:root {
  color-scheme: dark;
  --bg: #0f1115;
  --card: #1a1f29;
  --text: #e8eaed;
  --muted: #9aa3b2;
  --accent: #7dd3c0;
  --border: #2a3344;
  font-family: "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2838 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.5;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 3rem 1.25rem 4rem; }
.eyebrow { letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.75rem; color: var(--accent); margin: 0 0 0.5rem; }
h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 0 0 0.75rem; font-weight: 650; }
.lede { color: var(--muted); margin: 0 0 2rem; max-width: 36rem; }
.grid { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.35rem;
}
.card h2 { margin: 0 0 0.4rem; font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
code { font-size: 0.9em; color: var(--accent); }
footer { margin-top: 2.5rem; color: var(--muted); font-size: 0.85rem; }