/* roulang page: index */
:root {
      --primary: #0a84ff;
      --primary-hover: #0066cc;
      --accent: #30d158;
      --accent-gold: #ffd60a;
      --bg-dark: #070d17;
      --bg-card: #0f1c2e;
      --bg-card-hover: #16263d;
      --bg-alt: #0a1322;
      --text-main: #f5f7fa;
      --text-muted: #8e9fb5;
      --border-color: rgba(255, 255, 255, 0.08);
      --border-light: rgba(255, 255, 255, 0.16);
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.35);
      --shadow-glow: 0 0 25px rgba(10, 132, 255, 0.25);
    }

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

    body {
      font-family: var(--font-sans);
      background-color: var(--bg-dark);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(7, 13, 23, 0.88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-color);
      height: 76px;
      display: flex;
      align-items: center;
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: #fff;
    }

    .logo-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), #2557a7);
      border-radius: var(--radius-sm);
      color: #fff;
      font-weight: 800;
      font-size: 1.1rem;
      box-shadow: var(--shadow-glow);
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }

    .nav-link {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .nav-link:hover, .nav-link.active {
      color: #fff;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      border: 1px solid transparent;
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 14px rgba(10, 132, 255, 0.35);
    }

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

    .btn-outline {
      background: transparent;
      border-color: var(--border-light);
      color: var(--text-main);
    }

    .btn-outline:hover {
      border-color: #fff;
      background: rgba(255, 255, 255, 0.05);
    }

    .btn-sm {
      padding: 7px 16px;
      font-size: 0.85rem;
    }

    /* 板块通用 */
    section {
      padding: 85px 0;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }

    .section-header {
      margin-bottom: 48px;
      max-width: 820px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 12px;
      padding: 4px 10px;
      background: rgba(10, 132, 255, 0.1);
      border-radius: 4px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.3;
      margin-bottom: 16px;
    }

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

    /* Section 1: Hero Banner (蓝图：深色面板 + 左入口 + 右 faux 数据榜) */
    .hero-section {
      padding: 90px 0 110px;
      background: radial-gradient(circle at 80% 20%, rgba(10, 132, 255, 0.15) 0%, transparent 60%),
                  radial-gradient(circle at 10% 70%, rgba(48, 209, 88, 0.08) 0%, transparent 50%),
                  var(--bg-dark);
      overflow: hidden;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
    }

    .hero-content h1 {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 800;
      margin-bottom: 24px;
      letter-spacing: -0.5px;
    }

    .hero-content h1 span {
      background: linear-gradient(135deg, #fff 40%, var(--primary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.1rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 36px;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      margin-bottom: 40px;
    }

    .hero-kpis {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      padding-top: 24px;
      border-top: 1px solid var(--border-color);
    }

    .kpi-item h4 {
      font-size: 1.75rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }

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

    /* Faux 数据面板 */
    .hero-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-soft);
      position: relative;
    }

    .panel-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 20px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--border-color);
    }

    .panel-title {
      font-size: 1rem;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 8px var(--accent);
    }

    .panel-tag {
      font-size: 0.75rem;
      padding: 3px 8px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 4px;
      color: var(--accent-gold);
    }

    .rank-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .rank-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 14px;
      background: rgba(255, 255, 255, 0.03);
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.04);
    }

    .rank-info {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .rank-num {
      width: 24px;
      height: 24px;
      background: rgba(10, 132, 255, 0.15);
      color: var(--primary);
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .rank-name {
      font-size: 0.9rem;
      font-weight: 500;
    }

    .rank-sub {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    .rank-metric {
      text-align: right;
    }

    .rank-val {
      font-size: 0.9rem;
      font-weight: 600;
      color: #fff;
    }

    .rank-trend {
      font-size: 0.75rem;
      color: var(--accent);
    }

    /* Section 2: 综合介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .intro-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-light);
    }

    .intro-visual img {
      width: 100%;
      object-fit: cover;
      height: 380px;
    }

    .visual-overlay-card {
      position: absolute;
      bottom: 20px;
      left: 20px;
      right: 20px;
      padding: 18px;
      background: rgba(15, 28, 46, 0.92);
      backdrop-filter: blur(10px);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
    }

    .cert-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.9rem;
      color: #fff;
      font-weight: 500;
    }

    .cert-sub {
      font-size: 0.78rem;
      color: var(--text-muted);
      margin-top: 4px;
    }

    .feature-points {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 18px;
      margin-top: 24px;
    }

    .feature-point {
      display: flex;
      gap: 14px;
    }

    .point-icon {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: rgba(48, 209, 88, 0.15);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      flex-shrink: 0;
      margin-top: 3px;
    }

    .point-text h5 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 4px;
    }

    .point-text p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Section 3: 服务矩阵 (6 卡片网格) */
    .service-grid {
      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: 30px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .card-top {
      margin-bottom: 20px;
    }

    .card-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: rgba(10, 132, 255, 0.12);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      margin-bottom: 18px;
    }

    .service-card h4 {
      font-size: 1.25rem;
      color: #fff;
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .card-meta {
      padding-top: 18px;
      border-top: 1px solid var(--border-color);
      font-size: 0.82rem;
      color: var(--accent);
      font-weight: 500;
    }

    /* Section 4: 热门方案套件 */
    .solution-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .solution-card {
      background: var(--bg-card);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .solution-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }

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

    .solution-card:hover .solution-img img {
      transform: scale(1.05);
    }

    .solution-body {
      padding: 26px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }

    .tag-group {
      display: flex;
      gap: 8px;
      margin-bottom: 14px;
      flex-wrap: wrap;
    }

    .sol-tag {
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      background: rgba(255, 255, 255, 0.06);
      color: var(--text-muted);
    }

    .solution-body h4 {
      font-size: 1.2rem;
      color: #fff;
      margin-bottom: 12px;
    }

    .solution-body p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.6;
    }

    .spec-box {
      background: rgba(0, 0, 0, 0.2);
      border-radius: var(--radius-sm);
      padding: 12px;
      margin-bottom: 22px;
      font-size: 0.82rem;
      color: #c0cadb;
    }

    .spec-item {
      display: flex;
      justify-content: space-between;
      margin-bottom: 6px;
    }

    .spec-item:last-child {
      margin-bottom: 0;
    }

    /* Section 5: 效能对比表 (深色水平对比) */
    .compare-container {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 36px;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      padding: 20px 0;
      border-bottom: 1px solid var(--border-color);
      align-items: center;
    }

    .compare-row.header {
      font-weight: 700;
      font-size: 1rem;
      color: #fff;
      border-bottom: 2px solid var(--border-light);
      padding-bottom: 16px;
    }

    .compare-metric {
      font-size: 0.98rem;
      font-weight: 600;
      color: #fff;
    }

    .compare-metric span {
      display: block;
      font-size: 0.82rem;
      font-weight: normal;
      color: var(--text-muted);
      margin-top: 3px;
    }

    .platform-col {
      color: var(--primary);
      font-weight: 700;
      font-size: 1.05rem;
    }

    .trad-col {
      color: var(--text-muted);
      font-size: 0.92rem;
    }

    /* Section 6: 技术底座 */
    .tech-bg {
      background: linear-gradient(180deg, var(--bg-dark) 0%, #03070d 100%);
    }

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

    .tech-card {
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }

    .tech-code {
      font-family: monospace;
      font-size: 0.85rem;
      color: var(--accent-gold);
      background: rgba(255, 214, 10, 0.1);
      padding: 4px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }

    .tech-card h5 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 10px;
    }

    .tech-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Section 7: 用户实践故事 */
    .story-card {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 40px;
      align-items: center;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      margin-bottom: 30px;
    }

    .story-card:last-child {
      margin-bottom: 0;
    }

    .story-card.reverse {
      grid-template-columns: 1.1fr 1fr;
    }

    .story-img {
      border-radius: var(--radius-md);
      overflow: hidden;
      height: 300px;
    }

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

    .story-content h4 {
      font-size: 1.45rem;
      color: #fff;
      margin-bottom: 14px;
      line-height: 1.35;
    }

    .story-quote {
      font-size: 0.95rem;
      color: #b0c0d6;
      line-height: 1.7;
      margin-bottom: 20px;
      padding-left: 16px;
      border-left: 3px solid var(--primary);
    }

    .story-data {
      display: flex;
      gap: 30px;
    }

    .story-data-item h6 {
      font-size: 1.35rem;
      color: var(--accent);
      font-weight: 700;
    }

    .story-data-item span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Section 8: 里程碑 */
    .milestone-banner {
      background: linear-gradient(90deg, #0d213a 0%, #091728 100%);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-light);
      padding: 40px;
    }

    .stat-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-bottom: 40px;
      padding-bottom: 36px;
      border-bottom: 1px solid var(--border-color);
      text-align: center;
    }

    .stat-num {
      font-size: 2.4rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -1px;
    }

    .stat-lbl {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-top: 6px;
    }

    .timeline-track {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

    .timeline-node h6 {
      font-size: 1rem;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .timeline-node p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Section 9: 评价 */
    .testi-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testi-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testi-stars {
      color: var(--accent-gold);
      font-size: 1rem;
      margin-bottom: 14px;
    }

    .testi-card p {
      font-size: 0.95rem;
      color: #c5d4e8;
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .testi-user {
      display: flex;
      align-items: center;
      gap: 12px;
    }

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

    .user-meta h5 {
      font-size: 0.95rem;
      color: #fff;
    }

    .user-meta span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Section 10: 资讯 */
    .news-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 30px;
    }

    .news-featured {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
    }

    .news-feat-img {
      height: 240px;
    }

    .news-feat-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .news-feat-body {
      padding: 26px;
    }

    .news-feat-body h4 {
      font-size: 1.3rem;
      color: #fff;
      margin-bottom: 12px;
    }

    .news-feat-body p {
font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .news-feat-date {
      font-size: 0.8rem;
      color: var(--primary);
    }

    .news-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .news-list-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all 0.25s ease;
    }

    .news-list-item:hover {
      border-color: var(--border-light);
      background: var(--bg-card-hover);
    }

    .news-list-item span {
      display: inline-block;
      font-size: 0.78rem;
      color: var(--primary);
      margin-bottom: 6px;
    }

    .news-list-item h5 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .news-list-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Section 11: 平台保障承诺 */
    .sla-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .sla-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      border-top: 3px solid var(--accent);
    }

    .sla-box h5 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 10px;
    }

    .sla-box p {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Section 12: 快速解答 */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 28px;
    }

    .faq-q {
      font-size: 1.1rem;
      font-weight: 600;
      color: #fff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .faq-q::before {
      content: "Q";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 24px;
      height: 24px;
      background: var(--primary);
      color: #fff;
      border-radius: 4px;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .faq-a {
      font-size: 0.92rem;
      color: #b0c2d9;
      line-height: 1.7;
      padding-left: 34px;
    }

    /* Section 13: 咨询与转化表单 */
    .contact-card {
      background: linear-gradient(135deg, #0e1e36 0%, #091322 100%);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 50px;
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
    }

    .contact-info h3 {
      font-size: 1.8rem;
      color: #fff;
      margin-bottom: 16px;
    }

    .contact-info p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 30px;
    }

    .contact-channel {
      display: flex;
      flex-direction: column;
      gap: 14px;
      font-size: 0.9rem;
      color: #cfddec;
    }

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

    .form-group-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-control {
      width: 100%;
      background: rgba(0, 0, 0, 0.3);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 12px 16px;
      color: #fff;
      font-size: 0.9rem;
      outline: none;
      transition: border-color 0.25s ease;
    }

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

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

    /* 全局页脚 */
    .site-footer {
      background: #040810;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid var(--border-color);
    }

    .footer-brand p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-top: 14px;
      line-height: 1.6;
      max-width: 320px;
    }

    .footer-col h5 {
      font-size: 1rem;
      color: #fff;
      margin-bottom: 18px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

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

    .footer-bottom {
      padding-top: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.82rem;
      color: #617288;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid, .intro-grid, .story-card, .story-card.reverse, .contact-card {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .service-grid, .solution-grid, .testi-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .tech-grid, .sla-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .stat-row, .timeline-track {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .site-header {
        height: auto;
        padding: 16px 0;
      }
      .nav-container {
        flex-direction: column;
        gap: 14px;
      }
      .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
      }
      .hero-content h1 {
        font-size: 2.1rem;
      }
      .service-grid, .solution-grid, .testi-grid, .news-grid {
        grid-template-columns: 1fr;
      }
      .compare-row {
        grid-template-columns: 1fr;
        gap: 8px;
        text-align: left;
      }
      .form-group-row {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }