:root {
  --bg: #f7f7f5;
  --card: #ffffff;
  --fg: #1d1d1b;
  --muted: #6b6b66;
  --border: #deddd8;
  --accent: #2f6f4e;
  --accent-fg: #ffffff;
  --error-bg: #fdecea;
  --error-fg: #8a1c12;
  --code: #efeee9;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161615;
    --card: #1f1f1d;
    --fg: #ecebe6;
    --muted: #9b9a94;
    --border: #34332f;
    --accent: #5aa57d;
    --accent-fg: #0d0d0c;
    --error-bg: #3a1714;
    --error-fg: #f4b4ab;
    --code: #2a2a27;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}
header h1 { margin: 0; font-size: 1.2rem; }
header .link { margin-left: auto; }
main { max-width: 52rem; margin: 0 auto; padding: 1rem; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
h2, h3 { margin: 0 0 .75rem; font-size: 1.05rem; }
h3 { font-size: 1rem; }
h2 .target, h3 .target { font-weight: 500; }
h2:has(+ .facts:not([hidden])), h3:has(+ .facts:not([hidden])) { margin-bottom: .2rem; }
.block { border-top: 1px solid var(--border); margin-top: 1.25rem; padding-top: 1rem; }
td.doc, th.doc { text-align: left; }
.facts { margin: 0 0 .75rem; font-size: .9rem; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em; }
code { background: var(--code); padding: .1em .35em; border-radius: 4px; }
pre { white-space: pre-wrap; word-break: break-word; margin: .5rem 0; }
pre.out:empty { display: none; }
pre.out { background: var(--code); padding: .75rem; border-radius: 6px; }

nav { display: flex; gap: .25rem; margin-bottom: 1rem; flex-wrap: wrap; }
nav a {
  padding: .4rem .9rem;
  border-radius: 6px;
  color: var(--fg);
  text-decoration: none;
  border: 1px solid var(--border);
}
nav a.active { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }

label { display: block; margin-bottom: .75rem; color: var(--muted); font-size: .9rem; }
label.inline { display: inline-block; margin: 0; }
textarea, input:not([type=file]) {
  display: block;
  width: 100%;
  margin-top: .25rem;
  padding: .5rem;
  font: inherit;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
}
label.inline input { width: 7rem; display: inline-block; margin-left: .4rem; }
#gate-form { display: flex; gap: .5rem; }
#gate-form input { margin: 0; }
.row { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin-bottom: .5rem; }

button {
  font: inherit;
  padding: .45rem 1rem;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-fg);
  cursor: pointer;
}
button.secondary { background: transparent; color: var(--fg); border-color: var(--border); }
button.link { background: none; border: none; color: var(--muted); padding: 0; text-decoration: underline; }
button:disabled { opacity: .5; cursor: default; }
button.recording { border-color: var(--error-fg); color: var(--error-fg); }

.muted { color: var(--muted); }
.error {
  background: var(--error-bg);
  color: var(--error-fg);
  padding: .6rem .8rem;
  border-radius: 6px;
  white-space: pre-wrap;
}
table { border-collapse: collapse; margin: .5rem 0; font-size: .9rem; }
th, td { border: 1px solid var(--border); padding: .3rem .5rem; text-align: right; }
th:first-child, td:first-child { text-align: left; }
.vec { color: var(--muted); font-size: .85rem; }
audio { width: 100%; margin-top: .5rem; }