:root {
      --primary: #0052FF;
      --primary-hover: #0041CC;
      --primary-dark: #071C40;
      --accent-cyan: #00D4B2;
      --accent-orange: #FF6B00;
      --accent-yellow: #FFB800;
      --bg-main: #F4F7FB;
      --bg-white: #FFFFFF;
      --bg-card-alt: #EBF2FA;
      --text-main: #1D2A3A;
      --text-muted: #536479;
      --border-color: #E1E8F2;
      --shadow-sm: 0 2px 8px rgba(7, 28, 64, 0.06);
      --shadow-md: 0 8px 24px rgba(7, 28, 64, 0.08);
      --shadow-lg: 0 16px 40px rgba(0, 82, 255, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --container-max: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
    }

    a {
      color: var(--primary);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--primary-hover);
    }

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

    /* 顶部导航 */
    .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);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-wrap {
      max-width: 150px;
      display: flex;
      align-items: center;
    }
    .ai-page-home-link {
      font-weight: 600;
      padding: 6px 12px;
      background: var(--bg-card-alt);
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--primary-dark);
    }
    .ai-page-home-link:hover {
      background: var(--primary);
      color: #fff;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .main-nav a {
      color: var(--text-main);
      font-size: 15px;
      font-weight: 500;
    }
    .main-nav a:hover {
      color: var(--primary);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s ease;
      text-align: center;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #1A73E8 100%);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(0, 82, 255, 0.3);
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-hover) 0%, #1557B0 100%);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(0, 82, 255, 0.4);
    }
    .btn-accent {
      background: linear-gradient(135deg, var(--accent-orange) 0%, #FF8800 100%);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(255, 107, 0, 0.3);
    }
    .btn-accent:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 107, 0, 0.4);
    }
    .btn-outline {
      border-color: var(--primary);
      color: var(--primary);
      background: #fff;
    }
    .btn-outline:hover {
      background: var(--primary);
      color: #fff !important;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--primary-dark);
      cursor: pointer;
    }

    /* 首屏 Hero 区域 (严禁图片，纯CSS科技感排版) */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #E0EEFF 0%, #F4F7FB 60%), linear-gradient(180deg, #FFFFFF 0%, #F4F7FB 100%);
      padding: 70px 0 60px;
      position: relative;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 82, 255, 0.08);
      border: 1px solid rgba(0, 82, 255, 0.2);
      padding: 6px 16px;
      border-radius: 30px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
    }
    .hero-badge-pulse {
      width: 8px;
      height: 8px;
      background-color: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-cyan);
      animation: pulseAnim 2s infinite;
    }
    @keyframes pulseAnim {
      0% { transform: scale(0.95); opacity: 0.8; }
      50% { transform: scale(1.3); opacity: 1; }
      100% { transform: scale(0.95); opacity: 0.8; }
    }
    .hero-title {
      font-size: 42px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-subtitle {
      font-size: 19px;
      color: var(--text-muted);
      max-width: 840px;
      margin-bottom: 36px;
      line-height: 1.6;
    }
    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      margin-bottom: 48px;
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }
    .stat-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      border-top: 4px solid var(--primary);
    }
    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .stat-value {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary-dark);
      line-height: 1;
      margin-bottom: 8px;
      display: flex;
      align-items: baseline;
      gap: 4px;
    }
    .stat-value span {
      font-size: 18px;
      color: var(--accent-orange);
    }
    .stat-label {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 模型标签跑马灯/展示云 */
    .model-ticker-section {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
      padding: 20px 0;
    }
    .model-ticker-title {
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-bottom: 12px;
      text-align: center;
      font-weight: 700;
    }
    .model-tag-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }
    .model-tag {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary-dark);
      transition: all 0.2s ease;
    }
    .model-tag:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
      transform: scale(1.05);
    }

    /* 通用区块排版 */
    .section {
      padding: 80px 0;
      position: relative;
    }
    .section-alt {
      background-color: #FFFFFF;
    }
    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }
    .section-eyebrow {
      display: inline-block;
      color: var(--primary);
      font-weight: 700;
      font-size: 14px;
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 10px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
    }

    /* 卡片与网格系统 */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
      align-items: center;
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(0, 82, 255, 0.3);
    }
    .feature-icon-box {
      width: 52px;
      height: 52px;
      background: rgba(0, 82, 255, 0.08);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary);
      font-size: 24px;
      font-weight: bold;
    }
    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
    }
    .feature-card p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .feature-card-footer {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    /* 图片展示包装容器 */
    .media-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
      background: #fff;
    }
    .media-box img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.5s ease;
    }
    .media-box:hover img {
      transform: scale(1.02);
    }
    .media-caption {
      padding: 14px 18px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary-dark);
      background: #fff;
      border-top: 1px solid var(--border-color);
    }

    /* 对比评测卡片与表格 */
    .review-highlight-box {
      background: linear-gradient(135deg, #071C40 0%, #0A2E6B 100%);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 40px;
      margin-bottom: 40px;
      box-shadow: var(--shadow-lg);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
    }
    .review-score-wrap {
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .score-circle {
      width: 110px;
      height: 110px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-yellow) 100%);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: #fff;
      box-shadow: 0 0 25px rgba(255, 107, 0, 0.5);
    }
    .score-num {
      font-size: 36px;
      font-weight: 900;
      line-height: 1;
    }
    .score-max {
      font-size: 13px;
      opacity: 0.9;
    }
    .review-text h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 8px;
      color: #FFFFFF;
    }
    .review-stars {
      color: var(--accent-yellow);
      font-size: 20px;
      margin-bottom: 8px;
      letter-spacing: 2px;
    }
    .review-desc {
      font-size: 15px;
      color: #D1E2FF;
      max-width: 600px;
    }

    .table-responsive {
      width: 100%;
      overflow-x: auto;
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 700px;
    }
    .compare-table th, .compare-table td {
      padding: 18px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .compare-table th {
      background: var(--bg-card-alt);
      font-size: 15px;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .compare-table td {
      font-size: 14px;
      color: var(--text-main);
    }
    .compare-table tr:hover td {
      background: rgba(0, 82, 255, 0.02);
    }
    .badge-win {
      background: rgba(0, 82, 255, 0.1);
      color: var(--primary);
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      display: inline-block;
    }

    /* 流程步骤组件 */
    .step-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
      margin-top: 20px;
    }
    .step-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      position: relative;
      transition: all 0.3s ease;
    }
    .step-item:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .step-num {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      margin: 0 auto 16px;
      font-size: 16px;
    }
    .step-item h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 8px;
    }
    .step-item p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 培训板块专区 */
    .training-card-wrap {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }
    .training-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .training-card:hover {
      border-color: var(--accent-orange);
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .training-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-orange);
      background: rgba(255, 107, 0, 0.1);
      padding: 4px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .training-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 12px;
    }
    .training-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
    }

    /* 用户评论卡片 */
    .testimonial-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }
    .testimonial-card:hover {
      box-shadow: var(--shadow-md);
    }
    .testimonial-text {
      font-size: 15px;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }
    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }
    .user-avatar-badge {
      width: 44px;
      height: 44px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
    }
    .user-info h5 {
      font-size: 15px;
      font-weight: 700;
      color: var(--primary-dark);
    }
    .user-info span {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.25s ease;
    }
    .faq-item.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .faq-header {
      padding: 20px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 700;
      font-size: 16px;
      color: var(--primary-dark);
      background: #fff;
      user-select: none;
    }
    .faq-header:hover {
      color: var(--primary);
    }
    .faq-icon {
      font-size: 20px;
      font-weight: 400;
      transition: transform 0.3s ease;
      color: var(--primary);
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-body {
      padding: 0 24px 20px;
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      display: none;
    }
    .faq-item.active .faq-body {
      display: block;
    }

    /* 需求表单与联系我们板块 */
    .form-contact-wrap {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
    }
    .contact-info-panel {
      background: linear-gradient(135deg, #071C40 0%, #0D2D62 100%);
      color: #FFFFFF;
      padding: 44px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-info-panel h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 16px;
      color: #FFFFFF;
    }
    .contact-info-panel p {
      color: #C2D6F5;
      font-size: 15px;
      line-height: 1.6;
      margin-bottom: 30px;
    }
    .contact-detail-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
      font-size: 15px;
    }
    .contact-detail-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #E6F0FF;
    }
    .contact-qr-box {
      margin-top: 30px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
      max-width: 200px;
    }
    .contact-qr-box img {
      max-width: 100%;
      height: auto;
      border-radius: var(--radius-sm);
      margin-bottom: 8px;
    }
    .contact-qr-box span {
      font-size: 13px;
      color: #D1E2FF;
      font-weight: 600;
    }

    .form-panel {
      padding: 44px;
      background: #FFFFFF;
    }
    .form-panel h3 {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 24px;
    }
    .form-group {
      margin-bottom: 20px;
    }
    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .form-control {
      width: 100%;
      padding: 12px 16px;
      font-size: 15px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      background: var(--bg-main);
      color: var(--text-main);
      outline: none;
      transition: border-color 0.25s ease, background 0.25s ease;
    }
    .form-control:focus {
      border-color: var(--primary);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    /* 文章列表与外链库 */
    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 12px;
      margin-top: 20px;
    }
    .article-link-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      display: block;
      transition: all 0.2s ease;
      word-break: break-all;
    }
    .article-link-item:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--bg-card-alt);
    }

    /* 友情链接与页脚 */
    .site-footer {
      background: #071C40;
      color: #BAC7D5;
      padding: 60px 0 30px;
      border-top: 4px solid var(--primary);
      margin-top: auto;
    }
    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-col h4 {
      color: #FFFFFF;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }
    .footer-col h4::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 30px;
      height: 2px;
      background: var(--primary);
    }
    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links-list a {
      color: #BAC7D5;
      font-size: 14px;
    }
    .footer-links-list a:hover {
      color: #FFFFFF;
      padding-left: 4px;
    }
    .friend-links-box {
      background: rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-sm);
      padding: 20px;
      margin-top: 30px;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .friend-links-box h5 {
      color: #FFFFFF;
      font-size: 14px;
      margin-bottom: 12px;
      font-weight: 600;
    }
    .friend-links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 12px 20px;
    }
    .friend-links-flex a {
      color: #9AAEC4;
      font-size: 13px;
    }
    .friend-links-flex a:hover {
      color: var(--accent-cyan);
    }
    .footer-bottom-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: #7D90A6;
    }

    /* 悬浮工具栏 */
    .floating-bar {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: 50%;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
      cursor: pointer;
      transition: all 0.3s ease;
      position: relative;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #fff;
      transform: scale(1.1);
    }
    .float-qr-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #fff;
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      display: none;
      width: 160px;
      text-align: center;
    }
    .float-btn:hover .float-qr-popup {
      display: block;
    }
    .float-qr-popup img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 6px;
    }
    .float-qr-popup span {
      font-size: 12px;
      color: var(--primary-dark);
      font-weight: 700;
    }

    /* 响应式适配 */
    @media (max-width: 992px) {
      .hero-title { font-size: 34px; }
      .hero-stats-grid { grid-template-columns: repeat(2, 1fr); }
      .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
      .form-contact-wrap { grid-template-columns: 1fr; }
      .footer-top-grid { grid-template-columns: 1fr 1fr; }
      .step-timeline { grid-template-columns: 1fr; }
      .training-card-wrap { grid-template-columns: repeat(2, 1fr); }
      .main-nav { display: none; }
      .mobile-menu-toggle { display: block; }
    }
    @media (max-width: 600px) {
      .hero-title { font-size: 28px; }
      .hero-stats-grid { grid-template-columns: 1fr; }
      .training-card-wrap { grid-template-columns: 1fr; }
      .footer-top-grid { grid-template-columns: 1fr; }
      .contact-info-panel, .form-panel { padding: 24px; }
    }