:root {
      --primary-cyan: #00f2fe;
      --primary-pink: #fe0979;
      --primary-violet: #8e2de2;
      --primary-green: #00f5a0;
      --accent-glow: rgba(0, 242, 254, 0.15);
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --bg-alt: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-glow: #00f2fe44;
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.03);
      --shadow-md: 0 6px 20px rgba(0,0,0,0.06);
      --shadow-neon: 0 0 25px rgba(0, 242, 254, 0.25);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --max-width: 1200px;
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 242, 254, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(254, 9, 121, 0.04) 0%, transparent 40%),
        linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
      background-attachment: fixed;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    .container {
      width: 100%;
      max-width: var(--max-width);
      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, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .ai-page-logo {
      height: 38px;
      width: auto;
      display: block;
    }
    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .brand-title span {
      background: linear-gradient(135deg, #0072ff, #00c6ff);
      -webkit-background-clip: text;
      -webkit-text-fill-color: #0072ff;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }
    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .nav-links li a:hover {
      color: #0284c7;
      background: rgba(0, 242, 254, 0.08);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-nav-primary {
      display: inline-flex;
      align-items: center;
      padding: 8px 18px;
      font-size: 0.88rem;
      font-weight: 600;
      color: #ffffff !important;
      background: linear-gradient(135deg, #0284c7 0%, #00c6ff 100%);
      border-radius: 30px;
      box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
      transition: var(--transition);
    }
    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(2, 132, 199, 0.35);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--text-main);
    }

    /* 按钮通用 */
    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 600;
      border-radius: 40px;
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
    }
    .btn-glow-cyan {
      background: linear-gradient(135deg, #0284c7 0%, #00f2fe 100%);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
    }
    .btn-glow-cyan:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0, 242, 254, 0.5);
    }
    .btn-glow-outline {
      background: #ffffff;
      color: #0284c7;
      border-color: #00f2fe;
      box-shadow: var(--shadow-sm);
    }
    .btn-glow-outline:hover {
      background: rgba(0, 242, 254, 0.05);
      border-color: #0284c7;
      transform: translateY(-2px);
    }

    /* 统一 Section */
    section {
      padding: 60px 0;
    }
    .section-head {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 40px auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 1px;
      text-transform: uppercase;
      color: #0284c7;
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.3);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.3;
    }
    .section-subtitle {
      font-size: 1rem;
      color: var(--text-muted);
    }

    /* 首屏 Hero */
    .hero-section {
      padding: 70px 0 50px 0;
      position: relative;
    }
    .hero-wrap {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-badge-flow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #0284c7;
      box-shadow: 0 4px 12px rgba(0, 242, 254, 0.15);
      margin-bottom: 24px;
    }
    .hero-dot {
      width: 8px;
      height: 8px;
      background: #00f5a0;
      border-radius: 50%;
      box-shadow: 0 0 8px #00f5a0;
    }
    h1.hero-main-title {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-highlight {
      background: linear-gradient(135deg, #0284c7 0%, #fe0979 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: #0284c7;
    }
    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-bottom: 32px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-buttons {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 40px;
    }

    /* Hero 指标卡片 */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }
    .metric-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .metric-card:hover {
      border-color: #00f2fe;
      transform: translateY(-4px);
      box-shadow: var(--shadow-neon);
    }
    .metric-number {
      font-size: 1.8rem;
      font-weight: 800;
      color: #0284c7;
      margin-bottom: 4px;
    }
    .metric-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台介绍 */
    .platform-intro-box {
      background: linear-gradient(145deg, #ffffff, #f8fafc);
      border: 1px solid rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
      margin-bottom: 30px;
    }
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .intro-text h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 14px;
      color: var(--text-main);
    }
    .intro-text p {
      color: var(--text-muted);
      margin-bottom: 16px;
      font-size: 0.95rem;
    }
    .intro-feature-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .intro-feature-list li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: var(--text-main);
      font-weight: 600;
    }
    .feature-icon-circle {
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: rgba(0, 242, 254, 0.15);
      color: #0284c7;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
    }
    .model-tags-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .model-tags-title {
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 14px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .tag-item {
      font-size: 0.8rem;
      padding: 4px 10px;
      background: var(--bg-alt);
      border-radius: 6px;
      color: var(--text-muted);
      border: 1px solid #e2e8f0;
      transition: var(--transition);
    }
    .tag-item:hover {
      border-color: #00f2fe;
      color: #0284c7;
      background: rgba(0, 242, 254, 0.05);
    }

    /* 服务与制作场景卡片 */
    .cards-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      overflow: hidden;
    }
    .service-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, #00f2fe, #fe0979);
      opacity: 0;
      transition: var(--transition);
    }
    .service-card:hover {
      transform: translateY(-5px);
      border-color: rgba(0, 242, 254, 0.5);
      box-shadow: var(--shadow-md);
    }
    .service-card:hover::before {
      opacity: 1;
    }
    .service-icon-box {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.1), rgba(254, 9, 121, 0.1));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      color: #0284c7;
      margin-bottom: 16px;
    }
    .service-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      padding: 3px 8px;
      background: var(--bg-alt);
      border-radius: 4px;
      color: #64748b;
      align-self: flex-start;
    }

    /* 流程步骤 */
    .workflow-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .workflow-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }
    .workflow-num {
      font-size: 1.8rem;
      font-weight: 900;
      color: #0284c7;
      opacity: 0.6;
      margin-bottom: 8px;
    }
    .workflow-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .workflow-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 案例中心 */
    .media-case-wrap {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 24px;
      align-items: center;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      margin-bottom: 24px;
    }
    .media-img-container {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .media-img-container img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.4s ease;
    }
    .media-img-container:hover img {
      transform: scale(1.02);
    }
    .media-text-content h3 {
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .media-text-content p {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 16px;
    }
    .media-mini-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .media-mini-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
    }
    .media-mini-card h5 {
      font-size: 0.95rem;
      font-weight: 700;
      margin-top: 10px;
      margin-bottom: 4px;
    }
    .media-mini-card p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 对比评测表格 */
    .compare-container {
      background: #ffffff;
      border: 1px solid rgba(0, 242, 254, 0.4);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: 0 8px 30px rgba(0, 242, 254, 0.08);
    }
    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.08), rgba(254, 9, 121, 0.05));
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-bottom: 24px;
      border: 1px dashed rgba(0, 242, 254, 0.6);
    }
    .rating-left h3 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--text-main);
    }
    .rating-left p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .rating-score-box {
      display: flex;
      align-items: baseline;
      gap: 8px;
    }
    .score-stars {
      color: #f59e0b;
      font-size: 1.2rem;
      letter-spacing: 2px;
    }
    .score-big {
      font-size: 2.2rem;
      font-weight: 900;
      color: #0284c7;
    }
    .score-total {
      font-size: 1rem;
      color: var(--text-light);
    }
    .table-responsive {
      width: 100%;
      overflow-x: auto;
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .custom-table th, .custom-table td {
      padding: 14px 16px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.9rem;
    }
    .custom-table th {
      background: var(--bg-alt);
      color: var(--text-main);
      font-weight: 700;
    }
    .custom-table .col-highlight {
      background: rgba(0, 242, 254, 0.04);
      font-weight: 600;
      color: #0284c7;
    }

    /* 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-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
    }
    .review-stars {
      color: #f59e0b;
      font-size: 0.9rem;
      margin-bottom: 10px;
    }
    .review-text {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
    }
    .user-avatar {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: linear-gradient(135deg, #0284c7, #00f2fe);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.85rem;
    }
    .user-meta h5 {
      font-size: 0.88rem;
      color: var(--text-main);
    }
    .user-meta span {
      font-size: 0.75rem;
      color: var(--text-light);
    }

    /* FAQ 折叠 */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: #00f2fe;
      box-shadow: 0 4px 16px rgba(0, 242, 254, 0.1);
    }
    .faq-question {
      padding: 16px 20px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--text-main);
      user-select: none;
    }
    .faq-arrow {
      transition: transform 0.25s ease;
      font-size: 0.8rem;
      color: #0284c7;
    }
    .faq-item.active .faq-arrow {
      transform: rotate(180deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fcfdfe;
      color: var(--text-muted);
      font-size: 0.88rem;
      line-height: 1.6;
      padding: 0 20px;
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 20px 16px 20px;
    }

    /* 需求匹配表单与联系 */
    .form-contact-wrap {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 32px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .form-box h3 {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .form-box p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      font-size: 0.9rem;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      background: var(--bg-alt);
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: #0284c7;
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }
    .contact-side {
      background: var(--bg-alt);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-info-list {
      list-style: none;
      margin-bottom: 20px;
    }
    .contact-info-list li {
      margin-bottom: 12px;
      font-size: 0.9rem;
      color: var(--text-muted);
    }
    .contact-info-list strong {
      color: var(--text-main);
    }
    .qr-box {
      text-align: center;
      background: #ffffff;
      border-radius: var(--radius-sm);
      padding: 16px;
      border: 1px solid var(--border-color);
    }
    .qr-box img {
      max-width: 120px;
      height: auto;
      border-radius: 4px;
      display: block;
      margin: 0 auto 8px auto;
    }
    .qr-box span {
      font-size: 0.78rem;
      color: var(--text-light);
    }

    /* 文章与友情链接 */
    .article-links-wrap {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      margin-bottom: 24px;
    }
    .article-links-wrap h4 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .articles-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .articles-flex a {
      font-size: 0.85rem;
      color: #0284c7;
      background: rgba(0, 242, 254, 0.08);
      padding: 6px 12px;
      border-radius: 4px;
      transition: var(--transition);
    }
    .articles-flex a:hover {
      background: #0284c7;
      color: #ffffff;
    }

    /* 底部 Footer */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 40px 0 20px 0;
      margin-top: 40px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 30px;
      margin-bottom: 30px;
    }
    .footer-brand p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-top: 12px;
      max-width: 320px;
    }
    .footer-col h5 {
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 14px;
      color: var(--text-main);
    }
    .footer-col ul {
      list-style: none;
    }
    .footer-col ul li {
      margin-bottom: 8px;
    }
    .footer-col ul li a {
      font-size: 0.85rem;
      color: var(--text-muted);
      transition: var(--transition);
    }
    .footer-col ul li a:hover {
      color: #0284c7;
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.8rem;
      color: var(--text-light);
    }
    .friend-links-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }
    .friend-links-bar a {
      color: var(--text-muted);
      transition: var(--transition);
    }
    .friend-links-bar a:hover {
      color: #0284c7;
    }

    /* 浮动客服挂件 */
    .floating-widget {
      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;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0284c7;
      font-size: 1.1rem;
      cursor: pointer;
      transition: var(--transition);
    }
    .float-btn:hover {
      background: #0284c7;
      color: #ffffff;
      transform: scale(1.08);
    }

    /* 响应式适配 */
    @media (max-width: 992px) {
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .cards-grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid, .media-case-wrap, .form-contact-wrap {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      h1.hero-main-title {
        font-size: 1.8rem;
      }
      .section-title {
        font-size: 1.5rem;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      }
      .nav-links.active {
        display: flex;
      }
      .menu-toggle {
        display: block;
      }
      .cards-grid-3, .reviews-grid, .workflow-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .intro-feature-list {
        grid-template-columns: 1fr;
      }
    }