:root {
  --bg: #0a0a0a;
  --fg: #d4d4d8;
  --accent: #ffffff;
}
body { background: var(--bg); color: var(--fg); font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; margin: 0; min-height: 100vh; display: flex; flex-direction: column; }
header { padding: 4rem 2rem; border-bottom: 1px solid #18181b; }
h1 { font-size: 3rem; font-weight: 800; letter-spacing: -0.05em; margin: 0; }
h1 span { color: #52525b; }
main { flex: 1; padding: 2rem; }