:root {
  color-scheme: dark;
  --bg: #0b0d12;
  --panel: #121620;
  --panel-2: #171c28;
  --text: #edf1f7;
  --muted: #aab3c2;
  --accent: #7c5cff;
  --accent-2: #9b83ff;
  --border: #293142;
  --max: 900px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
}

header {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 13, 18, 0.92);
}

.nav {
  max-width: var(--max);
  margin: auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.02em;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 18px;
}

nav a:hover { color: var(--text); }

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 24px 80px;
}

.hero {
  margin-bottom: 42px;
}

.badge {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--accent-2);
  background: var(--panel);
  font-size: 0.85rem;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.05;
  margin: 18px 0 12px;
  letter-spacing: -0.04em;
}

h2 {
  margin-top: 42px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h3 { margin-top: 28px; }

p, li { color: var(--muted); }

strong { color: var(--text); }

a {
  color: var(--accent-2);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin: 24px 0;
}

ul, ol { padding-left: 24px; }

footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 24px 50px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.updated {
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 650px) {
  .nav { align-items: flex-start; flex-direction: column; }
  nav a { margin: 0 14px 0 0; }
  main { padding-top: 42px; }
}