@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --paper: #F5F6F8;
  --paper-raised: #FFFFFF;
  --ink: #1B1F2A;
  --ink-dim: #5B6472;
  --accent: #35478C;
  --accent-soft: #E8EBF5;
  --line: #DCE0E7;
  --good: #2E7D46;
  --good-soft: #E4F3E8;
  --amber: #A6791F;
  --amber-soft: #F7EED9;
  --bad: #B23A34;
  --bad-soft: #F8E4E2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  line-height: 1.55;
}

a { color: var(--accent); }

.site-header {
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  padding: 16px 24px;
}
.brand { font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; }
.brand-sub { font-family: 'IBM Plex Sans', sans-serif; font-weight: 400; font-size: 14px; color: var(--ink-dim); }

main { max-width: 720px; margin: 0 auto; padding: 40px 24px 80px; }
main.wide { max-width: 980px; }

h1 { font-family: 'Source Serif 4', Georgia, serif; font-size: 30px; margin: 0 0 8px; }
h2 { font-family: 'Source Serif 4', Georgia, serif; font-size: 20px; margin: 32px 0 12px; }
p.lede { color: var(--ink-dim); margin: 0 0 28px; }

.card { background: var(--paper-raised); border: 1px solid var(--line); border-radius: 12px; padding: 24px; margin-bottom: 20px; }

fieldset { border: none; padding: 0; margin: 0 0 28px; }
legend { font-family: 'Source Serif 4', Georgia, serif; font-size: 17px; font-weight: 600; margin-bottom: 4px; padding: 0; }
.legend-sub { color: var(--ink-dim); font-size: 13px; margin: 0 0 14px; }

.q { padding: 14px 0; border-bottom: 1px solid var(--line); }
.q:last-child { border-bottom: none; }
.q-text { margin: 0 0 10px; font-size: 14.5px; }
.q-kind { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--accent); background: var(--accent-soft); padding: 2px 7px; border-radius: 999px; margin-right: 8px; }

.likert { display: flex; gap: 6px; flex-wrap: wrap; }
.likert label { flex: 1; min-width: 90px; text-align: center; font-size: 12px; color: var(--ink-dim); border: 1px solid var(--line); border-radius: 8px; padding: 8px 4px; cursor: pointer; }
.likert input { display: block; margin: 0 auto 4px; }
.likert input:checked + span { color: var(--ink); font-weight: 500; }

label.field-label { display: block; font-size: 13.5px; font-weight: 500; margin: 0 0 6px; }
input[type=text], input[type=email], textarea, select {
  width: 100%; font: inherit; font-size: 14.5px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--paper-raised); color: var(--ink);
}
textarea { min-height: 90px; resize: vertical; }

.row { display: flex; gap: 16px; flex-wrap: wrap; }
.row > div { flex: 1; min-width: 160px; }

button, .btn {
  font: inherit; font-size: 14.5px; font-weight: 500; cursor: pointer;
  background: var(--accent); color: #fff; border: none; border-radius: 8px;
  padding: 12px 20px; text-decoration: none; display: inline-block;
}
button.secondary, .btn.secondary { background: var(--paper-raised); color: var(--ink); border: 1px solid var(--line); }
button:disabled { opacity: .5; cursor: not-allowed; }

.consent-gate { background: var(--accent-soft); border-radius: 10px; padding: 16px; margin: 24px 0; font-size: 14px; }
.consent-gate label { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; }

.pill { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; text-transform: uppercase; letter-spacing: .03em; padding: 2px 8px; border-radius: 999px; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.amber { background: var(--amber-soft); color: var(--amber); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.muted { background: var(--line); color: var(--ink-dim); }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-dim); padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
tr.row-link { cursor: pointer; }
tr.row-link:hover { background: var(--accent-soft); }
td a { text-decoration: none; }

pre.model-output { white-space: pre-wrap; font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 16px; }

.flag-banner { border-radius: 10px; padding: 14px 16px; margin-bottom: 20px; font-size: 14px; }
.flag-banner.flagged { background: var(--bad-soft); color: var(--bad); border: 1px solid var(--bad); }
.flag-banner.clear { background: var(--good-soft); color: var(--good); }

.site-footer { text-align: center; font-size: 12px; color: var(--ink-dim); font-family: 'IBM Plex Mono', monospace; padding: 24px; }

.error-box { background: var(--bad-soft); color: var(--bad); border-radius: 8px; padding: 14px 16px; margin-bottom: 20px; font-size: 14px; }
.notice-box { background: var(--accent-soft); color: var(--accent); border-radius: 8px; padding: 14px 16px; margin-bottom: 20px; font-size: 14px; }