:root {
      --primary: #2563eb;
      --accent: #06b6d4;
      --bg: #f4f8ff;
      --text: #0f1e3d;
      --border: #cbd5e1;
      --white: #ffffff;
      --gold: #d4a017;
      --silver: #9ca3af;
      --bronze: #b45309;
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    body {
      background-color: var(--bg);
      color: var(--text);
      font-family: 'Inter', '思源黑体', -apple-system, sans-serif;
      line-height: 1.7;
      font-weight: 400;
    }
    h1, h2, h3, h4, .font-song {
      font-family: '思源宋体', 'Songti SC', 'Times New Roman', serif;
      font-weight: 700;
    }
    /* 主容器 */
    .main-wrap {
      max-width: 1600px;
      margin: 0 auto;
      padding: 0 24px;
    }
    /* 导航栏 */
    .nav-custom {
      background: var(--white);
      border-bottom: 1px solid var(--border);
      padding: 12px 0;
      position: sticky;
      top: 0;
      z-index: 999;
    }
    .navbar-brand {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary) !important;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .navbar-brand i { color: var(--accent); font-size: 2rem; }
    .nav-links .nav-link {
      color: var(--text);
      font-weight: 500;
      margin: 0 10px;
      border-bottom: 2px solid transparent;
    }
    .nav-links .nav-link:hover { color: var(--primary); border-bottom-color: var(--primary); }
    .navbar-toggler { border: 1px solid var(--border); }

    /* hero stats */
    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 40px;
      padding: 40px 0 20px;
      border-bottom: 2px solid var(--border);
      margin-bottom: 24px;
    }
    .stat-item { font-size: 1.1rem; }
    .stat-number {
      font-size: 3.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
      font-family: 'Inter', sans-serif;
    }
    /* 布局 */
    .layout-split {
      display: grid;
      grid-template-columns: 220px 1fr;
      gap: 30px;
    }
    .filter-sidebar {
      border-right: 1px solid var(--border);
      padding-right: 16px;
    }
    .filter-group { margin-bottom: 28px; }
    .filter-group h6 {
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text);
      font-family: '思源宋体', serif;
    }
    .filter-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .filter-tag {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 30px;
      padding: 2px 14px;
      font-size: 0.85rem;
      cursor: default;
      transition: all .2s;
    }
    .filter-tag:hover { border-color: var(--primary); color: var(--primary); }

    /* 区块通用 */
    .section-title {
      font-size: 1.8rem;
      font-weight: 700;
      margin: 32px 0 16px;
      border-bottom: 2px solid var(--primary);
      display: inline-block;
      padding-bottom: 4px;
    }
    /* 榜单奖牌 */
    .badge-medal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px; height: 28px;
      border-radius: 50%;
      font-weight: 800;
      color: white;
      margin-right: 6px;
      font-size: 0.9rem;
    }
    .gold-bg { background: var(--gold); }
    .silver-bg { background: var(--silver); }
    .bronze-bg { background: var(--bronze); }
    .rank-normal { background: var(--primary); }

    /* 影片卡片 */
    .movie-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
      transition: transform .15s, border-color .15s;
      cursor: pointer;
      margin-bottom: 24px;
    }
    .movie-card:hover {
      transform: scale(1.02);
      border-color: var(--primary);
      box-shadow: none;
    }
    .movie-card img {
      width: 100%;
      aspect-ratio: 2 / 3;
      object-fit: cover;
      display: block;
      background: #e2e8f0;
      transition: opacity .3s;
    }
    .movie-info { padding: 12px; }
    .movie-title {
      font-weight: 700;
      font-size: 1.1rem;
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .movie-meta { font-size: 0.85rem; color: #475569; }
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
      gap: 16px;
    }
    /* 推荐位横排 */
    .rec-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }
    @media (max-width: 900px) { .rec-row { grid-template-columns: repeat(2,1fr); } .layout-split { grid-template-columns: 1fr; } .filter-sidebar { border-right: 0; border-bottom: 1px solid var(--border); } }

    /* 时间线 */
    .timeline { border-left: 2px solid var(--primary); padding-left: 20px; }
    .timeline-item { margin-bottom: 20px; position: relative; }
    .timeline-item::before {
      content: '';
      position: absolute;
      left: -28px;
      top: 8px;
      width: 12px; height: 12px;
      background: var(--accent);
      border-radius: 50%;
    }
    /* 标签页切换 */
    .tab-content-area { margin-top: 24px; }
    .tab-btn {
      background: var(--white);
      border: 1px solid var(--border);
      padding: 6px 18px;
      border-radius: 30px;
      margin-right: 12px;
      font-weight: 500;
      transition: .2s;
    }
    .tab-btn.active { background: var(--primary); color: white; border-color: var(--primary); }
    /* 抽屉弹窗 */
    .drawer-overlay {
      position: fixed;
      top: 0; left: 0; width: 100%; height: 100%;
      background: rgba(15,30,61,0.4);
      opacity: 0;
      visibility: hidden;
      transition: .3s;
      z-index: 1000;
    }
    .drawer-panel {
      position: fixed;
      bottom: 0; left: 0; width: 100%;
      background: white;
      border-top-left-radius: 20px;
      border-top-right-radius: 20px;
      padding: 28px 32px;
      transform: translateY(100%);
      transition: .3s;
      z-index: 1001;
      max-height: 70vh;
      overflow-y: auto;
    }
    .drawer-overlay.show { opacity: 1; visibility: visible; }
    .drawer-panel.show { transform: translateY(0); }
    .close-drawer { font-size: 1.8rem; line-height: 1; cursor: pointer; float: right; }
    /* 动效 */
    .fade-up {
      opacity: 0;
      transform: translateY(20px);
      transition: opacity .6s, transform .6s;
    }
    .fade-up.visible { opacity: 1; transform: translateY(0); }
    footer {
      border-top: 1px solid var(--border);
      padding: 30px 0;
      margin-top: 40px;
      font-size: 0.9rem;
    }
    .friend-links { margin-top: 40px; border-top: 1px solid var(--border); padding-top: 20px; }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件不会破坏深色卡片风格 —— 覆盖关键类 */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
    .form-control, .form-select, .form-label, .input-group-text,
    .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
    .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
    .nav-link, .navbar, .navbar-brand {
      background-color: transparent;
      color: var(--text);
      border-color: var(--border);
    }
.navbar, .nav-custom { background-color: var(--white); }
.nav-custom .nav-link { color: var(--text); }
.nav-custom .nav-link:hover { color: var(--primary); }
/* 本页卡片风格 */
    .about-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 1.25rem;
      padding: 1.75rem 1.5rem;
      box-shadow: 0 6px 18px rgba(15, 30, 61, 0.04);
      transition: transform .2s ease, box-shadow .2s ease;
      height: 100%;
    }
.about-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 24px rgba(37, 99, 235, 0.08);
    }
.about-icon {
      width: 48px; height: 48px;
      background: var(--bg);
      border-radius: 14px;
      display: flex; align-items: center; justify-content: center;
      color: var(--primary);
      font-size: 1.5rem;
      margin-bottom: 1rem;
    }
.section-title .accent-underline {
      display: inline-block;
      border-bottom: 3px solid var(--accent);
      padding-bottom: 6px;
    }
.text-muted-soft { color: #4a5b7a; }
.about-list li {
      margin-bottom: 0.6rem;
      display: flex;
      gap: 0.5rem;
      align-items: baseline;
    }
.about-list i {
      color: var(--accent);
      width: 1.25rem;
      text-align: center;
    }
.timeline-year {
      font-weight: 700;
      color: var(--primary);
      font-size: 0.9rem;
      letter-spacing: 0.02em;
    }
.big-quote {
      font-size: 1.1rem;
      font-weight: 500;
      color: var(--text);
      border-left: 4px solid var(--accent);
      padding-left: 1.25rem;
      background: var(--bg);
      padding: 1rem 1.25rem;
      border-radius: 0 16px 16px 0;
    }
.gold-text { color: var(--gold); font-weight: 600; }
.silver-text { color: var(--silver); font-weight: 600; }

/* --- 子页面追加 --- */
.disclaimer-hero {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(6, 182, 212, 0.06) 100%);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 3rem 2rem;
            margin-bottom: 3rem;
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '\f05a';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 6rem;
            color: var(--primary);
            opacity: 0.08;
            position: absolute;
            right: 2rem;
            top: 50%;
            transform: translateY(-50%);
        }
.disclaimer-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
.disclaimer-hero p {
            color: var(--text);
            opacity: 0.75;
            max-width: 600px;
            font-size: 1.05rem;
            line-height: 1.7;
        }
.disclaimer-section {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 1.5rem;
            transition: box-shadow 0.3s ease;
        }
.disclaimer-section:hover {
            box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08);
        }
.disclaimer-section h2 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--border);
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
.disclaimer-section h2 i {
            color: var(--accent);
            font-size: 1.1rem;
        }
.disclaimer-section p,
        .disclaimer-section li {
            color: var(--text);
            opacity: 0.85;
            line-height: 1.8;
            font-size: 0.95rem;
        }
.disclaimer-section ul {
            padding-left: 1.2rem;
        }
.disclaimer-section li {
            margin-bottom: 0.5rem;
        }
.highlight-box {
            background: rgba(6, 182, 212, 0.08);
            border-left: 4px solid var(--accent);
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
            margin: 1.2rem 0;
        }
.highlight-box p {
            margin: 0;
            font-weight: 500;
        }
.contact-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(37, 99, 235, 0.08);
            border: 1px solid rgba(37, 99, 235, 0.2);
            padding: 0.5rem 1.2rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--primary);
            margin-top: 0.5rem;
        }
.last-updated {
            font-size: 0.85rem;
            color: var(--text);
            opacity: 0.5;
            margin-top: 2rem;
            text-align: right;
        }
.disclaimer-hero {
                padding: 2rem 1.2rem;
            }
.disclaimer-hero h1 {
                font-size: 1.6rem;
            }
.disclaimer-section {
                padding: 1.5rem 1.2rem;
            }