:root {
  --bg: #FCFCFD;
  --surface: #FFFFFF;
  --ink: #0D1017;
  --ink-2: #333B49;
  --muted: #5C6575;
  --faint: #616A79;
  --hairline: #E3E6EC;
  --accent: #1B44DE;
  --accent-ink: #1636B8;
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-text: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #08090C; --surface: #101318; --ink: #EEF0F4; --ink-2: #C6CBD5;
    --muted: #969FAE; --faint: #7D8798; --hairline: #1E232C;
    --accent: #8AA0FF; --accent-ink: #A7B7FF;
  }
}
:root[data-theme="dark"] {
  --bg: #08090C; --surface: #101318; --ink: #EEF0F4; --ink-2: #C6CBD5;
  --muted: #969FAE; --faint: #7D8798; --hairline: #1E232C;
  --accent: #8AA0FF; --accent-ink: #A7B7FF;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-text); font-size: 16px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh; display: flex; flex-direction: column;
}
a { color: var(--accent-ink); }
.wrap { max-width: 720px; margin: 0 auto; padding: 40px 24px 64px; flex: 1; width: 100%; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand__word { font-family: var(--font-display); font-size: 1rem; letter-spacing: -.02em; font-weight: 600; }
.brand__word span { font-weight: 400; color: var(--muted); }
h1 {
  font-family: var(--font-display); font-weight: 500; letter-spacing: -.03em;
  font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem); line-height: 1.15; margin: 0 0 20px;
}
p { color: var(--ink-2); margin: 0 0 18px; max-width: 56ch; }
p.lead { font-size: 1.0625rem; color: var(--ink-2); }
.meta {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--hairline);
  display: flex; flex-wrap: wrap; gap: 8px 24px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8125rem; color: var(--faint);
}
.section { margin-top: 56px; }
.section h2 {
  font-family: var(--font-display); font-weight: 500; letter-spacing: -.02em;
  font-size: 1.25rem; margin: 0 0 6px;
}
.section > p.sub { color: var(--muted); font-size: .9375rem; margin-bottom: 20px; }
.work { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.work li {
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 12px;
  padding: 18px 20px;
}
.work h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.0625rem; margin: 0 0 6px; letter-spacing: -.01em; }
.work p { margin: 0 0 10px; font-size: .9375rem; }
.links { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: .875rem; }
.tag {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .75rem;
  color: var(--faint); border: 1px solid var(--hairline); border-radius: 999px; padding: 1px 8px;
}
.essays { margin: 12px 0 0; padding-left: 18px; font-size: .9rem; color: var(--ink-2); }
.essays li { margin: 2px 0; }
details summary { cursor: pointer; font-size: .875rem; color: var(--accent-ink); margin-top: 6px; }
footer { border-top: 1px solid var(--hairline); padding: 24px; text-align: center; }
footer p { margin: 0; font-size: 0.8125rem; color: var(--faint); }

/* site nav */
.nav { display: flex; align-items: center; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; margin-bottom: 64px; }
.nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 20px; margin: 0; padding: 0; font-size: .9375rem; }
.nav a.navlink { color: var(--muted); text-decoration: none; }
.nav a.navlink:hover, .nav a.navlink[aria-current="page"] { color: var(--ink); }
.nav a.navlink[aria-current="page"] { border-bottom: 1.5px solid var(--accent); }
.crumbs { font-size: .8125rem; color: var(--faint); margin: 0 0 10px; }
.crumbs a { color: var(--faint); }
/* category cards */
.cats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-top: 8px; }
.cat {
  display: block; text-decoration: none; color: var(--ink);
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 12px; padding: 18px 20px;
  transition: border-color .15s;
}
.cat:hover { border-color: var(--accent); }
.cat h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.0625rem; margin: 0 0 6px; }
.cat p { margin: 0 0 10px; font-size: .9rem; color: var(--ink-2); }
.cat .count { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .75rem; color: var(--faint); }
.cat .go { color: var(--accent-ink); font-size: .875rem; }
.theme { margin-top: 40px; }
.theme h2 { font-family: var(--font-display); font-weight: 500; font-size: 1.125rem; margin: 0 0 12px; }
.essay { padding: 14px 0; border-top: 1px solid var(--hairline); }
.essay:last-child { border-bottom: 1px solid var(--hairline); }
.essay h3 { font-family: var(--font-display); font-weight: 600; font-size: 1rem; margin: 0 0 4px; }
.essay h3 a { color: var(--ink); text-decoration: none; }
.essay h3 a:hover { color: var(--accent-ink); }
.essay p { margin: 0; font-size: .9rem; }
.essay .date { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .75rem; color: var(--faint); }
.next { margin-top: 48px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: .9375rem; }