:root {
  color-scheme: dark;
  --bg: #0b1020;
  --card: rgba(255,255,255,.08);
  --card-border: rgba(255,255,255,.14);
  --text: #eef3ff;
  --muted: #a8b3cf;
  --accent: #7cdbff;
  --accent2: #b794f6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(124,219,255,.28), transparent 32rem),
    radial-gradient(circle at 80% 20%, rgba(183,148,246,.22), transparent 32rem),
    linear-gradient(135deg, #0b1020 0%, #111827 100%);
}
.shell { width: min(980px, calc(100% - 32px)); margin: 0 auto; padding: 56px 0 32px; }
.hero { padding: 56px 0 36px; }
.eyebrow { color: var(--accent); letter-spacing: .12em; text-transform: uppercase; font-size: 13px; }
h1 { font-size: clamp(42px, 8vw, 82px); line-height: .95; margin: 14px 0; }
.subtitle { max-width: 680px; color: var(--muted); font-size: 20px; line-height: 1.7; }
nav { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
a { color: var(--text); text-decoration: none; }
nav a {
  border: 1px solid var(--card-border);
  background: rgba(255,255,255,.07);
  border-radius: 999px;
  padding: 10px 16px;
}
nav a:hover { border-color: var(--accent); }
.card {
  border: 1px solid var(--card-border);
  background: var(--card);
  backdrop-filter: blur(16px);
  border-radius: 28px;
  padding: 28px;
  margin: 20px 0;
  box-shadow: 0 20px 80px rgba(0,0,0,.22);
}
h2 { margin-top: 0; font-size: 28px; }
.post { padding: 18px 0; border-top: 1px solid var(--card-border); }
.post:first-of-type { border-top: 0; }
.post h3 { font-size: 24px; margin: 6px 0 10px; }
.post p, li { color: var(--muted); line-height: 1.8; }
.date { color: var(--accent2); font-size: 14px; }
.muted { opacity: .72; }
code { color: var(--accent); background: rgba(0,0,0,.2); padding: 2px 6px; border-radius: 8px; }
footer { display: flex; justify-content: space-between; gap: 16px; color: var(--muted); padding: 24px 4px; flex-wrap: wrap; }