:root {
      --main-color: #06b6d4;
      --accent-color: #ec4899;
      --bg-dark: #0c0a1a;
      --text-light: #e0f2fe;
      --radius-lg: 20px;
      --radius-md: 16px;
      --shadow-soft: 0 8px 30px rgba(6, 182, 212, 0.15);
    }
    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-dark);
      color: var(--text-light);
      font-family: 'Inter', sans-serif;
      font-size: 0.95rem;
      overflow-x: hidden;
    }
    h1,h2,h3,h4 { font-weight: 800; letter-spacing: -0.02em; }
    .font-mono { font-family: 'SF Mono', 'Fira Code', monospace; }
    .navbar-dark { background: rgba(12, 10, 26, 0.85) !important; backdrop-filter: blur(10px); }
    .navbar-brand { font-weight: 900; font-size: 1.6rem; color: var(--main-color) !important; }
    .nav-link { color: var(--text-light) !important; font-weight: 500; margin: 0 0.3rem; }
    .nav-link:hover { color: var(--accent-color) !important; }
    .hero-section {
      min-height: 70vh;
      background-image: url('{随机图片}'); /* hero背景用占位符 */
      background-size: cover;
      background-position: center;
      background-attachment: fixed; /* 视差滚动效果 */
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      border-radius: 0 0 40px 40px;
    }
    .hero-overlay {
      position: absolute; inset: 0;
      background: linear-gradient(145deg, rgba(12,10,26,0.7) 0%, rgba(12,10,26,0.3) 100%);
      border-radius: 0 0 40px 40px;
    }
    .hero-content { position: relative; z-index: 2; padding: 2rem; }
    .hero-content h1 {
      font-size: 4rem; font-weight: 900; color: white;
      text-shadow: 0 6px 20px rgba(0,0,0,0.6);
    }
    .btn-accent { background: var(--accent-color); border: none; border-radius: 50px; padding: 0.8rem 2rem; font-weight: 600; }
    .btn-accent:hover { background: #d42d7f; }

    .section-title {
      border-left: 6px solid var(--accent-color);
      padding-left: 1rem;
      margin-bottom: 1.5rem;
      font-weight: 800;
    }
    .card-movie {
      background: #1e1b2e;
      border: 1px solid rgba(6,182,212,0.2);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      box-shadow: 0 4px 12px rgba(0,0,0,0.4);
      position: relative;
    }
    .card-movie:hover {
      transform: translateY(-8px);
      box-shadow: 0 16px 40px rgba(236,72,153,0.2), 0 4px 20px rgba(6,182,212,0.3);
    }
    .card-movie img {
      width: 100%;
      height: 280px;
      object-fit: cover;
      background: #0f0d1e;
      transition: opacity 0.4s;
    }
    .poster-gradient {
      position: relative;
    }
    .poster-gradient::after {
      content: '';
      position: absolute; bottom: 0; left: 0; right: 0;
      height: 60%;
      background: linear-gradient(to top, rgba(12,10,26,0.95) 10%, transparent);
    }
    .play-overlay {
      position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
      background: rgba(6,182,212,0.7);
      width: 60px; height: 60px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      opacity: 0; transition: opacity 0.2s;
      backdrop-filter: blur(4px);
      border: 2px solid white;
    }
    .card-movie:hover .play-overlay { opacity: 1; }
    .card-body-movie { padding: 1rem; }
    .movie-title { font-weight: 700; font-size: 1rem; margin-bottom: 0.25rem; }
    .movie-meta { font-size: 0.8rem; color: #94a3b8; }
    .rating-badge { background: var(--accent-color); border-radius: 20px; padding: 0.1rem 0.6rem; font-weight: 600; font-size: 0.75rem; }

    /* 侧边分类栏 */
    .sidebar-categories {
      background: #16132a;
      border-radius: var(--radius-lg);
      padding: 1.2rem 0.8rem;
      position: sticky; top: 90px;
      box-shadow: var(--shadow-soft);
    }
    .sidebar-categories a {
      display: block; padding: 0.6rem 1rem; color: var(--text-light);
      text-decoration: none; border-radius: 30px; margin-bottom: 0.25rem;
      font-weight: 500; transition: 0.2s;
    }
    .sidebar-categories a:hover, .sidebar-categories a.active {
      background: var(--main-color); color: #0c0a1a;
    }

    /* 翻转卡片弹窗 */
    .flip-card {
      position: fixed; inset: 0; z-index: 1050;
      background: rgba(0,0,0,0.75);
      display: none; align-items: center; justify-content: center;
      backdrop-filter: blur(6px);
    }
    .flip-card.show { display: flex; }
    .flip-inner {
      background: #1c1b2e;
      width: 90%; max-width: 600px;
      border-radius: 28px;
      padding: 2rem;
      border: 1px solid var(--main-color);
      box-shadow: 0 20px 60px rgba(6,182,212,0.3);
      transform-style: preserve-3d;
      animation: flipIn 0.4s ease;
    }
    @keyframes flipIn {
      0% { transform: rotateY(90deg); opacity: 0; }
      100% { transform: rotateY(0); opacity: 1; }
    }
    .close-btn { background: none; border: none; color: var(--accent-color); font-size: 2rem; float: right; line-height: 1; }
    .movie-detail-attr { font-size: 0.9rem; margin-bottom: 0.5rem; }
    .badge-type { background: rgba(6,182,212,0.2); color: var(--main-color); padding: 0.2rem 1rem; border-radius: 30px; }

    /* 表格对比 */
    .compare-table { width: 100%; border-collapse: collapse; }
    .compare-table th, .compare-table td { border: 1px solid #3a3552; padding: 0.8rem; }
    .compare-table thead th { background: #221e3a; }

    /* 友链 */
    .friend-links {
      background: #12101f;
      border-radius: 30px;
      padding: 2rem;
    }
    .friend-links a { color: var(--text-light); margin-right: 1.5rem; text-decoration: none; border-bottom: 1px dashed var(--main-color); }
    .friend-links a:hover { color: var(--main-color); }

    /* 图片懒加载渐显 */
    .lazy-img { opacity: 0; transition: opacity 0.4s; }
    .lazy-img.loaded { opacity: 1; }

    /* 紧凑排版 */
    .compact-grid { row-gap: 1.5rem; }
    .small-text { font-size: 0.8rem; }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .about-hero { padding: 80px 0 40px; }
.about-section { padding: 50px 0; border-bottom: 1px solid rgba(6,182,212,.1); }
.about-section:last-child { border-bottom: none; }
.about-card { background: rgba(255,255,255,.03); border: 1px solid rgba(6,182,212,.15); border-radius: var(--radius-md); padding: 30px; margin-bottom: 24px; transition: transform .3s ease, box-shadow .3s ease; }
.about-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); }
.about-icon { font-size: 2rem; color: var(--main-color); margin-bottom: 15px; }
.about-icon.pink { color: var(--accent-color); }
.about-number { font-size: 3rem; font-weight: 800; color: var(--main-color); opacity: .15; line-height: 1; }
.about-text { color: var(--text-light); opacity: .9; line-height: 1.8; }
.about-timeline { position: relative; padding-left: 30px; }
.about-timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--main-color), var(--accent-color)); }
.about-timeline-item { position: relative; margin-bottom: 30px; }
.about-timeline-item::before { content: ''; position: absolute; left: -26px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--main-color); }
.about-timeline-item:nth-child(even)::before { background: var(--accent-color); }
.about-timeline-year { font-size: .9rem; color: var(--accent-color); font-weight: 600; letter-spacing: 1px; }
.about-timeline-title { font-size: 1.2rem; font-weight: 700; color: var(--text-light); margin: 5px 0 8px; }
.about-timeline-desc { color: var(--text-light); opacity: .8; font-size: .95rem; }
.about-value-list { list-style: none; padding: 0; }
.about-value-list li { padding: 10px 0; display: flex; align-items: flex-start; gap: 12px; color: var(--text-light); opacity: .9; border-bottom: 1px solid rgba(6,182,212,.08); }
.about-value-list li:last-child { border-bottom: none; }
.about-value-list i { color: var(--main-color); margin-top: 4px; }
.about-stats { display: flex; flex-wrap: wrap; gap: 30px; margin: 30px 0; }
.about-stat { flex: 1; min-width: 150px; text-align: center; padding: 20px; background: rgba(6,182,212,.05); border-radius: var(--radius-md); border: 1px solid rgba(6,182,212,.1); }
.about-stat-num { font-size: 2.2rem; font-weight: 800; color: var(--main-color); }
.about-stat-label { color: var(--text-light); opacity: .7; font-size: .9rem; margin-top: 5px; }

/* --- 子页面追加 --- */
.guide-section {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(6, 182, 212, 0.15);
            transition: box-shadow 0.3s ease;
        }
.guide-section:hover {
            box-shadow: var(--shadow-soft);
        }
.guide-section h2 {
            color: var(--main-color);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
.guide-section h2 i {
            color: var(--accent-color);
            font-size: 1.4rem;
        }
.guide-section h3 {
            color: var(--text-light);
            font-weight: 600;
            font-size: 1.15rem;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
            padding-left: 1rem;
            border-left: 3px solid var(--accent-color);
        }
.guide-section p, .guide-section li {
            color: rgba(224, 242, 254, 0.85);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.guide-section ul, .guide-section ol {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.guide-section li {
            margin-bottom: 0.5rem;
        }
.guide-tip {
            background: rgba(6, 182, 212, 0.08);
            border-left: 4px solid var(--main-color);
            padding: 1rem 1.5rem;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 1.5rem 0;
        }
.guide-tip p {
            margin-bottom: 0;
            color: var(--text-light);
        }
.guide-tip strong {
            color: var(--main-color);
        }
.step-list {
            counter-reset: step;
            list-style: none;
            padding-left: 0 !important;
        }
.step-list li {
            counter-increment: step;
            position: relative;
            padding-left: 3rem;
            margin-bottom: 1rem;
        }
.step-list li::before {
            content: counter(step);
            position: absolute;
            left: 0;
            top: 0;
            width: 2rem;
            height: 2rem;
            background: var(--main-color);
            color: var(--bg-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
        }
.shortcut-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
.shortcut-item {
            background: rgba(6, 182, 212, 0.05);
            padding: 1.25rem;
            border-radius: var(--radius-md);
            border: 1px solid rgba(6, 182, 212, 0.1);
        }
.shortcut-item i {
            color: var(--accent-color);
            font-size: 1.3rem;
            margin-bottom: 0.75rem;
            display: block;
        }
.shortcut-item h4 {
            color: var(--text-light);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
.shortcut-item p {
            font-size: 0.85rem !important;
            margin-bottom: 0 !important;
        }
.guide-section {
                padding: 1.5rem;
            }
.guide-section h2 {
                font-size: 1.3rem;
            }
.shortcut-grid {
                grid-template-columns: 1fr;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#e0f2fe !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#e0f2fe !important; }