:root {
    --main-color: #ea580c;
    --accent-color: #d97706;
    --bg-color: #fffbf5;
    --text-color: #1c1917;
    --border-thick: 4px;
    --shadow-hard: 8px 8px 0 rgba(0, 0, 0, 0.15);
    --shadow-hard-hover: 4px 4px 0 rgba(0, 0, 0, 0.15);
  }
  * {
    border-radius: 0 !important;
  }
  body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Noto Sans SC', 'Inter', sans-serif;
    overflow-x: hidden;
  }
  h1, h2, h3, h4, h5, .serif-font {
    font-family: 'Noto Serif SC', serif;
    font-weight: 900;
  }
  .navbar {
    background-color: var(--bg-color);
    border-bottom: var(--border-thick) solid var(--text-color);
    padding: 0;
  }
  .navbar-brand {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--main-color);
    padding: 12px 24px;
    margin: 0;
    border-right: var(--border-thick) solid var(--text-color);
    white-space: nowrap;
    letter-spacing: 1px;
  }
  .navbar-brand:hover {
    color: var(--main-color);
  }
  .navbar-toggler {
    border: 3px solid var(--text-color);
    border-radius: 0;
    margin-right: 15px;
  }
  .navbar-toggler:focus {
    box-shadow: none;
  }
  .navbar-nav {
    margin-left: auto;
  }
  .nav-link {
    font-weight: 700;
    color: var(--text-color);
    padding: 16px 20px !important;
    border-left: 3px solid transparent;
    font-size: 1rem;
    letter-spacing: 0.5px;
  }
  .nav-link:hover {
    color: var(--main-color);
    background-color: rgba(234, 88, 12, 0.06);
    border-left-color: var(--main-color);
  }
  .hero-section {
    position: relative;
    background-color: var(--bg-color);
    border-bottom: var(--border-thick) solid var(--text-color);
    padding: 100px 0 90px;
    overflow: hidden;
  }
  .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.04) 25%, transparent 25%, transparent 50%, rgba(217, 119, 6, 0.04) 50%, rgba(217, 119, 6, 0.04) 75%, transparent 75%);
    background-size: 60px 60px;
    z-index: 0;
    transform: translateY(0);
    will-change: transform;
  }
  .hero-content {
    position: relative;
    z-index: 2;
  }
  .hero-stats {
    display: flex;
    gap: 48px;
    margin-bottom: 32px;
    flex-wrap: wrap;
  }
  .stat-item {
    border-left: var(--border-thick) solid var(--main-color);
    padding-left: 18px;
  }
  .stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--main-color);
    line-height: 1;
    font-family: 'Noto Serif SC', serif;
  }
  .stat-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #57534e;
    letter-spacing: 1px;
    margin-top: 6px;
    text-transform: uppercase;
  }
  .hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-color);
    letter-spacing: 1px;
  }
  .hero-title span {
    color: var(--main-color);
    border-bottom: var(--border-thick) solid var(--accent-color);
    padding-bottom: 4px;
  }
  .hero-subtitle {
    font-size: 1.2rem;
    color: #44403c;
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 300;
  }
  .btn-custom {
    display: inline-block;
    padding: 16px 40px;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    border: var(--border-thick) solid var(--text-color);
    box-shadow: var(--shadow-hard);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    letter-spacing: 1px;
  }
  .btn-primary-custom {
    background-color: var(--main-color);
    color: #fff;
  }
  .btn-primary-custom::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 40%;
    height: 200%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
  }
  .btn-primary-custom:hover {
    background-color: var(--accent-color);
    color: #fff;
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-hard-hover);
  }
  .btn-primary-custom:hover::after {
    left: 130%;
  }
  .btn-secondary-custom {
    background-color: var(--bg-color);
    color: var(--text-color);
  }
  .btn-secondary-custom:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-hard-hover);
  }
  .features-section {
    padding: 100px 0;
    background-color: var(--bg-color);
  }
  .section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--main-color);
    border: 3px solid var(--main-color);
    padding: 6px 14px;
    margin-bottom: 24px;
  }
  .section-title {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--text-color);
    line-height: 1.2;
  }
  .section-desc {
    font-size: 1.05rem;
    color: #57534e;
    max-width: 640px;
    line-height: 1.8;
    margin-bottom: 60px;
    font-weight: 300;
  }
  .feature-card {
    background-color: var(--bg-color);
    border: var(--border-thick) solid var(--text-color);
    padding: 36px 28px;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
  }
  .feature-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow-hard);
  }
  .feature-icon {
    font-size: 2.8rem;
    color: var(--main-color);
    margin-bottom: 20px;
    display: block;
  }
  .feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
  }
  .feature-card p {
    color: #57534e;
    line-height: 1.7;
    font-size: 0.95rem;
    margin-bottom: 0;
  }
  .feature-num {
    position: absolute;
    top: -16px;
    right: -16px;
    background-color: var(--accent-color);
    color: #fff;
    font-weight: 900;
    font-size: 1rem;
    padding: 4px 12px;
    border: 3px solid var(--text-color);
  }
  .faq-section {
    padding: 100px 0;
    background-color: var(--text-color);
  }
  .faq-section .section-label {
    border-color: var(--accent-color);
    color: var(--accent-color);
  }
  .faq-section .section-title {
    color: var(--bg-color);
  }
  .faq-section .section-desc {
    color: #d6d3d1;
  }
  .accordion-item {
    background-color: transparent;
    border: 3px solid var(--bg-color);
    margin-bottom: 16px;
  }
  .accordion-button {
    background-color: transparent;
    color: var(--bg-color);
    font-weight: 700;
    font-size: 1.1rem;
    padding: 22px 24px;
    box-shadow: none;
    font-family: 'Noto Sans SC', sans-serif;
  }
  .accordion-button::after {
    filter: invert(1);
  }
  .accordion-button:not(.collapsed) {
    background-color: var(--main-color);
    color: #fff;
    box-shadow: none;
  }
  .accordion-body {
    color: #d6d3d1;
    line-height: 1.8;
    padding: 24px;
    font-weight: 300;
  }
  .intro-section {
    padding: 100px 0;
    background-color: var(--bg-color);
  }
  .timeline-container {
    position: relative;
    padding: 40px 0;
  }
  .timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 24px;
    width: 4px;
    background-color: var(--text-color);
  }
  .timeline-step {
    position: relative;
    padding-left: 80px;
    margin-bottom: 48px;
  }
  .timeline-dot {
    position: absolute;
    left: 0;
    top: 0;
    width: 52px;
    height: 52px;
    background-color: var(--main-color);
    border: 4px solid var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 900;
    font-size: 1.2rem;
    box-shadow: var(--shadow-hard);
  }
  .timeline-content {
    border: var(--border-thick) solid var(--text-color);
    padding: 28px;
    background-color: var(--bg-color);
    transition: all 0.3s ease;
  }
  .timeline-content:hover {
    box-shadow: var(--shadow-hard);
    transform: translate(4px, 4px);
  }
  .timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: var(--text-color);
  }
  .timeline-content p {
    color: #57534e;
    line-height: 1.7;
    margin-bottom: 0;
    font-weight: 300;
  }
  .cta-section {
    padding: 100px 0;
    background-color: var(--main-color);
    border-top: var(--border-thick) solid var(--text-color);
    border-bottom: var(--border-thick) solid var(--text-color);
  }
  .cta-title {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 16px;
  }
  .cta-desc {
    color: #fed7aa;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
  }
  .btn-cta {
    background-color: #fff;
    color: var(--main-color);
    border-color: var(--text-color);
  }
  .btn-cta::after {
    background: linear-gradient(90deg, transparent, rgba(234, 88, 12, 0.15), transparent);
  }
  .btn-cta:hover {
    background-color: var(--text-color);
    color: #fff;
    transform: translate(-2px, -2px);
  }
  .footer {
    background-color: var(--bg-color);
    padding: 60px 0 20px;
    border-top: var(--border-thick) solid var(--text-color);
  }
  .footer-title {
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--main-color);
    margin-bottom: 16px;
    font-family: 'Noto Serif SC', serif;
  }
  .footer p {
    color: #57534e;
    font-weight: 300;
    line-height: 1.7;
  }
  .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  .footer-links li {
    margin-bottom: 10px;
  }
  .footer-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
  }
  .footer-links a:hover {
    color: var(--main-color);
    text-decoration: underline;
  }
  .friend-links {
    border-top: 3px solid var(--text-color);
    padding-top: 30px;
    margin-top: 40px;
  }
  .friend-links h5 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .friend-links a {
    color: #57534e;
    text-decoration: none;
    font-weight: 400;
    font-size: 0.9rem;
    transition: color 0.2s;
  }
  .friend-links a:hover {
    color: var(--main-color);
  }
  .copyright {
    text-align: center;
    padding: 20px 0 0;
    border-top: 2px solid #e7e5e4;
    margin-top: 40px;
    color: #78716c;
    font-size: 0.9rem;
    font-weight: 300;
  }
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .reveal.active {
    opacity: 1;
    transform: translateY(0);
  }
  @media (max-width: 768px) {
    .hero-title {
      font-size: 2.6rem;
    }
    .stat-number {
      font-size: 2.4rem;
    }
    .section-title {
      font-size: 2.2rem;
    }
    .cta-title {
      font-size: 2.2rem;
    }
    .navbar-brand {
      font-size: 1.4rem;
      padding: 10px 16px;
    }
    .hero-section {
      padding: 70px 0;
    }
    .features-section, .faq-section, .intro-section, .cta-section {
      padding: 70px 0;
    }
  }

/* --- 子页面追加 --- */
/* 本页专属微调样式 —— 与首页风格完全融合 */
        .about-hero {
            background: var(--bg-color);
            padding: 5rem 0 3rem;
            border-bottom: var(--border-thick) solid var(--main-color);
            box-shadow: var(--shadow-hard);
            margin-bottom: 3rem;
        }
.about-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--main-color);
            text-shadow: 2px 2px 0 rgba(0,0,0,0.1);
        }
.about-hero .lead {
            color: var(--text-color);
            font-size: 1.25rem;
            max-width: 800px;
            margin: 1.5rem auto 0;
        }
.about-section {
            padding: 3rem 0;
        }
.about-section .section-title {
            color: var(--main-color);
            font-weight: 800;
            margin-bottom: 1.5rem;
            border-left: 6px solid var(--main-color);
            padding-left: 1rem;
        }
.about-card {
            background: var(--bg-color);
            border: 2px solid var(--main-color);
            border-radius: 12px;
            padding: 2rem;
            box-shadow: var(--shadow-hard);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
.about-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hard-hover);
        }
.about-card i {
            font-size: 2.5rem;
            color: var(--main-color);
            margin-bottom: 1rem;
        }
.about-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-color);
            margin-bottom: 1rem;
        }
.about-card p {
            color: var(--text-color);
            line-height: 1.8;
            margin-bottom: 0;
        }
.about-stats {
            background: var(--main-color);
            color: white;
            padding: 3rem 0;
            margin: 3rem 0;
            border-radius: 12px;
            box-shadow: var(--shadow-hard);
        }
.about-stats .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: white;
        }
.about-stats .stat-label {
            color: rgba(255,255,255,0.9);
        }
.about-quote {
            background: var(--bg-color);
            border-left: 6px solid var(--main-color);
            padding: 2rem;
            margin: 3rem 0;
            font-size: 1.2rem;
            font-style: italic;
            color: var(--text-color);
            box-shadow: var(--shadow-hard);
            border-radius: 0 12px 12px 0;
        }
.about-hero h1 { font-size: 2rem; }
.about-hero .lead { font-size: 1.1rem; }
.about-card { margin-bottom: 1.5rem; }
.about-stats .stat-number { font-size: 2rem; }

/* --- 子页面追加 --- */
/* 页面级微调，仅补充本站特有样式，不覆盖全局变量 */
    .register-hero {
      background-color: var(--bg-color);
      border-bottom: var(--border-thick) solid var(--main-color);
      padding: 3rem 0 4rem;
    }
.register-card {
      background: var(--bg-color);
      border: 2px solid var(--text-color);
      box-shadow: var(--shadow-hard);
      padding: 2rem 1.8rem;
      border-radius: 0;
      transition: transform 0.2s, box-shadow 0.2s;
    }
.register-card:hover {
      box-shadow: var(--shadow-hard-hover);
      transform: translate(3px, 3px);
    }
.form-label-custom {
      font-weight: 700;
      color: var(--text-color);
      margin-bottom: 0.4rem;
      display: inline-block;
    }
.form-control-custom {
      background: #fff;
      border: 2px solid var(--text-color);
      border-radius: 0;
      padding: 0.7rem 1rem;
      font-weight: 500;
      color: var(--text-color);
      transition: border 0.15s, box-shadow 0.15s;
    }
.form-control-custom:focus {
      outline: none;
      border-color: var(--main-color);
      box-shadow: 0 0 0 0.2rem rgba(234, 88, 12, 0.25);
    }
.btn-register {
      background: var(--main-color);
      border: 2px solid var(--text-color);
      color: #fff;
      font-weight: 800;
      padding: 0.8rem 1.5rem;
      border-radius: 0;
      box-shadow: 5px 5px 0 rgba(0,0,0,0.15);
      transition: all 0.2s;
      width: 100%;
      letter-spacing: 1px;
    }
.btn-register:hover {
      background: var(--accent-color);
      transform: translate(2px, 2px);
      box-shadow: 2px 2px 0 rgba(0,0,0,0.15);
    }
.login-link {
      color: var(--main-color);
      font-weight: 700;
      text-decoration: underline;
      text-underline-offset: 4px;
    }
.login-link:hover {
      color: var(--accent-color);
    }
.benefit-tag {
      background: var(--bg-color);
      border: 2px solid var(--text-color);
      box-shadow: 3px 3px 0 rgba(0,0,0,0.1);
      padding: 0.5rem 1rem;
      font-weight: 600;
      color: var(--text-color);
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      margin-right: 0.5rem;
      margin-bottom: 0.5rem;
    }
.benefit-tag i {
      color: var(--main-color);
    }
.section-title-custom {
      font-weight: 900;
      color: var(--text-color);
      border-left: 8px solid var(--main-color);
      padding-left: 1rem;
      margin: 2.5rem 0 1.5rem;
    }
.info-box {
      background: var(--bg-color);
      border: 2px dashed var(--main-color);
      padding: 1.5rem;
      margin-top: 2rem;
    }
.info-box ul {
      padding-left: 1.2rem;
      margin: 0;
    }
.info-box li {
      margin-bottom: 0.5rem;
      font-weight: 500;
    }
/* bootstrap 组件覆盖：确保任何潜在白底被压制 */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
    .form-control, .form-select, .form-label, .input-group-text,
    .list-group-item, .accordion-item, .accordion-button, .accordion-body {
      background: var(--bg-color) !important;
      color: var(--text-color) !important;
      border-color: var(--text-color) !important;
    }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .disclaimer-page { padding: 60px 0 80px; }
.disclaimer-header {
            background: var(--main-color);
            color: #fff;
            padding: 50px 0;
            border-bottom: var(--border-thick) solid #1c1917;
            box-shadow: var(--shadow-hard);
            margin-bottom: 50px;
        }
.disclaimer-header h1 {
            font-size: 2.2rem;
            font-weight: 900;
            margin-bottom: 10px;
        }
.disclaimer-header p {
            font-size: 1.05rem;
            opacity: 0.95;
            max-width: 700px;
            margin: 0 auto;
        }
.disclaimer-section {
            background: #fff;
            border: 2px solid var(--text-color);
            border-radius: 16px;
            box-shadow: var(--shadow-hard);
            padding: 35px;
            margin-bottom: 30px;
            transition: box-shadow .3s;
        }
.disclaimer-section:hover {
            box-shadow: var(--shadow-hard-hover);
        }
.disclaimer-section h2 {
            color: var(--main-color);
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 3px solid #f1e8dd;
        }
.disclaimer-section h2 i {
            margin-right: 10px;
            color: var(--accent-color);
        }
.disclaimer-section p, .disclaimer-section li {
            color: #444;
            line-height: 1.8;
            font-size: 0.97rem;
        }
.disclaimer-section ul {
            padding-left: 20px;
            margin: 15px 0;
        }
.disclaimer-section li {
            margin-bottom: 8px;
        }
.highlight-box {
            background: #fff7ed;
            border-left: 5px solid var(--main-color);
            padding: 20px;
            margin: 20px 0;
            border-radius: 0 10px 10px 0;
            font-weight: 500;
        }
.update-date {
            text-align: center;
            color: #888;
            font-size: 0.9rem;
            margin-top: 40px;
            font-weight: 500;
        }
.disclaimer-header h1 { font-size: 1.7rem; }
.disclaimer-section { padding: 25px 20px; }

/* --- 子页面追加 --- */
.privacy-section { padding: 60px 0; }
.privacy-title { font-size: 2.5rem; font-weight: 800; color: var(--text-color); margin-bottom: 20px; }
.privacy-subtitle { font-size: 1.75rem; font-weight: 700; color: var(--main-color); margin-top: 40px; margin-bottom: 15px; }
.privacy-content { font-size: 1.05rem; line-height: 1.8; color: var(--text-color); }
.privacy-content p { margin-bottom: 15px; }
.privacy-content ul { margin-bottom: 20px; padding-left: 20px; }
.privacy-content li { margin-bottom: 8px; }
.privacy-badge { background: var(--main-color); color: #fff; padding: 5px 15px; border-radius: 20px; font-size: 0.9rem; font-weight: 600; display: inline-block; margin-bottom: 20px; }
.privacy-card { background: var(--bg-color); border: 3px solid var(--text-color); border-radius: 12px; padding: 30px; box-shadow: var(--shadow-hard); margin-bottom: 30px; }
.privacy-card:hover { box-shadow: var(--shadow-hard-hover); }
.contact-info { background: var(--main-color); color: #fff; padding: 15px 20px; border-radius: 8px; margin-top: 20px; }
.contact-info i { margin-right: 10px; }

/* --- 子页面追加 --- */
.ranking-page {
            padding: 60px 0;
        }
.ranking-hero {
            background: linear-gradient(135deg, var(--main-color) 0%, var(--accent-color) 100%);
            padding: 50px 0;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }
.ranking-hero::before {
            content: '🏆';
            position: absolute;
            right: 5%;
            top: 50%;
            transform: translateY(-50%);
            font-size: 120px;
            opacity: 0.2;
        }
.ranking-hero h1 {
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 15px;
        }
.ranking-hero p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.9);
            max-width: 600px;
        }
.ranking-tabs {
            display: flex;
            gap: 10px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
.ranking-tab {
            padding: 10px 20px;
            background: var(--bg-color);
            border: 2px solid var(--main-color);
            border-radius: 8px;
            color: var(--main-color);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
.ranking-tab:hover, .ranking-tab.active {
            background: var(--main-color);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hard);
        }
.rank-card {
            display: flex;
            align-items: center;
            background: var(--bg-color);
            border: 2px solid var(--text-color);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 20px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
.rank-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hard);
        }
.rank-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--main-color);
            width: 70px;
            text-align: center;
            margin-right: 20px;
            font-family: 'Inter', sans-serif;
        }
.rank-card:nth-child(1) .rank-number {
            color: #f59e0b;
        }
.rank-card:nth-child(2) .rank-number {
            color: #94a3b8;
        }
.rank-card:nth-child(3) .rank-number {
            color: #b45309;
        }
.rank-info {
            flex: 1;
        }
.rank-info h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-color);
        }
.rank-info p {
            color: var(--text-color);
            opacity: 0.8;
            margin-bottom: 10px;
            line-height: 1.6;
        }
.rank-meta {
            display: flex;
            gap: 20px;
            font-size: 0.9rem;
            color: var(--text-color);
            opacity: 0.7;
        }
.rank-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
.rank-trend {
            position: absolute;
            top: 15px;
            right: 15px;
            background: #22c55e;
            color: #fff;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
.rank-trend.down {
            background: #ef4444;
        }
.rank-trend.steady {
            background: #6b7280;
        }
.rank-badge {
            display: inline-block;
            background: var(--main-color);
            color: #fff;
            padding: 3px 10px;
            border-radius: 15px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-right: 8px;
        }
.rank-badge.hot {
            background: #ef4444;
        }
.rank-badge.new {
            background: #22c55e;
        }
.rank-badge.finish {
            background: #6b7280;
        }
.update-info {
            background: var(--bg-color);
            border: 2px dashed var(--main-color);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 15px;
        }
.update-info i {
            font-size: 1.5rem;
            color: var(--main-color);
        }
.update-info p {
            margin: 0;
            color: var(--text-color);
        }
.rank-card {
                flex-direction: column;
                text-align: center;
            }
.rank-number {
                margin-right: 0;
                margin-bottom: 10px;
            }
.rank-meta {
                justify-content: center;
                flex-wrap: wrap;
            }

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