/* roulang page: index */
:root {
      --primary: #0F172A;
      --primary-light: #1E293B;
      --accent: #10B981;
      --accent-hover: #059669;
      --accent-purple: #6366F1;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --text-inverse: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-light: #F8FAFC;
      --bg-dark: #0B1120;
      --border-color: #E2E8F0;
      --border-dark: #334155;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 4px 20px -2px rgba(15, 23, 42, 0.08);
      --shadow-hover: 0 12px 30px -4px rgba(16, 185, 129, 0.18);
      --container-max: 1280px;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: var(--bg-white);
      line-height: 1.75;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    /* Top Bar */
    .top-bar {
      background-color: var(--bg-dark);
      color: #94A3B8;
      font-size: 0.825rem;
      padding: 0.5rem 0;
      border-bottom: 1px solid var(--border-dark);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.75rem;
    }
    .top-bar-badges {
      display: flex;
      gap: 1.25rem;
      align-items: center;
    }
    .top-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
    }
    .badge-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: var(--accent);
      box-shadow: 0 0 6px var(--accent);
    }

    /* Header Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(15, 23, 42, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 72px;
    }
    .brand-logo {
      font-size: 1.35rem;
      font-weight: 800;
      color: #FFFFFF;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .brand-logo span {
      color: var(--accent);
    }
    .nav-links {
      display: flex;
      list-style: none;
      gap: 1.75rem;
    }
    .nav-links a {
      color: #CBD5E1;
      font-size: 0.95rem;
      font-weight: 500;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--accent);
    }
    .nav-cta {
      display: inline-flex;
      align-items: center;
      padding: 0.6rem 1.25rem;
      border-radius: var(--radius-sm);
      background-color: var(--accent);
      color: #FFFFFF;
      font-size: 0.9rem;
      font-weight: 600;
      box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
    }
    .nav-cta:hover {
      background-color: var(--accent-hover);
      box-shadow: var(--shadow-hover);
      transform: translateY(-1px);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: #FFFFFF;
      font-size: 1.5rem;
      cursor: pointer;
    }

    /* Section Utility */
    .section-wrap {
      padding: 5.5rem 0;
      position: relative;
    }
    .section-bg-light {
      background-color: var(--bg-light);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .section-bg-dark {
      background-color: var(--bg-dark);
      color: var(--text-inverse);
    }
    .section-header {
      margin-bottom: 3.5rem;
    }
    .section-tag {
      display: inline-block;
      padding: 0.3rem 0.85rem;
      background-color: rgba(16, 185, 129, 0.1);
      color: var(--accent);
      border-radius: 999px;
      font-size: 0.825rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      margin-bottom: 0.75rem;
      border: 1px solid rgba(16, 185, 129, 0.2);
    }
    .section-title {
      font-size: 2.15rem;
      font-weight: 800;
      line-height: 1.3;
      letter-spacing: -0.5px;
      margin-bottom: 1rem;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 780px;
      line-height: 1.8;
    }
    .section-bg-dark .section-desc {
      color: #94A3B8;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.85rem 1.75rem;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 600;
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
    }
    .btn-primary {
      background-color: var(--accent);
      color: #FFFFFF;
      box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    }
    .btn-primary:hover {
      background-color: var(--accent-hover);
      box-shadow: var(--shadow-hover);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background-color: rgba(255, 255, 255, 0.08);
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.15);
      border-color: #FFFFFF;
    }

    /* Hero Section (5:7 ratio layout) */
    .hero-section {
      background-color: var(--bg-dark);
      color: #FFFFFF;
      padding: 5rem 0 6rem 0;
      position: relative;
      overflow: hidden;
      background-image: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
                        radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.12) 0%, transparent 40%);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 3.5rem;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1.25;
      letter-spacing: -0.8px;
      margin-bottom: 1.5rem;
    }
    .hero-content h1 span {
      background: linear-gradient(135deg, #10B981 0%, #6366F1 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 1.1rem;
      line-height: 1.8;
      color: #94A3B8;
      margin-bottom: 2rem;
    }
    .hero-actions {
      display: flex;
      gap: 1.25rem;
      margin-bottom: 2.5rem;
    }
    .hero-stats-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
      padding-top: 2rem;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    .hero-stat-item h4 {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 0.25rem;
    }
    .hero-stat-item p {
      font-size: 0.85rem;
      color: #94A3B8;
    }
    .hero-stage {
      position: relative;
    }
    .hero-visual-card {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.15);
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    }
    .hero-visual-card img {
      width: 100%;
      height: 480px;
      object-fit: cover;
      transform: scale(1.02);
      transition: transform 0.5s ease;
    }
    .hero-visual-card:hover img {
      transform: scale(1.05);
    }
    .hero-floating-badge {
      position: absolute;
      bottom: 1.5rem;
      left: 1.5rem;
      right: 1.5rem;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      padding: 1rem 1.25rem;
      border-radius: var(--radius-md);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .floating-tech-spec {
      display: flex;
      gap: 1rem;
    }
    .tech-pill {
      font-size: 0.8rem;
      background: rgba(255, 255, 255, 0.1);
      padding: 0.25rem 0.6rem;
      border-radius: 4px;
      color: #E2E8F0;
    }

    /* Board 1: Cases (Client Showcase) */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .case-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }
    .case-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
    }
    .case-thumb {
      height: 220px;
      overflow: hidden;
      position: relative;
    }
    .case-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .case-card:hover .case-thumb img {
      transform: scale(1.06);
    }
    .case-body {
      padding: 1.75rem;
    }
    .case-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--accent);
      margin-bottom: 0.5rem;
      text-transform: uppercase;
    }
    .case-body h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
    }
    .case-body p {
      font-size: 0.925rem;
      color: var(--text-muted);
      margin-bottom: 1.25rem;
      line-height: 1.6;
    }
    .case-metrics-row {
      display: flex;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 1rem;
      font-size: 0.85rem;
    }
    .case-metrics-row span {
      color: var(--text-muted);
    }
    .case-metrics-row strong {
      color: var(--primary);
    }

    /* Board 2: Metrics Dashboard */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }
    .metric-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 2rem 1.5rem;
      box-shadow: var(--shadow-sm);
      position: relative;
      border-left: 4px solid var(--accent);
    }
    .metric-value {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 0.5rem;
    }
    .metric-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
      color: var(--text-main);
    }
    .metric-detail {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Board 3: Benchmark Comparison */
    .compare-table-container {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th, .compare-table td {
      padding: 1.25rem 1.5rem;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }
    .compare-table th {
      background: var(--bg-light);
      font-weight: 700;
      color: var(--primary);
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .compare-table .highlight-col {
      background: rgba(16, 185, 129, 0.04);
      font-weight: 600;
      color: var(--primary);
    }
    .badge-status {
      display: inline-block;
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      font-size: 0.8rem;
      font-weight: 600;
    }
    .badge-positive {
      background: rgba(16, 185, 129, 0.15);
      color: #047857;
    }
    .badge-neutral {
      background: #E2E8F0;
      color: #475569;
    }

    /* Board 4: Service Matrix */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.75rem;
    }
    .matrix-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 2rem;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .matrix-card:hover {
      border-color: var(--accent);
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
    }
    .matrix-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: rgba(16, 185, 129, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 1.25rem;
      font-weight: bold;
      margin-bottom: 1.25rem;
    }
    .matrix-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
    }
    .matrix-card p {
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 1.25rem;
    }
    .matrix-specs {
      list-style: none;
      font-size: 0.85rem;
      color: var(--text-main);
      display: flex;
      flex-direction: column;
      gap: 0.4rem;
      border-top: 1px dashed var(--border-color);
      padding-top: 1rem;
    }
    .matrix-specs li::before {
      content: "✓ ";
      color: var(--accent);
      font-weight: bold;
    }

    /* Board 5: Technical Architecture Standards */
    .arch-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
    }
    .arch-specs-box {
      background: var(--bg-dark);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 2.5rem;
      border: 1px solid var(--border-dark);
    }
    .arch-spec-item {
      margin-bottom: 1.75rem;
      padding-bottom: 1.5rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .arch-spec-item:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom: none;
    }
    .arch-spec-item h4 {
      font-size: 1.15rem;
      color: var(--accent);
      margin-bottom: 0.4rem;
      display: flex;
      justify-content: space-between;
    }
    .arch-spec-item h4 span {
      font-size: 0.85rem;
      color: #94A3B8;
      font-weight: normal;
    }
    .arch-spec-item p {
      font-size: 0.9rem;
      color: #CBD5E1;
      line-height: 1.6;
    }

    /* Board 6: Ready-to-Deploy Solutions */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .solution-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .solution-image {
      height: 200px;
      overflow: hidden;
    }
    .solution-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .solution-content {
      padding: 1.75rem;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .solution-content h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
    }
    .solution-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 1.25rem;
      line-height: 1.6;
    }
    .solution-features {
      list-style: none;
      margin-bottom: 1.5rem;
      font-size: 0.85rem;
    }
    .solution-features li {
      padding: 0.35rem 0;
      border-bottom: 1px solid #F1F5F9;
      color: var(--text-main);
    }
    .solution-chains {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
      margin-bottom: 1.5rem;
    }
    .chain-badge {
      font-size: 0.75rem;
      background: #F1F5F9;
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* Board 7: Milestones Roadmap */
    .timeline {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
    }
    .timeline::after {
      content: '';
      position: absolute;
      width: 2px;
      background-color: var(--border-color);
      top: 0;
      bottom: 0;
      left: 50%;
      margin-left: -1px;
    }
    .timeline-item {
      padding: 1.5rem 2.5rem;
      position: relative;
      width: 50%;
    }
    .timeline-item.left {
      left: 0;
      text-align: right;
    }
    .timeline-item.right {
      left: 50%;
      text-align: left;
    }
    .timeline-item::after {
      content: '';
      position: absolute;
      width: 16px;
      height: 16px;
      right: -8px;
      background-color: var(--bg-white);
      border: 4px solid var(--accent);
      top: 2rem;
      border-radius: 50%;
      z-index: 1;
    }
    .timeline-item.right::after {
      left: -8px;
    }
    .timeline-card {
      padding: 1.5rem;
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    .timeline-step {
      font-size: 0.8rem;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 0.25rem;
    }
    .timeline-card h4 {
      font-size: 1.15rem;
      margin-bottom: 0.5rem;
    }
    .timeline-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Board 8: Platform Security Guarantees */
    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
    }
    .security-card {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 2rem 1.5rem;
      text-align: center;
    }
    .security-icon {
      width: 54px;
      height: 54px;
      margin: 0 auto 1.25rem;
      background: rgba(16, 185, 129, 0.15);
      color: var(--accent);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
    }
    .security-card h4 {
      font-size: 1.15rem;
      color: #FFFFFF;
      margin-bottom: 0.5rem;
    }
    .security-card p {
      font-size: 0.85rem;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* Board 9: Testimonials */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .testimonial-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 2rem;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .testimonial-quote {
      font-size: 0.95rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 1.5rem;
      position: relative;
    }
    .client-profile {
      display: flex;
      align-items: center;
      gap: 1rem;
      border-top: 1px solid var(--border-color);
      padding-top: 1.25rem;
    }
    .client-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #E2E8F0;
      object-fit: cover;
    }
    .client-info h5 {
      font-size: 1rem;
      font-weight: 700;
    }
    .client-info p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Board 10: News & Technical Insights */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
    .insight-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .insight-thumb {
      height: 200px;
      overflow: hidden;
    }
    .insight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .insight-card:hover .insight-thumb img {
      transform: scale(1.05);
    }
    .insight-body {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .insight-date {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-bottom: 0.5rem;
    }
    .insight-body h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
      line-height: 1.4;
    }
    .insight-body p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 1.25rem;
    }
    .insight-link {
      font-size: 0.875rem;
      font-weight: 700;
      color: var(--accent);
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
    }

    /* Board 11: Estimation Teaser */
    .decision-box {
      background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
      border-radius: var(--radius-lg);
      padding: 3.5rem;
      color: #FFFFFF;
      border: 1px solid var(--border-dark);
    }
    .decision-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
      margin-bottom: 2.5rem;
    }
    .decision-step {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 1.75rem;
      border-radius: var(--radius-md);
    }
    .decision-step-num {
      font-size: 0.8rem;
      color: var(--accent);
      font-weight: 800;
      margin-bottom: 0.5rem;
    }
    .decision-step h4 {
      font-size: 1.1rem;
      margin-bottom: 0.5rem;
    }
    .decision-step p {
      font-size: 0.85rem;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* Board 12: Technical FAQ */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 1rem;
      background: #FFFFFF;
      overflow: hidden;
    }
    .faq-question {
      padding: 1.25rem 1.5rem;
      font-size: 1.05rem;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-question:hover {
      background-color: var(--bg-light);
    }
    .faq-icon {
      font-size: 1.25rem;
      color: var(--accent);
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #FAFAFA;
      border-top: 1px solid transparent;
      padding: 0 1.5rem;
      font-size: 0.925rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 1.25rem 1.5rem;
      border-top-color: var(--border-color);
    }

    /* Board 13: SLA & Service Level */
    .sla-strip {
      background: #F1F5F9;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 1.75rem 2.5rem;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      align-items: center;
    }
    .sla-item h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 0.25rem;
    }
    .sla-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Board 14: Conversion Form */
    .cta-container {
      background: var(--bg-dark);
      border-radius: var(--radius-lg);
      padding: 4rem;
      color: #FFFFFF;
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 3.5rem;
      align-items: center;
      border: 1px solid var(--border-dark);
    }
    .cta-left h2 {
      font-size: 2.25rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 1.25rem;
    }
    .cta-left p {
      font-size: 1rem;
      color: #94A3B8;
      line-height: 1.75;
      margin-bottom: 2rem;
    }
    .cta-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      font-size: 0.9rem;
      color: #E2E8F0;
    }
    .cta-features li::before {
      content: "✓ ";
      color: var(--accent);
      font-weight: bold;
    }
    .cta-form {
      background: rgba(255, 255, 255, 0.04);
      padding: 2.5rem;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .form-group {
      margin-bottom: 1.25rem;
    }
    .form-group label {
      display: block;
      font-size: 0.85rem;
      color: #CBD5E1;
      margin-bottom: 0.4rem;
      font-weight: 600;
    }
    .form-control {
      width: 100%;
      padding: 0.75rem 1rem;
      background: rgba(15, 23, 42, 0.6);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-sm);
      color: #FFFFFF;
      font-size: 0.9rem;
    }
    .form-control:focus {
      outline: none;
      border-color: var(--accent);
      background: rgba(15, 23, 42, 0.85);
    }
    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }
    .form-btn {
      width: 100%;
      padding: 0.9rem;
      background: var(--accent);
      color: #FFFFFF;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
      transition: all 0.25s ease;
    }
    .form-btn:hover {
      background: var(--accent-hover);
      box-shadow: var(--shadow-hover);
    }

    /* Footer */
    .site-footer {
      background-color: #070B14;
      color: #94A3B8;
      padding: 4.5rem 0 2rem 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.875rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 3rem;
      margin-bottom: 3.5rem;
    }
    .footer-brand h4 {
      font-size: 1.35rem;
      color: #FFFFFF;
      margin-bottom: 1rem;
      font-weight: 800;
    }
    .footer-brand p {
      line-height: 1.7;
      margin-bottom: 1.5rem;
    }
    .footer-col h5 {
      font-size: 1rem;
      color: #FFFFFF;
      margin-bottom: 1.25rem;
      font-weight: 700;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .footer-links a:hover {
      color: var(--accent);
    }
    .footer-contact-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      font-size: 0.8rem;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .cases-grid, .solutions-grid, .insights-grid, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-grid, .security-grid, .sla-strip {
        grid-template-columns: repeat(2, 1fr);
      }
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-container, .cta-container {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background-color: var(--bg-dark);
        flex-direction: column;
        padding: 1.5rem;
        border-bottom: 1px solid var(--border-dark);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-cta {
        display: none;
      }
      .hero-content h1 {
        font-size: 2.2rem;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .cases-grid, .solutions-grid, .insights-grid, .testimonials-grid, .matrix-grid, .decision-grid {
        grid-template-columns: 1fr;
      }
      .metrics-grid, .security-grid, .sla-strip {
        grid-template-columns: 1fr;
      }
      .timeline::after {
        left: 20px;
      }
      .timeline-item {
        width: 100%;
        padding-left: 45px;
        padding-right: 0;
        text-align: left !important;
      }
      .timeline-item.right {
        left: 0;
      }
      .timeline-item::after {
        left: 12px !important;
      }
      .cta-container {
        padding: 2rem 1.5rem;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }