:root {
      --primary: #2563eb;
      --accent: #06b6d4;
      --bg: #f4f8ff;
      --text: #0f1e3d;
      --card-bg: #ffffff;
      --shadow: 0 12px 24px rgba(37, 99, 235, 0.15);
      --shadow-lg: 0 22px 40px rgba(15, 30, 61, 0.2);
      --radius: 24px;
    }
    * { box-sizing: border-box; }
    body {
      background-color: var(--bg);
      color: var(--text);
      font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      line-height: 1.6;
    }
    h1,h2,h3,h4,.brand-font { font-weight: 800; letter-spacing: -0.02em; }

    /* 拟物厚重风：渐变、高光、层次 */
    .hero-section {
      background: linear-gradient(135deg, #0a1a3a 0%, #153b7a 100%);
      position: relative;
      overflow: hidden;
      padding: 8rem 0 5rem;
      box-shadow: inset 0 -20px 30px rgba(0,0,0,0.2);
    }
    .hero-section::after {
      content: '';
      position: absolute;
      top: -20%; left: 10%;
      width: 400px; height: 400px;
      background: radial-gradient(circle, rgba(6,182,212,0.3) 0%, transparent 70%);
      filter: blur(30px);
      pointer-events: none;
    }
    .hero-bg {
      position: absolute;
      inset: 0;
      background-image: url('{随机图片}');
      background-size: cover;
      background-position: center;
      background-attachment: fixed; /* parallax effect */
      transform: scale(1.1);
      opacity: 0.35;
      z-index: 0;
      will-change: transform;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      text-shadow: 0 4px 15px rgba(0,0,0,0.6);
    }
    .hero-title {
      font-size: 3.5rem;
      font-weight: 900;
      color: white;
      background: linear-gradient(90deg, #fff, #e0f2fe);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .badge-capsule {
      background: rgba(255,255,255,0.15);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255,255,255,0.3);
      color: white;
      padding: 0.4rem 1.1rem;
      border-radius: 50rem;
      font-weight: 600;
      font-size: 0.9rem;
    }

    /* 导航 */
    .navbar-91 {
      background: rgba(255,255,255,0.85);
      backdrop-filter: blur(8px);
      border-bottom: 1px solid rgba(37,99,235,0.2);
      box-shadow: 0 5px 15px rgba(0,0,0,0.05);
      padding: 0.6rem 0;
    }
    .navbar-brand-91 {
      font-size: 1.7rem;
      font-weight: 900;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.03em;
    }
    .nav-link-custom {
      font-weight: 600;
      color: var(--text) !important;
      margin: 0 0.2rem;
      padding: 0.5rem 1rem !important;
      border-radius: 50rem;
      transition: all 0.2s;
    }
    .nav-link-custom:hover {
      background: var(--primary);
      color: white !important;
      box-shadow: 0 8px 12px rgba(37,99,235,0.25);
    }

    /* 区块通用 */
    .section-title {
      font-size: 2.3rem;
      font-weight: 800;
      margin-bottom: 1.2rem;
      position: relative;
      display: inline-block;
    }
    .section-title::after {
      content: '';
      position: absolute;
      bottom: -10px; left: 0;
      width: 60%; height: 5px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      border-radius: 10px;
    }

    /* 海报卡片 拟物立体 */
    .movie-card {
      background: white;
      border-radius: var(--radius);
      box-shadow: 0 10px 20px rgba(0,0,0,0.08);
      transition: transform 0.3s ease, box-shadow 0.4s ease;
      cursor: pointer;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,0.5);
      height: 100%;
      display: flex;
      flex-direction: column;
      position: relative;
      transform: translateY(0);
    }
    .movie-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 30px 40px rgba(37,99,235,0.25);
    }
    .movie-card img {
      width: 100%;
      aspect-ratio: 2 / 3;
      object-fit: cover;
      background: #e3edff;
    }
    .movie-card-body {
      padding: 1rem;
      background: linear-gradient(180deg, #fff, #fafcff);
      flex: 1;
    }
    .movie-title {
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 0.3rem;
    }
    .movie-meta {
      font-size: 0.8rem;
      color: #4b5a7a;
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
    }
    .rating-badge {
      background: var(--primary);
      color: white;
      font-weight: 700;
      padding: 0.15rem 0.6rem;
      border-radius: 50rem;
      font-size: 0.75rem;
      margin-left: auto;
    }

    /* 榜单金银铜 */
    .ranking-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 30px; height: 30px;
      border-radius: 50%;
      font-weight: 800;
      color: white;
      background: #9aa5b8;
    }
    .rank-1 { background: linear-gradient(135deg, #ffd700, #f0b400); box-shadow: 0 4px 10px rgba(255,215,0,0.5); }
    .rank-2 { background: linear-gradient(135deg, #c0c8d0, #a7b0ba); }
    .rank-3 { background: linear-gradient(135deg, #cd7f32, #b06e2c); }

    /* 弹窗沉浸 */
    .modal-immersive {
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      background: rgba(15,30,61,0.75);
      backdrop-filter: blur(12px);
      z-index: 9999;
      display: none;
      align-items: center;
      justify-content: center;
    }
    .modal-immersive.show { display: flex; }
    .modal-content-91 {
      background: white;
      max-width: 600px;
      width: 90%;
      border-radius: 32px;
      padding: 2rem;
      box-shadow: 0 40px 80px rgba(0,0,0,0.5);
      position: relative;
      background-image: radial-gradient(circle at 20% 10%, rgba(6,182,212,0.1), transparent);
    }
    .modal-content-91 h4 { font-weight: 800; }
    .modal-close {
      position: absolute;
      top: 18px; right: 22px;
      font-size: 2rem;
      cursor: pointer;
      background: none;
      border: none;
      color: var(--text);
      line-height: 1;
    }
    .modal-backdrop-img {
      width: 100%;
      height: 120px;
      background-image: url('{随机图片}');
      background-size: cover;
      border-radius: 18px;
      margin-bottom: 1rem;
      opacity: 0.2;
      filter: blur(5px);
      background-position: center;
    }

    /* 标签页切换 */
    .tab-btn {
      border: none;
      background: transparent;
      font-weight: 600;
      padding: 0.5rem 1.5rem;
      border-radius: 50rem;
      color: var(--text);
    }
    .tab-btn.active {
      background: var(--primary);
      color: white;
      box-shadow: 0 5px 10px rgba(37,99,235,0.4);
    }
    .panel-content { display: none; }
    .panel-content.active { display: block; }

    /* 时间线 */
    .timeline {
      border-left: 4px solid var(--primary);
      margin-left: 10px;
      padding-left: 20px;
    }
    .timeline-item {
      position: relative;
      padding-bottom: 1.5rem;
    }
    .timeline-item::before {
      content: '';
      position: absolute;
      left: -27px;
      top: 5px;
      width: 12px; height: 12px;
      background: var(--accent);
      border-radius: 50%;
      border: 2px solid white;
      box-shadow: 0 0 0 3px var(--primary);
    }

    /* 推荐组件 */
    .recommend-box {
      background: linear-gradient(145deg, #ffffff, #eef4ff);
      border-radius: 30px;
      padding: 1.8rem;
      box-shadow: var(--shadow);
    }
    .random-btn {
      background: var(--accent);
      border: none;
      font-weight: 700;
      color: white;
      padding: 0.7rem 1.8rem;
      border-radius: 50rem;
    }

    footer {
      background: #0c1b3a;
      color: rgba(255,255,255,0.8);
    }
    .friend-links {
      background: white;
      border-radius: 30px;
      padding: 1.5rem;
      box-shadow: var(--shadow);
    }

    /* 错落滚动渐显 */
    .fade-up {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .fade-up.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .delay-1 { transition-delay: 0.1s; }
    .delay-2 { transition-delay: 0.2s; }
    .delay-3 { transition-delay: 0.3s; }

/* --- 子页面追加 --- */
.guide-hero { background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%); border-radius: 0 0 40px 40px; padding: 4rem 0 3rem; position: relative; overflow: hidden; }
.guide-hero::before { content: ''; position: absolute; top: -50%; right: -20%; width: 500px; height: 500px; background: rgba(255,255,255,.08); border-radius: 50%; }
.guide-hero::after { content: ''; position: absolute; bottom: -60%; left: 10%; width: 300px; height: 300px; background: rgba(255,255,255,.06); border-radius: 50%; }
.guide-hero .container { position: relative; z-index: 2; }
.guide-section { padding: 3rem 0; }
.guide-card { background: var(--card-bg); border-radius: var(--radius); box-shadow: var(--shadow); padding: 2rem; margin-bottom: 2rem; transition: transform .3s ease, box-shadow .3s ease; }
.guide-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.guide-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 1rem; background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%); color: #fff; }
.step-list { list-style: none; padding: 0; counter-reset: step-counter; }
.step-list li { counter-increment: step-counter; padding: .8rem 0 .8rem 3rem; position: relative; border-bottom: 1px dashed rgba(37,99,235,.15); }
.step-list li::before { content: counter(step-counter); position: absolute; left: 0; top: .6rem; width: 28px; height: 28px; background: var(--primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; }
.tip-box { background: rgba(6,182,212,.08); border-left: 4px solid var(--accent); padding: 1rem 1.2rem; border-radius: 0 12px 12px 0; margin-top: 1.2rem; }
.faq-item { margin-bottom: 1rem; }
.faq-question { font-weight: 600; color: var(--primary); margin-bottom: .3rem; }
.faq-answer { color: var(--text); opacity: .85; }
.guide-hero { padding: 3rem 0 2rem; }
.guide-card { padding: 1.5rem; }

/* --- 子页面追加 --- */
.disclaimer-hero {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(6, 182, 212, 0.08) 100%);
            padding: 4rem 0 3rem;
            border-radius: 0 0 var(--radius) var(--radius);
        }
.disclaimer-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.disclaimer-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
.disclaimer-card h2 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.8rem;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
.disclaimer-card p {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }
.disclaimer-card ul {
            padding-left: 1.2rem;
            color: var(--text);
            line-height: 1.8;
        }
.disclaimer-card li {
            margin-bottom: 0.6rem;
            font-size: 0.95rem;
        }
.notice-box {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(6, 182, 212, 0.06));
            border-left: 4px solid var(--accent);
            padding: 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 1.5rem 0;
        }
.notice-box p {
            margin-bottom: 0;
            color: var(--text);
        }
.notice-box strong {
            color: var(--primary);
        }
.contact-info {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.8rem 0;
            color: var(--text);
            font-size: 0.95rem;
        }
.contact-info i {
            color: var(--primary);
            width: 24px;
            font-size: 1.1rem;
        }
.badge-pill {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }
.update-date {
            color: #6c757d;
            font-size: 0.85rem;
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(15, 30, 61, 0.1);
        }
.disclaimer-card {
                padding: 1.8rem;
            }
.disclaimer-hero {
                padding: 3rem 0 2rem;
            }

/* --- 子页面追加 --- */
/* 页面专属微调 —— 仅用于排行榜页，自动合并进站点css */
    .rank-hero-sub { font-weight: 500; opacity: .85; letter-spacing: -.01em; }
.rank-tabs { display: flex; gap: .5rem; flex-wrap: wrap; }
.list-item-rank { transition: transform .2s ease, box-shadow .2s ease; }
.list-item-rank:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.rank-up { color: #10b981; font-weight: 600; }
.rank-down { color: #ef4444; font-weight: 600; }
.rank-flat { color: #64748b; font-weight: 500; }
.genre-tag { background: rgba(6,182,212,.1); color: var(--accent); padding: .2rem .7rem; border-radius: 40px; font-size: .75rem; font-weight: 600; }
.ranking-list { display: flex; flex-direction: column; gap: 1.25rem; }
.ranking-card-custom { background: var(--card-bg); border-radius: 20px; padding: 1.2rem 1.2rem; box-shadow: var(--shadow); border: 1px solid rgba(37,99,235,.08); }
.trend-badge { font-size: .7rem; background: rgba(37,99,235,.1); padding: .2rem .8rem; border-radius: 30px; letter-spacing: .02em; }
.rank-hero-title { font-size: 2.2rem; }