:root {
  --bg: oklch(15% 0.012 250);
  --surface: oklch(19% 0.014 250);
  --fg: oklch(96% 0.005 100);
  --muted: oklch(68% 0.012 250);
  --border: oklch(34% 0.014 250);
  --accent: oklch(78% 0.21 150);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;
  --gutter: clamp(20px, 4vw, 64px);
  --line: 1px solid var(--border);
  color-scheme: dark;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--fg); font-family: var(--font-body); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
::selection { background: var(--accent); color: var(--bg); }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.mono { font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.topnav { display: flex; align-items: stretch; justify-content: space-between; flex-wrap: wrap; border-bottom: var(--line); background: var(--bg); }
.brand { padding: 18px var(--gutter); font-family: var(--font-mono); font-size: 13px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600; text-decoration: none; }
.brand b { color: var(--accent); }
.topnav nav { display: flex; flex-wrap: wrap; }
.topnav nav a { display: flex; align-items: center; padding: 18px clamp(12px, 2vw, 24px); font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; text-decoration: none; color: var(--muted); border-left: var(--line); }
.topnav nav a:hover { color: var(--fg); background: var(--surface); }
.topnav nav a[aria-current="page"] { color: var(--accent); }
main.post { max-width: 860px; margin: 0 auto; padding: clamp(28px, 5vh, 64px) var(--gutter) 0; overflow-wrap: anywhere; }
.crumbs { color: var(--muted); margin-bottom: clamp(24px, 4vh, 40px); display: flex; gap: 8px; flex-wrap: wrap; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.eyebrow { color: var(--muted); margin-bottom: 20px; }
h1 { font-family: var(--font-display); font-weight: 900; font-size: clamp(34px, 5.2vw, 58px); line-height: 1.1; letter-spacing: -.015em; text-wrap: balance; margin-bottom: 18px; }
.byline { color: var(--muted); margin-bottom: clamp(28px, 4vh, 44px); padding-bottom: clamp(28px, 4vh, 44px); border-bottom: var(--line); }
h2 { font-family: var(--font-display); font-size: clamp(23px, 3vw, 32px); line-height: 1.2; margin: clamp(36px, 5.5vh, 56px) 0 16px; }
article p { margin-bottom: 18px; }
article a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
article ul { margin-bottom: 18px; padding-left: 1.3em; }
article li { margin-bottom: 8px; }
article li::marker { color: var(--accent); }
.notice { padding: 20px; background: var(--surface); border: var(--line); border-left: 3px solid var(--accent); }
footer { border-top: var(--line); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 22px var(--gutter); margin-top: clamp(40px, 6vh, 64px); }
footer .mono { color: var(--muted); }
footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
footer a { text-decoration: none; }
footer a:hover { color: var(--accent); }
@media (max-width: 760px) {
  .topnav { display: block; }
  .brand { display: block; border-bottom: var(--line); }
  .topnav nav a { flex: 1; justify-content: center; padding: 14px 8px; }
  .topnav nav a:first-child { border-left: 0; }
}