:root {
            --primary: #6d5dfc;
            --accent: #22d3ee;
            --bg: #0f1020;
            --text: #e8eaf6;
            --card-radius: 20px;
            --soft-shadow: 0 8px 30px rgba(0,0,0,0.35);
            --card-shadow: 0 12px 24px -8px rgba(0,0,0,0.5);
        }
        * { box-sizing: border-box; }
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
        }
        h1, h2, h3, h4, h5, .navbar-brand {
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        .navbar {
            backdrop-filter: blur(12px);
            background: rgba(15, 16, 32, 0.75) !important;
            border-bottom: 1px solid rgba(109, 93, 252, 0.2);
            transition: background 0.3s ease;
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar.scrolled {
            background: rgba(10, 10, 25, 0.9) !important;
            box-shadow: 0 8px 20px rgba(0,0,0,0.5);
        }
        .navbar-brand {
            color: var(--text) !important;
            font-weight: 900;
            font-size: 1.5rem;
        }
        .navbar-brand i {
            color: var(--accent);
            margin-right: 6px;
        }
        .nav-link {
            color: rgba(232,234,246,0.8) !important;
            font-weight: 500;
            margin: 0 8px;
            transition: 0.2s;
        }
        .nav-link:hover { color: var(--accent) !important; }
        .navbar-toggler { border-color: rgba(255,255,255,0.3); }

        /* hero */
        .hero-section {
            position: relative;
            min-height: 75vh;
            background-image: url('{随机图片}');
            background-size: cover;
            background-position: center;
            background-attachment: fixed; /* parallax */
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 3rem 1rem;
            isolation: isolate;
        }
        .hero-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(15, 16, 32, 0.55);
            z-index: -1;
            backdrop-filter: brightness(0.7);
        }
        .hero-content h1 {
            font-size: calc(2rem + 2.8vw);
            font-weight: 900;
            text-shadow: 0 4px 20px rgba(0,0,0,0.6);
            color: #fff;
        }
        .hero-content p {
            font-size: 1.25rem;
            max-width: 700px;
            margin: 1.5rem auto 2rem;
            color: rgba(255,255,255,0.9);
        }
        .hero-btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.9rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            margin: 0.5rem;
            box-shadow: 0 8px 18px rgba(109,93,252,0.3);
            transition: 0.2s;
            display: inline-block;
            text-decoration: none;
        }
        .hero-btn-outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            box-shadow: none;
        }
        .hero-btn:hover { transform: translateY(-3px); opacity: 0.9; }

        /* section */
        .section-title {
            font-weight: 800;
            font-size: 1.9rem;
            margin-bottom: 2rem;
            border-left: 6px solid var(--primary);
            padding-left: 1.2rem;
        }
        .section-title i {
            color: var(--accent);
            margin-right: 8px;
        }

        /* cards */
        .movie-card {
            background: #1a1c2f;
            border-radius: var(--card-radius);
            overflow: hidden;
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            box-shadow: var(--card-shadow);
            cursor: pointer;
            height: 100%;
            border: 1px solid rgba(255,255,255,0.05);
        }
        .movie-card:hover {
            transform: translateY(-8px) scale(1.02);
            box-shadow: 0 18px 40px -5px rgba(0,0,0,0.7);
        }
        .movie-card img {
            width: 100%;
            aspect-ratio: 2/3;
            object-fit: cover;
            background-color: #292b45;
        }
        .card-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(109,93,252,0.9);
            color: white;
            padding: 2px 8px;
            border-radius: 30px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 5;
            backdrop-filter: blur(4px);
        }
        .card-info {
            padding: 1rem;
        }
        .card-title {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .card-meta {
            font-size: 0.8rem;
            color: rgba(232,234,246,0.7);
            font-family: 'SF Mono', 'Fira Code', monospace;
        }
        .rating {
            color: #fbbf24;
            font-weight: 600;
        }

        /* category row */
        .category-icon {
            background: #1d1f36;
            border-radius: 18px;
            padding: 1.2rem 0.5rem;
            text-align: center;
            transition: all 0.2s;
        }
        .category-icon i {
            font-size: 2rem;
            color: var(--accent);
        }
        .category-icon:hover {
            background: rgba(109,93,252,0.2);
            transform: scale(1.03);
        }

        /* 抽屉弹窗 */
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.5);
            z-index: 999;
            display: none;
            backdrop-filter: blur(2px);
        }
        .drawer-panel {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #171935;
            border-radius: 28px 28px 0 0;
            padding: 2rem 1.5rem 1.5rem;
            transform: translateY(100%);
            transition: transform 0.4s ease;
            z-index: 1000;
            max-height: 85vh;
            overflow-y: auto;
            box-shadow: 0 -8px 30px rgba(0,0,0,0.6);
        }
        .drawer-panel.show { transform: translateY(0); }
        .drawer-overlay.show { display: block; }
        .drawer-panel h5 { font-weight: 700; }
        .drawer-panel .close-btn {
            position: absolute;
            top: 20px;
            right: 20px;
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 1.5rem;
        }

        /* misc */
        .steps-circle {
            background: var(--primary);
            width: 40px;
            height: 40px;
            border-radius: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: white;
        }
        .ranking-number {
            font-family: 'SF Mono', monospace;
            background: var(--primary);
            color: white;
            border-radius: 12px;
            padding: 2px 10px;
            font-weight: 700;
        }
        .footer {
            background: #0c0d1c;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding: 2.5rem 0;
        }
        .friend-link-section {
            background: #0c0d1c;
            border-top: 1px solid #262b46;
            padding: 1.5rem 0;
        }
        .friend-link-section a {
            color: var(--accent);
            text-decoration: none;
            margin-right: 16px;
        }
        .friend-link-section a:hover { text-decoration: underline; }

        /* 专题卡片 */
        .topic-card {
            background: linear-gradient(145deg, #1c1f38, #12142a);
            border-radius: 24px;
            padding: 2rem;
            border: 1px solid rgba(109,93,252,0.2);
        }
        .topic-card h4 { color: var(--accent); }

/* --- 子页面追加 --- */
/* 本页仅补充极少量专属样式，尽量复用站内类 */
        .about-hero {
            padding: 4rem 0 2.5rem;
            text-align: center;
        }
.about-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
.about-hero p {
            max-width: 700px;
            margin: 1rem auto 0;
            color: var(--text);
            opacity: 0.85;
            font-size: 1.1rem;
        }
.about-section {
            padding: 2.5rem 0;
        }
.about-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: var(--card-radius);
            padding: 2rem;
            height: 100%;
            backdrop-filter: blur(6px);
            box-shadow: var(--soft-shadow);
        }
.about-card h2, .about-card h3 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
.about-card h2 i, .about-card h3 i {
            color: var(--accent);
            font-size: 1.3rem;
        }
.about-card p {
            color: var(--text);
            line-height: 1.7;
            opacity: 0.9;
        }
.about-card ul {
            padding-left: 1.2rem;
            color: var(--text);
            opacity: 0.9;
            line-height: 1.8;
        }
.about-card ul li {
            margin-bottom: 0.4rem;
        }
.about-highlight {
            color: var(--accent);
            font-weight: 600;
        }
.badge-about {
            background: rgba(109, 93, 252, 0.2);
            color: var(--accent);
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 500;
            display: inline-block;
            margin-bottom: 0.8rem;
            border: 1px solid rgba(34, 211, 238, 0.2);
        }
/* 覆盖bootstrap卡片可能出现的白底（如果复用） */
        .card, .card-body {
            background: transparent !important;
            color: var(--text) !important;
            border: none !important;
        }
.row.g-4 {
            --bs-gutter-y: 1.5rem;
        }
/* 页脚链接颜色与站点一致 */
        footer a {
            color: var(--accent);
        }
.nav-link.active {
            color: var(--primary) !important;
            font-weight: 600;
        }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件不破坏深色风格 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body {
            background: #181a2e;
            color: #e8eaf6;
            border-color: #2c2f4a;
        }
.accordion-button:not(.collapsed) {
            background: #20233c;
            color: #ffffff;
        }
.accordion-button::after {
            filter: invert(1);
        }
.list-group-item {
            background: #181a2e;
            color: #e8eaf6;
            border-color: #2c2f4a;
        }
.disclaimer-section {
            background: transparent;
        }
.disclaimer-box {
            background: rgba(255, 255, 255, 0.02);
            border-radius: var(--card-radius);
            padding: 2rem 2rem 2.5rem;
            box-shadow: var(--card-shadow);
            border: 1px solid #2a2d4a;
            transition: transform 0.2s ease;
        }
.disclaimer-box:hover {
            transform: translateY(-3px);
        }
.disclaimer-icon {
            color: var(--primary);
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
        }
.disclaimer-title {
            font-weight: 700;
            font-size: 1.4rem;
            letter-spacing: -0.01em;
            color: #ffffff;
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
        }
.disclaimer-title:first-of-type {
            margin-top: 1.5rem;
        }
.disclaimer-text {
            color: #c6cbf0;
            line-height: 1.8;
            font-size: 0.98rem;
        }
.disclaimer-text a {
            color: var(--accent);
            font-weight: 500;
        }
.highlight {
            color: var(--accent);
            font-weight: 500;
        }
.footer-note {
            color: #8f94b0;
        }
.list-check {
            list-style: none;
            padding-left: 0.5rem;
        }
.list-check li {
            padding-left: 1.8rem;
            position: relative;
            margin-bottom: 0.6rem;
        }
.list-check li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 0.2rem;
            color: var(--accent);
            font-size: 1rem;
        }
.btn-outline-accent {
            border: 1px solid var(--accent);
            color: var(--accent);
            background: transparent;
        }
.btn-outline-accent:hover {
            background: var(--accent);
            color: #0f1020;
        }
/* 导航高亮当前页 */
        .navbar-nav .nav-link.active {
            color: var(--accent) !important;
            font-weight: 600;
        }