:root {
  --bg: #101315;
  --panel: #1a2024;
  --text: #f2f0e6;
  --muted: #b8b5aa;
  --accent: #d6b14c;
  --line: #343b3f;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top, #252b2e 0, var(--bg) 48%);
  color: var(--text);
  line-height: 1.65;
}
header {
  border-bottom: 1px solid var(--line);
  background: rgba(10,12,13,.9);
}
.wrap { width: min(920px, calc(100% - 32px)); margin: auto; }
nav {
  min-height: 72px;
  display: flex;
  gap: 22px;
  align-items: center;
  justify-content: space-between;
}
.brand { font-weight: 800; letter-spacing: .08em; color: var(--accent); }
.links { display: flex; gap: 18px; flex-wrap: wrap; }
a { color: var(--accent); }
nav a { text-decoration: none; font-weight: 700; }
main { padding: 50px 0 70px; }
.hero, article {
  background: rgba(26,32,36,.94);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: clamp(24px, 5vw, 50px);
  box-shadow: 0 20px 60px rgba(0,0,0,.28);
}
.hero { text-align: center; }
h1, h2, h3 { line-height: 1.2; }
h1 { margin-top: 0; font-size: clamp(2rem, 6vw, 3.7rem); }
h2 { margin-top: 2.2rem; color: var(--accent); }
.meta, .note { color: var(--muted); }
.cards {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(240px,1fr));
  gap: 18px;
}
.card {
  display: block;
  background: #12171a;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px;
  text-decoration: none;
  color: var(--text);
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
footer {
  text-align: center;
  color: var(--muted);
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
code {
  background: #0e1214;
  padding: .15rem .35rem;
  border-radius: 4px;
}
ul { padding-left: 1.25rem; }