/* roulang page: index */
:root {
      --bg-dark: #0B0F19;
      --bg-deep: #060911;
      --bg-card: #131927;
      --bg-card-border: rgba(255, 255, 255, 0.08);
      --bg-light: #F8FAFC;
      --bg-white: #FFFFFF;
      --primary: #00F2A9;
      --primary-hover: #00d694;
      --secondary: #0066FF;
      --accent: #FF5E1E;
      --text-main: #F3F4F6;
      --text-muted: #9CA3AF;
      --text-dark: #0F172A;
      --text-dark-muted: #64748B;
      --border-light: rgba(226, 232, 240, 0.85);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    }
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-dark);
      color: var(--text-main);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    
    /* Top Dual-Row Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(11, 15, 25, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-meta-bar {
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .top-meta-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .meta-indicators span {
      margin-right: 20px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .meta-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: var(--primary);
      display: inline-block;
      box-shadow: 0 0 6px var(--primary);
    }
    .main-nav {
      padding: 14px 0;
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: var(--bg-dark);
      font-size: 18px;
      letter-spacing: -1px;
    }
    .brand-name-group {
      display: flex;
      flex-direction: column;
    }
    .brand-title {
      font-size: 18px;
      font-weight: 800;
      color: #FFFFFF;
      letter-spacing: 0.5px;
      line-height: 1.2;
    }
    .brand-sub {
      font-size: 10px;
      color: var(--primary);
      letter-spacing: 1.5px;
      text-transform: uppercase;
      font-weight: 600;
    }
    .nav-menu {
      display: flex;
      list-style: none;
      gap: 28px;
      align-items: center;
    }
    .nav-link {
      font-size: 14px;
      font-weight: 500;
      color: #D1D5DB;
      position: relative;
      padding: 4px 0;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary);
      transition: var(--transition);
    }
    .nav-link:hover::after, .nav-link.active::after {
      width: 100%;
    }
    .nav-cta-btn {
      background: linear-gradient(90deg, var(--primary), #00d2b4);
      color: var(--bg-dark);
      font-weight: 700;
      font-size: 13px;
      padding: 9px 20px;
      border-radius: 40px;
      box-shadow: 0 4px 15px rgba(0, 242, 169, 0.25);
      border: none;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .nav-cta-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(0, 242, 169, 0.4);
    }
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      color: #FFF;
      font-size: 24px;
      cursor: pointer;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 28px;
      border-radius: 40px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      line-height: 1;
    }
    .btn-primary {
      background: var(--primary);
      color: var(--bg-dark);
      font-weight: 700;
      box-shadow: 0 4px 18px rgba(0, 242, 169, 0.35);
    }
    .btn-primary:hover {
      background: #00d694;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(0, 242, 169, 0.5);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.05);
      border-color: rgba(255, 255, 255, 0.2);
      color: #FFF;
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }
    .btn-accent {
      background: var(--accent);
      color: #FFF;
      box-shadow: 0 4px 18px rgba(255, 94, 30, 0.3);
    }
    .btn-accent:hover {
      background: #e54f13;
      transform: translateY(-2px);
    }

    /* Badge & Tag */
    .tag-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(0, 242, 169, 0.12);
      color: var(--primary);
      border: 1px solid rgba(0, 242, 169, 0.25);
      padding: 5px 14px;
      border-radius: 30px;
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      margin-bottom: 16px;
    }
    .tag-badge.accent {
      background: rgba(255, 94, 30, 0.12);
      color: var(--accent);
      border-color: rgba(255, 94, 30, 0.25);
    }
    
    /* Section Shared Styles */
    section {
      padding: 96px 0;
      position: relative;
    }
    .section-head {
      margin-bottom: 56px;
    }
    .section-head.center {
      text-align: center;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-title {
      font-size: 34px;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 18px;
      color: #FFFFFF;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.8;
      max-width: 820px;
    }
    .light-section {
      background-color: var(--bg-light);
      color: var(--text-dark);
    }
    .light-section .section-title {
      color: var(--text-dark);
    }
    .light-section .section-desc {
      color: var(--text-dark-muted);
    }

    /* 1. Hero Banner */
    .hero-section {
      position: relative;
      min-height: 84vh;
      display: flex;
      align-items: center;
      padding: 110px 0 90px;
      background: radial-gradient(circle at 80% 20%, rgba(0, 102, 255, 0.15) 0%, transparent 60%),
                  radial-gradient(circle at 10% 80%, rgba(0, 242, 169, 0.12) 0%, transparent 50%),
                  url('/assets/images/31925e38f51dee0c.webp') center/cover no-repeat;
      overflow: hidden;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 15, 25, 0.85) 0%, rgba(11, 15, 25, 0.95) 100%);
      z-index: 1;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 900px;
    }
    .hero-title {
      font-size: 46px;
      font-weight: 900;
      line-height: 1.22;
      margin-bottom: 24px;
      color: #FFFFFF;
      letter-spacing: -0.5px;
    }
    .hero-title span {
      background: linear-gradient(90deg, #FFFFFF, var(--primary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 17px;
      color: #E2E8F0;
      margin-bottom: 36px;
      line-height: 1.85;
      max-width: 820px;
    }
    .hero-cta-group {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }
    .hero-badges-strip {
      display: flex;
      gap: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding-top: 24px;
      flex-wrap: wrap;
    }
    .hero-badge-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .badge-icon {
      color: var(--primary);
      font-weight: 700;
    }

    /* 2. Brand Tech / About */
    .brand-tech-grid {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 56px;
      align-items: center;
    }
    .brand-tech-visual {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--bg-card-border);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    }
    .visual-float-card {
      position: absolute;
      bottom: 24px;
      left: 24px;
      right: 24px;
      background: rgba(11, 15, 25, 0.88);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(0, 242, 169, 0.3);
      padding: 18px 24px;
      border-radius: var(--radius-md);
      display: flex;
      justify-content: space-between;
    }
    .float-stat-item strong {
      display: block;
      font-size: 22px;
      color: var(--primary);
      font-weight: 800;
      line-height: 1.1;
    }
    .float-stat-item span {
      font-size: 12px;
      color: var(--text-muted);
    }
    .brand-points {
      list-style: none;
      margin-top: 28px;
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .brand-point-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
    }
    .point-dot {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: rgba(0, 242, 169, 0.15);
      border: 1px solid var(--primary);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      flex-shrink: 0;
      margin-top: 3px;
    }
    .point-text h4 {
      font-size: 16px;
      color: #FFF;
      margin-bottom: 4px;
    }
    .point-text p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 3. Core Tech Services Matrix (6 卡片) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .service-card {
      background-color: var(--bg-card);
      border: 1px solid var(--bg-card-border);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      position: relative;
      transition: var(--transition);
      overflow: hidden;
    }
    .service-card:hover {
      transform: translateY(-6px);
      border-color: rgba(0, 242, 169, 0.4);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
    }
    .service-index {
      font-size: 14px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: 1px;
      margin-bottom: 18px;
      display: block;
    }
    .service-card h3 {
      font-size: 20px;
      margin-bottom: 14px;
      color: #FFFFFF;
      font-weight: 700;
    }
    .service-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 22px;
    }
    .service-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .service-link:hover {
      text-decoration: underline;
    }

    /* 4. Featured Solutions / Products (3 展厅大卡片) */
    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .product-card {
      background-color: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .product-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
    }
    .product-thumb {
      height: 220px;
      position: relative;
      overflow: hidden;
    }
    .product-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .product-card:hover .product-thumb img {
      transform: scale(1.05);
    }
    .product-body {
      padding: 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .product-body h3 {
      font-size: 20px;
      color: var(--text-dark);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .product-body p {
      font-size: 14px;
      color: var(--text-dark-muted);
      margin-bottom: 20px;
      line-height: 1.65;
    }
    .spec-list {
      list-style: none;
      margin-top: auto;
      border-top: 1px solid rgba(0, 0, 0, 0.06);
      padding-top: 16px;
      margin-bottom: 20px;
    }
    .spec-item {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-dark-muted);
      padding: 4px 0;
    }
    .spec-item strong {
      color: var(--text-dark);
    }

    /* 5. Philosophy & Architecture (深色高并发拓扑) */
    .philosophy-section {
      background-color: var(--bg-deep);
      border-top: 1px solid var(--bg-card-border);
      border-bottom: 1px solid var(--bg-card-border);
    }
    .arch-flow-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .arch-spec-box {
      background: var(--bg-card);
      border: 1px solid rgba(0, 102, 255, 0.3);
      border-radius: var(--radius-md);
      padding: 32px;
    }
    .arch-spec-item {
      margin-bottom: 22px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--bg-card-border);
    }
    .arch-spec-item:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom: none;
    }
    .arch-spec-item h4 {
      font-size: 17px;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .arch-spec-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 6. Solution Pipeline (4 步流转) */
    .pipeline-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .pipeline-card {
      background: var(--bg-card);
      border: 1px solid var(--bg-card-border);
      border-radius: var(--radius-md);
      padding: 32px 24px;
      position: relative;
    }
    .pipeline-step {
      font-size: 32px;
      font-weight: 900;
      color: rgba(255, 255, 255, 0.08);
      position: absolute;
      top: 16px;
      right: 20px;
    }
    .pipeline-card h3 {
      font-size: 18px;
      color: #FFF;
      margin-bottom: 12px;
      font-weight: 700;
    }
    .pipeline-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
    }
    .pipeline-tag {
      font-size: 11px;
      color: var(--secondary);
      background: rgba(0, 102, 255, 0.1);
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
      font-weight: 600;
    }

    /* 7. Client Showcase Wall */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .case-card {
      background: var(--bg-card);
      border: 1px solid var(--bg-card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .case-card:hover {
      transform: translateY(-5px);
      border-color: rgba(0, 242, 169, 0.3);
    }
    .case-img {
      height: 200px;
      overflow: hidden;
    }
    .case-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-info {
      padding: 22px;
    }
    .case-category {
      font-size: 12px;
      color: var(--primary);
      font-weight: 600;
      margin-bottom: 8px;
    }
    .case-info h3 {
      font-size: 17px;
      color: #FFF;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .case-metric-highlight {
      font-size: 12px;
      color: var(--text-muted);
      border-top: 1px solid var(--bg-card-border);
      padding-top: 12px;
      margin-top: 12px;
      display: flex;
      justify-content: space-between;
    }
    .case-metric-highlight strong {
      color: #FFF;
    }

    /* 8. Key Metrics Bar */
    .metrics-section {
      background: linear-gradient(90deg, #070A12, #0E1424);
      border-top: 1px solid var(--bg-card-border);
      border-bottom: 1px solid var(--bg-card-border);
      padding: 60px 0;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .metric-num {
      font-size: 44px;
      font-weight: 900;
      color: #FFFFFF;
      letter-spacing: -1px;
      line-height: 1;
      margin-bottom: 8px;
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: 2px;
    }
    .metric-num span {
      font-size: 20px;
      color: var(--primary);
      font-weight: 700;
    }
    .metric-label {
      font-size: 13px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }

    /* 9. Testimonials */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .testimonial-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 32px 26px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testi-quote {
      font-size: 14px;
      color: var(--text-dark-muted);
      line-height: 1.7;
      margin-bottom: 24px;
      position: relative;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid rgba(0, 0, 0, 0.06);
      padding-top: 18px;
    }
    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #0B0F19;
      color: var(--primary);
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
    }
    .author-meta h4 {
      font-size: 15px;
      color: var(--text-dark);
      font-weight: 700;
    }
    .author-meta p {
      font-size: 12px;
      color: var(--text-dark-muted);
    }

    /* 10. Tech Insights News */
    .news-grid {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 32px;
      align-items: stretch;
    }
    .news-featured-card {
      background: var(--bg-card);
      border: 1px solid var(--bg-card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .news-featured-thumb {
      height: 240px;
      overflow: hidden;
    }
    .news-featured-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-featured-body {
      padding: 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 12px;
      color: var(--primary);
      margin-bottom: 8px;
    }
    .news-featured-body h3 {
      font-size: 20px;
      color: #FFF;
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .news-featured-body p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .news-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .news-item-card {
      background: var(--bg-card);
      border: 1px solid var(--bg-card-border);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .news-item-card:hover {
      border-color: rgba(0, 242, 169, 0.4);
      transform: translateX(4px);
    }
    .news-item-card h4 {
      font-size: 15px;
      color: #FFF;
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .news-item-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 11. FAQ Accordion */
    .faq-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
      transition: var(--transition);
    }
    .faq-item details summary {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-dark);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-item details summary::-webkit-details-marker {
      display: none;
    }
    .faq-item details summary::after {
      content: "+";
      font-size: 20px;
      color: var(--secondary);
      font-weight: 600;
      transition: transform 0.25s ease;
    }
    .faq-item details[open] summary::after {
      content: "-";
      transform: rotate(180deg);
    }
    .faq-item p {
      font-size: 14px;
      color: var(--text-dark-muted);
      line-height: 1.7;
      margin-top: 14px;
      border-top: 1px solid rgba(0, 0, 0, 0.05);
      padding-top: 12px;
    }

    /* 12. Bottom CTA Banner */
    .cta-banner-wrapper {
      background: radial-gradient(circle at 50% 50%, rgba(0, 102, 255, 0.2) 0%, transparent 70%), var(--bg-deep);
      border: 1px solid rgba(0, 242, 169, 0.3);
      border-radius: var(--radius-lg);
      padding: 64px 48px;
      position: relative;
      overflow: hidden;
    }
    .cta-grid {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .cta-info h2 {
      font-size: 32px;
      font-weight: 800;
      color: #FFF;
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .cta-info p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .cta-form {
      display: flex;
      flex-direction: column;
      gap: 14px;
      background: var(--bg-card);
      padding: 30px;
      border-radius: var(--radius-md);
      border: 1px solid var(--bg-card-border);
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group label {
      font-size: 13px;
      color: #E2E8F0;
      font-weight: 500;
    }
    .form-input {
      background: rgba(11, 15, 25, 0.8);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      color: #FFF;
      font-size: 14px;
      outline: none;
      transition: var(--transition);
    }
    .form-input:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(0, 242, 169, 0.2);
    }

    /* Footer */
    .site-footer {
      background-color: var(--bg-deep);
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 80px 0 30px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-col h4 {
      font-size: 15px;
      color: #FFF;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 12px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .services-grid, .products-grid, .cases-grid, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .brand-tech-grid, .arch-flow-grid, .news-grid, .cta-grid, .faq-container {
        grid-template-columns: 1fr;
      }
      .pipeline-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-title {
        font-size: 38px;
      }
    }
    @media (max-width: 768px) {
      .top-meta-bar {
        display: none;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #0B0F19;
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid var(--bg-card-border);
      }
      .nav-menu.show {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .services-grid, .products-grid, .cases-grid, .testimonials-grid, .pipeline-grid, .metrics-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 30px;
      }
      .section-title {
        font-size: 26px;
      }
      .cta-banner-wrapper {
        padding: 36px 20px;
      }
    }