:root {
    --primary: #b45309;
    --accent: #ca8a04;
    --bg: #fefce8;
    --text: #451a03;
    --primary-light: rgba(180, 83, 9, 0.1);
    --accent-light: rgba(202, 138, 4, 0.15);
    --card-radius: 18px;
    --shadow-sm: 0 4px 12px rgba(69, 26, 3, 0.08);
    --shadow-md: 0 8px 24px rgba(69, 26, 3, 0.12);
    --shadow-hover: 0 16px 36px rgba(69, 26, 3, 0.18);
  }

  * {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  }

  body {
    background-color: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.8;
  }

  h1, h2, h3, h4, h5, h6 {
    font-weight: 900;
    color: var(--text);
    letter-spacing: -0.02em;
  }

  .container-custom {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* 导航栏 */
  .navbar-custom {
    background-color: rgba(254, 252, 232, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(180, 83, 9, 0.12);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
  }

  .navbar-brand-custom {
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--primary) !important;
    text-decoration: none;
    letter-spacing: -0.02em;
  }

  .nav-link-custom {
    color: var(--text) !important;
    font-weight: 600;
    margin: 0 10px;
    padding: 6px 16px !important;
    border-radius: 50px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
  }

  .nav-link-custom:hover {
    background-color: var(--primary-light);
    color: var(--primary) !important;
  }

  .navbar-toggler-custom {
    border: 2px solid var(--primary);
    border-radius: 50px;
    padding: 4px 12px;
    background: transparent;
    color: var(--primary);
  }

  /* Hero 区 */
  .hero-section {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
  }

  .hero-title {
    font-size: 3.2rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.2;
    min-height: 1.4em;
    color: var(--primary);
  }

  .hero-subtitle {
    font-size: 1.25rem;
    color: rgba(69, 26, 3, 0.7);
    max-width: 600px;
    margin: 24px auto 0;
    font-weight: 400;
  }

  .hero-badge {
    display: inline-block;
    background: var(--accent-light);
    color: var(--primary);
    border-radius: 50px;
    padding: 8px 24px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 28px;
    letter-spacing: 0.02em;
  }

  /* 几何背景装饰 */
  .geometric-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
  }

  .geo-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.35;
  }

  .geo-square {
    position: absolute;
    border-radius: 12px;
    opacity: 0.25;
  }

  .geo-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 30px solid transparent;
    border-right: 30px solid transparent;
    border-bottom: 52px solid rgba(180, 83, 9, 0.18);
    opacity: 0.4;
  }

  .geo-1 { width: 120px; height: 120px; background: var(--accent-light); top: 15%; left: 8%; }
  .geo-2 { width: 48px; height: 48px; background: rgba(180, 83, 9, 0.2); bottom: 20%; right: 12%; }
  .geo-3 { width: 70px; height: 70px; background: var(--primary-light); top: 60%; left: 15%; border-radius: 18px; }
  .geo-4 { border-left: 40px solid transparent; border-right: 40px solid transparent; border-bottom: 70px solid rgba(202, 138, 4, 0.18); top: 25%; right: 8%; transform: rotate(15deg); }
  .geo-5 { width: 24px; height: 24px; background: var(--primary); border-radius: 6px; bottom: 10%; left: 22%; opacity: 0.25; }
  .geo-6 { width: 90px; height: 90px; background: rgba(202, 138, 4, 0.12); top: 45%; right: 22%; border-radius: 24px; }

  /* 通用区块 */
  .section-block {
    padding: 80px 0;
  }

  .section-tag {
    display: inline-block;
    background: var(--accent-light);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 6px 20px;
    border-radius: 50px;
    margin-bottom: 16px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .section-title {
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
  }

  .section-desc {
    color: rgba(69, 26, 3, 0.7);
    max-width: 640px;
    margin: 0 auto 40px;
    font-size: 1.05rem;
  }

  /* 时间线 */
  .timeline-wrap {
    max-width: 680px;
    margin: 0 auto;
    padding: 20px 0;
  }

  .timeline-item {
    position: relative;
    padding: 24px 24px 24px 60px;
    background: #fff;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    transition: all 0.3s ease;
  }

  .timeline-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
  }

  .timeline-item::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 32px;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: 50%;
    border: 3px solid var(--bg);
    box-shadow: 0 0 0 3px var(--primary-light);
  }

  .timeline-item::after {
    content: '';
    position: absolute;
    left: 30px;
    top: 54px;
    bottom: -24px;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-light), transparent);
  }

  .timeline-item:last-child::after {
    display: none;
  }

  .timeline-num {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-weight: 700;
    color: var(--primary);
    font-size: 0.9rem;
    margin-bottom: 4px;
  }

  .timeline-title {
    font-weight: 800;
    font-size: 1.15rem;
    margin-bottom: 8px;
  }

  .timeline-text {
    color: rgba(69, 26, 3, 0.7);
    font-size: 0.95rem;
    margin-bottom: 0;
  }

  /* 标签页切换 */
  .tabs-wrapper {
    max-width: 720px;
    margin: 0 auto;
  }

  .custom-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 40px;
  }

  .custom-tab {
    background: transparent;
    border: 2px solid rgba(180, 83, 9, 0.25);
    border-radius: 50px;
    padding: 8px 24px;
    font-weight: 700;
    color: var(--text);
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 0.95rem;
  }

  .custom-tab:hover {
    border-color: var(--primary);
    background: var(--primary-light);
  }

  .custom-tab.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
  }

  .tab-pane-custom {
    display: none;
    animation: fadeInUp 0.5s ease;
  }

  .tab-pane-custom.active {
    display: block;
  }

  @keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .tab-card {
    background: #fff;
    border-radius: var(--card-radius);
    padding: 36px;
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--accent);
  }

  .tab-card-icon {
    font-size: 2.4rem;
    color: var(--primary);
    margin-bottom: 16px;
  }

  .tab-card-title {
    font-weight: 800;
    font-size: 1.4rem;
    margin-bottom: 12px;
  }

  .tab-card-text {
    color: rgba(69, 26, 3, 0.75);
    line-height: 1.9;
  }

  /* 长文 */
  .long-form-section {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .long-form-section h3 {
    font-size: 1.5rem;
    margin: 40px 0 16px;
    font-weight: 800;
  }

  .long-form-section p {
    color: rgba(69, 26, 3, 0.75);
    font-size: 1.05rem;
    margin-bottom: 20px;
  }

  .highlight-box {
    background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
    border-left: 4px solid var(--primary);
    padding: 24px 28px;
    border-radius: 12px;
    margin: 30px 0;
  }

  .highlight-box p {
    margin-bottom: 0;
    font-weight: 600;
    color: var(--text);
  }

  /* 数字滚动统计 */
  .stats-row {
    margin: 60px 0 20px;
  }

  .stat-item {
    text-align: center;
    padding: 20px 10px;
  }

  .stat-number {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
  }

  .stat-label {
    color: rgba(69, 26, 3, 0.6);
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 8px;
  }

  /* FAQ */
  .faq-wrap {
    max-width: 720px;
    margin: 0 auto;
  }

  .faq-item {
    background: #fff;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
  }

  .faq-item:hover {
    box-shadow: var(--shadow-md);
  }

  .faq-question {
    padding: 22px 28px;
    font-weight: 700;
    font-size: 1.05rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    user-select: none;
    background: #fff;
    border: none;
    width: 100%;
    text-align: left;
    color: var(--text);
  }

  .faq-question i {
    color: var(--primary);
    transition: transform 0.3s ease;
    font-size: 0.9rem;
  }

  .faq-item.open .faq-question i {
    transform: rotate(180deg);
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 28px;
    color: rgba(69, 26, 3, 0.7);
    line-height: 1.8;
  }

  .faq-item.open .faq-answer {
    max-height: 400px;
    padding-bottom: 22px;
  }

  /* CTA */
  .cta-section {
    padding: 80px 0;
    text-align: center;
  }

  .cta-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 28px;
    padding: 56px 40px;
    color: #fff;
    box-shadow: 0 20px 50px rgba(180, 83, 9, 0.3);
    position: relative;
    overflow: hidden;
  }

  .cta-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 180px;
    height: 180px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
  }

  .cta-card h2 {
    color: #fff;
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 16px;
  }

  .cta-card p {
    color: rgba(255,255,255,0.9);
    font-size: 1.1rem;
    max-width: 480px;
    margin: 0 auto 32px;
  }

  .btn-custom {
    background: #fff;
    color: var(--primary);
    border: none;
    border-radius: 50px;
    padding: 14px 40px;
    font-weight: 800;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    text-decoration: none;
    display: inline-block;
  }

  .btn-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.25);
    color: var(--primary);
  }

  /* 友情链接 */
  .friend-links {
    padding: 60px 0 30px;
    text-align: center;
  }

  .friend-links-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 16px;
    display: inline-block;
    border-bottom: 3px solid var(--accent);
    padding-bottom: 6px;
  }

  .friend-links-content {
    color: rgba(69, 26, 3, 0.6);
    font-size: 0.95rem;
    margin-top: 20px;
  }

  /* 页脚 */
  .footer {
    padding: 30px 0 50px;
    text-align: center;
    border-top: 1px solid rgba(180, 83, 9, 0.1);
    margin-top: 40px;
  }

  .footer-brand {
    font-weight: 900;
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 8px;
    display: inline-block;
  }

  .footer-text {
    color: rgba(69, 26, 3, 0.5);
    font-size: 0.9rem;
    margin-bottom: 12px;
  }

  .footer-links {
    margin: 16px 0;
  }

  .footer-links a {
    color: rgba(69, 26, 3, 0.6);
    text-decoration: none;
    margin: 0 14px;
    font-size: 0.9rem;
    transition: color 0.3s ease;
  }

  .footer-links a:hover {
    color: var(--primary);
  }

  /* 滚动淡入 */
  .fade-in-section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

  .fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* 打字机光标 */
  .typing-cursor {
    display: inline-block;
    width: 4px;
    background: var(--primary);
    margin-left: 2px;
    animation: blink 0.7s step-end infinite;
  }

  @keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
  }

  /* 等宽字体数据 */
  .mono-data {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    background: var(--primary-light);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.9em;
    font-weight: 600;
    color: var(--primary);
  }

  /* 响应式 */
  @media (max-width: 768px) {
    .hero-title {
      font-size: 2.2rem;
    }
    .hero-section {
      padding: 70px 0 60px;
    }
    .section-block {
      padding: 60px 0;
    }
    .section-title {
      font-size: 1.8rem;
    }
    .stat-number {
      font-size: 2rem;
    }
    .cta-card {
      padding: 40px 24px;
    }
    .cta-card h2 {
      font-size: 1.8rem;
    }
    .timeline-item {
      padding-left: 50px;
    }
  }

  @media (max-width: 576px) {
    .custom-tab {
      padding: 6px 18px;
      font-size: 0.85rem;
    }
    .tab-card {
      padding: 24px;
    }
    .footer-links a {
      margin: 0 8px;
    }
  }

/* --- 子页面追加 --- */
/* 页面专属小范围样式 */
    .about-hero {
      padding: 120px 0 80px;
      background: var(--bg);
      position: relative;
      overflow: hidden;
    }
.about-hero .hero-title {
      font-size: 3rem;
      font-weight: 900;
      color: var(--text);
      line-height: 1.2;
      margin-bottom: 1.5rem;
    }
.about-hero .hero-title span {
      color: var(--primary);
    }
.about-hero .hero-subtitle {
      font-size: 1.25rem;
      color: rgba(69, 26, 3, 0.8);
      max-width: 700px;
      margin: 0 auto 2rem;
    }
.about-section {
      padding: 80px 0;
      border-bottom: 1px solid rgba(180, 83, 9, 0.1);
    }
.about-section:nth-child(even) {
      background: rgba(202, 138, 4, 0.04);
    }
.about-card {
      background: rgba(255, 255, 255, 0.7);
      border: 1px solid rgba(180, 83, 9, 0.12);
      border-radius: var(--card-radius);
      padding: 2rem;
      height: 100%;
      transition: transform 0.3s, box-shadow 0.3s;
      backdrop-filter: blur(8px);
    }
.about-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }
.about-card .icon-wrap {
      width: 56px;
      height: 56px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 1.5rem;
      background: var(--primary-light);
      color: var(--primary);
    }
.about-card h3 {
      font-size: 1.35rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 1rem;
    }
.about-card p {
      color: rgba(69, 26, 3, 0.75);
      line-height: 1.8;
      margin-bottom: 0;
    }
.philosophy-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
.philosophy-list li {
      display: flex;
      gap: 1rem;
      padding: 1.25rem 0;
      border-bottom: 1px solid rgba(180, 83, 9, 0.1);
      align-items: flex-start;
    }
.philosophy-list li:last-child {
      border-bottom: none;
    }
.philosophy-list .num {
      font-size: 1.5rem;
      font-weight: 900;
      color: var(--primary);
      min-width: 60px;
      opacity: 0.6;
    }
.philosophy-list h4 {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 0.5rem;
    }
.philosophy-list p {
      color: rgba(69, 26, 3, 0.7);
      line-height: 1.7;
      margin-bottom: 0;
    }
.timeline-about {
      position: relative;
      padding-left: 30px;
    }
.timeline-about::before {
      content: '';
      position: absolute;
      left: 10px;
      top: 0;
      bottom: 0;
      width: 2px;
      background: linear-gradient(to bottom, var(--primary), var(--accent));
      opacity: 0.3;
    }
.timeline-about .tl-item {
      position: relative;
      padding: 1.5rem 0;
    }
.timeline-about .tl-item::before {
      content: '';
      position: absolute;
      left: -26px;
      top: 1.8rem;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--primary);
      border: 3px solid var(--bg);
      box-shadow: 0 0 0 2px var(--primary);
    }
.timeline-about .tl-year {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 0.5rem;
    }
.timeline-about .tl-text {
      color: rgba(69, 26, 3, 0.75);
      line-height: 1.7;
    }
.about-hero {
        padding: 80px 0 60px;
      }
.about-hero .hero-title {
        font-size: 2rem;
      }
.about-card {
        padding: 1.5rem;
      }

/* --- 子页面追加 --- */
/* 本页专属样式 */
    .disclaimer-hero {
      background: linear-gradient(135deg, var(--bg) 0%, rgba(202,138,4,.08) 100%);
      border-bottom: 1px solid rgba(180,83,9,.08);
    }
.disclaimer-title {
      font-size: 2.6rem;
      font-weight: 800;
      color: var(--text);
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
    }
.disclaimer-subtitle {
      color: var(--primary);
      font-size: 1.05rem;
      font-weight: 500;
      letter-spacing: .02em;
      margin-bottom: .75rem;
    }
.disclaimer-section {
      padding: 2.5rem 0;
      border-bottom: 1px dashed rgba(180,83,9,.15);
    }
.disclaimer-section:last-child {
      border-bottom: none;
    }
.disclaimer-h2 {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 1.25rem;
      display: flex;
      align-items: center;
      gap: .6rem;
    }
.disclaimer-h2 i {
      color: var(--primary);
      font-size: 1.3rem;
    }
.disclaimer-h3 {
      font-size: 1.15rem;
      font-weight: 600;
      color: var(--primary);
      margin: 1.5rem 0 .75rem;
    }
.disclaimer-body {
      color: rgba(69,26,3,.82);
      line-height: 1.85;
      font-size: .975rem;
    }
.disclaimer-body p {
      margin-bottom: 1rem;
    }
.disclaimer-body ul {
      padding-left: 1.25rem;
      margin-bottom: 1rem;
    }
.disclaimer-body li {
      margin-bottom: .4rem;
    }
.notice-box {
      background: var(--primary-light);
      border-left: 4px solid var(--primary);
      border-radius: 12px;
      padding: 1.25rem 1.5rem;
      margin: 1.5rem 0;
      font-size: .95rem;
      color: var(--text);
    }
.notice-box i {
      color: var(--primary);
      margin-right: .4rem;
    }
.contact-line {
      display: flex;
      align-items: center;
      gap: .5rem;
      flex-wrap: wrap;
      margin-top: .5rem;
    }
.contact-line i {
      color: var(--primary);
      width: 1.4rem;
      text-align: center;
    }
.footer-custom {
      background: #fff7e6;
      border-top: 1px solid rgba(180,83,9,.1);
      padding: 3rem 0 2rem;
      margin-top: 3rem;
    }

/* --- 子页面追加 --- */
.privacy-content { max-width: 960px; margin: 0 auto; padding: 60px 20px; }
.privacy-content h2 { color: var(--primary); font-weight: 700; font-size: 1.8rem; margin-top: 3rem; margin-bottom: 1rem; position: relative; padding-left: 20px; }
.privacy-content h2::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 8px; height: 28px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 4px; }
.privacy-content h3 { color: var(--primary); font-weight: 600; font-size: 1.35rem; margin-top: 2rem; margin-bottom: 0.8rem; }
.privacy-content p { color: var(--text); line-height: 1.9; font-size: 1rem; margin-bottom: 1.2rem; opacity: 0.88; }
.privacy-content ul { color: var(--text); line-height: 1.9; padding-left: 1.5rem; margin-bottom: 1.5rem; opacity: 0.88; }
.privacy-content li { margin-bottom: 0.6rem; }
.privacy-updated { display: inline-block; background: var(--primary-light); color: var(--primary); padding: 8px 20px; border-radius: 30px; font-size: 0.9rem; font-weight: 500; margin-bottom: 2rem; }
.privacy-intro { font-size: 1.1rem; line-height: 2; color: var(--text); opacity: 0.9; }
.privacy-table { width: 100%; margin: 1.5rem 0; border-collapse: separate; border-spacing: 0; }
.privacy-table th { background: var(--primary); color: #fff; padding: 12px 16px; text-align: left; font-weight: 600; border: none; }
.privacy-table th:first-child { border-radius: 10px 0 0 0; }
.privacy-table th:last-child { border-radius: 0 10px 0 0; }
.privacy-table td { padding: 14px 16px; border-bottom: 1px solid rgba(180, 83, 9, 0.15); background: rgba(255,255,255,0.35); }
.privacy-table tr:last-child td:first-child { border-radius: 0 0 0 10px; }
.privacy-table tr:last-child td:last-child { border-radius: 0 0 10px 0; }
.contact-info { background: var(--accent-light); border-radius: var(--card-radius); padding: 25px 30px; margin-top: 2.5rem; }
.contact-info p { margin-bottom: 0.5rem; }

/* --- 子页面追加 --- */
/* 仅补充本页特定结构所需的微调，配色完全继承 :root 变量 */
        .guide-hero {
            background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
            border-radius: var(--card-radius);
            padding: 3rem 2rem;
            margin-top: 2rem;
            box-shadow: var(--shadow-sm);
        }
.guide-hero h1 {
            color: var(--primary);
            font-weight: 800;
        }
.guide-hero p {
            color: var(--text);
            opacity: 0.85;
            max-width: 720px;
        }
.guide-card {
            background: rgba(255,255,240,0.6); /* 与首页底色融合 */
            backdrop-filter: blur(2px);
            border: 1px solid var(--accent-light);
            border-radius: var(--card-radius);
            padding: 1.8rem 1.5rem;
            box-shadow: var(--shadow-sm);
            transition: transform .2s, box-shadow .2s;
            height: 100%;
        }
.guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
.guide-card i {
            color: var(--accent);
            font-size: 1.8rem;
            margin-bottom: 1rem;
        }
.guide-card h3 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 0.75rem;
        }
.guide-card p, .guide-card li {
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.6;
        }
.step-list {
            list-style: none;
            padding-left: 0;
            counter-reset: step-counter;
        }
.step-list li {
            counter-increment: step-counter;
            margin-bottom: 0.8rem;
            padding-left: 2.2rem;
            position: relative;
        }
.step-list li::before {
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 0;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            width: 1.5rem;
            height: 1.5rem;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
        }
.faq-item h4 {
            color: var(--primary);
            font-weight: 600;
            font-size: 1.1rem;
        }
.faq-item p {
            color: var(--text);
            margin-top: 0.4rem;
            opacity: 0.9;
        }
.timeline-custom .timeline-item {
            background: transparent;
            border-left: 2px dashed var(--accent);
            padding-left: 1.8rem;
            position: relative;
            margin-bottom: 1.5rem;
        }
.timeline-custom .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 4px;
            width: 12px;
            height: 12px;
            background: var(--accent);
            border-radius: 50%;
            border: 2px solid var(--bg);
        }
.timeline-custom .timeline-item h4 {
            color: var(--primary);
            font-weight: 700;
        }
.timeline-custom .timeline-item p {
            color: var(--text);
        }
/* 确保任何bootstrap类不出白底黑字 */
        .accordion-item, .accordion-button, .list-group-item {
            background: var(--bg) !important;
            color: var(--text) !important;
            border-color: var(--accent-light) !important;
        }
.nav-link-custom.active {
            font-weight: 700;
            border-bottom: 2px solid var(--accent);
        }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .rank-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }
.rank-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            text-shadow: 0 2px 8px rgba(0,0,0,0.2);
        }
.rank-hero p {
            font-size: 1.1rem;
            opacity: 0.95;
            max-width: 700px;
        }
.rank-badge {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            backdrop-filter: blur(8px);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
            border: 1px solid rgba(255,255,255,0.3);
        }
.rank-tabs {
            background: var(--primary-light);
            border-radius: 50px;
            padding: 6px;
            display: inline-flex;
            gap: 4px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }
.rank-tab {
            padding: 10px 24px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            background: transparent;
        }
.rank-tab.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(180, 83, 9, 0.3);
        }
.rank-card {
            background: #fff;
            border-radius: var(--card-radius);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(180, 83, 9, 0.1);
            transition: all 0.3s ease;
        }
.rank-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
.rank-number {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 900;
            color: #fff;
            flex-shrink: 0;
        }
.rank-number.top-1 {
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
        }
.rank-number.top-2 {
            background: linear-gradient(135deg, #94a3b8, #cbd5e1);
            box-shadow: 0 4px 12px rgba(148, 163, 184, 0.4);
        }
.rank-number.top-3 {
            background: linear-gradient(135deg, #b45309, #d97706);
            box-shadow: 0 4px 12px rgba(180, 83, 9, 0.4);
        }
.rank-number.other {
            background: var(--primary-light);
            color: var(--primary);
        }
.rank-category-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--accent-light);
            color: var(--accent);
            margin-bottom: 8px;
        }
.rank-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }
.rank-meta {
            font-size: 0.85rem;
            color: rgba(69, 26, 3, 0.6);
        }
.rank-stats {
            display: flex;
            gap: 16px;
            margin-top: 12px;
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 600;
        }
.rank-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
.trend-up {
            color: #10b981;
            font-size: 0.8rem;
        }
.trend-down {
            color: #ef4444;
            font-size: 0.8rem;
        }
.trend-flat {
            color: #6b7280;
            font-size: 0.8rem;
        }
.section-sub-head {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 12px;
        }
.section-sub-head::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
.insight-box {
            background: var(--primary-light);
            border-radius: var(--card-radius);
            padding: 24px;
            margin: 32px 0;
            border-left: 4px solid var(--primary);
        }
.rank-hero h1 {
                font-size: 2rem;
            }
.rank-tabs {
                width: 100%;
                justify-content: center;
            }
.rank-tab {
                padding: 8px 16px;
                font-size: 0.85rem;
            }