:root {
      --navy: #0d1117;
      --navy-light: #161b22;
      --navy-border: #21262d;
      --teal: #00c9a7;
      --gold: #f59e0b;
      --blue: #7aa2ff;
      --accent: var(--teal);
      --white: #f0f6fc;
      --muted: #8b949e;
    }

    html { scroll-behavior: smooth; }

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

    body {
      background: var(--navy);
      color: var(--white);
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
      line-height: 1.6;
    }

    a { color: inherit; text-decoration: none; }

    nav {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1.25rem 2rem;
      border-bottom: 1px solid var(--navy-border);
      position: sticky;
      top: 0;
      background: var(--navy);
      z-index: 100;
    }

    .nav-logo {
      font-size: 1.2rem;
      font-weight: 700;
      letter-spacing: -0.02em;
    }

    .nav-logo span { color: var(--teal); }

    .nav-links { display: flex; gap: 2rem; align-items: center; }

    .nav-links a {
      color: var(--muted);
      font-size: 0.9rem;
      transition: color 0.2s;
    }

    .nav-links a:hover { color: var(--white); }

    .nav-cta {
      background: var(--teal);
      color: var(--navy) !important;
      font-weight: 600;
      padding: 0.5rem 1.1rem;
      border-radius: 6px;
      font-size: 0.85rem !important;
    }

    .nav-cta:hover { opacity: 0.85; }

    .hero {
      max-width: 860px;
      margin: 0 auto;
      padding: 5rem 2rem 4rem;
      text-align: center;
    }

    body.theme-markets { --accent: var(--gold); }
    body.theme-productivity { --accent: var(--blue); }

    .hero-badge {
      display: inline-block;
      background: var(--navy-light);
      border: 1px solid var(--navy-border);
      color: var(--accent);
      font-size: 0.8rem;
      font-weight: 600;
      padding: 0.3rem 0.8rem;
      border-radius: 999px;
      margin-bottom: 1.5rem;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    h1 {
      font-size: clamp(2.2rem, 5vw, 3.5rem);
      font-weight: 800;
      line-height: 1.15;
      letter-spacing: -0.03em;
      margin-bottom: 1.25rem;
    }

    h1 em { font-style: normal; color: var(--accent); }

    .hero p {
      font-size: 1.15rem;
      color: var(--muted);
      max-width: 600px;
      margin: 0 auto 2.5rem;
    }

    .hero-actions {
      display: flex;
      gap: 1rem;
      justify-content: center;
      flex-wrap: wrap;
    }

    .btn-primary {
      background: var(--accent);
      color: var(--navy);
      font-weight: 700;
      padding: 0.8rem 1.8rem;
      border-radius: 8px;
      font-size: 0.95rem;
    }

    .btn-primary:hover { opacity: 0.85; }

    .btn-ghost {
      border: 1px solid var(--navy-border);
      color: var(--muted);
      padding: 0.8rem 1.8rem;
      border-radius: 8px;
      font-size: 0.95rem;
    }

    .btn-ghost:hover { border-color: var(--muted); color: var(--white); }

    .story {
      max-width: 680px;
      margin: 0 auto;
      padding: 4rem 2rem;
      border-top: 1px solid var(--navy-border);
      scroll-margin-top: 5.5rem;
    }

    .section-label {
      font-size: 0.75rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--teal);
      margin-bottom: 1rem;
    }

    .story h2 {
      font-size: 1.8rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 1.25rem;
    }

    .story p {
      color: var(--muted);
      margin-bottom: 1rem;
      font-size: 1rem;
    }

    .story p strong { color: var(--white); }

    .products {
      max-width: 800px;
      margin: 0 auto;
      padding: 4rem 2rem;
      border-top: 1px solid var(--navy-border);
      scroll-margin-top: 5.5rem;
    }

    .products-header {
      text-align: center;
      margin-bottom: 3rem;
    }

    .products-header h2 {
      font-size: 2rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 0.5rem;
    }

    .products-header p {
      color: var(--muted);
      font-size: 0.95rem;
    }

    .cards {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1.5rem;
    }

    .card {
      background: var(--navy-light);
      border: 1px solid var(--navy-border);
      border-radius: 12px;
      padding: 1.75rem;
      position: relative;
      transition: border-color 0.2s;
      display: flex;
      flex-direction: column;
    }

    .card:hover { border-color: var(--muted); }

    .card.featured { border-color: var(--gold); }

    .card-badge {
      position: absolute;
      top: -0.6rem;
      left: 50%;
      transform: translateX(-50%);
      background: var(--gold);
      color: var(--navy);
      font-size: 0.7rem;
      font-weight: 700;
      padding: 0.2rem 0.7rem;
      border-radius: 999px;
      white-space: nowrap;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    .card-accent {
      width: 36px;
      height: 4px;
      border-radius: 2px;
      margin-bottom: 1rem;
    }

    .accent-teal { background: var(--teal); }
    .accent-gold { background: var(--gold); }
    .accent-blue { background: var(--blue); }

    .card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 0.3rem;
    }

    .card-desc {
      font-size: 0.85rem;
      color: var(--muted);
      margin-bottom: 1.25rem;
    }

    .card-features {
      list-style: none;
      margin-bottom: 1.5rem;
      flex: 1;
    }

    .card-features li {
      font-size: 0.85rem;
      color: var(--muted);
      padding: 0.3rem 0;
      border-bottom: 1px solid var(--navy-border);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .card-features li:last-child { border-bottom: none; }

    .check { color: var(--teal); font-size: 0.75rem; }
    .check-gold { color: var(--gold); font-size: 0.75rem; }
    .check-blue { color: var(--blue); font-size: 0.75rem; }

    .card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: 1rem;
    }

    .price {
      font-size: 1.75rem;
      font-weight: 800;
      letter-spacing: -0.03em;
    }

    .card-btn {
      font-size: 0.85rem;
      font-weight: 600;
      padding: 0.55rem 1.1rem;
      border-radius: 6px;
    }

    .card-btn:hover { opacity: 0.85; }

    .btn-teal { background: var(--teal); color: var(--navy); }
    .btn-gold { background: var(--gold); color: var(--navy); }
    .btn-blue { background: var(--blue); color: var(--navy); }

    footer {
      border-top: 1px solid var(--navy-border);
      padding: 2rem;
      text-align: center;
      color: var(--muted);
      font-size: 0.85rem;
    }

    footer a { color: var(--teal); }

    @media (max-width: 600px) {
      nav { padding: 1rem; }
      .nav-links { gap: 1rem; }
      .hero { padding: 3rem 1.25rem 2rem; }
      .story, .products { padding: 3rem 1.25rem; }
    }
.page-hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; margin: 0 auto 2rem; }
.prose { max-width: 680px; margin: 0 auto; padding: 3rem 2rem 4rem; }
.prose h2 { font-size: 1.4rem; margin: 2rem 0 0.75rem; }
.prose p { color: var(--muted); margin-bottom: 1rem; }
.prose strong { color: var(--white); }
.prose a { color: var(--accent); }
.prose ul { color: var(--muted); margin: 0 0 1.25rem 1.2rem; }
.prose li { margin: 0.35rem 0; }