:root {
      --bg: #0a0a0f;
      --bg-elevated: #111118;
      --bg-card: #16161f;
      --border: #1e1e2e;
      --border-bright: #2a2a3e;
      --text: #e0e0e8;
      --text-dim: #8888a0;
      --text-muted: #555568;
      --accent: #00e5a0;
      --accent-dim: #00b87d;
      --accent-glow: rgba(0, 229, 160, 0.12);
      --red: #ff4d6a;
      --blue: #4d9fff;
    }




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

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

    body {
      font-family: 'Outfit', sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }

    /* === GRID NOISE OVERLAY === */
    body::before {
      content: '';
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      background-image: 
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
      background-size: 60px 60px;
      pointer-events: none;
      z-index: 0;
    }

    /* === LAYOUT === */
    .container {
      max-width: 1080px;
      margin: 0 auto;
      padding: 0 2rem;
      position: relative;
      z-index: 1;
    }

    section {
      padding: 6rem 0;
    }

    /* === NAV === */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      padding: 1rem 0;
      background: rgba(10, 10, 15, 0.85);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border);
    }

    nav .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .nav-logo {
      font-family: 'JetBrains Mono', monospace;
      font-weight: 700;
      font-size: 1.1rem;
      color: var(--accent);
      text-decoration: none;
      letter-spacing: -0.02em;
    }

    .nav-logo span {
      color: var(--text-dim);
      font-weight: 400;
    }

    .nav-links {
      display: flex;
      gap: 2rem;
      list-style: none;
    }

    .nav-links a {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.8rem;
      color: var(--text-dim);
      text-decoration: none;
      letter-spacing: 0.02em;
      transition: color 0.2s;
    }

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

    /* === HERO === */
    .hero {
      padding: 10rem 0 6rem;
      position: relative;
    }

    .hero::before {
      content: '';
      position: absolute;
      top: 0; left: 50%;
      transform: translateX(-50%);
      width: 600px; height: 600px;
      background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
      pointer-events: none;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.75rem;
      color: var(--accent);
      background: var(--accent-glow);
      border: 1px solid rgba(0, 229, 160, 0.2);
      padding: 0.4rem 1rem;
      border-radius: 100px;
      margin-bottom: 2rem;
      letter-spacing: 0.04em;
    }

    .hero-badge::before {
      content: '';
      width: 6px; height: 6px;
      background: var(--accent);
      border-radius: 50%;
      animation: pulse 2s ease-in-out infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.3; }
    }

    h1 {
      font-size: clamp(2.8rem, 6vw, 4.2rem);
      font-weight: 700;
      line-height: 1.1;
      letter-spacing: -0.03em;
      margin-bottom: 1.5rem;
    }

    h1 .accent { color: var(--accent); }

    .hero-sub {
      font-size: 1.15rem;
      color: var(--text-dim);
      max-width: 600px;
      line-height: 1.7;
      margin-bottom: 2.5rem;
      font-weight: 300;
    }

    .hero-stack {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      gap: 1.5rem;
      flex-wrap: wrap;
    }

    .hero-stack span {
      display: flex;
      align-items: center;
      gap: 0.4rem;
    }

    .hero-stack span::before {
      content: '▸';
      color: var(--accent-dim);
    }

    /* === SECTION HEADERS === */
    .section-label {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.7rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.75rem;
    }

    h2 {
      font-size: 2rem;
      font-weight: 600;
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
    }

    .section-desc {
      color: var(--text-dim);
      max-width: 640px;
      font-weight: 300;
      margin-bottom: 3rem;
    }

    /* === LAYERS === */
    .layers {
      display: grid;
      gap: 1px;
      background: var(--border);
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
    }

    .layer {
      background: var(--bg-card);
      padding: 2rem 2.5rem;
      display: grid;
      grid-template-columns: 160px 1fr;
      gap: 2rem;
      align-items: start;
      transition: background 0.2s;
    }

    .layer:hover { background: var(--bg-elevated); }

    .layer-num {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.7rem;
      color: var(--accent);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding-top: 0.3rem;
    }

    .layer-name {
      font-weight: 600;
      font-size: 1.15rem;
      margin-bottom: 0.5rem;
    }

    .layer-tech {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.78rem;
      color: var(--accent-dim);
      margin-bottom: 0.75rem;
    }

    .layer-desc {
      color: var(--text-dim);
      font-size: 0.95rem;
      font-weight: 300;
    }

    /* === PRINCIPLES === */
    .principles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 1px;
      background: var(--border);
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
    }

    .principle {
      background: var(--bg-card);
      padding: 2rem;
    }

    .principle-title {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 0.6rem;
      color: var(--text);
    }

    .principle-desc {
      font-size: 0.9rem;
      color: var(--text-dim);
      font-weight: 300;
      line-height: 1.6;
    }

    /* === COMPARISON TABLE === */
    .comparison {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
      font-size: 0.88rem;
    }

    .comparison th {
      background: var(--bg-card);
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.72rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-dim);
      text-align: left;
      padding: 1rem 1.25rem;
      font-weight: 500;
      border-bottom: 1px solid var(--border);
    }

    .comparison td {
      padding: 0.9rem 1.25rem;
      border-bottom: 1px solid var(--border);
      color: var(--text-dim);
      font-weight: 300;
    }

    .comparison tr:last-child td { border-bottom: none; }

    .comparison tr.highlight td {
      background: rgba(0, 229, 160, 0.04);
      color: var(--text);
      font-weight: 400;
    }

    .comparison tr.highlight td:first-child {
      color: var(--accent);
      font-weight: 600;
    }

    /* === USE CASES === */
    .usecases {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 1rem;
    }

    .usecase {
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 1.75rem;
      transition: border-color 0.2s, background 0.2s;
    }

    .usecase:hover {
      border-color: var(--border-bright);
      background: var(--bg-elevated);
    }

    .usecase-icon {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.7rem;
      color: var(--accent);
      margin-bottom: 0.75rem;
      letter-spacing: 0.05em;
    }

    .usecase-name {
      font-weight: 600;
      margin-bottom: 0.4rem;
    }

    .usecase-desc {
      font-size: 0.88rem;
      color: var(--text-dim);
      font-weight: 300;
    }

    /* === FOOTER === */
    footer {
      border-top: 1px solid var(--border);
      padding: 3rem 0;
    }

    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .footer-left {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    .footer-links {
      display: flex;
      gap: 1.5rem;
      list-style: none;
    }

    .footer-links a {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.78rem;
      color: var(--text-muted);
      text-decoration: none;
      transition: color 0.2s;
    }

    .footer-links a:hover { color: var(--accent); }

    /* === BUTTONS === */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85rem;
      font-weight: 500;
      padding: 0.75rem 1.5rem;
      border-radius: 8px;
      text-decoration: none;
      border: 1px solid transparent;
      cursor: pointer;
      transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s;
    }
    .btn-primary { background: var(--accent); color: var(--bg); font-weight: 600; }
    .btn-primary:hover { background: var(--accent-dim); transform: translateY(-1px); }
    /* No artifacts are published yet, so the download buttons say so instead of
       linking somewhere that 404s. Remove this rule when the release pipeline
       fills the hrefs in. */
    .btn-secondary { background: transparent; color: var(--text); border-color: var(--border-bright); }
    .btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

    .hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
    .nav-cta { color: var(--accent) !important; }

    code {
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85em;
      color: var(--accent-dim);
    }

    /* === DOWNLOAD === */
    .version-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.75rem;
      color: var(--text-dim);
      border: 1px solid var(--border-bright);
      border-radius: 100px;
      padding: 0.3rem 0.9rem;
      margin-bottom: 1.5rem;
    }
    .version-pill b { color: var(--accent); font-weight: 600; }

    /* === CODE BLOCK === */
    .code-block {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 1.5rem 1.75rem;
      overflow-x: auto;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.85rem;
      line-height: 1.9;
      color: var(--text);
    }
    .code-block .c { color: var(--text-muted); }
    .code-block .p { color: var(--accent); }

    /* === CHANGELOG === */
    .changelog {
      display: grid;
      gap: 1px;
      background: var(--border);
      border: 1px solid var(--border);
      border-radius: 8px;
      overflow: hidden;
    }
    .changelog-entry {
      background: var(--bg-card);
      padding: 1.75rem 2rem;
      display: grid;
      grid-template-columns: 160px 1fr;
      gap: 2rem;
      align-items: start;
    }
    .changelog-ver .v { color: var(--accent); font-weight: 600; font-size: 1rem; font-family: 'JetBrains Mono', monospace; }
    .changelog-ver .d { color: var(--text-muted); font-size: 0.72rem; display: block; margin-top: 0.35rem; font-family: 'JetBrains Mono', monospace; }
    .changelog-list { list-style: none; }
    .changelog-list li {
      color: var(--text-dim);
      font-size: 0.92rem;
      font-weight: 300;
      padding-left: 1.25rem;
      position: relative;
      margin-bottom: 0.45rem;
    }
    .changelog-list li::before {
      content: '+';
      position: absolute;
      left: 0;
      color: var(--accent-dim);
      font-family: 'JetBrains Mono', monospace;
    }

    /* === RESPONSIVE === */
    @media (max-width: 768px) {
      .container { padding: 0 1.25rem; }
      section { padding: 4rem 0; }
      .hero { padding: 8rem 0 4rem; }
      .layer { grid-template-columns: 1fr; gap: 0.5rem; }
      .nav-links { gap: 1rem; }
      .footer-content { flex-direction: column; gap: 1rem; }
      .hero-stack { flex-direction: column; gap: 0.5rem; }
      .changelog-entry { grid-template-columns: 1fr; gap: 0.6rem; }
    }

    /* === ANIMATIONS === */
    .fade-in {
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }
  

/* Commands reference (commands.html) */
.hero-compact { padding-top: 8rem; padding-bottom: 2rem; }
.nav-current { color: var(--accent); }

.cmd-group { margin-bottom: 3.5rem; }
.cmd-group h2 { font-size: 1.35rem; margin-bottom: 0.5rem; }

.cmd {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.15rem;
  margin-top: 0.85rem;
  background: var(--bg-card);
}
.cmd-name {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  color: var(--accent);
  font-size: 1rem;
}
.cmd-desc { color: var(--text-dim); margin-top: 0.3rem; font-size: 0.95rem; }
.cmd-usage { margin-top: 0.6rem; }
.cmd-usage code {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.65rem;
  overflow-x: auto;
  white-space: pre;
}