.sub-hero { padding: 56px 0 96px; }
.sub-hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: start; }
.sub-hero-copy { display: flex; flex-direction: column; gap: 24px; }
.sub-hero h1 { font-size: clamp(46px, 7vw, 104px); }

.sub-hero .hl { text-decoration-color: var(--accent, var(--lilac-line));
  text-decoration-thickness: 0.14em; }
.sub-hero .chip { background: var(--lilac); }
.sub-hero .chip { background: color-mix(in srgb, var(--accent, var(--purple)) 26%, #FFFFFF); }
.strand { border-top: 6px solid var(--accent, var(--ink)); }

.proof-card { overflow: hidden; }
.proof-top { display: flex; align-items: end; justify-content: space-between; gap: 16px;
  padding: 24px; border-bottom: 2px solid var(--ink); }
.proof-label { font-size: 13px; font-weight: 700; color: var(--muted); }
.proof-score { font-size: clamp(52px, 6vw, 72px); line-height: 0.9; font-weight: 900;
  letter-spacing: -0.06em; color: var(--purple); margin-top: 2px; }
.proof-who { font-size: 14px; font-weight: 600; color: var(--body); text-align: right; }
.proof-row { display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 24px; border-bottom: 1px solid var(--line); }
.proof-row:last-child { border-bottom: 0; }
.proof-row b { display: block; color: var(--ink); }
.proof-row .meta { font-size: 14px; }
.proof-grade { font-size: 28px; font-weight: 900; letter-spacing: -0.04em; color: var(--ink); white-space: nowrap; }

.strands { gap: 16px; }
.strand { display: flex; flex-direction: column; gap: 16px; padding: 28px;
  border: 2px solid var(--ink); border-radius: var(--radius); }
.strand h3 { font-size: 30px; line-height: 1; letter-spacing: -0.035em; }
.strand-note { font-size: 15px; font-weight: 700; color: var(--purple); margin-top: 6px; }
.strand ul { margin: 0; padding: 0; list-style: none; }
.strand li { padding: 10px 0; border-top: 1px solid var(--line); font-size: 16px; }

.board-rows { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.board-row { display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 16px 18px; border-radius: var(--radius-sm); background: var(--lilac); }
.board-row b { color: var(--ink); }
.board-row span { font-weight: 700; color: var(--purple); }

@media (max-width: 900px) {
  .sub-hero { padding: 32px 0 56px; }
  .sub-hero-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .board-rows { grid-template-columns: minmax(0, 1fr); }
}