/* 基础重置与色彩规范 - 桃红艳丽科技风 */
    :root {
      --primary: #E11D48; /* 艳丽桃红玫瑰 */
      --primary-hover: #BE185D; /* 深桃红 */
      --primary-light: #FFF1F2; /* 浅桃红底色 */
      --primary-gradient: linear-gradient(135deg, #F43F5E 0%, #E11D48 50%, #BE185D 100%);
      --accent: #FB7185;
      --dark-wine: #881337;
      --bg-page: #FAF9FB;
      --bg-card: #FFFFFF;
      --text-main: #0F172A; /* 高对比深黑蓝 */
      --text-muted: #475569;
      --text-light: #64748B;
      --border-color: rgba(225, 29, 72, 0.12);
      --border-hover: rgba(225, 29, 72, 0.35);
      --shadow-sm: 0 4px 12px rgba(225, 29, 72, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(225, 29, 72, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
      --shadow-lg: 0 20px 35px -10px rgba(225, 29, 72, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      background-image: 
        radial-gradient(circle at 10% 8%, rgba(244, 63, 94, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 90% 25%, rgba(225, 29, 72, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 30% 70%, rgba(190, 24, 93, 0.03) 0%, transparent 45%);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }

    /* 统一规范容器 */
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
      box-sizing: border-box;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* 模块通用头 */
    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 52px auto;
    }

    .section-badge {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary);
      background: var(--primary-light);
      border: 1px solid rgba(225, 29, 72, 0.2);
      padding: 5px 16px;
      border-radius: var(--radius-full);
      margin-bottom: 14px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.15rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-title span {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 按钮通用 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: none;
      transition: var(--transition);
      gap: 8px;
    }

    .btn-primary {
      background: var(--primary-gradient);
      color: #FFFFFF;
      box-shadow: 0 8px 20px rgba(225, 29, 72, 0.28);
    }

    .btn-primary:hover {
      box-shadow: 0 12px 26px rgba(225, 29, 72, 0.4);
      transform: translateY(-2px);
      color: #FFFFFF;
    }

    .btn-secondary {
      background: #FFFFFF;
      color: var(--primary);
      border: 1.5px solid var(--border-hover);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary-hover);
      transform: translateY(-2px);
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.2px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0; /* 严格按照要求设置gap为0 */
      margin: 0;
      padding: 0;
    }

    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.93rem;
      font-weight: 500;
      color: var(--text-main);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary);
      background-color: var(--primary-light);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }

    /* 首屏 Hero 区域（严格保证无任何图片，纯科技排版与CSS质感） */
    .hero-section {
      padding: 72px 0 64px 0;
      text-align: center;
      position: relative;
    }

    .hero-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #FFFFFF;
      border: 1px solid var(--border-hover);
      border-radius: var(--radius-full);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--primary);
    }

    .hero-pill-badge {
      background: var(--primary-gradient);
      color: #FFFFFF;
      font-size: 0.72rem;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      text-transform: uppercase;
    }

    .hero-title {
      font-size: 2.85rem;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      max-width: 920px;
      margin: 0 auto 20px auto;
      letter-spacing: -0.8px;
    }

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

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px auto;
      line-height: 1.75;
    }

    .hero-cta-group {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 48px;
    }

    .btn-hero-official {
      padding: 14px 34px;
      font-size: 1.05rem;
      letter-spacing: 0.3px;
    }

    /* 首屏数据指标卡片 */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 1040px;
      margin: 0 auto;
    }

    .metric-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 16px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: center;
    }

    .metric-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-hover);
      box-shadow: var(--shadow-md);
    }

    .metric-number {
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
      margin-bottom: 4px;
      font-feature-settings: "tnum";
    }

    .metric-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 模型矩阵徽章跑马条 */
    .model-marquee-section {
      padding: 24px 0 48px 0;
    }

    .model-tags-wrapper {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 18px 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      box-shadow: var(--shadow-sm);
    }

    .model-tag {
      font-size: 0.82rem;
      padding: 5px 12px;
      background: #FFF1F2;
      color: #9F1239;
      border-radius: var(--radius-full);
      font-weight: 600;
      border: 1px solid rgba(225, 29, 72, 0.15);
      transition: var(--transition);
    }

    .model-tag:hover {
      background: var(--primary-gradient);
      color: #FFFFFF;
      border-color: transparent;
      transform: translateY(-2px);
    }

    /* 区域布局基类 */
    .content-section {
      padding: 68px 0;
    }

    .section-alt {
      background-color: #FFFFFF;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    /* 平台介绍 */
    .platform-intro-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .intro-feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 28px;
    }

    .intro-feature-item {
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
      transition: var(--transition);
    }

    .intro-feature-item:hover {
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    .intro-feature-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--primary-hover);
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .intro-feature-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .intro-visual-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 16px;
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .intro-visual-card img {
      border-radius: var(--radius-md);
      width: 100%;
      object-fit: cover;
    }

    /* AIGC核心服务与工具卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 26px;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-hover);
      box-shadow: var(--shadow-lg);
    }

    .service-badge {
      position: absolute;
      top: 22px;
      right: 22px;
      font-size: 0.72rem;
      font-weight: 700;
      background: var(--primary-light);
      color: var(--primary);
      padding: 3px 10px;
      border-radius: var(--radius-full);
      border: 1px solid rgba(225, 29, 72, 0.2);
    }

    .service-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
      font-weight: bold;
    }

    .service-title {
      font-size: 1.22rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .service-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .service-features {
      list-style: none;
      padding: 0;
      margin: 0;
      font-size: 0.83rem;
      color: var(--text-light);
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
    }

    .service-features li {
      margin-bottom: 4px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .service-features li::before {
      content: "•";
      color: var(--primary);
      font-weight: bold;
      font-size: 1.1rem;
    }

    /* 标准制作流程 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
      margin-top: 20px;
    }

    .process-step {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }

    .process-step:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
    }

    .step-number {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 14px auto;
      font-weight: 800;
      font-size: 0.95rem;
    }

    .step-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-desc {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测板块（评分与评星严格呈现） */
    .evaluation-card-outer {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      background: linear-gradient(135deg, #FFF1F2 0%, #FFE4E6 100%);
      border: 1px solid rgba(225, 29, 72, 0.25);
      border-radius: var(--radius-md);
      padding: 24px 32px;
      margin-bottom: 32px;
    }

    .rating-banner-left {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .score-circle {
      text-align: center;
    }

    .score-val {
      font-size: 3rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

    .score-total {
      font-size: 1.1rem;
      color: var(--dark-wine);
      font-weight: 600;
    }

    .stars-desc-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .stars-view {
      color: #E11D48;
      font-size: 1.35rem;
      letter-spacing: 2px;
    }

    .stars-desc-sub {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    .table-responsive {
      overflow-x: auto;
      margin-bottom: 24px;
      -webkit-overflow-scrolling: touch;
    }

    .evaluation-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }

    .evaluation-table th,
    .evaluation-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }

    .evaluation-table th {
      background: var(--bg-page);
      color: var(--text-main);
      font-weight: 700;
    }

    .evaluation-table tr:hover td {
      background-color: #FFFDFD;
    }

    .evaluation-table td.highlight-cell {
      background-color: rgba(225, 29, 72, 0.04);
      font-weight: 700;
      color: var(--primary-hover);
    }

    /* Token 比价板块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .token-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }

    .token-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
    }

    .token-model-name {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .token-price-tag {
      font-size: 1.6rem;
      font-weight: 900;
      color: var(--primary);
      margin: 14px 0 6px 0;
    }

    .token-price-unit {
      font-size: 0.8rem;
      color: var(--text-light);
      font-weight: normal;
    }

    .token-official-compare {
      font-size: 0.85rem;
      color: var(--text-light);
      text-decoration: line-through;
      margin-bottom: 12px;
    }

    .token-discount-pill {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      color: #9F1239;
      background: #FFE4E6;
      padding: 3px 12px;
      border-radius: var(--radius-full);
    }

    /* 行业案例展示 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .case-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: var(--border-hover);
    }

    .case-img-wrap {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #F1F5F9;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }

    .case-body {
      padding: 22px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .case-tag {
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    .case-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .case-stat-badge {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--primary-hover);
    }

    /* 6条真实用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--border-hover);
    }

    .review-quote {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }

    .review-quote::before {
      content: "“";
      font-size: 2.2rem;
      color: var(--accent);
      line-height: 0;
      display: inline-block;
      margin-right: 4px;
      vertical-align: -6px;
    }

    .review-author-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
    }

    .review-avatar-char {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
    }

    .review-author-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .review-author-role {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: var(--border-hover);
    }

    .faq-question {
      padding: 18px 24px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
      transition: var(--transition);
    }

    .faq-question:hover {
      color: var(--primary);
    }

    .faq-icon-arrow {
      width: 20px;
      height: 20px;
      transition: transform 0.28s ease;
      color: var(--primary);
    }

    .faq-item.active .faq-icon-arrow {
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #FFFDFD;
    }

    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px solid rgba(225, 29, 72, 0.06);
    }

    /* 需求匹配与表单接入 */
    .form-section-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 44px;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1.25fr;
      gap: 48px;
      align-items: start;
    }

    .form-info h3 {
      font-size: 1.7rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .form-info p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .form-contact-items {
      display: flex;
      flex-direction: column;
      gap: 12px;
      font-size: 0.9rem;
      color: var(--text-main);
    }

    .form-contact-row {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .form-badge-icon {
      color: var(--primary);
      font-weight: bold;
    }

    .match-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      background: var(--bg-page);
      color: var(--text-main);
      transition: var(--transition);
      outline: none;
      box-sizing: border-box;
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(225, 29, 72, 0.12);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* AI百科与行业资讯 */
    .news-encyclopedia-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

    .news-box, .encyclopedia-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }

    .box-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 2px solid var(--primary-light);
      padding-bottom: 10px;
    }

    .article-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .article-links-list li a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      font-weight: 500;
      color: var(--text-main);
      transition: var(--transition);
    }

    .article-links-list li a:hover {
      background: #FFF1F2;
      border-color: var(--primary);
      color: var(--primary);
      padding-left: 18px;
    }

    /* 加盟代理与被动收益 */
    .agency-banner {
      background: linear-gradient(135deg, #FFF1F2 0%, #FFFFFF 100%);
      border: 1px solid var(--border-hover);
      border-radius: var(--radius-lg);
      padding: 44px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 36px;
      align-items: center;
      box-shadow: var(--shadow-md);
    }

    .agency-content h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .agency-content p {
      font-size: 0.98rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .agency-perks {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .perk-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--primary-hover);
    }

    /* 页脚与联系我们 */
    .site-footer {
      background: #FFFFFF;
      border-top: 1px solid var(--border-color);
      padding: 56px 0 24px 0;
      color: var(--text-main);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
      position: relative;
    }

    .footer-col p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 12px;
    }

    .footer-links-col {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links-col li a {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

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

    .footer-qr-card {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
    }

    .qr-img-wrapper {
      width: 120px;
      height: 120px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 6px;
      background: #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .qr-img-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .friend-links-wrap {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      margin-bottom: 24px;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .friend-links-wrap a {
      color: var(--text-muted);
      transition: var(--transition);
    }

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

    .copyright-row {
      border-top: 1px solid rgba(0, 0, 0, 0.05);
      padding-top: 20px;
      text-align: center;
      font-size: 0.82rem;
      color: var(--text-light);
    }

    /* 浮动操作栏与返回顶部 */
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #FFFFFF;
      color: var(--primary);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 1.1rem;
      transition: var(--transition);
      text-decoration: none;
    }

    .float-btn:hover {
      background: var(--primary-gradient);
      color: #FFFFFF;
      transform: translateY(-2px);
      box-shadow: var(--shadow-lg);
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .services-grid,
      .cases-grid,
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .token-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .platform-intro-grid,
      .form-section-card,
      .agency-banner,
      .news-encyclopedia-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        padding: 16px 0;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        display: block;
        padding: 12px 20px;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-title {
        font-size: 2rem;
      }
      .section-title {
        font-size: 1.7rem;
      }
      .services-grid,
      .cases-grid,
      .reviews-grid,
      .token-grid,
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .intro-feature-list {
        grid-template-columns: 1fr;
      }
      .form-section-card {
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
      }
      .rating-banner-left {
        flex-direction: column;
        gap: 12px;
      }
    }