--status-warning) 15%, transparent);
}

.summary-item.summary-chapter .summary-index {
  background: linear-gradient(135deg, var(--status-warning) 0%, var(--accent-warm-text) 100%);
  min-width: 28px;
  height: 28px;
  font-size: var(--text-caption);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 6px color-mix(in srgb, var(--status-warning) 35%, transparent);
}

.summary-item.summary-chapter .summary-text {
  font-weight: var(--weight-medium);
  color: color-mix(in srgb, var(--status-warning) 45%, var(--text-primary));
}

@keyframes summaryFadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.summary-empty {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--text-body-lg);
  padding: 60px 24px;
}

.summary-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
  line-height: 1;
}

.summary-empty-text {
  line-height: 1.6;
}

/* 章节分组标题 */
.summary-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  margin: 12px 0 8px 0;
  background: color-mix(in srgb, var(--brand-primary) 6%, transparent);
  border-radius: var(--radius-md);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.summary-group-header:first-child {
  margin-top: 0;
}

.summary-group-header::before {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--brand-primary) 20%, transparent));
}

.summary-group-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--brand-primary) 20%, transparent), transparent);
}

/* 响应式 - 小屏幕隐藏右侧栏，显示移动端按键 */
@media (max-width: 1150px) {
  #right-sidebar {
    /* 不用 display:none，否则内部 position:fixed 的抽屉面板也无法渲染 */
    position: fixed;
    top: 0;
    right: 0;
    width: 0;
    height: 0;
    overflow: visible;
    pointer-events: none;
    z-index: 201;
  }

  #app {
    width: 100%;
  }

  .header-toolbar > .mobile-drawer-btn.mobile-game-only,
  .header-toolbar > .mobile-drawer-btn.mobile-design-only {
    display: flex !important;
  }

  .summary-tile-toggle {
    display: none;
  }

  /* 移动端 Header 紧凑布局 */
  header {
    min-height: auto;
    padding: 4px 4px;
    padding-top: calc(4px + var(--safe-top));
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .header-title-group {
    justify-content: space-between;
    padding: 0 8px;
  }

  .header-subtitle {
    font-size: var(--text-xs);
  }

  header h1 {
    font-size: var(--text-title);
    font-weight: var(--weight-normal);
  }

  .mode-toggle {
    height: 26px;
  }

  .mode-toggle-label {
    padding: 0 8px;
    font-size: var(--text-sm);
    line-height: 26px;
  }

  .header-toolbar {
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: space-around;
  }

  .header-toolbar > .header-tile {
    width: 60px;
    height: 60px;
  }

  .header-toolbar > .header-tile .material-symbols-outlined {
    font-size: 28px;
  }

  .header-toolbar > .header-tile > span:not(.material-symbols-outlined):not(.header-badge) {
    font-size: var(--text-xs);
  }

  /* 设计模式下隐藏游戏模式专用按键 */
  .design-mode-active .header-toolbar > .mobile-drawer-btn.mobile-game-only {
    display: none !important;
  }

  /* 设计模式专用按键：默认隐藏，设计模式下显示 */
  .header-toolbar > .mobile-drawer-btn.mobile-design-only {
    display: none !important;
  }

  .design-mode-active .header-toolbar > .mobile-drawer-btn.mobile-design-only {
    display: flex !important;
  }

  /* 侧边栏磁贴改为抽屉式（不遮挡 header 和输入栏） */
  #npc-tile,
  #summary-tile,
  #worldcard-info-tile {
    position: fixed;
    top: var(--drawer-top, 0px);
    right: 0;
    bottom: 0;
    height: calc(100dvh - var(--drawer-top, 0px));
    max-height: calc(100dvh - var(--drawer-top, 0px));
    width: min(85%, 340px);
    max-width: 340px;
    z-index: 202;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    box-shadow: -4px 0 20px var(--overlay-15);
    padding: 16px;
    padding-top: 16px;
    padding-bottom: calc(16px + var(--safe-bottom));
    padding-right: calc(16px + var(--safe-right));
    background: var(--surface-overlay);
    backdrop-filter: blur(12px);
    border-radius: 0;
    flex: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    pointer-events: none;
  }

  #npc-tile.drawer-open,
  #summary-tile.drawer-open,
  #worldcard-info-tile.drawer-open {
    transform: translateX(0);
    display: flex !important;
    flex-direction: column;
    pointer-events: auto;
  }

  /* 抽屉遮罩层（透明，仅作为点击关闭区域） */
  .drawer-overlay {
    display: none;
    position: fixed;
    top: var(--drawer-top, 0px);
    left: 0;
    width: 100%;
    bottom: 0;
    background: transparent;
    z-index: 200;
  }

  .drawer-overlay.active {
    display: block;
  }
}

header {
  padding: 4px 16px;
  padding-top: calc(4px + var(--safe-top));
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-color);
  z-index: 10;
  border-bottom: 1px solid var(--surface-card);
  box-shadow: 0 1px 3px var(--overlay-5);
  min-height: 72px;
  flex-shrink: 0;
}

/* ============================================
           Header 标题与工具栏
           ============================================ */
.header-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

header h1 {
  font-size: calc(22px * var(--ui-scale, 1));
  font-weight: var(--weight-light);
  letter-spacing: -0.3px;
  color: var(--text-color);
  white-space: nowrap;
  display: flex;
  align-items: flex-end;
  gap: 6px;
}

.header-logo {
  width: calc(28px * var(--ui-scale, 1));
  height: calc(28px * var(--ui-scale, 1));
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  align-self: center;
  cursor: pointer;
  transition:
    transform 0.12s ease,
    filter 0.12s ease,
    box-shadow 0.12s ease;
}

.header-logo:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.header-logo:active {
  transform: scale(0.96);
}

.header-logo:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-primary) 35%, transparent);
}

.header-subtitle {
  font-size: var(--text-sm);
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: var(--weight-semibold);
  color: var(--metro-blue);
}

/* 标题 Tips 点击交互 */
.title-tips-trigger {
  display: inline-block;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: color var(--transition-fast);
  position: relative;
}

.title-tips-trigger:hover {
  color: var(--metro-blue);
}

.title-tips-trigger:active,
.title-tips-trigger.title-tips-bounce {
  animation: titleTipsBounce 0.35s ease;
}

@keyframes titleTipsBounce {
  0% {
    transform: scale(1);
  }

  30% {
    transform: scale(0.92);
  }

  60% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

.header-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.header-toolbar > .header-tile {
  width: 64px;
  height: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    background var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
  background: color-mix(in srgb, var(--surface-glass) 42%, transparent);
  color: var(--text-secondary);
  border: 1px solid transparent;
  border-radius: calc(var(--radius-md) + 2px);
  box-shadow: none;
  position: relative;
  padding: 0;
  font-family: inherit;
}

.header-toolbar > .header-tile:hover,
.header-toolbar > .header-tile:active {
  color: var(--text-color);
  background-color: color-mix(in srgb, var(--surface-glass-strong) 92%, transparent);
  box-shadow: var(--shadow-sm), var(--shadow-inset);
  transform: translateY(-1px);
}

.header-toolbar > .header-tile:active {
  background-color: color-mix(in srgb, var(--brand-primary) 12%, var(--surface-glass) 88%);
  box-shadow: var(--shadow-sm), var(--shadow-inset);
  transform: translateY(0);
}

.header-toolbar > .header-tile .material-symbols-outlined {
  font-size: 24px;
  margin-bottom: 2px;
}

.header-toolbar > .header-tile > span:not(.material-symbols-outlined):not(.header-badge) {
  font-size: var(--text-sm);
  line-height: 1;
  font-weight: var(--weight-bold);
}

.header-tile-icon--debug {
  color: var(--brand-magenta);
}

.header-tile-icon--npc {
  color: var(--brand-secondary);
}

.header-tile-icon--summary {
  color: var(--icon-muted);
}

.header-tile-icon--save {
  color: var(--brand-accent);
}

.header-tile-icon--worldcard {
  color: var(--brand-accent);
}

.header-tile-icon--settings {
  color: var(--icon-subtle);
}

.header-tile-icon--map {
  color: var(--brand-primary);
}

.header-tile-icon--phone {
  color: var(--status-success);
}

.header-tile-icon--reset {
  color: var(--status-danger);
}

/* 模式切换滑块 */
.mode-toggle {
  position: relative;
  display: flex;
  align-items: center;
  height: 32px;
  background: var(--overlay-20);
  border: 1px solid var(--overlay-35);
  border-radius: var(--radius-xs);
  cursor: pointer;
  user-select: none;
  overflow: hidden;
  flex-shrink: 0;
}

.mode-toggle-label {
  position: relative;
  z-index: 1;
  padding: 0 14px;
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  line-height: 32px;
  color: var(--text-secondary);
  transition: color 0.25s ease;
  white-space: nowrap;
}

.mode-toggle-label.active {
  color: var(--text-invert);
}

.mode-toggle-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: calc(50% - 2px);
  height: calc(100% - 4px);
  background: var(--metro-blue, var(--brand-primary));
  border-radius: var(--radius-xs);
  transition:
    transform 0.25s ease,
    background 0.25s ease;
}

.mode-toggle.design-mode .mode-toggle-slider {
  transform: translateX(100%);
  background: var(--metro-orange);
}

.mode-toggle.design-mode .mode-toggle-left {
  color: var(--text-soft);
}

.mode-toggle.design-mode .mode-toggle-right {
  color: var(--text-invert);
}

/* 移动端抽屉按键 - 桌面隐藏 */
.mobile-drawer-btn {
  display: none;
}

.header-toolbar > .mobile-drawer-btn {
  display: none !important;
}

.header-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 16px;
  height: 16px;
  background: var(--status-danger);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  box-shadow: 0 1px 3px var(--overlay-20);
}

.header-badge.hidden {
  display: none;
}

/* 极简风格图标 */
.icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  vertical-align: middle;
  background-size: contain;
}

.icon-game {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236C5DD3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='6' width='20' height='12' rx='3'/%3E%3Cpath d='M6 12h4M8 10v4M14 11h.01M18 11h.01'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-debug {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 2v4m0 12v4M4.93 4.93l2.83 2.83m8.49 8.48l2.83 2.83M2 12h4m12 0h4M4.93 19.07l2.83-2.83m8.49-8.48l2.83-2.83'/%3E%3Ccircle cx='12' cy='12' r='4'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-save {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M19 21H5a2 2 0 01-2-2V5a2 2 0 012-2h11l5 5v11a2 2 0 01-2 2z'/%3E%3Cpath d='M17 21v-8H7v8M7 3v5h8'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-settings {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3Cpath d='M19.4 15a1.65 1.65 0 00.33 1.82l.06.06a2 2 0 010 2.83 2 2 0 01-2.83 0l-.06-.06a1.65 1.65 0 00-1.82-.33 1.65 1.65 0 00-1 1.51V21a2 2 0 01-2 2 2 2 0 01-2-2v-.09A1.65 1.65 0 009 19.4a1.65 1.65 0 00-1.82.33l-.06.06a2 2 0 01-2.83 0 2 2 0 010-2.83l.06-.06a1.65 1.65 0 00.33-1.82 1.65 1.65 0 00-1.51-1H3a2 2 0 01-2-2 2 2 0 012-2h.09A1.65 1.65 0 004.6 9a1.65 1.65 0 00-.33-1.82l-.06-.06a2 2 0 010-2.83 2 2 0 012.83 0l.06.06a1.65 1.65 0 001.82.33H9a1.65 1.65 0 001-1.51V3a2 2 0 012-2 2 2 0 012 2v.09a1.65 1.65 0 001 1.51 1.65 1.65 0 001.82-.33l.06-.06a2 2 0 012.83 0 2 2 0 010 2.83l-.06.06a1.65 1.65 0 00-.33 1.82V9a1.65 1.65 0 001.51 1H21a2 2 0 012 2 2 2 0 01-2 2h-.09a1.65 1.65 0 00-1.51 1z'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-reset {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M23 4v6h-6M1 20v-6h6'/%3E%3Cpath d='M3.51 9a9 9 0 0114.85-3.36L23 10M1 14l4.64 4.36A9 9 0 0020.49 15'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-load {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 19a2 2 0 01-2 2H4a2 2 0 01-2-2V5a2 2 0 012-2h5l2 3h9a2 2 0 012 2z'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-export {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 01-2 2H5a2 2 0 01-2-2v-4M17 8l-5-5-5 5M12 3v12'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-import {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 01-2 2H5a2 2 0 01-2-2v-4M7 10l5 5 5-5M12 15V3'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-delete {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 6h18M19 6v14a2 2 0 01-2 2H7a2 2 0 01-2-2V6M8 6V4a2 2 0 012-2h4a2 2 0 012 2v2'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-copy {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='13' height='13' rx='2'/%3E%3Cpath d='M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-regenerate {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 2v6h-6M3 12a9 9 0 0115.36-6.36L21 8M3 22v-6h6M21 12a9 9 0 01-15.36 6.36L3 16'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-edit {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11 4H4a2 2 0 00-2 2v14a2 2 0 002 2h14a2 2 0 002-2v-7'/%3E%3Cpath d='M18.5 2.5a2.121 2.121 0 013 3L12 15l-4 1 1-4 9.5-9.5z'/%3E%3C/svg%3E")
    no-repeat center;
}

.icon-phone {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='5' y='2' width='14' height='20' rx='2' ry='2'/%3E%3Cpath d='M12 18h.01'/%3E%3C/svg%3E")
    no-repeat center;
}

/* 消息操作按键样式 */
.message-actions {
  display: flex;
  justify-content: flex-end;
  gap: 4px;
  margin-top: 2px;
}

.msg-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--overlay-5);
  cursor: pointer;
  transition: all var(--transition-base);
}

.msg-action-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 15%, transparent);
}

.msg-action-btn:hover .icon {
  opacity: 1;
}

.msg-action-btn .icon {
  width: 14px;
  height: 14px;
  opacity: 0.6;
}

.msg-action-btn.delete-action:hover {
  background: color-mix(in srgb, var(--status-danger) 15%, transparent);
}

#chat-container {
  flex: 1;
  overflow: hidden;
  min-width: 0;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-70);
  backdrop-filter: blur(5px);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  padding-top: calc(20px + var(--safe-top));
  padding-bottom: calc(20px + var(--safe-bottom));
}

.modal.hidden {
  display: none;
}

/* 确认弹窗需要显示在所有普通弹窗之上 */
#confirm-modal,
#transition-autosave-modal,
#wc-delete-confirm-modal,
#delete-confirm-modal,
#design-exec-confirm-modal,
#chat-delete-confirm-modal {
  z-index: 500;
}

/* Debug modal 需要显示在确认弹窗之上 */
#debug-modal {
  z-index: 600;
}

.modal-content {
  background: var(--surface-elevated);
  backdrop-filter: blur(12px);
  border: 1px solid var(--overlay-8);
  border-radius: var(--radius-md);
  padding: 24px;
  width: 100%;
  max-width: 380px;
  max-height: calc(100dvh - 40px - var(--safe-top) - var(--safe-bottom));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  color: var(--text-color);
  box-shadow:
    0 8px 32px var(--overlay-12),
    0 2px 8px var(--overlay-5);
  animation: scaleIn 0.2s ease-out;
}

@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-content h2 {
  margin-bottom: 20px;
  font-size: var(--text-heading);
  text-align: center;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label,
.form-group .form-label {
  display: block;
  margin-bottom: 6px;
  font-size: var(--text-body);
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  color: var(--text-color);
  font-size: var(--text-title);
  /* 16px 防止 iOS 自动缩放 */
  outline: none;
  font-family: inherit;
  box-sizing: border-box;
}

.form-group textarea {
  resize: vertical;
  min-height: 60px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
}

.form-group .hint {
  font-size: var(--text-caption);
  color: var(--text-muted);
  margin-top: 4px;
}

.form-group .hint-inline {
  font-size: var(--text-caption);
  color: var(--text-soft);
  font-weight: var(--weight-normal);
}

/* 设计模式编辑 Modal */
.dcv-edit-modal-content {
  max-width: 600px !important;
  background: var(--dcv-modal-bg) !important;
  color: var(--dcv-modal-text) !important;
  border: 1px solid var(--dcv-modal-border) !important;
}

.dcv-edit-modal-content h2 {
  font-size: var(--text-body-lg);
  color: var(--dcv-text-primary);
  margin-bottom: 12px;
}

#dcv-edit-textarea {
  width: 100%;
  min-height: 300px;
  max-height: 60vh;
  padding: 12px;
  font-size: var(--text-body-sm);
  font-family: var(--font-mono);
  background: var(--dcv-field-bg);
  border: 1px solid var(--dcv-section-border);
  border-radius: var(--radius-sm);
  color: var(--dcv-text-primary);
  resize: vertical;
  line-height: 1.5;
  box-sizing: border-box;
}

#dcv-edit-textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-warm-text) 40%, transparent);
}

.dcv-edit-modal-content .modal-actions {
  margin-top: 12px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.dcv-edit-modal-content .modal-actions button {
  padding: 6px 16px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--dcv-modal-btn-border);
  background: var(--dcv-modal-btn-bg);
  color: var(--dcv-modal-btn-text);
  cursor: pointer;
  font-size: var(--text-body-sm);
  transition: all var(--transition-fast);
}

.dcv-edit-modal-content .modal-actions button:last-child {
  background: color-mix(in srgb, var(--accent-warm-text) 20%, transparent);
  border-color: color-mix(in srgb, var(--accent-warm-text) 40%, transparent);
  color: var(--accent-warm-text);
}

.dcv-edit-modal-content .modal-actions button:hover {
  background: var(--dcv-btn-hover-bg);
}

.dcv-edit-modal-content .modal-actions button:last-child:hover {
  background: color-mix(in srgb, var(--accent-warm-text) 35%, transparent);
}

/* 设置对话框宽度 */
.settings-modal-wide {
  width: 740px !important;
  max-width: 90vw !important;
  padding-top: 16px;
}

/* 设置对话框 Header */
.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.settings-header h2 {
  margin: 0;
  font-size: var(--text-heading);
  text-align: left;
}

.settings-header-actions {
  display: flex;
  gap: 10px;
}

.settings-header-actions button {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: none;
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
  min-width: 60px;
}

/* 设置对话框两栏布局 */
.settings-two-column {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.settings-left-column {
  flex: 1;
  min-width: 0;
}

.settings-right-column {
  width: 280px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 8px;
  /* 与左侧 .module-config-list 的 margin-top 对齐 */
}

.settings-right-column .form-label {
  font-weight: var(--weight-semibold);
}

/* 右侧开关选项组 */
.settings-toggle-group {
  background: color-mix(in srgb, var(--brand-primary) 4%, transparent);
  border-radius: var(--radius-lg);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settings-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.settings-toggle-row .toggle-info {
  flex: 1;
  min-width: 0;
}

.settings-toggle-row .toggle-info label {
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  color: var(--text-color);
  margin-bottom: 2px;
  display: block;
}

.settings-toggle-row .toggle-info .hint {
  font-size: var(--text-caption);
  color: var(--text-secondary);
  margin: 0;
}

.settings-toggle-row .toggle-switch {
  flex-shrink: 0;
}

/* 全局导入/导出区域 */
.settings-global-io {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--overlay-8);
}

.settings-global-io .form-label {
  display: block;
  margin-bottom: 8px;
}

.settings-global-io-actions {
  display: flex;
  gap: 8px;
}

/* 右侧 System Prompt 区域 */
.settings-right-column .prompt-group {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.settings-right-column .prompt-group label {
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  margin-bottom: 4px;
}

.settings-right-column .prompt-group .hint {
  font-size: var(--text-caption);
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.settings-right-column .custom-prompt-textarea {
  flex: 1;
  min-height: 120px;
  max-height: none;
  resize: none;
  font-size: var(--text-body-sm);
  padding: 10px;
  border-radius: var(--radius-md);
}

/* API Keys 配置网格 */
.api-keys-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.api-key-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.api-key-row .provider-name {
  width: 70px;
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.api-key-row input {
  flex: 1;
  padding: 8px 10px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text-color);
  font-size: var(--text-body-sm);
  outline: none;
}

.api-key-row input:focus {
  border-color: var(--primary-color);
}

.api-test-btn {
  padding: 4px 8px;
  font-size: var(--text-caption);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  min-width: 48px;
}

.api-test-btn:hover:not(:disabled) {
  background: var(--surface-soft);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.api-test-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.api-test-btn.testing {
  position: relative;
  color: transparent !important;
}

.api-test-btn.testing::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  top: 50%;
  left: 50%;
  margin-top: -6px;
  margin-left: -6px;
  border: 2px solid var(--overlay-10);
  border-top-color: var(--text-secondary);
  border-radius: var(--radius-circle);
  animation: apiTestBtnSpin 0.8s linear infinite;
}

@keyframes apiTestBtnSpin {
  to {
    transform: rotate(360deg);
  }
}

.api-test-btn.success {
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
  border-color: var(--status-success);
  color: color-mix(in srgb, var(--status-success) 85%, var(--text-primary));
}

.api-test-btn.error {
  background: color-mix(in srgb, var(--status-danger) 10%, transparent);
  border-color: var(--status-danger);
  color: color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
}

/* 自定义 Provider 管理 */
.custom-provider-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
  margin-bottom: 8px;
  background: color-mix(in srgb, var(--brand-primary) 4%, transparent);
  border-radius: var(--radius-md);
  position: relative;
}

.custom-provider-row .cp-field {
  display: flex;
  align-items: center;
  gap: 8px;
}

.custom-provider-row .cp-label {
  width: 50px;
  font-size: var(--text-caption);
  color: var(--text-secondary);
  flex-shrink: 0;
  text-align: right;
}

.custom-provider-row input {
  flex: 1;
  padding: 6px 8px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text-color);
  font-size: var(--text-caption);
  outline: none;
  min-width: 0;
}

.custom-provider-row input:focus {
  border-color: var(--primary-color);
}

.cp-delete-btn {
  width: 26px;
  height: 26px;
  border: none;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--status-danger) 10%, transparent);
  color: var(--status-danger);
  cursor: pointer;
  font-size: var(--text-body-lg);
  line-height: 1;
  flex-shrink: 0;
  transition: background var(--transition-base);
}

.cp-delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 25%, transparent);
}

.add-provider-btn {
  width: 100%;
  padding: 8px;
  border: 1px dashed var(--input-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: var(--text-body-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.add-provider-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: color-mix(in srgb, var(--brand-primary) 6%, transparent);
}

/* 模块配置列表 */
.module-config-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.module-config-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.module-config-item > .module-label {
  width: 70px;
  font-size: var(--text-body-lg);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.module-config-column {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.module-provider-select,
.module-model-select {
  padding: 6px 8px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text-color);
  font-size: var(--text-caption);
  outline: none;
}

.module-provider-select {
  width: 120px;
  min-width: 0;
  flex-shrink: 0;
}

.module-provider-select:focus {
  border-color: var(--primary-color);
}

.module-model-control {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.module-model-select {
  flex: 1 !important;
  width: 100% !important;
  min-width: 0;
}

.module-model-select:focus {
  border-color: var(--primary-color);
}

.module-model-input {
  flex: 1 !important;
  width: auto !important;
  min-width: 0;
  padding: 6px 8px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text-color);
  font-size: var(--text-caption);
  outline: none;
}

.module-model-input:focus {
  border-color: var(--primary-color);
}

.module-model-input::placeholder {
  color: var(--text-tertiary);
  font-size: var(--text-caption);
}

.module-model-input.is-hidden {
  display: none;
}

/* Module Config Item: label left, column right, label vertically centered */
.module-config-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

/* Module Price Row (second line) */
.module-price-row {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 0;
  opacity: 0.7;
}

.module-price-row .price-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.price-info {
  display: inline-block;
  max-width: 150px;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.price-value {
  color: var(--text-color);
  opacity: 0.7;
}

.module-price-row .price-unit {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.module-price-row .temp-label {
  margin-left: 4px;
}

.module-temp-input {
  width: 45px !important;
  max-width: 45px !important;
  min-width: 45px !important;
  height: 18px;
  padding: 0 3px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-xs);
  color: var(--text-color);
  font-size: var(--text-sm);
  outline: none;
  text-align: center;
  box-sizing: border-box;
}

.module-temp-input:focus {
  border-color: var(--metro-orange);
  opacity: 1;
}

.module-temp-input::placeholder {
  color: var(--text-tertiary);
  font-size: var(--text-sm);
}

/* Custom System Prompt Textarea */
.custom-prompt-textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--chat-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  color: var(--text-color);
  font-size: var(--text-body);
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  outline: none;
  min-height: 80px;
  max-height: 200px;
}

.custom-prompt-textarea:focus {
  border-color: var(--primary-color);
}

.custom-prompt-textarea::placeholder {
  color: var(--text-soft);
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-medium);
  transition: var(--transition-slow);
  border-radius: var(--radius-xl);
}

.toggle-slider:before {
  position: absolute;
  content: '';
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--surface-input);
  transition: var(--transition-slow);
  border-radius: var(--radius-circle);
  box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--primary-gradient);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(20px);
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.modal-actions button {
  flex: 1;
  padding: 12px;
  border: none;
  font-size: var(--text-body-lg);
  font-weight: var(--weight-medium);
  cursor: pointer;
}

/* Save Manager Styles */
.save-slots {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 320px;
  overflow-y: auto;
}

.save-slot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--bg-color);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.save-slot.current {
  border-color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 8%, transparent);
}

.save-slot.empty {
  opacity: 0.7;
}

.slot-info {
  flex: 1;
  min-width: 0;
}

.slot-name {
  font-size: var(--text-body-lg);
  font-weight: var(--weight-medium);
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slot-name.empty-name {
  color: var(--text-secondary);
}

.slot-time {
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
  margin-top: 2px;
}

.slot-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.slot-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--overlay-5);
  cursor: pointer;
  font-size: var(--text-body-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.slot-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
}

.slot-btn.delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 20%, transparent);
}

/* 存档世界名小字 */
.slot-world {
  font-size: var(--text-caption);
  color: var(--text-secondary);
  margin-top: 2px;
  opacity: 0.8;
}

/* ============================================
           存档管理双栏重构样式
           ============================================ */

/* 更宽的存档管理模态框 */
.save-manager-wide {
  max-width: 800px !important;
  width: 90vw !important;
  padding: 0 !important;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
  overflow: hidden;
}

.save-manager-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.save-manager-header h2 {
  margin: 0;
  font-size: var(--text-title);
  font-weight: var(--weight-bold);
  display: flex;
  align-items: center;
  gap: 8px;
}

.save-manager-close-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--overlay-5);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.save-manager-close-btn:hover {
  background: var(--overlay-12);
  color: var(--text-color);
}

.save-manager-body {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* 单栏通用样式 */
.save-panel {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.world-card-panel {
  width: 46%;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
}

.game-save-panel {
  flex: 1;
  min-width: 0;
}

.save-panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px 10px;
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--overlay-5);
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.save-panel-header .material-symbols-outlined {
  font-size: var(--text-heading);
}

.save-panel-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.save-panel-footer {
  padding: 10px 12px;
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
  display: flex;
  gap: 8px;
}

.save-panel-footer .secondary-btn {
  flex: 1;
  font-size: var(--text-body-sm);
  padding: 7px 10px;
}

/* ============================================
           世界卡卡片样式
           ============================================ */

.world-card-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 11px 13px;
  background: var(--bg-color);
  transition: all var(--transition-base);
  cursor: default;
}

.world-card-item:hover {
  border-color: color-mix(in srgb, var(--brand-purple) 30%, transparent);
  background: color-mix(in srgb, var(--brand-purple) 4%, transparent);
}

/* 激活状态 */
.world-card-item.wc-active {
  border-color: var(--metro-purple);
  background: color-mix(in srgb, var(--brand-purple) 7%, transparent);
  border-left-width: 3px;
}

.wc-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.wc-icon {
  font-size: var(--text-title);
  flex-shrink: 0;
}

.wc-name {
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--text-color);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wc-active-badge {
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  color: var(--metro-purple);
  background: color-mix(in srgb, var(--brand-purple) 12%, transparent);
  padding: 2px 8px;
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.wc-meta {
  font-size: var(--text-caption);
  color: var(--text-secondary);
  margin-bottom: 8px;
  padding-left: 22px;
}

.wc-actions {
  display: flex;
  justify-content: flex-end;
  gap: 5px;
}

.wc-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--overlay-5);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.wc-btn .material-symbols-outlined {
  font-size: var(--text-title);
}

.wc-btn:hover {
  background: color-mix(in srgb, var(--brand-purple) 15%, transparent);
  color: var(--metro-purple);
}

.wc-btn.wc-active-btn {
  background: color-mix(in srgb, var(--brand-purple) 12%, transparent);
  color: var(--metro-purple);
  cursor: default;
}

.wc-delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 15%, transparent) !important;
  color: var(--metro-red) !important;
}

.wc-edit-design-btn:hover {
  background: color-mix(in srgb, var(--status-warning) 15%, transparent) !important;
  color: var(--metro-orange) !important;
}

/* 重新导入弹窗按键布局 */
.reimport-choice-actions {
  flex-direction: column !important;
  gap: 8px !important;
}

.reimport-choice-actions button {
  width: 100%;
}

/* 小屏幕：存档管理单列 */
@media (max-width: 600px) {
  .save-manager-wide {
    width: 100vw !important;
    max-height: 100dvh;
    border-radius: 0;
  }

  .save-manager-body {
    flex-direction: column;
  }

  .world-card-panel {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    max-height: 40%;
  }
}

/* Debug Modal Styles - 全屏 */

#debug-modal {
  padding: 0;
}

#debug-modal .modal-content {
  max-width: 100vw !important;
  width: 100vw !important;
  height: 100dvh;
  max-height: 100dvh;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  padding: 16px 24px;
  padding-top: calc(16px + var(--safe-top));
  padding-bottom: calc(16px + var(--safe-bottom));
  padding-left: calc(16px + var(--safe-left));
  padding-right: calc(16px + var(--safe-right));
}

#debug-modal h2 {
  flex-shrink: 0;
  margin-bottom: 12px;
}

#debug-modal .modal-actions {
  flex-shrink: 0;
  margin-top: 12px;
}

/* Debug Modal Tab 切换样式 */
.debug-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-shrink: 0;
}

.debug-tab {
  flex: 1;
  padding: 8px 6px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.debug-tab:hover {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
  border-color: var(--primary-color);
}

.debug-tab.active {
  background: var(--primary-gradient);
  color: var(--text-invert);
  border-color: transparent;
}

.debug-tab .icon {
  font-size: var(--text-body-lg);
}

.debug-content {
  background: var(--surface-code);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  flex: 1;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--text-invert);
  white-space: pre-wrap;
  word-break: break-all;
  border: 1px solid color-mix(in srgb, var(--brand-primary) 20%, transparent);
}

/* JSON 语法高亮 */
.debug-content .json-key {
  color: var(--syntax-key);
}

.debug-content .json-string {
  color: var(--text-main);
}

.debug-content .json-number {
  color: var(--segment-summary);
}

.debug-content .json-boolean {
  color: var(--segment-module);
}

.debug-content .json-null {
  color: var(--segment-step1);
}

.debug-content .json-bracket {
  color: var(--segment-core);
}

/* 特殊高亮:role 字段 */
.debug-content .json-role-system {
  color: var(--segment-step1);
  font-weight: var(--weight-semibold);
}

.debug-content .json-role-user {
  color: var(--segment-country);
  font-weight: var(--weight-semibold);
}

.debug-content .json-role-assistant {
  color: var(--syntax-key);
  font-weight: var(--weight-semibold);
}

/* 特殊高亮:model 字段值 */
.debug-content .json-model {
  color: var(--segment-core);
  font-weight: var(--weight-semibold);
  background: color-mix(in srgb, var(--brand-yellow) 10%, transparent);
  padding: 1px 4px;
  border-radius: var(--radius-xs);
}

/* 特殊高亮:turn 字段 - 整行高亮 */
.debug-content .json-turn-line {
  background: color-mix(in srgb, var(--brand-accent) 20%, transparent);
  display: inline;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  border-left: 3px solid var(--brand-accent);
}

.debug-content .json-turn-line .json-key {
  color: var(--brand-accent);
  font-weight: var(--weight-bold);
}

.debug-content .json-turn-line .json-number {
  color: var(--brand-magenta);
  font-weight: var(--weight-bold);
}

/* 长文本分段显示样式 */
.debug-content .json-long-text-indicator {
  color: var(--segment-core);
  font-style: italic;
  font-size: var(--text-body-sm);
  opacity: 0.8;
}

.debug-content .debug-segmented {
  margin: 8px 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.debug-content .debug-segment {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--sheen-10);
  width: 70%;
}

.debug-content .segment-header {
  padding: 6px 12px;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  border-bottom: 1px solid var(--sheen-10);
}

.debug-content .segment-content {
  padding: 10px 12px;
  font-size: var(--text-body-sm);
  line-height: 1.5;
  white-space: pre-wrap;
  max-height: 300px;
  overflow-y: auto;
}

/* 参考资料汇总 */
.debug-content .segment-reference {
  background: color-mix(in srgb, var(--syntax-key) 10%, transparent);
}

.debug-content .segment-reference .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--syntax-key);
}

/* 国家设定模块 */
.debug-content .segment-country {
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
}

.debug-content .segment-country .segment-header {
  background: color-mix(in srgb, var(--status-success) 20%, transparent);
  color: var(--segment-country);
}

/* 系统模块 */
.debug-content .segment-module {
  background: color-mix(in srgb, var(--brand-purple) 10%, transparent);
}

.debug-content .segment-module .segment-header {
  background: color-mix(in srgb, var(--brand-purple) 20%, transparent);
  color: var(--segment-module);
}

/* Step2 生成的选项 - 待解析(Step 3 数据层) */
.debug-content .segment-step2-choices {
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
}

.debug-content .segment-step2-choices .segment-header {
  background: color-mix(in srgb, var(--status-success) 20%, transparent);
  color: var(--status-success);
}

/* 核心 Prompt */
.debug-content .segment-core {
  background: color-mix(in srgb, var(--brand-yellow) 10%, transparent);
}

.debug-content .segment-core .segment-header {
  background: color-mix(in srgb, var(--brand-yellow) 20%, transparent);
  color: var(--segment-core);
}

/* 叙事文本(Step 3) */
.debug-content .segment-narrative {
  background: color-mix(in srgb, var(--brand-secondary) 10%, transparent);
}

.debug-content .segment-narrative .segment-header {
  background: color-mix(in srgb, var(--brand-secondary) 20%, transparent);
  color: var(--segment-narrative);
}

/* 剧情总结(Step 3) */
.debug-content .segment-summary {
  background: color-mix(in srgb, var(--brand-accent) 10%, transparent);
}

.debug-content .segment-summary .segment-header {
  background: color-mix(in srgb, var(--segment-summary) 20%, transparent);
  color: var(--segment-summary);
}

/* 角色档案(Step 3) */
.debug-content .segment-npc-archive {
  background: color-mix(in srgb, var(--brand-magenta) 10%, transparent);
}

.debug-content .segment-npc-archive .segment-header {
  background: color-mix(in srgb, var(--brand-magenta) 20%, transparent);
  color: var(--segment-npc-archive);
}

/* 时间轴查询结果 */
.debug-content .segment-timeline {
  background: color-mix(in srgb, var(--segment-timeline) 10%, transparent);
}

.debug-content .segment-timeline .segment-header {
  background: color-mix(in srgb, var(--segment-timeline) 20%, transparent);
  color: var(--segment-timeline);
}

/* 地图信息 */
.debug-content .segment-map {
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
}

.debug-content .segment-map .segment-header {
  background: color-mix(in srgb, var(--status-success) 20%, transparent);
  color: var(--segment-country);
}

/* 相关角色档案(search_timeline 自动注入) */
.debug-content .segment-character-profiles {
  background: color-mix(in srgb, var(--brand-accent) 10%, transparent);
}

.debug-content .segment-character-profiles .segment-header {
  background: color-mix(in srgb, var(--segment-summary) 25%, transparent);
  color: var(--segment-summary);
}

/* 上一轮游戏状态 */
.debug-content .segment-game-state {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.debug-content .segment-game-state .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--segment-game-state);
}

/* Step 3 Prompt(结构化提取阶段) */
.debug-content .segment-step3 {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.debug-content .segment-step3 .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--segment-step3);
}

/* Step 1 Prompt(工具调用阶段) */
.debug-content .segment-step1 {
  background: color-mix(in srgb, var(--segment-step1) 10%, transparent);
}

.debug-content .segment-step1 .segment-header {
  background: color-mix(in srgb, var(--segment-step1) 20%, transparent);
  color: var(--segment-step1);
}

/* GM 决策层 */
.debug-content .segment-gm {
  background: color-mix(in srgb, var(--brand-purple) 10%, transparent);
}

.debug-content .segment-gm .segment-header {
  background: color-mix(in srgb, var(--brand-purple) 20%, transparent);
  color: var(--segment-module);
}

/* GM 静态数据 */
.debug-content .segment-gm-static {
  background: color-mix(in srgb, var(--brand-secondary) 10%, transparent);
}

.debug-content .segment-gm-static .segment-header {
  background: color-mix(in srgb, var(--brand-secondary) 20%, transparent);
  color: var(--segment-narrative);
}

/* GM 动态数据 */
.debug-content .segment-gm-dynamic {
  background: color-mix(in srgb, var(--brand-yellow) 10%, transparent);
}

.debug-content .segment-gm-dynamic .segment-header {
  background: color-mix(in srgb, var(--brand-yellow) 20%, transparent);
  color: var(--segment-core);
}

/* 可折叠段落 */
.debug-content .debug-segment.collapsible .segment-header {
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.debug-content .debug-segment.collapsible .segment-header:hover {
  filter: brightness(1.1);
}

.debug-content .debug-segment.collapsible .collapse-icon {
  font-size: var(--text-sm);
  transition: transform var(--transition-base);
}

.debug-content .debug-segment.collapsible.collapsed .collapse-icon {
  transform: rotate(0deg);
}

.debug-content .debug-segment.collapsible:not(.collapsed) .collapse-icon {
  transform: rotate(90deg);
}

.debug-content .debug-segment.collapsible.collapsed .segment-content {
  display: none;
}

.debug-content .debug-segment.collapsible .segment-size {
  font-size: var(--text-caption);
  opacity: 0.7;
  margin-left: auto;
}

/* 短信记录 */
.debug-content .segment-sms {
  background: color-mix(in srgb, var(--status-success) 10%, transparent);
}

.debug-content .segment-sms .segment-header {
  background: color-mix(in srgb, var(--status-success) 20%, transparent);
  color: var(--status-success);
}

/* 最近主线剧情 */
.debug-content .segment-mainline {
  background: color-mix(in srgb, var(--syntax-key) 10%, transparent);
}

.debug-content .segment-mainline .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--syntax-key);
}

/* 其他内容 */
.debug-content .segment-other {
  background: var(--sheen-5);
}

.debug-content .segment-other .segment-header {
  background: var(--sheen-10);
  color: var(--syntax-bracket);
}

/* 新增：对话历史样式 */
.debug-content .segment-conversation {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.debug-content .segment-conversation .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--segment-game-state);
}

/* 新增：额外指令样式 */
.debug-content .segment-custom {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.debug-content .segment-custom .segment-header {
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--segment-step3);
}

/* 新增：预定义角色样式 */
.debug-content .segment-predefined-chars {
  background: color-mix(in srgb, var(--brand-magenta) 10%, transparent);
}

.debug-content .segment-predefined-chars .segment-header {
  background: color-mix(in srgb, var(--brand-magenta) 20%, transparent);
  color: var(--segment-npc-archive);
}

/* 新增：Parts 容器样式 */
.debug-content .debug-parts-container {
  margin: 8px 0;
  border: 1px solid color-mix(in srgb, var(--brand-primary) 30%, transparent);
  border-radius: var(--radius-md);
  overflow: hidden;
  width: 70%;
}

.debug-content .debug-parts-header {
  padding: 8px 12px;
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  color: var(--syntax-key);
  font-weight: var(--weight-semibold);
  font-size: var(--text-body);
  border-bottom: 1px solid color-mix(in srgb, var(--brand-primary) 30%, transparent);
}

.debug-content .debug-part {
  border-bottom: 1px solid var(--sheen-10);
}

.debug-content .debug-part:last-child {
  border-bottom: none;
}

.debug-content .part-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 12px;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
}

.debug-content .part-index {
  background: var(--sheen-10);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
}

.debug-content .part-source {
  flex: 1;
}

.debug-content .part-length {
  color: var(--surface-card);
  font-size: var(--text-caption);
}

.debug-content .part-content {
  padding: 8px 12px;
  font-size: var(--text-body-sm);
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
  background: var(--overlay-20);
}

/* Parts 数量指示器 */
.debug-content .json-parts-indicator {
  color: var(--syntax-key);
  font-weight: var(--weight-semibold);
  background: color-mix(in srgb, var(--brand-primary) 20%, transparent);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-size: var(--text-body-sm);
}

/* Toast 通知样式 */
.toast-container {
  position: fixed;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.toast {
  opacity: 0;
  transform: translateY(-10px);
  animation:
    toastIn 0.3s ease forwards,
    toastOut 0.3s ease 2.5s forwards;
  pointer-events: auto;
}

@keyframes toastIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

/* ============================================
           原生聊天系统样式 - 论坛对话风格
           ============================================ */

/* 聊天容器 */
#chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: transparent;
  min-width: 0;
}

/* 计划消息区域样式 */
.plan-messages-area {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.plan-messages-area.hidden {
  display: none;
}

.plan-messages-area .empty-placeholder {
  text-align: center;
  color: var(--text-secondary);
}

.plan-messages-area .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.plan-messages-area .empty-text {
  font-size: var(--text-title);
  opacity: 0.7;
}

/* 消息区域 */
.chat-messages-area {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  scroll-behavior: smooth;
  background: var(--bg-color);
  min-width: 0;
}

.chat-messages-area.hidden {
  display: none;
}

/* 自定义滚动条 */
.chat-messages-area::-webkit-scrollbar {
  width: 6px;
}

.chat-messages-area::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages-area::-webkit-scrollbar-thumb {
  background: var(--overlay-15);
  border-radius: var(--radius-xs);
}

.chat-messages-area::-webkit-scrollbar-thumb:hover {
  background: var(--overlay-25);
}

/* 消息基础样式 */
.chat-message {
  margin-bottom: 8px;
  position: relative;
}

/* ============================================
           消息折叠条样式
           ============================================ */
.chat-fold-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  margin: 8px 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-primary) 8%, transparent) 0%, rgba(139, 92, 246, 0.08) 100%);
  border: 1px dashed color-mix(in srgb, var(--brand-primary) 30%, transparent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  user-select: none;
}

.chat-fold-bar:hover {
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-primary) 15%, transparent) 0%, rgba(139, 92, 246, 0.15) 100%);
  border-color: color-mix(in srgb, var(--brand-primary) 50%, transparent);
  transform: translateY(-1px);
}

.chat-fold-bar:active {
  transform: translateY(0);
}

.chat-fold-bar .fold-icon {
  font-size: var(--text-title);
}

.chat-fold-bar .fold-text {
  font-size: var(--text-body);
  color: var(--metro-blue);
  font-weight: var(--weight-medium);
}

/* 展开的消息组容器 */
.chat-expanded-group {
  border-left: 2px solid color-mix(in srgb, var(--brand-primary) 30%, transparent);
  padding-left: 8px;
  margin: 8px 0;
}

/* 收起按键 */
.chat-collapse-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  margin-bottom: 8px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--status-success) 8%, transparent) 0%, color-mix(in srgb, var(--status-success) 8%, transparent) 100%);
  border: 1px dashed color-mix(in srgb, var(--status-success) 30%, transparent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  user-select: none;
}

.chat-collapse-bar:hover {
  background: linear-gradient(135deg, color-mix(in srgb, var(--status-success) 15%, transparent) 0%, color-mix(in srgb, var(--status-success) 15%, transparent) 100%);
  border-color: color-mix(in srgb, var(--status-success) 50%, transparent);
}

.chat-collapse-bar .collapse-icon {
  font-size: var(--text-body-lg);
}

.chat-collapse-bar .collapse-text {
  font-size: var(--text-body-sm);
  color: var(--status-success);
  font-weight: var(--weight-medium);
}

/* 展开消息的淡入动画 */
.chat-message.expanded-message {
  animation: messageExpand 0.3s ease-out;
}

@keyframes messageExpand {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 消息内容容器 - Metro 磁贴 */
.chat-message-content {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  line-height: 1.6;
  font-size: var(--text-title);
  max-width: 100%;
  word-wrap: break-word;
  /* Metro tile 毛玻璃 */
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background-color: var(--chat-bubble-bg);
  background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSJ0cmFuc3BhcmVudCIvPgo8cmVjdCB3aWR0aD0iMSIgaGVpZ2h0PSIxIiBmaWxsPSJyZ2JhKDI1NSwyNTUsMjU1LDAuMSkiLz4KPC9zdmc+');
  background-blend-mode: overlay;
  color: var(--chat-bubble-text);
  border: 1px solid var(--chat-bubble-border-ai);
  box-shadow: 0 2px 8px var(--overlay-5);
  transition: box-shadow var(--motion-base) ease-out;
  position: relative;
  overflow: hidden;
}

[data-default-content-font='on'] .chat-message-content {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

.chat-message-content:hover {
  box-shadow: 0 8px 30px var(--overlay-5);
  background-color: var(--chat-bubble-hover-bg);
}

/* 用户消息样式 - metro-green 边框 */
.chat-message.user-message .chat-message-content {
  background-color: var(--chat-bubble-user-bg);
  border: 1px solid var(--chat-bubble-border-user);
}

/* 设计模式 Phase 1 无白框包装 */
.chat-message.design-p1-message-wrapper .chat-message-content {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

.chat-message.design-p1-message-wrapper .chat-message-content:hover {
  background: transparent !important;
  box-shadow: none !important;
}

.chat-message.design-p1-message-wrapper .metro-watermark {
  display: none !important;
}

/* AI 消息水印图标 */
.metro-watermark {
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 80px;
  opacity: 0.03;
  pointer-events: none;
  color: var(--metro-blue);
  z-index: 0;
}

/* ============================================
           消息底部栏（metrics + 操作按键）
           ============================================ */

.message-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
  padding: 0 20px;
}

/* ============================================
           用户等待计时器
           ============================================ */

.metrics-placeholder {
  display: flex;
  align-items: center;
  gap: 4px;
}

.user-wait-timer {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
  opacity: 0.8;
}

.user-wait-timer .timer-icon {
  font-size: var(--text-caption);
}

.user-wait-timer .timer-value {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  min-width: 48px;
}

.user-wait-timer.completed {
  color: var(--status-success);
}

.user-wait-timer.completed .timer-icon {
  color: var(--status-success);
}

.user-wait-timer.failed {
  color: var(--status-danger);
}

.user-wait-timer.failed .timer-icon {
  color: var(--status-danger);
}

/* ============================================
           Timing 诊断图标（使用 metric-group 结构）
           ============================================ */

.metric-group-diagnosis {
  position: relative;
  margin-left: 6px;
  cursor: pointer;
  font-size: var(--text-caption);
  opacity: 0.7;
  transition: opacity var(--transition-base);
}

.metric-group-diagnosis:hover {
  opacity: 1;
}

.metric-group-diagnosis.diagnosis-normal .metric-diagnosis {
  color: var(--status-success);
}

.metric-group-diagnosis.diagnosis-warning .metric-diagnosis {
  color: var(--accent-warm-text);
}

.metric-group-diagnosis.diagnosis-error .metric-diagnosis {
  color: var(--status-danger);
}

/* 诊断 Tooltip 样式扩展 */
.diagnosis-tooltip {
  min-width: 160px;
  white-space: nowrap;
}

.diagnosis-tooltip .tooltip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 6px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--border-soft);
  font-weight: var(--weight-medium);
}

.diagnosis-tooltip .tooltip-title {
  font-size: var(--text-body-sm);
}

.diagnosis-tooltip .tooltip-total {
  font-size: var(--text-caption);
  color: var(--text-soft);
}

.diagnosis-tooltip .diagnosis-header-normal .tooltip-title {
  color: var(--status-success);
}

.diagnosis-tooltip .diagnosis-header-warning .tooltip-title {
  color: var(--accent-warm-text);
}

.diagnosis-tooltip .diagnosis-header-error .tooltip-title {
  color: var(--status-danger);
}

.diagnosis-tooltip .tooltip-step-header {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-top: 8px;
  margin-bottom: 2px;
  padding-top: 6px;
  border-top: 1px dashed var(--border-soft);
}

.diagnosis-tooltip .tooltip-step-header:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.diagnosis-tooltip .tooltip-value-warn {
  color: var(--accent-warm-text);
}

/* ============================================
           流式输出动画优化
           ============================================ */

/* 流式输出时的消息容器 */
.chat-message-content.streaming {
  transition: min-height var(--motion-slow) ease-out;
  will-change: contents;
  contain: layout style;
}

/* 流式输出时禁用滚动惯性 */
.chat-messages-area.streaming-active {
  scroll-behavior: auto;
  -webkit-overflow-scrolling: auto;
}

/* 流式输出光标动画 */
.streaming-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--primary-color);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: streamingBlink 0.8s ease-in-out infinite;
}

@keyframes streamingBlink {
  0%,
  50% {
    opacity: 1;
  }

  51%,
  100% {
    opacity: 0;
  }
}

/* 修复消息内的列表样式，防止序号/圆点显示在气泡外 */
.chat-message-content ul,
.chat-message-content ol {
  padding-left: 12px;
  margin-top: 8px;
  margin-bottom: 8px;
}

.chat-message-content li {
  margin-bottom: 4px;
}

.chat-message-content li:last-child {
  margin-bottom: 0;
}

/* 去除消息内容首尾的空白 */
.chat-message-content > *:first-child {
  margin-top: 0;
}

.chat-message-content > *:last-child {
  margin-bottom: 0;
}

.chat-message-content > p:last-child:empty,
.chat-message-content > br:last-child {
  display: none;
}

/* AI 消息 Markdown 增强（不影响 game-output 内部结构） */
.chat-message.ai-message .chat-message-content > h1,
.chat-message.ai-message .chat-message-content > h2,
.chat-message.ai-message .chat-message-content > h3,
.chat-message.ai-message .chat-message-content > h4 {
  margin-top: 18px;
  margin-bottom: 10px;
  line-height: 1.35;
  font-weight: var(--weight-bold);
  color: color-mix(in srgb, var(--chat-bubble-text) 92%, #0f2b4a);
  letter-spacing: 0.2px;
}

.chat-message.ai-message .chat-message-content > h1,
.chat-message.ai-message .chat-message-content > h2 {
  padding-bottom: 6px;
  border-bottom: 1px solid color-mix(in srgb, var(--primary-color) 22%, transparent);
}

.chat-message.ai-message .chat-message-content > h1 {
  font-size: clamp(1.12rem, 1.9vw, 1.28rem);
}

.chat-message.ai-message .chat-message-content > h2 {
  font-size: clamp(1.04rem, 1.65vw, 1.16rem);
}

.chat-message.ai-message .chat-message-content > .onboarding-main-title {
  text-align: center;
}

/* 新手引导模式：隐藏状态栏、AI 标签、输入栏 */
#chat-container.onboarding-active #sticky-status-bar,
#chat-container.onboarding-active .chat-input-area,
#chat-container.onboarding-active .ai-message .chat-user-label {
  display: none !important;
}

/* ============================================
   新手引导模式：全页面白底淡山水毛玻璃背景
   ============================================ */

/* 1. 白色底 + 极淡模糊山水图 */
body:has(#chat-container.onboarding-active) {
  background: var(--surface-panel-strong);
}

body:has(#chat-container.onboarding-active)::before {
  content: '';
  position: fixed;
  inset: -20px;
  z-index: 0;
  background: url('../assets/launcher/cover-1920.webp') center / cover no-repeat;
  filter: blur(20px);
  opacity: 0.55;
}

/* 2. 内容层提升到模糊层之上 */
body:has(#chat-container.onboarding-active) #main-layout {
  position: relative;
  z-index: 1;
}

/* 3. 透明化所有中间容器 */
body:has(#chat-container.onboarding-active) #app,
body:has(#chat-container.onboarding-active) #chat-container,
body:has(#chat-container.onboarding-active) .chat-messages-area {
  background: transparent !important;
}

/* 4. Header 半透明白底毛玻璃 */
body:has(#chat-container.onboarding-active) header {
  background: var(--surface-soft) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--overlay-5) !important;
}

/* 5. 右侧 Sidebar 半透明白底 */
body:has(#chat-container.onboarding-active) #right-sidebar .metro-tile {
  background: var(--surface-card) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* 6. 消息气泡半透明白底 */
#chat-container.onboarding-active .chat-message-content {
  background-color: var(--surface-soft) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.chat-message.ai-message .chat-message-content > h3 {
  font-size: clamp(0.98rem, 1.35vw, 1.06rem);
}

.chat-message.ai-message .chat-message-content > h4 {
  font-size: clamp(0.93rem, 1.2vw, 1rem);
}

.chat-message.ai-message .chat-message-content > p {
  margin-top: 0;
  margin-bottom: 12px;
  line-height: 1.8;
}

.chat-message.ai-message .chat-message-content > hr {
  margin: 16px 0;
  border: none;
  border-top: 1px solid color-mix(in srgb, var(--primary-color) 24%, var(--border-color));
  opacity: 0.9;
}

.chat-message.ai-message .chat-message-content > blockquote {
  margin: 12px 0;
  padding: 10px 12px;
  border-left: 3px solid color-mix(in srgb, var(--primary-color) 70%, #fff);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: color-mix(in srgb, var(--chat-bubble-bg) 86%, var(--primary-color) 8%);
  color: color-mix(in srgb, var(--chat-bubble-text) 88%, var(--text-secondary));
}

.chat-message.ai-message .chat-message-content > blockquote > p:last-child {
  margin-bottom: 0;
}

.chat-message.ai-message .chat-message-content > ul,
.chat-message.ai-message .chat-message-content > ol {
  margin-top: 10px;
  margin-bottom: 12px;
  padding-left: 1.3em;
}

.chat-message.ai-message .chat-message-content > ul > li,
.chat-message.ai-message .chat-message-content > ol > li {
  margin-bottom: 6px;
  line-height: 1.75;
}

.chat-message.ai-message .chat-message-content > ul > li:last-child,
.chat-message.ai-message .chat-message-content > ol > li:last-child {
  margin-bottom: 0;
}

.chat-message.ai-message .chat-message-content > ul > li > ul,
.chat-message.ai-message .chat-message-content > ul > li > ol,
.chat-message.ai-message .chat-message-content > ol > li > ul,
.chat-message.ai-message .chat-message-content > ol > li > ol {
  margin-top: 6px;
  margin-bottom: 4px;
  padding-left: 1.15em;
}

.chat-message.ai-message .chat-message-content > p a,
.chat-message.ai-message .chat-message-content > ul a,
.chat-message.ai-message .chat-message-content > ol a,
.chat-message.ai-message .chat-message-content > blockquote a {
  color: color-mix(in srgb, var(--primary-color) 88%, #0a4f8f);
  text-decoration: underline;
  text-decoration-thickness: 1.3px;
  text-underline-offset: 2px;
  transition:
    color 0.15s ease,
    text-decoration-color var(--transition-fast);
}

.chat-message.ai-message .chat-message-content > p a:hover,
.chat-message.ai-message .chat-message-content > ul a:hover,
.chat-message.ai-message .chat-message-content > ol a:hover,
.chat-message.ai-message .chat-message-content > blockquote a:hover {
  color: color-mix(in srgb, var(--primary-color) 96%, #08345a);
  text-decoration-color: currentColor;
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  margin: 0 2px;
  padding: 1px 8px;
  min-height: 1.7em;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--primary-color) 44%, var(--border-color));
  background: color-mix(in srgb, var(--chat-bubble-bg) 74%, var(--primary-color) 14%);
  color: color-mix(in srgb, var(--chat-bubble-text) 92%, #0b3a66);
  font: inherit;
  font-size: 0.92em;
  font-weight: var(--weight-semibold);
  line-height: 1.25;
  white-space: nowrap;
  vertical-align: baseline;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease,
    transform 0.05s ease;
  -webkit-appearance: none;
  appearance: none;
  text-decoration: none;
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn .chat-inline-action-icon {
  font-size: 1.02em;
  line-height: 1;
  color: var(--icon-subtle);
  vertical-align: middle;
}

.chat-message.ai-message .chat-message-content .chat-inline-action-reset .chat-inline-action-icon {
  color: var(--metro-red);
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn.chat-inline-action-execute,
.chat-message.ai-message .chat-message-content .chat-inline-action-btn.chat-inline-action-apply {
  border-color: color-mix(in srgb, var(--metro-orange) 72%, #c66a00);
  background: color-mix(in srgb, var(--metro-orange) 88%, #ffc27a);
  color: var(--text-invert);
}

.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-execute
  .chat-inline-action-icon,
.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-apply
  .chat-inline-action-icon {
  color: var(--text-invert);
}

.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-execute:hover,
.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-apply:hover {
  background: var(--status-warning);
  border-color: var(--status-warning);
  color: var(--text-invert);
}

.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-execute:focus-visible,
.chat-message.ai-message
  .chat-message-content
  .chat-inline-action-btn.chat-inline-action-apply:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--metro-orange) 72%, #ffffff);
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn .chat-inline-action-label {
  line-height: 1;
  vertical-align: middle;
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn:hover {
  background: color-mix(in srgb, var(--chat-bubble-bg) 64%, var(--primary-color) 22%);
  border-color: color-mix(in srgb, var(--primary-color) 62%, var(--border-color));
  color: color-mix(in srgb, var(--chat-bubble-text) 96%, #072a48);
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn:active {
  transform: translateY(1px);
}

.chat-message.ai-message .chat-message-content .chat-inline-action-btn:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--primary-color) 75%, #ffffff);
  outline-offset: 1px;
}

/* Quick-start buttons (one-time, below opening greeting) */
.quick-start-buttons-container {
  display: flex;
  flex-direction: row;
  gap: 12px;
  margin-top: 22px;
  padding-top: 0;
}

.chat-message.ai-message
  .chat-message-content
  .quick-start-buttons-container
  .chat-quick-start-btn {
  display: flex;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  margin: 0;
  height: 54px;
  padding: 0 20px;
  font-size: 1.02em;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.03em;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.chat-message.ai-message .chat-message-content .chat-inline-icon-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 2px;
  color: inherit;
  text-decoration: none;
  vertical-align: text-bottom;
  cursor: pointer;
  transition:
    transform 0.05s ease,
    opacity var(--transition-fast);
}

.chat-message.ai-message .chat-message-content .chat-inline-icon-action .chat-inline-retry-icon {
  width: 14px;
  height: 14px;
  opacity: 0.8;
  vertical-align: middle;
}

.chat-message.ai-message
  .chat-message-content
  .chat-inline-icon-action:hover
  .chat-inline-retry-icon {
  opacity: 1;
}

.chat-message.ai-message .chat-message-content .chat-inline-icon-action:active {
  transform: translateY(1px);
}

.chat-message.ai-message .chat-message-content .chat-inline-icon-action:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--primary-color) 75%, #ffffff);
  outline-offset: 1px;
  border-radius: var(--radius-2xs);
}

.chat-message.ai-message .chat-message-content :is(p, li, blockquote, td, th) > code {
  background: color-mix(in srgb, var(--chat-bubble-bg) 78%, #000 8%);
  border: 1px solid color-mix(in srgb, var(--primary-color) 20%, transparent);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  font-size: 0.92em;
  font-family: var(--font-mono);
  color: color-mix(in srgb, var(--chat-bubble-text) 92%, #6b1f00);
}

.chat-message.ai-message .chat-message-content > pre {
  margin: 12px 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in srgb, var(--primary-color) 18%, var(--border-color));
  background: color-mix(in srgb, var(--chat-bubble-bg) 72%, #000 9%);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.chat-message.ai-message .chat-message-content > pre > code {
  background: transparent;
  border: none;
  padding: 0;
  color: inherit;
  font-size: 0.95em;
  line-height: 1.6;
}

.chat-message.ai-message .chat-message-content > table {
  margin: 12px 0;
  border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
  max-width: 100%;
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid color-mix(in srgb, var(--primary-color) 18%, var(--border-color));
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--chat-bubble-bg) 94%, #fff);
}

.chat-message.ai-message .chat-message-content > table th,
.chat-message.ai-message .chat-message-content > table td {
  border: 1px solid color-mix(in srgb, var(--primary-color) 14%, var(--border-color));
  padding: 7px 10px;
  text-align: left;
  vertical-align: top;
  white-space: normal;
  line-height: 1.6;
}

.chat-message.ai-message .chat-message-content > table th {
  font-weight: var(--weight-bold);
  background: color-mix(in srgb, var(--chat-bubble-bg) 82%, var(--primary-color) 8%);
}

/* 用户名标签样式 */
.chat-user-label {
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--chat-bubble-label);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* AI 消息头像 */
.chat-message .chat-user-label::before {
  content: 'AI';
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--text-invert);
  background: linear-gradient(135deg, var(--metro-blue) 0%, var(--metro-cobalt) 100%);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* AI 消息头像 - Provider Logo */
.chat-message.ai-message[data-ai-provider] .chat-user-label::before {
  content: '';
  background-color: var(--text-invert);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 72%;
}

.chat-message.ai-message[data-ai-provider='openai'] .chat-user-label::before {
  background-image: url('../assets/logos/openai.svg');
}

.chat-message.ai-message[data-ai-provider='anthropic'] .chat-user-label::before {
  background-image: url('../assets/logos/anthropic.svg');
}

.chat-message.ai-message[data-ai-provider='deepseek'] .chat-user-label::before {
  background-image: url('../assets/logos/deepseek.svg');
}

.chat-message.ai-message[data-ai-provider='gemini'] .chat-user-label::before {
  background-image: url('../assets/logos/gemini.svg');
}

.chat-message.ai-message[data-ai-provider='grok'] .chat-user-label::before {
  background-image: url('../assets/logos/grok.svg');
}

.chat-message.ai-message[data-ai-provider='siliconflow'] .chat-user-label::before {
  background-image: url('../assets/logos/siliconflow.svg');
}

.chat-message.ai-message[data-ai-provider='openrouter'] .chat-user-label::before {
  background-image: url('../assets/logos/openrouter.svg');
}

/* 用户消息头像 - 绿色 */
.chat-message.user-message .chat-user-label::before {
  content: 'U';
  background: linear-gradient(135deg, var(--metro-green) 0%, var(--status-success) 100%);
  font-size: var(--text-body-sm);
}

/* 输入区域 - Metro green tile */
.chat-input-area {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px;
  padding-bottom: calc(12px + var(--safe-bottom));
  background: var(--surface-card);
  backdrop-filter: blur(8px);
  border-top: 1px solid color-mix(in srgb, var(--status-success) 25%, transparent);
  border-bottom: 1px solid var(--surface-card);
  box-shadow: 0 -2px 8px var(--overlay-5);
}

.chat-input-area > * {
  min-width: 0;
}

/* ============================================
           文档上传 - 预览条
           ============================================ */

.doc-upload-preview {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-primary) 8%, transparent) 0%, rgba(139, 92, 246, 0.06) 100%);
  border: 1px solid color-mix(in srgb, var(--brand-primary) 25%, transparent);
  border-radius: var(--radius-md);
  order: -1;
  animation: docPreviewSlideIn 0.25s ease-out;
}

.doc-upload-preview.hidden {
  display: none;
}

@keyframes docPreviewSlideIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.doc-preview-icon {
  font-size: var(--text-heading);
  color: var(--metro-blue);
  flex-shrink: 0;
}

.doc-preview-filename {
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  color: var(--text-color);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.doc-preview-size {
  font-size: var(--text-caption);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.doc-preview-remove {
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.doc-preview-remove .material-symbols-outlined {
  font-size: var(--text-title);
}

.doc-preview-remove:hover {
  background: color-mix(in srgb, var(--status-danger) 10%, transparent);
  color: var(--status-danger);
}

/* ============================================
           文档上传 - 上传按键
           ============================================ */

.chat-upload-btn {
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--brand-primary) 30%, transparent);
  border-radius: var(--radius-sm);
  width: 48px;
  height: 48px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--metro-blue);
}

.chat-upload-btn .material-symbols-outlined {
  font-size: 22px;
  transition: transform var(--transition-base);
}

.chat-upload-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 8%, transparent);
  border-color: var(--metro-blue);
  transform: scale(1.05);
}

.chat-upload-btn:active {
  transform: scale(0.97);
}

.chat-upload-btn.has-file {
  background: color-mix(in srgb, var(--brand-primary) 12%, transparent);
  border-color: var(--metro-blue);
  color: var(--metro-blue);
}

/* 输入框 */
.chat-input-textbox {
  flex: 1;
  background: var(--surface-soft);
  border: 1px solid var(--overlay-10);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-size: var(--text-title);
  /* 16px 防止 iOS 自动缩放 */
  font-family: inherit;
  color: var(--text-color);
  resize: none;
  min-height: 48px;
  max-height: 50vh;
  line-height: 1.6;
  box-sizing: border-box;
  transition:
    border-color 0.2s ease,
    box-shadow var(--transition-base);
}

.chat-input-textbox:focus {
  border-color: var(--metro-green);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--status-success) 12%, transparent);
  outline: none;
  background: var(--surface-glass-strong);
}

.chat-input-textbox::placeholder {
  color: var(--text-secondary);
}

/* 发送按键 - Metro green */
.chat-send-btn {
  background: var(--metro-green);
  border: none;
  border-radius: var(--radius-sm);
  width: 48px;
  height: 48px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--status-success) 30%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-invert);
}

.chat-send-btn .material-symbols-outlined {
  font-size: 22px;
  color: var(--text-invert);
}

.chat-send-btn .icon-send {
  display: none;
}

.chat-send-btn:hover {
  background: var(--status-success);
  transform: scale(1.05);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--status-success) 40%, transparent);
}

.chat-send-btn:active {
  transform: scale(0.97);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--status-success) 30%, transparent);
}

.chat-send-btn.cancel-mode {
  background: var(--status-danger);
}
.chat-send-btn.cancel-mode:hover {
  background: color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
  box-shadow: 0 4px 12px color-mix(in srgb, var(--status-danger) 40%, transparent);
}

/* 执行按键 - 设计模式专用，Metro orange */
.chat-execute-btn {
  background: var(--metro-orange);
  border: none;
  border-radius: var(--radius-sm);
  width: 48px;
  height: 48px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--status-warning) 30%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-invert);
}

.chat-execute-btn .material-symbols-outlined {
  font-size: 22px;
  color: var(--text-invert);
}

.chat-execute-btn:hover:not(:disabled) {
  background: var(--status-warning);
  transform: scale(1.05);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--status-warning) 45%, transparent);
}

.chat-execute-btn:active:not(:disabled) {
  transform: scale(0.97);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--status-warning) 30%, transparent);
}

/* P2 禁用态 */
.chat-execute-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
}

/* P3 有待应用操作时高亮 */
.chat-execute-btn.has-pending {
  background: var(--metro-orange);
  box-shadow:
    0 0 0 2px var(--surface-canvas),
    0 0 0 4px var(--metro-orange),
    0 4px 12px color-mix(in srgb, var(--status-warning) 50%, transparent);
  animation: execute-pulse 1.5s ease-in-out infinite;
}

@keyframes execute-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 2px var(--surface-canvas),
      0 0 0 4px var(--metro-orange),
      0 4px 12px color-mix(in srgb, var(--status-warning) 50%, transparent);
  }

  50% {
    box-shadow:
      0 0 0 2px var(--surface-canvas),
      0 0 0 4px var(--metro-orange),
      0 4px 20px color-mix(in srgb, var(--status-warning) 80%, transparent);
  }
}

/* 响应式优化 */
@media (max-width: 480px) {
  .chat-message-content {
    font-size: var(--text-body-lg);
    padding: 14px 16px;
  }

  .chat-message.ai-message .chat-message-content > h1,
  .chat-message.ai-message .chat-message-content > h2,
  .chat-message.ai-message .chat-message-content > h3,
  .chat-message.ai-message .chat-message-content > h4 {
    margin-top: 14px;
    margin-bottom: 8px;
  }

  .chat-message.ai-message .chat-message-content > h1 {
    font-size: 1.08rem;
  }

  .chat-message.ai-message .chat-message-content > h2 {
    font-size: 1.01rem;
  }

  .chat-message.ai-message .chat-message-content > h3 {
    font-size: 0.96rem;
  }

  .chat-message.ai-message .chat-message-content > h4 {
    font-size: 0.92rem;
  }

  .chat-message.ai-message .chat-message-content > blockquote {
    padding: 9px 10px;
    margin: 10px 0;
  }

  .chat-message.ai-message .chat-message-content > pre {
    padding: 8px 10px;
    margin: 10px 0;
    font-size: 0.9em;
  }

  .chat-message.ai-message .chat-message-content > table {
    margin: 10px 0;
  }

  .chat-message.ai-message .chat-message-content > hr {
    margin: 12px 0;
  }

  .chat-message.ai-message .chat-message-content .chat-inline-action-btn {
    padding: 1px 7px;
    min-height: 1.65em;
    font-size: 0.9em;
  }

  .chat-input-area {
    padding: 12px;
    padding-bottom: calc(12px + var(--safe-bottom));
  }
}

/* NPC 样式已迁移到 css/renderers.css */

/* ============================================
           手机界面样式 - iOS 风格
           ============================================ */

/* 手机容器 */
.phone-container {
  background: var(--surface-soft);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 380px;
  height: min(600px, 80dvh);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px var(--overlay-30);
}

/* 手机顶栏 */
.phone-header {
  background: linear-gradient(180deg, var(--surface-elevated) 0%, var(--surface-soft) 100%);
  padding: 16px 20px;
  padding-top: calc(16px + var(--safe-top));
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--overlay-10);
  position: relative;
  flex-shrink: 0;
}

#phone-title {
  font-size: var(--text-title);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.phone-header-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  width: 100%;
  min-width: 0;
  max-width: none;
  padding: 0 132px 0 56px;
  box-sizing: border-box;
}

.phone-subtitle {
  font-size: var(--text-sm) !important;
  font-weight: var(--weight-normal) !important;
  color: var(--text-soft) !important;
  text-align: center;
  line-height: 1.3;
  word-break: break-word;
}

.phone-subtitle.hidden {
  display: none;
}

.phone-back-btn {
  position: absolute;
  left: 16px;
  min-width: 36px;
  min-height: 36px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--brand-primary);
  cursor: pointer;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.phone-back-btn .material-symbols-outlined {
  font-size: var(--text-display);
  line-height: 1;
}

.phone-back-btn.hidden {
  display: none;
}

.phone-close-btn {
  position: absolute;
  right: 16px;
  min-width: 78px;
  height: 36px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0 14px;
  line-height: 1;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.02em;
}

.phone-debug-btn {
  position: absolute;
  right: 102px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: var(--text-body-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-debug-btn .material-symbols-outlined {
  font-size: var(--text-heading);
  line-height: 1;
}

/* 视图容器 */
.phone-view {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-view.hidden {
  display: none;
}

/* 手机主屏幕 */
.phone-wallpaper {
  flex: 1;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-purple) 50%, var(--status-danger) 100%);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
}

.phone-apps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 8px;
}

.phone-app-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.phone-app-icon:hover {
  transform: scale(1.1);
}

.phone-app-icon:active {
  transform: scale(0.95);
}

.app-icon-bg {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--overlay-20);
  margin-bottom: 6px;
}

.app-icon-bg--primary {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--brand-primary) 78%, white 22%) 0%,
    color-mix(in srgb, var(--brand-purple) 76%, var(--brand-primary) 24%) 100%
  );
}

.app-icon-bg--success {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--status-success) 86%, white 14%) 0%,
    color-mix(in srgb, var(--brand-secondary) 78%, var(--status-success) 22%) 100%
  );
}

.app-icon-symbol {
  font-size: 28px;
  line-height: 1;
  font-variation-settings:
    'FILL' 1,
    'wght' 500,
    'GRAD' 0,
    'opsz' 24;
}

.app-icon-name {
  font-size: var(--text-body-sm);
  color: var(--text-invert);
  text-shadow: 0 1px 3px var(--overlay-50);
  font-weight: var(--weight-medium);
}

/* 未读消息红点 */
.app-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  background: var(--status-danger);
  border-radius: var(--radius-md);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  box-shadow: 0 2px 4px var(--overlay-30);
}

.app-badge.hidden {
  display: none;
}

.app-icon-bg {
  position: relative;
}

.contact-unread-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 16px;
  height: 16px;
  background: var(--status-danger);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}

.contact-avatar {
  position: relative;
}

/* ========================================
           通讯录应用样式
           ======================================== */

.contacts-app-list {
  flex: 1;
  overflow-y: auto;
  background: var(--surface-soft);
}

.contacts-app-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: var(--surface-panel-strong);
  border-bottom: 1px solid var(--overlay-10);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.contacts-app-item:hover {
  background: var(--surface-card);
}

.contacts-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-heading);
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  margin-right: 12px;
  flex-shrink: 0;
}

.contacts-avatar--default,
.contact-detail-avatar--default {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--brand-primary) 78%, white 22%) 0%,
    color-mix(in srgb, var(--brand-purple) 76%, var(--brand-primary) 24%) 100%
  );
}

.contacts-avatar--dynamic,
.contact-detail-avatar--dynamic {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--brand-magenta) 72%, white 28%) 0%,
    color-mix(in srgb, var(--brand-accent) 78%, var(--brand-magenta) 22%) 100%
  );
}

.contacts-info {
  flex: 1;
  min-width: 0;
}

.contacts-name {
  font-size: var(--text-title);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

.contacts-personality {
  font-size: var(--text-body-lg);
  color: var(--text-soft);
}

.contacts-arrow {
  font-size: var(--text-display);
  color: var(--text-soft);
  margin-left: 8px;
}

.contacts-arrow.material-symbols-outlined,
.contact-arrow.material-symbols-outlined {
  font-size: var(--text-display);
  line-height: 1;
}

.contacts-empty {
  text-align: center;
  color: var(--text-soft);
  padding: 40px 20px;
  font-size: var(--text-subtitle);
}

/* 联系人详情 */
.contact-detail-content {
  flex: 1;
  overflow-y: auto;
  background: var(--surface-soft);
}

.contact-detail-header {
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-purple) 100%);
  padding: 30px 20px;
  text-align: center;
}

.contact-detail-avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-circle);
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  border: 3px solid var(--sheen-30);
}

.contact-detail-name {
  font-size: 24px;
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  margin-bottom: 4px;
}

.contact-detail-personality {
  font-size: var(--text-subtitle);
  color: var(--surface-glass-strong);
}

.contact-detail-actions {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 20px;
  background: var(--surface-panel-strong);
  border-bottom: 1px solid var(--overlay-10);
}

.contact-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 16px;
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast);
}

.contact-action-icon {
  line-height: 1;
  font-variation-settings:
    'FILL' 1,
    'wght' 500,
    'GRAD' 0,
    'opsz' 24;
}

.contact-action-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.contact-action-icon {
  font-size: 28px;
  line-height: 1;
  font-variation-settings:
    'FILL' 1,
    'wght' 500,
    'GRAD' 0,
    'opsz' 24;
}

.contact-action-label {
  font-size: var(--text-body-sm);
  color: var(--brand-primary);
  font-weight: var(--weight-medium);
}

.contact-detail-section {
  background: var(--surface-panel-strong);
  margin-top: 16px;
  padding: 0 16px;
}

.contact-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--overlay-10);
}

.contact-detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  font-size: var(--text-subtitle);
  color: var(--text-soft);
}

.detail-value {
  font-size: var(--text-subtitle);
  color: var(--text-primary);
}

/* 联系人列表 */
.contact-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.contact-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  background: var(--surface-panel-strong);
  border-bottom: 1px solid var(--overlay-10);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.contact-item:hover {
  background: var(--surface-card);
}

.contact-avatar {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-circle);
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-purple) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-display);
  font-weight: var(--weight-semibold);
  color: var(--text-invert);
  margin-right: 12px;
  flex-shrink: 0;
}

.contact-info {
  flex: 1;
  min-width: 0;
}

.contact-name {
  font-size: var(--text-title);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

.contact-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}

.contact-preview {
  font-size: var(--text-body-lg);
  color: var(--text-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-meta {
  margin-left: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.contact-personality {
  font-size: var(--text-caption);
  color: var(--text-invert);
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-purple) 100%);
  padding: 2px 8px;
  border-radius: var(--radius-lg);
  max-width: 80px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-arrow {
  font-size: var(--text-display);
  color: var(--text-soft);
  margin-left: auto;
  flex-shrink: 0;
}

.contact-arrow.material-symbols-outlined {
  font-size: var(--text-display);
  line-height: 1;
}

.contact-delete-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--status-danger) 10%, transparent);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.contact-delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 30%, transparent);
}

.contact-delete-btn .material-symbols-outlined {
  font-size: var(--text-heading);
  line-height: 1;
  color: var(--status-danger);
}

.contact-empty {
  text-align: center;
  color: var(--text-soft);
  padding: 40px 20px;
  font-size: var(--text-subtitle);
}

/* 短信消息区 */
.sms-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sms-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-soft);
}

.sms-empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.5;
}

.sms-empty-icon .material-symbols-outlined {
  font-size: inherit;
  line-height: 1;
}

.sms-empty-text {
  font-size: var(--text-subtitle);
}

/* 短信气泡 */
.sms-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: var(--text-title);
  line-height: 1.4;
  animation: smsFadeIn var(--transition-base);
}

@keyframes smsFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 发送的消息 - 右侧绿色 */
.sms-sent {
  align-self: flex-end;
  background: var(--status-success);
  color: var(--text-invert);
  border-bottom-right-radius: var(--radius-2xs);
}

/* 收到的消息 - 左侧灰色 */
.sms-received {
  align-self: flex-start;
  background: var(--surface-card);
  color: var(--text-primary);
  border-bottom-left-radius: var(--radius-2xs);
}

/* 系统消息(时间线事件通知) */
.sms-system {
  align-self: center;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-purple) 100%);
  color: var(--text-invert);
  font-size: var(--text-body);
  max-width: 90%;
  text-align: center;
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--brand-primary) 30%, transparent);
  border: 1px solid var(--sheen-20);
}

.sms-system .sms-time {
  color: var(--surface-glass-strong);
}

.sms-content {
  word-break: break-word;
}

.sms-time {
  font-size: var(--text-caption);
  opacity: 0.7;
  margin-top: 4px;
  text-align: right;
}

/* 短信注入状态图标 */
.sms-bubble {
  position: relative;
}

.sms-injection-status {
  position: absolute;
  bottom: 6px;
  font-size: var(--text-sm);
  opacity: 0.8;
  cursor: help;
  user-select: none;
}

.sms-injection-status .material-symbols-outlined {
  font-size: var(--text-body-lg);
  line-height: 1;
}

/* 玩家消息(右侧)- 状态图标在左下角 */
.sms-status-left {
  left: 6px;
}

/* AI/系统消息(左侧)- 状态图标在右下角 */
.sms-status-right {
  right: 6px;
}

/* 短信消息操作按键 */
.sms-actions {
  display: none;
  gap: 4px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--overlay-10);
}

.sms-bubble:hover .sms-actions {
  display: flex;
}

.sms-action-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--overlay-10);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.sms-action-btn:hover {
  background: var(--overlay-20);
  transform: scale(1.1);
}

.sms-action-btn .icon {
  font-size: var(--text-body-sm);
}

.sms-sent .sms-actions {
  border-top-color: var(--sheen-30);
}

.sms-sent .sms-action-btn {
  background: var(--sheen-30);
}

.sms-sent .sms-action-btn:hover {
  background: var(--surface-card);
}

/* 短信编辑样式 */
.sms-edit-textarea {
  width: 100%;
  min-height: 60px;
  padding: 8px;
  border: 1px solid var(--overlay-20);
  border-radius: var(--radius-md);
  font-size: var(--text-body-lg);
  resize: vertical;
  background: var(--surface-panel-strong);
  color: var(--text-primary);
}

.sms-edit-buttons {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.sms-edit-buttons button {
  flex: 1;
  padding: 6px 12px;
  font-size: var(--text-body);
}

.sms-edit-save {
  background: var(--status-success);
  color: var(--text-invert);
}

.sms-edit-save:hover {
  background: var(--status-success);
}

.sms-edit-cancel {
  background: var(--overlay-10);
  color: var(--text-primary);
}

.sms-edit-cancel:hover {
  background: var(--overlay-20);
}

/* SMS 删除确认弹窗 */
.sms-confirm-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-50);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  border-radius: 36px;
}

.sms-confirm-overlay.hidden {
  display: none;
}

.sms-confirm-box {
  background: var(--surface-panel-strong);
  border-radius: var(--radius-lg);
  padding: 20px;
  width: 80%;
  max-width: 280px;
  text-align: center;
  box-shadow: 0 8px 32px var(--overlay-20);
}

.sms-confirm-text {
  font-size: var(--text-subtitle);
  color: var(--text-primary);
  margin-bottom: 16px;
}

.sms-confirm-buttons {
  display: flex;
  gap: 10px;
}

.sms-confirm-btn {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-subtitle);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.sms-confirm-btn:hover {
  opacity: 0.85;
}

.sms-cancel-btn {
  background: var(--surface-card);
  color: var(--text-primary);
}

.sms-ok-btn {
  background: var(--status-danger);
  color: var(--text-invert);
}

/* 正在输入指示器 */
.sms-typing .typing-dots {
  display: flex;
  gap: 4px;
  padding: 4px 0;
}

.sms-typing .typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--text-soft);
  border-radius: var(--radius-circle);
  animation: typingBounce 1.4s infinite ease-in-out;
}

.sms-typing .typing-dots span:nth-child(1) {
  animation-delay: 0s;
}

.sms-typing .typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.sms-typing .typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }

  30% {
    transform: translateY(-6px);
  }
}

/* 短信输入区 */
.sms-input-area {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  padding-bottom: calc(12px + var(--safe-bottom));
  background: var(--surface-panel-strong);
  border-top: 1px solid var(--overlay-10);
}

.sms-input-area input {
  flex: 1;
  height: 36px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 0 16px;
  font-size: var(--text-title);
  outline: none;
  background: var(--surface-panel-strong);
}

.sms-input-area input:focus {
  border-color: var(--status-success);
}

.sms-send-btn {
  width: 42px;
  height: 36px;
  border-radius: var(--radius-lg);
  border: none;
  background: var(--status-success);
  color: var(--text-invert);
  font-weight: var(--weight-bold);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--status-success) 30%, transparent);
}

.sms-send-btn .material-symbols-outlined {
  font-size: var(--text-heading);
  line-height: 1;
}

.sms-send-btn .material-symbols-outlined {
  font-size: var(--text-heading);
  line-height: 1;
}

.sms-send-btn:hover {
  background: var(--status-success);
  transform: scale(1.05);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--status-success) 40%, transparent);
}

.sms-send-btn:active {
  transform: scale(0.95);
}

/* 联系人分组样式 */
.contact-group-header {
  padding: 8px 16px;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-soft);
  background: var(--surface-soft);
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 1;
}

/* 临时角色样式 */
.contact-dynamic,
.contacts-dynamic {
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-magenta) 5%, transparent) 0%, color-mix(in srgb, var(--status-danger) 5%, transparent) 100%);
}

.contact-avatar.dynamic {
  background: linear-gradient(135deg, var(--brand-magenta) 0%, var(--status-danger) 100%) !important;
}

.contact-personality-tag {
  display: inline-block;
  font-size: var(--text-sm);
  padding: 2px 6px;
  margin-left: 6px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--brand-magenta) 0%, var(--status-danger) 100%);
  color: var(--text-invert);
  vertical-align: middle;
}

.contact-type-badge {
  display: inline-block;
  font-size: var(--text-sm);
  padding: 2px 6px;
  margin-left: 6px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--brand-magenta) 0%, var(--status-danger) 100%);
  color: var(--text-invert);
  vertical-align: middle;
}

.contact-detail-header.dynamic-header {
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-magenta) 10%, transparent) 0%, color-mix(in srgb, var(--status-danger) 10%, transparent) 100%);
}

/* 响应式调整 - 中间尺寸 */
@media (max-width: 640px) {
  .phone-container {
    max-width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: var(--radius-sm);
  }

  .phone-header-info {
    padding: 0 126px 0 56px;
    max-width: none;
  }
}

/* 响应式调整 - 手机全屏 */
@media (max-width: 480px) {
  .phone-container {
    max-width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: 0;
  }
}

/* ============================================
           移动端优化 (所有手机，宽度≤480px)
           ============================================ */
@media (max-width: 480px) {
  /* 移动端专用按键样式保持不变 */
  .mobile-only-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: var(--text-title);
    padding: 8px;
    min-width: 40px;
    min-height: 40px;
    background: var(--overlay-5);
    border: 1px solid var(--overlay-10);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .mobile-only-btn:hover,
  .mobile-only-btn:active {
    background: color-mix(in srgb, var(--brand-primary) 30%, transparent);
    border-color: var(--primary-color);
  }

  /* 主布局全宽 */
  #main-layout {
    max-width: 100%;
  }

  #app {
    width: 100%;
    min-width: 100%;
  }

  /* Header 紧凑布局 */
  header {
    min-height: auto;
    padding: 2px 2px;
    padding-top: calc(2px + var(--safe-top));
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  /* Header 工具栏移动端缩放 */
  .header-toolbar {
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: space-around;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .header-toolbar::-webkit-scrollbar {
    display: none;
  }

  .header-toolbar > .header-tile {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
  }

  .header-toolbar > .header-tile .material-symbols-outlined {
    font-size: 28px;
  }

  .header-toolbar > .header-tile > span:not(.material-symbols-outlined):not(.header-badge) {
    font-size: var(--text-xs);
  }

  .mode-toggle {
    height: 32px;
    margin-right: 2px;
    flex-shrink: 0;
  }

  .mode-toggle-label {
    padding: 0 10px;
    font-size: var(--text-sm);
    line-height: 32px;
  }


  /* Debug 内容字体加大 + 移动端优化 */
  .debug-content {
    font-size: var(--text-subtitle);
    line-height: 1.7;
    padding: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .debug-content .segment-content {
    font-size: var(--text-body-lg);
  }

  .debug-tab {
    font-size: var(--text-body);
    min-height: 40px;
  }

  #debug-modal .modal-content {
    padding: 12px;
    padding-top: calc(12px + var(--safe-top));
    padding-bottom: calc(12px + var(--safe-bottom));
    padding-left: calc(12px + var(--safe-left));
    padding-right: calc(12px + var(--safe-right));
  }

  #debug-modal {
    padding: 0;
  }

  /* 聊天区域优化 */
  .chat-messages-area {
    padding: 12px;
  }

  .chat-message-content {
    font-size: var(--text-subtitle);
    padding: 12px 14px 6px 14px;
    max-width: 100%;
    overflow-x: hidden;
  }

  /* 聊天消息内嵌内容防溢出 */
  .chat-message-content pre,
  .chat-message-content code {
    overflow-x: auto;
    max-width: 100%;
  }

  .chat-message-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .chat-message-content img {
    max-width: 100%;
    height: auto;
  }

  .chat-user-label {
    font-size: var(--text-body-sm);
    margin-bottom: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
  }

  .chat-message .chat-user-label::before,
  .chat-message.user-message .chat-user-label::before {
    width: 24px;
    height: 24px;
    font-size: var(--text-xs);
  }

  /* 输入区域优化 */
  .chat-input-area {
    padding: 12px;
    padding-bottom: calc(12px + var(--safe-bottom));
    gap: 10px;
  }

  .chat-input-textbox {
    padding: 10px 14px;
    font-size: var(--text-title);
    min-height: 44px;
  }

  .chat-send-btn {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
  }

  .chat-upload-btn {
    width: 40px;
    height: 48px;
    border-radius: var(--radius-md);
  }

  .chat-upload-btn .material-symbols-outlined {
    font-size: var(--text-display);
  }

  .doc-upload-preview {
    padding: 6px 10px;
  }

  .doc-preview-filename {
    font-size: var(--text-body-sm);
  }

  .chat-send-btn .icon-send {
    width: 22px;
    height: 22px;
  }

  /* 消息操作按键放大 */
  .msg-action-btn {
    width: 36px;
    height: 36px;
  }

  .msg-action-btn .icon {
    width: 16px;
    height: 16px;
  }

  /* 折叠条优化 */
  .chat-fold-bar {
    padding: 14px 12px;
  }

  .chat-fold-bar .fold-text {
    font-size: var(--text-body-lg);
  }

  /* ========================================
               手机短信界面 iPhone 优化
               ======================================== */

  /* 手机容器全屏 */
  .phone-container {
    max-width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: 0;
    box-shadow: none;
  }

  /* 手机顶栏优化 */
  .phone-header {
    padding: 12px 16px;
    padding-top: calc(12px + var(--safe-top));
  }

  .phone-header-info {
    padding: 0 118px 0 52px;
  }

  .phone-back-btn {
    left: 12px;
    padding: 8px 12px;
    min-width: 44px;
    min-height: 44px;
  }

  .phone-close-btn {
    right: 12px;
    min-width: 72px;
    height: 36px;
    padding: 0 12px;
  }

  .phone-debug-btn {
    right: 88px;
    width: 36px;
    height: 36px;
  }

  /* 联系人列表优化 */
  .contact-item {
    padding: 14px 16px;
    min-height: 56px;
  }

  .contact-avatar {
    width: 48px;
    height: 48px;
    font-size: var(--text-heading);
  }

  .contact-name {
    font-size: var(--text-title);
  }

  /* 短信界面优化 */
  .sms-messages {
    padding: 12px;
  }

  .sms-bubble {
    max-width: 80%;
    padding: 12px 16px;
    font-size: var(--text-title);
  }

  .sms-input-area {
    padding: 10px 12px;
    padding-bottom: calc(10px + var(--safe-bottom));
    gap: 10px;
  }

  .sms-input-area input {
    height: 44px;
    font-size: var(--text-title);
    padding: 0 18px;
  }

  .sms-send-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
  }

  /* 通讯录应用优化 */
  .contacts-app-item {
    padding: 14px 16px;
    min-height: 60px;
  }

  .contacts-avatar {
    width: 48px;
    height: 48px;
  }

  /* 联系人详情优化 */
  .contact-detail-header {
    padding: 24px 16px;
  }

  .contact-action-btn {
    padding: 12px 20px;
    min-width: 44px;
    min-height: 44px;
  }

  /* ========================================
               Modal 和存档管理触控优化
               ======================================== */

  /* Modal 内容区 */
  .modal-content {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
    max-width: calc(100% - 24px);
    max-height: calc(100dvh - 40px - var(--safe-top) - var(--safe-bottom));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* 设置对话框全屏 */
  .settings-modal-wide {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
    display: flex;
    flex-direction: column;
  }

  /* 设置弹窗全屏时 modal 无需 padding */
  #settings-modal {
    padding: 0;
  }

  .settings-modal-wide .settings-header {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .settings-modal-wide .settings-header h2 {
    font-size: var(--text-title);
  }

  .settings-modal-wide .settings-two-column {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    flex-direction: column;
    gap: 16px;
  }

  .modal-content h2 {
    font-size: var(--text-title);
    margin-bottom: 16px;
    flex-shrink: 0;
  }

  /* Modal 按键 */
  .modal-actions {
    gap: 10px;
    margin-top: 16px;
  }

  .modal-actions button {
    padding: 14px;
    min-height: 48px;
    font-size: var(--text-subtitle);
    border-radius: var(--radius-lg);
  }

  /* 存档槽位优化 */
  .save-slot {
    padding: 14px 12px;
    min-height: 60px;
  }

  .slot-name {
    font-size: var(--text-subtitle);
  }

  .slot-time {
    font-size: var(--text-body-sm);
  }

  .slot-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    font-size: var(--text-title);
  }

  /* 表单元素优化 */
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 12px 14px;
    font-size: var(--text-title);
    min-height: 24px;
    border-radius: var(--radius-lg);
  }

  .form-group label,
  .form-group .form-label {
    font-size: var(--text-body-lg);
    margin-bottom: 8px;
  }

  /* Toggle 开关优化 */
  .toggle-switch {
    width: 52px;
    height: 32px;
  }

  .toggle-slider:before {
    width: 26px;
    height: 26px;
    left: 3px;
    bottom: 3px;
  }

  .toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(20px);
  }

  /* 设置页面优化 */
  .settings-two-column {
    flex-direction: column;
    gap: 16px;
  }

  .settings-right-column {
    width: 100%;
    order: -1;
    /* 移动端时排在左栏前面，让 API Keys 在顶部 */
  }

  .settings-toggle-row {
    padding: 8px 0;
  }

  .api-key-row {
    gap: 6px 8px;
  }

  .api-key-row .provider-name {
    width: auto;
  }

  .module-config-item {
    flex-direction: column;
    align-items: stretch;
  }

  .module-config-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .module-config-item > .module-label {
    width: auto;
    display: block;
    line-height: 1.35;
    text-align: left;
  }

  .module-config-item > .module-label br {
    display: none;
  }

  .module-provider-select,
  .module-model-select,
  .module-model-input {
    width: 100% !important;
    min-height: 24px;
  }

  .module-price-row {
    margin-left: 0;
    gap: 6px;
  }

  .module-price-row .price-label {
    font-size: var(--text-caption);
  }

  .module-price-row .price-unit {
    font-size: var(--text-caption);
  }

  .module-price-row .module-temp-input {
    width: 36px;
    height: 24px;
    min-height: 0;
    padding: 2px 4px;
    font-size: var(--text-caption);
    box-sizing: border-box;
  }

  /* Toast 优化 */
  .toast {
    font-size: var(--text-body-lg);
    padding: 12px 20px;
  }

  /* 总结面板优化 */
  #right-sidebar {
    width: 90%;
    max-width: 340px;
  }

  .summary-list {
    padding: 12px;
    gap: 8px;
  }

  .summary-item {
    padding: 12px 14px;
    font-size: var(--text-body-lg);
    border-radius: var(--radius-lg);
  }

  .summary-item:hover {
    transform: none;
  }

  .summary-item:active {
    transform: scale(0.98);
  }

  .summary-item .summary-index {
    min-width: 22px;
    height: 22px;
    font-size: var(--text-xs);
  }

  .summary-item.summary-chapter .summary-index {
    min-width: 26px;
    height: 26px;
    font-size: var(--text-sm);
  }

  .summary-action-btn {
    width: 32px;
    height: 32px;
  }

  /* ========================================
               存档管理 Modal 优化
               ======================================== */
  .save-slots {
    max-height: calc(50dvh - 100px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* ========================================
               确认对话框优化
               ======================================== */
  #confirm-modal .modal-content,
  #delete-confirm-modal .modal-content,
  #chat-delete-confirm-modal .modal-content {
    max-height: calc(90dvh - var(--safe-top) - var(--safe-bottom));
    overflow-y: auto;
  }

  /* ========================================
               Debug Modal 优化 - 全屏显示
               ======================================== */
  #debug-modal {
    padding: 0;
  }

  #debug-modal .modal-content {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100dvh;
    height: -webkit-fill-available;
    max-height: 100dvh;
    border-radius: 0;
    padding: 12px;
    padding-top: calc(12px + var(--safe-top));
    padding-bottom: calc(12px + var(--safe-bottom));
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  #debug-modal h2 {
    font-size: var(--text-subtitle);
    flex-shrink: 0;
    margin-bottom: 10px;
  }

  #debug-modal .debug-content {
    flex: 1;
    min-height: 0;
    overflow: auto;
    font-size: var(--text-sm);
    padding: 10px;
    margin-bottom: 10px;
  }

  #debug-modal .modal-actions {
    flex-shrink: 0;
    padding-bottom: var(--safe-bottom);
    margin-top: 0;
    background: var(--input-bg);
  }

  #debug-modal .modal-actions button {
    padding: 14px;
    min-height: 48px;
  }
}

/* ============================================
   Simulation Logic (CoT) Styles
   ============================================ */
.simulation-logic-details {
  background-color: color-mix(in srgb, var(--primary-color) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary-color) 15%, transparent);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  font-family: inherit;
}

.simulation-logic-details summary {
  padding: 8px 12px;
  background-color: color-mix(in srgb, var(--primary-color) 8%, transparent);
  /* Slightly darker/lighter depending on theme */
  cursor: pointer;
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--primary-color);
  user-select: none;
  transition: background-color var(--transition-base);
  list-style: none;
  /* Hide default arrow */
  display: flex;
  align-items: center;
  gap: 6px;
  outline: none;
}

/* Custom arrow or icon */
.simulation-logic-details summary::before {
  content: '▶';
  display: inline-block;
  font-size: var(--text-sm);
  transition: transform var(--transition-base);
  margin-right: 4px;
}

.simulation-logic-details[open] summary::before {
  transform: rotate(90deg);
}

.simulation-logic-details summary::-webkit-details-marker {
  display: none;
}

.simulation-logic-details summary:hover {
  background-color: color-mix(in srgb, var(--primary-color) 15%, transparent);
}

.simulation-content {
  padding: 12px;
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  line-height: 1.5;
  color: var(--text-secondary);
  /* Default text color in light mode */
  white-space: pre-wrap;
  /* Preserve formatting */
  background-color: color-mix(in srgb, var(--surface-glass) 86%, transparent);
  /* Slightly transparent white */
  border-top: 1px solid color-mix(in srgb, var(--primary-color) 10%, transparent);
}

/* Logic Headers */
.simulation-content strong {
  color: var(--text-primary);
  font-weight: var(--weight-bold);
}

/* Markdown lists inside logic */
.simulation-content ul {
  margin: 0;
  padding-left: 20px;
}

.simulation-content li {
  margin-bottom: 4px;
}

/* ============================================
   Unified Button System
   Ensures consistent button sizing, shapes,
   and styles across all UI components
   ============================================ */

/* --- Unified Icon Button (base) --- */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
}

.icon-btn-sm {
  width: 28px;
  height: 28px;
}

.icon-btn-md {
  width: 32px;
  height: 32px;
}

/* --- Unified Close Button (X icon) --- */
.close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
}

.close-btn:active {
  background: color-mix(in srgb, var(--surface-glass-strong) 100%, transparent);
}

/* --- Unified Modal Width Classes (replaces inline styles) --- */
.modal-sm {
  max-width: 320px !important;
}

.modal-md {
  max-width: 380px !important;
}

.modal-lg {
  max-width: 420px !important;
}

.modal-center-text {
  text-align: center;
}

.modal-description {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.modal-description-sm {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.modal-hint {
  color: var(--text-tertiary);
  font-size: var(--text-body-sm);
  margin-bottom: 16px;
}

/* --- Unified Modal Footer Actions --- */
.modal-actions-compact {
  gap: 8px;
}

/* --- Mobile Icon Button Scaling --- */
@media (max-width: 480px) {
  .icon-btn-sm {
    width: 38px;
    height: 38px;
  }

  .icon-btn-md {
    width: 40px;
    height: 40px;
  }

  .close-btn {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 420px) {
  .header-subtitle {
    display: none;
  }

  .header-toolbar > .header-tile {
    width: 58px;
    height: 58px;
  }
}

/* 极窄屏幕全屏提示 */
.narrow-screen-overlay {
  display: none;
}

@media (max-width: 319px) {
  .narrow-screen-overlay {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999;
    background: var(--overlay-90);
    backdrop-filter: blur(20px);
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 32px;
  }

  .narrow-screen-content {
    color: var(--text-invert);
  }

  .narrow-screen-icon {
    font-size: 56px;
    display: block;
    margin-bottom: 20px;
  }

  .narrow-screen-content h2 {
    font-size: var(--text-display);
    font-weight: var(--weight-semibold);
    margin-bottom: 12px;
    color: var(--text-invert);
  }

  .narrow-screen-content p {
    font-size: var(--text-body-lg);
    line-height: 1.7;
    color: var(--surface-canvas);
  }
}

/* ============================================
           Save Manager UI Refresh (Scoped)
           ============================================ */
#save-manager-modal .save-manager-wide {
  width: min(1200px, 94vw) !important;
  max-width: min(1200px, 94vw) !important;
  max-height: min(88vh, 900px);
  --save-ui-toolbar-bg: color-mix(in srgb, var(--input-bg) 92%, transparent);
  --save-ui-panel-bg: color-mix(in srgb, var(--input-bg) 32%, var(--bg-color));
  --save-ui-action-bg: color-mix(in srgb, var(--input-bg) 52%, transparent);
  --save-ui-button-bg: color-mix(in srgb, var(--input-bg) 75%, transparent);
  --save-ui-control-h: 40px;
  --save-ui-control-r: 12px;
  border-radius: var(--radius-xl);
  padding: 0 !important;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  box-shadow: 0 18px 48px var(--overlay-20);
  container-type: inline-size;
  container-name: save-manager;
}

#save-manager-modal .save-manager-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  background: var(--save-ui-toolbar-bg);
  flex-shrink: 0;
}

/* Container query: compact toolbar when modal is narrow */
@container save-manager (max-width: 650px) {
  #save-manager-modal .save-manager-toolbar {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
  }

  #save-manager-modal .save-toolbar-title {
    border-right: none;
    padding-right: 0;
    min-width: 0;
    flex: 1;
  }

  #save-manager-modal .save-toolbar-title h2 {
    font-size: var(--text-heading);
  }

  #save-manager-modal .save-toolbar-title p {
    margin: 4px 0 0;
    font-size: var(--text-2xs);
  }

  #save-manager-modal .save-toolbar-actions {
    width: auto;
    flex-shrink: 0;
    align-self: flex-start;
  }

  #save-manager-modal .save-toolbar-cancel-btn,
  #save-manager-modal .save-toolbar-confirm-btn {
    flex: 0 0 auto;
    min-width: 0;
    min-height: 36px;
    padding: 0 12px;
    font-size: var(--text-body-sm);
  }

  #save-manager-modal .save-toolbar-imports {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
  }

  #save-manager-modal .save-toolbar-btn {
    flex: 1 1 calc(50% - 8px);
    min-width: 0;
    padding: 0 10px;
    font-size: var(--text-caption);
  }

  #save-manager-modal .save-toolbar-btn .material-symbols-outlined {
    font-size: var(--text-title);
  }
}

#save-manager-modal .save-toolbar-title {
  min-width: 160px;
  padding-right: 14px;
  border-right: 1px solid var(--border-color);
}

#save-manager-modal .save-toolbar-title h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
  font-weight: var(--weight-extrabold);
  color: var(--text-color);
  text-align: left;
}

#save-manager-modal .save-toolbar-title p {
  margin: 6px 0 0;
  font-size: var(--text-caption);
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

#save-manager-modal .save-toolbar-imports {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

#save-manager-modal .save-toolbar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 14px;
  height: var(--save-ui-control-h);
  border: 1px solid var(--border-color);
  border-radius: var(--save-ui-control-r);
  background: var(--bg-color);
  color: var(--text-secondary);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

#save-manager-modal .save-toolbar-btn:hover {
  border-color: color-mix(in srgb, var(--primary-color) 45%, var(--border-color));
  color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 6%, var(--bg-color));
}

#save-manager-modal .save-toolbar-btn .material-symbols-outlined {
  font-size: var(--text-heading);
}

#save-manager-modal .save-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}

#save-manager-modal .save-toolbar-cancel-btn,
#save-manager-modal .save-toolbar-confirm-btn {
  height: var(--save-ui-control-h);
  border-radius: var(--save-ui-control-r);
  padding: 0 18px;
  border: 1px solid transparent;
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

#save-manager-modal .save-toolbar-cancel-btn {
  color: var(--text-secondary);
  background: transparent;
  border-color: transparent;
}

#save-manager-modal .save-toolbar-cancel-btn:hover {
  color: var(--text-color);
  border-color: var(--border-color);
  background: color-mix(in srgb, var(--input-bg) 78%, transparent);
}

#save-manager-modal .save-toolbar-confirm-btn {
  color: var(--text-invert);
  background: var(--primary-color);
  border-color: color-mix(in srgb, var(--primary-color) 75%, #000);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--primary-color) 35%, transparent);
}

#save-manager-modal .save-toolbar-confirm-btn:hover {
  filter: brightness(0.95);
  transform: translateY(-1px);
}

#save-manager-modal .save-manager-body {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

#save-manager-modal .save-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

#save-manager-modal .world-card-panel {
  width: 35%;
  border-right: 1px solid var(--border-color);
  flex-shrink: 0;
}

#save-manager-modal .game-save-panel {
  width: 65%;
  min-width: 0;
  background: var(--save-ui-panel-bg);
}

#save-manager-modal .save-panel-header {
  display: block;
  padding: 16px 18px;
  border-bottom: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
  text-transform: none;
  letter-spacing: normal;
}

#save-manager-modal .save-panel-header h3 {
  margin: 0;
  font-size: var(--text-subtitle);
  font-weight: var(--weight-extrabold);
  color: var(--text-secondary);
  letter-spacing: 0.03em;
}

#save-manager-modal .save-panel-header p {
  margin: 6px 0 0;
  font-size: var(--text-caption);
  color: var(--text-secondary);
  opacity: 0.9;
}

#world-card-position-indicator {
  display: none;
}

#save-manager-modal .save-panel-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

#save-manager-modal .world-card-panel .save-panel-list {
  padding: 20px 18px 22px;
}

#save-manager-modal .game-save-panel .save-panel-list {
  position: relative;
  padding: 18px 18px 22px 44px;
}

#save-manager-modal .game-save-panel .save-panel-list::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 18px;
  bottom: 22px;
  border-left: 1px dashed color-mix(in srgb, var(--primary-color) 55%, transparent);
  opacity: 0.65;
}

#save-manager-modal .save-slot {
  position: relative;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  transition: all var(--transition-base);
  flex-shrink: 0;
}

#save-manager-modal .save-section-label {
  position: sticky;
  top: 0;
  z-index: 1;
  margin: 2px 0 2px;
  padding: 6px 0;
  font-size: var(--text-caption);
  font-weight: var(--weight-extrabold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--panel-bg) 95%, transparent),
    color-mix(in srgb, var(--panel-bg) 78%, transparent)
  );
  backdrop-filter: blur(6px);
}

#save-manager-modal .save-section-empty {
  padding: 6px 0 10px;
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
}

#save-manager-modal .recovery-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in srgb, var(--primary-color) 20%, var(--border-color));
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--primary-color) 6%, var(--bg-color)),
      color-mix(in srgb, var(--panel-bg) 96%, var(--bg-color))
    );
  box-shadow: 0 10px 28px color-mix(in srgb, var(--shadow-color) 10%, transparent);
}

#save-manager-modal .recovery-card.is-current {
  border-color: color-mix(in srgb, var(--primary-color) 55%, var(--border-color));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--primary-color) 18%, transparent),
    0 12px 32px color-mix(in srgb, var(--shadow-color) 12%, transparent);
}

#save-manager-modal .recovery-card.is-blocked {
  border-color: color-mix(in srgb, var(--status-warning) 42%, var(--border-color));
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--status-warning) 8%, var(--bg-color)),
      color-mix(in srgb, var(--panel-bg) 96%, var(--bg-color))
    );
}

#save-manager-modal .recovery-card__header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#save-manager-modal .recovery-card__title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

#save-manager-modal .recovery-card__title {
  font-size: var(--text-body);
  font-weight: var(--weight-extrabold);
  color: var(--text-color);
}

#save-manager-modal .recovery-card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  color: var(--text-secondary);
  background: color-mix(in srgb, var(--panel-bg) 72%, var(--bg-color));
  border: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
}

#save-manager-modal .recovery-card__description {
  font-size: var(--text-body-sm);
  line-height: 1.5;
  color: var(--text-secondary);
}

#save-manager-modal .recovery-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
}

#save-manager-modal .recovery-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: var(--text-caption);
  color: var(--text-secondary);
}

#save-manager-modal .recovery-card__meta-item .material-symbols-outlined {
  font-size: var(--text-heading);
}

#save-manager-modal .recovery-card__note {
  font-size: var(--text-body-sm);
  line-height: 1.5;
  color: var(--text-secondary);
}

#save-manager-modal .recovery-card.is-blocked .recovery-card__note {
  color: color-mix(in srgb, var(--status-warning) 70%, var(--text-primary));
}

#save-manager-modal .recovery-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

#save-manager-modal .recovery-card__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

#save-manager-modal .recovery-card__actions .slot-btn {
  width: auto;
  min-height: 36px;
  padding: 0 12px;
  gap: 6px;
  flex-shrink: 0;
  border: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
}

#save-manager-modal .recovery-card__actions .recovery-action-btn-primary {
  background: color-mix(in srgb, var(--primary-color) 14%, transparent);
}

#save-manager-modal .recovery-card__actions .recovery-action-btn-secondary {
  background: color-mix(in srgb, var(--bg-color) 70%, transparent);
}

#save-manager-modal .recovery-card__actions .recovery-action-btn__label {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-bold);
  white-space: nowrap;
}

#save-manager-modal .auto-save-slot {
  border-style: solid;
}

#save-manager-modal .save-slot::before {
  content: '';
  position: absolute;
  left: -21px;
  top: 50%;
  width: 16px;
  border-top: 1px dashed color-mix(in srgb, var(--primary-color) 45%, transparent);
  transform: translateY(-50%);
  opacity: 0.8;
}

#save-manager-modal .save-slot::after {
  content: '';
  position: absolute;
  left: -24px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-circle);
  background: color-mix(in srgb, var(--primary-color) 55%, transparent);
  transform: translateY(-50%);
}

#save-manager-modal .save-slot.has-data {
  padding: 0;
  overflow: hidden;
}

#save-manager-modal .save-slot.has-data.current {
  border-color: color-mix(in srgb, var(--primary-color) 62%, var(--border-color));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--primary-color) 18%, transparent);
}

#save-manager-modal .save-slot.has-data.selected-for-load {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-accent) 30%, transparent);
  background: color-mix(in srgb, var(--brand-accent) 6%, var(--bg-color));
}

#save-manager-modal .save-slot.has-data .slot-info {
  flex: 1;
  min-width: 0;
  padding: 16px 20px;
}

#save-manager-modal .slot-name-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

#save-manager-modal .slot-name {
  margin: 0;
  font-size: var(--text-heading);
  font-weight: var(--weight-extrabold);
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#save-manager-modal .slot-current-badge {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 9px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--primary-color) 15%, transparent);
  color: var(--primary-color);
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

#save-manager-modal .slot-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
}

#save-manager-modal .slot-time,
#save-manager-modal .slot-world,
#save-manager-modal .slot-size,
#save-manager-modal .slot-turn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: inherit;
  color: inherit;
}

#save-manager-modal .slot-time .material-symbols-outlined,
#save-manager-modal .slot-world .material-symbols-outlined,
#save-manager-modal .slot-size .material-symbols-outlined,
#save-manager-modal .slot-turn .material-symbols-outlined {
  font-size: var(--text-title);
}

#save-manager-modal .slot-id {
  margin-top: 8px;
  font-size: var(--text-caption);
  color: var(--text-secondary);
  opacity: 0.8;
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New',
    monospace;
}

#save-manager-modal .slot-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
  flex-shrink: 0;
}

#save-manager-modal .save-slot.has-data .slot-actions {
  padding: 10px 14px;
  border-left: 1px solid color-mix(in srgb, var(--border-color) 60%, transparent);
  background: var(--save-ui-action-bg);
}

#save-manager-modal .slot-btn {
  width: 38px;
  height: 38px;
  border: none;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--save-ui-button-bg);
  color: var(--text-secondary);
}

#save-manager-modal .slot-btn .material-symbols-outlined {
  font-size: var(--text-display);
}

#save-manager-modal .slot-btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

#save-manager-modal .slot-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

#save-manager-modal .slot-btn-rename {
  background: color-mix(in srgb, var(--status-warning) 18%, transparent);
  color: color-mix(in srgb, var(--status-warning) 70%, var(--text-primary));
}

#save-manager-modal .slot-btn-save {
  background: color-mix(in srgb, var(--brand-primary) 16%, transparent);
  color: var(--brand-primary);
}

#save-manager-modal .slot-btn-export {
  background: color-mix(in srgb, var(--input-bg) 85%, #fff);
  color: var(--text-secondary);
}

#save-manager-modal .slot-btn-delete {
  background: color-mix(in srgb, var(--status-danger) 16%, transparent);
  color: var(--status-danger);
}

#save-manager-modal .save-slot.empty {
  border-style: dashed;
  background: color-mix(in srgb, var(--input-bg) 55%, transparent);
  min-height: 84px;
  opacity: 1;
}

#save-manager-modal .slot-empty-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

#save-manager-modal .slot-empty-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--input-bg) 85%, transparent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  flex-shrink: 0;
}

#save-manager-modal .slot-empty-icon .material-symbols-outlined {
  font-size: 22px;
}

#save-manager-modal .slot-name.empty-name {
  color: var(--text-secondary);
  font-weight: var(--weight-bold);
  font-size: var(--text-subtitle);
  white-space: normal;
}

#save-manager-modal .save-slot.empty {
  cursor: pointer;
}

#save-manager-modal .world-card-item {
  position: relative;
  border: 1px solid var(--border-color);
  border-style: solid;
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  background: var(--bg-color);
  box-shadow: 0 1px 2px var(--overlay-5);
  transition: all var(--transition-base);
}

#save-manager-modal .world-card-item.wc-clickable {
  cursor: pointer;
}

#save-manager-modal .world-card-item.wc-clickable:hover {
  border-color: color-mix(in srgb, var(--primary-color) 38%, var(--border-color));
  box-shadow: 0 6px 18px var(--overlay-8);
}

#save-manager-modal .world-card-item.wc-active {
  border-left: 4px solid var(--primary-color);
  border-color: color-mix(in srgb, var(--primary-color) 52%, var(--border-color));
  background: color-mix(in srgb, var(--primary-color) 5%, var(--bg-color));
  box-shadow: 0 6px 20px var(--overlay-8);
}

#save-manager-modal .world-card-item.wc-active::before {
  content: '';
  position: absolute;
  right: -21px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: var(--radius-circle);
  background: var(--primary-color);
  transform: translateY(-50%);
}

#save-manager-modal .world-card-item.wc-active::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 50%;
  width: 20px;
  border-top: 2px solid color-mix(in srgb, var(--primary-color) 80%, transparent);
  transform: translateY(-50%);
}

#save-manager-modal .world-card-item.wc-preview {
  border-left: 4px solid var(--metro-orange);
  border-color: color-mix(in srgb, var(--metro-orange) 55%, var(--border-color));
  background: color-mix(in srgb, var(--metro-orange) 8%, var(--bg-color));
  box-shadow: 0 6px 20px var(--overlay-8);
}

#save-manager-modal .world-card-item.wc-preview::before {
  content: '';
  position: absolute;
  right: -21px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: var(--radius-circle);
  background: var(--metro-orange);
  transform: translateY(-50%);
}

#save-manager-modal .world-card-item.wc-preview::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 50%;
  width: 20px;
  border-top: 2px solid color-mix(in srgb, var(--metro-orange) 82%, transparent);
  transform: translateY(-50%);
}

#save-manager-modal .wc-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  min-width: 0;
}

#save-manager-modal .wc-name {
  flex: 1;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--text-title);
  font-weight: var(--weight-extrabold);
  color: var(--text-color);
}

#save-manager-modal .world-card-item.wc-active .wc-name {
  color: color-mix(in srgb, var(--primary-color) 92%, #10283f);
}

#save-manager-modal .wc-badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 24px;
  margin-bottom: 8px;
}

#save-manager-modal .wc-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 15%, transparent);
}

#save-manager-modal .wc-active-badge .material-symbols-outlined {
  font-size: var(--text-subtitle);
}

#save-manager-modal .wc-preview-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-caption);
  font-weight: var(--weight-bold);
  color: color-mix(in srgb, var(--metro-orange) 80%, #6a3a00);
  background: color-mix(in srgb, var(--metro-orange) 16%, transparent);
}

#save-manager-modal .wc-preview-badge .material-symbols-outlined {
  font-size: var(--text-subtitle);
}

#save-manager-modal .wc-desc {
  font-size: var(--text-body-sm);
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 2px;
}

#save-manager-modal .wc-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  margin-left: auto;
}

#save-manager-modal .wc-btn {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--input-bg) 85%, transparent);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
}

#save-manager-modal .wc-btn .material-symbols-outlined {
  font-size: var(--text-heading);
}

#save-manager-modal .wc-btn:hover {
  transform: translateY(-1px);
}

#save-manager-modal .wc-export-btn:hover {
  background: color-mix(in srgb, var(--brand-primary) 15%, transparent);
  color: var(--brand-primary);
}

#save-manager-modal .wc-delete-btn:hover {
  background: color-mix(in srgb, var(--status-danger) 15%, transparent);
  color: var(--status-danger);
}

#save-manager-modal .wc-edit-design-btn:hover {
  background: color-mix(in srgb, var(--status-warning) 15%, transparent);
  color: color-mix(in srgb, var(--status-warning) 75%, var(--text-primary));
}

@media (max-width: 900px) {
  #save-manager-modal .save-manager-wide {
    width: 96vw !important;
    max-width: 96vw !important;
    max-height: 92dvh;
  }

  #save-manager-modal .save-manager-toolbar {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
  }

  #save-manager-modal .save-toolbar-title {
    border-right: none;
    padding-right: 0;
    min-width: 0;
    flex: 1;
  }

  #save-manager-modal .save-toolbar-title h2 {
    font-size: var(--text-heading);
  }

  #save-manager-modal .save-toolbar-title p {
    margin: 4px 0 0;
    font-size: var(--text-2xs);
  }

  #save-manager-modal .save-toolbar-actions {
    width: auto;
    flex-shrink: 0;
    align-self: flex-start;
  }

  #save-manager-modal .save-toolbar-cancel-btn,
  #save-manager-modal .save-toolbar-confirm-btn {
    flex: 0 0 auto;
    min-width: 0;
    min-height: 36px;
    padding: 0 12px;
    font-size: var(--text-body-sm);
  }

  #save-manager-modal .save-toolbar-imports {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
  }

  #save-manager-modal .save-toolbar-btn {
    flex: 1 1 calc(50% - 8px);
    min-width: 0;
    padding: 0 10px;
    font-size: var(--text-caption);
  }

  #save-manager-modal .save-toolbar-btn .material-symbols-outlined {
    font-size: var(--text-title);
  }

  #save-manager-modal .save-manager-body {
    flex-direction: column;
  }

  #save-manager-modal .world-card-panel,
  #save-manager-modal .game-save-panel {
    width: 100%;
  }

  #save-manager-modal .world-card-panel {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    flex: 0 0 232px;
    min-height: 232px;
    max-height: 232px;
    background: color-mix(in srgb, var(--input-bg) 24%, var(--bg-color));
  }

  #save-manager-modal .world-card-panel .save-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }

  #save-manager-modal .world-card-panel .save-panel-header h3 {
    min-width: 0;
  }

  #world-card-position-indicator {
    display: block;
    flex-shrink: 0;
    min-width: 0;
    font-size: var(--text-subtitle);
    font-weight: var(--weight-extrabold);
    line-height: 1;
    color: var(--text-secondary);
    letter-spacing: -0.05em;
    font-variant-numeric: tabular-nums;
  }

  #world-card-position-indicator:empty {
    display: none;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode {
    padding: 10px 12px 12px;
    gap: 0;
    overflow: hidden;
    justify-content: center;
  }

  #save-manager-modal .world-card-carousel {
    display: grid;
    align-items: center;
    gap: 8px;
    min-width: 0;
  }

  #save-manager-modal .world-card-carousel.has-nav {
    grid-template-columns: 44px minmax(0, 1fr) 44px;
  }

  #save-manager-modal .world-card-carousel.is-static {
    grid-template-columns: minmax(0, 1fr);
  }

  #save-manager-modal .world-card-carousel-card {
    min-width: 0;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .world-card-item {
    min-height: 136px;
    height: 100%;
    margin: 0;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-header {
    margin-bottom: 4px;
    gap: 8px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-name {
    font-size: var(--text-title);
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-badges {
    min-height: 0;
    margin-bottom: 4px;
    gap: 6px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-active-badge,
  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-preview-badge {
    height: 20px;
    padding: 0 8px;
  }

  #save-manager-modal
    .world-card-panel
    .save-panel-list.wc-compact-mode
    .wc-active-badge
    .material-symbols-outlined,
  #save-manager-modal
    .world-card-panel
    .save-panel-list.wc-compact-mode
    .wc-preview-badge
    .material-symbols-outlined {
    font-size: var(--text-body);
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-desc {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    min-height: calc(1.4em * 2);
    font-size: var(--text-caption);
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-desc:empty {
    min-height: 0;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-actions {
    gap: 4px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-btn {
    width: 30px;
    height: 30px;
    border-radius: var(--radius-xs);
  }

  #save-manager-modal
    .world-card-panel
    .save-panel-list.wc-compact-mode
    .wc-btn
    .material-symbols-outlined {
    font-size: var(--text-title);
  }

  #save-manager-modal .wc-nav-btn {
    width: 44px;
    height: 44px;
    border: 1px solid color-mix(in srgb, var(--border-color) 78%, transparent);
    border-radius: var(--radius-pill);
    background: var(--bg-color);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 18px var(--overlay-8);
    transition: all var(--transition-base);
  }

  #save-manager-modal .wc-nav-btn .material-symbols-outlined {
    font-size: 24px;
  }

  #save-manager-modal .wc-nav-btn:hover:not(:disabled) {
    color: var(--primary-color);
    border-color: color-mix(in srgb, var(--primary-color) 45%, var(--border-color));
    background: color-mix(in srgb, var(--primary-color) 6%, var(--bg-color));
    transform: translateY(-1px);
  }

  #save-manager-modal .wc-nav-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    box-shadow: none;
  }

  #save-manager-modal .game-save-panel .save-panel-list {
    padding-left: 16px;
  }

  #save-manager-modal .game-save-panel .save-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }

  #save-manager-modal .game-save-panel .save-panel-header h3 {
    flex-shrink: 0;
    white-space: nowrap;
  }

  html:not([data-ui-language='en']) #save-manager-modal .save-panel-title .ui-label-en {
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }

  #save-manager-modal .game-save-panel #save-world-binding-text {
    margin: 0;
    flex: 1;
    min-width: 0;
    text-align: right;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  #save-manager-modal .game-save-panel .save-panel-list::before,
  #save-manager-modal .save-slot::before,
  #save-manager-modal .save-slot::after,
  #save-manager-modal .world-card-item.wc-active::before,
  #save-manager-modal .world-card-item.wc-active::after,
  #save-manager-modal .world-card-item.wc-preview::before,
  #save-manager-modal .world-card-item.wc-preview::after {
    display: none;
  }
}

@media (min-width: 651px) and (max-width: 850px) {
  .save-toolbar-btn .btn-label-en {
    display: none;
  }
}

html[data-ui-language='en'] .save-toolbar-btn .btn-label-en {
  display: inline;
}

html[data-ui-language='en'] .save-toolbar-btn .btn-label-cn {
  display: none;
}

@media (max-width: 600px) {
  /* 存档管理全屏 */
  #save-manager-modal .save-manager-wide {
    --save-ui-control-h: 36px;
    --save-ui-control-r: 10px;
    width: 100vw !important;
    max-width: 100vw !important;
    max-height: 100dvh;
    border-radius: 0;
  }

  /* 存档管理弹窗全屏时 modal 无需 padding */
  #save-manager-modal {
    padding: 0;
  }

  #save-manager-modal .save-manager-toolbar {
    padding: 12px;
    padding-top: calc(12px + var(--safe-top));
    gap: 10px;
  }

  #save-manager-modal .save-panel-header {
    padding: 12px 14px;
  }

  #save-manager-modal .world-card-panel .save-panel-header {
    gap: 8px;
  }

  #world-card-position-indicator {
    font-size: var(--text-subtitle);
  }

  #save-manager-modal .game-save-panel .save-panel-header {
    gap: 8px;
  }

  #save-manager-modal .game-save-panel #save-world-binding-text {
    font-size: var(--text-caption);
  }

  #save-manager-modal .world-card-panel {
    flex: 0 0 204px;
    min-height: 204px;
    max-height: 204px;
  }

  #save-manager-modal .world-card-panel .save-panel-list,
  #save-manager-modal .game-save-panel .save-panel-list {
    padding: 12px;
    gap: 10px;
    padding-bottom: calc(12px + var(--safe-bottom));
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode {
    padding: 8px 10px 10px;
  }

  #save-manager-modal .world-card-carousel.has-nav {
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    gap: 6px;
  }

  #save-manager-modal .wc-nav-btn {
    width: 40px;
    height: 40px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .world-card-item {
    min-height: 120px;
    padding: 8px 10px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-header {
    margin-bottom: 3px;
    gap: 6px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-name {
    font-size: var(--text-subtitle);
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-badges {
    margin-bottom: 3px;
    gap: 4px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-active-badge,
  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-preview-badge {
    height: 18px;
    padding: 0 6px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-desc {
    -webkit-line-clamp: 2;
    min-height: calc(1.4em * 2);
    font-size: var(--text-caption);
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-actions {
    gap: 3px;
  }

  #save-manager-modal .world-card-panel .save-panel-list.wc-compact-mode .wc-btn {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-xs);
  }

  #save-manager-modal
    .world-card-panel
    .save-panel-list.wc-compact-mode
    .wc-btn
    .material-symbols-outlined {
    font-size: var(--text-subtitle);
  }

  #save-manager-modal .save-slot {
    gap: 8px;
    padding: 10px 12px;
  }

  #save-manager-modal .save-slot.has-data {
    flex-direction: column;
  }

  #save-manager-modal .save-slot.has-data .slot-info {
    padding: 12px;
  }

  #save-manager-modal .save-slot.has-data .slot-actions {
    width: 100%;
    border-left: none;
    border-top: 1px solid color-mix(in srgb, var(--border-color) 60%, transparent);
    background: transparent;
    padding: 10px 12px;
  }

  #save-manager-modal .slot-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-xs);
  }

  #save-manager-modal .slot-btn .material-symbols-outlined {
    font-size: var(--text-heading);
  }

  #save-manager-modal .slot-empty-icon {
    width: 34px;
    height: 34px;
  }

  #save-manager-modal .slot-empty-icon .material-symbols-outlined {
    font-size: var(--text-heading);
  }
}

/* ============================================
           聊天错误 Banner（结构化错误信息）
           ============================================ */

.chat-error-banner {
  border-left: 3px solid var(--metro-red, var(--status-danger));
  padding: 10px 14px;
  margin: 4px 0;
  font-size: var(--text-body, 14px);
  line-height: 1.5;
}

.chat-error-title {
  color: var(--metro-red, var(--status-danger));
  font-weight: var(--weight-semibold);
  font-size: var(--text-body-lg, 15px);
  margin-bottom: 6px;
}

.chat-error-row {
  margin-bottom: 3px;
  line-height: 1.4;
}

.chat-error-label {
  color: var(--text-soft);
  display: inline-block;
  min-width: 72px;
  margin-right: 8px;
  font-size: var(--text-body-sm, 13px);
}

.chat-error-response-details {
  margin-top: 8px;
}

.chat-error-response-details summary {
  color: var(--text-soft);
  cursor: pointer;
  font-size: var(--text-caption, 12px);
  user-select: none;
}

.chat-error-response-details summary:hover {
  color: var(--text-main);
}

.chat-error-response-body {
  background: var(--overlay-5);
  border-radius: var(--radius-2xs);
  padding: 8px;
  margin-top: 4px;
  font-size: var(--text-caption, 11px);
  color: var(--text-muted);
  max-height: 200px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  font-family: var(--font-mono, monospace);
}

/* 暗色模式适配 */
@media (prefers-color-scheme: dark) {
  .chat-error-response-body {
    background: var(--sheen-6);
    color: var(--text-tertiary);
  }
}

/* ============================================
           iOS PWA (standalone) 全屏适配
           ============================================ */
@media (display-mode: standalone) {
  html,
  body {
    height: 100%;
    min-height: 100vh;
    min-height: -webkit-fill-available;
  }

  /* PWA 模式下输入区底部不需要边框 */
  .chat-input-area {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .quick-start-buttons-container {
    flex-direction: column;
    gap: 10px;
    margin-top: 16px;
  }

  .quick-start-buttons-container .chat-quick-start-btn {
    height: 48px;
    font-size: 0.95em;
  }

  #main-layout {
    max-width: 100%;
  }

  .header-toolbar {
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: space-around;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .header-toolbar::-webkit-scrollbar {
    display: none;
  }
}

@media (max-width: 360px) {
  header {
    padding-left: 2px;
    padding-right: 2px;
  }

  .header-title-group {
    padding: 0 4px;
  }

  .header-toolbar {
    gap: 3px;
    flex-wrap: nowrap;
    justify-content: space-around;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .header-toolbar::-webkit-scrollbar {
    display: none;
  }

  .chat-input-area {
    padding: 10px;
    padding-bottom: calc(10px + var(--safe-bottom));
    gap: 6px;
  }

  .chat-upload-btn,
  .chat-send-btn {
    width: 44px;
    height: 44px;
  }

  .chat-input-textbox {
    min-height: 44px;
    font-size: var(--text-body-lg);
  }
}

/* ========== Plan Panel (Plan Mode) ========== */

.plan-panel {
  margin: 8px 0;
  border-radius: var(--radius-xs);
  background: var(--surface-soft);
  border: 1px solid var(--border-soft);
  overflow: hidden;
}

.plan-panel.plan-streaming {
  animation: plan-pulse 1.5s ease-in-out infinite;
}

@keyframes plan-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Header */
.plan-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--surface-elevated);
  border-bottom: 1px solid var(--border-soft);
}

.plan-title {
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--text-main);
}

.plan-select-all {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.plan-select-all input[type="checkbox"] {
  margin: 0;
  cursor: pointer;
}

/* Plan item */
.plan-list {
  padding: 0;
}

.plan-item {
  border-top: 1px solid var(--border-soft);
  transition: background var(--transition-fast);
}

.plan-item:first-child {
  border-top: none;
}

.plan-item.rejected {
  opacity: 0.5;
}

.plan-item.applied {
  background: color-mix(in srgb, var(--status-success) 4%, transparent);
}

.plan-item.undone {
  opacity: 0.45;
}

.plan-item.skipped .plan-item-label {
  text-decoration: line-through;
  opacity: 0.6;
}

.plan-item.skipped::after {
  content: attr(data-skip-reason);
  font-size: 0.8em;
  color: var(--text-tertiary);
  margin-left: 8px;
}

.plan-item-warning {
  color: var(--status-warning);
  margin-left: 4px;
  cursor: help;
  font-size: 0.85em;
}

.plan-item-cb {
  margin: 0 0 0 14px;
  cursor: pointer;
  flex-shrink: 0;
}

.plan-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-2xs);
  font-size: var(--text-body);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

.plan-item-icon.update {
  color: color-mix(in srgb, var(--brand-primary) 75%, var(--text-primary));
  background: color-mix(in srgb, var(--brand-primary) 10%, var(--text-invert));
}

.plan-item-icon.add {
  color: color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
  background: color-mix(in srgb, var(--status-success) 10%, var(--text-invert));
}

.plan-item-icon.delete {
  color: color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
  background: color-mix(in srgb, var(--status-danger) 8%, var(--text-invert));
}

.plan-item-label {
  flex: 1;
  font-size: var(--text-body);
  color: var(--text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 8px 0;
}

.plan-item-chevron {
  padding: 8px 14px 8px 8px;
  cursor: pointer;
  color: var(--text-soft);
  font-size: var(--text-body-sm);
  user-select: none;
  flex-shrink: 0;
}

.plan-item-chevron:hover {
  color: var(--text-main);
}

/* 让 checkbox、icon、label、chevron 横排 */
.plan-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

/* Preview */
.plan-preview {
  width: 100%;
  padding: 0 14px 10px 42px;
  font-size: var(--text-body-sm);
  line-height: 1.5;
}

.plan-preview.collapsed {
  display: none;
}

.plan-preview-empty {
  color: var(--text-soft);
  font-style: italic;
}

.plan-preview-inline {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
  padding: 4px 0;
}

.plan-preview-old {
  color: color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
  text-decoration: line-through;
  background: color-mix(in srgb, var(--status-danger) 8%, transparent);
  padding: 1px 4px;
  border-radius: 3px;
  word-break: break-all;
}

.plan-preview-new {
  color: color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
  background: color-mix(in srgb, var(--status-success) 8%, transparent);
  padding: 1px 4px;
  border-radius: 3px;
  word-break: break-all;
}

.plan-preview-arrow {
  color: var(--text-soft);
  font-size: var(--text-body-lg);
}

.plan-preview-block {
  margin: 4px 0;
  padding: 6px 10px;
  border-radius: var(--radius-2xs);
  background: var(--surface-canvas);
  border: 1px solid var(--border-soft);
}

.plan-preview-block.before {
  border-left: 3px solid color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
}

.plan-preview-block.after {
  border-left: 3px solid color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
}

.plan-preview-block.delete {
  border-left: 3px solid color-mix(in srgb, var(--status-danger) 80%, var(--text-primary));
}

.plan-preview-block.add {
  border-left: 3px solid color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
}

.plan-preview-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-soft);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-preview-content {
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--text-main);
  font-size: var(--text-body-sm);
  line-height: 1.5;
  max-height: 200px;
  overflow-y: auto;
}

.plan-preview-expand {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 8px;
  border: none;
  border-radius: var(--radius-2xs);
  background: var(--surface-elevated);
  color: var(--brand-primary);
  font-size: var(--text-caption);
  cursor: pointer;
}

.plan-preview-expand:hover {
  background: var(--surface-elevated);
}

/* Footer */
.plan-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--surface-elevated);
  border-top: 1px solid var(--border-soft);
}

.plan-apply-btn {
  padding: 6px 16px;
  border: none;
  border-radius: var(--radius-2xs);
  background: var(--brand-primary);
  color: var(--text-invert);
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.plan-apply-btn:hover {
  opacity: 0.9;
}

.plan-apply-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.plan-undo-btn {
  padding: 6px 12px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-2xs);
  background: var(--surface-canvas);
  color: var(--text-main);
  font-size: var(--text-body-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.plan-undo-btn:hover {
  background: var(--surface-elevated);
}

.plan-undo-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Expired placeholder */
.plan-expired {
  padding: 16px;
  text-align: center;
  color: var(--text-soft);
  font-size: var(--text-body-sm);
  font-style: italic;
}

/* Dark theme overrides */
:root[data-theme='dark'] .plan-panel {
  background: var(--surface-code);
  border-color: var(--border-soft);
}

:root[data-theme='dark'] .plan-header {
  background: var(--surface-code-alt);
  border-color: var(--border-soft);
}

:root[data-theme='dark'] .plan-item {
  border-top-color: var(--border-soft);
}

:root[data-theme='dark'] .plan-item-icon.update {
  background: color-mix(in srgb, var(--brand-primary) 60%, var(--text-primary));
  color: color-mix(in srgb, var(--brand-primary) 50%, var(--text-invert));
}

:root[data-theme='dark'] .plan-item-icon.add {
  background: color-mix(in srgb, var(--status-success) 60%, var(--text-primary));
  color: color-mix(in srgb, var(--status-success) 50%, var(--text-invert));
}

:root[data-theme='dark'] .plan-item-icon.delete {
  background: color-mix(in srgb, var(--status-danger) 70%, var(--text-primary));
  color: color-mix(in srgb, var(--status-danger) 50%, var(--text-invert));
}

:root[data-theme='dark'] .plan-preview-old {
  color: color-mix(in srgb, var(--status-danger) 50%, var(--text-invert));
  background: color-mix(in srgb, var(--status-danger) 12%, transparent);
}

:root[data-theme='dark'] .plan-preview-new {
  color: color-mix(in srgb, var(--status-success) 50%, var(--text-invert));
  background: color-mix(in srgb, var(--status-success) 12%, transparent);
}

:root[data-theme='dark'] .plan-preview-block {
  background: var(--surface-code);
  border-color: var(--border-soft);
}

:root[data-theme='dark'] .plan-footer {
  background: var(--surface-code-alt);
  border-color: var(--border-soft);
}

:root[data-theme='dark'] .plan-undo-btn {
  background: var(--surface-card);
  border-color: var(--border-soft);
  color: var(--text-main);
}

/* ── Plan Complete State ── */
.plan-panel.plan-complete .plan-header {
  background: color-mix(in srgb, var(--status-success) 8%, transparent);
  border-bottom: none;
}
.plan-header--complete {
  display: flex;
  align-items: center;
  gap: 8px;
}
.plan-header--complete .plan-title {
  color: color-mix(in srgb, var(--status-success) 80%, var(--text-primary));
  font-weight: var(--weight-semibold);
}
.plan-complete-count {
  font-size: var(--text-body-sm);
  color: var(--text-soft);
}
.plan-details-toggle {
  display: block;
  width: 100%;
  padding: 6px 16px;
  background: none;
  border: none;
  border-top: 1px solid var(--border-soft);
  color: color-mix(in srgb, var(--brand-primary) 85%, var(--text-primary));
  font-size: var(--text-body-sm);
  cursor: pointer;
  text-align: left;
}
.plan-details-toggle:hover {
  background: var(--surface-elevated);
}
.plan-panel.plan-complete .plan-list.collapsed {
  display: none;
}

:root[data-theme='dark'] .plan-panel.plan-complete .plan-header {
  background: color-mix(in srgb, var(--status-success) 12%, transparent);
}
:root[data-theme='dark'] .plan-header--complete .plan-title {
  color: var(--status-success);
}
:root[data-theme='dark'] .plan-details-toggle {
  border-top-color: var(--border-soft);
  color: color-mix(in srgb, var(--brand-primary) 50%, var(--text-invert));
}
:root[data-theme='dark'] .plan-details-toggle:hover {
  background: var(--surface-elevated);
}