/* roulang page: index */
:root {
      --primary: #0F4C81;
      --primary-dark: #092E52;
      --primary-light: #EBF3FA;
      --accent-green: #059669;
      --accent-amber: #D97706;
      --bg-main: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-dark: #0B132B;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: rgba(226, 232, 240, 0.85);
      --card-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
      --card-shadow-hover: 0 12px 28px -4px rgba(15, 23, 42, 0.12);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.28s ease-in-out;
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
      background-color: var(--bg-main);
      color: var(--text-body);
      font-size: 16px;
      line-height: 1.75;
    }

    body {
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部双行导航系统 */
    .top-bar {
      background-color: #0A192F;
      color: #94A3B8;
      font-size: 13px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 8px 0;
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-tags {
      display: flex;
      align-items: center;
      gap: 18px;
    }
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #34D399;
      font-weight: 500;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #34D399;
      box-shadow: 0 0 8px #34D399;
    }

    header.main-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background-color: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      box-shadow: 0 1px 3px rgba(0,0,0,0.05);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 76px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      font-size: 20px;
      color: var(--primary-dark);
      letter-spacing: -0.5px;
    }
    .brand-icon-box {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), #1D4ED8);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      font-weight: 900;
    }
    .brand-tag {
      font-size: 11px;
      padding: 2px 6px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 4px;
      font-weight: 600;
      margin-left: 6px;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-menu a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-body);
      position: relative;
    }
    .nav-menu a:hover,
    .nav-menu a.active {
      color: var(--primary);
    }
    .nav-menu a::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary);
      transition: var(--transition);
    }
    .nav-menu a:hover::after,
    .nav-menu a.active::after {
      width: 100%;
    }
    .nav-cta-btn {
      background: var(--primary);
      color: #fff !important;
      padding: 10px 22px;
      border-radius: var(--radius-md);
      font-size: 14px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      box-shadow: 0 4px 14px rgba(15, 76, 129, 0.25);
    }
    .nav-cta-btn:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
    }

    /* 板块通用体系 */
    section {
      padding: 96px 0;
      position: relative;
    }
    .section-alt {
      background-color: #FFFFFF;
    }
    .section-soft {
      background-color: #F1F5F9;
    }
    .section-dark {
      background-color: var(--bg-dark);
      color: #F8FAFC;
    }
    .section-header {
      margin-bottom: 56px;
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background-color: var(--primary-light);
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
    }
    .section-dark .section-tag {
      background: rgba(255, 255, 255, 0.1);
      color: #60A5FA;
    }
    .section-title {
      font-size: 34px;
      font-weight: 800;
      line-height: 1.3;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .section-dark .section-title {
      color: #FFFFFF;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.8;
    }
    .section-dark .section-desc {
      color: #94A3B8;
    }

    /* 按钮规范 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 28px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-md);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      min-height: 48px;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #fff;
      box-shadow: 0 4px 14px rgba(15, 76, 129, 0.3);
    }
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(15, 76, 129, 0.4);
    }
    .btn-outline {
      background-color: transparent;
      color: var(--primary);
      border-color: var(--primary);
    }
    .btn-outline:hover {
      background-color: var(--primary-light);
    }
    .btn-light {
      background: #FFFFFF;
      color: var(--primary-dark);
      font-weight: 700;
    }
    .btn-light:hover {
      background: #F1F5F9;
      transform: translateY(-2px);
    }

    /* 卡片体系 */
    .card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
    }
    .card:hover {
      box-shadow: var(--card-shadow-hover);
      transform: translateY(-4px);
    }

    /* 1. HERO 沉浸全宽倒计时展台 */
    #hero {
      position: relative;
      background: linear-gradient(135deg, rgba(11, 19, 43, 0.94), rgba(15, 76, 129, 0.92)), url('/assets/images/185a5ae64bebe149.jpg') center/cover no-repeat;
      padding: 120px 0 100px;
      color: #fff;
    }
    .hero-content {
      max-width: 920px;
      margin: 0 auto;
      text-align: center;
    }
    .hero-badge-live {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.25);
      padding: 6px 18px;
      border-radius: 999px;
      font-size: 13px;
      margin-bottom: 24px;
      backdrop-filter: blur(8px);
    }
    .hero-title {
      font-size: 46px;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 24px;
      color: #FFFFFF;
      letter-spacing: -0.5px;
    }
    .hero-subtitle {
      font-size: 18px;
      line-height: 1.85;
      color: #E2E8F0;
      margin-bottom: 36px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    /* 倒计时特惠条 */
    .hero-countdown-strip {
      background: rgba(15, 23, 42, 0.65);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-md);
      padding: 18px 28px;
      display: inline-flex;
      align-items: center;
      gap: 24px;
      margin-bottom: 40px;
      backdrop-filter: blur(12px);
    }
    .countdown-timer {
      display: flex;
      align-items: center;
      gap: 12px;
      font-family: monospace;
      font-size: 20px;
      font-weight: 700;
      color: #38BDF8;
    }
    .countdown-timer span {
      background: rgba(0, 0, 0, 0.4);
      padding: 4px 10px;
      border-radius: 6px;
      border: 1px solid rgba(56, 189, 248, 0.3);
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 18px;
      flex-wrap: wrap;
    }

    /* 2. 行业痛点清单与解法 */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .pain-item {
      display: flex;
      gap: 20px;
      background: #FFFFFF;
      padding: 28px;
      border-radius: var(--radius-md);
      border-left: 4px solid #EF4444;
      border-top: 1px solid var(--border-color);
      border-right: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .pain-num {
      font-size: 22px;
      font-weight: 800;
      color: #EF4444;
      opacity: 0.8;
      min-width: 32px;
    }
    .pain-content h3 {
      font-size: 18px;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .pain-content p {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }
    .pain-solution {
      font-size: 13px;
      font-weight: 600;
      color: var(--accent-green);
      background: #ECFDF5;
      padding: 6px 12px;
      border-radius: 6px;
      display: inline-block;
    }

    /* 3. 产线底层架构展示 */
    .arch-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .arch-feature-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 24px;
    }
    .arch-feature-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      background: #FFFFFF;
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }
    .arch-icon {
      width: 24px;
      height: 24px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 12px;
      flex-shrink: 0;
      margin-top: 2px;
    }

    /* 4. 核心优势矩阵六宫格 */
    .grid-3col {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .feature-card-icon {
      width: 52px;
      height: 52px;
      background: var(--primary-light);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary);
      font-size: 22px;
      font-weight: 800;
    }
    .feature-card h3 {
      font-size: 19px;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 5. 热门产品矩阵 */
    .product-box {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      background: #FFFFFF;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .product-thumb {
      height: 220px;
      overflow: hidden;
      position: relative;
    }
    .product-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .product-box:hover .product-thumb img {
      transform: scale(1.05);
    }
    .product-body {
      padding: 28px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .product-tag {
      font-size: 12px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 8px;
    }
    .product-body h3 {
      font-size: 20px;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .product-body p {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }

    /* 6. 硬核参数选型对比表 */
    .table-container {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow-x: auto;
      box-shadow: var(--card-shadow);
    }
    .spec-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }
    .spec-table th, .spec-table td {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-color);
    }
    .spec-table th {
      background: #F8FAFC;
      font-weight: 700;
      color: var(--text-main);
    }
    .spec-table tr:last-child td {
      border-bottom: none;
    }
    .spec-table td.highlight {
      background: #F0F9FF;
      color: var(--primary);
      font-weight: 600;
    }
    .tag-check {
      display: inline-block;
      color: var(--accent-green);
      font-weight: 800;
    }

    /* 7. 深色高可用案例现场 */
    .case-container {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }
    .case-data-badges {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 32px;
    }
    .case-stat-unit {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px;
      border-radius: var(--radius-md);
    }
    .case-stat-unit .number {
      font-size: 28px;
      font-weight: 800;
      color: #38BDF8;
      margin-bottom: 4px;
    }
    .case-stat-unit .label {
      font-size: 13px;
      color: #94A3B8;
    }

    /* 8. 前后对比组件 (Before / After) */
    .compare-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .compare-box {
      border-radius: var(--radius-lg);
      padding: 36px;
    }
    .compare-traditional {
      background: #FEF2F2;
      border: 1px solid #FCA5A5;
    }
    .compare-ours {
      background: #F0FDF4;
      border: 1px solid #86EFAC;
    }
    .compare-box h3 {
      font-size: 20px;
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .compare-traditional h3 { color: #991B1B; }
    .compare-ours h3 { color: #166534; }
    .compare-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      font-size: 14px;
    }
    .compare-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }

    /* 9. 交付流程步骤 */
    .step-track {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-node {
      background: #FFFFFF;
      padding: 28px 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      position: relative;
    }
    .step-num {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #FFFFFF;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .step-node h4 {
      font-size: 17px;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .step-node p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 10. 成果数据横向指标带 */
    .metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .metric-item {
      background: #FFFFFF;
      padding: 32px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
    }
    .metric-value {
      font-size: 38px;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 6px;
      font-family: inherit;
    }
    .metric-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }

    /* 11. 客户证言反馈 */
    .testimonial-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .quote-content {
      font-size: 15px;
      color: var(--text-body);
      line-height: 1.8;
      margin-bottom: 24px;
      font-style: italic;
    }
    .user-profile {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .user-avatar-badge {
      width: 44px;
      height: 44px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }
    .user-meta h4 {
      font-size: 15px;
      color: var(--text-main);
    }
    .user-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 12. 行业场景卡 (矩阵) */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .scene-card {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      background: #FFFFFF;
      transition: var(--transition);
    }
    .scene-card:hover {
      border-color: var(--primary);
    }
    .scene-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .scene-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 16px;
    }
    .scene-badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .scene-badge {
      font-size: 11px;
      background: #F1F5F9;
      color: #475569;
      padding: 3px 8px;
      border-radius: 4px;
    }

    /* 13. 技术动态与长尾资讯摘要 */
    .news-card {
      display: flex;
      flex-direction: column;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
    }
    .news-card-img {
      height: 180px;
      overflow: hidden;
    }
    .news-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-date {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-card-body h3 {
      font-size: 17px;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .news-card-body p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    /* 14. 合作伙伴徽章墙 */
    .partner-wall {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 16px;
    }
    .partner-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 16px;
      text-align: center;
      font-size: 13px;
      font-weight: 600;
      color: #64748B;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 60px;
    }

    /* 15. 合规与部署常见问答 (FAQ) */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    details.faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    details.faq-item[open] {
      border-color: var(--primary);
    }
    summary.faq-question {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    summary.faq-question::-webkit-details-marker {
      display: none;
    }
    summary.faq-question::after {
      content: '+';
      font-size: 20px;
      font-weight: 400;
      color: var(--text-muted);
      transition: transform 0.2s ease;
    }
    details[open] summary.faq-question::after {
      content: '−';
      color: var(--primary);
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.8;
      border-top: 1px dashed var(--border-color);
      padding-top: 16px;
    }

    /* 16. 底部分布式接入询盘表单 (收口) */
    .cta-card {
      background: linear-gradient(135deg, #0F4C81, #0B132B);
      border-radius: var(--radius-lg);
      padding: 64px 48px;
      color: #FFFFFF;
    }
    .cta-flex {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .cta-text-side h2 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
      color: #FFFFFF;
    }
    .cta-text-side p {
      color: #CBD5E1;
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .cta-form-side {
      background: #FFFFFF;
      padding: 32px;
      border-radius: var(--radius-md);
      color: var(--text-main);
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
    }
    .form-btn {
      width: 100%;
      background: var(--primary);
      color: #FFFFFF;
      padding: 14px;
      font-size: 15px;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
    }
    .form-btn:hover {
      background: var(--primary-dark);
    }

    /* 全局页脚规范 */
    footer.main-footer {
      background-color: #080E1E;
      color: #94A3B8;
      padding-top: 80px;
      padding-bottom: 40px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 56px;
    }
    .footer-col h4 {
      color: #FFFFFF;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links a:hover {
      color: #FFFFFF;
    }
    .footer-contact-info {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 32px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }

    /* 移动端汉堡切换与响应式断点 */
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-main);
      cursor: pointer;
    }

    @media (max-width: 1024px) {
      .grid-3col, .scene-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-layout, .case-container, .cta-flex {
        grid-template-columns: 1fr;
      }
      .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-wall {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      section {
        padding: 64px 0;
      }
      .hero-title {
        font-size: 30px;
      }
      .hero-countdown-strip {
        flex-direction: column;
        gap: 12px;
        width: 100%;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
      }
      .nav-menu.show {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .pain-grid, .grid-3col, .compare-wrapper, .step-track, .scene-grid, .metrics-bar {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .partner-wall {
        grid-template-columns: repeat(2, 1fr);
      }
      .cta-card {
        padding: 36px 20px;
      }
    }