:root {
  --dv-bg: #fbfaf7;
  --dv-text: #171514;
  --dv-muted: #625d58;
  --dv-rule: #d8d1c8;
  --dv-accent: #8b3f24;
  --dv-panel: #fff;
}

body.dv-page {
  margin: 0;
  background: var(--dv-bg);
  color: var(--dv-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

.dv-header,.dv-footer,.record-strip,.dv-hero,.three,.evidence-section,.dv-section {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.dv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--dv-rule);
}

.brand { color: var(--dv-text); font-weight: 700; text-decoration: none; }
.dv-header ul { display: flex; flex-wrap: wrap; gap: 10px 18px; list-style: none; padding: 0; margin: 0; }
.dv-header a,.dv-footer a,.dv-section a,.dv-hero a { color: var(--dv-accent); text-underline-offset: .18em; }

.record-strip {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--dv-rule);
  border: 1px solid var(--dv-rule);
}
.record-strip span { background: var(--dv-panel); padding: 12px; color: var(--dv-muted); font-size: .94rem; }
.record-strip strong { display: block; color: var(--dv-text); font-variant-numeric: tabular-nums; }

.dv-hero { padding: 68px 0 52px; }
.eyebrow { color: var(--dv-accent); font-weight: 700; letter-spacing: 0; margin-bottom: 12px; }
.dv-hero h1,.dv-section h1 { max-width: 900px; font-size: clamp(2.1rem,5vw,4.8rem); line-height: .98; letter-spacing: 0; margin: 0 0 24px; }
.lede { max-width: 780px; font-size: 1.35rem; color: #2d2925; }
.qualification,.note { max-width: 760px; color: var(--dv-muted); }
.button { display: inline-block; padding: 10px 14px; border: 1px solid var(--dv-accent); background: var(--dv-accent); color: #fff !important; text-decoration: none; }
.button.secondary { background: transparent; color: var(--dv-accent) !important; }

.three { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-bottom: 44px; }
.three article,.case-card { background: var(--dv-panel); border: 1px solid var(--dv-rule); padding: 18px; }
.dv-section,.evidence-section { padding: 42px 0; }
.table-wrap { overflow-x: auto; margin: 18px 0; border: 1px solid var(--dv-rule); }
.dv-page table { width: 100%; border-collapse: collapse; background: var(--dv-panel); font-size: .9rem; }
.dv-page th,.dv-page td { padding: 8px 10px; border-bottom: 1px solid var(--dv-rule); text-align: left; vertical-align: top; }

.dv-chart { width: 100%; height: auto; background: var(--dv-panel); border: 1px solid var(--dv-rule); padding: 14px; box-sizing: border-box; }
.dv-chart rect { fill: var(--dv-accent); }
.chart-title { font-weight: 700; font-size: 20px; }
.chart-label,.chart-value { fill: var(--dv-text); font-size: 14px; font-variant-numeric: tabular-nums; }

.case-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.case-meta { display: grid; grid-template-columns: minmax(160px,260px) 1fr; border-top: 1px solid var(--dv-rule); }
.case-meta dt,.case-meta dd { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--dv-rule); }
.case-meta dt { font-weight: 700; }
.download-list { list-style: none; padding: 0; }
.download-list li { padding: 7px 0; border-bottom: 1px solid var(--dv-rule); }
code { font-family: ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-size: .9em; }
.dv-footer { border-top: 1px solid var(--dv-rule); padding: 28px 0 44px; color: var(--dv-muted); }
:focus-visible { outline: 3px solid var(--dv-accent); outline-offset: 3px; }

@media (max-width:760px) {
  .dv-header,.three,.case-list,.record-strip,.case-meta { display: block; }
  .dv-header nav { margin-top: 12px; }
  .record-strip span,.three article,.case-card { display: block; margin-bottom: 1px; }
  .dv-hero { padding-top: 44px; }
}