:root {
      --primary: #4338ca;
      --primary-light: #6366f1;
      --accent-coral: #f43f5e;
      --accent-amber: #f59e0b;
      --accent-teal: #0d9488;
      --accent-violet: #8b5cf6;
      --bg-base: #fafafa;
      --bg-surface: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
      --shadow-md: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.03);
      --shadow-lg: 0 20px 30px -10px rgba(67, 56, 202, 0.08);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-base);
      background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(244, 63, 94, 0.05) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(13, 148, 136, 0.05) 0px, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

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

    ul, ol {
      list-style: none;
    }

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

    /* 斑斓标头与装饰 */
    .rainbow-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 16px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 600;
      background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(244, 63, 94, 0.12));
      color: var(--primary);
      border: 1px solid rgba(99, 102, 241, 0.2);
      margin-bottom: 16px;
    }

    .section-title-wrap {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: #0f172a;
      letter-spacing: -0.5px;
      margin-bottom: 12px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 640px;
      margin: 0 auto;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }

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

    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .brand-logo-wrap .ai-page-logo {
      height: 38px;
      width: auto;
      display: block;
    }

    .brand-name {
      font-size: 20px;
      font-weight: 800;
      background: linear-gradient(90deg, #4338ca, #ec4899);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-links a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: #334155;
      border-radius: var(--radius-sm);
    }

    .nav-links a:hover {
      color: var(--primary);
      background-color: rgba(99, 102, 241, 0.08);
    }

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

    .btn-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 8px 20px;
      font-size: 14px;
      font-weight: 600;
      border-radius: 9999px;
      color: #ffffff;
      background: linear-gradient(135deg, #4338ca 0%, #ec4899 100%);
      box-shadow: 0 4px 12px rgba(67, 56, 202, 0.25);
    }

    .btn-portal:hover {
      opacity: 0.95;
      transform: translateY(-1px);
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
      color: var(--text-main);
    }

    /* 纯色渐变与几何首屏（无图片） */
    .hero-section {
      padding: 90px 0 60px;
      position: relative;
      overflow: hidden;
    }

    .hero-content {
      text-align: center;
      max-width: 860px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-content h1 {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.25;
      color: #0f172a;
      margin-bottom: 20px;
    }

    .hero-content p {
      font-size: 18px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 36px;
    }

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

    .btn-primary-hero {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 34px;
      font-size: 16px;
      font-weight: 700;
      border-radius: 9999px;
      color: #ffffff;
      background: linear-gradient(135deg, #4338ca 0%, #ec4899 50%, #f59e0b 100%);
      box-shadow: 0 10px 25px rgba(236, 72, 153, 0.35);
    }

    .btn-primary-hero:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(236, 72, 153, 0.45);
    }

    .btn-secondary-hero {
      display: inline-flex;
      align-items: center;
      padding: 14px 28px;
      font-size: 16px;
      font-weight: 600;
      border-radius: 9999px;
      color: #334155;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary-hero:hover {
      border-color: var(--primary-light);
      color: var(--primary);
    }

    /* 几何数据卡片 */
    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .metric-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      border-top: 4px solid var(--primary-light);
      transition: var(--transition);
    }

    .metric-card:nth-child(2) { border-top-color: var(--accent-coral); }
    .metric-card:nth-child(3) { border-top-color: var(--accent-amber); }
    .metric-card:nth-child(4) { border-top-color: var(--accent-teal); }

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

    .metric-num {
      font-size: 32px;
      font-weight: 900;
      color: #0f172a;
      line-height: 1;
      margin-bottom: 6px;
    }

    .metric-label {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 通用区块间距 */
    .section-wrap {
      padding: 70px 0;
    }

    /* 平台介绍 */
    .about-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .about-text h3 {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
    }

    .about-text p {
      color: #475569;
      line-height: 1.8;
      margin-bottom: 24px;
      font-size: 15px;
    }

    .about-feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
    }

    .about-feature-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      color: #334155;
    }

    .feature-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary);
    }

    .about-card-stat {
      background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
      border: 1px dashed #cbd5e1;
      border-radius: var(--radius-md);
      padding: 28px;
    }

    .stat-row {
      margin-bottom: 20px;
    }

    .stat-row:last-child {
      margin-bottom: 0;
    }

    .stat-row-title {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 4px;
    }

    .stat-row-val {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
    }

    /* 多模型聚合标签云 */
    .models-cloud-wrap {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      margin-top: 30px;
      text-align: center;
    }

    .models-cloud-title {
      font-size: 16px;
      font-weight: 700;
      color: #334155;
      margin-bottom: 20px;
    }

    .tags-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-tag {
      padding: 6px 14px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 500;
      color: #4338ca;
      background: #eef2ff;
      border: 1px solid #c7d2fe;
      transition: var(--transition);
    }

    .model-tag:hover {
      background: #4338ca;
      color: #ffffff;
    }

    /* AIGC场景能力卡片 */
    .grid-services {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .card-badge {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 14px;
      text-transform: uppercase;
      align-self: flex-start;
    }

    .badge-video { background: #ffe4e6; color: #e11d48; }
    .badge-writing { background: #e0e7ff; color: #4338ca; }
    .badge-image { background: #fef3c7; color: #d97706; }
    .badge-design { background: #ccfbf1; color: #0f766e; }
    .badge-system { background: #f3e8ff; color: #7e22ce; }

    .service-card h4 {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 14px;
      color: #64748b;
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-card-meta {
      font-size: 12px;
      color: #94a3b8;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
    }

    /* 流程步骤 */
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .timeline-step {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .step-number {
      font-size: 36px;
      font-weight: 900;
      color: #e2e8f0;
      line-height: 1;
      margin-bottom: 12px;
    }

    .step-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .step-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 案例中心图文 */
    .case-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }

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

    .case-img-wrap {
      width: 100%;
      position: relative;
      background: #f1f5f9;
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.03);
    }

    .case-info {
      padding: 24px;
    }

    .case-info h4 {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 对比评测高亮 */
    .comparison-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .rating-banner {
      background: linear-gradient(135deg, #4338ca 0%, #3b82f6 100%);
      color: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 28px;
      flex-wrap: wrap;
      gap: 16px;
    }

    .rating-title {
      font-size: 20px;
      font-weight: 800;
    }

    .rating-score {
      font-size: 32px;
      font-weight: 900;
      color: #fde047;
      display: flex;
      align-items: baseline;
      gap: 6px;
    }

    .rating-score span {
      font-size: 16px;
      color: #ffffff;
      font-weight: 500;
    }

    .table-scroll {
      overflow-x: auto;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }

    .compare-table th {
      background: #f8fafc;
      color: #475569;
      font-weight: 700;
    }

    .compare-table tr:hover td {
      background-color: #faf5ff;
    }

    .col-highlight {
      background: #eef2ff;
      font-weight: 600;
      color: #3730a3;
    }

    /* Token 比价列表 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .token-vendor {
      font-size: 14px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 4px;
    }

    .token-model-name {
      font-size: 18px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
    }

    .token-pricing-row {
      display: flex;
      justify-content: space-between;
      margin-bottom: 8px;
      font-size: 13px;
      color: #64748b;
    }

    .token-pricing-row strong {
      color: #0f172a;
    }

    /* 客户评论 */
    .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: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 14px;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, #e0e7ff, #fbcfe8);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #4338ca;
      font-size: 14px;
      flex-shrink: 0;
    }

    .author-name {
      font-size: 14px;
      font-weight: 700;
      color: #0f172a;
    }

    .author-role {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 折叠常见问题面板 */
    .faq-accordion {
      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-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      background: none;
      border: none;
      font-size: 16px;
      font-weight: 700;
      color: #1e293b;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

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

    .faq-icon {
      font-size: 18px;
      color: #94a3b8;
      transition: transform 0.2s ease;
      flex-shrink: 0;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #f8fafc;
      color: #475569;
      font-size: 14px;
      line-height: 1.7;
    }

    .faq-answer-inner {
      padding: 18px 24px;
    }

    /* 需求表单与联系 */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 36px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }

    .contact-info-panel h3 {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 16px;
    }

    .contact-info-panel p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .contact-meta-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 24px;
    }

    .contact-meta-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: #334155;
    }

    .qr-box {
      margin-top: 16px;
      display: inline-block;
      text-align: center;
    }

    .qr-box img {
      width: 130px;
      height: 130px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      display: block;
      margin-bottom: 6px;
    }

    .qr-tip {
      font-size: 12px;
      color: var(--text-muted);
    }

    .demand-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

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

    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: #334155;
    }

    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: #1e293b;
      background: #f8fafc;
      transition: var(--transition);
      outline: none;
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      border-color: var(--primary-light);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    }

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

    .btn-submit {
      padding: 14px 28px;
      font-size: 15px;
      font-weight: 700;
      border-radius: var(--radius-sm);
      color: #ffffff;
      background: linear-gradient(135deg, #4338ca 0%, #6366f1 100%);
      border: none;
      cursor: pointer;
      transition: var(--transition);
      margin-top: 8px;
    }

    .btn-submit:hover {
      opacity: 0.95;
      transform: translateY(-1px);
    }

    /* 资讯与百科 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .news-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .news-date {
      font-size: 12px;
      color: #94a3b8;
      margin-bottom: 8px;
    }

    .news-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 12px;
      line-height: 1.5;
    }

    .news-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 友情链接与文章链接条 */
    .links-strip {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-bottom: 24px;
    }

    .links-strip-title {
      font-size: 13px;
      font-weight: 700;
      color: #64748b;
      margin-bottom: 10px;
    }

    .links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .links-flex a {
      font-size: 13px;
      color: #475569;
    }

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

    /* 页脚 */
    .site-footer {
      background-color: #0f172a;
      color: #94a3b8;
      padding: 50px 0 30px;
      border-top: 1px solid #1e293b;
    }

    .footer-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid #1e293b;
    }

    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-brand-title {
      font-size: 18px;
      font-weight: 800;
      color: #ffffff;
    }

    .footer-nav {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    .footer-nav a {
      font-size: 14px;
      color: #cbd5e1;
    }

    .footer-nav a:hover {
      color: #ffffff;
    }

    .footer-bottom {
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: #64748b;
    }

    /* 悬浮客服面板 */
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 99;
      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: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: #334155;
      font-size: 14px;
      font-weight: 700;
      transition: var(--transition);
      text-decoration: none;
    }

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

    /* 响应式调整 */
    @media (max-width: 992px) {
      .grid-services, .token-grid, .reviews-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-box, .contact-container {
        grid-template-columns: 1fr;
      }
      .nav-links {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        padding: 16px 20px;
        box-shadow: var(--shadow-md);
      }
    }

    @media (max-width: 640px) {
      .grid-services, .token-grid, .reviews-grid, .news-grid, .case-grid {
        grid-template-columns: 1fr;
      }
      .hero-content h1 {
        font-size: 28px;
      }
      .hero-metrics {
        grid-template-columns: 1fr;
      }
      .about-feature-list {
        grid-template-columns: 1fr;
      }
      .workflow-timeline {
        grid-template-columns: 1fr;
      }
      .header-actions .btn-portal {
        display: none;
      }
      .contact-container {
        padding: 24px;
      }
    }