:root {
  color-scheme: dark;
  --background: #08090c;
  --surface: #11131a;
  --text: #f4f1fb;
  --muted: #aaa5b7;
  --accent: #d58cff;
  --line: #2a2c36;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
}

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

.site-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 9, 12, 0.96);
}

.brand {
  color: var(--text);
  font-size: 17px;
  font-weight: 750;
  text-decoration: none;
}

nav { display: flex; gap: 20px; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current="page"] { color: var(--text); }

main {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 80px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 7vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.updated { margin: 12px 0 32px; color: var(--muted); }

section {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

h2 { margin: 0 0 12px; font-size: 22px; letter-spacing: 0; }
h3 { margin: 22px 0 6px; font-size: 17px; letter-spacing: 0; }
p { margin: 0 0 16px; }
li + li { margin-top: 8px; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 0 48px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 640px) {
  .site-header { align-items: flex-start; flex-direction: column; padding: 16px 20px; }
  main { padding-top: 48px; }
  footer { width: calc(100% - 40px); }
}