:root {
      --brand-primary: #f97316;
      --brand-accent: #facc15;
      --bg-dark: #1a1410;
      --text-light: #fff7ed;
      --card-bg: #261f19;
      --border-soft: rgba(255, 247, 237, 0.08);
      --radius: 8px;
      --shadow: 0 6px 18px rgba(0,0,0,0.35);
    }

    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-dark);
      color: var(--text-light);
      font-family: 'Inter', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      line-height: 1.6;
      font-weight: 300;
    }

    h1, h2, h3, h4, .font-serif {
      font-family: 'Source Han Serif SC', '思源宋体', 'Songti SC', 'Times New Roman', serif;
      font-weight: 700;
      letter-spacing: 0.3px;
    }

    /* 滚动条 */
    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: #1a1410; }
    ::-webkit-scrollbar-thumb { background: #f97316; border-radius: 8px; }

    /* 导航 */
    .custom-nav {
      background: rgba(26, 20, 16, 0.85);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-soft);
      position: sticky;
      top: 0;
      z-index: 999;
    }
    .navbar-brand {
      font-weight: 800;
      font-size: 1.7rem;
      color: var(--brand-primary) !important;
      letter-spacing: 0.5px;
    }
    .navbar-nav .nav-link {
      color: var(--text-light) !important;
      font-weight: 400;
      margin: 0 12px;
      transition: 0.2s;
    }
    .navbar-nav .nav-link:hover {
      color: var(--brand-accent) !important;
      transform: scale(1.02);
    }

    /* hero tag cloud */
    .tag-cloud-hero {
      background: radial-gradient(circle at 20% 30%, #3d2a1a, #1a1410);
      padding: 3rem 0 1.8rem;
      text-align: center;
      border-bottom: 1px solid var(--border-soft);
    }
    .tag-cloud-hero h1 {
      font-size: 3.4rem;
      font-weight: 900;
      color: var(--brand-primary);
      text-shadow: 0 0 20px rgba(249, 115, 22, 0.4);
    }
    .tag-cloud-hero .tagline {
      color: #b3a69b;
      font-size: 1.1rem;
    }
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px 18px;
      margin: 2rem auto 0;
      max-width: 1000px;
    }
    .tag-cloud span {
      background: rgba(255, 247, 237, 0.05);
      border: 1px solid var(--border-soft);
      padding: 5px 16px;
      border-radius: 30px;
      font-size: 0.9rem;
      color: #e5d5c4;
      transition: 0.2s;
      cursor: default;
    }
    .tag-cloud span:hover {
      background: var(--brand-primary);
      color: #1a1410;
      border-color: var(--brand-primary);
    }

    /* 区块间距 */
    .section-block { padding: 3.5rem 0; }
    .section-title {
      font-size: 2.2rem;
      color: var(--text-light);
      border-left: 8px solid var(--brand-primary);
      padding-left: 1rem;
      margin-bottom: 2rem;
      font-weight: 800;
    }
    .section-title .badge-extra {
      background: var(--brand-primary);
      border-radius: 20px;
      font-size: 0.8rem;
      vertical-align: middle;
      margin-left: 12px;
      padding: 6px 14px;
      color: #fff;
    }

    /* 榜单奖牌 */
    .rank-list {
      background: var(--card-bg);
      border-radius: var(--radius);
      padding: 1rem 1.5rem;
      box-shadow: var(--shadow);
    }
    .rank-item {
      display: flex;
      align-items: center;
      padding: 0.7rem 0;
      border-bottom: 1px dashed var(--border-soft);
    }
    .rank-item:last-child { border-bottom: none; }
    .rank-medal {
      font-size: 1.7rem;
      width: 55px;
      font-weight: 800;
    }
    .medal-gold { color: #facc15; text-shadow: 0 0 6px #b45309; }
    .medal-silver { color: #cbd5e1; text-shadow: 0 0 6px #94a3b8; }
    .medal-bronze { color: #cd7f32; text-shadow: 0 0 6px #8b5e3c; }
    .rank-info {
      flex: 1;
      font-weight: 500;
    }
    .rank-score {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--brand-accent);
    }

    /* 海报卡片 */
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
      gap: 20px;
    }
    .poster-card {
      background: var(--card-bg);
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border-soft);
      transition: all 0.25s ease;
      cursor: pointer;
      box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    }
    .poster-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 14px 24px rgba(0,0,0,0.5);
      border-color: #f97316;
    }
    .poster-card img {
      width: 100%;
      aspect-ratio: 2/3;
      object-fit: cover;
      background: #362a21;
    }
    .poster-body {
      padding: 0.8rem;
    }
    .poster-title {
      font-weight: 600;
      font-size: 1rem;
      margin-bottom: 0.2rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      color: #a79b90;
      font-size: 0.75rem;
      display: flex;
      justify-content: space-between;
    }
    .poster-score {
      color: var(--brand-accent);
      font-weight: 800;
    }

    /* 分类筛选栏 */
    .category-bar {
      background: var(--card-bg);
      border-radius: var(--radius);
      padding: 1.2rem;
      position: sticky;
      top: 80px;
    }
    .cat-btn {
      background: transparent;
      border: 1px solid var(--border-soft);
      color: var(--text-light);
      border-radius: 30px;
      padding: 5px 16px;
      margin: 0.25rem 0.2rem;
      font-size: 0.9rem;
      transition: 0.2s;
      display: inline-block;
      cursor: pointer;
    }
    .cat-btn:hover, .cat-btn.active {
      background: var(--brand-primary);
      border-color: var(--brand-primary);
      color: #1a1410;
      font-weight: 500;
    }

    /* 对比表格 */
    .compare-table {
      width: 100%;
      background: var(--card-bg);
      border-radius: var(--radius);
      padding: 0.5rem;
    }
    .compare-table td, .compare-table th {
      padding: 12px 10px;
      border-bottom: 1px solid var(--border-soft);
    }
    .compare-table tr:last-child td { border-bottom: none; }
    .compare-badge {
      background: var(--brand-primary);
      border-radius: 30px;
      padding: 2px 12px;
      font-size: 0.8rem;
    }

    /* 编号清单 */
    .numbered-list {
      counter-reset: step-counter;
      list-style: none;
      padding-left: 0;
    }
    .numbered-list li {
      counter-increment: step-counter;
      margin-bottom: 1rem;
      position: relative;
      padding-left: 2.6rem;
    }
    .numbered-list li::before {
      content: counter(step-counter);
      background: var(--brand-primary);
      color: #1a1410;
      font-weight: 800;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      position: absolute;
      left: 0;
      top: 0;
      font-size: 0.9rem;
    }

    /* 按钮光泽 */
    .btn-glow {
      background: linear-gradient(90deg, #f97316, #facc15, #f97316);
      background-size: 200% 100%;
      border: none;
      color: #1a1410;
      font-weight: 600;
      transition: background-position 0.4s;
    }
    .btn-glow:hover {
      background-position: right center;
      color: #1a1410;
    }

    /* 回到顶部 */
    #backTop {
      position: fixed;
      bottom: 40px;
      right: 25px;
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: var(--brand-primary);
      color: #1a1410;
      border: none;
      font-size: 1.4rem;
      display: none;
      z-index: 999;
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.5);
      transition: 0.2s;
    }
    #backTop.show { display: block; }
    #backTop:hover { background: var(--brand-accent); }

    /* 页脚 */
    .footer-site {
      background: #100c09;
      padding: 3rem 0 2rem;
      border-top: 1px solid var(--border-soft);
    }

    /* 弹窗 */
    .modal-mask {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.7);
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 2000;
      padding: 20px;
      backdrop-filter: blur(2px);
    }
    .modal-mask.show { display: flex; }
    .modal-card {
      background: #fff;
      color: #1f1a16;
      border-radius: 16px;
      max-width: 640px;
      width: 100%;
      display: flex;
      overflow: hidden;
      box-shadow: 0 30px 40px rgba(0,0,0,0.5);
      position: relative;
    }
    .modal-card img {
      width: 200px;
      object-fit: cover;
    }
    .modal-info { padding: 20px; flex: 1; }
    .modal-close {
      position: absolute;
      top: 10px;
      right: 16px;
      font-size: 2rem;
      background: none;
      border: none;
      cursor: pointer;
      color: #333;
      line-height: 1;
    }
    @media (max-width: 576px) {
      .modal-card { flex-direction: column; }
      .modal-card img { width: 100%; height: 180px; }
    }

/* --- 子页面追加 --- */
.about-hero { background: linear-gradient(135deg, rgba(249, 115, 22, 0.15) 0%, rgba(250, 204, 21, 0.08) 100%); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 3rem 2rem; margin-bottom: 3rem; }
.about-hero h1 { color: var(--brand-primary); font-weight: 800; }
.about-hero p { color: var(--text-light); opacity: 0.85; }
.feature-list { list-style: none; padding-left: 0; }
.feature-list li { padding: 0.5rem 0; color: var(--text-light); border-bottom: 1px solid var(--border-soft); }
.feature-list li:last-child { border-bottom: none; }
.feature-list i { color: var(--brand-accent); margin-right: 0.75rem; }
.stat-card { text-align: center; padding: 1.5rem; border: 1px solid var(--border-soft); border-radius: var(--radius); background: rgba(249, 115, 22, 0.05); }
.stat-card .number { font-size: 2rem; font-weight: 800; color: var(--brand-primary); }
.stat-card .label { color: var(--text-light); opacity: 0.7; font-size: 0.9rem; }
.numbered-list .list-item { position: relative; padding: 0.75rem 0 0.75rem 2.5rem; color: var(--text-light); }
.numbered-list .list-item::before { counter-increment: about-counter; content: counter(about-counter); position: absolute; left: 0; top: 0.75rem; width: 1.8rem; height: 1.8rem; background: var(--brand-primary); color: var(--text-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; }

/* --- 子页面追加 --- */
/* 免责声明页面专属样式 */
        .disclaimer-section {
            padding: 2.5rem 0;
            border-bottom: 1px solid var(--border-soft);
        }
.disclaimer-section:last-child {
            border-bottom: none;
        }
.disclaimer-section h2 {
            color: var(--brand-primary);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
            position: relative;
            padding-left: 1rem;
        }
.disclaimer-section h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.2rem;
            width: 4px;
            height: 1.4rem;
            background: var(--brand-accent);
            border-radius: 2px;
        }
.disclaimer-section h3 {
            color: var(--text-light);
            font-weight: 600;
            font-size: 1.15rem;
            margin: 1.2rem 0 0.8rem;
        }
.disclaimer-section p {
            color: rgba(255, 247, 237, 0.85);
            line-height: 1.8;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }
.disclaimer-section ul {
            color: rgba(255, 247, 237, 0.85);
            line-height: 1.8;
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.disclaimer-section ul li {
            margin-bottom: 0.5rem;
        }
.disclaimer-highlight {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            padding: 1.5rem;
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
.disclaimer-highlight p:last-child {
            margin-bottom: 0;
        }
.disclaimer-date {
            color: rgba(255, 247, 237, 0.5);
            font-size: 0.85rem;
            margin-top: 0.5rem;
        }
.disclaimer-toc {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius);
            padding: 1.8rem 2rem;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
.disclaimer-toc h3 {
            color: var(--brand-accent);
            font-weight: 700;
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }
.disclaimer-toc ul {
            list-style: none;
            padding-left: 0;
            margin-bottom: 0;
        }
.disclaimer-toc ul li {
            margin-bottom: 0.6rem;
        }
.disclaimer-toc ul li a {
            color: var(--text-light);
            text-decoration: none;
            transition: color 0.3s ease;
            font-size: 0.95rem;
        }
.disclaimer-toc ul li a:hover {
            color: var(--brand-primary);
            padding-left: 0.3rem;
        }
.disclaimer-toc ul li a i {
            color: var(--brand-primary);
            margin-right: 0.5rem;
            font-size: 0.8rem;
        }
.disclaimer-section {
                padding: 2rem 0;
            }
.disclaimer-section h2 {
                font-size: 1.3rem;
            }
.disclaimer-toc {
                padding: 1.5rem;
            }