/* extracted from inline <style> block 1 in story/index.html */
:root {
      --bg-primary: #0f172a;
      --bg-secondary: #1e293b;
      --accent: #10b981;
      --accent-blue: #3b82f6;
      --text-primary: #f8fafc;
      --text-secondary: #94a3b8;
      --border: rgba(255,255,255,0.1);
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      background: var(--bg-primary);
      color: var(--text-primary);
      line-height: 1.8;
      min-height: 100vh;
    }
    .container { max-width: 720px; margin: 0 auto; padding: 0 24px; }

    nav {
      padding: 20px 0;
      border-bottom: 1px solid var(--border);
    }
    .nav-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      max-width: 720px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .logo {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--accent);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .nav-links { display: flex; gap: 24px; list-style: none; }
    .nav-links a { color: var(--text-secondary); text-decoration: none; font-weight: 500; }
    .nav-links a:hover { color: var(--text-primary); }

    .hero {
      padding: 80px 0 40px;
      border-bottom: 1px solid var(--border);
    }
    h1 {
      font-size: 2.5rem;
      font-weight: 800;
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }
    .subtitle {
      color: var(--text-secondary);
      font-size: 1.15rem;
    }

    .content {
      padding: 60px 0;
    }
    .content p {
      margin-bottom: 24px;
      font-size: 1.1rem;
      color: var(--text-secondary);
    }
    .content p.emphasis {
      color: var(--text-primary);
      font-size: 1.2rem;
      border-left: 3px solid var(--accent);
      padding-left: 20px;
      margin: 40px 0;
    }
    .content p strong {
      color: var(--text-primary);
    }

    .chat-excerpt {
      background: var(--bg-secondary);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px;
      margin: 32px 0;
      font-family: 'SF Mono', Monaco, 'Courier New', monospace;
      font-size: 0.95rem;
    }
    .chat-excerpt .label {
      font-size: 0.75rem;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--accent);
      margin-bottom: 12px;
    }
    .chat-excerpt .line {
      margin-bottom: 12px;
      color: var(--text-secondary);
    }
    .chat-excerpt .line:last-child {
      margin-bottom: 0;
    }
    .chat-excerpt .speaker {
      color: var(--text-primary);
      font-weight: 600;
    }
    .chat-excerpt .ai-response {
      color: var(--text-primary);
      font-style: italic;
    }

    .section-break {
      text-align: center;
      margin: 48px 0;
      color: var(--accent);
      font-size: 1.5rem;
      letter-spacing: 0.5em;
    }

    .cta-section {
      background: var(--bg-secondary);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 40px;
      text-align: center;
      margin: 40px 0;
    }
    .cta-section p {
      margin-bottom: 24px;
      color: var(--text-secondary);
    }
    .btn {
      display: inline-block;
      padding: 14px 28px;
      background: var(--accent);
      color: white;
      text-decoration: none;
      border-radius: 8px;
      font-weight: 600;
      transition: opacity 0.2s;
    }
    .btn:hover { opacity: 0.9; }

    footer {
      padding: 40px 0;
      border-top: 1px solid var(--border);
      text-align: center;
      color: var(--text-secondary);
      font-size: 0.9rem;
    }
    footer a { color: var(--accent); text-decoration: none; }

    @media (max-width: 600px) {
      h1 { font-size: 2rem; }
      .content p { font-size: 1rem; }
      .chat-excerpt { padding: 16px; font-size: 0.85rem; }
    }