:root {
      --primary: #FF5A1F;
      --primary-hover: #E0480F;
      --secondary: #0052D9;
      --secondary-light: #EBF2FF;
      --accent: #7C3AED;
      --accent-bg: #F5F3FF;
      --dark-text: #1E293B;
      --muted-text: #64748B;
      --light-bg: #F8FAFC;
      --card-bg: #FFFFFF;
      --border-color: #E2E8F0;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      --shadow-lg: 0 20px 30px -10px rgba(0, 82, 217, 0.12);
      --radius: 12px;
      --radius-lg: 18px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--light-bg);
      color: var(--dark-text);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--dark-text);
    }

    .brand-logo img {
      max-height: 40px;
      width: auto;
      object-fit: contain;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      padding: 8px 12px;
      font-weight: 600;
      color: #334155;
      font-size: 0.93rem;
      border-radius: 6px;
    }

    .nav-links li a:hover {
      color: var(--primary);
      background: #FFF5F0;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 700;
      border-radius: 8px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s ease;
      text-align: center;
      line-height: 1.2;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #FF7843 100%);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(255, 90, 31, 0.35);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-hover) 0%, #FF5A1F 100%);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 90, 31, 0.45);
      color: #FFF;
    }

    .btn-secondary {
      background: var(--secondary);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(0, 82, 217, 0.3);
    }

    .btn-secondary:hover {
      background: #0043B3;
      transform: translateY(-2px);
      color: #FFF;
    }

    .btn-outline {
      background: #FFFFFF;
      color: var(--dark-text);
      border-color: #CBD5E1;
    }

    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #FFF9F6;
    }

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

    /* Section 公共 */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-title-wrap {
      text-align: center;
      max-width: 800px;
      margin: 0 auto 48px;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--secondary);
      background: var(--secondary-light);
      border-radius: 50px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-tag.warm {
      color: var(--primary);
      background: #FFEFE8;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--dark-text);
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--muted-text);
      line-height: 1.6;
    }

    /* 首屏 Hero */
    .hero-section {
      background: linear-gradient(145deg, #FFF6F0 0%, #FFFFFF 40%, #EEF4FF 100%);
      padding: 90px 0 70px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }

    .hero-decor-1, .hero-decor-2 {
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      z-index: 0;
      pointer-events: none;
    }

    .hero-decor-1 {
      width: 320px;
      height: 320px;
      background: rgba(255, 90, 31, 0.12);
      top: -50px;
      left: -50px;
    }

    .hero-decor-2 {
      width: 400px;
      height: 400px;
      background: rgba(0, 82, 217, 0.1);
      bottom: -80px;
      right: -80px;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-h1 {
      font-size: 2.7rem;
      font-weight: 900;
      color: #0F172A;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-h1 span.highlight {
      color: var(--primary);
      position: relative;
      display: inline-block;
    }

    .hero-p {
      font-size: 1.15rem;
      color: #475569;
      margin-bottom: 32px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .btn-hero-official {
      background: #FF5A1F;
      color: #FFF;
      font-size: 1.1rem;
      padding: 14px 34px;
      border-radius: 10px;
      font-weight: 800;
      box-shadow: 0 6px 20px rgba(255, 90, 31, 0.4);
      border: 2px solid #FF5A1F;
    }

    .btn-hero-official:hover {
      background: #E0480F;
      color: #FFF;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 90, 31, 0.5);
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }

    .stat-card {
      background: rgba(255, 255, 255, 0.85);
      border: 1px solid rgba(226, 232, 240, 0.8);
      backdrop-filter: blur(8px);
      padding: 20px 16px;
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: transform 0.25s ease;
    }

    .stat-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
    }

    .stat-num {
      font-size: 1.7rem;
      font-weight: 800;
      color: var(--secondary);
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .stat-num.orange {
      color: var(--primary);
    }

    .stat-label {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--muted-text);
    }

    /* 品牌模型展示栏 */
    .models-bar-section {
      padding: 30px 0;
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
    }

    .models-bar-title {
      font-size: 0.9rem;
      font-weight: 700;
      text-align: center;
      color: var(--muted-text);
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }

    .models-tag-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }

    .model-chip {
      background: var(--light-bg);
      border: 1px solid #E2E8F0;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #334155;
      transition: all 0.2s ease;
    }

    .model-chip:hover {
      border-color: var(--secondary);
      color: var(--secondary);
      background: var(--secondary-light);
    }

    /* 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .intro-box {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

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

    .intro-box h3 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--dark-text);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .intro-box p {
      font-size: 0.95rem;
      color: var(--muted-text);
      line-height: 1.6;
    }

    /* 服务能力卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .service-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      border-top: 4px solid var(--secondary);
    }

    .service-card:nth-child(3n+1) {
      border-top-color: var(--primary);
    }

    .service-card:nth-child(3n+2) {
      border-top-color: var(--secondary);
    }

    .service-card:nth-child(3n) {
      border-top-color: var(--accent);
    }

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

    .service-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--dark-text);
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--muted-text);
      line-height: 1.55;
    }

    /* 案例展示 */
    .banner-gallery-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-bottom: 30px;
    }

    .banner-item {
      background: #FFFFFF;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .banner-item img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.3s ease;
    }

    .banner-item:hover img {
      transform: scale(1.02);
    }

    .banner-info {
      padding: 16px 20px;
    }

    .banner-info h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 4px;
    }

    .banner-info p {
      font-size: 0.85rem;
      color: var(--muted-text);
    }

    .case-sub-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 20px;
    }

    .case-media-box {
      background: #FFFFFF;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .case-media-box img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* 对比评测 */
    .evaluation-card {
      background: #FFFFFF;
      border: 2px solid #FED7AA;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
      margin-bottom: 40px;
      background: linear-gradient(180deg, #FFFDFB 0%, #FFFFFF 100%);
    }

    .eval-score-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px dashed #E2E8F0;
      padding-bottom: 24px;
      margin-bottom: 24px;
      flex-wrap: wrap;
      gap: 16px;
    }

    .score-badge {
      display: flex;
      align-items: baseline;
      gap: 8px;
    }

    .score-num {
      font-size: 2.8rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

    .score-max {
      font-size: 1.2rem;
      color: var(--muted-text);
      font-weight: 600;
    }

    .star-rating {
      color: #F59E0B;
      font-size: 1.3rem;
      font-weight: 800;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
      background: #FFFFFF;
      min-width: 600px;
    }

    .compare-table th, .compare-table td {
      padding: 14px 18px;
      border-bottom: 1px solid #F1F5F9;
    }

    .compare-table th {
      background: #F8FAFC;
      color: var(--dark-text);
      font-weight: 700;
    }

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

    .compare-table td.highlight-col {
      background: #FFF9F6;
      font-weight: 700;
      color: var(--primary);
    }

    /* Token 比价 */
    .token-price-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .token-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 20px;
      text-align: center;
      transition: all 0.25s ease;
    }

    .token-card:hover {
      border-color: var(--secondary);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .token-model-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 8px;
    }

    .token-price-tag {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 6px;
    }

    .token-price-sub {
      font-size: 0.8rem;
      color: var(--muted-text);
    }

    /* 流程步骤 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .step-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px 18px;
      position: relative;
    }

    .step-badge {
      display: inline-block;
      background: var(--secondary);
      color: #FFF;
      font-size: 0.8rem;
      font-weight: 800;
      padding: 2px 8px;
      border-radius: 4px;
      margin-bottom: 12px;
    }

    .step-item h3 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark-text);
    }

    .step-item p {
      font-size: 0.88rem;
      color: var(--muted-text);
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: #334155;
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F1F5F9;
      padding-top: 12px;
    }

    .reviewer-avatar {
      width: 40px;
      height: 40px;
      background: var(--secondary-light);
      color: var(--secondary);
      font-weight: 700;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.9rem;
    }

    .reviewer-info h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--dark-text);
    }

    .reviewer-info p {
      font-size: 0.8rem;
      color: var(--muted-text);
    }

    /* FAQ 折叠面板 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      overflow: hidden;
      transition: border-color 0.2s ease;
    }

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

    .faq-question {
      padding: 18px 22px;
      font-size: 1.02rem;
      font-weight: 700;
      color: var(--dark-text);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      background: #FFFFFF;
    }

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

    .faq-icon {
      font-size: 1.2rem;
      font-weight: 400;
      transition: transform 0.25s ease;
      color: var(--muted-text);
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      padding: 0 22px;
      background: #F8FAFC;
      color: #475569;
      font-size: 0.92rem;
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 16px 22px 20px;
    }

    /* 资讯与百科 */
    .news-encyclopedia-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .news-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .news-box h3 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 16px;
      color: var(--dark-text);
      display: flex;
      align-items: center;
      gap: 8px;
    }

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

    .news-list li a {
      font-size: 0.92rem;
      color: #334155;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 8px 10px;
      border-radius: 6px;
      background: #F8FAFC;
    }

    .news-list li a:hover {
      color: var(--primary);
      background: #FFF5F0;
    }

    /* 表单与加盟 */
    .form-section-wrap {
      background: linear-gradient(135deg, #FFF6F2 0%, #FFFFFF 50%, #F0F5FF 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      align-items: center;
    }

    .agent-info h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .agent-info p {
      font-size: 0.95rem;
      color: #475569;
      margin-bottom: 20px;
      line-height: 1.6;
    }

    .agent-perks {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-bottom: 24px;
    }

    .agent-perks li {
      font-size: 0.9rem;
      font-weight: 600;
      color: #1E293B;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .contact-card-box {
      background: #FFFFFF;
      border-radius: var(--radius);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid #CBD5E1;
      border-radius: 6px;
      font-size: 0.92rem;
      color: var(--dark-text);
      background: #FFFFFF;
      outline: none;
      transition: border-color 0.2s ease;
    }

    .form-control:focus {
      border-color: var(--primary);
    }

    textarea.form-control {
      min-height: 80px;
      resize: vertical;
    }

    /* 浮动客服 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--dark-text);
      font-size: 1.1rem;
      position: relative;
      transition: all 0.2s ease;
    }

    .float-btn:hover {
      background: var(--primary);
      color: #FFF;
      border-color: var(--primary);
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      width: 160px;
      background: #FFFFFF;
      padding: 12px;
      border-radius: 8px;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
      display: none;
      text-align: center;
      font-size: 0.75rem;
      color: var(--muted-text);
    }

    .float-qr-pop img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 6px;
    }

    .float-btn.qr-btn:hover .float-qr-pop {
      display: block;
    }

    /* 页脚 */
    footer.site-footer {
      background: #0F172A;
      color: #94A3B8;
      padding: 60px 0 30px;
      border-top: 1px solid #1E293B;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 30px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

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

    .footer-links-list a {
      color: #94A3B8;
      font-size: 0.88rem;
    }

    .footer-links-list a:hover {
      color: #FFFFFF;
    }

    .footer-contact-item {
      font-size: 0.88rem;
      margin-bottom: 8px;
      color: #CBD5E1;
    }

    .friendly-links {
      border-top: 1px solid #1E293B;
      border-bottom: 1px solid #1E293B;
      padding: 20px 0;
      margin-bottom: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      font-size: 0.85rem;
    }

    .friendly-links span {
      color: #FFFFFF;
      font-weight: 700;
    }

    .friendly-links a {
      color: #94A3B8;
    }

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

    .footer-bottom {
      text-align: center;
      font-size: 0.82rem;
      color: #64748B;
    }

    /* 响应式适配 */
    @media (max-width: 992px) {
      .hero-h1 {
        font-size: 2.2rem;
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid, .services-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .token-price-grid, .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .form-section-wrap {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .banner-gallery-grid {
        grid-template-columns: 1fr;
      }
      .case-sub-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      header.site-header {
        position: relative;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-action {
        display: none;
      }
      .hero-h1 {
        font-size: 1.8rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .intro-grid, .services-grid, .reviews-grid, .stats-grid, .token-price-grid, .steps-grid, .news-encyclopedia-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .eval-score-row {
        flex-direction: column;
        align-items: flex-start;
      }
    }