:root {
            --primary: #6d5dfc;
            --accent: #22d3ee;
            --bg: #0f1020;
            --text: #e8eaf6;
            --card-bg: #1b1d36;
            --radius: 18px;
            --shadow: 0 12px 30px rgba(0,0,0,0.5);
        }
        * { font-family: 'Inter', system-ui, sans-serif; }
        body {
            background: var(--bg);
            color: var(--text);
            letter-spacing: 0.2px;
            line-height: 1.7;
        }
        h1,h2,h3,h4,h5,.display-5 { font-weight: 800; letter-spacing: -0.02em; }
        .font-mono { font-family: 'SF Mono', 'Menlo', monospace; }

        /* 胶囊圆角 */
        .btn, .badge, .form-control, .dropdown-menu, .nav-pills .nav-link {
            border-radius: 50rem !important;
        }
        .card { border-radius: var(--radius); background: var(--card-bg); border: none; box-shadow: 0 8px 20px rgba(0,0,0,0.3); transition: all 0.25s; }
        .card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

        /* 渐变hero */
        .hero-gradient {
            background: linear-gradient(135deg, #0f1020 0%, #221c44 60%, #2b2a5e 100%);
            position: relative;
            overflow: hidden;
        }
        .hero-title {
            font-size: 3.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
            animation: floatText 4s ease-in-out infinite;
        }
        @keyframes floatText { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-8px);} }
        .hero-float { position: absolute; width: 100%; height: 100%; top:0; left:0; pointer-events: none; }
        .hero-float i { position: absolute; font-size: 2.4rem; opacity: 0.3; color: var(--accent); animation: floaty 6s infinite; }
        .hero-float i:nth-child(1){ top: 20%; left: 10%; animation-delay: 0s; }
        .hero-float i:nth-child(2){ top: 70%; left: 80%; animation-delay: 1s; font-size: 3.2rem; }
        .hero-float i:nth-child(3){ top: 40%; left: 65%; animation-delay: 2.5s; color: var(--primary); }
        @keyframes floaty { 0%,100%{ transform: translateY(0) rotate(0);} 50%{ transform: translateY(-20px) rotate(10deg);} }

        /* 导航胶囊 */
        .navbar { background: rgba(15,16,32,0.8) !important; backdrop-filter: blur(16px); border-bottom: 1px solid rgba(109,93,252,0.2); }
        .navbar .nav-link { color: var(--text); font-weight: 500; padding: 0.5rem 1rem; }
        .navbar .nav-link:hover { color: var(--accent); }

        /* 左侧分类栏 */
        .category-side {
            background: rgba(27,29,54,0.7);
            backdrop-filter: blur(10px);
            border-radius: 24px;
            padding: 1.2rem;
            position: sticky;
            top: 90px;
            height: fit-content;
        }
        .category-side .btn { background: transparent; color: var(--text); border: 1px solid #333a66; margin-bottom: 8px; width: 100%; text-align: left; padding: 10px 18px; }
        .category-side .btn:hover { border-color: var(--primary); color: white; background: rgba(109,93,252,0.15); }
        .category-side .btn i { margin-right: 8px; width: 20px; color: var(--accent); }

        /* 角标 */
        .episode-badge {
            position: absolute; top: 12px; left: 12px; background: rgba(0,0,0,0.7); 
            backdrop-filter: blur(4px); padding: 4px 10px; border-radius: 30px; font-size: 0.75rem;
            border: 1px solid var(--accent); color: #fff;
        }
        .rating-star { color: #f5c842; }

        /* 卡片翻转 */
        .flip-card { perspective: 1000px; height: 100%; min-height: 320px; }
        .flip-inner { position: relative; width: 100%; height: 100%; transition: transform 0.5s; transform-style: preserve-3d; }
        .flip-card:hover .flip-inner { transform: rotateY(180deg); }
        .flip-front, .flip-back { position: absolute; width: 100%; height: 100%; backface-visibility: hidden; border-radius: var(--radius); }
        .flip-back { transform: rotateY(180deg); background: var(--card-bg); padding: 1.5rem; overflow-y: auto; }

        /* 等宽数据 */
        .mono-stats { font-family: 'SF Mono', monospace; letter-spacing: 0.5px; }

        /* 手风琴 */
        .accordion-item { background: transparent; border: 1px solid #2d3158; border-radius: 16px; margin-bottom: 12px; }
        .accordion-button { background: rgba(109,93,252,0.1); color: var(--text); font-weight: 600; border-radius: 16px !important; }
        .accordion-button:not(.collapsed) { background: rgba(109,93,252,0.2); color: white; }

        /* 友链 */
        .friend-links a { color: var(--accent); text-decoration: none; margin-right: 1.2rem; }
        .footer { border-top: 1px solid #262b4a; }

        /* 滚动视差 */
        .parallax-bg { background-attachment: fixed; background-size: cover; }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件默认白底，保证与红叶影院深色主题融合 */
        .card, .card-body, .card-header, .card-footer {
            background: var(--card-bg);
            color: var(--text);
            border-color: rgba(255,255,255,0.08);
        }
.form-control, .form-select {
            background: rgba(15,16,32,0.8);
            border: 1px solid rgba(255,255,255,0.1);
            color: var(--text);
        }
.form-control::placeholder {
            color: rgba(232,234,246,0.5);
        }
.list-group-item, .accordion-item, .accordion-button, .accordion-body {
            background: var(--card-bg);
            color: var(--text);
            border-color: rgba(255,255,255,0.08);
        }
.accordion-button::after {
            filter: invert(0.8);
        }
.nav-link, .navbar, .navbar-brand {
            color: var(--text);
        }
.btn-outline-light {
            border-color: rgba(255,255,255,0.4);
            color: var(--text);
        }
.btn-outline-light:hover {
            background: var(--primary);
            border-color: var(--primary);
        }
/* 分类卡片悬浮效果 */
        .category-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 1.5rem 1.2rem;
            box-shadow: var(--shadow);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            height: 100%;
            border: 1px solid rgba(255,255,255,0.03);
        }
.category-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 18px 40px rgba(0,0,0,0.6);
        }
.category-icon {
            font-size: 2.2rem;
            background: linear-gradient(145deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 0.75rem;
        }
.category-title {
            font-weight: 700;
            font-size: 1.4rem;
            letter-spacing: 0.5px;
            color: var(--text);
        }
.category-desc {
            color: rgba(232,234,246,0.7);
            font-size: 0.9rem;
            line-height: 1.5;
        }
.badge-soft {
            background: rgba(109,93,252,0.2);
            color: #c9c2ff;
            padding: 0.35rem 0.8rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 500;
        }
.section-title-custom {
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
            border-bottom: 2px solid rgba(109,93,252,0.5);
            padding-bottom: 0.3rem;
        }
.genre-chip {
            display: inline-block;
            padding: 0.25rem 1rem;
            margin: 0.25rem;
            border-radius: 30px;
            background: rgba(109,93,252,0.12);
            border: 1px solid rgba(109,93,252,0.25);
            color: var(--text);
            font-size: 0.85rem;
            cursor: default;
            transition: background 0.2s;
        }
.genre-chip:hover {
            background: rgba(109,93,252,0.25);
            border-color: var(--primary);
        }
.genre-tag {
            margin-top: 1rem;
        }
.footer-links a {
            color: rgba(232,234,246,0.7);
            text-decoration: none;
            margin-right: 1.5rem;
            transition: color 0.2s;
        }
.footer-links a:hover {
            color: var(--accent);
        }
.navbar-nav .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }

/* --- 子页面追加 --- */
/* 页面专属微调 - 仅少量覆盖与补充，确保视觉延续 */
        .ranking-hero {
            padding: 3rem 0 2rem;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
.rank-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--border-color, #2c2f4a);
            padding-bottom: 0.75rem;
        }
.rank-tabs a {
            color: var(--text);
            opacity: 0.8;
            font-weight: 500;
            text-decoration: none;
            padding: 0.25rem 0.25rem;
            border-radius: 6px;
            transition: 0.2s;
        }
.rank-tabs a:hover, .rank-tabs a.active {
            opacity: 1;
            color: var(--primary);
            background: rgba(109, 93, 252, 0.08);
        }
.rank-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 0.9rem 1rem;
            margin-bottom: 0.75rem;
            box-shadow: var(--shadow);
            border: 1px solid rgba(255,255,255,0.03);
            transition: transform 0.15s ease;
        }
.rank-item:hover {
            transform: translateY(-2px);
        }
.rank-number {
            width: 2.2rem;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--primary);
            text-align: center;
            flex-shrink: 0;
            font-family: 'Inter', sans-serif;
        }
.rank-info {
            flex: 1;
            min-width: 0;
        }
.rank-title {
            font-weight: 700;
            color: var(--text);
            font-size: 1.05rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
.rank-meta {
            font-size: 0.85rem;
            opacity: 0.7;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
.rank-score {
            font-weight: 700;
            color: var(--accent);
            background: rgba(34, 211, 238, 0.12);
            padding: 0.1rem 0.6rem;
            border-radius: 30px;
            font-size: 0.9rem;
        }
.rank-cat {
            font-size: 0.75rem;
            background: rgba(109, 93, 252, 0.15);
            color: var(--primary);
            padding: 0.15rem 0.6rem;
            border-radius: 30px;
            font-weight: 600;
        }
.trend-icon {
            color: #fb7185;
            font-size: 0.9rem;
        }
.section-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin: 2rem 0 1.5rem;
            letter-spacing: -0.02em;
            border-left: 6px solid var(--primary);
            padding-left: 1rem;
        }
.section-title i {
            color: var(--accent);
            margin-right: 0.4rem;
        }
.other-rank-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.2rem;
            margin-top: 1.5rem;
        }
.other-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 1.2rem 1.2rem 1rem;
            box-shadow: var(--shadow);
            border: 1px solid rgba(255,255,255,0.03);
        }
.other-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
.mini-rank {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.mini-rank li {
            display: flex;
            align-items: baseline;
            padding: 0.4rem 0;
            border-bottom: 1px dashed rgba(255,255,255,0.06);
        }
.mini-rank .num {
            width: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }
.mini-rank .name {
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
.mini-rank .score {
            font-weight: 600;
            color: var(--accent);
            font-size: 0.9rem;
        }
.footnote {
            font-size: 0.85rem;
            opacity: 0.7;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 1rem;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件白底黑字问题 */
        .card, .card-body {
            background: var(--card-bg);
            color: var(--text);
            border-color: rgba(255,255,255,0.08);
        }
.card-title, .card-text {
            color: var(--text);
        }
/* 关于页专用样式 */
        .about-hero {
            position: relative;
            padding: 80px 0 50px;
            text-align: center;
        }
.about-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 15px;
        }
.about-hero p.lead {
            font-size: 1.2rem;
            color: rgba(232,234,246,0.75);
            max-width: 700px;
            margin: 0 auto;
        }
.about-section {
            padding: 45px 0;
        }
.about-section .card {
            border-radius: var(--radius);
            padding: 30px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(255,255,255,0.06);
        }
.about-section .card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
.about-section .card .icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            font-size: 1.4rem;
            color: #fff;
            margin-bottom: 18px;
        }
.about-section .card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
.about-section .card p {
            color: rgba(232,234,246,0.7);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
.stats-row {
            padding: 30px 0 20px;
        }
.stats-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 25px 20px;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.06);
            transition: transform 0.3s;
        }
.stats-card:hover {
            transform: scale(1.02);
        }
.stats-card .number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            font-family: 'Inter', sans-serif;
        }
.stats-card .label {
            color: rgba(232,234,246,0.6);
            font-size: 0.9rem;
            margin-top: 5px;
        }
.about-divider {
            border: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(109,93,252,0.5), transparent);
            margin: 10px 0;
        }
.page-content {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 20px;
        }
.page-content h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text);
            margin: 40px 0 20px;
            position: relative;
            padding-left: 20px;
        }
.page-content h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 4px;
            height: 24px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            border-radius: 2px;
        }
.page-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin: 25px 0 12px;
        }
.page-content p {
            color: rgba(232,234,246,0.75);
            line-height: 1.8;
            margin-bottom: 15px;
        }
.page-content ul {
            color: rgba(232,234,246,0.75);
            padding-left: 20px;
            margin-bottom: 15px;
        }
.page-content ul li {
            margin-bottom: 8px;
            line-height: 1.6;
        }
.page-content .highlight-box {
            background: rgba(109,93,252,0.1);
            border-left: 3px solid var(--primary);
            padding: 15px 20px;
            border-radius: 8px;
            margin: 20px 0;
        }
.page-content .highlight-box p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }
.about-badge {
            display: inline-block;
            background: rgba(109,93,252,0.2);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 4px 12px;
            border-radius: 20px;
            margin-right: 8px;
            margin-bottom: 8px;
        }
.about-hero h1 {
                font-size: 2rem;
            }
.about-hero p.lead {
                font-size: 1rem;
            }
.page-content h2 {
                font-size: 1.4rem;
            }

/* --- 子页面追加 --- */
/* 确保所有卡片/列表背景继承暗色主题，杜绝白块 */
        .card, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .dropdown-menu, .form-control, .form-select {
            background-color: var(--card-bg) !important;
            color: var(--text) !important;
            border-color: rgba(109, 93, 252, 0.25) !important;
        }
.disclaimer-icon {
            color: var(--accent);
            font-size: 1.5rem;
            width: 2.5rem;
            text-align: center;
        }
.section-border {
            border-left: 3px solid var(--primary);
            padding-left: 1.2rem;
        }
.footer a {
            color: rgba(232, 234, 246, 0.7);
        }
.footer a:hover {
            color: var(--accent);
            text-decoration: none;
        }

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