:root {
            --primary: #2563eb;
            --accent: #06b6d4;
            --bg: #f4f8ff;
            --text: #0f1e3d;
            --radius: 1.25rem;
            --radius-sm: 0.75rem;
            --shadow: 0 8px 20px rgba(37, 99, 235, 0.08);
            --shadow-hover: 0 16px 40px rgba(37, 99, 235, 0.18);
        }
        * { font-family: 'Inter', system-ui, -apple-system, sans-serif; }
        body { background: var(--bg); color: var(--text); overflow-x: hidden; }
        h1,h2,h3,h4 { font-weight: 800; letter-spacing: -0.02em; }

        /* 滚动进度条 */
        #scrollProgress {
            position: fixed; top: 0; left: 0; height: 4px; width: 0%;
            background: linear-gradient(90deg, var(--primary), var(--accent)); z-index: 2000;
            border-radius: 0 4px 4px 0; transition: width 0.1s;
        }

        /* 导航栏 */
        .navbar-custom {
            background: rgba(244, 248, 255, 0.7);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            transition: background 0.4s, box-shadow 0.3s;
            border-bottom: 1px solid rgba(37, 99, 235, 0.08);
        }
        .navbar-custom.scrolled {
            background: rgba(244, 248, 255, 0.95);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05);
        }
        .navbar-brand {
            font-weight: 800; font-size: 1.7rem; letter-spacing: -0.03em;
            color: var(--text); display: flex; align-items: center; gap: 0.4rem;
        }
        .navbar-brand i { color: var(--primary); font-size: 2rem; }
        .nav-link { font-weight: 600; color: var(--text); margin: 0 0.5rem; border-radius: 50px; padding: 0.5rem 1.2rem !important; transition: all 0.2s; }
        .nav-link:hover, .nav-link.active { background: var(--primary); color: white !important; }

        /* Hero */
        .hero {
            background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.08), transparent 40%),
                        radial-gradient(circle at 20% 70%, rgba(37, 99, 235, 0.06), transparent 40%);
            padding: 4rem 0 2.5rem;
            border-bottom: 1px solid rgba(37, 99, 235, 0.1);
        }
        .hero-title {
            font-size: clamp(3rem, 8vw, 4.2rem);
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.1;
        }
        .hero-sub { font-size: 1.3rem; font-weight: 300; color: #5b6b8c; margin-top: 1rem; max-width: 600px; }
        .floating-icon { position: absolute; opacity: 0.4; animation: float 6s ease-in-out infinite; }
        @keyframes float { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-12px);} }

        /* 区块 */
        .section-title {
            font-size: 2.2rem; font-weight: 800; margin-bottom: 1.8rem; position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: ''; position: absolute; bottom: -8px; left: 0; width: 60%; height: 5px;
            background: var(--primary); border-radius: 10px;
        }
        .pill-capsule { border-radius: 50px; padding: 0.4rem 1.2rem; font-weight: 500; background: white; box-shadow: var(--shadow); }

        /* 海报卡片 */
        .movie-card {
            border: none; background: white; border-radius: var(--radius); overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s; box-shadow: var(--shadow);
            height: 100%;
            cursor: pointer;
        }
        .movie-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
        .movie-poster { position: relative; aspect-ratio: 2/3; overflow: hidden; background: #e0eaff; }
        .movie-poster img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
        .movie-card:hover .movie-poster img { transform: scale(1.06); }
        .poster-gradient {
            position: absolute; inset: 0;
            background: linear-gradient(to top, rgba(15, 30, 61, 0.65), transparent 70%);
            opacity: 0.8; transition: opacity 0.3s;
        }
        .play-icon {
            position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
            background: rgba(255,255,255,0.9); width: 50px; height: 50px; border-radius: 50%;
            display: flex; align-items: center; justify-content: center; color: var(--primary);
            font-size: 1.4rem; opacity: 0; transition: opacity 0.3s;
        }
        .movie-card:hover .play-icon { opacity: 1; }
        .rating-badge { position: absolute; top: 10px; right: 10px; background: #ffbd5b; color: #0f1e3d; font-weight: 700; border-radius: 50px; padding: 0.2rem 0.7rem; font-size: 0.9rem; }
        .movie-info { padding: 1rem 0.8rem 0.9rem; }
        .movie-info h5 { font-weight: 700; font-size: 1rem; margin-bottom: 0.2rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .movie-meta { color: #5b6b8c; font-size: 0.8rem; font-weight: 400; }

        /* 横向滚动 */
        .h-scroll { display: flex; gap: 1rem; overflow-x: auto; padding: 0.5rem 0 1.5rem; scroll-snap-type: x mandatory; }
        .h-scroll .movie-card { min-width: 150px; flex: 0 0 auto; scroll-snap-align: start; }

        /* 分类筛选 */
        .cat-tag { border-radius: 50px; background: white; border: 1px solid #dce3f0; padding: 0.4rem 1.2rem; font-weight: 500; transition: 0.2s; cursor: default; }
        .cat-tag i { margin-right: 0.3rem; color: var(--primary); }

        /* 心情选片 */
        .mood-tag { background: white; border-radius: 50px; padding: 0.5rem 1.2rem; box-shadow: var(--shadow); font-weight: 600; transition: 0.2s; cursor: default; }
        .mood-tag i { margin-right: 0.4rem; color: var(--accent); }

        /* 手风琴 */
        .accordion-item { background: transparent; border: none; }
        .accordion-button:not(.collapsed) { background: rgba(37, 99, 235, 0.05); box-shadow: none; }

        /* 弹窗 */
        .detail-modal {
            position: fixed; inset: 0; z-index: 3000; display: none;
            background: rgba(15, 30, 61, 0.7); backdrop-filter: blur(8px);
        }
        .detail-modal.active { display: flex; }
        .modal-container {
            width: 80%; max-width: 650px; margin: auto; background: white; border-radius: 30px;
            padding: 2rem; position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
            background-image: url('{随机图片}'); background-size: cover; background-position: center;
            background-blend-mode: overlay; background-color: rgba(244, 248, 255, 0.9);
        }
        .close-modal { position: absolute; top: 20px; right: 20px; background: white; border: none; width: 40px; height: 40px; border-radius: 50%; font-size: 1.2rem; box-shadow: 0 2px 8px rgba(0,0,0,0.2); }

        /* 底部 */
        footer { background: #0f1e3d; color: #c9d6f0; border-radius: 40px 40px 0 0; margin-top: 3rem; }
        footer a { color: #c9d6f0; text-decoration: none; }
        .friend-links { background: white; border-radius: 50px; padding: 1.5rem 2rem; box-shadow: var(--shadow); }

        @media (max-width: 768px) {
            .hero-title { font-size: 2.5rem; }
            .section-title { font-size: 1.6rem; }
            .modal-container { width: 90%; padding: 1.5rem; }
        }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .about-hero {
            padding: 5rem 0 3rem;
            background: linear-gradient(135deg, rgba(37,99,235,0.06) 0%, rgba(6,182,212,0.06) 100%);
            border-bottom: 1px solid rgba(37,99,235,0.1);
        }
.about-section {
            padding: 3.5rem 0;
        }
.about-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 2rem;
            box-shadow: var(--shadow);
            height: 100%;
            transition: box-shadow 0.3s ease;
            border: 1px solid rgba(37,99,235,0.08);
        }
.about-card:hover {
            box-shadow: var(--shadow-hover);
        }
.about-card i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
.about-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 1rem;
        }
.about-card p {
            color: #4a5568;
            font-size: 0.95rem;
            line-height: 1.7;
        }
.stat-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            text-align: center;
            color: #fff;
        }
.stat-box .number {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 0.3rem;
        }
.stat-box .label {
            font-size: 0.9rem;
            opacity: 0.9;
        }
.section-title-custom {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 2rem;
            position: relative;
            padding-bottom: 1rem;
        }
.section-title-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
.timeline-item {
            border-left: 3px solid var(--primary);
            padding-left: 1.5rem;
            margin-bottom: 2rem;
            position: relative;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -9px;
            top: 0;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px var(--primary);
        }
.timeline-item h4 {
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
        }
.timeline-item p {
            color: #4a5568;
            font-size: 0.95rem;
        }
.feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.feature-list li {
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(37,99,235,0.08);
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: #4a5568;
        }
.feature-list li:last-child {
            border-bottom: none;
        }
.feature-list li i {
            color: var(--primary);
            font-size: 0.9rem;
            width: 20px;
        }
.about-hero { padding: 3rem 0 2rem; }
.section-title-custom { font-size: 1.6rem; }
.stat-box .number { font-size: 1.6rem; }

/* --- 子页面追加 --- */
/* 针对免责声明页面的小调整，仅使用工具类，不触碰全局组件 */
        .disclaimer-hero {
            background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(6,182,212,0.06));
            border-radius: var(--radius);
            padding: 3rem 2rem;
            margin-bottom: 2.5rem;
            border-left: 6px solid var(--primary);
        }
.disclaimer-title {
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.01em;
        }
.disclaimer-section {
            background: #ffffffcc;  /* 半透明白，与浅色背景融合 */
            backdrop-filter: blur(2px);
            border-radius: var(--radius);
            padding: 2rem 2rem 1.8rem;
            box-shadow: var(--shadow);
            border: 1px solid rgba(37,99,235,0.08);
            margin-bottom: 2rem;
            transition: box-shadow .2s;
        }
.disclaimer-section:hover {
            box-shadow: var(--shadow-hover);
        }
.disclaimer-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            border-left: 4px solid var(--accent);
            padding-left: 1rem;
            margin-bottom: 1.2rem;
        }
.disclaimer-section h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
.disclaimer-section p, .disclaimer-section li {
            color: #1e2b4f;
            line-height: 1.7;
        }
.disclaimer-section ul {
            padding-left: 1.5rem;
            list-style-type: none;
        }
.disclaimer-section ul li {
            position: relative;
            padding-left: 1.8rem;
            margin-bottom: 0.5rem;
        }
.disclaimer-section ul li::before {
            content: "✦";
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: 700;
        }
.highlight-badge {
            background: var(--primary);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            display: inline-block;
            letter-spacing: 0.02em;
            margin-bottom: 0.8rem;
        }
.contact-box {
            background: rgba(6,182,212,0.08);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            border: 1px dashed var(--primary);
        }
.footer-note {
            font-size: 0.9rem;
            color: #5d6b8c;
        }
/* 确保导航栏高亮当前页 */
        .navbar-custom .nav-link.active-disclaimer {
            color: var(--primary);
            font-weight: 600;
            border-bottom: 2px solid var(--accent);
        }
/* 避免Bootstrap默认白底干扰——仅对本页显式控制 */
        .disclaimer-section, .disclaimer-section * {
            background-color: transparent !important;
        }

/* --- 子页面追加 --- */
/* 隐私政策页专属样式 */
        .privacy-hero {
            background: linear-gradient(135deg, var(--bg) 0%, #e8f0fe 100%);
            padding: 4rem 0 3rem;
            border-bottom: 1px solid rgba(37, 99, 235, 0.08);
        }
.privacy-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 3rem 1.5rem;
        }
.privacy-section {
            background: #ffffff;
            border-radius: var(--radius);
            padding: 2.5rem;
            margin-bottom: 1.5rem;
            box-shadow: var(--shadow);
            transition: box-shadow 0.3s ease;
        }
.privacy-section:hover {
            box-shadow: var(--shadow-hover);
        }
.privacy-section h2 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 1.25rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid rgba(37, 99, 235, 0.15);
            position: relative;
        }
.privacy-section h2::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 60px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
.privacy-section h3 {
            color: var(--text);
            font-weight: 600;
            font-size: 1.15rem;
            margin: 1.5rem 0 0.75rem;
        }
.privacy-section p {
            color: #4a5568;
            line-height: 1.8;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }
.privacy-section ul {
            padding-left: 1.25rem;
            margin-bottom: 1rem;
        }
.privacy-section li {
            color: #4a5568;
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 0.5rem;
        }
.privacy-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(37, 99, 235, 0.08);
            color: var(--primary);
            border-radius: 50px;
            padding: 0.5rem 1.25rem;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 2rem;
        }
.privacy-highlight {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(6, 182, 212, 0.05));
            border-left: 4px solid var(--primary);
            padding: 1.25rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.5rem 0;
        }
.privacy-highlight p {
            margin-bottom: 0.5rem;
        }
.privacy-highlight p:last-child {
            margin-bottom: 0;
        }
.privacy-contact {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: rgba(6, 182, 212, 0.08);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            margin-top: 1.5rem;
        }
.privacy-contact i {
            font-size: 2rem;
            color: var(--accent);
        }
.privacy-contact div {
            flex: 1;
        }
.privacy-contact h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.25rem;
        }
.privacy-contact p {
            margin-bottom: 0;
            font-size: 0.9rem;
        }
.privacy-hero {
                padding: 3rem 0 2rem;
            }
.privacy-container {
                padding: 2rem 1rem;
            }
.privacy-section {
                padding: 1.75rem;
            }
.privacy-section h2 {
                font-size: 1.3rem;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-body { background:transparent !important; color:#0f1e3d !important; }
.accordion-header { background:transparent !important; }