:root {
  --canvas: #0e0f11;
  --canvas-elevated: #17181c;
  --surface: #1f2024;
  --stroke: rgba(255, 255, 255, 0.08);
  --text: #f2f0eb;
  --muted: #9499a1;
  --faint: #6b7078;
  --accent: #7ac7b8;
  --max: 40rem;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background: var(--canvas);
  color: var(--text);
  font-family: ui-rounded, "SF Pro Rounded", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  line-height: 1.55;
  font-size: 17px;
}
body {
  background:
    radial-gradient(ellipse 70% 50% at 90% 0%, rgba(122, 199, 184, 0.14), transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 100%, rgba(235, 184, 140, 0.08), transparent 55%),
    var(--canvas);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: min(var(--max), calc(100% - 2.5rem)); margin: 0 auto; padding: 2.5rem 0 4rem; }
header { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 3.5rem; }
.mark { font-weight: 600; letter-spacing: -0.02em; }
.nav a { color: var(--muted); font-size: 0.95rem; }
.hero h1, .prose h1 {
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin: 0 0 1rem;
}
.lede { color: var(--muted); font-size: 1.15rem; max-width: 34rem; margin: 0 0 2rem; }
.cards { display: grid; gap: 0.85rem; margin: 2.5rem 0 3rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: 22px;
  padding: 1.15rem 1.25rem;
}
.card h2 { margin: 0 0 0.35rem; font-size: 1.05rem; font-weight: 600; }
.card p { margin: 0; color: var(--muted); font-size: 0.98rem; }
.meta { color: var(--faint); font-size: 0.9rem; }
footer { margin-top: 3.5rem; color: var(--faint); font-size: 0.9rem; }
.prose h1 { margin-bottom: 0.4rem; }
.updated { color: var(--faint); font-size: 0.9rem; margin: 0 0 2rem; }
.prose h2 { font-size: 1.15rem; margin: 2rem 0 0.6rem; }
.prose p, .prose li { color: var(--muted); }
.prose p { margin: 0 0 1rem; }
.prose ul { padding-left: 1.2rem; }
.prose strong { color: var(--text); font-weight: 600; }