:root {
      --main: #2563eb;
      --accent: #06b6d4;
      --bg: #f4f8ff;
      --text: #0f1e3d;
      --card-bg: #ffffff;
      --shadow: 0 20px 35px -8px rgba(37, 99, 235, 0.25);
      --radius: 24px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      background-color: var(--bg);
      color: var(--text);
      font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      line-height: 1.65;
      letter-spacing: 0.2px;
      padding-bottom: 40px;
    }

    h1, h2, h3, .brand-font, .display-font {
      font-weight: 800;
      letter-spacing: -0.01em;
    }

    /* 拟物厚重风格 */
    .neumorph {
      background: var(--card-bg);
      border-radius: var(--radius);
      box-shadow: 12px 12px 24px rgba(37, 99, 235, 0.08), -8px -8px 20px rgba(255, 255, 255, 0.8), inset 0 0 0 1px rgba(255,255,255,0.6);
      transition: transform 0.2s ease, box-shadow 0.25s ease;
    }

    .neumorph:hover {
      box-shadow: 18px 18px 30px rgba(37, 99, 235, 0.15), -10px -10px 25px rgba(255,255,255,0.9);
      transform: translateY(-6px);
    }

    /* 渐变高光 */
    .highlight-grad {
      background: linear-gradient(145deg, rgba(255,255,255,0.9) 0%, rgba(240,248,255,0.5) 100%);
    }

    /* 滚动进度条 */
    #scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      height: 5px;
      width: 0%;
      background: linear-gradient(90deg, var(--main), var(--accent));
      z-index: 9999;
      transition: width 0.1s;
      border-radius: 0 4px 4px 0;
    }

    /* 导航栏吸顶 + 背景透明度 */
    .navbar-custom {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(244, 248, 255, 0.85);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      box-shadow: 0 4px 20px rgba(0,0,0,0.02);
      transition: background 0.3s, box-shadow 0.3s;
      padding-top: 10px;
      padding-bottom: 10px;
    }

    .navbar-custom.scrolled {
      background: rgba(244, 248, 255, 0.97);
      box-shadow: 0 8px 25px rgba(0,0,0,0.06);
    }

    .navbar-brand {
      font-size: 1.9rem;
      font-weight: 900;
      color: var(--text);
      display: flex;
      align-items: center;
      gap: 8px;
      text-shadow: 2px 2px 0 rgba(6, 182, 212, 0.15);
    }

    .navbar-brand i {
      color: var(--main);
    }

    .nav-links a {
      color: var(--text);
      font-weight: 600;
      margin-left: 1.2rem;
      text-decoration: none;
      font-size: 1.05rem;
      position: relative;
      padding-bottom: 4px;
    }

    .nav-links a:after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0%;
      height: 3px;
      background: var(--accent);
      transition: 0.2s;
      border-radius: 2px;
    }

    .nav-links a:hover:after {
      width: 100%;
    }

    .hero-stats {
      background: linear-gradient(145deg, #fff, #eef4ff);
      border-radius: 48px;
      padding: 2.5rem 2rem;
      box-shadow: var(--shadow);
    }

    .stat-num {
      font-size: 3rem;
      font-weight: 900;
      color: var(--main);
      line-height: 1.2;
      letter-spacing: -1px;
    }

    /* 海报卡片 翻转效果 */
    .flip-card {
      background: transparent;
      perspective: 1000px;
      border: none;
      height: 380px;
      cursor: pointer;
    }

    .flip-inner {
      position: relative;
      width: 100%;
      height: 100%;
      text-align: center;
      transition: transform 0.6s;
      transform-style: preserve-3d;
      border-radius: 20px;
      box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    }

    .flip-card.flipped .flip-inner {
      transform: rotateY(180deg);
    }

    .flip-front, .flip-back {
      position: absolute;
      width: 100%;
      height: 100%;
      backface-visibility: hidden;
      border-radius: 20px;
      overflow: hidden;
    }

    .flip-front {
      background: #fff;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,0.7);
    }

    .flip-front img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .card-gradient-mask {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 60%;
      background: linear-gradient(to top, rgba(15, 30, 61, 0.85), transparent);
      z-index: 2;
    }

    .play-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(15,30,61,0.25);
      opacity: 0;
      transition: opacity 0.3s;
      z-index: 5;
    }

    .flip-card:hover .play-overlay {
      opacity: 1;
    }

    .play-btn {
      width: 68px;
      height: 68px;
      background: rgba(255,255,255,0.9);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--main);
      font-size: 2rem;
      box-shadow: 0 10px 25px rgba(0,0,0,0.25);
      backdrop-filter: blur(4px);
    }

    .flip-back {
      background: linear-gradient(145deg, #ffffff, #f4f8ff);
      transform: rotateY(180deg);
      padding: 1.2rem;
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 0.4rem;
      text-align: left;
      font-size: 0.85rem;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,0.8);
    }

    .flip-back .badge-tag {
      background: var(--accent);
      color: white;
      padding: 2px 10px;
      border-radius: 20px;
      font-size: 0.7rem;
      font-weight: 600;
      display: inline-block;
    }

    .flip-back .movie-title {
      font-weight: 800;
      font-size: 1.2rem;
    }

    .flip-back .meta {
      border-bottom: 1px solid rgba(37,99,235,0.15);
      padding-bottom: 6px;
      margin-bottom: 4px;
    }

    .close-btn {
      position: absolute;
      top: 10px;
      right: 12px;
      background: rgba(0,0,0,0.04);
      border: none;
      font-size: 1.2rem;
      color: #333;
      z-index: 20;
      cursor: pointer;
      border-radius: 50%;
      width: 30px;
      height: 30px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: 0.2s;
    }

    .close-btn:hover {
      background: rgba(37,99,235,0.15);
    }

    /* 横向滚动海报 */
    .h-scroll {
      display: flex;
      gap: 20px;
      overflow-x: auto;
      padding: 15px 5px 20px;
      scroll-snap-type: x mandatory;
    }
    .h-scroll::-webkit-scrollbar { height: 8px; }
    .h-scroll::-webkit-scrollbar-thumb { background: var(--main); border-radius: 8px; }
    .h-scroll > * { flex: 0 0 220px; scroll-snap-align: start; }

    /* 分类标签 */
    .category-tag {
      display: inline-block;
      background: rgba(37,99,235,0.06);
      padding: 0.4rem 1.4rem;
      border-radius: 40px;
      font-weight: 600;
      color: var(--main);
      border: 1px solid rgba(37,99,235,0.15);
      transition: 0.15s;
      cursor: default;
    }
    .category-tag:hover {
      background: var(--main);
      color: white;
    }

    /* 对比表格 */
    .cmp-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0 10px;
    }
    .cmp-table th {
      background: #eaf2ff;
      padding: 14px 20px;
      font-weight: 700;
    }
    .cmp-table td {
      background: white;
      padding: 14px 20px;
      box-shadow: 0 4px 10px rgba(37,99,235,0.03);
    }

    /* 编号清单 */
    .steps-list {
      list-style: none;
      counter-reset: step-counter;
      padding-left: 0;
    }
    .steps-list li {
      counter-increment: step-counter;
      margin-bottom: 20px;
      font-weight: 500;
      padding-left: 45px;
      position: relative;
    }
    .steps-list li::before {
      content: counter(step-counter);
      background: var(--main);
      color: white;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      position: absolute;
      left: 0;
      top: 0;
      box-shadow: 0 4px 8px rgba(37,99,235,0.3);
    }

    /* 心情标签 */
    .mood-badge {
      background: white;
      border-radius: 40px;
      padding: 8px 22px;
      box-shadow: 0 8px 15px rgba(0,0,0,0.04);
      border: 1px solid #e0ebff;
      font-weight: 600;
      cursor: pointer;
      transition: 0.2s;
    }
    .mood-badge:hover {
      background: var(--main);
      color: white;
      border-color: var(--main);
    }

    footer a {
      color: #5b6f9e;
      text-decoration: none;
    }
    footer a:hover {
      color: var(--main);
    }

    /* 小标题 */
    .section-title {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.8rem;
      margin-bottom: 1.2rem;
    }
    .section-title i {
      color: var(--main);
    }

    .bg-soft-accent {
      background: linear-gradient(120deg, rgba(6,182,212,0.03), rgba(37,99,235,0.03));
    }

    .table-zone {
      border-radius: 30px;
      background: rgba(255,255,255,0.6);
      padding: 1.5rem;
    }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .about-hero {
            padding: 100px 0 60px;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(6, 182, 212, 0.05));
        }
.about-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px 36px;
            height: 100%;
            border: 1px solid rgba(37, 99, 235, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.about-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 28px 45px -10px rgba(37, 99, 235, 0.35);
        }
.about-icon {
            width: 60px;
            height: 60px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--main), var(--accent));
            color: #fff;
            box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.4);
        }
.about-section {
            padding: 70px 0;
        }
.about-section:nth-child(even) {
            background: var(--bg);
        }
.about-stats {
            background: linear-gradient(135deg, var(--main), var(--accent));
            border-radius: var(--radius);
            padding: 48px 32px;
            color: #fff;
            box-shadow: var(--shadow);
        }
.about-stats .stat-number {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 6px;
        }
.about-stats .stat-label {
            font-size: 14px;
            opacity: 0.85;
        }
.about-quote {
            border-left: 4px solid var(--accent);
            padding: 16px 24px;
            background: rgba(6, 182, 212, 0.06);
            border-radius: 0 16px 16px 0;
            margin: 24px 0;
            font-style: italic;
            font-size: 16px;
            color: var(--text);
        }
.content-list {
            list-style: none;
            padding: 0;
        }
.content-list li {
            padding: 10px 0 10px 28px;
            position: relative;
            font-size: 15px;
            line-height: 1.8;
        }
.content-list li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 10px;
            color: var(--main);
            font-size: 16px;
        }
.active-nav {
            color: var(--main) !important;
            font-weight: 700;
            position: relative;
        }
.active-nav::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--main), var(--accent));
        }
.timeline-item {
            display: flex;
            gap: 20px;
            margin-bottom: 32px;
            position: relative;
        }
.timeline-item:last-child {
            margin-bottom: 0;
        }
.timeline-dot {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--main), var(--accent));
            flex-shrink: 0;
            margin-top: 6px;
            box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
        }
.timeline-content {
            flex: 1;
        }
.timeline-content h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
.timeline-content p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(15, 30, 61, 0.75);
            margin-bottom: 0;
        }

/* --- 子页面追加 --- */
.disclaimer-wrap { max-width: 900px; margin: 0 auto; padding: 30px 20px 60px; }
.disclaimer-hero { text-align: center; padding: 40px 20px 20px; }
.disclaimer-hero h1 { font-size: 2.2rem; font-weight: 800; color: var(--text); margin-bottom: 15px; }
.disclaimer-hero .lead { color: #5a6b8c; font-size: 1.1rem; max-width: 650px; margin: 0 auto; }
.disclaimer-card { background: var(--card-bg); border-radius: var(--radius); padding: 30px 32px; margin: 25px 0; box-shadow: var(--shadow); }
.disclaimer-card h2 { font-size: 1.35rem; font-weight: 700; color: var(--main); margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.disclaimer-card h2 i { color: var(--accent); font-size: 1.2rem; }
.disclaimer-card p { color: var(--text); line-height: 1.8; margin-bottom: 14px; font-size: 0.98rem; }
.disclaimer-card ul { padding-left: 20px; margin-bottom: 14px; }
.disclaimer-card li { color: var(--text); line-height: 1.9; font-size: 0.96rem; }
.disclaimer-card strong { color: var(--main); font-weight: 600; }
.disclaimer-card .highlight-box { background: rgba(6, 182, 212, 0.06); border-left: 4px solid var(--accent); padding: 14px 18px; border-radius: 8px; margin: 18px 0; }
.disclaimer-card .highlight-box p { margin-bottom: 0; color: #0f1e3d; }
.disclaimer-date { text-align: center; margin-top: 40px; padding-top: 25px; border-top: 1px solid rgba(37, 99, 235, 0.15); color: #6b7a99; font-size: 0.9rem; }
.disclaimer-date i { margin-right: 6px; color: var(--accent); }
.disclaimer-hero h1 { font-size: 1.6rem; }
.disclaimer-card { padding: 22px 18px; }
.disclaimer-card h2 { font-size: 1.15rem; }

/* --- 子页面追加 --- */
/* 隐私页专属微调 */
        .privacy-section {
            padding: 60px 0;
        }
.privacy-section:nth-child(even) {
            background: linear-gradient(180deg, var(--bg) 0%, rgba(6, 182, 212, 0.04) 100%);
        }
.privacy-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(37, 99, 235, 0.08);
            transition: transform 0.3s ease;
        }
.privacy-card:hover {
            transform: translateY(-4px);
        }
.privacy-card h3 {
            color: var(--main);
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.privacy-card h3 i {
            color: var(--accent);
            font-size: 1.4rem;
        }
.privacy-card p, .privacy-card li {
            color: rgba(15, 30, 61, 0.85);
            line-height: 1.8;
        }
.privacy-card ul, .privacy-card ol {
            padding-left: 20px;
            margin-bottom: 16px;
        }
.privacy-card li {
            margin-bottom: 8px;
        }
.privacy-highlight {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(6, 182, 212, 0.08));
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
.privacy-highlight p {
            margin-bottom: 0;
        }
.privacy-badge {
            display: inline-block;
            padding: 4px 14px;
            background: linear-gradient(135deg, var(--main), var(--accent));
            color: #fff;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
.privacy-nav {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
            border: 1px solid rgba(37, 99, 235, 0.08);
        }
.privacy-nav h4 {
            color: var(--text);
            font-weight: 700;
            margin-bottom: 16px;
        }
.privacy-nav a {
            display: block;
            padding: 8px 16px;
            color: rgba(15, 30, 61, 0.75);
            text-decoration: none;
            border-radius: 8px;
            margin-bottom: 4px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }
.privacy-nav a:hover {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(6, 182, 212, 0.1));
            color: var(--main);
            padding-left: 20px;
        }
.privacy-nav a i {
            width: 24px;
            color: var(--accent);
        }
.privacy-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: 12px;
            overflow: hidden;
            margin: 20px 0;
        }
.privacy-table th {
            background: linear-gradient(135deg, var(--main), var(--accent));
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
        }
.privacy-table td {
            background: rgba(37, 99, 235, 0.03);
            padding: 12px 16px;
            border-bottom: 1px solid rgba(37, 99, 235, 0.1);
            color: rgba(15, 30, 61, 0.85);
        }
.privacy-table tr:last-child td {
            border-bottom: none;
        }
.update-date {
            display: inline-block;
            background: var(--bg);
            color: var(--main);
            padding: 8px 20px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 24px;
            border: 1px solid rgba(37, 99, 235, 0.15);
        }
.nav-links a:hover {
            color: var(--main);
            background: rgba(37, 99, 235, 0.1);
        }