:root {
    --primary: #64748b;
    --accent: #94a3b8;
    --bg: #f1f5f9;
    --text: #1e293b;
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --shadow-soft: 0 8px 32px rgba(100, 116, 139, 0.12);
    --shadow-hover: 0 16px 48px rgba(100, 116, 139, 0.18);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.7;
    background-image: radial-gradient(circle, #cbd5e1 1px, transparent 1px);
    background-size: 28px 28px;
  }
  h1,h2,h3,h4,h5 {
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
  }
  .main-layout {
    display: flex;
    min-height: 100vh;
  }
  /* 左侧固定侧栏 */
  .sidebar {
    width: 220px;
    flex-shrink: 0;
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(20px);
    border-right: 1px solid rgba(100,116,139,0.1);
    padding: 28px 16px;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    border-radius: 0 24px 24px 0;
    box-shadow: var(--shadow-soft);
  }
  .sidebar-logo {
    font-family: 'Noto Serif SC', serif;
    font-weight: 900;
    font-size: 26px;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 28px;
    border-bottom: 2px solid rgba(100,116,139,0.15);
    margin-bottom: 24px;
  }
  .sidebar-logo:hover { color: var(--primary); }
  .sidebar-logo i { font-size: 22px; color: var(--accent); }
  .sidebar nav { flex: 1; }
  .sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 6px;
    color: var(--text);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
  }
  .sidebar nav a i { width: 20px; text-align: center; color: var(--accent); font-size: 15px; }
  .sidebar nav a:hover {
    background: rgba(100,116,139,0.08);
    color: var(--primary);
    transform: translateX(4px);
  }
  .sidebar nav a.active {
    background: var(--primary);
    color: white;
  }
  .sidebar nav a.active i { color: white; }
  .sidebar-footer {
    font-size: 12px;
    color: var(--accent);
    padding-top: 16px;
    border-top: 1px solid rgba(100,116,139,0.1);
    text-align: center;
  }
  /* 右侧主内容 */
  .main-content {
    margin-left: 220px;
    flex: 1;
    min-width: 0;
    padding: 0 40px 40px;
  }
  /* 顶部导航条（吸顶） */
  .sticky-nav {
    position: sticky;
    top: 0;
    z-index: 90;
    background: rgba(241,245,249,0.72);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(100,116,139,0.08);
    padding: 14px 24px;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    transition: background 0.4s ease, box-shadow 0.3s ease;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .sticky-nav.scrolled {
    background: rgba(241,245,249,0.92);
    box-shadow: 0 8px 32px rgba(100,116,139,0.12);
  }
  .nav-mobile-logo {
    display: none;
    font-family: 'Noto Serif SC', serif;
    font-weight: 900;
    font-size: 20px;
    color: var(--primary);
  }
  .nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
  }
  .nav-links a {
    color: var(--text);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
  }
  .nav-links a:hover { background: rgba(100,116,139,0.1); color: var(--primary); }
  .nav-links a:first-child { color: var(--primary); font-weight: 600; }
  .nav-toggle {
    display: none;
    background: none;
    border: 2px solid var(--primary);
    color: var(--primary);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
  }
  /* Hero */
  .hero-section {
    text-align: center;
    padding: 60px 20px 40px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(100,116,139,0.06) 0%, rgba(148,163,184,0.06) 100%);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
  }
  .hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: linear-gradient(rgba(100,116,139,0.06) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(100,116,139,0.06) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
  }
  .hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
  }
  .hero-stat-item {
    text-align: center;
  }
  .hero-stat-number {
    font-family: 'Noto Serif SC', serif;
    font-size: 54px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.1;
    display: block;
  }
  .hero-stat-label {
    font-size: 14px;
    color: var(--accent);
    letter-spacing: 1px;
    margin-top: 4px;
  }
  .hero-title {
    font-size: 48px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
  }
  .hero-title span { color: var(--primary); }
  .hero-sub {
    font-size: 17px;
    color: var(--accent);
    max-width: 600px;
    margin: 0 auto 28px;
    position: relative;
    z-index: 2;
  }
  .hero-cta-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px 40px;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 24px rgba(100,116,139,0.25);
  }
  .hero-cta-btn:hover {
    background: #566a82;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(100,116,139,0.35);
  }
  /* 区块通用 */
  .section-block {
    margin-bottom: 56px;
  }
  .section-title {
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 8px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .section-title i { color: var(--primary); font-size: 26px; }
  .section-sub {
    font-size: 15px;
    color: var(--accent);
    margin-bottom: 28px;
    font-weight: 300;
  }
  /* 数据统计 */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    margin-bottom: 8px;
  }
  .stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px 20px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    border: 1px solid rgba(100,116,139,0.05);
  }
  .stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
  .stat-card i { font-size: 28px; color: var(--primary); margin-bottom: 12px; }
  .stat-card .stat-value {
    font-family: 'Noto Serif SC', serif;
    font-size: 36px;
    font-weight: 900;
    color: var(--text);
    display: block;
  }
  .stat-card .stat-desc { font-size: 14px; color: var(--accent); margin-top: 6px; }
  /* 时间线 */
  .timeline-wrap {
    position: relative;
    padding-left: 36px;
  }
  .timeline-wrap::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--accent), transparent);
    border-radius: 2px;
  }
  .timeline-item {
    position: relative;
    background: white;
    border-radius: var(--radius-md);
    padding: 20px 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(100,116,139,0.05);
    transition: all 0.3s;
  }
  .timeline-item:hover { box-shadow: var(--shadow-hover); transform: translateX(4px); }
  .timeline-dot {
    position: absolute;
    left: -31px;
    top: 24px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--bg);
    box-shadow: 0 0 0 2px var(--primary);
  }
  .timeline-step { font-size: 12px; color: var(--accent); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
  .timeline-title { font-size: 18px; font-weight: 600; margin: 4px 0 8px; color: var(--text); }
  .timeline-desc { font-size: 14px; color: #4a5568; }
  /* 特色标签页 */
  .feature-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 24px;
  }
  .feature-tab-btn {
    padding: 10px 22px;
    border-radius: 30px;
    border: 2px solid rgba(100,116,139,0.2);
    background: transparent;
    color: var(--text);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Noto Sans SC', sans-serif;
  }
  .feature-tab-btn:hover { border-color: var(--primary); color: var(--primary); }
  .feature-tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
  }
  .feature-panel {
    display: none;
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(100,116,139,0.05);
  }
  .feature-panel.active { display: block; animation: fadeIn 0.4s ease; }
  @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
  .feature-panel h4 { font-size: 22px; margin-bottom: 12px; color: var(--primary); }
  .feature-panel p { font-size: 15px; color: #4a5568; }
  .feature-panel ul { padding-left: 18px; margin-top: 12px; }
  .feature-panel li { font-size: 14px; margin-bottom: 6px; color: #4a5568; }
  /* 卡片瀑布流 */
  .masonry-grid {
    column-count: 3;
    column-gap: 20px;
  }
  .masonry-item {
    break-inside: avoid;
    margin-bottom: 20px;
    border-radius: var(--radius-lg);
    background: white;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
    border: 1px solid rgba(100,116,139,0.05);
  }
  .masonry-item.visible { opacity: 1; transform: none; }
  .masonry-item:nth-child(1) { transition-delay: 0.05s; }
  .masonry-item:nth-child(2) { transition-delay: 0.15s; }
  .masonry-item:nth-child(3) { transition-delay: 0.25s; }
  .masonry-item:nth-child(4) { transition-delay: 0.35s; }
  .masonry-item:nth-child(5) { transition-delay: 0.45s; }
  .masonry-item:nth-child(6) { transition-delay: 0.55s; }
  .masonry-item:nth-child(7) { transition-delay: 0.65s; }
  .masonry-item:nth-child(8) { transition-delay: 0.75s; }
  .masonry-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
  .masonry-img {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    aspect-ratio: 3/4;
  }
  .masonry-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }
  .masonry-item:hover .masonry-img img { transform: scale(1.05); }
  .play-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30,41,59,0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  .play-overlay i {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(255,255,255,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  }
  .masonry-item:hover .play-overlay { opacity: 1; }
  .masonry-body { padding: 16px 18px 20px; }
  .masonry-title { font-size: 16px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
  .masonry-desc { font-size: 13px; color: var(--accent); margin-bottom: 10px; }
  .masonry-tag {
    display: inline-block;
    background: rgba(100,116,139,0.1);
    color: var(--primary);
    font-size: 12px;
    padding: 2px 10px;
    border-radius: 20px;
    margin-right: 6px;
  }
  /* FAQ */
  .faq-list { display: flex; flex-direction: column; gap: 16px; }
  .faq-item {
    background: white;
    border-radius: var(--radius-md);
    padding: 20px 24px;
    box-shadow: var(--shadow-soft);
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid rgba(100,116,139,0.05);
  }
  .faq-item:hover { box-shadow: var(--shadow-hover); }
  .faq-q {
    font-weight: 600;
    font-size: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    color: var(--text);
    font-family: 'Noto Sans SC', sans-serif;
  }
  .faq-q i { color: var(--primary); transition: transform 0.3s; font-size: 14px; }
  .faq-item.open .faq-q i { transform: rotate(45deg); }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, margin-top 0.3s;
    color: #4a5568;
    font-size: 14px;
    line-height: 1.8;
  }
  .faq-item.open .faq-a { max-height: 200px; margin-top: 12px; }
  /* CTA */
  .cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, #566a82 100%);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    color: white;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
  }
  .cta-section::before {
    content: '';
    position: absolute;
    top: -30px; right: -30px;
    width: 120px; height: 120px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
  }
  .cta-section h3 { font-size: 30px; font-weight: 900; margin-bottom: 12px; }
  .cta-section p { font-size: 16px; opacity: 0.9; margin-bottom: 24px; max-width: 500px; margin-left: auto; margin-right: auto; }
  .cta-btn {
    background: white;
    color: var(--primary);
    border: none;
    padding: 14px 44px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
  }
  .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0,0,0,0.2); color: var(--primary); }
  /* 友情链接 + 页脚 */
  .friend-links {
    background: white;
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 24px;
  }
  .friend-links h5 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .friend-links h5 i { color: var(--primary); }
  .friend-links .links-row { display: flex; flex-wrap: wrap; gap: 12px; }
  .friend-links a { color: var(--accent); text-decoration: none; font-size: 14px; transition: color 0.2s; }
  .friend-links a:hover { color: var(--primary); }
  footer {
    padding: 24px 0;
    text-align: center;
    color: var(--accent);
    font-size: 14px;
    border-top: 1px solid rgba(100,116,139,0.1);
  }
  footer a { color: var(--primary); text-decoration: none; margin: 0 6px; }
  /* 滚动渐显 */
  .fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
  .fade-up.visible { opacity: 1; transform: none; }
  /* 响应式 */
  @media (max-width: 992px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; padding: 0 16px 30px; }
    .sticky-nav { padding: 12px 16px; }
    .nav-mobile-logo { display: block; }
    .nav-toggle { display: flex; }
    .nav-links {
      display: none;
      position: absolute;
      top: 64px;
      left: 16px;
      right: 16px;
      background: rgba(255,255,255,0.95);
      backdrop-filter: blur(20px);
      border-radius: var(--radius-md);
      padding: 12px;
      box-shadow: var(--shadow-soft);
      flex-direction: column;
      align-items: stretch;
      gap: 4px;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 12px 16px; border-radius: var(--radius-sm); }
    .hero-title { font-size: 36px; }
    .hero-stat-number { font-size: 40px; }
    .masonry-grid { column-count: 2; }
    .hero-stats { gap: 24px; }
    .section-title { font-size: 26px; }
  }
  @media (max-width: 576px) {
    .masonry-grid { column-count: 1; }
    .hero-title { font-size: 28px; }
    .hero-stat-number { font-size: 32px; }
    .hero-stats { gap: 16px; }
    .cta-section { padding: 30px 20px; }
  }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 可能带来的白底，确保视觉统一 */
    .card, .card-body, .card-header, .card-footer {
      background: var(--bg);
      color: var(--text);
      border-color: rgba(100, 116, 139, 0.2);
    }
.form-control, .form-select {
      background: rgba(255,255,255,0.65);
      color: var(--text);
      border-color: rgba(100, 116, 139, 0.2);
    }
.form-control::placeholder {
      color: rgba(30, 41, 59, 0.4);
    }
.list-group-item {
      background: var(--bg);
      color: var(--text);
      border-color: rgba(100, 116, 139, 0.15);
    }
.accordion-item, .accordion-button {
      background: var(--bg);
      color: var(--text);
    }
.accordion-button:not(.collapsed) {
      background: rgba(100, 116, 139, 0.1);
      color: var(--text);
    }
.nav-link, .navbar, .navbar-brand {
      background: transparent;
      color: var(--text);
    }
.btn-light {
      background: var(--accent);
      color: var(--text);
      border-color: var(--accent);
    }
.btn-outline-primary {
      color: var(--primary);
      border-color: var(--primary);
    }
.btn-outline-primary:hover {
      background: var(--primary);
      color: #fff;
    }
/* 本页额外微调 */
    .about-badge {
      display: inline-block;
      background: rgba(100, 116, 139, 0.12);
      color: var(--primary);
      font-size: 0.85rem;
      font-weight: 600;
      padding: 0.25rem 0.9rem;
      border-radius: 50px;
      letter-spacing: 0.3px;
      margin-right: 0.4rem;
    }

/* --- 子页面追加 --- */
.disclaimer-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            margin-bottom: 2.5rem;
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '⚖️';
            position: absolute;
            right: 2rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 8rem;
            opacity: 0.15;
        }
.disclaimer-hero h1 {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
            position: relative;
            z-index: 1;
        }
.disclaimer-hero p {
            color: rgba(255,255,255,0.9);
            font-size: 1.05rem;
            max-width: 600px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }
.disclaimer-section {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 2rem 2.5rem;
            margin-bottom: 1.8rem;
            box-shadow: var(--shadow-soft);
            transition: box-shadow 0.3s ease;
        }
.disclaimer-section:hover {
            box-shadow: var(--shadow-hover);
        }
.disclaimer-section h2 {
            color: var(--text);
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            padding-bottom: 0.8rem;
            border-bottom: 3px solid var(--primary);
            display: inline-block;
        }
.disclaimer-section h2 i {
            color: var(--primary);
            margin-right: 0.6rem;
        }
.disclaimer-section p {
            color: #475569;
            line-height: 1.9;
            margin-bottom: 1rem;
        }
.disclaimer-section ul {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.disclaimer-section ul li {
            color: #475569;
            line-height: 1.9;
            margin-bottom: 0.5rem;
            position: relative;
            padding-left: 0.5rem;
        }
.disclaimer-section ul li::marker {
            color: var(--primary);
        }
.highlight-box {
            background: var(--bg);
            border-left: 4px solid var(--primary);
            padding: 1.2rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.2rem 0;
        }
.highlight-box p {
            margin-bottom: 0;
            font-style: italic;
        }
.update-date {
            text-align: center;
            color: #94a3b8;
            font-size: 0.9rem;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #e2e8f0;
        }
.disclaimer-hero {
                padding: 2rem 1.5rem;
            }
.disclaimer-hero h1 {
                font-size: 1.6rem;
            }
.disclaimer-section {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 排行榜专属样式 */
        .rank-hero {
            background: linear-gradient(135deg, var(--bg) 0%, #e2e8f0 100%);
            padding: 60px 0 40px;
            text-align: center;
            border-bottom: 1px solid rgba(100, 116, 139, 0.15);
        }
.rank-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 16px;
        }
.rank-hero p {
            color: var(--primary);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
        }
.rank-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin: 40px 0 30px;
            flex-wrap: wrap;
        }
.rank-tab {
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            background: #e2e8f0;
            color: var(--text);
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
        }
.rank-tab:hover, .rank-tab.active {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-soft);
        }
.rank-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
.rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-soft);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.rank-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
.rank-number {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            min-width: 60px;
            text-align: center;
            font-style: italic;
        }
.rank-number.top-1 {
            color: #f59e0b;
        }
.rank-number.top-2 {
            color: #94a3b8;
        }
.rank-number.top-3 {
            color: #d97706;
        }
.rank-thumb {
            width: 80px;
            height: 110px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
        }
.rank-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
.rank-info {
            flex: 1;
        }
.rank-info h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
.rank-info p {
            color: var(--primary);
            font-size: 0.9rem;
            margin-bottom: 8px;
        }
.rank-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
.rank-tag {
            padding: 4px 12px;
            border-radius: 20px;
            background: var(--bg);
            color: var(--text);
            font-size: 0.8rem;
            font-weight: 500;
        }
.rank-score {
            text-align: center;
            min-width: 80px;
        }
.rank-score .score {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text);
        }
.rank-score .label {
            font-size: 0.8rem;
            color: var(--primary);
        }
.rank-note {
            background: #e2e8f0;
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            margin-top: 30px;
            color: var(--text);
            font-size: 0.9rem;
        }
.rank-hero h1 {
                font-size: 1.8rem;
            }
.rank-item {
                flex-wrap: wrap;
                padding: 16px;
            }
.rank-thumb {
                width: 60px;
                height: 85px;
            }
.rank-number {
                font-size: 1.5rem;
                min-width: 40px;
            }
.rank-score {
                min-width: 60px;
            }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .privacy-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 2rem 1.5rem;
        }
.privacy-section {
            background: rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-lg);
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(100, 116, 139, 0.15);
        }
.privacy-section h2 {
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
.privacy-section h2 i {
            font-size: 1.25rem;
            color: var(--accent);
        }
.privacy-section h3 {
            color: var(--text);
            font-size: 1.1rem;
            font-weight: 600;
            margin: 1.25rem 0 0.75rem;
        }
.privacy-section p {
            color: #475569;
            line-height: 1.8;
            margin-bottom: 1rem;
        }
.privacy-section ul {
            list-style: none;
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.privacy-section ul li {
            color: #475569;
            line-height: 1.8;
            margin-bottom: 0.5rem;
            position: relative;
            padding-left: 1.25rem;
        }
.privacy-section ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: 700;
        }
.privacy-highlight {
            background: rgba(100, 116, 139, 0.1);
            border-left: 4px solid var(--primary);
            padding: 1rem 1.25rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.25rem 0;
        }
.privacy-highlight p {
            margin-bottom: 0;
            color: var(--text);
            font-weight: 500;
        }
.privacy-update {
            text-align: center;
            padding: 1rem;
            color: #64748b;
            font-size: 0.9rem;
            margin-top: 2rem;
        }
.privacy-update i {
            margin-right: 0.5rem;
        }
.privacy-content {
                padding: 1rem 0.75rem;
            }
.privacy-section {
                padding: 1.5rem;
            }
.privacy-section h2 {
                font-size: 1.25rem;
            }