/* ═══════════════════════════════════════════════════════
   导航首页 - 样式表
   设计：极简居中 + 热搜整合
   ═══════════════════════════════════════════════════════ */

/* ─── 变量 ─────────────────────────────────────────── */
:root {
  --bg: #FFFFFF;
  --card: #F7F8FA;
  --text: #1a1a1a;
  --text2: #444;
  --text3: #777;
  --border: #E8E8E8;
  --accent: #4F6BFF;
  --accent-light: #EEF1FF;
  --danger: #F53F3F;
  --success: #00B42A;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

[data-theme="dark"] {
  --bg: #1a1b1e;
  --card: #27282c;
  --text: #e4e4e7;
  --text2: #c8c8d0;
  --text3: #9898a8;
  --border: #333;
  --accent: #818CF8;
  --accent-light: rgba(129,140,248,0.15);
  --shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* ─── 基础 ─────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  font-size: 15px;
  font-weight: 600;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
input, textarea, select, button { font-family: inherit; }

/* ─── 顶部栏 ───────────────────────────────────────── */
.top-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 12px 28px;
  flex-shrink: 0;
}
.top-bar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.top-link {
  font-size: 13px;
  color: var(--text2);
  transition: color 0.15s;
}
.top-link:hover { color: var(--text); }
.top-link.accent { color: var(--accent); }

/* 天气小组件 */
.weather-widget {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text2);
}
.weather-icon { font-size: 16px; }
.weather-temp { font-weight: 600; color: var(--text); }
.weather-desc { color: var(--text2); font-size: 12px; }
.weather-city { color: var(--text2); font-size: 11px; margin-left: 2px; }
.weather-city::before { content: '·'; margin-right: 2px; }
.weather-refresh { opacity: 0.5; transition: opacity 0.15s; }
.weather-refresh:hover { opacity: 1; }

.avatar-link { display: flex; }
.avatar-img {
  width: 28px; height: 28px;
  border-radius: 50%;
  object-fit: cover;
}
.avatar-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

/* 用户菜单 */
.user-menu {
  position: fixed;
  top: 48px; right: 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  z-index: 100;
  min-width: 140px;
  overflow: hidden;
}
.user-menu a {
  display: block;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text2);
  transition: background 0.1s;
}
.user-menu a:hover { background: var(--card); }

/* ─── 主内容区 ─────────────────────────────────────── */
.main-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 24px 60px;
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}

/* ─── 标题区 ───────────────────────────────────────── */
.hero-section {
  text-align: center;
  margin-bottom: 28px;
  padding-top: 60px;
}
.hero-title {
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--text);
  line-height: 1.2;
  cursor: default;
  user-select: text;
}
.hero-hidden .hero-title {
  visibility: hidden;
}

/* ─── 搜索区 ───────────────────────────────────────── */
.search-section {
  width: 100%;
  margin-bottom: 0;
  position: relative;
}
.search-box {
  display: flex;
  background: #fff;
  border: 1.5px solid #D0D5FF;
  border-radius: 28px;
  overflow: hidden;
  transition: all 0.25s;
  box-shadow: 0 2px 12px rgba(79,107,255,0.06);
}
[data-theme="dark"] .search-box {
  background: #22232a;
  border-color: #3d3f5c;
  box-shadow: 0 2px 12px rgba(129,140,248,0.08);
}
.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 2px 20px rgba(79,107,255,0.15);
}
[data-theme="dark"] .search-box:focus-within {
  box-shadow: 0 2px 20px rgba(129,140,248,0.2);
}
.search-box input {
  flex: 1;
  border: none;
  padding: 16px 22px;
  font-size: 15px;
  outline: none;
  background: transparent;
  color: var(--text);
}
.search-box input::placeholder { color: var(--text3); }
.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text3);
  transition: color 0.15s;
}
.search-btn:hover { color: var(--accent); }

/* 搜索引擎选择 */
.engine-pills {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 12px;
  flex-wrap: wrap;
}
.engine-opt {
  padding: 6px 10px 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  cursor: grab;
  transition: all 0.15s;
  border: 1px solid var(--border);
  background: #FAFBFC;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  user-select: none;
}
.engine-opt:hover { color: var(--text); background: #F0F1F5; border-color: #D8DAE0; }
.engine-opt:hover .engine-del { opacity: 1; }
.engine-opt.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.engine-opt.active:hover { background: var(--accent); }
.engine-opt.active .engine-del { color: rgba(255,255,255,0.7); }
.engine-opt.active .engine-del:hover { color: #fff; }
.engine-opt.dragging { opacity: 0.4; cursor: grabbing; }
.engine-name { pointer-events: none; }
.engine-del {
  font-size: 14px;
  line-height: 1;
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.15s, color 0.15s;
  padding: 0 2px;
  border-radius: 50%;
  width: 16px; height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.engine-del:hover { background: rgba(0,0,0,0.1); opacity: 1 !important; }

/* 添加/替换按钮 */
.engine-action-btn {
  border: 1px dashed var(--border) !important;
  background: transparent !important;
  color: var(--accent) !important;
}
.engine-action-btn:hover {
  border-color: var(--accent) !important;
  background: var(--accent-light) !important;
}

/* 引擎选择弹窗 */
.ep-item {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: center;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text2);
}
.ep-item:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent);
}
.ep-replace { border-color: #FFB74D; }
.ep-replace:hover { border-color: #FF9800; background: #FFF3E0; color: #E65100; }
.ep-default { border-color: var(--accent); background: var(--accent-light); color: var(--accent); font-weight: 600; }

/* 搜索建议 & 历史 */
.search-suggest, .search-history {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  margin-top: 6px;
  z-index: 50;
  overflow: hidden;
}
.suggest-item, .history-item {
  padding: 10px 18px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text2);
  transition: background 0.1s;
}
.suggest-item:hover, .history-item:hover { background: var(--card); }
.history-header {
  display: flex;
  justify-content: space-between;
  padding: 8px 18px;
  font-size: 12px;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
}
.history-clear { cursor: pointer; color: var(--accent); }

/* ─── 书签（顶部链接 + 滑出面板）──────────────────── */
.bm-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ─── 热搜区 ───────────────────────────────────────── */
.hot-section {
  width: 100%;
  margin-top: clamp(48px, 8vh, 80px);
  margin-bottom: 36px;
}
.hot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding: 0 2px;
}
.hot-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
}
.hot-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hot-nav-btn {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text3);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.hot-nav-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.hot-nav-btn:disabled { opacity: 0.3; cursor: default; }
.hot-page-info {
  font-size: 11px;
  color: var(--text3);
  min-width: 40px;
  text-align: center;
}

/* 热搜列表 */
.hot-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px 20px;
}
.hot-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
}
.hot-item:hover { background: var(--card); }
.hot-item.visited .hot-title { color: var(--text3); }
.hot-item.hot-empty {
  visibility: hidden;
  pointer-events: none;
}
.hot-rank {
  width: 22px; height: 22px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  background: #EEF1FF;
  color: #4F6BFF;
  flex-shrink: 0;
}
[data-theme="dark"] .hot-rank {
  background: rgba(129,140,248,0.15);
  color: #818CF8;
}
.hot-rank.top1 { background: #FF6B6B; color: #fff; }
.hot-rank.top2 { background: #FF9F43; color: #fff; }
.hot-rank.top3 { background: #FECA57; color: #fff; }
.hot-title {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hot-tag {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 3px;
  background: #FF6B6B;
  color: #fff;
  font-weight: 600;
  flex-shrink: 0;
}

/* ─── 每日一句 ─────────────────────────────────────── */
.quote-section {
  text-align: center;
  padding: 24px 20px 8px;
  max-width: 520px;
  margin: 0 auto;
}
.quote-text {
  font-size: 14px;
  color: var(--text2);
  font-style: italic;
  line-height: 1.8;
}
.quote-author {
  display: block;
  font-size: 12px;
  color: var(--text2);
  margin-top: 6px;
  font-style: normal;
  opacity: 0.8;
}

/* 意见反馈链接 */
.feedback-link {
  margin-top: 16px;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  transition: opacity 0.15s;
  display: inline-block;
}
.feedback-link:hover { opacity: 0.7; }

/* 反馈弹窗 */
.feedback-types {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.feedback-type-btn {
  padding: 6px 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text2);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.feedback-type-btn:hover { border-color: var(--accent); color: var(--accent); }
.feedback-type-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.feedback-textarea {
  width: 100%;
  min-height: 120px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  resize: vertical;
  outline: none;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.15s;
  line-height: 1.6;
}
.feedback-textarea:focus { border-color: var(--accent); }
.feedback-textarea::placeholder { color: var(--text3); }
.feedback-contact {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  background: var(--bg);
  color: var(--text);
  margin-top: 10px;
  transition: border-color 0.15s;
}
.feedback-contact:focus { border-color: var(--accent); }
.feedback-contact::placeholder { color: var(--text3); }
.feedback-hint {
  font-size: 11px;
  color: var(--text3);
  margin-top: 6px;
}

/* ─── 页脚 ─────────────────────────────────────────── */
.site-footer {
  text-align: center;
  padding: 8px 16px 20px;
  flex-shrink: 0;
}

/* ─── 滑出面板 ─────────────────────────────────────── */
.slide-panel-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 200;
}
.slide-panel {
  position: fixed;
  top: 0; right: -420px;
  width: 400px; height: 100vh;
  background: var(--bg);
  border-left: 1px solid var(--border);
  z-index: 201;
  transition: right 0.25s ease;
  display: flex;
  flex-direction: column;
}
.slide-panel.open { right: 0; }
.slide-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.slide-panel-title { font-size: 15px; font-weight: 600; }

/* 智能排序按钮 */
.smart-sort-btn {
  font-size: 12px;
  color: var(--text3);
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: all 0.15s;
  user-select: none;
  white-space: nowrap;
}
.smart-sort-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-light);
}
.smart-sort-btn.active {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}
.smart-sort-btn.active:hover {
  background: #3d56e6;
}

.slide-panel-close {
  font-size: 20px;
  cursor: pointer;
  color: var(--text3);
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.15s;
}
.slide-panel-close:hover { background: var(--card); }
.slide-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}

/* 面板内分类 */
.sp-section { margin-bottom: 16px; }
.sp-section-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text3);
  margin-bottom: 8px;
}
.sp-section label {
  display: block;
  font-size: 12px;
  color: var(--text3);
  margin: 8px 0 4px;
}
.sp-section input[type="text"],
.sp-section input[type="url"] {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  background: var(--bg);
  color: var(--text);
}
.sp-section input:focus { border-color: var(--accent); }
.sp-cat-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 6px;
  border-radius: 6px;
  cursor: grab;
  font-size: 13px;
  transition: background 0.12s;
}
.sp-cat-item:hover { background: var(--card); }
.sp-cat-item.dragging { opacity: 0.4; cursor: grabbing; }
.sp-cat-actions {
  display: flex;
  gap: 6px;
  margin-left: auto;
  font-size: 13px;
  color: var(--text3);
}
.sp-cat-actions span { cursor: pointer; padding: 2px 4px; border-radius: 4px; }
.sp-cat-actions span:hover { background: var(--card); }
.sp-cat-actions .del:hover { color: var(--danger); }
.sp-bm-item {
  display: flex;
  align-items: center;
  padding: 6px 6px 6px 24px;
  font-size: 12px;
  color: var(--text2);
  cursor: grab;
  border-radius: 4px;
  transition: background 0.12s;
}
.sp-bm-left {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 0;
}
.sp-bm-favicon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 3px;
}
.sp-bm-favicon-default {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  opacity: 0.4;
}
.sp-bm-item:hover { background: var(--card); }
.sp-bm-item.dragging { opacity: 0.4; cursor: grabbing; }
.sp-bm-name:hover { color: var(--accent); text-decoration: underline; }
.sp-bm-actions {
  display: flex;
  gap: 6px;
  color: var(--text3);
}
.sp-bm-actions span { cursor: pointer; padding: 2px 4px; border-radius: 4px; }
.sp-bm-actions span:hover { background: var(--card); }
.sp-bm-actions .del:hover { color: var(--danger); }

  .sp-bm-search { position: relative; margin-bottom: 14px; }
  .sp-bm-search-input {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    outline: none;
    background: var(--bg);
    color: var(--text);
    box-sizing: border-box;
  }
  .sp-bm-search-input:focus { border-color: var(--accent); }
  .sp-bm-search-input { padding-right: 36px; }
  .sp-bm-search-clear {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text3);
    cursor: pointer;
    padding: 0;
    transition: background .15s, color .15s;
  }
  .sp-bm-search-clear:hover { background: var(--border); color: var(--text); }
  .sp-bm-search-clear svg { display: block; }
  .sp-bm-search-results {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 20;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    max-height: 260px;
    overflow-y: auto;
    padding: 4px;
  }
  .sp-bm-search-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 8px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    color: var(--text2);
  }
  .sp-bm-search-item:hover { background: var(--bg); }
  .sp-bm-search-item .sp-bm-name { flex: 0 0 auto; color: var(--text); }
  .sp-bm-search-item .sp-bm-url {
    flex: 1;
    min-width: 0;
    text-align: right;
    font-size: 11px;
    color: var(--text3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .sp-bm-search-empty { padding: 10px; text-align: center; font-size: 12px; color: var(--text3); }

/* 快速添加 - 自定义分类下拉 */
.qa-cat-trigger {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  background: var(--bg);
  color: var(--text2);
  transition: border-color 0.15s;
}
.qa-cat-trigger:hover { border-color: var(--accent); }
.qa-cat-dropdown {
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 10;
  max-height: 200px;
  overflow-y: auto;
  margin-top: 4px;
}
.qa-cat-option {
  padding: 8px 10px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.1s;
  color: var(--text2);
}
.qa-cat-option:hover { background: var(--card); }
.qa-cat-new { color: var(--accent); }
.qa-cat-new:hover { background: var(--accent-light); }

.sp-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
}
.sp-btn {
  padding: 6px 16px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text2);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.sp-btn:hover { border-color: var(--text3); }
.sp-btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ─── 弹窗 ─────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-box {
  background: var(--bg);
  border-radius: 14px;
  width: 400px;
  max-width: 90vw;
  max-height: 80vh;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
}
.modal-header {
  padding: 18px 20px 0;
  font-size: 16px;
  font-weight: 600;
  position: relative;
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 18px;
  color: var(--text3);
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.15s;
  line-height: 1;
}
.modal-close:hover { background: var(--card); color: var(--text); }
.modal-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
}
.modal-body label {
  display: block;
  font-size: 12px;
  color: var(--text3);
  margin: 10px 0 4px;
}
.modal-body input[type="text"],
.modal-body input[type="password"],
.modal-body input[type="email"],
.modal-body input[type="file"],
.modal-body textarea,
.modal-body select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  background: var(--bg);
  color: var(--text);
}
.modal-body input:focus, .modal-body textarea:focus, .modal-body select:focus {
  border-color: var(--accent);
}
.modal-footer {
  padding: 12px 20px 18px;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.modal-btn {
  padding: 8px 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text2);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}
.modal-btn:hover { border-color: var(--text3); }
.modal-btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.modal-btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }

/* 头像 & 背景预览 */
.avatar-preview {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.avatar-preview-img { width: 100%; height: 100%; object-fit: cover; }

/* ─── Toast ────────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}
.toast {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 13px;
  color: #fff;
  background: #333;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: toastIn 0.2s ease;
  white-space: nowrap;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.info { background: #4F6BFF; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ─── 书签空状态引导 ──────────────────────────────── */
.bm-empty {
  max-width: 360px;
  margin: 48px auto;
  padding: 40px 32px;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 16px;
  background: var(--bg);
}
.bm-empty-icon {
  width: 60px; height: 60px;
  margin: 0 auto 18px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-light);
  color: var(--accent);
}
.bm-empty-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.bm-empty-desc { font-size: 13px; color: var(--text3); line-height: 1.6; margin-bottom: 22px; }
.bm-empty-btn {
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 22px;
  border-radius: 9px;
  cursor: pointer;
  transition: opacity .15s ease;
}
.bm-empty-btn:hover { opacity: .9; }

/* ─── 倒计时提示（与站点 Toast 统一风格）────────────── */
.cd-toast {
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  color: #fff;
  background: rgba(50,50,60,.92);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: toastIn 0.2s ease;
  white-space: nowrap;
}
.cd-toast.show { opacity: 1; transform: translate(-50%, 0); }
.cd-toast.success { background: var(--success); }
.cd-toast.error { background: var(--danger); }
.cd-toast.info { background: #4F6BFF; }

/* ─── 加载 ─────────────────────────────────────────── */
.loading-sm {
  padding: 20px;
  text-align: center;
  font-size: 13px;
  color: var(--text3);
}

/* ─── 热搜骨架屏 ───────────────────────────────────── */
.hot-skeleton {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px 20px;
}
.skel-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 8px;
}
.skel-rank {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--border);
  flex-shrink: 0;
  animation: skel-pulse 1.5s ease-in-out infinite;
}
.skel-text {
  height: 13px;
  border-radius: 4px;
  background: var(--border);
  flex: 1;
  animation: skel-pulse 1.5s ease-in-out infinite;
}
.skel-text-short { max-width: 55%; }
.skel-text-long  { max-width: 75%; }
.skel-item:nth-child(2n) .skel-rank { animation-delay: 0.15s; }
.skel-item:nth-child(2n) .skel-text  { animation-delay: 0.15s; }
.skel-item:nth-child(3n) .skel-rank { animation-delay: 0.3s; }
.skel-item:nth-child(3n) .skel-text  { animation-delay: 0.3s; }

@keyframes skel-pulse {
  0%, 100% { opacity: 0.35; }
  50%      { opacity: 0.75; }
}

/* ─── 快速添加浮动按钮 ─────────────────────────────── */
.fab-add {
  position: fixed;
  right: 24px;
  bottom: 32px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(79,107,255,0.35);
  transition: transform 0.2s, box-shadow 0.2s;
  z-index: 50;
}
.fab-add:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(79,107,255,0.45);
}
.fab-add:active { transform: scale(0.95); }

/* 反馈按钮（文字版） */
.fab-feedback {
  width: auto;
  height: 44px;
  padding: 0 20px;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
}

/* 搜索框粘贴URL提示 */
.search-paste-hint {
  position: absolute;
  right: 52px;
  top: 50%;
  transform: translateY(-50%);
  padding: 4px 12px;
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: 12px;
  cursor: pointer;
  white-space: nowrap;
  z-index: 5;
  transition: all 0.15s;
  display: none;
}
.search-paste-hint:hover {
  background: var(--accent);
  color: #fff;
}
.search-paste-hint.show { display: block; }

/* ─── 小工具面板 ────────────────────────────────────── */
.tool-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--border);
}
.tool-tab {
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
  user-select: none;
}
.tool-tab:hover { color: var(--text2); }
.tool-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* 添加行 */
.tool-add-row {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.tool-add-row input {
  flex: 1;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.15s;
}
.tool-add-row input:focus { border-color: var(--accent); }
.tool-add-btn {
  padding: 9px 18px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}
.tool-add-btn:hover { background: #3d56e6; }

/* 分区标签 */
.tool-section-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 8px;
}
.tool-section-label span {
  font-weight: 400;
  opacity: 0.7;
}
.tool-section-label.done-label { opacity: 0.6; }

/* 待办列表 */
.tool-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.todo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  transition: background 0.12s;
}
.todo-item:hover { background: var(--card); }
.todo-item.done { opacity: 0.5; }
.todo-item.done .todo-title { text-decoration: line-through; }

.todo-check {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
  color: transparent;
}
.todo-check:hover { border-color: var(--accent); }
.todo-check.checked {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.todo-title {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.todo-tag {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 500;
  flex-shrink: 0;
}

.todo-del {
  font-size: 16px;
  color: var(--text3);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  opacity: 0;
  transition: all 0.12s;
  flex-shrink: 0;
}
.todo-item:hover .todo-del { opacity: 1; }
.todo-del:hover { color: var(--danger); background: rgba(245,63,63,0.08); }

/* 空状态 */
.tool-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text3);
  font-size: 13px;
}

/* 备忘录 - 卡片列表 */
.memo-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.memo-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
  background: var(--card);
  margin-bottom: 8px;
  position: relative;
}
.memo-card:hover { border-color: var(--border); background: #f0f1f5; }
[data-theme="dark"] .memo-card:hover { background: #2e2f34; }
.memo-card:active { transform: scale(0.98); }
.memo-card.dragging { opacity: 0.4; }
.memo-card.drop-above { border-top: 2px solid var(--accent); margin-top: -2px; }
.memo-card.drop-below { border-bottom: 2px solid var(--accent); margin-bottom: -2px; }
.memo-drag-handle {
  font-size: 16px;
  color: var(--text3);
  cursor: grab;
  flex-shrink: 0;
  padding: 4px 2px;
  opacity: 0;
  transition: opacity 0.15s;
  user-select: none;
  line-height: 1;
}
.memo-card:hover .memo-drag-handle { opacity: 0.5; }
.memo-drag-handle:hover { opacity: 1 !important; }
.memo-card-info { flex: 1; min-width: 0; }
.memo-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.memo-card-preview {
  font-size: 12px;
  color: var(--text3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.memo-card-meta {
  font-size: 11px;
  color: var(--text3);
  margin-top: 4px;
}
.memo-lock-icon { font-size: 14px; flex-shrink: 0; }
.memo-add-btn {
  width: 100%;
  padding: 11px;
  border: 1.5px dashed var(--border);
  border-radius: 10px;
  background: none;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  text-align: center;
  margin-top: 4px;
  transition: all 0.15s;
  font-family: inherit;
}
.memo-add-btn:hover { border-color: var(--accent); background: var(--accent-light); }

/* 备忘录 - 空状态 */
.memo-empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--text3);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.memo-empty-icon { font-size: 36px; margin-bottom: 12px; }

/* 备忘录 - 编辑器 */
.memo-editor {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 160px);
}
.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.editor-back {
  font-size: 22px;
  cursor: pointer;
  color: var(--accent);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  flex-shrink: 0;
  transition: background 0.15s;
}
.editor-back:hover { background: var(--accent-light); }
.editor-title-input {
  flex: 1;
  font-size: 16px;
  font-weight: 700;
  border: none;
  outline: none;
  color: var(--text);
  background: none;
  min-width: 0;
  font-family: inherit;
}
.editor-title-input::placeholder { color: var(--border); }
.editor-delete {
  font-size: 18px;
  cursor: pointer;
  color: var(--danger);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  flex-shrink: 0;
  transition: background 0.15s;
}
.editor-delete:hover { background: rgba(245,63,63,0.08); }
.editor-content {
  flex: 1;
  padding: 12px 0;
  min-height: 0;
}
.editor-textarea {
  width: 100%;
  height: 100%;
  border: none;
  outline: none;
  font-size: 14px;
  color: var(--text);
  resize: none;
  background: none;
  line-height: 1.7;
  font-family: inherit;
}
.editor-textarea::placeholder { color: var(--border); }
.editor-footer {
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.editor-status { font-size: 12px; color: var(--text3); }
.editor-status.saving { color: var(--accent); }

/* 验证开关 */
.verify-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text2);
  cursor: pointer;
  user-select: none;
}
.verify-toggle-track {
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: var(--border);
  position: relative;
  transition: background 0.2s;
  flex-shrink: 0;
}
.verify-toggle-track.on { background: var(--accent); }
.verify-toggle-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.verify-toggle-track.on .verify-toggle-thumb { transform: translateX(18px); }

/* 验证码输入框 */
.memo-code-input {
  width: 42px;
  height: 48px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  font-family: inherit;
}
.memo-code-input:focus { border-color: var(--accent); background: var(--bg); }

/* ─── 响应式 ───────────────────────────────────────── */
@media (max-width: 600px) {
  /* 顶部栏 */
  .top-bar { padding: 10px 14px; }
  .top-bar-right { gap: 10px; }
  .top-link { font-size: 12px; }
  .weather-desc { display: none; }

  /* 标题 */
  .hero-title { font-size: 28px; }
  .hero-section { padding-top: 36px; margin-bottom: 20px; }

  /* 搜索框 */
  .search-box input { padding: 13px 14px; font-size: 14px; }

  /* 引擎pills */
  .engine-pills { gap: 5px; }
  .engine-opt { padding: 5px 10px 5px 12px; font-size: 12px; }

  /* 主内容区 */
  .main-wrap { padding: 0 14px 32px; }

  /* 热搜 - 手机端单列 */
  .hot-list { grid-template-columns: 1fr; gap: 0; }
  .hot-item { padding: 9px 6px; }
  .hot-title { font-size: 13px; }
  .hot-label { font-size: 12px; }

  /* 滑出面板 */
  .slide-panel { width: 100%; right: -100%; }

  /* 浮动按钮 */
  .fab-add { right: 14px; bottom: 16px; width: 44px; height: 44px; }
  .fab-feedback { height: 38px; padding: 0 16px; font-size: 13px; }
  .ai-fab { right: 14px; bottom: 72px; width: 44px; height: 44px; }

  /* 搜索粘贴提示 */
  .search-paste-hint { right: 44px; font-size: 11px; padding: 3px 8px; }

  /* 每日一句 - 居中 */
  .quote-section { padding: 20px 14px 4px; text-align: center; }
  .quote-text { font-size: 13px; }
  .quote-author { display: block; text-align: center; }
}

/* ==================================================================
   Notification feature styles
   ================================================================== */

/* Status badges */
.notif-channel { display:inline-flex; align-items:center; gap:4px; padding:2px 8px; border-radius:10px; font-size:10px; font-weight:600; letter-spacing:0.3px; }
.notif-channel.web   { background:var(--accent-light); color:var(--accent); }
.notif-channel.email { background:#FFF3E0; color:#E65100; }
[data-theme="dark"] .notif-channel.email { background:rgba(230,81,0,0.15); }
.notif-status { display:inline-block; padding:1px 6px; border-radius:6px; font-size:10px; font-weight:500; }
.notif-status.pending  { background:var(--accent-light); color:var(--accent); }
.notif-status.fired    { background:#FFF3E0; color:#E65100; }
.notif-status.dismissed{ background:#E8F5E9; color:var(--success); }
.notif-status.missed   { background:#FFEBEE; color:var(--danger); }

/* List items */
.notif-item { display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:8px; transition:background .12s; position:relative; }
.notif-item:hover { background:var(--card); }
.notif-item-icon { width:28px; height:28px; border-radius:50%; background:var(--accent-light); display:flex; align-items:center; justify-content:center; font-size:14px; flex-shrink:0; }
.notif-item-body { flex:1; min-width:0; }
.notif-item-title { font-size:13px; font-weight:500; color:var(--text); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.notif-item-meta { font-size:11px; color:var(--text3); margin-top:2px; display:flex; gap:8px; flex-wrap:wrap; align-items:center; }
.notif-item-countdown { color:var(--accent); font-weight:600; font-variant-numeric:tabular-nums; }
.notif-item-countdown.expired { color:#E65100; }
.notif-item-actions { display:flex; gap:4px; flex-shrink:0; opacity:0; transition:opacity .12s; }
.notif-item:hover .notif-item-actions { opacity:1; }
.notif-icon-btn { font-size:14px; color:var(--text3); cursor:pointer; padding:4px 6px; border-radius:4px; line-height:1; border:none; background:transparent; }
.notif-icon-btn:hover { color:var(--accent); background:var(--accent-light); }
.notif-icon-btn.danger:hover { color:var(--danger); background:rgba(245,63,63,0.08); }
.notif-empty { text-align:center; padding:32px 20px; color:var(--text3); font-size:13px; }
.notif-permission-hint { font-size:11px; color:var(--text3); margin-bottom:12px; padding:6px 10px; background:var(--card); border-radius:6px; }
.notif-permission-hint a { color:var(--accent); cursor:pointer; }

/* Bottom-left toaster card */
.notif-toaster { position:fixed; left:16px; bottom:16px; width:300px; max-width:calc(100vw - 32px); background:var(--card); border:1px solid var(--border); border-radius:12px; padding:14px; z-index:90; display:flex; flex-direction:column; gap:8px; box-shadow:0 8px 32px rgba(0,0,0,0.12); animation:notifSlideIn .25s ease; }
@keyframes notifSlideIn { from { transform:translateX(-110%); opacity:0; } to { transform:translateX(0); opacity:1; } }
.notif-toaster-header { display:flex; align-items:center; gap:8px; font-weight:600; font-size:14px; }
.notif-toaster-title { flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.notif-toaster-meta { font-size:11px; color:var(--text3); }
.notif-toaster-delay { color:#E65100; font-size:11px; padding:4px 8px; background:#FFF3E0; border-radius:6px; display:inline-block; }
[data-theme="dark"] .notif-toaster-delay { background:rgba(230,81,0,0.15); }
.notif-toaster-desc { font-size:12px; color:var(--text2); line-height:1.5; max-height:80px; overflow-y:auto; word-break:break-word; }
.notif-toaster-snooze { display:flex; gap:4px; flex-wrap:wrap; align-items:center; }
.notif-toaster-snooze button { padding:4px 8px; font-size:11px; border:1px solid var(--border); background:var(--bg); border-radius:6px; cursor:pointer; color:var(--text2); }
.notif-toaster-snooze button:hover { border-color:var(--accent); color:var(--accent); }
.notif-toaster-custom { display:flex; gap:4px; align-items:center; margin-top:4px; }
.notif-toaster-custom input[type=datetime-local] { flex:1; font-size:11px; padding:4px 6px; border:1px solid var(--border); border-radius:6px; background:var(--bg); color:var(--text); }
.notif-toaster-actions { display:flex; gap:6px; margin-top:4px; }
.notif-toaster-btn { flex:1; padding:8px 12px; border-radius:8px; border:1px solid var(--border); background:var(--bg); color:var(--text2); font-size:12px; cursor:pointer; transition:all .15s; }
.notif-toaster-btn:hover { background:var(--accent-light); color:var(--accent); border-color:var(--accent); }
.notif-toaster-btn.primary { background:var(--accent); color:#fff; border-color:var(--accent); }
.notif-toaster-btn.primary:hover { background:#3B5BEE; }

@media (max-width:374px) { .notif-toaster { width:calc(100vw - 24px); left:12px; bottom:12px; } .notif-toaster-snooze button { font-size:10px; padding:3px 6px; } }

/* 超小屏幕（320-374px） */
@media (max-width: 374px) {
  .hero-title { font-size: 24px; }
  .engine-opt { font-size: 11px; padding: 4px 8px 4px 10px; }
}


/* ─── 快捷书签栏 ─────────────────────────────────── */
.quick-bar-wrap{
  width:100%;
  height:36px;
  border-bottom:1px solid var(--border);
  background:var(--card);
  padding:0 24px;
  overflow:hidden;
  display:flex;
  align-items:center;
  position:relative;
}
.quick-bar{
  display:flex;
  align-items:center;
  gap:2px;
  padding:0;
  white-space:nowrap;
  height:100%;
  overflow:hidden;
  flex:1;
  min-width:0;
}
.qb-item{flex-shrink:0}
.qb-more{flex-shrink:0;margin-left:2px}
.qb-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:6px;
  font-size:12px;
  color:var(--text2,#555);
  text-decoration:none;
  cursor:pointer;
  transition:background .15s;
  flex-shrink:0;
  user-select:none;
  -webkit-user-select:none;
  font-weight:400;
}
.qb-item:hover{background:#e4e8ee}
.qb-item.dragging{opacity:.4}
.qb-fav{width:16px;height:16px;border-radius:3px;flex-shrink:0}
.qb-fav-def{
  width:16px;height:16px;border-radius:3px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:#e8ecf0;font-size:10px;color:#555;
}
.qb-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qb-more{
  color:var(--text3);
  font-size:15px;
  font-weight:700;
  padding:5px 8px;
}
.qb-more:hover{color:var(--accent)}

/* 所有书签箭头 */
.bm-arrow{font-size:10px;margin-left:2px;opacity:.6}

/* ─── 右键菜单 ───────────────────────────────────── */
.ctx-menu{
  position:fixed;
  z-index:9999;
  background:var(--card,#fff);
  border:1px solid var(--border,#e5e6eb);
  border-radius:10px;
  box-shadow:0 6px 24px rgba(0,0,0,.12);
  padding:5px 0;
  min-width:160px;
}
.ctx-item{
  padding:9px 16px;
  font-size:13px;
  color:var(--text,#333);
  cursor:pointer;
  transition:background .12s;
}
.ctx-item:hover{background:var(--hover,#f5f6f7)}
.ctx-item.danger{color:#F53F3F}
.ctx-item.danger:hover{background:#fff1f0}
.ctx-sep{height:1px;background:var(--border,#e5e6eb);margin:4px 12px}

/* ─── 书签面板固定按钮 ───────────────────────────── */
.sp-bm-actions .pinned{opacity:1;filter:none}
.sp-bm-actions span[title*="固定"]{opacity:.45;transition:opacity .15s}
.sp-bm-actions span[title*="固定"]:hover{opacity:1}
.sp-bm-actions .pinned[title*="取消"]{opacity:1}

/* 暗色主题适配 */
[data-theme="dark"] .quick-bar-wrap{background:var(--card);border-bottom-color:var(--border)}
[data-theme="dark"] .qb-item:hover{background:rgba(255,255,255,.12)}
[data-theme="dark"] .ctx-menu{background:#2a2a2e;border-color:#3a3a3e;box-shadow:0 6px 24px rgba(0,0,0,.4)}
[data-theme="dark"] .ctx-item:hover{background:rgba(255,255,255,.06)}
[data-theme="dark"] .ctx-item.danger:hover{background:rgba(245,63,63,.1)}
[data-theme="dark"] .qb-fav-def{background:#3a3a3e;color:#aaa}


/* ─── 快捷栏下拉面板 ─────────────────────────── */
.qb-dropdown{
  position:fixed;
  z-index:9998;
  background:var(--card,#fff);
  border:1px solid var(--border,#e5e6eb);
  border-radius:10px;
  box-shadow:0 8px 32px rgba(0,0,0,.14);
  padding:8px 0;
  min-width:260px;
  max-width:320px;
  max-height:70vh;
  overflow-y:auto;
}
.qb-dd-group{margin-bottom:4px}
.qb-dd-cat{
  padding:6px 16px 4px;
  font-size:11px;
  font-weight:600;
  color:var(--text3,#999);
}
.qb-dd-item{
  display:flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  font-size:12px;
  font-weight:400;
  color:var(--text2,#555);
  text-decoration:none;
  cursor:pointer;
  transition:background .12s;
}
.qb-dd-item:hover{background:#e4e8ee}
.qb-dd-fav{width:16px;height:16px;border-radius:3px;flex-shrink:0}
.qb-dd-fav-def{
  width:16px;height:16px;border-radius:3px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:#e8ecf0;font-size:10px;color:#555;
}
.qb-dd-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
[data-theme="dark"] .qb-dropdown{background:#2a2a2e;border-color:#3a3a3e;box-shadow:0 8px 32px rgba(0,0,0,.5)}
[data-theme="dark"] .qb-dd-item:hover{background:rgba(255,255,255,.12)}
[data-theme="dark"] .qb-dd-fav-def{background:#3a3a3e;color:#aaa}


/* ─── 快捷栏收起/展开 ─────────────────────────── */
.qb-toggle{
  width:18px;
  height:18px;
  flex-shrink:0;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-right:6px;
  border-radius:4px;
  transition:background .15s;
}
.qb-toggle:hover{background:var(--hover,#f0f2f5)}
.qb-toggle::before{
  content:"";
  width:0;height:0;
  border-left:5px solid var(--text3,#999);
  border-top:4px solid transparent;
  border-bottom:4px solid transparent;
  transition:transform .2s;
}
.quick-bar-wrap.collapsed .qb-toggle::before{
  transform:rotate(0deg);
}
.quick-bar-wrap:not(.collapsed) .qb-toggle::before{
  transform:rotate(90deg);
}
.quick-bar-wrap.collapsed{
  height:0;
  padding:0 24px;
  border-bottom:none;
  overflow:hidden;
}
.quick-bar-wrap.collapsed .quick-bar,
.quick-bar-wrap.collapsed .qb-more,
.quick-bar-wrap.collapsed .qb-toggle{
  display:none;
}
/* 收起后的悬浮小把手 */
.qb-expand-handle{
  position:fixed;
  top:0;
  left:12px;
  z-index:999;
  width:28px;
  height:14px;
  background:var(--card,#fff);
  border:1px solid var(--border,#e5e6eb);
  border-top:none;
  border-radius:0 0 6px 6px;
  cursor:pointer;
  display:none;
  align-items:center;
  justify-content:center;
  box-shadow:0 2px 6px rgba(0,0,0,.06);
}
.qb-expand-handle::before{
  content:"";
  width:0;height:0;
  border-left:4px solid transparent;
  border-right:4px solid transparent;
  border-top:5px solid var(--text3,#999);
}
.qb-expand-handle:hover{background:var(--hover,#f5f6f7)}
.quick-bar-wrap.collapsed ~ .qb-expand-handle,
body.qb-collapsed .qb-expand-handle{display:flex}
[data-theme="dark"] .qb-toggle:hover{background:rgba(255,255,255,.08)}

.qb-dd-empty{padding:16px;font-size:13px;color:var(--text3,#999);text-align:center}

/* ─── AI 浮层组件 ─────────────────────────────── */
.ai-fab{
  position:fixed;right:22px;bottom:100px;z-index:1200;
  width:52px;height:52px;border-radius:50%;
  border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;
  font-size:20px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 6px 20px rgba(99,102,241,.4);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:transform .15s ease, box-shadow .15s ease;
}
.ai-fab:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(99,102,241,.5)}
.ai-overlay{
  position:fixed;inset:0;z-index:1300;
  background:rgba(0,0,0,.45);
  display:flex;align-items:center;justify-content:center;
  padding:16px;
}
.ai-modal{
  position:relative;
  width:min(680px,94vw);height:min(78vh,720px);
  background:var(--card,#F7F8FA);color:var(--text,#1a1a1a);
  border-radius:14px;box-shadow:0 12px 48px rgba(0,0,0,.28);
  display:flex;flex-direction:column;overflow:hidden;
}
.ai-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--border,#E8E8E8);
}
.ai-title{font-weight:600;font-size:15px}
.ai-head-right{display:flex;align-items:center;gap:10px}
.ai-model{
  background:var(--bg,#fff);color:var(--text,#1a1a1a);
  border:1px solid var(--border,#E8E8E8);border-radius:8px;
  padding:5px 8px;font-size:13px;max-width:180px;
}
.ai-think{font-size:12px;color:var(--text3,#777);display:flex;align-items:center;gap:4px;cursor:pointer}
.ai-close{
  border:none;background:transparent;color:var(--text3,#777);
  font-size:22px;line-height:1;cursor:pointer;padding:0 4px;
}
.ai-close:hover{color:var(--text,#1a1a1a)}
.ai-msgs{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.ai-row{display:flex;flex-direction:column;align-items:flex-start}
.ai-row-user{align-items:flex-end}
.ai-bubble{
  max-width:82%;padding:10px 13px;border-radius:12px;font-size:14px;line-height:1.6;
  white-space:pre-wrap;word-break:break-word;
  background:var(--accent-light,#EEF1FF);color:var(--text,#1a1a1a);
}
.ai-row-user .ai-bubble{background:var(--accent,#4F6BFF);color:#fff}
.ai-row-ai .ai-bubble{background:var(--bg,#fff);border:1px solid var(--border,#E8E8E8)}
.ai-thinking{
  max-width:82%;font-size:12px;color:var(--text3,#777);
  background:rgba(0,0,0,.04);border-radius:10px;padding:6px 10px;margin-bottom:6px;
  white-space:pre-wrap;word-break:break-word;
}
.ai-send.ai-stop:hover{filter:brightness(1.05)}
@keyframes aiPulse{0%,100%{opacity:1}50%{opacity:.78}}

/* 输入区：textarea + 底栏（字数+发送） */
.ai-input{display:flex;flex-direction:column;gap:6px;padding:10px 16px 12px;border-top:1px solid var(--border,#E8E8E8)}
.ai-input textarea{
  border:1px solid var(--border,#E8E8E8);border-radius:10px;
  padding:9px 11px;font-size:14px;font-family:var(--font);background:var(--bg,#fff);color:var(--text,#1a1a1a);
  max-height:120px;resize:none;width:100%;box-sizing:border-box;
}
.ai-input textarea:focus{outline:none;border-color:var(--accent,#4F6BFF)}
.ai-input-foot{display:flex;align-items:center;justify-content:space-between;gap:8px}
.ai-text-count{font-size:11px;color:var(--text3,#999);font-variant-numeric:tabular-nums}
.ai-text-count.over{color:#ef4444;font-weight:500}
.ai-input-foot .ai-send{padding:6px 18px}
.ai-send{
  border:none;background:var(--accent,#4F6BFF);color:#fff;border-radius:10px;
  padding:6px 18px;font-size:14px;cursor:pointer;font-weight:500;
}
.ai-send:hover{filter:brightness(1.05)}
.ai-send.ai-stop{background:linear-gradient(135deg,#f87171,#ef4444);animation:aiPulse 1.2s ease-in-out infinite}
.ai-send.ai-stop:hover{filter:brightness(1.05)}
@keyframes aiPulse{0%,100%{opacity:1}50%{opacity:.78}}

/* header：上下文已用显示 + 模型标星按钮 */
.ai-head-left{display:flex;align-items:center;gap:10px}
.ai-ctx-used{
  font-size:11px;color:var(--text3,#777);
  padding:3px 8px;border-radius:10px;background:var(--card-bg,#F5F7FB);
  border:1px solid transparent;
}
.ai-ctx-used:hover{border-color:var(--border,#E8E8E8)}
.ai-pin{
  background:transparent;border:none;color:var(--text3,#aaa);font-size:18px;line-height:1;cursor:pointer;
  padding:0 4px;border-radius:6px;
}
.ai-pin:hover{color:#f59e0b;background:rgba(245,158,11,.08)}
.ai-pin.pinned{color:#f59e0b}
.ai-pin.pinned:hover{color:#d97706}

/* AI 助手气泡下方的 meta 行（耗时/tps/工具按钮） */
.ai-meta{
  max-width:84%;align-self:flex-start;display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-top:4px;padding:0 4px;
}
.ai-meta-text{font-size:11px;color:var(--text3,#999);font-variant-numeric:tabular-nums;letter-spacing:.2px}
.ai-meta-text.slow-yellow{color:#d97706}
.ai-meta-text.slow-yellow::before{content:'⚠ ';font-size:10px}
.ai-meta-text.slow-red{color:#dc2626;font-weight:500}
.ai-meta-text.slow-red::before{content:'🐢 ';font-size:10px}
.ai-meta-tools{display:inline-flex;gap:6px;align-items:center}
.ai-tool-btn{
  border:1px solid var(--border,#E8E8E8);background:var(--bg,#fff);
  color:var(--text2,#666);font-size:11px;padding:3px 9px;
  border-radius:11px;cursor:pointer;transition:all .15s ease;
  line-height:1.4;
}
.ai-tool-btn:hover{border-color:#8b5cf6;color:#6d5ae0;background:#F5F3FF}
.ai-tool-btn:disabled{opacity:.5;cursor:not-allowed}
.ai-sel-chip{
  z-index:1250;background:var(--accent,#4F6BFF);color:#fff;border:none;
  border-radius:14px;padding:5px 12px;font-size:12px;cursor:pointer;
  box-shadow:0 4px 12px rgba(79,107,255,.35);
}
/* 回滚查看时「一键回到底部」悬浮按钮 */
.ai-scroll-down{
  position:absolute;right:18px;bottom:84px;z-index:1210;
  display:none;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;
  box-shadow:0 4px 14px rgba(99,102,241,.45);
  transition:transform .15s ease, box-shadow .15s ease, opacity .2s ease;
  opacity:.92;
}
.ai-scroll-down:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(99,102,241,.55);opacity:1}

/* AI 创建操作后的撤销按钮 */
.ai-undo-btn{
  margin-top:6px;align-self:flex-start;
  border:1px solid var(--border,#E8E8E8);background:var(--bg,#fff);
  color:var(--text2,#666);font-size:12px;padding:5px 12px;
  border-radius:14px;cursor:pointer;transition:all .15s ease;
}
.ai-undo-btn:hover:not(:disabled){border-color:#EF4444;color:#EF4444;background:#FEF2F2}
.ai-undo-btn:disabled{cursor:default;opacity:.7}

/* header token 用量徽章 */
.ai-head-left{display:flex;align-items:center;gap:10px;min-width:0}
.ai-usage{
  display:inline-flex;align-items:center;gap:5px;
  border:1px solid var(--border,#E8E8E8);border-radius:14px;
  background:var(--bg,#fff);color:var(--text2,#555);
  font-size:12px;padding:3px 10px;cursor:pointer;
  transition:all .15s ease;white-space:nowrap;
}
.ai-usage:hover{border-color:#8b5cf6;color:#6d5ae0;background:#F5F3FF}
.ai-usage svg{flex:none}

/* 新会话按钮 */
.ai-new-chat{
  border:1px solid var(--border,#E8E8E8);background:var(--bg,#fff);
  color:var(--text2,#555);font-size:12px;padding:4px 10px;border-radius:8px;
  cursor:pointer;transition:all .15s ease;white-space:nowrap;
}
.ai-new-chat:hover{border-color:#8b5cf6;color:#6d5ae0;background:#F5F3FF}

/* 新会话分隔线（老对话保留在上方） */
.ai-chat-divider{
  display:flex;align-items:center;gap:10px;
  color:var(--text3,#999);font-size:12px;
  margin:14px 0 6px;user-select:none;
}
.ai-chat-divider::before,.ai-chat-divider::after{
  content:'';flex:1;height:1px;background:var(--border,#E8E8E8);
}

/* token 统计卡片 */
.ai-usage-overlay{
  position:fixed;inset:0;z-index:1350;
  background:rgba(0,0,0,.45);
  display:flex;align-items:center;justify-content:center;
  padding:16px;
}
.ai-usage-card{
  width:min(560px,94vw);max-height:86vh;overflow:auto;
  background:var(--card,#F7F8FA);border-radius:16px;
  box-shadow:0 16px 56px rgba(0,0,0,.3);
  animation:aiUsageIn .18s ease;
}
@keyframes aiUsageIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
.ai-usage-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-bottom:1px solid var(--border,#E8E8E8);
}
.ai-usage-hd-title{font-weight:600;font-size:15px}
.ai-usage-close{
  border:none;background:transparent;color:var(--text3,#777);
  font-size:22px;line-height:1;cursor:pointer;padding:0 4px;
}
.ai-usage-close:hover{color:var(--text,#1a1a1a)}
.ai-usage-hero{
  display:flex;gap:12px;padding:16px 18px;
}
.ai-usage-hero-item{
  flex:1;border-radius:12px;padding:14px 16px;color:#fff;
  background:linear-gradient(135deg,#6366f1,#8b5cf6);
  box-shadow:0 6px 18px rgba(99,102,241,.35);
}
.ai-usage-hero-label{font-size:12px;opacity:.85;margin-bottom:4px}
.ai-usage-hero-num{font-size:24px;font-weight:700;line-height:1.2}
.ai-usage-hero-num small{font-size:13px;font-weight:500;opacity:.8}
.ai-usage-bar{
  height:6px;border-radius:3px;background:rgba(255,255,255,.28);
  margin-top:10px;overflow:hidden;
}
.ai-usage-bar i{display:block;height:100%;border-radius:3px;background:#fff;transition:width .3s ease}
.ai-usage-bar.warn i{background:#FDE047}
.ai-usage-bar.danger i{background:#FB7185}
.ai-usage-pct{font-size:11px;opacity:.85;margin-top:4px;text-align:right}
.ai-usage-section{padding:6px 18px 16px}
.ai-usage-sec-title{font-size:13px;font-weight:600;color:var(--text,#1a1a1a);margin:10px 0 8px}
.ai-usage-chart{background:var(--bg,#fff);border:1px solid var(--border,#E8E8E8);border-radius:10px;padding:10px 8px 4px}
.ai-usage-model{display:flex;align-items:center;gap:10px;padding:6px 0;font-size:12px}
.ai-usage-model .m-name{
  width:140px;flex:none;overflow:hidden;text-overflow:ellipsis;
  white-space:nowrap;color:var(--text,#1a1a1a);
}
.ai-usage-model .m-bar{flex:1;height:6px;border-radius:3px;background:var(--border,#E8E8E8);overflow:hidden}
.ai-usage-model .m-bar i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,#6366f1,#8b5cf6)}
.ai-usage-model .m-val{flex:none;color:var(--text3,#777);min-width:96px;text-align:right}
.ai-usage-empty{font-size:13px;color:var(--text3,#777);padding:8px 0}
.ai-usage-loading{padding:40px 20px;text-align:center;font-size:14px;color:var(--text3,#777)}
.ai-sel-chip:hover{filter:brightness(1.08)}