:root{
    --primary:#dc2626;
    --accent:#fb923c;
    --bg:#141013;
    --text:#fef2f2;
    --surface:#1e181d;
    --border:#3a2d33;
    --radius:8px;
    --shadow:0 4px 20px rgba(0,0,0,0.45);
}
*{font-family:'Inter',system-ui,-apple-system,sans-serif}
body{background:var(--bg);color:var(--text);overflow-x:hidden}
h1,h2,h3,h4,h5,h6{font-weight:900;letter-spacing:-0.02em}
a{color:var(--accent);text-decoration:none}
.mono{font-family:'SF Mono','Fira Code',monospace}
.section-title{font-size:2.2rem;font-weight:900;margin-bottom:1rem;position:relative;display:inline-block}
.section-title::after{content:'';position:absolute;bottom:-6px;left:0;width:50%;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:4px}
.text-gradient{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.navbar-main{background:rgba(20,16,19,0.85);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,0.06);transition:all .3s ease;z-index:1000}
.navbar-main.scrolled{background:rgba(20,16,19,0.97);box-shadow:0 4px 30px rgba(0,0,0,0.6)}
.navbar-brand{font-size:1.5rem;font-weight:900;color:var(--text)!important}
.navbar-brand i{color:var(--accent)}
.nav-link{font-weight:600;color:var(--text)!important;opacity:0.8;transition:.2s;margin:0 0.2rem}
.nav-link:hover{opacity:1;color:var(--accent)!important}
.hero-section{padding:5rem 0 3rem;background:radial-gradient(ellipse at 20% 50%,rgba(220,38,38,0.15),transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(251,146,60,0.08),transparent 50%)}
.hero-title{font-size:clamp(3rem,7vw,4.5rem);font-weight:900;line-height:1.1}
.hero-stat{font-size:2.5rem;font-weight:900;color:var(--accent)}
.hero-stat-label{font-size:0.85rem;text-transform:uppercase;letter-spacing:0.1em;opacity:0.7}
.movie-card{background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid rgba(255,255,255,0.04);transition:all .35s cubic-bezier(.4,0,.2,1);position:relative;cursor:pointer;height:100%}
.movie-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(220,38,38,0.3)}
.movie-card .poster{position:relative;aspect-ratio:2/3;overflow:hidden;background:#241c21}
.movie-card .poster img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.movie-card:hover .poster img{transform:scale(1.06)}
.movie-card .badge-hd{position:absolute;top:8px;right:8px;background:rgba(220,38,38,0.9);color:#fff;font-size:0.7rem;font-weight:700;padding:2px 6px;border-radius:4px;z-index:2}
.movie-card .badge-4k{position:absolute;top:8px;right:8px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:0.7rem;font-weight:700;padding:2px 6px;border-radius:4px;z-index:2}
.movie-card .info{padding:0.9rem}
.movie-card .title{font-weight:700;font-size:0.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.movie-card .meta{font-size:0.75rem;color:rgba(254,242,242,0.55);margin-top:0.2rem;display:flex;justify-content:space-between}
.movie-card .rating{color:var(--accent);font-weight:700}
.movie-card .tags{display:flex;gap:4px;flex-wrap:wrap;margin-top:6px}
.movie-card .tag{background:rgba(220,38,38,0.15);color:var(--primary);font-size:0.65rem;font-weight:600;padding:2px 6px;border-radius:4px}
.rank-item{display:flex;align-items:center;gap:1rem;padding:0.8rem;border-bottom:1px solid var(--border);transition:.2s;cursor:pointer}
.rank-item:hover{background:rgba(220,38,38,0.06)}
.rank-num{font-size:1.5rem;font-weight:900;color:var(--primary);width:2rem;text-align:center;font-style:italic}
.rank-title{font-weight:600;flex:1}
.rank-score{color:var(--accent);font-weight:700}
.section-padding{padding:4rem 0}
.category-tabs{display:flex;gap:0.5rem;flex-wrap:wrap;margin-bottom:2rem}
.category-tabs .tab{background:var(--surface);border:1px solid var(--border);padding:0.4rem 1rem;border-radius:var(--radius);font-size:0.85rem;font-weight:600;color:var(--text);cursor:pointer;transition:.2s}
.category-tabs .tab:hover,.category-tabs .tab.active{background:var(--primary);border-color:var(--primary)}
.trailer-block{background:linear-gradient(135deg,rgba(220,38,38,0.1),rgba(251,146,60,0.05));border:1px solid rgba(220,38,38,0.2);border-radius:12px;padding:2rem}
.trailer-item{display:flex;gap:1rem;align-items:center;padding:0.8rem 0;border-bottom:1px solid rgba(255,255,255,0.05)}
.trailer-item:last-child{border:none}
.play-btn{width:44px;height:44px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;flex-shrink:0;transition:.2s}
.play-btn:hover{transform:scale(1.1);background:var(--accent)}
.steps-wrap{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap;padding:2rem 0}
.step-item{text-align:center;max-width:200px}
.step-num{width:48px;height:48px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:900;margin:0 auto 0.8rem;color:#fff}
.pick-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:2rem;text-align:center}
.friend-links{background:var(--surface);border-radius:12px;padding:1.5rem;margin-top:3rem}
.friend-links a{color:var(--text);opacity:0.7;margin-right:1rem;font-size:0.85rem}
.friend-links a:hover{opacity:1;color:var(--accent)}
footer{background:#0e0a0d;padding:3rem 0 2rem;border-top:1px solid rgba(255,255,255,0.04)}
.back-to-top{position:fixed;bottom:2rem;right:2rem;width:44px;height:44px;background:var(--primary);color:#fff;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;opacity:0;visibility:hidden;transition:.3s;z-index:999;cursor:pointer;box-shadow:var(--shadow)}
.back-to-top.show{opacity:1;visibility:visible}
/* Modal */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,0.8);backdrop-filter:blur(6px);z-index:2000;display:none;align-items:center;justify-content:center;padding:1rem}
.modal-mask.show{display:flex}
.modal-card{background:var(--surface);border-radius:16px;max-width:680px;width:100%;display:flex;flex-direction:column;max-height:85vh;overflow-y:auto;position:relative;border:1px solid rgba(220,38,38,0.2)}
.modal-close{position:absolute;top:10px;right:10px;width:32px;height:32px;background:rgba(220,38,38,0.8);border:none;color:#fff;border-radius:50%;font-size:1rem;cursor:pointer;z-index:3}
.modal-close:hover{background:var(--accent)}
.modal-body{display:flex;gap:1.5rem;padding:1.5rem}
.modal-poster{width:180px;flex-shrink:0;border-radius:8px;overflow:hidden;aspect-ratio:2/3}
.modal-poster img{width:100%;height:100%;object-fit:cover}
.modal-info{flex:1}
.modal-info h3{font-size:1.4rem;margin-bottom:0.5rem}
.modal-info .meta-line{font-size:0.85rem;color:rgba(254,242,242,0.7);margin-bottom:0.3rem}
.modal-info .meta-line span{color:var(--accent);font-weight:600}
.modal-info .plot{margin-top:0.8rem;font-size:0.9rem;line-height:1.6;color:rgba(254,242,242,0.8)}
@media (max-width:576px){
    .modal-body{flex-direction:column}
    .modal-poster{width:100%;aspect-ratio:16/9}
    .hero-title{font-size:2.5rem}
    .section-title{font-size:1.6rem}
}

/* --- 子页面追加 --- */
/* 本页专属补充样式 —— 仅针对 about 页的细节做微调 */
        .about-page-hero {
            background: linear-gradient(135deg, rgba(220,38,38,0.08) 0%, rgba(251,146,60,0.05) 100%);
            border-bottom: 1px solid var(--border);
            padding: 70px 0 50px;
        }
.about-page-hero .hero-title {
            font-size: 2.8rem;
            line-height: 1.2;
        }
.about-page-hero .hero-sub {
            color: rgba(254,242,242,0.7);
            font-size: 1.1rem;
            max-width: 720px;
            margin: 20px auto 0;
        }
.about-section {
            padding: 60px 0;
            border-bottom: 1px solid rgba(58,45,51,0.5);
        }
.about-section:last-of-type {
            border-bottom: none;
        }
.about-section h2 {
            font-weight: 800;
            font-size: 1.8rem;
            margin-bottom: 24px;
            position: relative;
            padding-left: 20px;
        }
.about-section h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            border-radius: 2px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
        }
.about-section p {
            color: rgba(254,242,242,0.82);
            line-height: 1.9;
            font-size: 1.02rem;
            margin-bottom: 18px;
        }
.about-section p:last-child {
            margin-bottom: 0;
        }
.about-tag {
            display: inline-block;
            background: rgba(220,38,38,0.12);
            color: var(--accent);
            border: 1px solid rgba(220,38,38,0.3);
            border-radius: 20px;
            padding: 4px 16px;
            font-size: 0.88rem;
            font-weight: 600;
            margin: 0 8px 12px 0;
            letter-spacing: 0.5px;
        }
.about-tag i {
            margin-right: 6px;
            font-size: 0.8rem;
        }
.value-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 24px;
            height: 100%;
            transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
        }
.value-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }
.value-card .icon-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(220,38,38,0.15), rgba(251,146,60,0.15));
            border: 1px solid rgba(220,38,38,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--accent);
        }
.value-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }
.value-card p {
            font-size: 0.92rem;
            color: rgba(254,242,242,0.65);
            line-height: 1.7;
        }
.timeline-item {
            position: relative;
            padding-left: 32px;
            margin-bottom: 32px;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 6px;
            bottom: -20px;
            width: 2px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            border-radius: 1px;
        }
.timeline-item:last-child::before {
            display: none;
        }
.timeline-item .dot {
            position: absolute;
            left: 0;
            top: 8px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--surface);
            border: 2px solid var(--primary);
            z-index: 1;
        }
.timeline-item .dot::after {
            content: '';
            position: absolute;
            top: 4px;
            left: 4px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }
.timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
.timeline-item .timeline-date {
            font-family: 'mono', monospace;
            font-size: 0.82rem;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
.timeline-item p {
            font-size: 0.95rem;
            line-height: 1.8;
            color: rgba(254,242,242,0.7);
        }
.principles-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.principles-list li {
            padding: 14px 0;
            border-bottom: 1px dashed rgba(58,45,51,0.6);
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
.principles-list li:last-child {
            border-bottom: none;
        }
.principles-list li i {
            color: var(--primary);
            font-size: 1.1rem;
            margin-top: 4px;
            flex-shrink: 0;
        }
.principles-list li strong {
            color: var(--text);
            font-weight: 700;
            display: block;
            margin-bottom: 4px;
        }
.principles-list li span {
            color: rgba(254,242,242,0.7);
            font-size: 0.93rem;
            line-height: 1.7;
        }
.stat-box {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 20px;
            text-align: center;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
.stat-box:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }
.stat-box .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
.stat-box .stat-label {
            font-size: 0.88rem;
            color: rgba(254,242,242,0.6);
            margin-top: 8px;
            letter-spacing: 0.5px;
        }
.about-page-hero .hero-title {
                font-size: 2rem;
            }
.about-section h2 {
                font-size: 1.5rem;
            }
.about-page-hero {
                padding: 50px 0 36px;
            }

/* --- 子页面追加 --- */
/* 排行榜页专属样式 */
        .rank-hero {
            background: linear-gradient(135deg, rgba(220,38,38,0.15) 0%, rgba(251,146,60,0.08) 50%, rgba(20,16,19,0) 100%);
            border-bottom: 1px solid var(--border);
        }
.rank-tabs {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
.rank-tab-btn {
            padding: 8px 22px;
            border: 1px solid var(--border);
            border-radius: 30px;
            background: transparent;
            color: var(--text);
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s;
            font-weight: 500;
        }
.rank-tab-btn:hover, .rank-tab-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
.rank-table {
            width: 100%;
        }
.rank-table .rank-item {
            display: flex;
            align-items: center;
            padding: 18px 16px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            transition: all 0.3s;
            cursor: pointer;
        }
.rank-table .rank-item:hover {
            transform: translateX(4px);
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }
.rank-badge {
            width: 48px;
            height: 48px;
            min-width: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            border-radius: 10px;
            margin-right: 16px;
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--text);
        }
.rank-badge.top1 {
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
            color: #1a1a1a;
            border-color: #fbbf24;
            font-size: 26px;
        }
.rank-badge.top2 {
            background: linear-gradient(135deg, #94a3b8, #cbd5e1);
            color: #1a1a1a;
            border-color: #cbd5e1;
        }
.rank-badge.top3 {
            background: linear-gradient(135deg, #b45309, #d97706);
            color: #fff;
            border-color: #d97706;
        }
.rank-info {
            flex: 1;
            min-width: 0;
        }
.rank-info h3 {
            margin: 0 0 4px;
            font-size: 17px;
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
.rank-meta {
            font-size: 13px;
            color: rgba(254,242,242,0.6);
        }
.rank-meta span {
            margin-right: 12px;
        }
.rank-trend {
            font-size: 12px;
            margin-top: 2px;
        }
.trend-up { color: #4ade80; }
.trend-down { color: #f87171; }
.trend-flat { color: #94a3b8; }
.section-head {
            margin-bottom: 30px;
        }
.section-head h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
        }
.section-head p {
            color: rgba(254,242,242,0.6);
            max-width: 600px;
        }
.genre-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }
.genre-tag {
            padding: 5px 14px;
            border-radius: 20px;
            border: 1px solid var(--border);
            font-size: 13px;
            background: rgba(30,24,29,0.6);
            cursor: pointer;
            transition: all 0.3s;
        }
.genre-tag:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
.genre-tag.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
.note-box {
            background: rgba(251,146,60,0.08);
            border: 1px solid rgba(251,146,60,0.3);
            border-radius: var(--radius);
            padding: 18px 20px;
            margin-top: 30px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
.note-box i {
            color: var(--accent);
            font-size: 20px;
            margin-top: 2px;
        }
.note-box p {
            margin: 0;
            font-size: 14px;
            line-height: 1.7;
            color: rgba(254,242,242,0.8);
        }
.rank-badge {
                width: 40px;
                height: 40px;
                min-width: 40px;
                font-size: 18px;
                margin-right: 12px;
            }
.rank-info h3 {
                font-size: 15px;
            }
.section-head h2 {
                font-size: 22px;
            }

/* --- 子页面追加 --- */
/* 本页专属少量样式 */
        .disclaimer-section {
            padding: 60px 0;
        }
.disclaimer-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            margin-bottom: 25px;
            box-shadow: var(--shadow);
        }
.disclaimer-card h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.disclaimer-card h2 i {
            font-size: 1.3rem;
            color: var(--primary);
        }
.disclaimer-card p {
            color: var(--text);
            opacity: 0.88;
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
.disclaimer-card ul {
            padding-left: 20px;
            margin-bottom: 15px;
        }
.disclaimer-card ul li {
            color: var(--text);
            opacity: 0.85;
            line-height: 1.7;
            font-size: 0.95rem;
            margin-bottom: 8px;
        }
.highlight-box {
            background: rgba(220, 38, 38, 0.08);
            border-left: 4px solid var(--primary);
            padding: 15px 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 20px 0;
        }
.highlight-box p {
            margin-bottom: 0;
            font-weight: 500;
        }
.contact-list {
            list-style: none;
            padding-left: 0;
        }
.contact-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.95rem;
        }
.contact-list li:last-child {
            border-bottom: none;
        }
.contact-list li i {
            width: 24px;
            color: var(--accent);
            font-size: 1.1rem;
        }