:root {
            --color-light: #97ecc5;
            --color-accent: #00dbe7;
            --color-mid: #01aac1;
            --color-deep: #00649f;
            --color-deep-dark: #004a78;
            --color-bg: #f5faf8;
            --color-white: #ffffff;
            --color-text: #1a2e3a;
            --color-text-light: #4a5e6e;
            --color-border: #e2f0eb;
            --color-card-shadow: rgba(0, 100, 159, 0.06);
            --color-star: #f5a623;
            --color-badge: #ff6b6b;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 100, 159, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 100, 159, 0.10);
            --shadow-lg: 0 12px 36px rgba(0, 100, 159, 0.13);
            --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --nav-height: 62px;
            --container-max: 1280px;
            --banner-height-desktop: 460px;
            --banner-height-mobile: 260px;
        }
        *,
        *::before,
        *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
        body {
            font-family: var(--font-stack);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-tap-highlight-color: transparent;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-mid);
            color: #fff;
            border: none;
            cursor: pointer;
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(1, 170, 193, 0.45);
            z-index: 9999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
        }
        .back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
        .back-to-top:hover { box-shadow: 0 6px 24px rgba(1, 170, 193, 0.65); transform: scale(1.05); }
        @media (max-width: 600px) { .back-to-top { bottom: 20px; right: 16px; width: 38px; height: 38px; font-size: 1.1rem; } }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            width: 100%;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            height: var(--nav-height);
            gap: 16px;
        }
        .site-brand { display: flex; align-items: center; gap: 8px; flex-shrink: 0; text-decoration: none; color: var(--color-deep); }
        .site-brand h1 {
            font-size: 1.45rem; font-weight: 700; letter-spacing: -0.02em; color: var(--color-deep); white-space: nowrap; margin: 0; line-height: 1;
            background: linear-gradient(135deg, var(--color-deep), var(--color-mid));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
        }
        .brand-icon {
            width: 34px; height: 34px; border-radius: 8px; background: linear-gradient(135deg, var(--color-accent), var(--color-mid));
            display: flex; align-items: center; justify-content: center; flex-shrink: 0;
        }
        .brand-icon svg { width: 20px; height: 20px; fill: #fff; }
        .nav-links { display: flex; align-items: center; gap: 6px; list-style: none; flex-wrap: wrap; justify-content: center; }
        .nav-links a {
            display: inline-block; padding: 8px 13px; border-radius: 20px; text-decoration: none; color: var(--color-text-light);
            font-size: 0.9rem; font-weight: 500; transition: var(--transition); white-space: nowrap; letter-spacing: 0.01em;
        }
        .nav-links a:hover, .nav-links a:focus-visible { background: rgba(0, 100, 159, 0.06); color: var(--color-deep); }
        .nav-links a.nav-hot { background: var(--color-badge); color: #fff; font-weight: 600; animation: pulse-badge 2s infinite; }
        @keyframes pulse-badge { 0%,100% { box-shadow: 0 0 0 0 rgba(255,107,107,0.4); } 50% { box-shadow: 0 0 0 10px rgba(255,107,107,0); } }
        .user-status {
            flex-shrink: 0; display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 6px 14px; border-radius: 22px;
            background: linear-gradient(135deg, var(--color-light), #c8f5e2); font-weight: 600; font-size: 0.88rem;
            color: var(--color-deep); transition: var(--transition); white-space: nowrap; border: 2px solid transparent;
        }
        .user-status:hover { border-color: var(--color-mid); box-shadow: var(--shadow-md); }
        .user-avatar {
            width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(135deg, var(--color-accent), var(--color-mid));
            display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 0.8rem; flex-shrink: 0;
        }
        .menu-toggle { display: none; }
        .menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; z-index: 1001; background: none; border: none; }
        .menu-btn span { display: block; width: 24px; height: 2.5px; background: var(--color-deep); border-radius: 3px; transition: var(--transition); }
        .menu-toggle:checked ~ .menu-btn span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
        .menu-toggle:checked ~ .menu-btn span:nth-child(2) { opacity: 0; }
        .menu-toggle:checked ~ .menu-btn span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
        .main-container { max-width: var(--container-max); margin: 0 auto; padding: 0 20px; }
        .banner-section { width: 100%; position: relative; overflow: hidden; background: linear-gradient(180deg, #e8f8f4, #d0f0e8); margin-bottom: 32px; }
        .banner-carousel { width: 100%; position: relative; height: var(--banner-height-desktop); overflow: hidden; }
        .banner-slides { display: flex; width: 100%; height: 100%; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1); }
        .banner-slide { min-width: 100%; height: 100%; position: relative; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
        .banner-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
        .banner-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,40,60,0.75), rgba(0,40,60,0.2) 50%, rgba(0,40,60,0.45)); display: flex; align-items: flex-end; padding: 40px 6%; pointer-events: none; }
        .banner-text { color: #fff; max-width: 600px; pointer-events: auto; }
        .banner-text h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 8px; text-shadow: 0 2px 10px rgba(0,0,0,0.5); letter-spacing: -0.01em; }
        .banner-text p { font-size: 1rem; opacity: 0.92; text-shadow: 0 1px 6px rgba(0,0,0,0.5); margin-bottom: 12px; }
        .banner-tag { display: inline-block; background: var(--color-accent); color: #000; padding: 6px 16px; border-radius: 20px; font-weight: 700; font-size: 0.85rem; letter-spacing: 0.02em; }
        .banner-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 10; }
        .banner-dots button { width: 10px; height: 10px; border-radius: 50%; border: 2px solid #fff; background: transparent; cursor: pointer; padding: 0; transition: var(--transition); }
        .banner-dots button.active { background: #fff; transform: scale(1.3); }
        .section-title-area { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
        .section-title { font-size: 1.4rem; font-weight: 700; color: var(--color-deep); display: flex; align-items: center; gap: 10px; }
        .section-title::before { content: ''; width: 5px; height: 26px; background: linear-gradient(180deg, var(--color-accent), var(--color-mid)); border-radius: 3px; flex-shrink: 0; }
        .section-badge { display: inline-flex; align-items: center; gap: 4px; background: var(--color-badge); color: #fff; padding: 5px 12px; border-radius: 14px; font-size: 0.78rem; font-weight: 700; animation: pulse-badge 2.5s infinite; white-space: nowrap; }
        .section-link { color: var(--color-mid); text-decoration: none; font-weight: 600; font-size: 0.9rem; transition: var(--transition); }
        .section-link:hover { color: var(--color-deep); text-decoration: underline; }
        .platform-intro { background: linear-gradient(135deg, #f0faf6, #e6f7f2); border-radius: var(--radius-lg); padding: 28px 32px; margin-bottom: 36px; border: 1px solid var(--color-border); text-align: center; }
        .platform-intro h3 { font-size: 1.2rem; color: var(--color-deep); margin-bottom: 8px; font-weight: 700; }
        .platform-intro p { color: var(--color-text-light); font-size: 0.95rem; max-width: 700px; margin: 0 auto; line-height: 1.7; }
        .hot-movies-section { margin-bottom: 36px; }
        .movie-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
        .movie-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); cursor: pointer; position: relative; border: 1px solid var(--color-border); }
        .movie-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-mid); }
        .movie-card .rank-badge { position: absolute; top: 8px; left: 8px; z-index: 5; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg, #ff6b6b, #ff3d3d); color: #fff; font-weight: 700; font-size: 0.75rem; display: flex; align-items: center; justify-content: center; box-shadow: 0 2px 8px rgba(255,60,60,0.4); }
        .movie-card .week-badge { position: absolute; top: 8px; right: 8px; z-index: 5; background: var(--color-accent); color: #000; font-weight: 700; font-size: 0.7rem; padding: 3px 10px; border-radius: 10px; }
        .movie-card img { width: 100%; height: 200px; object-fit: cover; display: block; background: #e8f0ec; }
        .movie-info { padding: 12px 14px; }
        .movie-info h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-text); margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .movie-meta { font-size: 0.75rem; color: var(--color-text-light); display: flex; flex-wrap: wrap; gap: 4px 10px; line-height: 1.5; }
        .movie-meta span { white-space: nowrap; }
        .movie-type-tag { display: inline-block; background: var(--color-light); color: var(--color-deep); padding: 2px 8px; border-radius: 10px; font-size: 0.7rem; font-weight: 600; }
        .stars-section { margin-bottom: 36px; }
        .stars-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
        .star-card { background: var(--color-white); border-radius: var(--radius-md); padding: 18px 14px; text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); transition: var(--transition); position: relative; }
        .star-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
        .star-card .hot-star-badge { position: absolute; top: 10px; right: 10px; background: linear-gradient(135deg, #ff9a3c, #ff6b3d); color: #fff; font-weight: 700; font-size: 0.65rem; padding: 3px 9px; border-radius: 10px; }
        .star-card img { width: 90px; height: 90px; border-radius: 50%; object-fit: cover; margin: 0 auto 10px; display: block; border: 3px solid var(--color-light); background: #e8f0ec; }
        .star-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-text); }
        .star-card p { font-size: 0.78rem; color: var(--color-text-light); margin-top: 2px; }
        .plot-section { margin-bottom: 36px; }
        .plot-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
        .plot-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); transition: var(--transition); display: flex; flex-direction: column; }
        .plot-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-mid); }
        .plot-card img { width: 100%; height: 160px; object-fit: cover; display: block; background: #e8f0ec; }
        .plot-card .plot-info { padding: 14px 16px; flex: 1; }
        .plot-card h4 { font-weight: 700; font-size: 1rem; color: var(--color-deep); margin-bottom: 4px; }
        .plot-card p { font-size: 0.83rem; color: var(--color-text-light); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
        .detail-layout { display: grid; grid-template-columns: 1fr 380px; gap: 24px; margin-bottom: 36px; align-items: start; }
        .detail-main { display: flex; flex-direction: column; gap: 18px; }
        .detail-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); transition: var(--transition); display: flex; gap: 16px; padding: 0; }
        .detail-card:hover { box-shadow: var(--shadow-md); }
        .detail-card img { width: 140px; height: 190px; object-fit: cover; flex-shrink: 0; background: #e8f0ec; border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
        .detail-card .detail-info { padding: 16px 16px 16px 0; flex: 1; display: flex; flex-direction: column; justify-content: center; }
        .detail-card h4 { font-weight: 700; font-size: 1.05rem; color: var(--color-deep); margin-bottom: 6px; }
        .detail-card .detail-meta { font-size: 0.8rem; color: var(--color-text-light); line-height: 1.6; display: flex; flex-wrap: wrap; gap: 2px 12px; }
        .detail-card .detail-desc { font-size: 0.82rem; color: var(--color-text-light); margin-top: 6px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
        .sidebar-panel { background: var(--color-white); border-radius: var(--radius-lg); padding: 22px 20px; box-shadow: var(--shadow-md); border: 1px solid var(--color-border); position: sticky; top: calc(var(--nav-height) + 20px); max-height: 75vh; display: flex; flex-direction: column; }
        .sidebar-panel h3 { font-weight: 700; font-size: 1.1rem; color: var(--color-deep); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
        .sidebar-panel h3::before { content: ''; width: 4px; height: 20px; background: var(--color-accent); border-radius: 2px; }
        .stat-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
        .stat-card { background: linear-gradient(135deg, #f0faf6, #e6f7f2); border-radius: var(--radius-sm); padding: 14px 12px; text-align: center; border: 1px solid var(--color-border); }
        .stat-card .stat-num { font-size: 1.6rem; font-weight: 700; color: var(--color-deep); line-height: 1; }
        .stat-card .stat-label { font-size: 0.72rem; color: var(--color-text-light); margin-top: 4px; }
        .update-time { font-size: 0.72rem; color: var(--color-text-light); text-align: center; margin-bottom: 14px; font-style: italic; }
        .comment-list { list-style: none; display: flex; flex-direction: column; gap: 10px; overflow-y: auto; flex: 1; padding-right: 4px; max-height: 420px; }
        .comment-list::-webkit-scrollbar { width: 4px; } .comment-list::-webkit-scrollbar-thumb { background: var(--color-light); border-radius: 4px; }
        .comment-item { background: #fafdfc; border-radius: var(--radius-sm); padding: 11px 13px; font-size: 0.78rem; color: var(--color-text-light); line-height: 1.6; border: 1px solid var(--color-border); transition: var(--transition); }
        .comment-item:hover { background: #f2faf7; }
        .comment-item .comment-author { font-weight: 700; color: var(--color-deep); font-size: 0.75rem; margin-bottom: 3px; }
        .app-download-section { margin-bottom: 36px; background: linear-gradient(135deg, #e6f4f8, #dff2f5); border-radius: var(--radius-lg); padding: 30px 28px; border: 1px solid var(--color-border); text-align: center; }
        .app-download-section h3 { font-weight: 700; font-size: 1.25rem; color: var(--color-deep); margin-bottom: 6px; }
        .app-download-section .app-subtitle { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 20px; }
        .app-buttons { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
        .app-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 28px; text-decoration: none; font-weight: 600; font-size: 0.9rem; transition: var(--transition); border: 2px solid transparent; cursor: pointer; white-space: nowrap; }
        .app-btn.android { background: #e8fce8; color: #1a5c1a; border-color: #3ddc84; } .app-btn.android:hover { background: #3ddc84; color: #fff; }
        .app-btn.ios { background: #f5f5f5; color: #1a1a1a; border-color: #555; } .app-btn.ios:hover { background: #333; color: #fff; }
        .app-btn.pc { background: #eef3f7; color: #52616b; border-color: #52616b; } .app-btn.pc:hover { background: #52616b; color: #fff; }
        .app-btn.mac { background: #f5f5f5; color: #1a1a1a; border-color: #888; } .app-btn.mac:hover { background: #444; color: #fff; }
        .app-icon { flex-shrink: 0; }
        .faq-section { margin-bottom: 36px; }
        .faq-list { display: flex; flex-direction: column; gap: 10px; }
        .faq-item { background: var(--color-white); border-radius: var(--radius-md); border: 1px solid var(--color-border); overflow: hidden; transition: var(--transition); box-shadow: var(--shadow-sm); }
        .faq-question { padding: 16px 20px; font-weight: 700; font-size: 0.95rem; color: var(--color-deep); cursor: pointer; display: flex; justify-content: space-between; align-items: center; user-select: none; background: none; border: none; width: 100%; text-align: left; font-family: inherit; }
        .faq-answer { padding: 0 20px 16px; font-size: 0.85rem; color: var(--color-text-light); line-height: 1.7; display: none; }
        .faq-item.open .faq-answer { display: block; }
        .faq-item.open .faq-question { color: var(--color-mid); }
        .faq-arrow { transition: var(--transition); font-size: 0.7rem; flex-shrink: 0; color: var(--color-text-light); }
        .faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--color-mid); }
        .site-footer { width: 100%; background: var(--color-white); border-top: 2px solid var(--color-border); padding: 28px 20px 20px; box-shadow: 0 -4px 16px rgba(0,100,159,0.04); }
        .footer-inner { max-width: var(--container-max); margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; font-size: 0.85rem; color: var(--color-text-light); }
        .footer-inner a { color: var(--color-mid); text-decoration: none; font-weight: 600; transition: var(--transition); }
        .footer-inner a:hover { color: var(--color-deep); text-decoration: underline; }
        .footer-brand-link { background: var(--color-light); padding: 8px 16px; border-radius: 20px; font-weight: 700; color: var(--color-deep) !important; }
        @media (max-width: 1024px) { .movie-grid { grid-template-columns: repeat(3,1fr); } .stars-grid { grid-template-columns: repeat(3,1fr); } .detail-layout { grid-template-columns: 1fr 300px; } .detail-card img { width:110px; height:155px; } }
        @media (max-width: 768px) {
            .nav-links { display: none; position: absolute; top: var(--nav-height); left:0; width:100%; background: var(--color-white); flex-direction: column; padding:12px 20px; gap:2px; box-shadow: var(--shadow-lg); border-bottom: 2px solid var(--color-border); z-index:999; }
            .menu-toggle:checked ~ .nav-links { display: flex; } .menu-btn { display: flex; } .nav-links a { width:100%; padding:12px 16px; border-radius:10px; }
            .movie-grid { grid-template-columns: repeat(2,1fr); } .stars-grid { grid-template-columns: repeat(2,1fr); } .plot-grid { grid-template-columns: 1fr; } .detail-layout { grid-template-columns: 1fr; } .detail-card { flex-direction: row; } .detail-card img { width:100px; height:140px; } .sidebar-panel { position:static; max-height:none; }
        }
        @media (max-width: 480px) {
            .movie-grid { grid-template-columns: repeat(2,1fr); } .movie-card img { height:135px; } .detail-card { flex-direction: column; } .detail-card img { width:100%; height:160px; border-radius: var(--radius-sm) var(--radius-sm) 0 0; }
        }