:root {
  --ink: #20242c;
  --soft: #4b5563;
  --line: #e6e2da;
  --bg: #fbfaf7;
  --card: #fff;
  --accent: #8a3f0a;
  --accent-soft: #fbeadd;
  --bad: #a02c2c;
  --badbg: #fae4e4;
  --warn: #92600a;
  --warnbg: #fbf1dc;
  --ok: #1e6b45;
  --okbg: #e2f3ea;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

.wrap { max-width: 900px; margin: 0 auto; padding: 0 1.25rem; }
.sample-banner { background: #20242c; color: #fbeadd; text-align: center; padding: .55rem 1rem; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 700; }
header.doc { padding: 2.4rem 0 1.4rem; border-bottom: 1px solid var(--line); }
h1 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); margin: 0 0 .3rem; line-height: 1.2; }
.meta { color: var(--soft); font-size: .92rem; margin: 0; }
section { padding: 2rem 0; border-bottom: 1px solid var(--line); }
h2 { font-size: 1.25rem; margin: 0 0 .8rem; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; background: var(--card); }
th, td { text-align: left; padding: .55rem .7rem; border: 1px solid var(--line); vertical-align: top; }
th { background: #f4f1ea; }
.attribute-col { width: 32%; }
blockquote.before { background: var(--card); border-left: 4px solid #c9c2b4; margin: 0; padding: 1rem 1.2rem; color: var(--soft); font-size: .95rem; white-space: pre-wrap; }
.after { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1.2rem 1.4rem; }
.after h3 { margin: .9rem 0 .3rem; font-size: .95rem; color: var(--accent); }
.after p { margin: .2rem 0; }
.chiprow span { display: inline-block; background: #f4f1ea; border-radius: 999px; padding: .15rem .7rem; margin: .15rem .2rem 0 0; font-size: .85rem; }
.sev { display: inline-block; font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; border-radius: 4px; padding: .12rem .45rem; }
.sev.high { background: var(--badbg); color: var(--bad); }
.sev.med { background: var(--warnbg); color: var(--warn); }
.sev.low { background: #eef1f5; color: var(--soft); }
.sev.pass { background: var(--okbg); color: var(--ok); }
.figs { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; margin-top: 1rem; }
figure { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; text-align: center; }
.figs img { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 6px; background: #f4f1ea; }
figcaption { font-size: .83rem; color: var(--soft); margin-top: .5rem; }
.note { background: #fffbe8; border: 1px solid #eadfae; color: #6b5410; font-size: .88rem; border-radius: 8px; padding: .7rem .9rem; }
.measurement-list { font-size: .95rem; color: var(--soft); }
.method-note { font-size: .93rem; color: var(--soft); }
.last-section { border-bottom: none; }
.mt-04 { margin-top: .4rem; }
.mt-05 { margin-top: .5rem; }
.mt-08 { margin-top: .8rem; }
footer { padding: 2rem 0 3rem; color: var(--soft); font-size: .85rem; }
a { color: var(--accent); }

@media (max-width: 680px) {
  .wrap { padding: 0 .9rem; }
  section { padding: 1.4rem 0; overflow-x: auto; }
  th, td { padding: .45rem .5rem; }
  .figs { grid-template-columns: 1fr; }
}