:root {
  --bg: #0f1218;
  --surface: #1a1f2a;
  --text: #e8ecf4;
  --muted: #9aa3b5;
  --accent: #f0b429;
  --link: #7eb6ff;
  --border: #2a3344;
  --max: 42rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, #1e2a44 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem;
}

.brand {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--accent);
  margin: 0 0 0.5rem;
  font-weight: 700;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin: 0 0 0.75rem;
  line-height: 1.2;
}

h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
}

h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.5rem;
}

.lead, .meta {
  color: var(--muted);
  margin: 0 0 1rem;
}

.meta { font-size: 0.9rem; }

a { color: var(--link); }
a:hover { text-decoration: underline; }

nav.crumbs {
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

nav.crumbs a { color: var(--muted); text-decoration: none; }
nav.crumbs a:hover { color: var(--link); }

.cards {
  display: grid;
  gap: 1rem;
}

.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.35rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
  text-decoration: none;
}

.card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  color: var(--text);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

article p, article li { color: var(--text); }
article ul { padding-left: 1.2rem; }
article li { margin: 0.35rem 0; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--surface);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.foot {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.foot p { margin: 0.35rem 0; }