:root {
  --bg: #0b1220;
  --bg-alt: #121a2b;
  --ink: #e8eef8;
  --muted: #9aa8c0;
  --line: #243149;
  --accent: #c4a574;
  --accent-2: #7eb6ff;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1a2744 0%, transparent 55%),
    radial-gradient(900px 500px at 90% 0%, #2a1f14 0%, transparent 50%),
    var(--bg);
  line-height: 1.55;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(960px, calc(100% - 2.5rem)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11, 18, 32, 0.85);
  border-bottom: 1px solid var(--line);
}
.brand-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 0;
}
.brand {
  display: inline-flex; align-items: center; gap: 0.6rem;
  color: var(--ink); font-weight: 700; letter-spacing: 0.02em;
}
.brand:hover { text-decoration: none; }
.mark {
  width: 1.35rem; height: 1.35rem; border-radius: 0.4rem;
  background:
    radial-gradient(circle at 70% 30%, #e8eef8 0 18%, transparent 19%),
    linear-gradient(145deg, #c4a574, #7a5a2f);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08);
}
nav { display: flex; gap: 1rem; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: 0.95rem; }
nav a:hover { color: var(--ink); }

.hero { padding: 4.5rem 0 3rem; }
.eyebrow {
  color: var(--accent); text-transform: uppercase; letter-spacing: 0.12em;
  font-size: 0.75rem; font-weight: 700; margin: 0 0 1rem;
}
h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.15; margin: 0 0 1.1rem; font-weight: 750;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 40rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.6rem 0 1rem; }
.btn {
  display: inline-block; padding: 0.7rem 1.1rem; border-radius: 999px;
  font-weight: 600; border: 1px solid transparent;
}
.btn.primary { background: var(--accent); color: #1a1208; }
.btn.primary:hover { text-decoration: none; filter: brightness(1.05); }
.btn.ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn.ghost:hover { border-color: var(--muted); text-decoration: none; }
.fine { color: var(--muted); font-size: 0.92rem; }

.panel { padding: 2.4rem 0; border-top: 1px solid var(--line); }
.panel.alt { background: linear-gradient(180deg, transparent, rgba(18,26,43,0.55)); }
h2 { margin: 0 0 1rem; font-size: 1.55rem; }
h3 { margin: 0 0 0.7rem; font-size: 1.05rem; color: var(--accent); }

.steps { padding-left: 1.2rem; color: var(--muted); }
.steps li { margin: 0.55rem 0; }
.steps strong { color: var(--ink); }
.bullets { padding-left: 1.1rem; color: var(--muted); }
.bullets li { margin: 0.4rem 0; }

.grid.two {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.grid.two > div {
  background: var(--bg-alt); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.2rem 1.3rem;
}

.code {
  background: #070b14; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.1rem; overflow-x: auto; color: #d7e3f7;
  font-family: var(--mono); font-size: 0.92rem;
}

.site-footer {
  border-top: 1px solid var(--line); padding: 2rem 0 3rem; color: var(--muted);
}
.site-footer p { margin: 0.25rem 0; }

@media (max-width: 640px) {
  nav { display: none; }
  .hero { padding-top: 3rem; }
}