:root {
  --primary: #818cf8;
  --accent: #c084fc;
  --bg: #1e1b4b;
  --text: #e0e7ff;
  --card-bg: rgba(30, 27, 75, 0.8);
  --border-glow: rgba(129, 140, 248, 0.25);
  --shadow-heavy: 0 10px 30px rgba(0, 0, 0, 0.5);
  --gradient-highlight: linear-gradient(145deg, rgba(129,140,248,0.2) 0%, rgba(192,132,252,0.15) 100%);
  --progress-width: 0%;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  background-image: 
    radial-gradient(circle at 25% 20%, rgba(192,132,252,0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(129,140,248,0.06) 0%, transparent 50%),
    linear-gradient(rgba(224,231,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(224,231,255,0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
  line-height: 1.6;
  min-height: 100vh;
}
/* 阅读进度条 */
.progress-bar-fixed {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: var(--progress-width);
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 9999;
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 12px rgba(129,140,248,0.6);
  transition: width 0.1s ease-out;
}
/* 回到顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border-glow);
  color: var(--primary);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: all 0.35s ease;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-heavy);
  z-index: 1000;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary);
  color: var(--bg);
  box-shadow: 0 0 25px rgba(129,140,248,0.5);
}
/* 导航 */
.navbar-custom {
  background: rgba(30, 27, 75, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glow);
  padding: 12px 0;
  z-index: 1050;
}
.navbar-custom .navbar-brand {
  color: var(--text);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 10px rgba(129,140,248,0.3);
}
.navbar-custom .navbar-brand i {
  color: var(--accent);
  margin-right: 4px;
}
.navbar-custom .nav-link {
  color: rgba(224, 231, 255, 0.8);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 8px 16px !important;
  border-radius: 8px;
  transition: all 0.2s;
}
.navbar-custom .nav-link:hover {
  color: var(--accent);
  background: rgba(192,132,252,0.08);
}
.navbar-custom .nav-link i {
  margin-right: 6px;
  font-size: 0.8rem;
  opacity: 0.7;
}
.navbar-toggler {
  border-color: var(--border-glow) !important;
  color: var(--text) !important;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(224, 231, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}
/* Hero */
.hero-section {
  position: relative;
  padding: 90px 0 60px;
  overflow: hidden;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  justify-content: center;
  margin-bottom: 40px;
  padding: 0 20px;
}
.tag-cloud span {
  display: inline-block;
  padding: 4px 16px;
  background: var(--gradient-highlight);
  border: 1px solid var(--border-glow);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.3px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: all 0.25s;
  cursor: default;
}
.tag-cloud span:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(192,132,252,0.25);
}
.tag-cloud span i {
  font-size: 0.7rem;
  margin-right: 4px;
  color: var(--accent);
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.1;
  color: var(--text);
  text-shadow: 0 4px 25px rgba(129,140,248,0.3);
  margin-bottom: 18px;
}
.hero-title .brand-highlight {
  color: var(--accent);
  background: linear-gradient(120deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.05rem;
  font-weight: 400;
  color: rgba(224, 231, 255, 0.75);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-magazine {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--card-bg);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(129,140,248,0.1);
  backdrop-filter: blur(4px);
}
.hero-magazine img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  display: block;
  filter: brightness(0.75) saturate(1.1);
}
.hero-magazine .magazine-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(30,27,75,0) 30%, rgba(30,27,75,0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
}
.hero-magazine .overlay-tag {
  align-self: flex-start;
  background: rgba(129,140,248,0.3);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(192,132,252,0.3);
  border-radius: 100px;
  padding: 5px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}
.hero-magazine .overlay-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}
.hero-magazine .overlay-desc {
  font-size: 0.92rem;
  color: rgba(224, 231, 255, 0.85);
  max-width: 500px;
  line-height: 1.6;
}
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(30, 27, 75, 0.6);
  backdrop-filter: blur(12px);
  border: 2px solid rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  cursor: pointer;
  box-shadow: 0 0 50px rgba(129,140,248,0.3);
}
.play-btn i {
  margin-left: 5px;
}
.hero-magazine:hover .play-btn {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}
/* Section通用 */
.section-padding { padding: 70px 0; }
.section-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}
.section-title i {
  color: var(--accent);
  margin-right: 10px;
}
.section-subtitle {
  color: rgba(224, 231, 255, 0.6);
  font-size: 0.95rem;
  margin-bottom: 40px;
  font-weight: 400;
}
/* 统计 */
.stats-section {
  background: rgba(30, 27, 75, 0.4);
  border-top: 1px solid var(--border-glow);
  border-bottom: 1px solid var(--border-glow);
}
.stat-item {
  padding: 30px 15px;
  text-align: center;
  transition: transform 0.3s;
}
.stat-item:hover { transform: translateY(-5px); }
.stat-item .stat-num {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  text-shadow: 0 0 30px rgba(129,140,248,0.3);
}
.stat-item .stat-label {
  font-size: 0.88rem;
  color: rgba(224, 231, 255, 0.7);
  margin-top: 8px;
  font-weight: 500;
}
.stat-item .stat-icon {
  font-size: 1.4rem;
  margin-bottom: 8px;
  color: var(--accent);
}
/* 使用说明-手风琴 */
.accordion-custom {
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-heavy);
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(8px);
}
.accordion-item-custom {
  border-bottom: 1px solid rgba(129,140,248,0.1);
}
.accordion-item-custom:last-child { border-bottom: none; }
.accordion-header-custom {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: background 0.2s;
  user-select: none;
}
.accordion-header-custom:hover { background: rgba(129,140,248,0.04); }
.accordion-header-custom .step-num {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--bg);
  flex-shrink: 0;
}
.accordion-header-custom .step-title {
  font-weight: 600;
  font-size: 1rem;
  flex-grow: 1;
}
.accordion-header-custom .step-icon {
  color: var(--accent);
  transition: transform 0.3s;
}
.accordion-body-custom {
  padding: 0 24px 20px 74px;
  font-size: 0.9rem;
  color: rgba(224, 231, 255, 0.75);
  line-height: 1.7;
  display: none;
}
.accordion-item-custom.active .accordion-body-custom { display: block; }
.accordion-item-custom.active .step-icon { transform: rotate(180deg); }
/* 特色-图标列表 */
.feature-card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 28px 22px;
  height: 100%;
  border: 1px solid var(--border-glow);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(6px);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.4;
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(192,132,252,0.4);
  box-shadow: 0 15px 40px rgba(0,0,0,0.4), 0 0 30px rgba(129,140,248,0.1);
}
.feature-card .feature-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 16px;
  display: inline-block;
  padding: 12px;
  border-radius: 14px;
  background: rgba(192,132,252,0.1);
  box-shadow: inset 0 0 15px rgba(129,140,248,0.08);
}
.feature-card h5 {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.feature-card p {
  font-size: 0.88rem;
  color: rgba(224, 231, 255, 0.7);
  line-height: 1.6;
  margin-bottom: 0;
}
/* FAQ */
.faq-item {
  background: var(--card-bg);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
  border: 1px solid var(--border-glow);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  backdrop-filter: blur(4px);
}
.faq-question {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1rem;
  transition: background 0.2s;
}
.faq-question:hover { background: rgba(129,140,248,0.04); }
.faq-question i { color: var(--accent); transition: transform 0.3s; }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  font-size: 0.9rem;
  color: rgba(224, 231, 255, 0.7);
  line-height: 1.7;
}
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 20px; }
/* CTA */
.cta-section {
  background: var(--gradient-highlight);
  border: 1px solid var(--border-glow);
  border-radius: 24px;
  padding: 50px 40px;
  text-align: center;
  box-shadow: var(--shadow-heavy);
  position: relative;
  overflow: hidden;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(192,132,252,0.15), transparent 70%);
  pointer-events: none;
}
.cta-section h3 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 15px;
}
.cta-section p {
  color: rgba(224, 231, 255, 0.8);
  margin-bottom: 25px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.btn-custom {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--bg);
  font-weight: 700;
  padding: 14px 36px;
  border-radius: 100px;
  border: none;
  font-size: 1rem;
  transition: all 0.3s;
  box-shadow: 0 8px 25px rgba(129,140,248,0.3);
  text-decoration: none;
  display: inline-block;
}
.btn-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(192,132,252,0.4);
  color: var(--bg);
}
/* 友情链接 */
.friend-links {
  background: rgba(30, 27, 75, 0.4);
  border-top: 1px solid var(--border-glow);
  padding: 30px 0;
  margin-top: 60px;
}
.friend-links .friend-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(224, 231, 255, 0.6);
  margin-bottom: 12px;
}
.friend-links .friend-content {
  font-size: 0.85rem;
  color: rgba(224, 231, 255, 0.4);
}
/* 页脚 */
.footer-main {
  background: rgba(15, 13, 40, 0.6);
  border-top: 1px solid var(--border-glow);
  padding: 40px 0 20px;
}
.footer-main .footer-links a {
  color: rgba(224, 231, 255, 0.6);
  text-decoration: none;
  font-size: 0.88rem;
  margin-right: 20px;
  transition: color 0.2s;
}
.footer-main .footer-links a:hover { color: var(--accent); }
.footer-brand {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  text-shadow: 0 2px 10px rgba(129,140,248,0.2);
}
.footer-copyright {
  color: rgba(224, 231, 255, 0.35);
  font-size: 0.82rem;
  margin-top: 15px;
}
/* 网格线装饰 */
.grid-decor {
  position: relative;
}
.grid-decor::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(129,140,248,0.15) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: -1;
}
/* 响应式 */
@media (max-width: 768px) {
  .section-padding { padding: 50px 0; }
  .hero-magazine img { height: 300px; }
  .hero-section { padding: 60px 0 40px; }
  .stat-item .stat-num { font-size: 2rem; }
  .feature-card { margin-bottom: 20px; }
  .cta-section { padding: 40px 25px; }
  .accordion-body-custom { padding-left: 20px; }
}

/* --- 子页面追加 --- */
/* 本页专属微调——仅补充排行榜特有样式，主视觉沿用站点CSS变量 */
    .rank-hero {
      background: var(--gradient-highlight);
      border: 1px solid var(--border-glow);
      border-radius: 2rem;
      padding: 3rem 2rem;
      box-shadow: var(--shadow-heavy);
    }
.rank-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      background: rgba(129, 140, 248, 0.15);
      border: 1px solid var(--border-glow);
      border-radius: 50rem;
      padding: 0.3rem 1rem;
      font-size: 0.8rem;
      color: var(--accent);
      letter-spacing: 0.5px;
    }
.rank-table {
      border-collapse: separate;
      border-spacing: 0 0.8rem;
      width: 100%;
    }
.rank-table tr {
      background: var(--card-bg);
      border-radius: 1.2rem;
      backdrop-filter: blur(6px);
      transition: all 0.25s;
      box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    }
.rank-table td {
      padding: 1.2rem 1rem;
      border: none;
      color: var(--text);
      vertical-align: middle;
    }
.rank-table .rank-num {
      font-weight: 800;
      font-size: 1.8rem;
      background: linear-gradient(145deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
      min-width: 3rem;
      text-align: center;
    }
.rank-table .rank-cover {
      width: 56px;
      height: 72px;
      border-radius: 0.7rem;
      background: rgba(255,255,255,0.06);
      border: 1px solid var(--border-glow);
      object-fit: cover;
      display: block;
    }
.rank-table .rank-title {
      font-weight: 700;
      font-size: 1.1rem;
      margin-bottom: 0.2rem;
    }
.rank-table .rank-desc {
      font-size: 0.85rem;
      color: rgba(224, 231, 255, 0.7);
      max-width: 300px;
    }
.rank-trend-up { color: #4ade80; font-size: 0.8rem; }
.rank-trend-down { color: #f87171; font-size: 0.8rem; }
.rank-trend-flat { color: #cbd5e1; font-size: 0.8rem; }
.rank-category-tag {
      background: rgba(192, 132, 252, 0.12);
      border-radius: 50rem;
      padding: 0.2rem 0.8rem;
      font-size: 0.75rem;
      color: var(--accent);
      border: 1px solid rgba(192,132,252,0.25);
      white-space: nowrap;
    }
.rank-cat-filter {
      display: flex;
      flex-wrap: wrap;
      gap: 0.6rem;
      margin: 2rem 0 1rem;
    }
.rank-cat-filter a {
      background: var(--card-bg);
      border: 1px solid var(--border-glow);
      color: var(--text);
      border-radius: 50rem;
      padding: 0.4rem 1.2rem;
      font-size: 0.9rem;
      text-decoration: none;
      transition: all 0.2s;
    }
.rank-cat-filter a:hover, .rank-cat-filter a.active {
      background: rgba(129, 140, 248, 0.25);
      border-color: var(--primary);
      color: #fff;
    }
.rank-note {
      background: rgba(0,0,0,0.2);
      border-left: 4px solid var(--primary);
      padding: 1.2rem 1.5rem;
      border-radius: 0.8rem;
      font-size: 0.95rem;
      color: var(--text);
    }
.rank-footer-note {
      display: flex;
      gap: 0.5rem;
      align-items: center;
      font-size: 0.85rem;
      color: rgba(224,231,255,0.6);
    }
/* 覆盖bootstrap组件默认白底——只用了栅格和工具类，额外防御 */
    .card, .list-group-item, .accordion-item { background: transparent; color: var(--text); border-color: var(--border-glow); }

/* --- 子页面追加 --- */
/* 本页专属微调 —— 继承站点CSS变量，仅补充页面特定样式 */
        .about-hero {
            background: var(--gradient-highlight);
            border: 1px solid var(--border-glow);
            border-radius: 24px;
            padding: 3rem 2rem;
            margin-bottom: 2.5rem;
        }
.about-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
.timeline-card {
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            border-radius: 16px;
            padding: 1.75rem 1.5rem;
            height: 100%;
            transition: transform 0.2s ease;
        }
.timeline-card:hover {
            transform: translateY(-4px);
        }
.timeline-year {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.5px;
            margin-bottom: 0.6rem;
        }
.value-icon {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 0.8rem;
        }
.section-divider {
            border-top: 1px solid var(--border-glow);
            opacity: 0.6;
            margin: 3rem 0;
        }
.about-quote {
            border-left: 4px solid var(--accent);
            background: rgba(192, 132, 252, 0.08);
            padding: 1.5rem 2rem;
            border-radius: 0 16px 16px 0;
            font-style: italic;
            font-size: 1.1rem;
        }
/* 确保Bootstrap无白底干扰 */
        .card, .card-body {
            background: transparent;
            color: var(--text);
        }
.navbar, .navbar-brand, .nav-link {
            color: var(--text) !important;
        }

/* --- 子页面追加 --- */
.disclaimer-hero {
            padding: 80px 0 50px;
            background: radial-gradient(circle at 20% 20%, rgba(129,140,248,0.15) 0%, transparent 50%),
                        radial-gradient(circle at 80% 60%, rgba(192,132,252,0.12) 0%, transparent 50%);
            border-bottom: 1px solid var(--border-glow);
        }
.disclaimer-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 15px;
        }
.disclaimer-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(224,231,255,0.7);
            max-width: 700px;
            margin: 0 auto;
        }
.disclaimer-section {
            padding: 40px 0;
            border-bottom: 1px solid var(--border-glow);
        }
.disclaimer-section:last-child {
            border-bottom: none;
        }
.disclaimer-card {
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            border-radius: 16px;
            padding: 28px 30px;
            margin-bottom: 25px;
            box-shadow: var(--shadow-heavy);
            backdrop-filter: blur(10px);
        }
.disclaimer-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.disclaimer-card h3 i {
            color: var(--accent);
            font-size: 1.2rem;
        }
.disclaimer-card p, .disclaimer-card li {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.disclaimer-card ul {
            padding-left: 20px;
            margin-bottom: 10px;
        }
.disclaimer-card li {
            margin-bottom: 8px;
        }
.notice-box {
            background: var(--gradient-highlight);
            border: 1px solid var(--border-glow);
            border-radius: 12px;
            padding: 20px 24px;
            margin: 20px 0;
            font-size: 0.95rem;
            color: var(--text);
        }
.notice-box i {
            color: var(--accent);
            margin-right: 10px;
        }
.last-updated {
            color: rgba(224,231,255,0.5);
            font-size: 0.85rem;
            text-align: center;
            padding: 30px 0 10px;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 可能的白底 (安全起见) */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer { background: var(--card-bg); color: var(--text); border-color: var(--border-glow); }
.list-group-item { background: var(--card-bg); color: var(--text); border-color: var(--border-glow); }
.accordion-button, .accordion-item { background: var(--card-bg); color: var(--text); }
.accordion-button:not(.collapsed) { background: var(--gradient-highlight); color: var(--text); }
.form-control { background: rgba(0,0,0,0.25); color: var(--text); border: 1px solid var(--border-glow); }
.form-control::placeholder { color: rgba(255,255,255,0.5); }
/* 微调标题下划线，与首页 section 风格统一 */
        .privacy-section .section-title {
            border-bottom: 2px solid var(--border-glow);
            padding-bottom: 0.5rem;
            display: inline-block;
        }
.privacy-card {
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            border-radius: 16px;
            padding: 1.5rem;
            box-shadow: var(--shadow-heavy);
            backdrop-filter: blur(6px);
            height: 100%;
        }
.privacy-card i {
            color: var(--primary);
            margin-bottom: 0.75rem;
        }
.privacy-list li {
            background: transparent;
            color: var(--text);
            border-bottom: 1px dashed var(--border-glow);
            padding: 0.75rem 0;
        }
.privacy-list li:last-child { border-bottom: none; }
.privacy-list i {
            color: var(--accent);
            margin-right: 0.5rem;
            width: 1.25rem;
            text-align: center;
        }
/* 导航高亮当前页 */
        .navbar-nav .nav-link[href="/privacy.html"] {
            color: var(--primary) !important;
            font-weight: 600;
            border-bottom: 2px solid var(--accent);
        }

/* --- 子页面追加 --- */
/* 指南页特有的步骤编号、提示块等，继承全局变量 */
        .guide-step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.4rem;
            height: 2.4rem;
            background: var(--primary);
            color: var(--bg);
            border-radius: 50%;
            font-weight: 800;
            margin-right: .5rem;
            box-shadow: 0 0 0 4px var(--border-glow);
        }
.guide-tip-card {
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            border-radius: 1rem;
            padding: 1.25rem 1.5rem;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(6px);
            transition: transform .2s ease, border-color .2s;
        }
.guide-tip-card:hover {
            border-color: var(--accent);
            transform: translateY(-2px);
        }
.guide-tip-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: .5rem;
        }
.guide-tip-card h3 i {
            color: var(--accent);
            font-size: 1.4rem;
        }
.guide-tip-card p, .guide-tip-card li {
            color: rgba(224, 231, 255, 0.9);
            font-size: .95rem;
            line-height: 1.7;
        }
.guide-list-bordered {
            list-style: none;
            padding-left: 0;
        }
.guide-list-bordered li {
            padding: .4rem 0;
            border-bottom: 1px dashed var(--border-glow);
            display: flex;
            align-items: baseline;
            gap: .5rem;
        }
.guide-list-bordered li:last-child {
            border-bottom: none;
        }
.guide-list-bordered i {
            color: var(--accent);
            width: 1.2rem;
        }
.step-flow {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1.5rem 0;
        }
.step-flow-item {
            flex: 1 1 180px;
            background: var(--gradient-highlight);
            border: 1px solid var(--border-glow);
            border-radius: .75rem;
            padding: 1rem;
            text-align: center;
            font-weight: 500;
        }
.step-flow-item .step-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.2;
        }
/* 覆盖 Bootstrap 可能的默认白底 */
        .accordion-custom, .accordion-item-custom {
            background: transparent !important;
        }
.accordion-button {
            background: var(--card-bg) !important;
            color: var(--text) !important;
        }
.accordion-button:focus {
            box-shadow: none !important;
        }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-body { background:transparent !important; color:#e0e7ff !important; }
.accordion-header { background:transparent !important; }