:root {
  --primary: #ea580c;
  --accent: #d97706;
  --bg: #fffbf5;
  --text: #1c1917;
  --border-color: #1c1917;
  --shadow: 6px 6px 0 #1c1917;
  --font-display: 'Inter', sans-serif;
  --font-mono: 'Courier New', monospace;
}
* {
  border-radius: 0 !important;
}
body {
  font-family: var(--font-display);
  background-color: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
h1,h2,h3,h4,h5,h6 {
  font-weight: 900;
  letter-spacing: -0.02em;
}
a {
  text-decoration: none;
  color: var(--text);
}
a:hover {
  color: var(--primary);
}
.btn {
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow);
  font-weight: 700;
  padding: 0.5rem 1.2rem;
  transition: all 0.1s ease;
}
.btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 #1c1917;
}
.btn-primary {
  background-color: var(--primary);
  color: #fff;
  border-color: var(--border-color);
}
.btn-outline {
  background: transparent;
  border-color: var(--border-color);
}
.navbar {
  background-color: var(--bg);
  border-bottom: 3px solid var(--border-color);
  padding: 0.8rem 0;
}
.navbar-brand {
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--text) !important;
}
.navbar-toggler {
  border: 2px solid var(--border-color);
  box-shadow: none;
}
.nav-link {
  font-weight: 600;
  margin-left: 1rem;
  color: var(--text);
}
.nav-link:hover {
  color: var(--primary);
}
.hero-section {
  display: flex;
  min-height: 85vh;
  align-items: stretch;
}
.hero-left, .hero-right {
  flex: 1;
  padding: 3rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-left {
  background-color: var(--primary);
  color: #fff;
  border-right: 3px solid var(--border-color);
  position: relative;
  overflow: hidden;
}
.hero-right {
  background-color: var(--bg);
}
.hero-left h1 {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.1;
  position: relative;
  z-index: 2;
}
.hero-left p {
  font-size: 1rem;
  margin-top: 1rem;
  position: relative;
  z-index: 2;
}
.hero-right .btn {
  margin-top: 1rem;
}
.deco-shapes span {
  position: absolute;
  display: block;
  opacity: 0.3;
}
.deco-circle {
  width: 150px; height: 150px;
  border: 4px solid #fff;
  border-radius: 50% !important;
  top: 10%; right: 10%;
}
.deco-square {
  width: 60px; height: 60px;
  background: #fff;
  bottom: 20%; left: 10%;
}
.deco-triangle {
  width: 0; height: 0;
  border-left: 40px solid transparent;
  border-right: 40px solid transparent;
  border-bottom: 70px solid #fff;
  top: 15%; left: 20%;
}
.stats-section {
  background: var(--accent);
  border-top: 3px solid var(--border-color);
  border-bottom: 3px solid var(--border-color);
  padding: 2rem 0;
}
.stats-item {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
}
.stats-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: #fff;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.timeline-section {
  padding: 4rem 0;
  border-bottom: 3px solid var(--border-color);
}
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--border-color);
}
.timeline-item {
  position: relative;
  padding: 1rem 0 1rem 2rem;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 15px;
  height: 15px;
  background: var(--primary);
  border: 3px solid var(--border-color);
}
.timeline-title {
  font-weight: 800;
  font-size: 1.1rem;
}
.timeline-desc {
  font-size: 0.9rem;
  color: #555;
}
.tabs-section {
  padding: 4rem 0;
  border-bottom: 3px solid var(--border-color);
}
.nav-tabs {
  border-bottom: 3px solid var(--border-color);
}
.nav-tabs .nav-link {
  border: 2px solid var(--border-color);
  border-bottom: none;
  background: var(--bg);
  font-weight: 700;
  color: var(--text);
  margin-right: 0.5rem;
  padding: 0.6rem 1.5rem;
}
.nav-tabs .nav-link.active {
  background: var(--primary);
  color: #fff;
}
.tab-content {
  padding: 2rem 0;
}
.tab-item {
  display: flex;
  gap: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px dashed #ccc;
}
.tab-item:last-child {
  border-bottom: none;
}
.tab-thumb {
  width: 100px;
  height: 130px;
  background: var(--primary);
  overflow: hidden;
  border: 2px solid var(--border-color);
  flex-shrink: 0;
  position: relative;
}
.tab-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.tab-thumb:hover img {
  transform: scale(1.1);
}
.tab-thumb .overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  font-weight: 700;
  font-size: 0.8rem;
}
.tab-thumb:hover .overlay {
  opacity: 1;
}
.tab-info h5 {
  font-weight: 800;
}
.tab-info p {
  font-size: 0.9rem;
  color: #555;
}
.faq-section {
  padding: 4rem 0;
  border-bottom: 3px solid var(--border-color);
}
.faq-item {
  border: 2px solid var(--border-color);
  box-shadow: 3px 3px 0 var(--border-color);
  margin-bottom: 1.5rem;
  background: #fff;
}
.faq-q {
  background: var(--bg);
  padding: 1rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-q i {
  transition: transform 0.2s;
}
.faq-a {
  padding: 1rem;
  border-top: 2px solid var(--border-color);
  background: #fff;
  font-size: 0.95rem;
}
.cta-section {
  background: var(--primary);
  color: #fff;
  padding: 4rem 0;
  border-bottom: 3px solid var(--border-color);
  text-align: center;
}
.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 900;
}
.friends-section {
  background: var(--accent);
  border-top: 3px solid var(--border-color);
  padding: 1.5rem 0;
  color: #fff;
}
.footer {
  background: var(--bg);
  border-top: 3px solid var(--border-color);
  padding: 2rem 0;
  font-size: 0.9rem;
}
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--primary);
  color: #fff;
  width: 45px;
  height: 45px;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  z-index: 999;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
}
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--primary);
  width: 0%;
  z-index: 1000;
  transition: width 0.1s;
}
.section-title {
  display: inline-block;
  background: var(--text);
  color: #fff;
  padding: 0.3rem 1.2rem;
  font-weight: 800;
  margin-bottom: 2rem;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow);
}
@media (max-width: 768px) {
  .hero-section {
    flex-direction: column;
  }
  .hero-left, .hero-right {
    padding: 2rem;
  }
  .hero-left h1 {
    font-size: 2.2rem;
  }
  .stats-item {
    font-size: 1.5rem;
  }
  .tab-item {
    flex-direction: column;
  }
}

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
    .about-hero {
      background: var(--bg);
      padding: 80px 0 40px;
      position: relative;
    }
.about-hero h1 {
      font-family: var(--font-display);
      font-weight: 900;
      font-size: 2.8rem;
      color: var(--text);
      margin-bottom: 1rem;
    }
.about-hero .lead {
      font-size: 1.2rem;
      max-width: 720px;
      color: var(--text);
      opacity: 0.8;
    }
.about-section {
      padding: 60px 0;
    }
.about-section h2 {
      font-family: var(--font-display);
      font-weight: 800;
      font-size: 2rem;
      color: var(--text);
      margin-bottom: 1.5rem;
      position: relative;
      padding-bottom: 0.75rem;
    }
.about-section h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 60px;
      height: 4px;
      background: var(--primary);
    }
.about-section h3 {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1.35rem;
      color: var(--text);
      margin-bottom: 1rem;
    }
.about-section p {
      color: var(--text);
      opacity: 0.85;
      line-height: 1.8;
      font-size: 1rem;
    }
.about-section .lead-text {
      font-size: 1.1rem;
      font-weight: 500;
    }
.feature-card {
      background: var(--bg);
      border: 2px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      height: 100%;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
.feature-card:hover {
      transform: translate(-3px, -3px);
      box-shadow: var(--shadow);
    }
.feature-card i {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 12px;
    }
.feature-card h3 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text);
    }
.feature-card p {
      font-size: 0.95rem;
      color: var(--text);
      opacity: 0.8;
    }
.timeline-section h2 {
      font-family: var(--font-display);
      font-weight: 800;
      font-size: 2rem;
      color: var(--text);
      margin-bottom: 2rem;
    }
.stats-item .number {
      font-family: var(--font-display);
      font-weight: 900;
      font-size: 2.5rem;
      color: var(--primary);
      display: block;
    }
.about-section ul {
      list-style: none;
      padding-left: 0;
    }
.about-section ul li {
      padding: 6px 0;
      color: var(--text);
      opacity: 0.85;
      font-size: 1rem;
    }
.about-section ul li i {
      color: var(--primary);
      margin-right: 8px;
      width: 20px;
    }
.footer-section {
      background: var(--text);
      color: var(--bg);
      padding: 40px 0 20px;
    }
.footer-section a {
      color: var(--bg);
      text-decoration: none;
      opacity: 0.7;
      transition: opacity 0.2s;
    }
.footer-section a:hover {
      opacity: 1;
    }
.footer-section h5 {
      font-weight: 700;
      margin-bottom: 1rem;
    }

/* --- 子页面追加 --- */
/* 本页专属微调 */
        .category-hero {
            padding: 3rem 0 2rem;
            border-bottom: 3px solid var(--border-color);
            margin-bottom: 2.5rem;
        }
.category-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 0.5rem;
        }
.category-hero p {
            font-size: 1.05rem;
            opacity: 0.85;
            max-width: 720px;
        }
.genre-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 1rem;
            margin-bottom: 2.5rem;
        }
.genre-card {
            background: var(--bg);
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 1rem 1.2rem;
            text-align: center;
            box-shadow: var(--shadow);
            transition: transform .2s, box-shadow .2s;
            cursor: default;
        }
.genre-card:hover {
            transform: translate(-2px, -2px);
            box-shadow: 8px 8px 0 var(--border-color);
        }
.genre-card i {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 0.4rem;
            display: block;
        }
.genre-card span {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
        }
.genre-card small {
            display: block;
            color: var(--text);
            opacity: 0.6;
            font-size: 0.78rem;
            margin-top: 0.2rem;
        }
.section-heading {
            font-weight: 800;
            font-size: 1.5rem;
            margin: 2.2rem 0 1.2rem;
            border-left: 5px solid var(--primary);
            padding-left: 0.8rem;
            letter-spacing: -0.01em;
        }
.comic-card {
            background: var(--bg);
            border: 2px solid var(--border-color);
            border-radius: 14px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform .2s, box-shadow .2s;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
.comic-card:hover {
            transform: translate(-3px, -3px);
            box-shadow: 9px 9px 0 var(--border-color);
        }
.comic-cover {
            width: 100%;
            aspect-ratio: 3/4;
            object-fit: cover;
            border-bottom: 2px solid var(--border-color);
            background: #f0e6d6;
        }
.comic-info {
            padding: 0.9rem 1rem 1rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
.comic-title {
            font-weight: 700;
            font-size: 1.02rem;
            margin-bottom: 0.3rem;
            line-height: 1.3;
        }
.comic-meta {
            font-size: 0.82rem;
            opacity: 0.7;
            margin-bottom: 0.4rem;
        }
.comic-tags {
            margin-top: auto;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
        }
.comic-tags .tag {
            background: var(--bg);
            border: 1.5px solid var(--border-color);
            border-radius: 20px;
            padding: 0.15rem 0.6rem;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--text);
        }
.comic-tags .tag.hot {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
.rank-badge {
            position: absolute;
            top: 8px;
            left: 8px;
            background: var(--border-color);
            color: var(--bg);
            font-weight: 800;
            font-size: 0.75rem;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            z-index: 2;
        }
.featured-banner {
            background: var(--border-color);
            color: var(--bg);
            border-radius: 14px;
            padding: 2rem;
            margin: 2.5rem 0;
            box-shadow: var(--shadow);
            border: 2px solid var(--border-color);
        }
.featured-banner h3 {
            font-weight: 800;
            color: var(--bg);
            margin-bottom: 0.5rem;
        }
.featured-banner p {
            opacity: 0.9;
            max-width: 700px;
        }
.btn-custom {
            background: var(--primary);
            color: #fff;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            padding: 0.45rem 1.2rem;
            font-weight: 700;
            text-decoration: none;
            display: inline-block;
            transition: all .2s;
            box-shadow: 3px 3px 0 var(--border-color);
        }
.btn-custom:hover {
            transform: translate(-1px, -1px);
            box-shadow: 5px 5px 0 var(--border-color);
            color: #fff;
        }
.btn-custom-outline {
            background: transparent;
            color: var(--text);
            border: 2px solid var(--border-color);
            border-radius: 8px;
            padding: 0.45rem 1.2rem;
            font-weight: 700;
            text-decoration: none;
            display: inline-block;
            transition: all .2s;
        }
.btn-custom-outline:hover {
            background: var(--border-color);
            color: var(--bg);
        }
.pagination-custom {
            display: flex;
            gap: 0.5rem;
            justify-content: center;
            margin: 2.5rem 0 1rem;
        }
.page-link-custom {
            min-width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-weight: 700;
            background: var(--bg);
            color: var(--text);
            text-decoration: none;
            transition: all .2s;
        }
.page-link-custom:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--border-color);
        }
.page-link-custom.active {
            background: var(--border-color);
            color: var(--bg);
        }
.filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
            margin-bottom: 1.8rem;
            padding: 1rem;
            background: var(--bg);
            border: 2px solid var(--border-color);
            border-radius: 12px;
            box-shadow: 3px 3px 0 var(--border-color);
        }
.filter-bar .filter-label {
            font-weight: 700;
            margin-right: 0.3rem;
        }
.filter-bar .filter-select {
            background: var(--bg);
            border: 2px solid var(--border-color);
            border-radius: 8px;
            padding: 0.35rem 0.8rem;
            font-weight: 600;
            color: var(--text);
            font-family: var(--font-display);
        }
.filter-bar .filter-select:focus {
            outline: none;
            box-shadow: 2px 2px 0 var(--border-color);
        }
.sort-btns {
            display: flex;
            gap: 0.4rem;
            margin-left: auto;
        }
.sort-btn {
            border: 2px solid var(--border-color);
            background: transparent;
            border-radius: 8px;
            padding: 0.3rem 0.8rem;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--text);
            transition: all .15s;
        }
.sort-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--border-color);
        }
.sort-btn.active {
            background: var(--border-color);
            color: var(--bg);
        }
.load-more-wrap {
            text-align: center;
            margin: 2rem 0 1.5rem;
        }

/* --- 子页面追加 --- */
/* 注册页特有样式，深色卡片融合站点配色 */
        .register-card {
            background: var(--bg);
            border: 2px solid var(--border-color);
            box-shadow: var(--shadow);
            border-radius: 0;
            padding: 2rem 2rem 2.5rem;
            transition: transform 0.2s;
        }
.register-card:hover {
            transform: translate(-2px, -2px);
        }
.form-control {
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border-color);
            border-radius: 0;
            color: var(--text);
            font-family: var(--font-display);
            padding: 0.75rem 1rem;
        }
.form-control:focus {
            background: #fff;
            border-color: var(--primary);
            box-shadow: none;
            outline: 2px solid var(--primary);
        }
.form-control::placeholder {
            color: #a8a29e;
            opacity: 0.8;
        }
.form-label {
            font-weight: 600;
            color: var(--text);
            font-family: var(--font-display);
            font-size: 0.95rem;
        }
.btn-register {
            background: var(--primary);
            color: #fff;
            border: 2px solid var(--border-color);
            box-shadow: 4px 4px 0 var(--border-color);
            border-radius: 0;
            font-weight: 700;
            padding: 0.75rem 1.5rem;
            font-size: 1.1rem;
            transition: all 0.15s;
            width: 100%;
        }
.btn-register:hover {
            background: var(--accent);
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--border-color);
        }
.reg-divider {
            border-top: 2px dashed var(--border-color);
            opacity: 0.3;
            margin: 2rem 0;
        }
.benefit-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 0.75rem;
        }
.benefit-item {
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.4);
            padding: 1.5rem 1rem;
            box-shadow: 3px 3px 0 rgba(28, 25, 23, 0.1);
            transition: all 0.2s;
            height: 100%;
        }
.benefit-item:hover {
            box-shadow: 5px 5px 0 var(--border-color);
            background: #fff;
        }
.benefit-item h5 {
            font-weight: 700;
            color: var(--text);
        }
.benefit-item p {
            color: #44403c;
            font-size: 0.95rem;
            margin-bottom: 0;
        }
.login-link {
            color: var(--primary);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
.login-link:hover {
            color: var(--accent);
        }
.password-hint {
            font-size: 0.85rem;
            color: #57534e;
        }
.astronaut-icon {
            color: var(--primary);
            margin-right: 0.25rem;
        }
/* 小标题必须带品牌名或具体信息 */
        .section-title-custom {
            font-weight: 800;
            color: var(--text);
            border-left: 6px solid var(--primary);
            padding-left: 1rem;
            margin: 2.5rem 0 1.5rem;
            font-size: 1.8rem;
        }
.bg-soft-accent {
            background: rgba(234, 88, 12, 0.04);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件不破坏深色/暖色主题 —— 仅对用到的类覆盖 */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer {
      background: var(--card-bg, #fffbf5);
      color: var(--text, #1c1917);
      border-color: var(--border-color, #1c1917);
    }
.list-group-item {
      background: var(--card-bg, #fffbf5);
      color: var(--text, #1c1917);
      border-color: var(--border-color, #1c1917);
    }
.accordion-item, .accordion-button, .accordion-body {
      background: var(--card-bg, #fffbf5);
      color: var(--text, #1c1917);
      border-color: var(--border-color, #1c1917);
    }
.accordion-button:not(.collapsed) {
      background: rgba(234, 88, 12, 0.08);
      color: var(--primary, #ea580c);
    }
.form-control, .form-select {
      background: #fff;
      color: #1c1917;
      border-color: #1c1917;
    }
.navbar, .navbar-brand, .nav-link {
      color: var(--text) !important;
    }
/* 覆盖 bootstrap 可能带来的白底 */
    .navbar {
      background-color: var(--bg) !important;
    }
.btn-outline-secondary {
      border-color: var(--border-color);
      color: var(--text);
    }
.btn-outline-secondary:hover {
      background-color: var(--primary);
      color: #fff;
    }
/* 页面细节 */
    .legal-section {
      padding: 2rem 0;
    }
.legal-title {
      font-weight: 800;
      letter-spacing: -0.02em;
      border-left: 6px solid var(--primary);
      padding-left: 1rem;
      margin-bottom: 1.5rem;
    }
.legal-sub {
      font-weight: 600;
      margin-top: 2rem;
      margin-bottom: 0.75rem;
      font-size: 1.15rem;
    }
.legal-text {
      color: #44403c;
      line-height: 1.75;
    }
.legal-box {
      background: rgba(234, 88, 12, 0.04);
      border: 2px solid var(--border-color);
      box-shadow: var(--shadow);
      padding: 1.5rem;
      margin-bottom: 2rem;
    }
.icon-bullet {
      color: var(--primary);
      margin-right: 0.5rem;
    }
.footer-links a {
      color: var(--text);
      text-decoration: none;
      border-bottom: 1px dotted var(--border-color);
      margin: 0 0.5rem;
    }
.footer-links a:hover {
      color: var(--primary);
    }

/* --- 子页面追加 --- */
.contact-hero {
      background: var(--bg);
      padding: 80px 0 60px;
      border-bottom: 2px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }
.contact-hero h1 {
      font-size: 2.8rem;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 15px;
      position: relative;
      z-index: 2;
    }
.contact-hero .subtitle {
      font-size: 1.2rem;
      color: var(--text);
      opacity: 0.8;
      max-width: 700px;
      position: relative;
      z-index: 2;
    }
.contact-card {
      background: var(--bg);
      border: 2px solid var(--border-color);
      border-radius: 0;
      box-shadow: var(--shadow);
      padding: 35px 30px;
      margin-bottom: 30px;
      transition: transform 0.3s ease;
    }
.contact-card:hover {
      transform: translate(-3px, -3px);
      box-shadow: 9px 9px 0 var(--border-color);
    }
.contact-card .icon-wrap {
      width: 60px;
      height: 60px;
      background: var(--primary);
      color: #fff;
      font-size: 1.6rem;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 2px solid var(--border-color);
      box-shadow: 4px 4px 0 var(--border-color);
      margin-bottom: 20px;
    }
.contact-card h3 {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--text);
      margin-bottom: 12px;
    }
.contact-card p {
      color: var(--text);
      opacity: 0.85;
      font-size: 0.95rem;
      margin-bottom: 10px;
    }
.contact-card a {
      color: var(--primary);
      font-weight: 600;
      text-decoration: none;
      border-bottom: 2px solid var(--primary);
    }
.contact-card a:hover {
      background: var(--primary);
      color: #fff;
    }
.faq-wrap {
      background: var(--bg);
      border: 2px solid var(--border-color);
      box-shadow: var(--shadow);
      padding: 40px 35px;
      margin: 50px 0;
    }
.faq-wrap h2 {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 25px;
      border-bottom: 3px solid var(--primary);
      padding-bottom: 10px;
      display: inline-block;
    }
.faq-item::before {
      content: "✦";
      position: absolute;
      left: 0;
      top: 0;
      color: var(--primary);
      font-size: 1.1rem;
    }
.faq-item h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 5px;
    }
.faq-item p {
      color: var(--text);
      opacity: 0.8;
      font-size: 0.95rem;
      margin-bottom: 0;
    }
.form-wrap {
      background: var(--bg);
      border: 2px solid var(--border-color);
      box-shadow: var(--shadow);
      padding: 40px 35px;
    }
.form-wrap h2 {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 25px;
      border-bottom: 3px solid var(--primary);
      padding-bottom: 10px;
      display: inline-block;
    }
.btn-send {
      background: var(--primary);
      color: #fff;
      border: 2px solid var(--border-color);
      border-radius: 0;
      padding: 12px 35px;
      font-weight: 700;
      font-size: 1rem;
      box-shadow: 4px 4px 0 var(--border-color);
      transition: all 0.3s ease;
    }
.btn-send:hover {
      transform: translate(-2px, -2px);
      box-shadow: 6px 6px 0 var(--border-color);
      background: var(--accent);
      color: #fff;
    }
.social-links {
      display: flex;
      gap: 15px;
      margin-top: 10px;
    }
.social-links a {
      width: 45px;
      height: 45px;
      background: var(--bg);
      border: 2px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      color: var(--text);
      box-shadow: 3px 3px 0 var(--border-color);
      transition: all 0.3s ease;
      text-decoration: none;
    }
.social-links a:hover {
      background: var(--primary);
      color: #fff;
      transform: translate(-2px, -2px);
      box-shadow: 5px 5px 0 var(--border-color);
    }
.response-time {
      background: rgba(234, 88, 12, 0.1);
      border-left: 4px solid var(--primary);
      padding: 12px 18px;
      margin: 20px 0;
      font-size: 0.9rem;
      color: var(--text);
      font-weight: 500;
    }

/* --- 子页面追加 --- */
/* 确保所有组件均继承站点配色，不出现白底 */
    body, .bg-body, .card, .list-group-item, .accordion, .accordion-item, .accordion-button, .accordion-body {
      background-color: var(--bg) !important;
      color: var(--text) !important;
      border-color: var(--border-color) !important;
    }
.card, .rank-item, .badge-rank, .list-group-item {
      background-color: var(--bg) !important;
      color: var(--text) !important;
      border: 2px solid var(--border-color) !important;
      box-shadow: var(--shadow);
    }
.rank-item {
      border-radius: 14px;
      padding: 1.2rem 1.2rem;
      margin-bottom: 1.2rem;
      transition: all .2s ease;
    }
.rank-item:hover {
      transform: translate(-2px, -2px);
      box-shadow: 8px 8px 0 var(--border-color);
    }
.rank-number {
      font-family: var(--font-display);
      font-weight: 900;
      font-size: 2.2rem;
      color: var(--primary);
      min-width: 70px;
      text-align: center;
      border-right: 2px solid var(--border-color);
      margin-right: 1.2rem;
      padding-right: 1.2rem;
      line-height: 1;
    }
.rank-tag {
      background: var(--primary);
      color: var(--bg);
      padding: 0.2rem 0.8rem;
      border-radius: 30px;
      font-size: 0.75rem;
      font-weight: 600;
      display: inline-block;
      letter-spacing: 0.3px;
    }
.badge-rank {
      background: var(--accent) !important;
      color: #fff !important;
      border: none !important;
      box-shadow: 3px 3px 0 #1c1917 !important;
      font-weight: 700;
    }
.tabs-section .nav-tabs .nav-link {
      background: transparent;
      border: 2px solid var(--border-color);
      color: var(--text);
      margin-right: 8px;
      font-weight: 600;
      border-radius: 40px 40px 0 0;
    }
.tabs-section .nav-tabs .nav-link.active {
      background: var(--primary);
      color: #fff;
      border-color: var(--border-color);
    }
.tabs-section .tab-content {
      background: var(--bg);
      border: 2px solid var(--border-color);
      padding: 1.5rem;
      box-shadow: var(--shadow);
    }
.btn-outline:hover {
      background: var(--primary);
      color: #fff;
    }
.form-select, .form-control {
      background: var(--bg);
      border: 2px solid var(--border-color);
      color: var(--text);
      border-radius: 30px;
    }
.form-select:focus, .form-control:focus {
      background: var(--bg);
      border-color: var(--primary);
      color: var(--text);
      box-shadow: none;
    }
.rank-number {
        min-width: 50px;
        font-size: 1.8rem;
        margin-right: 0.8rem;
        padding-right: 0.8rem;
      }