:root {
    --primary: #b45309;
    --accent: #ca8a04;
    --bg-light: #fefce8;
    --text-dark: #451a03;
    --white: #fffdf5;
    --shadow-heavy: 8px 8px 24px rgba(180, 83, 9, 0.15), 3px 3px 8px rgba(180, 83, 9, 0.08);
    --shadow-soft: 0 4px 20px rgba(180, 83, 9, 0.08);
    --gradient-main: linear-gradient(135deg, #b45309 0%, #ca8a04 100%);
    --gradient-light: linear-gradient(135deg, #fefce8 0%, #fef3c7 100%);
  }

  * {
    box-sizing: border-box;
  }

  body {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    overflow-x: hidden;
    font-size: 16px;
    line-height: 1.7;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'ZCOOL KuaiLe', 'Comic Sans MS', 'PingFang SC', cursive, sans-serif;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: 1px;
  }

  /* ===== 拟物厚重风格 ===== */
  .skeuo-card {
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-heavy);
    border: 1px solid rgba(180, 83, 9, 0.12);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .skeuo-card:hover {
    transform: translateY(-4px);
    box-shadow: 12px 12px 32px rgba(180, 83, 9, 0.22), 5px 5px 12px rgba(180, 83, 9, 0.1);
  }

  .skeuo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-main);
    border-radius: 16px 16px 0 0;
  }

  /* ===== 渐变光晕 ===== */
  .glow-orb {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
  }

  .glow-orb-1 {
    background: #fbbf24;
    top: -100px;
    right: -100px;
  }

  .glow-orb-2 {
    background: #f59e0b;
    bottom: -50px;
    left: -100px;
    opacity: 0.2;
  }

  /* ===== 导航栏 ===== */
  .navbar-main {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 252, 232, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(180, 83, 9, 0.1);
    transition: background 0.4s ease, box-shadow 0.4s ease;
    padding: 0;
  }

  .navbar-main.scrolled {
    background: rgba(254, 252, 232, 0.98);
    box-shadow: 0 4px 20px rgba(180, 83, 9, 0.12);
  }

  .navbar-brand {
    font-family: 'ZCOOL KuaiLe', 'Comic Sans MS', cursive;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary) !important;
    text-shadow: 2px 2px 0 rgba(202, 138, 4, 0.2);
    padding: 0.5rem 1rem;
    letter-spacing: 1px;
  }

  .navbar-brand i {
    margin-right: 6px;
    color: var(--accent);
  }

  .nav-link {
    font-weight: 600;
    color: var(--text-dark) !important;
    padding: 0.8rem 1rem !important;
    transition: color 0.3s;
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--gradient-main);
    border-radius: 3px;
    transition: width 0.3s ease;
  }

  .nav-link:hover::after {
    width: 70%;
  }

  .navbar-toggler {
    border-color: var(--primary);
  }

  /* ===== Hero 区 ===== */
  .hero-section {
    position: relative;
    padding: 140px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-light);
    overflow: hidden;
  }

  .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
      radial-gradient(circle at 20% 30%, rgba(202, 138, 4, 0.08) 0%, transparent 40%),
      radial-gradient(circle at 80% 70%, rgba(180, 83, 9, 0.1) 0%, transparent 40%);
    z-index: 1;
  }

  .hero-content {
    position: relative;
    z-index: 2;
  }

  .hero-badge {
    display: inline-block;
    background: var(--gradient-main);
    color: white;
    padding: 8px 24px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 24px;
    box-shadow: 0 4px 15px rgba(180, 83, 9, 0.3);
  }

  .hero-title {
    font-size: clamp(2.8rem, 5vw, 4.2rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--text-dark);
  }

  .hero-title .highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-desc {
    font-size: 1.15rem;
    color: #6b4b1e;
    max-width: 560px;
    margin-bottom: 32px;
    font-weight: 400;
  }

  .hero-stats-row {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    flex-wrap: wrap;
  }

  .stat-item {
    text-align: left;
  }

  .stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    font-family: 'ZCOOL KuaiLe', cursive;
    line-height: 1;
    display: block;
  }

  .stat-label {
    font-size: 0.95rem;
    color: #8b5e2a;
    font-weight: 500;
  }

  .hero-image-wrapper {
    position: relative;
    z-index: 2;
  }

  .hero-image-card {
    background: var(--white);
    border-radius: 24px;
    padding: 16px;
    box-shadow: var(--shadow-heavy);
    transform: rotate(3deg);
    transition: transform 0.4s ease;
    max-width: 420px;
    margin-left: auto;
  }

  .hero-image-card:hover {
    transform: rotate(0deg);
  }

  .hero-image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(145deg, #fcd34d, #f59e0b);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
  }

  /* ===== 通用区块 ===== */
  .section-padding {
    padding: 90px 0;
  }

  .section-title {
    font-size: 2.4rem;
    font-weight: 900;
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
  }

  .section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--gradient-main);
    border-radius: 4px;
  }

  .section-subtitle {
    color: #8b5e2a;
    font-size: 1.05rem;
    margin-bottom: 40px;
  }

  /* ===== 数据统计 ===== */
  .stats-section {
    background: var(--white);
    position: relative;
    overflow: hidden;
  }

  .stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(180,83,9,0.03) 1px, transparent 1px),
                linear-gradient(rgba(180,83,9,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
  }

  .stat-card {
    text-align: center;
    padding: 40px 20px;
    background: var(--bg-light);
    border-radius: 16px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(180, 83, 9, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
  }

  .stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
  }

  .stat-card .icon-wrap {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 16px;
  }

  .stat-card .number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    font-family: 'ZCOOL KuaiLe', cursive;
  }

  .stat-card .label {
    font-weight: 600;
    color: #6b4b1e;
    font-size: 1rem;
    margin-top: 4px;
  }

  /* ===== 使用说明 ===== */
  .steps-section {
    position: relative;
  }

  .step-card {
    padding: 32px;
    margin-bottom: 24px;
    display: flex;
    gap: 24px;
    align-items: flex-start;
  }

  .step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-main);
    color: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: 900;
    font-family: 'ZCOOL KuaiLe', cursive;
    box-shadow: 4px 4px 12px rgba(180, 83, 9, 0.3);
    flex-shrink: 0;
  }

  .step-content h4 {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .step-content p {
    color: #6b4b1e;
    margin-bottom: 0;
  }

  /* ===== 特色对比表格 ===== */
  .compare-section {
    background: var(--white);
    position: relative;
    overflow: hidden;
  }

  .compare-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
  }

  .compare-table th,
  .compare-table td {
    padding: 18px 24px;
    text-align: center;
    border-bottom: 1px solid rgba(180, 83, 9, 0.1);
  }

  .compare-table th {
    background: var(--gradient-main);
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
  }

  .compare-table td {
    color: var(--text-dark);
  }

  .compare-table tr:nth-child(even) td {
    background: rgba(254, 252, 232, 0.5);
  }

  .compare-table tr:last-child td {
    border-bottom: none;
  }

  .compare-check {
    color: #22c55e;
    font-size: 1.3rem;
  }

  .compare-cross {
    color: #ef4444;
    font-size: 1.1rem;
  }

  .compare-label {
    font-weight: 600;
    text-align: left !important;
    color: var(--primary) !important;
  }

  /* ===== FAQ ===== */
  .faq-section {
    background: var(--gradient-light);
  }

  .accordion-item {
    background: var(--white);
    border: 1px solid rgba(180, 83, 9, 0.1);
    border-radius: 12px !important;
    margin-bottom: 16px;
    box-shadow: var(--shadow-soft);
    overflow: hidden;
  }

  .accordion-button {
    background: var(--white);
    color: var(--text-dark);
    font-weight: 700;
    padding: 20px 24px;
    font-size: 1.05rem;
  }

  .accordion-button:not(.collapsed) {
    background: var(--bg-light);
    color: var(--primary);
    box-shadow: none;
  }

  .accordion-button:focus {
    box-shadow: none;
    border-color: rgba(180, 83, 9, 0.2);
  }

  .accordion-body {
    padding: 20px 24px;
    color: #6b4b1e;
    background: var(--white);
    border-top: 1px solid rgba(180, 83, 9, 0.08);
  }

  /* ===== CTA ===== */
  .cta-section {
    background: linear-gradient(145deg, #b45309, #a04408);
    color: white;
    padding: 70px 0;
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    top: -80px;
    right: -80px;
    filter: blur(40px);
  }

  .cta-title {
    color: white;
    font-size: 2.4rem;
    font-weight: 900;
    margin-bottom: 16px;
  }

  .cta-desc {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 32px;
  }

  .btn-cta {
    background: var(--white);
    color: var(--primary);
    font-weight: 800;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 1.1rem;
    border: none;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }

  .btn-cta::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
  }

  .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
    color: var(--primary);
  }

  .btn-cta:hover::after {
    left: 100%;
  }

  /* ===== 友情链接 ===== */
  .friend-links-section {
    background: var(--bg-light);
    padding: 40px 0;
    border-top: 1px solid rgba(180, 83, 9, 0.1);
  }

  .friend-links-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
  }

  .friend-links-content {
    color: #8b5e2a;
    font-size: 0.95rem;
  }

  /* ===== 页脚 ===== */
  .footer {
    background: var(--text-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 50px 0 30px;
  }

  .footer-brand {
    font-family: 'ZCOOL KuaiLe', cursive;
    font-size: 2rem;
    color: white;
    font-weight: 900;
    margin-bottom: 12px;
    display: block;
  }

  .footer-desc {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 24px;
  }

  .footer-links {
    list-style: none;
    padding: 0;
  }

  .footer-links li {
    margin-bottom: 8px;
  }

  .footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
  }

  .footer-links a:hover {
    color: white;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    margin-top: 32px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
  }

  /* ===== 按钮通用 ===== */
  .btn-main {
    background: var(--gradient-main);
    color: white;
    font-weight: 700;
    padding: 14px 32px;
    border-radius: 50px;
    border: none;
    box-shadow: 0 6px 18px rgba(180, 83, 9, 0.3);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .btn-main::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
  }

  .btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(180, 83, 9, 0.4);
    color: white;
  }

  .btn-main:hover::after {
    left: 100%;
  }

  .btn-outline-main {
    border: 2px solid var(--primary);
    color: var(--primary);
    font-weight: 700;
    padding: 12px 30px;
    border-radius: 50px;
    background: transparent;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .btn-outline-main:hover {
    background: var(--primary);
    color: white;
  }

  /* ===== 响应式 ===== */
  @media (max-width: 992px) {
    .hero-section {
      padding: 120px 0 60px;
      min-height: auto;
    }

    .hero-image-card {
      margin: 40px auto 0;
      max-width: 100%;
    }

    .hero-stats-row {
      gap: 24px;
    }

    .stat-number {
      font-size: 2.2rem;
    }

    .navbar-collapse {
      background: var(--bg-light);
      border-radius: 0 0 16px 16px;
      padding: 16px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
  }

  @media (max-width: 768px) {
    .section-padding {
      padding: 60px 0;
    }

    .section-title {
      font-size: 1.8rem;
    }

    .step-card {
      flex-direction: column;
    }

    .compare-table {
      font-size: 0.9rem;
    }

    .compare-table th,
    .compare-table td {
      padding: 12px 8px;
    }

    .stat-card {
      margin-bottom: 16px;
    }
  }

  /* 滚动动画 */
  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

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

  /* 双色块背景装饰 */
  .bg-block-left {
    position: absolute;
    left: 0;
    top: 0;
    width: 30%;
    height: 100%;
    background: linear-gradient(180deg, rgba(180,83,9,0.08), transparent);
    z-index: 0;
  }

  .bg-block-right {
    position: absolute;
    right: 0;
    top: 0;
    width: 25%;
    height: 100%;
    background: linear-gradient(180deg, rgba(202,138,4,0.08), transparent);
    z-index: 0;
  }

/* --- 子页面追加 --- */
/* 关于页专属微调 */
        .about-hero {
            background: var(--gradient-light);
            border-bottom: 1px solid rgba(180, 83, 9, 0.15);
        }
.about-hero .hero-badge {
            background: var(--gradient-main);
            color: var(--white);
            padding: 0.5rem 1.2rem;
            border-radius: 50px;
            font-weight: 600;
            display: inline-block;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
        }
.about-section {
            padding: 4rem 0;
        }
.about-title {
            color: var(--text-dark);
            font-weight: 800;
            margin-bottom: 1.5rem;
            position: relative;
            display: inline-block;
        }
.about-title:after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--gradient-main);
            border-radius: 4px;
            margin-top: 8px;
        }
.about-text {
            color: var(--text-dark);
            opacity: 0.9;
            line-height: 1.8;
            font-size: 1.05rem;
        }
.feature-card {
            background: var(--white);
            border-radius: 16px;
            padding: 1.8rem 1.5rem;
            box-shadow: var(--shadow-soft);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            height: 100%;
            border: 1px solid rgba(180, 83, 9, 0.08);
        }
.feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-heavy);
        }
.feature-icon {
            font-size: 2rem;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
        }
.stat-box {
            background: var(--white);
            border-radius: 20px;
            padding: 2rem 1rem;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(180, 83, 9, 0.06);
        }
.value-item {
            background: var(--white);
            border-radius: 14px;
            padding: 1.5rem;
            box-shadow: var(--shadow-soft);
            border-left: 4px solid var(--accent);
        }
.value-title {
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 0.5rem;
        }
.value-desc {
            color: var(--text-dark);
            opacity: 0.85;
            font-size: 0.95rem;
        }

/* --- 子页面追加 --- */
/* 免责声明页专属样式 */
        .legal-hero {
            background: var(--gradient-main);
            padding: 80px 0 60px;
            text-align: center;
            color: var(--white);
            position: relative;
            overflow: hidden;
        }
.legal-hero h1 {
            font-size: 2.6rem;
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
.legal-hero p {
            font-size: 1.1rem;
            opacity: 0.92;
            max-width: 640px;
            margin: 0 auto;
        }
.legal-hero .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            color: var(--white);
            padding: 6px 18px;
            border-radius: 100px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255,255,255,0.25);
        }
.legal-section {
            padding: 40px 0;
            border-bottom: 1px solid rgba(180,83,9,0.08);
        }
.legal-section:last-child {
            border-bottom: none;
        }
.legal-section h2 {
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.legal-section h2 i {
            color: var(--accent);
            font-size: 1.3rem;
        }
.legal-section p, .legal-section li {
            color: var(--text-dark);
            line-height: 1.8;
            font-size: 0.98rem;
        }
.legal-section ul {
            padding-left: 20px;
        }
.legal-section li {
            margin-bottom: 8px;
        }
.legal-card {
            background: var(--white);
            border-radius: 14px;
            padding: 24px 28px;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(180,83,9,0.06);
            margin-bottom: 16px;
        }
.legal-card h3 {
            color: var(--primary);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
.legal-card p {
            margin-bottom: 8px;
        }
.legal-card p:last-child {
            margin-bottom: 0;
        }
.highlight-box {
            background: var(--gradient-light);
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            border-radius: 8px;
            margin: 16px 0;
            font-size: 0.95rem;
            line-height: 1.7;
        }
.highlight-box strong {
            color: var(--primary);
        }
.last-updated {
            display: inline-block;
            background: var(--bg-light);
            color: var(--primary);
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
.legal-hero { padding: 60px 0 40px; }
.legal-hero h1 { font-size: 1.9rem; }
.legal-section h2 { font-size: 1.3rem; }
.legal-card { padding: 20px; }

/* --- 子页面追加 --- */
.guide-hero {
            background: var(--gradient-light);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }
.guide-hero::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(202, 138, 4, 0.1) 0%, transparent 70%);
            border-radius: 50%;
        }
.guide-hero-content {
            position: relative;
            z-index: 2;
        }
.guide-badge {
            display: inline-block;
            background: var(--gradient-main);
            color: var(--white);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
.guide-title {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.2;
            margin-bottom: 16px;
        }
.guide-title span {
            color: var(--primary);
        }
.guide-desc {
            font-size: 1.1rem;
            color: rgba(69, 26, 3, 0.7);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 30px;
        }
.guide-meta-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
.guide-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--white);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            color: var(--text-dark);
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(180, 83, 9, 0.08);
        }
.guide-meta-item i {
            color: var(--primary);
        }
.step-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-heavy);
        }
.step-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
.step-card p {
            color: rgba(69, 26, 3, 0.75);
            line-height: 1.7;
            font-size: 0.95rem;
            margin-bottom: 0;
        }
.feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
            margin-top: 40px;
        }
.feature-tile {
            background: var(--white);
            border-radius: 16px;
            padding: 30px;
            border: 1px solid rgba(180, 83, 9, 0.06);
            box-shadow: var(--shadow-soft);
            text-align: center;
            transition: all 0.3s ease;
        }
.feature-tile:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-heavy);
        }
.feature-tile i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
.feature-tile h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
.feature-tile p {
            color: rgba(69, 26, 3, 0.7);
            line-height: 1.7;
            font-size: 0.92rem;
            margin-bottom: 0;
        }
.tip-box {
            background: var(--gradient-light);
            border-left: 4px solid var(--primary);
            border-radius: 0 12px 12px 0;
            padding: 20px 24px;
            margin: 20px 0;
        }
.tip-box h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
.tip-box p {
            color: rgba(69, 26, 3, 0.75);
            line-height: 1.7;
            font-size: 0.92rem;
            margin-bottom: 0;
        }
.faq-item {
            background: var(--white);
            border-radius: 12px;
            padding: 24px 28px;
            margin-bottom: 16px;
            border: 1px solid rgba(180, 83, 9, 0.06);
            box-shadow: var(--shadow-soft);
        }
.faq-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.faq-item h4 i {
            color: var(--primary);
            font-size: 0.9rem;
        }
.faq-item p {
            color: rgba(69, 26, 3, 0.7);
            line-height: 1.7;
            font-size: 0.95rem;
            margin-bottom: 0;
        }
.guide-cta {
            background: var(--gradient-main);
            border-radius: 16px;
            padding: 40px;
            text-align: center;
            color: var(--white);
            margin-top: 60px;
        }
.guide-cta h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
.guide-cta p {
            opacity: 0.9;
            margin-bottom: 24px;
            font-size: 1rem;
        }
.guide-cta .btn-cta {
            background: var(--white);
            color: var(--primary);
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 700;
            text-decoration: none;
            display: inline-block;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }
.guide-cta .btn-cta:hover {
            background: transparent;
            color: var(--white);
            border-color: var(--white);
        }
.guide-title {
                font-size: 2rem;
            }
.guide-hero {
                padding: 60px 0 40px;
            }
.guide-cta {
                padding: 30px 20px;
            }
.guide-cta h3 {
                font-size: 1.4rem;
            }

/* --- 子页面追加 --- */
/* 排行榜卡片 hover 效果 */
    .skeuo-card.rank-card {
      transition: transform .25s ease, box-shadow .25s ease;
    }
.skeuo-card.rank-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-heavy);
    }
/* 榜单序号徽章 */
    .rank-badge {
      background: var(--gradient-main);
      color: var(--white);
      min-width: 2.2rem;
      height: 2.2rem;
      border-radius: 0.75rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      box-shadow: var(--shadow-soft);
    }
/* 小标签 */
    .tag-chip {
      background: rgba(180, 83, 9, 0.12);
      color: var(--primary);
      border-radius: 999px;
      padding: 0.2rem 0.8rem;
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.02em;
    }
/* 更新徽标 */
    .update-badge {
      background: rgba(202, 138, 4, 0.15);
      color: var(--accent);
      border-radius: 999px;
      padding: 0.25rem 0.9rem;
      font-size: 0.75rem;
      font-weight: 700;
    }
/* 列表序号圆点 */
    .trending-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      display: inline-block;
      margin-right: 6px;
    }
/* 覆盖 Bootstrap 卡片默认白底 (以防万一) */
    .skeuo-card, .skeuo-card .card-body {
      background: var(--bg-light);
      color: var(--text-dark);
      border: 1px solid rgba(180, 83, 9, 0.15);
    }
.skeuo-card .card-title,
    .skeuo-card .card-text {
      color: var(--text-dark);
    }
/* 确保文字可读 */
    .section-title, .section-subtitle, .rank-card h5, .rank-card p {
      color: var(--text-dark);
    }

/* --- 子页面追加 --- */
.privacy-section { padding: 4rem 0; }
.privacy-card { background: var(--white); border-radius: 20px; padding: 2.5rem; margin-bottom: 2rem; box-shadow: var(--shadow-soft); border: 1px solid rgba(180, 83, 9, 0.1); }
.privacy-card h2 { color: var(--primary); font-weight: 700; font-size: 1.5rem; margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.75rem; }
.privacy-card h2 i { color: var(--accent); font-size: 1.25rem; }
.privacy-card p { color: var(--text-dark); line-height: 1.8; margin-bottom: 1rem; font-size: 0.95rem; }
.privacy-card ul { padding-left: 1.5rem; margin-bottom: 1rem; }
.privacy-card ul li { color: var(--text-dark); line-height: 1.8; font-size: 0.95rem; margin-bottom: 0.5rem; }
.privacy-card ul li i { color: var(--accent); margin-right: 0.5rem; }
.privacy-updated { background: var(--gradient-light); border-radius: 12px; padding: 1rem 1.5rem; display: inline-flex; align-items: center; gap: 0.75rem; color: var(--text-dark); font-weight: 500; font-size: 0.9rem; margin-bottom: 2rem; }
.privacy-updated i { color: var(--accent); }
.privacy-hero { background: var(--gradient-main); border-radius: 24px; padding: 3rem; color: var(--white); margin-bottom: 3rem; position: relative; overflow: hidden; }
.privacy-hero::before { content: ''; position: absolute; top: -50%; right: -20%; width: 300px; height: 300px; background: rgba(255,255,255,0.1); border-radius: 50%; }
.privacy-hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; position: relative; z-index: 1; }
.privacy-hero p { font-size: 1.1rem; opacity: 0.95; position: relative; z-index: 1; max-width: 700px; line-height: 1.8; }
.privacy-hero i { margin-right: 0.5rem; }
.privacy-hero { padding: 2rem; }
.privacy-hero h1 { font-size: 1.8rem; }
.privacy-card { padding: 1.5rem; }
.privacy-card h2 { font-size: 1.25rem; }

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