:root {
    --primary: #6d5dfc;
    --accent: #22d3ee;
    --bg-dark: #0f1020;
    --text-light: #e8eaf6;
    --card-radius: 14px;
    --btn-radius: 50px;
    --pill-radius: 50px;
    --shadow-light: 0 6px 24px rgba(109, 93, 252, 0.15);
    --shadow-hover: 0 12px 36px rgba(34, 211, 238, 0.25);
    --font-title: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', sans-serif;
    --gold: #ffd700;
    --silver: #c0c0c0;
    --bronze: #cd7f32;
  }
  * {
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    overflow-x: hidden;
  }
  h1, h2, h3, h4, h5, h6, .display-font {
    font-family: var(--font-title);
    font-weight: 700;
    letter-spacing: 0.02em;
  }
  /* 导航栏 */
  .navbar-coco {
    background: rgba(15, 16, 32, 0.6);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: background 0.4s ease, box-shadow 0.4s ease;
    padding-top: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .navbar-coco.scrolled {
    background: rgba(15, 16, 32, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
  }
  .navbar-brand-coco {
    font-family: var(--font-title);
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--text-light) !important;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
  }
  .navbar-brand-coco i {
    color: var(--accent);
    margin-right: 8px;
    font-size: 1.4rem;
  }
  .navbar-brand-coco span {
    color: var(--primary);
  }
  .nav-link-coco {
    color: rgba(232, 234, 246, 0.75) !important;
    font-weight: 500;
    margin: 0 4px;
    padding: 8px 16px !important;
    border-radius: var(--pill-radius);
    transition: all 0.3s ease;
    font-size: 0.95rem;
  }
  .nav-link-coco:hover {
    color: var(--accent) !important;
    background: rgba(34, 211, 238, 0.08);
  }
  .navbar-toggler-coco {
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 4px 10px;
    border-radius: var(--pill-radius);
    background: transparent;
  }
  .navbar-toggler-coco i {
    color: var(--text-light);
    font-size: 1.3rem;
  }
  /* Hero */
  .hero-section {
    position: relative;
    min-height: 82vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(15, 16, 32, 0.7), rgba(15, 16, 32, 0.85)), url('{随机图片}') center/cover no-repeat;
    margin-top: 76px;
  }
  .hero-content {
    max-width: 820px;
    padding: 40px 20px;
    z-index: 2;
  }
  .hero-content h1 {
    font-size: 3.5rem;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    margin-bottom: 16px;
  }
  .hero-content h1 .brand-highlight {
    color: var(--accent);
  }
  .hero-content p {
    font-size: 1.25rem;
    color: rgba(232, 234, 246, 0.85);
    margin-bottom: 32px;
    font-weight: 300;
  }
  .btn-coco {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 14px 36px;
    border-radius: var(--btn-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(109, 93, 252, 0.3);
  }
  .btn-coco:hover {
    background: #5a4ae0;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(109, 93, 252, 0.45);
    color: #fff;
  }
  .btn-outline-coco {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
    padding: 12px 32px;
    border-radius: var(--btn-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    margin-left: 12px;
  }
  .btn-outline-coco:hover {
    background: var(--accent);
    color: #0f1020;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(34, 211, 238, 0.3);
  }
  /* 区块通用 */
  .section-padding {
    padding: 80px 0;
  }
  .section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-light);
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
  }
  .section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 48px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: var(--pill-radius);
  }
  .section-subtitle {
    color: rgba(232, 234, 246, 0.6);
    font-size: 1rem;
    margin-bottom: 40px;
    font-weight: 300;
  }
  /* 电影卡片 */
  .movie-card {
    position: relative;
    border-radius: var(--card-radius);
    overflow: hidden;
    cursor: pointer;
    background: #1a1c32;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.3s ease, box-shadow 0.4s ease;
    height: 100%;
    min-height: 340px;
    box-shadow: var(--shadow-light);
  }
  .movie-card:hover {
    transform: scale(1.02) translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-hover);
  }
  .movie-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
    transform-style: preserve-3d;
  }
  .movie-card.flipped .movie-card-inner {
    transform: rotateY(180deg);
  }
  .movie-card-front, .movie-card-back {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: var(--card-radius);
  }
  .movie-card-front {
    background: #1a1c32;
    overflow: hidden;
  }
  .movie-card-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
  }
  .movie-card:hover .movie-card-front img {
    transform: scale(1.05);
  }
  .movie-card-front .card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(15, 16, 32, 0.9));
    padding: 40px 16px 16px;
    color: #fff;
  }
  .movie-card-front .card-overlay .movie-title {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 4px;
  }
  .movie-card-front .card-overlay .movie-meta {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .rating-badge {
    background: rgba(109, 93, 252, 0.8);
    padding: 2px 10px;
    border-radius: var(--pill-radius);
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    backdrop-filter: blur(4px);
  }
  .movie-card-back {
    background: linear-gradient(145deg, #1e2038, #15162b);
    transform: rotateY(180deg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    color: var(--text-light);
    border: 1px solid rgba(34, 211, 238, 0.2);
  }
  .movie-card-back h5 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--accent);
  }
  .movie-card-back .detail-row {
    display: flex;
    font-size: 0.82rem;
    margin-bottom: 6px;
    line-height: 1.5;
  }
  .movie-card-back .detail-label {
    color: rgba(232, 234, 246, 0.6);
    flex-shrink: 0;
    width: 46px;
  }
  .movie-card-back .detail-value {
    color: var(--text-light);
  }
  .movie-card-back .plot-text {
    font-size: 0.82rem;
    color: rgba(232, 234, 246, 0.8);
    line-height: 1.6;
    margin-top: 8px;
    overflow-y: auto;
    flex-grow: 1;
  }
  .movie-card-back .close-detail {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-light);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
  }
  .movie-card-back .close-detail:hover {
    background: rgba(255, 0, 0, 0.3);
  }
  /* 排行榜奖牌 */
  .rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 0.9rem;
    font-weight: 800;
    margin-right: 8px;
    flex-shrink: 0;
  }
  .rank-gold {
    background: linear-gradient(135deg, #ffd700, #ffb800);
    color: #5a3e00;
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.4);
  }
  .rank-silver {
    background: linear-gradient(135deg, #c0c0c0, #a8a8a8);
    color: #333;
    box-shadow: 0 0 10px rgba(192, 192, 192, 0.3);
  }
  .rank-bronze {
    background: linear-gradient(135deg, #cd7f32, #b96f2d);
    color: #3d1f00;
    box-shadow: 0 0 10px rgba(205, 127, 50, 0.3);
  }
  .rank-list-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--card-radius);
    margin-bottom: 10px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
  }
  .rank-list-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(34, 211, 238, 0.2);
  }
  .rank-list-item .rank-title {
    flex-grow: 1;
    font-size: 0.95rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .rank-list-item .rank-rating {
    color: var(--accent);
    font-weight: 700;
    font-size: 0.95rem;
    margin-left: 12px;
  }
  /* 分类标签 */
  .category-pill {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.06);
    color: rgba(232, 234, 246, 0.8);
    border-radius: var(--pill-radius);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    margin: 4px;
  }
  .category-pill:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: var(--primary);
    color: var(--text-light);
  }
  .category-pill.active {
    background: linear-gradient(135deg, var(--primary), #5a4ae0);
    color: #fff;
    box-shadow: 0 4px 16px rgba(109, 93, 252, 0.3);
  }
  /* 片单盘点 */
  .pick-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--card-radius);
    padding: 24px;
    height: 100%;
    border-left: 3px solid var(--primary);
    transition: all 0.3s ease;
  }
  .pick-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-left-color: var(--accent);
    transform: translateX(4px);
  }
  .pick-card h5 {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 8px;
    color: var(--text-light);
  }
  .pick-card p {
    font-size: 0.9rem;
    color: rgba(232, 234, 246, 0.7);
    line-height: 1.6;
    margin-bottom: 0;
  }
  .pick-card .pick-tag {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--accent);
    margin-top: 10px;
    font-weight: 500;
  }
  /* 专题区 */
  .topic-card {
    background: linear-gradient(145deg, #1a1c32, #141527);
    border-radius: var(--card-radius);
    padding: 32px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
  }
  .topic-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(109, 93, 252, 0.15), transparent 60%);
    transition: all 0.4s ease;
  }
  .topic-card:hover::before {
    transform: scale(1.2);
  }
  .topic-card h4 {
    font-weight: 800;
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: #fff;
  }
  .topic-card p {
    color: rgba(232, 234, 246, 0.8);
    line-height: 1.8;
    font-size: 0.95rem;
  }
  /* 步骤条 */
  .steps-wrapper {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    margin-top: 40px;
    flex-wrap: wrap;
  }
  .step-item {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 24px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--card-radius);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all 0.3s ease;
  }
  .step-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(34, 211, 238, 0.2);
    transform: translateY(-4px);
  }
  .step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), #5a4ae0);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    box-shadow: 0 4px 16px rgba(109, 93, 252, 0.3);
  }
  .step-item h6 {
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 1rem;
  }
  .step-item p {
    font-size: 0.85rem;
    color: rgba(232, 234, 246, 0.6);
    margin-bottom: 0;
  }
  /* 预告区 */
  .trailer-card {
    border-radius: var(--card-radius);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    height: 200px;
    background: #1a1c32;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: all 0.4s ease;
  }
  .trailer-card:hover {
    transform: scale(1.03);
    border-color: var(--accent);
  }
  .trailer-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
  }
  .trailer-card:hover img {
    transform: scale(1.1);
  }
  .trailer-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 16, 32, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
  }
  .trailer-card:hover .trailer-overlay {
    background: rgba(15, 16, 32, 0.2);
  }
  .trailer-overlay i {
    font-size: 3rem;
    color: #fff;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    margin-bottom: 12px;
    transition: transform 0.3s ease;
  }
  .trailer-card:hover .trailer-overlay i {
    transform: scale(1.2);
  }
  .trailer-overlay span {
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
    background: rgba(0, 0, 0, 0.5);
    padding: 4px 16px;
    border-radius: var(--pill-radius);
  }
  /* 贴士 */
  .tip-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--card-radius);
    padding: 20px;
    margin-bottom: 12px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
    border-left: 3px solid var(--accent);
  }
  .tip-icon {
    font-size: 1.4rem;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
  }
  .tip-content h6 {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 4px;
  }
  .tip-content p {
    font-size: 0.85rem;
    color: rgba(232, 234, 246, 0.7);
    margin-bottom: 0;
    line-height: 1.6;
  }
  /* 友链 */
  .friend-links {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--card-radius);
    padding: 32px;
    margin-top: 60px;
    border: 1px solid rgba(255, 255, 255, 0.04);
  }
  .friend-links h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-light);
  }
  .friend-links .links-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  .friend-links a {
    color: rgba(232, 234, 246, 0.6);
    text-decoration: none;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--pill-radius);
    font-size: 0.85rem;
    transition: all 0.3s ease;
  }
  .friend-links a:hover {
    color: var(--accent);
    background: rgba(34, 211, 238, 0.1);
  }
  /* 页脚 */
  .footer-coco {
    background: rgba(0, 0, 0, 0.4);
    padding: 40px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: 40px;
  }
  .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
    margin-bottom: 24px;
  }
  .footer-links a {
    color: rgba(232, 234, 246, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
  }
  .footer-links a:hover {
    color: var(--accent);
  }
  .footer-copyright {
    text-align: center;
    color: rgba(232, 234, 246, 0.4);
    font-size: 0.85rem;
  }
  /* 懒加载渐显 */
  .lazy-img {
    opacity: 0;
    transition: opacity 0.5s ease;
  }
  .lazy-img.loaded {
    opacity: 1;
  }
  /* 响应式 */
  @media (max-width: 768px) {
    .hero-section {
      min-height: 60vh;
      margin-top: 68px;
    }
    .hero-content h1 {
      font-size: 2.2rem;
    }
    .hero-content p {
      font-size: 1rem;
    }
    .section-padding {
      padding: 50px 0;
    }
    .btn-outline-coco {
      margin-left: 0;
      margin-top: 12px;
    }
    .movie-card {
      min-height: 320px;
    }
  }
  @media (max-width: 576px) {
    .hero-content h1 {
      font-size: 1.8rem;
    }
    .steps-wrapper {
      flex-direction: column;
    }
  }
  /* 弹窗遮罩 */
  .modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
  }

/* --- 子页面追加 --- */
/* 页面专属微调，仅补充排名榜特定样式，其余复用站点全局CSS */
    .rank-page-hero {
      background: linear-gradient(145deg, rgba(109,93,252,0.15) 0%, rgba(15,16,32,0.9) 100%), var(--bg-dark);
      border-bottom: 1px solid rgba(109,93,252,0.2);
      padding: 3.5rem 0 2.5rem;
      margin-bottom: 2.5rem;
    }
.rank-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem 1.5rem;
      margin-bottom: 2.2rem;
      border-bottom: 1px solid rgba(109,93,252,0.25);
      padding-bottom: 1rem;
    }
.rank-tabs .rank-tab-link {
      color: var(--text-light);
      opacity: 0.75;
      font-weight: 600;
      text-decoration: none;
      padding: 0.4rem 0.2rem;
      border-bottom: 3px solid transparent;
      transition: all 0.2s;
      font-size: 1.05rem;
    }
.rank-tabs .rank-tab-link:hover,
    .rank-tabs .rank-tab-link.active {
      opacity: 1;
      color: var(--primary);
      border-bottom-color: var(--primary);
    }
.rank-section-title {
      font-family: var(--font-title);
      font-weight: 700;
      color: var(--text-light);
      margin: 2.5rem 0 1.5rem;
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
.rank-section-title i {
      color: var(--primary);
      font-size: 1.4rem;
    }
.rank-item-info {
      flex: 1;
      display: flex;
      flex-direction: column;
    }
.rank-item-title {
      font-weight: 600;
      font-size: 1.1rem;
      color: var(--text-light);
      margin-bottom: 0.15rem;
    }
.rank-item-meta {
      font-size: 0.85rem;
      opacity: 0.7;
      color: var(--text-light);
    }
.rank-item-score {
      background: rgba(34,211,238,0.12);
      color: var(--accent);
      padding: 0.2rem 0.9rem;
      border-radius: var(--pill-radius);
      font-weight: 700;
      font-size: 0.9rem;
      letter-spacing: 0.5px;
    }
.rank-note {
      background: rgba(109,93,252,0.07);
      border-left: 4px solid var(--primary);
      padding: 1rem 1.5rem;
      border-radius: 0 var(--card-radius) var(--card-radius) 0;
      margin: 2.5rem 0 1rem;
      color: var(--text-light);
      font-size: 0.98rem;
    }
.rank-footer-note {
      font-size: 0.9rem;
      opacity: 0.65;
    }

/* --- 子页面追加 --- */
/* 确保所有卡片、表单、下拉等组件与深色主题一致 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background-color: var(--card-bg, #1b1d2e) !important;
            color: var(--text-light) !important;
            border-color: var(--border-color, #2d2f42) !important;
        }
/* 额外修正输入框占位符 */
        .form-control::placeholder {
            color: rgba(255, 255, 255, 0.5) !important;
        }
/* 覆盖下拉菜单悬停效果 */
        .dropdown-item:hover {
            background-color: var(--primary) !important;
            color: #fff !important;
        }
/* 导航激活状态（本页高亮） */
        .navbar-nav .nav-link.active {
            color: var(--primary) !important;
            font-weight: 700;
        }
/* 本页特有的小调整 */
        .about-hero {
            padding: 4rem 0 2rem;
        }
.about-section {
            padding: 3rem 0;
        }
.about-title {
            font-family: var(--font-title);
            color: var(--text-light);
        }
.about-subtitle {
            color: var(--accent);
            font-weight: 500;
        }
.feature-badge {
            background: rgba(109, 93, 252, 0.15);
            border: 1px solid rgba(109, 93, 252, 0.3);
            border-radius: var(--pill-radius);
            padding: 0.3rem 1rem;
            display: inline-block;
            font-size: 0.9rem;
            margin-bottom: 1rem;
            color: var(--text-light);
        }
.about-text {
            color: var(--text-light);
            line-height: 1.8;
            opacity: 0.9;
        }
.highlight {
            color: var(--accent);
            font-weight: 600;
        }
.value-card {
            background: rgba(20, 22, 40, 0.7);
            border: 1px solid var(--border-color, #2d2f42);
            border-radius: var(--card-radius);
            padding: 1.8rem 1.2rem;
            height: 100%;
            transition: transform 0.3s, box-shadow 0.3s;
        }
.value-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
.value-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
.value-card h4 {
            font-family: var(--font-title);
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
        }
.value-card p {
            font-size: 0.95rem;
            opacity: 0.85;
        }
.step-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 1rem;
            flex-shrink: 0;
        }
.update-item {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            margin-bottom: 1.5rem;
        }
.update-item .update-date {
            color: var(--accent);
            font-weight: 600;
            white-space: nowrap;
        }

/* --- 子页面追加 --- */
/* 本页专属少量样式 —— 免责声明页 */
        .disclaimer-hero {
            background: linear-gradient(135deg, rgba(109,93,252,0.15) 0%, rgba(34,211,238,0.08) 100%);
            border-bottom: 1px solid rgba(109,93,252,0.15);
            padding: 70px 0 50px;
        }
.disclaimer-section {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(109,93,252,0.12);
            border-radius: var(--card-radius);
            padding: 32px 30px;
            margin-bottom: 28px;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
.disclaimer-section:hover {
            border-color: rgba(34,211,238,0.35);
            box-shadow: var(--shadow-light);
        }
.disclaimer-section h2 {
            font-family: var(--font-title);
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-section h2 i {
            color: var(--accent);
            font-size: 1.3rem;
        }
.disclaimer-section p, .disclaimer-section li {
            color: var(--text-light);
            opacity: 0.88;
            line-height: 1.9;
            font-size: 0.97rem;
        }
.disclaimer-section ul {
            padding-left: 1.2rem;
            margin-top: 10px;
        }
.disclaimer-section ul li {
            margin-bottom: 8px;
        }
.disclaimer-section strong {
            color: var(--accent);
            font-weight: 600;
        }
.disclaimer-tip {
            background: rgba(109,93,252,0.08);
            border-left: 4px solid var(--primary);
            padding: 18px 22px;
            border-radius: 0 10px 10px 0;
            margin: 20px 0 0;
            font-size: 0.95rem;
        }
.disclaimer-tip i {
            color: var(--accent);
            margin-right: 8px;
        }
.last-updated {
            color: rgba(232,234,246,0.5);
            font-size: 0.85rem;
            text-align: right;
            margin-top: 30px;
            font-style: italic;
        }
.disclaimer-hero { padding: 50px 0 35px; }
.disclaimer-section { padding: 24px 20px; }
.disclaimer-section h2 { font-size: 1.25rem; }

/* --- 子页面追加 --- */
/* 保证 bootstrap 组件不会白底黑字 —— 覆盖关键类 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background-color: transparent !important;
            color: var(--text-light) !important;
            border-color: var(--border-color, rgba(255,255,255,0.1)) !important;
        }
/* 针对按钮、输入框额外优化 */
        .btn-outline-coco, .btn-coco {
            border-color: var(--primary) !important;
        }
/* 卡片背景微调，适配深色 */
        .steps-wrapper .step-item, .guide-card, .tip-box {
            background: rgba(0,0,0,0.3);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: var(--card-radius);
            padding: 1.5rem;
            height: 100%;
        }
.step-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            font-family: var(--font-title);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
.guide-list {
            list-style: none;
            padding-left: 0;
        }
.guide-list li {
            padding: 0.4rem 0;
            border-bottom: 1px dashed rgba(255,255,255,0.1);
            display: flex;
            gap: 0.5rem;
            align-items: baseline;
        }
.guide-list li i {
            color: var(--accent);
            width: 1.2rem;
            text-align: center;
        }
.accordion-button:not(.collapsed) {
            background-color: rgba(109, 93, 252, 0.15) !important;
            box-shadow: none;
        }
.accordion-button::after {
            filter: invert(1) hue-rotate(180deg);
        }

/* --- 子页面追加 --- */
/* 站点地图页卡片/列表微调，保持与首页一致，只补充必要间距 */
        .sitemap-section {
            margin-top: 1rem;
        }
.sitemap-card {
            background: var(--card-bg, #1a1b2e);
            border: 1px solid rgba(109, 93, 252, 0.2);
            border-radius: var(--card-radius, 14px);
            padding: 1.5rem 1.2rem;
            transition: box-shadow .2s;
            height: 100%;
        }
.sitemap-card:hover {
            box-shadow: var(--shadow-hover, 0 12px 36px rgba(34, 211, 238, 0.25));
            border-color: var(--accent, #22d3ee);
        }
.sitemap-card h3 {
            font-family: var(--font-title, 'Noto Serif SC', serif);
            color: var(--text-light, #e8eaf6);
            font-weight: 700;
            font-size: 1.4rem;
            border-left: 4px solid var(--accent, #22d3ee);
            padding-left: 0.8rem;
            margin-bottom: 1.2rem;
        }
.sitemap-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.sitemap-list li {
            padding: 0.55rem 0;
            border-bottom: 1px dashed rgba(255,255,255,0.1);
            display: flex;
            align-items: center;
        }
.sitemap-list li:last-child {
            border-bottom: none;
        }
.sitemap-list a {
            color: var(--text-light, #e8eaf6);
            text-decoration: none;
            font-weight: 500;
            font-size: 1rem;
            transition: color .2s, transform .2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
.sitemap-list a i {
            color: var(--primary, #6d5dfc);
            width: 1.4rem;
            text-align: center;
            font-size: 0.9rem;
        }
.sitemap-list a:hover {
            color: var(--accent, #22d3ee);
            transform: translateX(3px);
        }
.sitemap-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
.sitemap-note {
            background: rgba(109, 93, 252, 0.08);
            border-radius: 20px;
            padding: 1.2rem 1.8rem;
            margin-top: 2.5rem;
            border: 1px solid rgba(109, 93, 252, 0.3);
            font-size: 0.95rem;
            color: var(--text-light, #e8eaf6);
        }
.sitemap-note i {
            color: var(--accent, #22d3ee);
            margin-right: 8px;
        }

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