:root {
  --bg: #0f1420;
  --panel: #161d2e;
  --text: #e8edf7;
  --muted: #94a1bd;
  --accent: #ffc043;
  --line: #26314a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.crumb {
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.crumb a { color: var(--accent); text-decoration: none; font-weight: 700; }
.crumb a:hover { text-decoration: underline; }

h1 {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 .5rem;
  letter-spacing: -.02em;
}

h2 {
  font-size: 1.25rem;
  margin: 2.5rem 0 .75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  letter-spacing: -.01em;
}

h3 {
  font-size: 1rem;
  margin: 1.5rem 0 .4rem;
  color: var(--accent);
}

.meta {
  color: var(--muted);
  font-size: .9rem;
  margin: 0 0 2rem;
}

p, li { color: #cfd8ea; }
li { margin-bottom: .4rem; }
ul, ol { padding-left: 1.25rem; }

a { color: var(--accent); }
a:hover { color: #ffd47a; }

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

code {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: .1em .4em;
  font-size: .88em;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.note {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: .25rem 1.1rem;
  margin: 2rem 0 0;
}

footer {
  margin-top: 3.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .9rem;
}

/* Landing page */
.hero { text-align: center; padding: 2rem 0 1rem; }
.hero h1 { font-size: clamp(2.4rem, 8vw, 3.6rem); }
.tag { color: var(--muted); font-size: 1.1rem; margin: 0 0 2.5rem; }
.links { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; }
.links a {
  display: inline-block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .6rem 1.25rem;
  text-decoration: none;
  font-weight: 600;
}
.links a:hover { border-color: var(--accent); }