/* ============ 设计变量 / 主题 ============ */
:root {
  --primary: #5b6cff;
  --primary-2: #8a5cff;
  --primary-grad: linear-gradient(135deg, #5b6cff 0%, #8a5cff 100%);
  --bg: #f4f6fb;
  --bg-2: #eef1f8;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-solid: #ffffff;
  --surface-2: #f7f9fe;
  --text: #1b1f2a;
  --text-2: #5b6270;
  --text-3: #9aa1b1;
  --border: rgba(20, 30, 60, 0.08);
  --border-strong: rgba(20, 30, 60, 0.14);
  --shadow-sm: 0 2px 8px rgba(20, 30, 60, 0.06);
  --shadow-md: 0 8px 28px rgba(20, 30, 60, 0.10);
  --shadow-lg: 0 18px 50px rgba(20, 30, 60, 0.16);
  --radius: 16px;
  --radius-sm: 10px;
  --glow-1: rgba(91, 108, 255, 0.35);
  --glow-2: rgba(138, 92, 255, 0.30);
  /* —— 后台组件（admin.css）—— */
  --primary-light: #eef0ff;
  --primary-dark: #4a57e0;
  --accent: #8a5cff;
  --danger: #e74c3c;
  --danger-light: #fee;
  --success: #16a34a;
  --card-bg: #ffffff;
  --card-bg-2: #f7f9fe;
  --text-secondary: #5b6270;
  --border-soft: rgba(20, 30, 60, 0.06);
  --shadow: 0 8px 28px rgba(20, 30, 60, 0.10);
  --shadow-card: 0 2px 8px rgba(20, 30, 60, 0.06);
  --shadow-hover: 0 18px 50px rgba(20, 30, 60, 0.16);
  --radius-lg: 20px;
  --transition: all 0.25s ease;
}

[data-theme="dark"] {
  --bg: #0e1118;
  --bg-2: #141925;
  --surface: rgba(28, 34, 48, 0.78);
  --surface-solid: #1a2030;
  --surface-2: #161c29;
  --text: #e8ecf5;
  --text-2: #a5adbf;
  --text-3: #6b7385;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.55);
  --glow-1: rgba(91, 108, 255, 0.45);
  --glow-2: rgba(138, 92, 255, 0.40);
  /* —— 后台组件（admin.css）—— */
  --primary-light: #232b4d;
  --primary-dark: #7b8cff;
  --accent: #a98bff;
  --danger: #ff6b6b;
  --danger-light: #3a1c1c;
  --success: #34d399;
  --card-bg: #1a2030;
  --card-bg-2: #161c29;
  --text-secondary: #a5adbf;
  --border-soft: rgba(255, 255, 255, 0.06);
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 18px 50px rgba(0, 0, 0, 0.55);
  --radius-lg: 20px;
  --transition: all 0.25s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background 0.4s ease, color 0.4s ease;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ============ 顶部栏 ============ */
.topbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 24px;
  background: var(--surface);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.brand-logo {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--primary-grad); color: #fff;
  display: grid; place-items: center; font-weight: 800; font-size: 18px;
  box-shadow: 0 4px 14px var(--glow-1);
}
.brand-text { letter-spacing: 0.5px; }
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface-2); color: var(--text-2); cursor: pointer;
  display: grid; place-items: center; transition: all 0.2s;
}
.icon-btn:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* ============ Hero ============ */
.hero {
  position: relative; overflow: hidden;
  padding: 70px 20px 56px; text-align: center;
  background: radial-gradient(120% 120% at 50% 0%, var(--bg-2) 0%, var(--bg) 60%);
}
.hero-glow {
  position: absolute; top: -160px; left: 50%; transform: translateX(-50%);
  width: 720px; height: 420px; pointer-events: none;
  background: radial-gradient(closest-side, var(--glow-1), transparent 70%),
              radial-gradient(closest-side, var(--glow-2), transparent 70%);
  background-position: 30% 50%, 70% 50%; background-repeat: no-repeat;
  background-size: 380px 380px, 420px 420px;
  filter: blur(20px); opacity: 0.8; animation: floatGlow 14s ease-in-out infinite;
}
@keyframes floatGlow {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(24px); }
}
.hero-inner { position: relative; max-width: 760px; margin: 0 auto; }
.hero-title {
  font-size: 40px; font-weight: 800; letter-spacing: 1px;
  background: var(--primary-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-sub { color: var(--text-2); margin-top: 10px; font-size: 16px; }

.search-box {
  margin: 32px auto 0; max-width: 680px; text-align: left;
  background: var(--surface-solid); border: 1px solid var(--border);
  border-radius: 24px; padding: 14px; box-shadow: var(--shadow-md);
  transition: box-shadow .25s, border-color .25s;
}
.search-box:focus-within { border-color: var(--primary); box-shadow: 0 12px 38px var(--glow-1); }
.search-engine-tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.engine-tab {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 999px; font-size: 13px; cursor: pointer;
  border: 1px solid var(--border); color: var(--text-2); background: var(--surface-2);
  transition: all 0.2s;
}
.engine-tab:hover { color: var(--primary); border-color: var(--primary); }
.engine-tab.active { background: var(--primary-grad); color: #fff; border-color: transparent; box-shadow: 0 4px 12px var(--glow-1); }
.search-input-wrap {
  position: relative; display: flex; align-items: center; gap: 6px;
  background: var(--surface-2); border: 1.5px solid var(--border); border-radius: 14px;
  padding: 5px 6px 5px 8px; transition: border-color .2s, box-shadow .2s;
}
.search-input-wrap:focus-within { border-color: var(--primary); box-shadow: 0 0 0 4px var(--glow-1); }
.search-icon { display: block; flex: 0 0 auto; color: var(--text-3); transition: color .2s; }
.search-input-wrap:focus-within .search-icon { color: var(--primary); }
#searchInput {
  flex: 1; width: 100%; border: none; outline: none; background: transparent;
  font-size: 17px; color: var(--text); padding: 12px 6px;
}
#searchInput::placeholder { color: var(--text-3); }
.search-btn {
  flex: 0 0 auto; margin-left: 2px; padding: 0 24px; height: 46px; border: none; border-radius: 12px;
  background: var(--primary-grad); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
  box-shadow: 0 6px 16px var(--glow-1); transition: transform 0.15s, box-shadow .2s;
}
.search-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px var(--glow-1); }
.search-btn:active { transform: translateY(0); }
.search-suggest {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 30;
  background: var(--surface-solid); border: 1px solid var(--border); border-radius: 16px;
  box-shadow: var(--shadow-lg); overflow: hidden; display: none;
}
.search-suggest::before {
  content: ''; position: absolute; top: 0; left: 16px; right: 16px; height: 3px;
  background: var(--primary-grad); border-radius: 0 0 4px 4px; opacity: .9;
}
.suggest-item { display: flex; align-items: center; gap: 10px; padding: 11px 16px; cursor: pointer; border-bottom: 1px solid var(--border); }
.suggest-item:last-child { border-bottom: none; }
.suggest-item:hover, .suggest-item.active { background: var(--surface-2); }
.suggest-item img { width: 20px; height: 20px; border-radius: 5px; }
.suggest-item .s-name { font-weight: 600; color: var(--text); }
.suggest-item .s-url { color: var(--text-3); font-size: 12px; margin-left: auto; }
.search-actions { display: flex; align-items: center; gap: 12px; margin-top: 10px; }
.ghost-btn {
  padding: 8px 16px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--surface-2); color: var(--text-2); cursor: pointer; font-size: 14px; transition: all 0.2s;
}
.ghost-btn:hover { color: var(--primary); border-color: var(--primary); }
.search-hint { color: var(--text-3); font-size: 12px; }

/* ============ 分类导航 ============ */
.cat-nav {
  position: sticky; top: 65px; z-index: 90;
  background: var(--surface); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border); padding: 10px 16px;
}
.cat-nav-inner { display: flex; gap: 8px; overflow-x: auto; max-width: 1200px; margin: 0 auto; scrollbar-width: thin; }
.cat-nav-inner::-webkit-scrollbar { height: 6px; }
.cat-nav-inner::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
.cat-pill {
  flex: 0 0 auto; padding: 7px 14px; border-radius: 999px; font-size: 14px; cursor: pointer;
  border: 1px solid var(--border); color: var(--text-2); background: var(--surface-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 140px;
  transition: all 0.2s; display: inline-flex; align-items: center; gap: 4px; line-height: 1.2;
}
.cat-pill:hover { color: var(--primary); border-color: var(--primary); max-width: none; }
.cat-pill.active { background: var(--primary-grad); color: #fff; border-color: transparent; box-shadow: 0 4px 12px var(--glow-1); }
.cat-pill-import { background: rgba(255,193,7,0.08); border-color: rgba(255,193,7,0.35); }
.cat-pill-import.active { background: var(--primary-grad); }
.cat-pill-badge { font-size: 11px; opacity: 0.85; }

/* ============ 标签筛选 ============ */
.tag-filter {
  max-width: 1200px; margin: 16px auto 0; padding: 10px 16px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.tag-filter-label { color: var(--text-2); font-size: 14px; font-weight: 600; }
.tag-list { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; }
.tag-chip {
  padding: 4px 12px; border-radius: 999px; font-size: 13px; cursor: pointer;
  border: 1px solid var(--border); color: var(--text-2); background: var(--surface-2); transition: all 0.2s;
}
.tag-chip:hover { color: var(--primary); border-color: var(--primary); }
.tag-chip.active { background: var(--primary-grad); color: #fff; border-color: transparent; }
.tag-clear { padding: 4px 12px; border-radius: 999px; font-size: 13px; border: none; background: transparent; color: var(--text-3); cursor: pointer; }
.tag-clear:hover { color: var(--primary); }

/* ============ 容器 ============ */
.container { max-width: 1200px; margin: 0 auto; padding: 24px 16px 60px; }

/* Banner */
.banner-section { margin-bottom: 28px; }
.banner-carousel { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.banner-slide { display: none; position: relative; min-height: 180px; align-items: center; }
.banner-slide.active { display: flex; }
.banner-slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.banner-slide .banner-mask { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,0.55), rgba(0,0,0,0.1)); }
.banner-slide .banner-content { position: relative; padding: 28px 36px; color: #fff; z-index: 2; }
.banner-slide .banner-content h3 { font-size: 22px; margin-bottom: 6px; }
.banner-slide .banner-content p { opacity: 0.9; font-size: 14px; }
.banner-slide .banner-link { display: inline-block; margin-top: 12px; padding: 8px 18px; border-radius: 10px; background: #fff; color: #222; font-weight: 600; font-size: 14px; }
.banner-dots { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 3; }
.banner-dots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.5); cursor: pointer; transition: all 0.2s; }
.banner-dots span.active { background: #fff; width: 22px; border-radius: 4px; }

/* 模块标题 */
.qm-block { margin-bottom: 30px; }
.qm-title { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; margin-bottom: 14px; }
.qm-dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-pin { background: #ff8a3d; } .dot-star { background: #ffc83d; } .dot-coll { background: #5b6cff; }
.dot-hot { background: #ff5b7f; } .dot-new { background: #38d39f; }

/* 卡片网格 */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.site-card {
  position: relative; background: var(--surface-solid); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; cursor: pointer; transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
  display: flex; flex-direction: column; gap: 8px; overflow: hidden;
}
.site-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.site-card .sc-top { display: flex; align-items: center; gap: 12px; }
.sc-icon {
  position: relative;
  width: 46px; height: 46px; border-radius: 12px; flex: 0 0 auto;
  display: grid; place-items: center; font-weight: 700; font-size: 20px; color: #fff; overflow: hidden;
  background: var(--primary-grad);
}
.sc-icon .sc-emoji { position: relative; z-index: 1; }
.sc-icon img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: inherit; z-index: 2; }
.sc-name { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 6px; }
.sc-name .dead-badge { font-size: 10px; padding: 1px 6px; border-radius: 6px; background: #ff5b5b; color: #fff; font-weight: 600; }
.sc-url { font-size: 12px; color: var(--text-3); word-break: break-all; }
.sc-desc { font-size: 13px; color: var(--text-2); min-height: 18px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sc-shot { width: 100%; height: 90px; border-radius: 10px; object-fit: cover; background: var(--surface-2); }
.sc-tags { display: flex; gap: 5px; flex-wrap: wrap; }
.sc-tag { font-size: 11px; padding: 2px 8px; border-radius: 999px; background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); cursor: pointer; }
.sc-tag:hover { color: var(--primary); border-color: var(--primary); }
.sc-meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--text-3); margin-top: auto; }
.sc-stars { color: #ffc83d; letter-spacing: 1px; }
.sc-clicks { display: inline-flex; align-items: center; gap: 3px; }
.sc-pin { position: absolute; top: 10px; right: 12px; font-size: 14px; }

/* 合集 */
.collection-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.collection-card {
  background: var(--surface-solid); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; cursor: pointer; transition: all 0.2s;
}
.collection-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.collection-card h4 { font-size: 16px; display: flex; justify-content: space-between; align-items: center; }
.collection-card .cc-count { font-size: 12px; color: var(--text-3); font-weight: 400; }
.collection-items { margin-top: 10px; display: none; flex-direction: column; gap: 6px; }
.collection-card.open .collection-items { display: flex; }
.collection-item { display: flex; align-items: center; gap: 8px; font-size: 14px; padding: 4px 0; }
.collection-item img { width: 18px; height: 18px; border-radius: 4px; }

/* 分类区块 */
.cat-section { margin-bottom: 34px; scroll-margin-top: 130px; }
.cat-section-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.cat-section-head h2 { font-size: 20px; font-weight: 700; }
.cat-section-head .cat-icon { width: 30px; height: 30px; border-radius: 9px; background: var(--primary-grad); color: #fff; display: grid; place-items: center; font-size: 15px; }
.cat-section-head .cat-count { font-size: 12px; color: var(--text-3); background: var(--surface-2); padding: 2px 10px; border-radius: 999px; }
.cat-section-head .cat-source-badge {
  font-size: 11px; color: var(--text-2); background: rgba(255,193,7,0.12);
  border: 1px solid rgba(255,193,7,0.35); padding: 2px 8px; border-radius: 999px; margin-left: 4px;
}
.cat-section-import { border-left: 3px solid rgba(255,193,7,0.45); padding-left: 12px; border-radius: 4px; }
.sub-filter { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.sub-pill { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 分类空状态 */
.cat-empty {
  grid-column: 1 / -1;
  text-align: center; padding: 36px 20px; color: var(--text-3);
  background: var(--surface-2); border-radius: 16px; border: 1px dashed var(--border);
}
.cat-empty-icon { font-size: 36px; margin-bottom: 10px; opacity: 0.7; }
.cat-empty-text { font-size: 14px; margin-bottom: 12px; }
.cat-empty-clear {
  padding: 6px 16px; border-radius: 999px; border: 1px solid var(--primary);
  background: transparent; color: var(--primary); cursor: pointer; font-size: 13px; transition: all 0.2s;
}
.cat-empty-clear:hover { background: var(--primary); color: #fff; }
.sub-pill { font-size: 13px; padding: 4px 12px; border-radius: 999px; cursor: pointer; border: 1px solid var(--border); color: var(--text-2); background: var(--surface-2); }
.sub-pill.active, .sub-pill:hover { color: var(--primary); border-color: var(--primary); }

/* 空状态 */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-3); }

/* 页脚 */
.footer { text-align: center; padding: 30px 20px; color: var(--text-3); font-size: 13px; border-top: 1px solid var(--border); }

/* 工具箱抽屉 */
.drawer-mask { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 200; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.drawer-mask.show { opacity: 1; pointer-events: auto; }
.widget-drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: 400px; max-width: 92vw; z-index: 210;
  background: var(--surface-solid); border-left: 1px solid var(--border); box-shadow: var(--shadow-lg);
  transform: translateX(100%); transition: transform 0.32s cubic-bezier(.4,0,.2,1); display: flex; flex-direction: column;
}
.widget-drawer.show { transform: translateX(0); }
.drawer-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); font-weight: 700; font-size: 16px; }
.widget-tabs { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.wtab { padding: 6px 12px; border-radius: 10px; font-size: 13px; cursor: pointer; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); }
.wtab.active { background: var(--primary-grad); color: #fff; border-color: transparent; }
.widget-body { flex: 1; overflow-y: auto; padding: 18px 20px; }

/* 工具通用 */
.w-widget h3 { font-size: 15px; margin-bottom: 12px; color: var(--text-2); }
.w-clock { text-align: center; }
.w-clock .time { font-size: 44px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: 2px; }
.w-clock .date { font-size: 16px; color: var(--text-2); margin-top: 6px; }
.w-clock .cal { margin-top: 16px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; font-size: 13px; }
.cal-grid .cal-cell { padding: 8px 0; text-align: center; border-radius: 8px; }
.cal-grid .cal-cell.head { color: var(--text-3); font-weight: 600; }
.cal-grid .cal-cell.today { background: var(--primary-grad); color: #fff; font-weight: 700; }
.w-field { margin-bottom: 12px; }
.w-field label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 5px; }
.w-field input, .w-field select, .w-field textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--surface-2); color: var(--text); font-size: 14px; outline: none; font-family: inherit;
}
.w-field input:focus, .w-field textarea:focus { border-color: var(--primary); }
.w-btn { width: 100%; padding: 10px; border: none; border-radius: 10px; background: var(--primary-grad); color: #fff; font-weight: 600; cursor: pointer; margin-top: 6px; }
.w-btn:hover { opacity: 0.92; }
.w-result { margin-top: 12px; padding: 12px; border-radius: 10px; background: var(--surface-2); font-size: 13px; word-break: break-all; min-height: 20px; }
.w-qr-img { display: block; margin: 12px auto; max-width: 220px; border-radius: 10px; background: #fff; padding: 10px; }
.w-weather { text-align: center; }
.w-weather .temp { font-size: 48px; font-weight: 800; }
.w-weather .desc { font-size: 15px; color: var(--text-2); margin-top: 6px; }
.w-weather .meta { display: flex; justify-content: center; gap: 18px; margin-top: 12px; font-size: 13px; color: var(--text-2); }
.w-weather .loc { font-size: 14px; color: var(--text-3); margin-top: 4px; }

/* 回到顶部 */
.back-top {
  position: fixed; right: 22px; bottom: 22px; width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--surface-solid); color: var(--primary); font-size: 20px;
  cursor: pointer; box-shadow: var(--shadow-md); opacity: 0; pointer-events: none; transition: all 0.3s; z-index: 80;
}
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { transform: translateY(-3px); }

/* 动画 */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.reveal { animation: fadeUp 0.5s ease both; }

/* ============ 图标字母兜底 ============ */
.eng-letter {
  width: 16px; height: 16px; border-radius: 4px; display: inline-grid; place-items: center;
  font-size: 11px; font-weight: 800; color: #fff; flex: 0 0 auto;
  background: var(--primary-grad);
}
.mini-letter {
  width: 18px; height: 18px; border-radius: 4px; display: inline-grid; place-items: center;
  font-size: 11px; font-weight: 800; color: #fff; flex: 0 0 auto;
  background: var(--primary-grad);
}

/* ============ 水波纹 ============ */
.ripple {
  position: absolute; border-radius: 50%; transform: scale(0); pointer-events: none;
  background: rgba(91, 108, 255, 0.28); animation: rippleAnim 0.6s ease-out; z-index: 5;
}
@keyframes rippleAnim { to { transform: scale(2.4); opacity: 0; } }
.site-card, .engine-tab, .cat-pill, .tag-chip, .search-btn, .ghost-btn, .friend-chip, .fl-card { position: relative; overflow: hidden; }
.site-card, .friend-chip, .fl-card { -webkit-tap-highlight-color: rgba(91,108,255,0.25); transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s; }
.site-card:active, .friend-chip:active, .fl-card:active { transform: scale(0.98); }
.site-card.selected { border-color: var(--primary); box-shadow: 0 0 0 3px var(--glow-1), var(--shadow-lg); }

/* ============ 友情链接 ============ */
.friend-section { max-width: 1200px; margin: 10px auto 0; padding: 18px 16px 0; }
.friend-inner { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; backdrop-filter: blur(12px); }
.friend-title { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700; margin-bottom: 14px; }
.friend-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--primary-grad); box-shadow: 0 0 10px var(--glow-1); }
.friend-list { display: flex; flex-wrap: wrap; gap: 10px; }
.friend-chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text); font-size: 14px; font-weight: 600;
  transition: all 0.2s;
}
.friend-chip:hover { color: #fff; border-color: transparent; background: var(--primary-grad); box-shadow: 0 6px 16px var(--glow-1); transform: translateY(-2px); }
.fl-icon { width: 26px; height: 26px; border-radius: 8px; display: inline-grid; place-items: center; font-weight: 800; font-size: 13px; color: #fff; overflow: hidden; position: relative; flex: 0 0 auto; }
.fl-icon img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.friend-more { margin-top: 14px; background: none; border: none; color: var(--primary); font-size: 13px; cursor: pointer; font-weight: 600; padding: 4px 0; }
.friend-more:hover { text-decoration: underline; }

/* 友链弹窗 */
.fl-modal-mask {
  position: fixed; inset: 0; background: rgba(10, 14, 25, 0.55); backdrop-filter: blur(6px);
  z-index: 300; display: flex; align-items: center; justify-content: center; padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.fl-modal-mask.show { opacity: 1; pointer-events: auto; }
.fl-modal {
  position: relative; width: 620px; max-width: 94vw;
  height: auto; max-height: 88vh; overflow-y: auto;
  background: var(--surface-solid); border: 1px solid var(--border); border-radius: 22px; padding: 26px;
  box-shadow: var(--shadow-lg); transform: translateY(20px) scale(0.96); transition: transform 0.3s cubic-bezier(.2,.8,.2,1);
}
.fl-modal-mask.show .fl-modal { transform: translateY(0) scale(1); }
.fl-close { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); cursor: pointer; font-size: 15px; }
.fl-close:hover { color: var(--primary); }
.fl-title { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.fl-sub { font-size: 13px; color: var(--text-3); margin: 0 0 18px; }
.fl-card {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 14px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text); transition: all 0.2s;
}
.fl-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.fl-card-info { flex: 1; min-width: 0; }
.fl-card-name { font-weight: 700; font-size: 14px; }
.fl-card-desc { font-size: 12px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fl-card-go { color: var(--text-3); font-size: 16px; }
.fl-pwd-box { display: flex; gap: 8px; margin-bottom: 16px; }
.fl-pwd-box input {
  flex: 1; padding: 11px 14px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--surface-2); color: var(--text); outline: none; font-size: 14px;
}
.fl-pwd-box input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--glow-1); }
.fl-pwd-submit { padding: 0 22px; border: none; border-radius: 10px; background: var(--primary-grad); color: #fff; font-weight: 600; cursor: pointer; transition: opacity 0.2s; }
.fl-pwd-submit:disabled { opacity: 0.55; cursor: not-allowed; }
.fl-result { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.fl-unlocked-tip {
  grid-column: 1 / -1; text-align: center; padding: 10px 14px; border-radius: 10px;
  background: rgba(56, 211, 159, 0.12); border: 1px solid rgba(56, 211, 159, 0.35);
  color: var(--text-2); font-size: 13px; font-weight: 600;
}
.fl-empty {
  grid-column: 1 / -1; text-align: center; padding: 22px; color: var(--text-3); font-size: 13px;
  border: 1px dashed var(--border-strong); border-radius: 12px;
}
.fl-err { color: #e06b6b; border-color: rgba(224, 107, 107, 0.4); }
.fl-tip { position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%); background: rgba(20,24,38,0.92); color: #fff; padding: 10px 18px; border-radius: 10px; font-size: 13px; z-index: 400; }
.friend-locked-tip {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; border-radius: 12px;
  background: var(--surface-2); border: 1px dashed var(--border-strong); color: var(--text-2); font-size: 13px;
}

/* ============ 首页工作台布局：侧边栏 + 常用 ============ */
:root { --side-w: 248px; }

.home-sidebar {
  position: fixed; inset: 0 auto 0 0; z-index: 120; width: var(--side-w);
  display: flex; flex-direction: column; gap: 4px; background: var(--surface-solid);
  border-right: 1px solid var(--border); box-shadow: 12px 0 34px rgba(20,30,60,.05);
  padding: 18px 14px 14px; transition: width .26s cubic-bezier(.4,0,.2,1);
}
.home-side-brand { display:flex; align-items:center; gap:11px; padding: 4px 6px 16px; border-bottom:1px solid var(--border); margin-bottom:10px; position:relative; }
.home-side-mark { width:36px; height:36px; flex:0 0 auto; display:grid; place-items:center; border-radius:11px; color:#fff; font-weight:800; font-size:18px; background:var(--primary-grad); box-shadow:0 6px 16px var(--glow-1); }
.home-side-brand-txt { min-width:0; }
.home-side-brand-txt b { display:block; color:var(--text); font-size:15px; line-height:1.25; }
.home-side-brand-txt small { display:block; color:var(--text-3); font-size:11px; margin-top:2px; }
.home-sidebar-toggle { margin-left:auto; width:28px; height:28px; flex:0 0 auto; display:grid; place-items:center; border:1px solid var(--border); border-radius:9px; background:var(--surface-2); color:var(--text-2); font-size:22px; line-height:1; cursor:pointer; transition:transform .2s,color .2s,background .2s; }
.home-sidebar-toggle:hover { color:var(--primary); background:var(--primary-light); }
.home-sidebar-toggle span { display:block; transform:translateX(-1px); transition:transform .26s ease; }

/* 常用快捷访问 rail */
.home-quick { margin: 2px 2px 8px; padding: 12px; border-radius:14px; background:linear-gradient(180deg, var(--primary-light), rgba(255,255,255,0)); border:1px solid var(--border); }
.home-quick-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; padding:0 2px; }
.home-quick-head > span { font-size:12px; font-weight:800; letter-spacing:.08em; color:var(--text-2); }
.home-quick-more { border:none; background:none; color:var(--primary); font-size:12px; font-weight:600; cursor:pointer; padding:2px 6px; border-radius:6px; }
.home-quick-more:hover { background:var(--primary-light); }
.home-quick-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:8px; }
.quick-tile { display:grid; place-items:center; border:none; background:none; padding:0; cursor:pointer; }
.quick-tile-img { position:relative; width:34px; height:34px; border-radius:10px; display:grid; place-items:center; overflow:hidden; box-shadow:0 2px 6px rgba(20,30,60,.10); transition:transform .18s, box-shadow .18s; }
.quick-tile-img img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; border-radius:inherit; }
.quick-tile-letter { color:#fff; font-weight:800; font-size:15px; }
.quick-tile:hover .quick-tile-img { transform:translateY(-3px) scale(1.07); box-shadow:0 10px 20px var(--glow-1); }
.home-quick-empty { font-size:12px; color:var(--text-3); }

.home-side-scroll { flex:1; overflow:auto; padding:0 2px; margin:0 -2px; }
.home-side-scroll::-webkit-scrollbar { width:6px; }
.home-side-scroll::-webkit-scrollbar-thumb { background:var(--border-strong); border-radius:3px; }
.home-side-label { padding:16px 9px 6px; color:var(--text-3); font-size:11px; font-weight:800; letter-spacing:.09em; }
.home-side-item { width:100%; display:flex; align-items:center; gap:10px; min-height:40px; padding:8px 10px; border:1px solid transparent; border-radius:11px; background:transparent; color:var(--text-2); text-align:left; cursor:pointer; font:inherit; font-size:14px; transition:background .2s,color .2s,border-color .2s,transform .2s; }
.home-side-item .side-item-icon { width:26px; height:26px; display:grid; place-items:center; flex:0 0 auto; color:var(--primary); font-size:14px; font-weight:700; border-radius:8px; background:var(--primary-light); }
.home-side-item b { margin-left:auto; color:var(--text-3); font-size:11px; font-weight:600; }
.home-side-item:hover { color:var(--primary); background:var(--primary-light); border-color:color-mix(in srgb,var(--primary) 16%,transparent); transform:translateX(2px); }
.home-side-item.is-active { color:var(--primary); background:color-mix(in srgb,var(--primary) 12%,var(--surface-solid)); border-color:color-mix(in srgb,var(--primary) 22%,transparent); font-weight:700; }
.home-side-item.is-active .side-item-icon { color:#fff; background:var(--primary-grad); }
.home-side-foot { margin-top:10px; padding:12px 9px 0; color:var(--text-3); font-size:11px; border-top:1px solid var(--border); text-align:center; }

@media (min-width: 901px) {
  .topbar, .hero, .cat-nav, .tag-filter, .container, .footer { margin-left: var(--side-w); }
  .topbar { width: calc(100% - var(--side-w)); }
}
.brand-status { display:inline-flex; align-items:center; gap:5px; margin-left:4px; color:var(--text-3); font-size:10px; font-weight:500; letter-spacing:0; }
.brand-status i { width:6px; height:6px; border-radius:50%; background:#22c55e; box-shadow:0 0 0 3px rgba(34,197,94,.12); }
.hero { position:relative; padding-top:62px; padding-bottom:46px; background:radial-gradient(80% 120% at 50% 0%,#2c2865 0%,#17193b 46%,#101522 100%); color:#fff; }
[data-theme="dark"] .hero { background:radial-gradient(80% 120% at 50% 0%,#2d2a68 0%,#161936 46%,#0b101b 100%); }
.hero::before { content:''; position:absolute; inset:0; opacity:.26; pointer-events:none; background-image:radial-gradient(circle at 18% 35%,rgba(140,150,255,.9) 0 1px,transparent 2px),radial-gradient(circle at 75% 26%,rgba(140,150,255,.7) 0 1px,transparent 2px),radial-gradient(circle at 58% 72%,rgba(255,255,255,.45) 0 1px,transparent 2px); background-size:180px 150px,240px 180px,300px 220px; }
.hero-inner { z-index:1; }
.hero-kicker { display:inline-flex; align-items:center; gap:7px; color:rgba(255,255,255,.72); font-size:12px; letter-spacing:.08em; margin-bottom:9px; }
.hero-kicker-dot { width:7px; height:7px; border-radius:50%; background:#8d82ff; box-shadow:0 0 0 4px rgba(141,130,255,.18); }
.hero-title { color:#fff; background:none; -webkit-text-fill-color:initial; font-size:clamp(30px,4vw,46px); text-shadow:0 5px 28px rgba(0,0,0,.22); }
.hero-sub { color:rgba(255,255,255,.68); }
.hero-stats { display:flex; justify-content:center; gap:24px; margin-top:18px; color:rgba(255,255,255,.56); font-size:12px; }
.hero-stats span { display:inline-flex; gap:4px; align-items:baseline; }
.hero-stats b { color:#fff; font-size:16px; }
.hero .search-box { margin-top:24px; background:rgba(255,255,255,.10); border-color:rgba(255,255,255,.18); box-shadow:0 14px 40px rgba(0,0,0,.18); backdrop-filter:blur(12px); }
.hero .search-box:focus-within { border-color:rgba(177,170,255,.85); box-shadow:0 14px 42px rgba(0,0,0,.25),0 0 0 4px rgba(141,130,255,.18); }
.hero .search-input-wrap { background:rgba(8,12,30,.48); border-color:rgba(255,255,255,.14); }
.hero .search-icon, .hero .search-hint { color:rgba(255,255,255,.58); }
.hero #searchInput { color:#fff; }
.hero #searchInput::placeholder { color:rgba(255,255,255,.48); }
.hero .engine-tab { color:rgba(255,255,255,.64); background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.14); }
.hero .engine-tab:hover { color:#fff; border-color:rgba(255,255,255,.42); }
.cat-nav { top:65px; }
.container { max-width:1280px; }
.qm-block, .cat-section { margin-bottom:36px; }

/* 常用站点区 */
.freq-block .qm-sub { font-size:13px; font-weight:500; color:var(--text-3); margin-left:8px; letter-spacing:0; }
.dot-freq { background:var(--primary-grad); }
.freq-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(168px,1fr)); gap:14px; }
.freq-tile { position:relative; display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:14px; background:var(--surface-solid); border:1px solid var(--border); box-shadow:var(--shadow-sm); text-decoration:none; color:var(--text); overflow:hidden; transition:transform .22s,box-shadow .22s,border-color .22s; }
.freq-tile::before { content:''; position:absolute; left:0; top:0; bottom:0; width:3px; background:var(--primary-grad); opacity:0; transition:opacity .2s; }
.freq-tile:hover { transform:translateY(-3px); box-shadow:var(--shadow-lg); border-color:color-mix(in srgb,var(--primary) 40%,transparent); }
.freq-tile:hover::before { opacity:1; }
.freq-tile-img { position:relative; width:44px; height:44px; flex:0 0 auto; border-radius:12px; display:grid; place-items:center; overflow:hidden; box-shadow:0 3px 8px rgba(20,30,60,.12); }
.freq-tile-img img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; border-radius:inherit; }
.freq-tile-letter { color:#fff; font-weight:800; font-size:19px; }
.freq-tile-name { display:block; font-weight:700; font-size:15px; line-height:1.25; }
.freq-tile-domain { display:block; font-size:12px; color:var(--text-3); margin-top:2px; }

/* ============ 视觉精修：前台信息层级 ============ */
::selection { background: color-mix(in srgb, var(--primary) 25%, transparent); color: var(--text); }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 50%, transparent); outline-offset: 3px; }

.site-card { isolation: isolate; box-shadow: 0 1px 0 rgba(255,255,255,.35) inset; }
.site-card::after { content: ''; position: absolute; inset: 0; pointer-events: none; border-radius: inherit; background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, transparent), transparent 38%); opacity: 0; transition: opacity .25s ease; z-index: -1; }
.site-card:hover::after { opacity: 1; }
.site-card .sc-top { min-height: 48px; }
.sc-name { letter-spacing: -.15px; }
.sc-desc { line-height: 1.65; }
.sc-meta { padding-top: 8px; border-top: 1px dashed var(--border); }
.sc-clicks { display: inline-flex; align-items: center; gap: 4px; }

.cat-section { scroll-margin-top: 132px; }
.cat-section-head { position: relative; }
.cat-section-head::after { content: ''; height: 1px; flex: 1; margin-left: 4px; background: linear-gradient(90deg, var(--border-strong), transparent); }
.qm-title { letter-spacing: -.25px; }
.empty-state, .cat-empty { background: var(--surface-solid); border: 1px dashed var(--border-strong); border-radius: var(--radius); }
.back-top { box-shadow: var(--shadow-md); }

@media (prefers-reduced-motion: no-preference) {
  .site-card { animation: cardIn .36s cubic-bezier(.16,1,.3,1) both; }
  .card-grid .site-card:nth-child(2n) { animation-delay: .03s; }
  .card-grid .site-card:nth-child(3n) { animation-delay: .06s; }
}
@keyframes cardIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* 响应式：移动端侧栏改为抽屉式，内容全宽自适应 */

/* 汉堡按钮默认隐藏，移动端显示 */
.topbar-hamburger { display: none; }

@media (max-width: 900px) {
  /* 侧栏变为抽屉：默认滑出视口，点击汉堡滑入 */
  .home-sidebar {
    transform: translateX(-100%);
    width: min(82vw, 300px);
    box-shadow: 0 0 40px rgba(20, 30, 60, .25);
    transition: transform .28s cubic-bezier(.4, 0, .2, 1);
  }
  body.sidebar-open .home-sidebar { transform: translateX(0); }

  /* 遮罩层 */
  .sidebar-mask {
    position: fixed; inset: 0; background: rgba(10, 14, 25, .45);
    z-index: 115; opacity: 0; pointer-events: none; transition: opacity .28s;
  }
  body.sidebar-open .sidebar-mask { opacity: 1; pointer-events: auto; }

  /* 内容区全宽 */
  .topbar, .hero, .cat-nav, .tag-filter, .container, .friend-section, .footer {
    margin-left: 0; width: 100%;
  }
  .topbar { width: 100%; }
  .topbar-hamburger { display: inline-grid; }
  .home-sidebar-toggle { display: none; } /* 移动端用汉堡，不用折叠箭头 */

  /* 移动端侧栏展开时恢复文字（折叠态在移动端无意义） */
  body.sidebar-collapsed .home-side-brand > div,
  body.sidebar-collapsed .home-side-label,
  body.sidebar-collapsed .home-side-item > span:not(.side-item-icon),
  body.sidebar-collapsed .home-side-item b,
  body.sidebar-collapsed .home-side-foot { display: revert; }
  body.sidebar-collapsed .home-side-item { justify-content: flex-start; padding-left: 8px; padding-right: 8px; }
  body.sidebar-collapsed .home-side-item .side-item-icon { width: 30px; height: 30px; }
}

@media (max-width: 640px) {
  .topbar { padding: 10px 12px; }
  .brand-status, .brand-text { display: none; }
  .topbar-actions { gap: 4px; }
  .topbar .icon-btn { width: 34px; height: 34px; }
  .hero-title { font-size: 30px; }
  .hero { padding: 50px 12px 40px; }
  .hero-stats { gap: 10px; font-size: 10px; }
  .hero-stats b { font-size: 14px; }
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .search-btn { padding: 0 14px; }
  .widget-drawer { width: 100%; }
  .fl-result { grid-template-columns: 1fr; }
}

/* ============ 侧栏折叠 + 自适应居中 ============ */
body.sidebar-collapsed { --side-w: 80px; }
body.sidebar-collapsed .home-sidebar-toggle span { transform: rotate(180deg) translateX(1px); }
body.sidebar-collapsed .home-side-brand { justify-content: center; padding-left: 0; padding-right: 0; }
body.sidebar-collapsed .home-side-brand-txt,
body.sidebar-collapsed .home-side-label,
body.sidebar-collapsed .home-side-item > span:not(.side-item-icon),
body.sidebar-collapsed .home-side-item b,
body.sidebar-collapsed .home-side-foot,
body.sidebar-collapsed .home-quick-head > span,
body.sidebar-collapsed .home-quick-more { display: none; }
body.sidebar-collapsed .home-quick { padding: 8px 6px; }
body.sidebar-collapsed .home-quick-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
body.sidebar-collapsed .home-side-item { justify-content: center; padding-left: 8px; padding-right: 8px; }
body.sidebar-collapsed .home-side-item .side-item-icon { width: 30px; height: 30px; }
@media (min-width: 901px) {
  .topbar, .hero, .cat-nav, .tag-filter, .container, .footer { margin-left: var(--side-w); width: calc(100% - var(--side-w)); }
}
.container { max-width: none; padding-left: clamp(16px, 4vw, 56px); padding-right: clamp(16px, 4vw, 56px); }
.hero-inner, .cat-nav-inner, .tag-filter { width: min(100%, 1280px); margin-left: auto; margin-right: auto; }
.cat-nav-inner { max-width: none; }
.search-engine-tabs { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.search-engine-tabs::-webkit-scrollbar { display: none; }
.search-engine-tabs .engine-tab { flex: 0 0 auto; }

/* 平板（901~1100px）：侧栏略收窄 */
@media (max-width: 1100px) and (min-width: 901px) {
  :root { --side-w: 212px; }
}