:root {
            --primary: #e50914;
            --accent: #f5c518;
            --bg-dark: #0b0b0f;
            --text-light: #f5f5f7;
            --border-color: #2a2a35;
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-light);
            font-family: 'Inter', '思源黑体', system-ui, sans-serif;
            font-weight: 300;
            line-height: 1.7;
            letter-spacing: 0.02em;
        }
        h1,h2,h3,h4,h5,.display-title {
            font-family: '思源宋体', 'Songti SC', 'Noto Serif SC', serif;
            font-weight: 700;
            letter-spacing: 0.01em;
        }
        .navbar {
            background: rgba(11, 11, 15, 0.9);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-color);
            padding: 0.8rem 0;
        }
        .navbar-brand {
            font-family: '思源宋体', serif;
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-light) !important;
            letter-spacing: 1px;
        }
        .navbar-brand i {
            color: var(--accent);
            margin-right: 6px;
        }
        .navbar .nav-link {
            color: rgba(245,245,247,0.8);
            font-weight: 400;
            margin: 0 0.5rem;
            transition: 0.2s;
            border-bottom: 1px solid transparent;
        }
        .navbar .nav-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }
        .navbar-toggler {
            border-color: var(--border-color);
        }
        .hero-section {
            position: relative;
            background: url('{随机图片}') center/cover no-repeat;
            min-height: 60vh;
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 1px solid var(--border-color);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0,0,0,0.65);
            backdrop-filter: brightness(0.8);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 3rem 1rem;
        }
        .hero-content h1 {
            font-size: clamp(3rem, 10vw, 5rem);
            color: white;
            text-shadow: 0 8px 20px rgba(0,0,0,0.8);
            margin-bottom: 1rem;
        }
        .hero-content p {
            font-size: 1.3rem;
            color: rgba(245,245,247,0.85);
            max-width: 700px;
            margin: 0 auto;
            font-weight: 300;
        }
        .section-title {
            font-size: 2.5rem;
            margin: 3rem 0 2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
            display: inline-block;
            font-weight: 800;
        }
        .filter-bar {
            border-bottom: 1px solid var(--border-color);
            padding: 1.2rem 0;
        }
        .filter-bar .btn-filter {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-light);
            border-radius: 30px;
            padding: 0.4rem 1.2rem;
            font-size: 0.9rem;
            margin-right: 0.5rem;
            transition: 0.2s;
        }
        .filter-bar .btn-filter:hover, .filter-bar .btn-filter.active {
            border-color: var(--accent);
            color: var(--accent);
        }
        .movie-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .movie-card {
            background: transparent;
            border: none;
            border-radius: 0;
            position: relative;
            overflow: hidden;
            transition: transform 0.2s;
            cursor: pointer;
            transform-style: preserve-3d;
            perspective: 1000px;
        }
        .movie-card-inner {
            position: relative;
            width: 100%;
            padding-bottom: 140%;
            transition: transform 0.5s;
            transform-style: preserve-3d;
        }
        .movie-card:hover .movie-card-inner {
            transform: rotateY(180deg);
        }
        .movie-front, .movie-back {
            position: absolute;
            width: 100%;
            height: 100%;
            backface-visibility: hidden;
            border: 1px solid var(--border-color);
            background: #12121a;
        }
        .movie-front {
            display: flex;
            flex-direction: column;
            background: #12121a;
        }
        .movie-front img {
            width: 100%;
            height: 80%;
            object-fit: cover;
            background: #1a1a22;
            transition: opacity 0.4s;
            opacity: 0;
            lazy: loading;
        }
        .movie-front img.loaded {
            opacity: 1;
        }
        .movie-back {
            transform: rotateY(180deg);
            background: #0f0f17;
            padding: 1rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
            font-size: 0.8rem;
            border: 1px solid var(--accent);
            overflow-y: auto;
        }
        .movie-back h6 {
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 0.3rem;
        }
        .movie-back p {
            margin-bottom: 0.4rem;
            color: rgba(245,245,247,0.9);
        }
        .movie-back .meta {
            font-size: 0.7rem;
            color: #aaa;
        }
        .rating-badge {
            position: absolute;
            top: 8px;
            right: 8px;
            background: rgba(0,0,0,0.7);
            color: var(--accent);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            z-index: 5;
        }
        .update-tag {
            position: absolute;
            left: 8px;
            top: 8px;
            background: var(--primary);
            color: white;
            padding: 2px 6px;
            font-size: 0.65rem;
            border-radius: 3px;
            z-index: 5;
        }
        .play-icon {
            position: absolute;
            top: 40%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 2.5rem;
            color: white;
            opacity: 0;
            transition: 0.3s;
            text-shadow: 0 2px 10px rgba(0,0,0,0.8);
            z-index: 10;
            pointer-events: none;
        }
        .movie-card:hover .play-icon {
            opacity: 1;
        }
        .rank-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 1rem;
        }
        .rank-table td, .rank-table th {
            border: 1px solid var(--border-color);
            padding: 0.8rem;
            text-align: left;
        }
        .rank-table th {
            background: #15151d;
            font-weight: 600;
            color: var(--accent);
        }
        .comparison-table {
            border: 1px solid var(--border-color);
            width: 100%;
            margin: 1.5rem 0;
        }
        .comparison-table td {
            padding: 0.8rem;
            border: 1px solid var(--border-color);
        }
        .footer {
            border-top: 1px solid var(--border-color);
            padding: 2rem 0;
            margin-top: 3rem;
            color: #aaa;
            font-size: 0.9rem;
        }
        .footer a {
            color: var(--accent);
            text-decoration: none;
        }
        .friend-links {
            border-top: 1px solid var(--border-color);
            padding: 1.5rem 0;
        }
        .friend-links h5 {
            font-size: 1.2rem;
            font-weight: 600;
        }
        .friend-links a {
            color: #ccc;
            margin-right: 1rem;
            text-decoration: underline;
        }
        .interact-widget {
            background: #14141c;
            border: 1px solid var(--border-color);
            padding: 2rem;
            text-align: center;
            margin: 3rem 0;
        }
        .btn-random {
            background: var(--primary);
            border: none;
            color: white;
            padding: 0.7rem 2rem;
            border-radius: 30px;
            font-weight: 500;
            transition: 0.2s;
            margin-top: 1rem;
        }
        .btn-random:hover {
            background: #b80712;
        }
        .genre-guide {
            background: #0f0f15;
            border: 1px solid var(--border-color);
            padding: 2rem;
            margin: 3rem 0;
        }
        .genre-guide h3 {
            color: var(--accent);
        }
        /* 滚动淡入 */
        .fade-section {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-section.visible {
            opacity: 1;
            transform: translateY(0);
        }
        /* 懒加载占位 */
        .movie-front img {
            background: linear-gradient(135deg, #1a1a22 25%, #24242e 25%, #24242e 50%, #1a1a22 50%);
            background-size: 20px 20px;
        }
        /* 移动端修正 */
        @media (max-width: 768px) {
            .movie-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .hero-content h1 {
                font-size: 2.5rem;
            }
            .navbar-nav {
                background: #0b0b0f;
                padding: 1rem;
                border-top: 1px solid var(--border-color);
            }
        }

/* --- 子页面追加 --- */
/* 本页专属微调，保持站点风格 */
        .about-hero {
            background: linear-gradient(135deg, rgba(11,11,15,.92) 0%, rgba(229,9,20,.15) 100%), var(--bg-dark);
            border-bottom: 1px solid var(--border-color);
        }
.about-section {
            padding: 70px 0;
            border-bottom: 1px solid var(--border-color);
        }
.about-section h2 {
            color: var(--accent);
            font-weight: 700;
            letter-spacing: -.02em;
            margin-bottom: 24px;
        }
.about-section h3 {
            color: var(--text-light);
            font-weight: 600;
            margin-top: 28px;
            margin-bottom: 12px;
            font-size: 1.4rem;
        }
.about-section p {
            color: rgba(245,245,247,.85);
            line-height: 1.8;
            font-weight: 300;
            max-width: 800px;
        }
.about-section ul {
            color: rgba(245,245,247,.85);
            font-weight: 300;
            padding-left: 1.2rem;
            line-height: 1.9;
        }
.about-section li {
            margin-bottom: 6px;
        }
.badge-accent {
            background: var(--accent);
            color: #0b0b0f;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 30px;
            font-size: .8rem;
        }
.feature-block {
            background: rgba(255,255,255,.02);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px 28px;
            height: 100%;
            transition: .2s ease;
        }
.feature-block:hover {
            border-color: rgba(245,197,24,.4);
        }
.feature-block i {
            color: var(--accent);
            font-size: 2rem;
            margin-bottom: 16px;
        }
.feature-block h4 {
            color: var(--text-light);
            font-weight: 600;
            font-size: 1.2rem;
        }
.feature-block p {
            font-size: .95rem;
            margin-bottom: 0;
        }
.quote-line {
            border-left: 3px solid var(--primary);
            padding-left: 20px;
            font-style: italic;
            color: rgba(245,245,247,.8);
        }
.nav-link.active-custom {
            color: var(--accent) !important;
            border-bottom: 2px solid var(--accent);
        }
/* 覆盖bootstrap默认，防止白块 */
        .navbar, .navbar-brand, .nav-link {
            background: transparent !important;
            color: var(--text-light) !important;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件默认白底黑字 */
        .card, .card-body, .card-header, .card-footer {
            background: var(--bg-dark);
            color: var(--text-light);
            border-color: var(--border-color);
        }
.card-title, .card-text {
            color: var(--text-light);
        }
.list-group-item {
            background: var(--bg-dark);
            color: var(--text-light);
            border-color: var(--border-color);
        }
.accordion-item, .accordion-button {
            background: var(--bg-dark);
            color: var(--text-light);
            border-color: var(--border-color);
        }
.accordion-button:not(.collapsed) {
            background: rgba(229, 9, 20, 0.15);
            color: var(--text-light);
        }
.form-control, .form-select {
            background: rgba(0,0,0,0.35);
            color: var(--text-light);
            border-color: var(--border-color);
        }
.form-control::placeholder {
            color: rgba(255,255,255,0.45);
        }
/* 自定义隐私政策卡片样式（不用Bootstrap card组件，自己写） */
        .privacy-panel {
            background: linear-gradient(145deg, rgba(20,20,28,0.9), rgba(10,10,15,0.95));
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 2rem 2.2rem;
            margin-bottom: 2rem;
            backdrop-filter: blur(4px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.6);
        }
.privacy-panel h2 {
            color: var(--accent);
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: 0.3px;
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            margin-bottom: 1.5rem;
        }
.privacy-panel p, .privacy-panel li {
            color: rgba(245,245,247,0.9);
            line-height: 1.8;
        }
.privacy-panel strong {
            color: var(--text-light);
        }
.privacy-panel ul {
            padding-left: 1.2rem;
        }
.privacy-panel li {
            margin-bottom: 0.5rem;
        }
.bg-glow {
            position: relative;
        }
.bg-glow::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(229,9,20,0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
            z-index: 0;
        }
.privacy-panel {
            position: relative;
            z-index: 1;
        }
/* 高亮导航当前页 */
        .navbar-nav .nav-link.active {
            color: var(--accent) !important;
            font-weight: 600;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 卡片/表格/表单等白底黑字问题 */
        .rank-table, .rank-table td, .rank-table th,
        .card, .card-body, .list-group-item,
        .form-select, .form-control {
            background: var(--bg-dark) !important;
            color: var(--text-light) !important;
            border-color: var(--border-color) !important;
        }
.rank-table thead th {
            background: rgba(255,255,255,0.05);
            color: var(--accent);
            border-bottom: 2px solid var(--border-color);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
.rank-table tbody tr:hover {
            background: rgba(229,9,20,0.08);
        }
.rank-table tbody tr:last-child td {
            border-bottom: none;
        }
/* 榜单序号徽章 */
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--border-color);
            color: var(--text-light);
        }
.rank-badge.top1 { background: var(--accent); color: #000; }
.rank-badge.top2 { background: #b8b8b8; color: #000; }
.rank-badge.top3 { background: #cd7f32; color: #000; }
/* 筛选标签组 */
        .filter-pill {
            background: rgba(255,255,255,0.06);
            border: 1px solid var(--border-color);
            color: var(--text-light);
            border-radius: 30px;
            padding: 0.4rem 1.2rem;
            font-size: 0.9rem;
            transition: all 0.2s;
            cursor: pointer;
        }
.filter-pill.active {
            background: var(--primary);
            border-color: var(--primary);
            color: white;
            font-weight: 600;
        }
.filter-pill:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
/* 推荐位卡片 */
        .mini-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border-color);
            border-radius: 14px;
            transition: transform 0.2s, border-color 0.2s;
        }
.mini-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
        }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#f5f5f7 !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#f5f5f7 !important; }