:root {
      --bg: #0d1117;
      --surface: #161b22;
      --surface-elevated: #1c2128;
      --fg: #c9d1d9;
      --fg-dim: #8b949e;
      --border: #30363d;
      --border-light: #484f58;

      --accent-green: #3fb950;
      --accent-green-dim: rgba(63, 185, 80, 0.15);
      --accent-blue: #58a6ff;
      --accent-blue-dim: rgba(79, 139, 255, 0.15);
      --accent-yellow: #d29922;
      --accent-yellow-dim: rgba(210, 153, 34, 0.15);
      --accent-red: #f85149;
      --accent-red-dim: rgba(248, 81, 73, 0.15);
      --accent-purple: #a371f7;
      --accent-purple-dim: rgba(163, 113, 247, 0.15);

      --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
      --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

      --max-width: 1200px;
      --header-height: 64px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-sans);
      background: var(--bg);
      color: var(--fg);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    /* Navigation */
    .nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: var(--header-height);
      background: rgba(13, 17, 23, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      z-index: 1000;
      display: flex;
      align-items: center;
      padding: 0 clamp(20px, 4vw, 40px);
    }

    .nav-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      max-width: 1400px;
      margin: 0 auto;
    }

    .nav-logo {
      font-family: var(--font-mono);
      font-weight: 600;
      font-size: 18px;
      color: var(--fg);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-logo::before {
      content: '>';
      color: var(--accent-green);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-link {
      color: var(--fg-dim);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      transition: color 0.2s;
    }

    .nav-link:hover {
      color: var(--fg);
    }

    .nav-cta {
      background: var(--accent-green);
      color: #fff;
      padding: 8px 20px;
      border-radius: 6px;
      font-size: 14px;
      font-weight: 600;
      text-decoration: none;
      transition: background 0.2s, transform 0.2s;
    }

    .nav-cta:hover {
      background: #2ea043;
      transform: translateY(-1px);
    }

    /* Sections */
    .section {
      padding: clamp(60px, 10vw, 120px) 20px;
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--accent-green);
      background: var(--accent-green-dim);
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 16px;
    }

    .section-title {
      font-size: clamp(28px, 5vw, 48px);
      font-weight: 700;
      color: var(--fg);
      line-height: 1.2;
      margin-bottom: 16px;
    }

    .section-subtitle {
      font-size: clamp(16px, 2.5vw, 20px);
      color: var(--accent-blue);
      margin-bottom: 24px;
    }

    .section-text {
      font-size: 16px;
      color: var(--fg-dim);
      max-width: 600px;
      line-height: 1.7;
    }

    /* Hero Section */
    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding: calc(var(--header-height) + 60px) 20px 60px;
      max-width: 1400px;
      margin: 0 auto;
      gap: 60px;
    }

    .hero-content {
      flex: 1;
      min-width: 0;
    }

    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--accent-green);
      background: var(--accent-green-dim);
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 20px;
    }

    .hero-title {
      font-size: clamp(32px, 5vw, 52px);
      font-weight: 700;
      line-height: 1.1;
      margin-bottom: 16px;
      color: var(--fg);
    }

    .hero-title .accent {
      color: var(--accent-green);
    }

    .hero-subtitle {
      font-size: clamp(18px, 3vw, 24px);
      color: var(--accent-blue);
      margin-bottom: 24px;
    }

    .hero-text {
      font-size: 16px;
      color: var(--fg-dim);
      max-width: 500px;
      line-height: 1.7;
      margin-bottom: 32px;
    }

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

    .btn {
      padding: 12px 24px;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 600;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.2s;
    }

    .btn-primary {
      background: var(--accent-green);
      color: #fff;
    }

    .btn-primary:hover {
      background: #2ea043;
      transform: translateY(-2px);
      box-shadow: 0 4px 20px rgba(63, 185, 80, 0.3);
    }

    .btn-secondary {
      background: var(--surface);
      color: var(--fg);
      border: 1px solid var(--border-light);
    }

    .btn-secondary:hover {
      border-color: var(--accent-blue);
      color: var(--accent-blue);
    }

    /* Console Panel */
    .hero-console {
      flex: 1;
      min-width: 0;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
      font-family: var(--font-mono);
      font-size: 13px;
    }

    .console-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 16px;
      background: var(--surface-elevated);
      border-bottom: 1px solid var(--border);
    }

    .console-title {
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--fg);
      font-weight: 500;
    }

    .console-title::before {
      content: '●';
      color: var(--accent-green);
      font-size: 10px;
      animation: pulse 2s infinite;
    }

    .console-badge {
      font-size: 11px;
      padding: 2px 8px;
      border-radius: 4px;
      background: var(--accent-blue-dim);
      color: var(--accent-blue);
    }

    .console-body {
      padding: 16px;
      min-height: 400px;
    }

    .console-line {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin-bottom: 8px;
      opacity: 0;
      transform: translateX(-8px);
      animation: slideIn 0.3s forwards;
    }

    .console-line.active {
      opacity: 1;
      transform: translateX(0);
    }

    .console-line.pending {
      opacity: 0.5;
    }

    .console-ts {
      color: var(--fg-dim);
      font-size: 11px;
      min-width: 60px;
    }

    .console-icon {
      min-width: 16px;
    }

    .console-content {
      flex: 1;
      color: var(--fg);
    }

    .console-line.success .console-icon { color: var(--accent-green); }
    .console-line.success .console-content { color: var(--accent-green); }
    .console-line.warning .console-icon { color: var(--accent-yellow); }
    .console-line.warning .console-content { color: var(--accent-yellow); }
    .console-line.error .console-icon { color: var(--accent-red); }
    .console-line.error .console-content { color: var(--accent-red); }
    .console-line.info .console-icon { color: var(--accent-blue); }
    .console-line.info .console-content { color: var(--accent-blue); }

    .console-detail {
      margin-top: 4px;
      padding-left: 28px;
      color: var(--fg-dim);
      font-size: 12px;
      opacity: 0;
      animation: fadeIn 0.3s 0.2s forwards;
    }

    .console-line.active .console-detail {
      opacity: 1;
    }

    /* Pipeline Visualization */
    .pipeline-stage {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 6px;
      margin-bottom: 8px;
      transition: all 0.3s;
    }

    .pipeline-stage.active {
      border-color: var(--accent-blue);
      background: var(--accent-blue-dim);
    }

    .pipeline-stage.success {
      border-color: var(--accent-green);
      background: var(--accent-green-dim);
    }

    .pipeline-stage.failed {
      border-color: var(--accent-red);
      background: var(--accent-red-dim);
    }

    .stage-icon {
      width: 20px;
      height: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: var(--surface-elevated);
      font-size: 10px;
    }

    .pipeline-stage.active .stage-icon {
      background: var(--accent-blue);
      animation: spin 1s linear infinite;
    }

    .pipeline-stage.success .stage-icon {
      background: var(--accent-green);
    }

    .pipeline-stage.failed .stage-icon {
      background: var(--accent-red);
    }

    .stage-info {
      flex: 1;
    }

    .stage-name {
      font-weight: 500;
      color: var(--fg);
    }

    .stage-status {
      font-size: 11px;
      color: var(--fg-dim);
    }

    .stage-meta {
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--fg-dim);
    }

    /* Risk Score Badge */
    .risk-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      border-radius: 4px;
      font-family: var(--font-mono);
      font-size: 12px;
      font-weight: 600;
    }

    .risk-low {
      background: var(--accent-green-dim);
      color: var(--accent-green);
    }

    .risk-medium {
      background: var(--accent-yellow-dim);
      color: var(--accent-yellow);
    }

    .risk-high {
      background: var(--accent-red-dim);
      color: var(--accent-red);
    }

    /* Evidence Card Preview */
    .evidence-preview {
      margin-top: 16px;
      padding: 12px;
      background: var(--surface-elevated);
      border: 1px solid var(--border);
      border-radius: 8px;
      font-size: 12px;
      opacity: 0;
      animation: slideUp 0.4s forwards;
    }

    .evidence-preview.active {
      opacity: 1;
    }

    .evidence-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 8px;
      padding-bottom: 8px;
      border-bottom: 1px solid var(--border);
    }

    .evidence-title {
      font-weight: 600;
      color: var(--accent-green);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .evidence-id {
      font-family: var(--font-mono);
      color: var(--fg-dim);
      font-size: 11px;
    }

    .evidence-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 8px;
    }

    .evidence-item {
      display: flex;
      justify-content: space-between;
      padding: 4px 0;
    }

    .evidence-key {
      color: var(--fg-dim);
    }

    .evidence-value {
      color: var(--fg);
      font-family: var(--font-mono);
    }

    /* Problem Section */
    .problem-section {
      background: var(--surface);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .problem-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
      margin-top: 40px;
    }

    .problem-card {
      background: var(--surface-elevated);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px;
      transition: all 0.3s;
    }

    .problem-card:hover {
      border-color: var(--accent-red);
      transform: translateY(-4px);
    }

    .problem-icon {
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--accent-red-dim);
      color: var(--accent-red);
      border-radius: 10px;
      font-size: 20px;
      margin-bottom: 16px;
    }

    .problem-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--fg);
      margin-bottom: 8px;
    }

    .problem-text {
      font-size: 14px;
      color: var(--fg-dim);
      line-height: 1.6;
    }

    /* Capabilities Section */
    .capabilities-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
      margin-top: 40px;
    }

    .capability-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px;
      transition: all 0.3s;
      position: relative;
      overflow: hidden;
    }

    .capability-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 3px;
      height: 100%;
      background: var(--accent-blue);
      opacity: 0;
      transition: opacity 0.3s;
    }

    .capability-card:hover::before {
      opacity: 1;
    }

    .capability-card:hover {
      border-color: var(--accent-blue);
      transform: translateY(-2px);
    }

    .capability-header {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin-bottom: 12px;
    }

    .capability-icon {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--accent-blue-dim);
      color: var(--accent-blue);
      border-radius: 8px;
      font-size: 18px;
      flex-shrink: 0;
    }

    .capability-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--fg);
    }

    .capability-text {
      font-size: 14px;
      color: var(--fg-dim);
      line-height: 1.6;
    }

    /* Value Props Section */
    .value-section {
      background: var(--surface);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .value-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
      margin-top: 40px;
    }

    .value-card {
      display: flex;
      gap: 16px;
    }

    .value-number {
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--accent-green);
      color: #fff;
      border-radius: 12px;
      font-size: 24px;
      font-weight: 700;
      flex-shrink: 0;
    }

    .value-content h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--fg);
      margin-bottom: 8px;
    }

    .value-content p {
      font-size: 14px;
      color: var(--fg-dim);
      line-height: 1.6;
    }

    /* Architecture Diagram */
    .arch-diagram {
      background: var(--surface-elevated);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 40px;
      margin-top: 40px;
      overflow-x: auto;
    }

    .arch-flow {
      display: grid;
      grid-template-columns: 1fr auto 1fr auto 1fr;
      align-items: center;
      gap: 24px;
      min-width: 800px;
    }

    .arch-col {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .arch-col-title {
      font-size: 12px;
      font-weight: 600;
      color: var(--fg-dim);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 8px;
      text-align: center;
    }

    .arch-box {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 12px 16px;
      text-align: center;
      font-size: 13px;
      color: var(--fg);
      transition: all 0.3s;
    }

    .arch-box:hover {
      border-color: var(--accent-blue);
    }

    .arch-box.cadence {
      background: var(--accent-blue-dim);
      border-color: var(--accent-blue);
      color: var(--accent-blue);
      font-weight: 500;
    }

    .arch-arrow {
      color: var(--accent-green);
      font-size: 20px;
    }

    /* CTA Section */
    .cta-section {
      text-align: center;
      background: linear-gradient(180deg, var(--surface) 0%, var(--surface-elevated) 100%);
      border-top: 1px solid var(--border);
    }

    .cta-form {
      max-width: 480px;
      margin: 40px auto 0;
      text-align: left;
    }

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

    .form-group {
      margin-bottom: 16px;
    }

    .form-group.full {
      grid-column: 1 / -1;
    }

    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 500;
      color: var(--fg);
      margin-bottom: 6px;
    }

    .form-input {
      width: 100%;
      padding: 10px 14px;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 6px;
      font-size: 14px;
      color: var(--fg);
      font-family: var(--font-sans);
      transition: border-color 0.2s;
    }

    .form-input:focus {
      outline: none;
      border-color: var(--accent-blue);
    }

    .form-select {
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 12px center;
      padding-right: 36px;
    }

    .form-submit {
      width: 100%;
      padding: 14px;
      background: var(--accent-green);
      color: #fff;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
    }

    .form-submit:hover {
      background: #2ea043;
      transform: translateY(-2px);
      box-shadow: 0 4px 20px rgba(63, 185, 80, 0.3);
    }

    /* Footer */
    .footer {
      padding: 40px 20px;
      border-top: 1px solid var(--border);
      text-align: center;
    }

    .footer-content {
      max-width: var(--max-width);
      margin: 0 auto;
    }

    .footer-links {
      display: flex;
      justify-content: center;
      gap: 24px;
      margin-bottom: 20px;
      flex-wrap: wrap;
    }

    .footer-link {
      color: var(--fg-dim);
      text-decoration: none;
      font-size: 14px;
      transition: color 0.2s;
    }

    .footer-link:hover {
      color: var(--fg);
    }

    .footer-copy {
      font-size: 13px;
      color: var(--fg-dim);
    }

    /* Animations */
    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.5; }
    }

    @keyframes spin {
      from { transform: rotate(0deg); }
      to { transform: rotate(360deg); }
    }

    @keyframes slideIn {
      from {
        opacity: 0;
        transform: translateX(-8px);
      }
      to {
        opacity: 1;
        transform: translateX(0);
      }
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }

    @keyframes slideUp {
      from {
        opacity: 0;
        transform: translateY(8px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    /* Responsive */
    @media (max-width: 900px) {
      .hero {
        flex-direction: column;
        padding-top: 100px;
      }

      .value-grid {
        grid-template-columns: 1fr;
      }

      .arch-flow {
        grid-template-columns: 1fr;
        min-width: 0;
      }

      .arch-arrow {
        transform: rotate(90deg);
      }
    }

    @media (max-width: 600px) {
      .nav-links {
        display: none;
      }

      .form-grid {
        grid-template-columns: 1fr;
      }

      .evidence-grid {
        grid-template-columns: 1fr;
      }

      .problem-grid,
      .capabilities-grid {
        grid-template-columns: 1fr;
      }
    }