:root {
  --ink: #15161a;
  --muted: #5b6170;
  --faint: #8a909c;
  --line: #e7e9ee;
  --surface: #f6f7f9;
  --bg: #ffffff;
  --accent: #4338ca;
  --live: #1f9d6b;
  --wip: #b6791f;
  --archived: #8a909c;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }

.lab-head { border-bottom: 1px solid var(--line); position: sticky; top: 0; background: rgba(255,255,255,0.85); backdrop-filter: blur(8px); }
.lab-head-inner { max-width: 980px; margin: 0 auto; padding: 16px 24px; display: flex; align-items: baseline; justify-content: space-between; }
.lab-mark { font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em; color: var(--ink); }
.lab-count { font-family: var(--mono); font-size: 12px; color: var(--faint); text-transform: uppercase; letter-spacing: 0.1em; }

.lab-main { max-width: 980px; margin: 0 auto; padding: 56px 24px 96px; }
.lab-title { font-size: 34px; letter-spacing: -0.025em; font-weight: 600; margin: 0 0 10px; }
.lab-lede { color: var(--muted); font-size: 17px; max-width: 52ch; margin: 0 0 40px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }

.card {
  display: flex; flex-direction: column; gap: 10px;
  text-decoration: none;
  border: 1px solid var(--line); border-radius: 14px;
  padding: 20px; background: var(--bg);
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { border-color: #cdd0d8; transform: translateY(-2px); box-shadow: 0 10px 30px -18px rgba(20,22,26,0.35); }
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.card-top { display: flex; align-items: center; justify-content: space-between; }
.card-date { font-family: var(--mono); font-size: 11px; color: var(--faint); }
.card-title { font-size: 18px; font-weight: 600; letter-spacing: -0.01em; margin: 0; }
.card-desc { color: var(--muted); font-size: 14px; margin: 0; flex: 1; }
.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; padding-top: 12px; border-top: 1px solid var(--line); }
.card-slug { font-family: var(--mono); font-size: 12px; color: var(--faint); }
.meta-link { font-family: var(--mono); font-size: 12px; color: var(--accent); text-decoration: none; }
.meta-link:hover { text-decoration: underline; }

.status {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px; border: 1px solid currentColor;
}
.status--live { color: var(--live); }
.status--wip { color: var(--wip); }
.status--archived { color: var(--archived); }

.empty { color: var(--muted); }
code { font-family: var(--mono); font-size: 0.92em; background: rgba(0,0,0,0.05); padding: 1px 5px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) { .card { transition: none; } .card:hover { transform: none; } }