:root {
      --primary: #06b6d4;
      --accent: #ec4899;
      --bg-deep: #0c0a1a;
      --text-light: #e0f2fe;
      --text-dim: #8aa3b8;
      --card-bg: #17142a;
      --line-light: rgba(224, 242, 254, 0.1);
      --shadow-soft: 0 8px 24px rgba(6, 182, 212, 0.15);
      --radius: 8px;
    }

    * { font-family: 'Inter', system-ui, -apple-system, sans-serif; }

    body {
      background-color: var(--bg-deep);
      color: var(--text-light);
      letter-spacing: 0.2px;
    }

    /* 滚动进度条 */
    #progressBar {
      position: fixed;
      top: 0; left: 0;
      height: 3px;
      width: 0%;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      z-index: 9999;
      transition: width 0.1s;
    }

    /* 回到顶部按钮 */
    #backToTop {
      position: fixed;
      bottom: 30px; right: 30px;
      width: 48px; height: 48px;
      border-radius: 50%;
      background: var(--primary);
      color: white;
      border: none;
      font-size: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
      z-index: 1000;
      box-shadow: 0 4px 12px rgba(6, 182, 212, 0.4);
      cursor: pointer;
    }
    #backToTop.show {
      opacity: 1;
      visibility: visible;
    }

    /* 导航栏 */
    .navbar-custom {
      background: rgba(12, 10, 26, 0.9);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--line-light);
      padding: 12px 0;
    }
    .navbar-brand {
      font-weight: 800;
      font-size: 1.5rem;
      color: var(--text-light) !important;
      letter-spacing: -0.5px;
    }
    .navbar-brand i {
      color: var(--accent);
      margin-right: 6px;
    }
    .nav-link {
      color: var(--text-light) !important;
      margin: 0 12px;
      font-weight: 500;
      font-size: 0.95rem;
      transition: color 0.2s;
    }
    .nav-link:hover { color: var(--primary) !important; }

    /* 超大标题 */
    .hero-title {
      font-size: 3.8rem;
      font-weight: 900;
      line-height: 1.1;
      color: var(--text-light);
    }
    .hero-title span {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    @media (max-width: 768px) {
      .hero-title { font-size: 2.4rem; }
    }

    /* 区块标题 */
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-light);
      border-left: 4px solid var(--accent);
      padding-left: 16px;
      margin-bottom: 24px;
    }

    /* 影片卡片 */
    .movie-card {
      background: var(--card-bg);
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid transparent;
      transition: transform 0.3s ease, border-color 0.3s, box-shadow 0.3s;
      cursor: pointer;
      box-shadow: 0 4px 12px rgba(0,0,0,0.4);
      height: 100%;
      position: relative;
    }
    .movie-card:hover {
      transform: scale(1.02);
      border-color: var(--primary);
      box-shadow: 0 8px 28px rgba(6, 182, 212, 0.2);
    }
    .movie-card .poster-wrapper {
      position: relative;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      background: #1e1a30;
    }
    .movie-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .gradient-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(12,10,26,0.9) 0%, transparent 60%);
    }
    .play-overlay {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      font-size: 3.2rem;
      color: rgba(255,255,255,0.85);
      text-shadow: 0 4px 20px rgba(0,0,0,0.6);
      opacity: 0;
      transition: opacity 0.3s;
    }
    .movie-card:hover .play-overlay {
      opacity: 1;
    }
    .movie-info {
      padding: 12px 14px 14px;
    }
    .movie-title {
      font-weight: 700;
      font-size: 1rem;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .movie-meta {
      display: flex;
      gap: 8px;
      font-size: 0.8rem;
      color: var(--text-dim);
      align-items: center;
    }
    .badge-score {
      background: rgba(236, 72, 153, 0.2);
      color: #f9a8d4;
      padding: 2px 8px;
      border-radius: 20px;
      font-weight: 600;
      font-size: 0.7rem;
    }

    /* 翻转卡片弹窗 (点击后原地翻转) */
    .flip-card-container {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: rgba(0,0,0,0.7);
      backdrop-filter: blur(6px);
      display: none;
      align-items: center;
      justify-content: center;
      z-index: 2000;
    }
    .flip-card-inner {
      width: 340px;
      max-width: 90vw;
      min-height: 420px;
      background: var(--card-bg);
      border-radius: 16px;
      box-shadow: 0 20px 60px rgba(0,0,0,0.8);
      border: 1px solid var(--primary);
      position: relative;
      padding: 28px 20px 24px;
    }
    .flip-close {
      position: absolute;
      top: 12px; right: 16px;
      font-size: 1.4rem;
      color: var(--text-dim);
      background: none;
      border: none;
      cursor: pointer;
    }
    .flip-close:hover { color: var(--accent); }
    .flip-title {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 12px;
      color: var(--primary);
    }
    .flip-detail-item {
      margin-bottom: 10px;
      color: var(--text-light);
    }
    .flip-detail-item strong {
      color: var(--accent);
      width: 60px;
      display: inline-block;
    }
    .flip-plot {
      margin-top: 14px;
      border-top: 1px solid var(--line-light);
      padding-top: 14px;
      font-size: 0.9rem;
      color: var(--text-dim);
    }

    /* 轮播 */
    .hero-carousel {
      background: linear-gradient(135deg, #0c0a1a 0%, #241b3a 100%);
      padding: 60px 0;
      border-bottom: 1px solid var(--line-light);
    }
    .btn-outline-primary-custom {
      border-color: var(--primary);
      color: var(--primary);
    }
    .btn-outline-primary-custom:hover {
      background: var(--primary);
      color: #0c0a1a;
    }
    .btn-accent-custom {
      background: var(--accent);
      color: #fff;
    }
    .btn-accent-custom:hover {
      background: #d6377c;
      color: #fff;
    }

    /* 友链区块 */
    .friend-links {
      background: rgba(255,255,255,0.02);
      border-top: 1px solid var(--line-light);
      padding: 32px 0;
    }
    .friend-links h5 {
      color: var(--primary);
      font-weight: 600;
    }
    .friend-links a {
      color: var(--text-dim);
      margin: 0 12px;
      text-decoration: none;
      font-size: 0.9rem;
    }
    .friend-links a:hover { color: var(--accent); }

    /* 手风琴 */
    .accordion-custom .accordion-item {
      background: var(--card-bg);
      border: 1px solid var(--line-light);
      border-radius: var(--radius);
      margin-bottom: 12px;
    }
    .accordion-custom .accordion-button {
      background: var(--card-bg);
      color: var(--text-light);
      font-weight: 600;
    }
    .accordion-custom .accordion-button:not(.collapsed) {
      background: rgba(6,182,212,0.1);
      color: var(--primary);
    }
    .accordion-custom .accordion-body {
      background: var(--bg-deep);
      color: var(--text-dim);
    }

    /* 其他 */
    .backdrop-section {
      background: rgba(255,255,255,0.02);
    }
    .icon-list i {
      color: var(--primary);
      margin-right: 10px;
    }
    footer {
      background: #080716;
      border-top: 1px solid var(--line-light);
      padding: 32px 0 24px;
      color: var(--text-dim);
      font-size: 0.9rem;
    }
    footer a { color: var(--text-dim); text-decoration: none; }

/* --- 子页面追加 --- */
/* 本页专属样式 - 仅补充，不覆盖站点全局 */
        .guide-hero { padding: 80px 0 40px; }
.guide-hero h1 { font-size: 2.5rem; font-weight: 800; }
.guide-section { padding: 30px 0 50px; }
.guide-card { background: var(--card-bg); border-radius: var(--radius); padding: 28px 30px; margin-bottom: 24px; border: 1px solid var(--line-light); box-shadow: var(--shadow-soft); }
.guide-card h2 { color: var(--primary); font-size: 1.5rem; font-weight: 700; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.guide-card h2 i { color: var(--accent); }
.guide-card h3 { color: var(--text-light); font-size: 1.1rem; font-weight: 600; margin-top: 18px; margin-bottom: 10px; }
.guide-card p, .guide-card li { color: var(--text-dim); font-size: 0.95rem; line-height: 1.8; }
.guide-card ul { padding-left: 20px; }
.guide-card ul li { margin-bottom: 6px; }
.guide-tip { background: rgba(6, 182, 212, 0.08); border-left: 4px solid var(--primary); padding: 12px 16px; border-radius: 0 var(--radius) var(--radius) 0; margin: 16px 0; }
.guide-tip p { color: var(--text-light); margin: 0; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; background: var(--primary); color: #fff; border-radius: 50%; font-weight: 700; margin-right: 10px; flex-shrink: 0; }
.quality-badge { display: inline-block; background: rgba(236, 72, 153, 0.15); color: var(--accent); border: 1px solid var(--accent); padding: 2px 10px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-right: 6px; }
.page-active { color: var(--accent) !important; font-weight: 700; }
.faq-item { margin-bottom: 16px; }
.faq-item h4 { color: var(--text-light); font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.faq-item h4 i { color: var(--accent); margin-right: 8px; }
.guide-hero h1 { font-size: 1.8rem; }
.guide-card { padding: 20px; }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.card { background:rgba(255,255,255,.04) !important; color:#e0f2fe !important; border-color:rgba(255,255,255,.12) !important; }
.list-group-item { background:rgba(255,255,255,.04) !important; color:#e0f2fe !important; border-color:rgba(255,255,255,.12) !important; }
.accordion-header { background:transparent !important; }