:root {
            --main-color: #dc2626;
            --accent-color: #fb923c;
            --bg-color: #141013;
            --text-color: #fef2f2;
            --card-bg: #1c161b;
            --border-thick: 4px solid #000;
            --shadow-hard: 8px 8px 0 rgba(0,0,0,0.7);
            --font-title: 'Inter', sans-serif;
            --font-body: 'Inter', sans-serif;
            --font-mono: 'Courier New', monospace;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            font-family: var(--font-body);
            overflow-x: hidden;
        }

        /* 全直角、粗边框、硬阴影 */
        .sharp-card {
            border-radius: 0 !important;
            border: 3px solid #000;
            box-shadow: var(--shadow-hard);
            background-color: var(--card-bg);
        }

        .btn, .form-control, .modal-content, .navbar, .accordion-item {
            border-radius: 0 !important;
        }

        /* 导航 */
        .navbar-dark {
            background-color: #0d0a0d;
            border-bottom: 4px solid #000;
            box-shadow: 0 4px 0 rgba(0,0,0,0.5);
        }

        .navbar-brand {
            font-weight: 900;
            font-size: 1.9rem;
            letter-spacing: 1px;
            color: var(--main-color) !important;
            text-transform: uppercase;
            text-shadow: 2px 2px 0 #000;
        }

        .navbar-nav .nav-link {
            color: var(--text-color) !important;
            font-weight: 600;
            margin: 0 8px;
            border-bottom: 2px solid transparent;
        }

        .navbar-nav .nav-link:hover {
            border-bottom: 2px solid var(--main-color);
            color: var(--accent-color) !important;
        }

        /* hero */
        .hero-section {
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, #1a0d10 0%, #0f090c 100%);
            border-bottom: 6px solid #000;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: -20px;
            background-image: url('{随机图片}');
            background-size: cover;
            background-position: center;
            transform: scale(1.1);
            filter: brightness(0.4) grayscale(30%);
            z-index: 0;
            will-change: transform;
            /* 视差效果由JS控制 */
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            padding: 2rem;
            border: 4px solid rgba(255,255,255,0.2);
            background: rgba(0,0,0,0.3);
            backdrop-filter: blur(4px);
        }

        .hero-title {
            font-size: 4.5rem;
            font-weight: 900;
            color: white;
            text-shadow: 6px 6px 0 var(--main-color);
            letter-spacing: -2px;
        }

        .hero-sub {
            font-size: 1.4rem;
            font-weight: 300;
            color: #ddd;
        }

        .section-title {
            font-size: 2.3rem;
            font-weight: 900;
            border-left: 8px solid var(--main-color);
            padding-left: 1rem;
            margin: 3rem 0 1.8rem;
            letter-spacing: -0.5px;
            text-transform: uppercase;
            display: inline-block;
            background: linear-gradient(to right, var(--main-color) 0%, transparent 90%);
        }

        .section-title i {
            color: var(--accent-color);
            margin-right: 10px;
        }

        /* 卡片区域 */
        .movie-card {
            background: var(--card-bg);
            border: 3px solid #000;
            box-shadow: 6px 6px 0 rgba(0,0,0,0.7);
            transition: all 0.2s ease;
            cursor: pointer;
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .movie-card:hover {
            transform: scale(1.03);
            border-color: var(--accent-color);
            box-shadow: 10px 10px 0 rgba(220,38,38,0.3);
        }

        .movie-poster {
            position: relative;
            overflow: hidden;
            background: #000;
            aspect-ratio: 2 / 3;
        }

        .movie-poster img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .poster-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.3) 100%);
            opacity: 0.6;
            transition: 0.2s;
        }

        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60px;
            height: 60px;
            background: var(--main-color);
            border: 4px solid #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: white;
            opacity: 0;
            transition: 0.2s;
            box-shadow: 4px 4px 0 #000;
        }

        .movie-card:hover .play-btn {
            opacity: 1;
        }

        .movie-card:hover .poster-overlay {
            opacity: 0.3;
        }

        .movie-info {
            padding: 12px 12px 8px;
            flex-grow: 1;
        }

        .movie-title {
            font-weight: 800;
            font-size: 1.05rem;
            line-height: 1.3;
            margin-bottom: 4px;
        }

        .movie-meta {
            font-size: 0.8rem;
            font-family: var(--font-mono);
            color: #bbb;
            display: flex;
            justify-content: space-between;
        }

        .rating-badge {
            background: var(--main-color);
            color: white;
            font-weight: 700;
            padding: 0 6px;
            border: 1px solid #000;
        }

        /* 横向滚动 */
        .movie-scroll {
            display: flex;
            overflow-x: auto;
            gap: 20px;
            padding-bottom: 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .movie-scroll .col-auto {
            scroll-snap-align: start;
            flex: 0 0 200px;
        }

        .movie-scroll::-webkit-scrollbar {
            height: 8px;
        }

        .movie-scroll::-webkit-scrollbar-thumb {
            background: var(--main-color);
            border: 2px solid #000;
        }

        /* 矩阵区 */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 20px;
        }

        /* 热度榜 */
        .rank-list {
            background: var(--card-bg);
            border: 3px solid #000;
            box-shadow: var(--shadow-hard);
        }

        .rank-item {
            display: flex;
            align-items: center;
            padding: 14px 18px;
            border-bottom: 2px solid #2a222a;
            font-weight: 600;
            transition: 0.1s;
        }

        .rank-item:hover {
            background: rgba(220,38,38,0.1);
        }

        .rank-num {
            font-family: var(--font-mono);
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-color);
            width: 60px;
        }

        .rank-title {
            flex-grow: 1;
        }

        .rank-score {
            font-family: var(--font-mono);
            background: #000;
            padding: 4px 8px;
            border: 1px solid var(--main-color);
        }

        /* 手风琴 */
        .accordion-button {
            background-color: #1e171e;
            color: var(--text-color);
            font-weight: 600;
            border: 2px solid #000 !important;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            background-color: var(--main-color);
            color: white;
        }

        .accordion-item {
            background: var(--card-bg);
            border: 2px solid #000;
            margin-bottom: 8px;
        }

        .accordion-body {
            background: #1a131a;
        }

        /* 友链 & 页脚 */
        .friend-links {
            background: #0c090c;
            border-top: 4px solid #000;
            border-bottom: 4px solid #000;
            padding: 2rem 0;
        }

        .footer {
            background: #0a070a;
            padding: 2rem 0;
            border-top: 4px solid #000;
            color: #aaa;
        }

        .footer a {
            color: var(--accent-color);
        }

        /* 弹窗 */
        .modal-content {
            background-color: #1e161e;
            border: 4px solid #000;
            box-shadow: 12px 12px 0 rgba(0,0,0,0.6);
            color: white;
        }

        .modal-header {
            border-bottom: 2px solid #000;
        }

        .modal-body img {
            max-width: 180px;
            border: 3px solid #000;
        }

        /* 区块淡入 */
        .fade-section {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-section.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 通用 */
        .icon-list li {
            margin-bottom: 12px;
        }

        .icon-list i {
            width: 28px;
            color: var(--accent-color);
        }

        /* bootstrap 调整 */
        .btn-outline-accent {
            border: 2px solid var(--main-color);
            color: var(--main-color);
            background: transparent;
            font-weight: 600;
        }

        .btn-outline-accent:hover {
            background: var(--main-color);
            color: white;
        }

/* --- 子页面追加 --- */
/* 关于我们页面专属补充样式 */
        .about-hero { padding: 80px 0 40px; }
.about-card { background: var(--card-bg); border: 2px solid #000; box-shadow: var(--shadow-hard); padding: 30px; margin-bottom: 30px; transition: transform 0.2s ease; }
.about-card:hover { transform: translate(-2px, -2px); box-shadow: 10px 10px 0 rgba(0,0,0,0.8); }
.about-card h2 { color: var(--main-color); font-weight: 800; font-size: 1.5rem; margin-bottom: 15px; border-bottom: 2px solid rgba(220,38,38,0.3); padding-bottom: 10px; }
.about-card p { color: var(--text-color); opacity: 0.9; line-height: 1.8; }
.about-card ul { list-style: none; padding-left: 0; }
.about-card ul li { padding: 8px 0; color: var(--text-color); opacity: 0.9; border-bottom: 1px solid rgba(255,255,255,0.05); }
.about-card ul li:last-child { border-bottom: none; }
.about-card ul li i { color: var(--accent-color); margin-right: 10px; }
.about-icon { font-size: 2.5rem; color: var(--main-color); margin-bottom: 15px; display: block; }
.about-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 40px; }
.stat-box { background: var(--card-bg); border: 2px solid #000; padding: 25px 15px; text-align: center; box-shadow: var(--shadow-hard); }
.stat-box .number { font-size: 2.2rem; font-weight: 900; color: var(--main-color); font-family: var(--font-title); }
.stat-box .label { color: var(--text-color); opacity: 0.8; margin-top: 8px; font-size: 0.9rem; }
.about-feature-list { counter-reset: feature; }
.about-feature-list li { counter-increment: feature; padding-left: 35px; position: relative; }
.about-feature-list li::before { content: counter(feature); position: absolute; left: 0; top: 8px; width: 25px; height: 25px; background: var(--main-color); color: #fff; border-radius: 50%; text-align: center; line-height: 25px; font-size: 0.8rem; font-weight: 700; }
.about-quote { border-left: 4px solid var(--main-color); padding: 15px 20px; margin: 20px 0; background: rgba(220,38,38,0.05); font-style: italic; }
.about-quote i { color: var(--accent-color); }
.about-hero { padding: 40px 0 20px; }
.about-card { padding: 20px; }
.about-card h2 { font-size: 1.2rem; }
.about-stats { grid-template-columns: 1fr 1fr; }
.stat-box .number { font-size: 1.6rem; }

/* --- 子页面追加 --- */
.disclaimer-section {
            padding: 60px 0;
        }
.disclaimer-card {
            background: var(--card-bg);
            border: 2px solid rgba(255,255,255,0.08);
            border-radius: 12px;
            padding: 35px;
            margin-bottom: 30px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.3);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.disclaimer-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 30px rgba(0,0,0,0.4);
        }
.disclaimer-card h2 {
            color: var(--main-color);
            font-weight: 800;
            font-size: 1.6rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-card h2 i {
            font-size: 1.4rem;
            color: var(--accent-color);
        }
.disclaimer-card p {
            color: var(--text-color);
            line-height: 1.8;
            margin-bottom: 15px;
            opacity: 0.9;
        }
.disclaimer-card ul {
            padding-left: 20px;
            margin-bottom: 15px;
        }
.disclaimer-card ul li {
            color: var(--text-color);
            line-height: 1.8;
            margin-bottom: 8px;
            opacity: 0.9;
        }
.disclaimer-card ul li strong {
            color: var(--accent-color);
        }
.disclaimer-highlight {
            background: rgba(220, 38, 38, 0.1);
            border-left: 4px solid var(--main-color);
            padding: 15px 20px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
        }
.disclaimer-highlight p {
            margin-bottom: 0;
            font-style: italic;
        }
.page-hero {
            padding: 100px 0 60px;
            background: linear-gradient(135deg, rgba(20,16,19,0.95) 0%, rgba(30,20,25,0.9) 100%);
            border-bottom: 2px solid rgba(255,255,255,0.1);
        }
.page-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            margin-bottom: 15px;
        }
.page-hero h1 span {
            color: var(--main-color);
        }
.page-hero .lead {
            font-size: 1.2rem;
            opacity: 0.8;
            max-width: 700px;
            margin: 0 auto;
        }
.last-updated {
            display: inline-block;
            background: rgba(220, 38, 38, 0.15);
            border: 1px solid rgba(220, 38, 38, 0.3);
            color: var(--accent-color);
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.9rem;
            margin-top: 20px;
            font-weight: 500;
        }
.page-hero h1 {
                font-size: 2rem;
            }
.disclaimer-card {
                padding: 25px;
            }
.disclaimer-card h2 {
                font-size: 1.3rem;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-header { background:transparent !important; }