:root {
  color-scheme: light dark;
  --bg: #f7f7f5;
  --ink: #111;
  --mute: #555;
  --line: #d9d9d4;
  --mark: #111;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #030712;
    --ink: #f4f4f1;
    --mute: #a3a3a0;
    --line: #2a2a2e;
    --mark: #f4f4f1;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 ui-sans-serif, system-ui, sans-serif; }
a { color: inherit; }
.top { display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; align-items: baseline; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--line); }
.brand { font-weight: 600; text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; }
nav a { color: var(--mute); text-decoration: none; }
nav a[aria-current="page"] { color: var(--ink); }
main { max-width: 44rem; padding: 1.5rem; }
h1 { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 0.5rem; }
.lead, .why { color: var(--mute); margin: 0 0 1.25rem; }
.lead { color: var(--ink); }
ul.dirs, ul.checks { list-style: none; margin: 0; padding: 0; }
li.dir { border-top: 1px solid var(--line); padding: 0.85rem 0; }
li.dir:last-child { border-bottom: 1px solid var(--line); }
li.check { border-top: 1px solid var(--line); padding: 0.85rem 0; }
li.check:last-child { border-bottom: 1px solid var(--line); }
.check .lbl { margin: 0; }
.check.is-done .lbl { color: var(--mute); text-decoration: line-through; }
.dir-top { display: flex; justify-content: space-between; gap: 1rem; }
.dir-top a { font-weight: 600; text-decoration: none; }
.dir-top a:hover { text-decoration: underline; }
.count { color: var(--mute); font-size: 0.9rem; }
.meta { margin: 0.25rem 0 0; font-size: 0.85rem; color: var(--mute); }
.meta a { color: var(--mute); }
h2 { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--mute); margin: 1.5rem 0 0.5rem; }
h2 a { color: inherit; }
.check form { margin: 0; }
.check button { display: flex; gap: 0.7rem; align-items: flex-start; width: 100%; text-align: left; background: none; border: 0; padding: 0; color: inherit; font: inherit; cursor: pointer; }
.box { width: 1rem; height: 1rem; margin-top: 0.2rem; flex: none; border: 1px solid var(--mark); border-radius: 2px; }
.check.is-done .box { background: var(--mark); }
.check.is-done .lbl { color: var(--mute); text-decoration: line-through; }
.who { margin: 0.35rem 0 0 1.7rem; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--mute); }
.who-human { color: var(--ink); }
.who-both { color: var(--ink); }
.gate, .prompt { margin: 0.35rem 0 0 1.7rem; }
.gate { font-size: 0.85rem; color: var(--mute); }
.prompt { padding: 0.6rem 0.7rem; border: 1px solid var(--line); border-radius: 4px; background: transparent; color: var(--ink); font: 13px/1.45 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; }