:root {
      --main: #dc2626;
      --accent: #fb923c;
      --bg: #141013;
      --text: #fef2f2;
      --card-bg: #1e1a1d;
      --border: #3d3438;
      --radius-card: 14px;
      --radius-pill: 50rem;
    }

    * { font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
    body { background-color: var(--bg); color: var(--text); overflow-x: hidden; }

    /* 定制滚动条 */
    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: #1e1a1d; }
    ::-webkit-scrollbar-thumb { background: #dc2626; border-radius: 8px; }

    /* 胶囊导航 */
    .pill-nav {
      display: flex; flex-wrap: wrap; gap: 8px 18px;
      background: rgba(20, 16, 19, 0.8);
      backdrop-filter: blur(12px);
      padding: 0.8rem 1.5rem;
      border-bottom: 1px solid #2c2428;
    }
    .pill-nav a {
      color: #e8d9dc; font-weight: 600; font-size: 0.9rem;
      text-decoration: none; padding: 4px 14px;
      border-radius: var(--radius-pill); transition: all .2s;
    }
    .pill-nav a:hover, .pill-nav a.active { background: var(--main); color: #fff; box-shadow: 0 0 0 2px rgba(220,38,38,.2); }
    .navbar-brand { font-weight: 800; font-size: 1.6rem; color: var(--text) !important; letter-spacing: -0.02em; }
    .navbar-brand i { color: var(--main); margin-right: 6px; }

    /* 大数字 Hero 视差 */
    .hero-stat {
      font-size: clamp(2.5rem, 8vw, 6rem);
      font-weight: 900; color: #fff; line-height: 1;
      text-shadow: 0 10px 30px rgba(220, 38, 38, .3);
    }
    .hero-stat span { color: var(--main); }

    .parallax-bg {
      background-image: linear-gradient(147deg, #1b1117 0%, #2d1318 45%, #0d070a 100%);
      background-attachment: fixed;
      background-position: center;
      background-repeat: no-repeat;
      background-size: cover;
      position: relative;
      overflow: hidden;
    }

    /* 卡片圆角 & 轻阴影 */
    .movie-card {
      background: var(--card-bg);
      border: 1px solid #2f272b;
      border-radius: var(--radius-card);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s;
      cursor: pointer;
      height: 100%;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    .movie-card:hover {
      transform: scale(1.02);
      border-color: var(--main);
      box-shadow: 0 15px 30px rgba(220, 38, 38, 0.12);
    }
    .movie-card img {
      width: 100%; height: 260px; object-fit: cover;
      background: #2a2326; /* 占位渐显 */
      animation: fadeIn .5s;
    }
    @keyframes fadeIn { from { opacity: 0.5; } to { opacity: 1; } }

    .card-badge {
      position: absolute; top: 10px; left: 10px;
      background: var(--main); color: white;
      font-size: 0.7rem; font-weight: 700; padding: 4px 10px;
      border-radius: var(--radius-pill); letter-spacing: 0.3px;
    }
    .rating-badge {
      background: rgba(0, 0, 0, 0.75); backdrop-filter: blur(4px);
      padding: 2px 8px; border-radius: var(--radius-pill);
      font-weight: 700; color: var(--accent); border: 1px solid #ffb26b40;
    }

    .section-title {
      font-weight: 800; font-size: 1.6rem; letter-spacing: -0.02em;
      border-left: 6px solid var(--main); padding-left: 15px;
      display: flex; align-items: center; gap: 8px;
    }
    .section-title i { color: var(--main); font-size: 1.4rem; }

    .tag-pill {
      background: #2b2025; color: #f4d9dd;
      padding: 4px 14px; border-radius: 50px;
      font-size: 0.8rem; font-weight: 600; border: 1px solid #47363e;
    }

    /* 榜单奖牌 */
    .medal { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 50%; font-weight: 800; }
    .gold { background: #ffd45e; color: #3b2f00; }
    .silver { background: #cbd0da; color: #2e3238; }
    .bronze { background: #b97a4b; color: #2b1a0e; }

    .bottom-sheet {
      position: fixed; bottom: 0; left: 0; right: 0; z-index: 200;
      background: #211a1f; border-top-left-radius: 28px; border-top-right-radius: 28px;
      padding: 1.8rem 1.5rem; transform: translateY(110%);
      transition: transform .3s cubic-bezier(.22,.68,0,1);
      box-shadow: 0 -8px 40px rgba(0,0,0,.5);
      max-height: 85vh; overflow-y: auto;
      backdrop-filter: blur(10px);
    }
    .bottom-sheet.show { transform: translateY(0); }
    .sheet-backdrop {
      position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(2px);
      opacity: 0; pointer-events: none; transition: opacity .3s; z-index: 190;
    }
    .sheet-backdrop.show { opacity: 1; pointer-events: auto; }

    /* 友链样式 */
    .friend-links a {
      color: #c7b6bb; text-decoration: none; margin: 0 14px 0 0;
      border-bottom: 1px dashed #58464c; transition: color .2s;
    }
    .friend-links a:hover { color: var(--accent); }

    /* 表格对比 */
    .compare-table td, .compare-table th { background: transparent; color: var(--text); border-color: #3e3338; }
    .compare-table th { color: var(--accent); font-weight: 700; }

    /* 按钮 */
    .btn-circle { border-radius: 50px; padding: 0.4rem 1.2rem; font-weight: 600; }

    /* 数字强调 */
    .big-stat-number {
      font-size: 2.2rem; font-weight: 900; color: var(--main);
      line-height: 1;
    }

/* --- 子页面追加 --- */
.about-hero {
            padding: 100px 0 60px;
            position: relative;
            overflow: hidden;
        }
.about-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 70%;
            height: 140%;
            background: radial-gradient(circle, var(--main)20, transparent 70%);
            pointer-events: none;
        }
.about-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            position: relative;
            z-index: 1;
        }
.about-section {
            padding: 60px 0;
        }
.about-section:nth-child(even) {
            background: rgba(255,255,255,0.02);
        }
.about-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 30px;
            height: 100%;
            transition: transform 0.3s ease, border-color 0.3s ease;
        }
.about-card:hover {
            transform: translateY(-5px);
            border-color: var(--main);
        }
.about-card i {
            font-size: 2rem;
            color: var(--main);
            margin-bottom: 15px;
        }
.about-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text);
        }
.about-card p {
            color: rgba(254,242,242,0.75);
            font-size: 0.95rem;
            line-height: 1.7;
        }
.stat-item {
            text-align: center;
            padding: 20px;
        }
.stat-item .big-stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--main);
            display: block;
        }
.stat-item .stat-label {
            color: rgba(254,242,242,0.7);
            font-size: 0.9rem;
            margin-top: 5px;
        }
.about-divider {
            border-color: var(--border) !important;
            opacity: 0.3;
            margin: 40px 0;
        }
.content-block {
            color: rgba(254,242,242,0.8);
            line-height: 1.8;
            font-size: 1rem;
        }
.content-block strong {
            color: var(--text);
        }
.content-block .highlight {
            color: var(--accent);
            font-weight: 600;
        }
.feature-list {
            list-style: none;
            padding: 0;
        }
.feature-list li {
            padding: 10px 0;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            border-bottom: 1px solid rgba(61,52,56,0.3);
        }
.feature-list li:last-child {
            border-bottom: none;
        }
.feature-list i {
            color: var(--main);
            margin-top: 4px;
        }
.about-nav-link {
            color: rgba(254,242,242,0.6);
            font-weight: 500;
            transition: color 0.3s;
        }
.about-nav-link:hover {
            color: var(--text);
        }
.about-nav-link.active {
            color: var(--main) !important;
        }
.about-hero h1 {
                font-size: 2.2rem;
            }
.about-section {
                padding: 40px 0;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#fef2f2 !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#fef2f2 !important; }