:root {
      --bg: #fafaf8;
      --surface: #ffffff;
      --surface-soft: #f4f2ed;
      --surface-soft-2: #f1eee8;
      --border: #e2ddd6;
      --border-accent: #cfe2d9;
      --text: #1c1a17;
      --muted: #7a7569;
      --accent: #1d6b4f;
      --accent-soft: #2d8a65;
      --accent-light: #e8f4f0;
      --shadow: 0 1px 3px rgba(0,0,0,0.05), 0 6px 18px rgba(0,0,0,0.04);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: Arial, Helvetica, sans-serif;
      font-weight: 400;
      line-height: 1.8;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
      padding-top: 60px;
    }

    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      padding: 0 40px;
      height: 60px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(250, 250, 248, 0.94);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border);
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
    }

    .nav-logo span {
      font-family: Arial, Helvetica, sans-serif;
      font-size: 1.05rem;
      font-weight: 700;
      letter-spacing: 0.02em;
      color: var(--text);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }

    .nav-links a {
      color: var(--muted);
      text-decoration: none;
      font-size: 0.875rem;
      font-weight: 500;
      transition: color 0.2s;
      font-family: Arial, Helvetica, sans-serif;
    }

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

    .nav-cta {
      background: var(--accent-light);
      color: var(--accent) !important;
      border: 1px solid #c9ddd4;
      padding: 7px 16px;
      border-radius: 999px;
      font-weight: 600 !important;
    }

    .page-wrap {
      max-width: 1160px;
      margin: 0 auto;
      padding: 42px 28px 90px;
    }

    .hero {
      text-align: center;
      padding: 18px 0 28px;
      position: relative;
    }

    .hero-glow {
      display: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      max-width: 860px;
      margin: 0 auto;
    }

    .eyebrow {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 1rem;
      font-family: Arial, Helvetica, sans-serif;
    }

    h1 {
      font-family: Arial, Helvetica, sans-serif;
      font-size: clamp(2rem, 4vw, 2.8rem);
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--text);
      margin-bottom: 1rem;
      font-weight: 700;
    }

    .hero-subtitle {
      font-size: 1.08rem;
      color: var(--muted);
      max-width: 760px;
      margin: 0 auto 1.8rem;
      line-height: 1.85;
      font-family: Arial, Helvetica, sans-serif;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 1.1rem;
    }

    .btn-primary,
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      text-decoration: none;
      border-radius: 999px;
      padding: 10px 17px;
      font-size: 0.92rem;
      font-weight: 600;
      transition: transform 0.2s, border-color 0.2s, background 0.2s, color 0.2s;
      border: 1px solid var(--border);
      background: linear-gradient(180deg, #ffffff 0%, #f5f2ec 100%);
      color: var(--text);
      box-shadow: 0 1px 2px rgba(0,0,0,0.03);
      font-family: Arial, Helvetica, sans-serif;
    }

    .btn-primary:hover,
    .btn-secondary:hover {
      transform: translateY(-1px);
      text-decoration: none;
      color: var(--accent);
      border-color: #bfd5cb;
      background: linear-gradient(180deg, #ffffff 0%, #eaf2ee 100%);
      box-shadow: 0 4px 12px rgba(29,107,79,0.08);
    }

    .section-intro {
      max-width: 920px;
      margin: 0 auto 2.1rem;
      text-align: left;
      background: var(--surface-soft-2);
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 22px 24px 18px;
      box-shadow: var(--shadow);
    }

    .section-intro p {
      font-size: 1rem;
      color: #3d3933;
      margin-bottom: 0.95rem;
      line-height: 1.85;
      font-family: Arial, Helvetica, sans-serif;
    }

    .section-intro p:last-child {
      margin-bottom: 0;
    }

    .section-intro strong {
      color: var(--text);
      font-weight: 700;
    }

    .examples-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 18px;
      margin-top: 1rem;
    }

    .example-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 22px 22px 20px;
      box-shadow: var(--shadow);
      transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
      display: flex;
      flex-direction: column;
      min-height: 100%;
    }

    .example-card:hover {
      transform: translateY(-3px);
      border-color: var(--border-accent);
      background: #fff;
    }

    .example-card-header {
      margin-bottom: 0.9rem;
    }

    .example-card-tag {
      display: inline-block;
      font-size: 0.74rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.5rem;
      font-family: Arial, Helvetica, sans-serif;
    }

    .example-card h2 {
      font-family: Arial, Helvetica, sans-serif;
      font-size: 1.35rem;
      line-height: 1.25;
      color: var(--text);
      margin: 0;
      font-weight: 700;
    }

    .example-card p {
      font-size: 0.97rem;
      color: #4a4740;
      line-height: 1.8;
      margin-bottom: 1rem;
      font-family: Arial, Helvetica, sans-serif;
    }

    .example-card strong {
      color: var(--text);
      font-weight: 700;
    }

    .feature-list {
      list-style: none;
      margin: 0.2rem 0 1.1rem;
      padding: 0;
      display: grid;
      gap: 0.65rem;
    }

    .feature-list li {
      position: relative;
      padding-left: 1rem;
      color: #4a4740;
      font-size: 0.95rem;
      line-height: 1.7;
      font-family: Arial, Helvetica, sans-serif;
    }

    .feature-list li::before {
      content: "•";
      position: absolute;
      left: 0;
      color: var(--accent);
      font-weight: 700;
    }

    .feature-list strong {
      color: var(--text);
    }

    .card-actions {
      margin-top: auto;
      padding-top: 0.8rem;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent);
      text-decoration: none;
      font-weight: 600;
      font-size: 0.94rem;
      font-family: Arial, Helvetica, sans-serif;
    }

    .card-link:hover {
      text-decoration: underline;
    }

    .run-box {
      margin-top: 32px;
      background: var(--surface-soft-2);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 24px;
      box-shadow: var(--shadow);
    }

    .run-box h2 {
      font-family: Arial, Helvetica, sans-serif;
      font-size: 1.45rem;
      line-height: 1.2;
      color: var(--text);
      margin-bottom: 0.8rem;
      font-weight: 700;
    }

    .run-box p {
      color: #4a4740;
      font-size: 1rem;
      line-height: 1.8;
      margin-bottom: 1rem;
      font-family: Arial, Helvetica, sans-serif;
    }

    pre {
      background: #f7f3ee;
      color: var(--text);
      border: 1px solid #ddd5c9;
      padding: 1rem 1.2rem;
      border-radius: 12px;
      overflow-x: auto;
      font-size: 0.95rem;
      line-height: 1.7;
      margin: 1rem 0 1.2rem;
    }

    code {
      font-family: "Courier New", Courier, monospace;
    }

    .closing {
      margin-top: 2.2rem;
      font-size: 1rem;
      color: #4a4740;
      line-height: 1.9;
      max-width: 920px;
      font-family: Arial, Helvetica, sans-serif;
    }

    .closing strong {
      color: var(--text);
    }

    @media (max-width: 700px) {
      nav {
        padding: 0 20px;
      }

      .nav-links {
        display: none;
      }

      .page-wrap {
        padding: 34px 20px 72px;
      }

      .section-intro,
      .run-box,
      .example-card {
        padding: 20px 18px;
      }

      .hero-subtitle {
        font-size: 1rem;
      }
    }