/* Editorial refinement. Existing background layers, tokens and animation are untouched. */
.container { max-width: 1280px; }
.masthead-inner { gap: 22px; min-width: 0; height: 62px; }
.masthead { z-index: 50; background: color-mix(in srgb, var(--bg) 58%, transparent); }
.brand, .theme-btn { flex-shrink: 0; }
.mast-nav { min-width: 0; flex: 1; overflow-x: auto; align-items: center; scrollbar-width: thin; }
.mast-nav a { flex: 0 0 auto; padding: 12px 8px; font-size: 11px; white-space: nowrap; }
.mast-nav { scrollbar-width: none; }
.mast-nav::-webkit-scrollbar { display: none; }
:root[data-theme="dark"] body > .masthead { position: sticky; z-index: 50; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) body > .masthead { position: sticky; z-index: 50; } }
.theme-btn { min-height: 40px; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 30px 64px; padding: 72px 0 50px; }
.hero-intro { min-width: 0; }
.hero .eyebrow { font-size: 11px; letter-spacing: .18em; margin-bottom: 22px; }
.hero h1 { font-size: clamp(40px, 5.5vw, 70px); line-height: 1.07; letter-spacing: -.035em; max-width: 19ch; text-wrap: balance; }
.hero .subtitle { max-width: 62ch; font-size: 17px; line-height: 1.75; margin-top: 24px; }
.hero .meta-line, .hero > .claim-strip { grid-column: 1 / -1; margin-top: 0; }
.meta-line { gap: 10px 22px; font-size: 11px; overflow-wrap: anywhere; padding-top: 23px; border-top: 1px solid var(--line); }
.audit-index { align-self: center; border-left: 1px solid var(--line-2); padding-left: 28px; }
.audit-index-label { margin: 0 0 15px; font: 10px var(--font-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); }
.audit-index a { display: grid; grid-template-columns: 24px 1fr 12px; gap: 10px; align-items: baseline; padding: 17px 0; border-top: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.audit-index a:hover strong { color: var(--accent-strong); text-decoration: underline; text-underline-offset: 4px; }
.audit-index .index-number { font: 10px var(--font-mono); color: var(--accent-strong); }
.audit-index strong { font-size: 14px; font-weight: 500; }
.audit-index small { display: block; margin-top: 5px; font-size: 12px; line-height: 1.5; color: var(--ink-3); }
.audit-index .index-arrow { color: var(--accent-strong); }
.hero > .claim-strip { gap: 10px; align-items: center; }
.hero .claim { min-width: 175px; padding: 11px 16px; box-shadow: none; }
.hero .claim.hint { min-width: 0; padding-left: 0; border: 0; }
.panel { margin-bottom: 36px; border-radius: 16px; }
.panel-head { padding: 26px 30px; align-items: flex-start; flex-direction: column; gap: 9px; }
.panel-head h2 { font-size: 27px; letter-spacing: -.025em; }
.panel-note { font-size: 13px; line-height: 1.6; max-width: 80ch; }
.idea-body, .pred-body, .exp-body { padding: 24px 30px 30px; }
.idea-body p, .exp-body p { line-height: 1.85; max-width: 80ch; margin-bottom: 20px; }
.pred-body { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 36px; }
.pred-body p { margin: 0; max-width: none; line-height: 1.8; min-width: 0; }
.pred-body p > b:first-child { display: block; font-family: var(--font-display); font-size: 20px; color: var(--ink); margin-bottom: 9px; font-weight: 500; }
.exp-body table { width: 100%; max-width: none; }
.exp-body { overflow-x: auto; }
.exp-body .gallery-grid { margin: 28px 0; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.exp-body .claim-strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.exp-body .claim { min-width: 0; box-shadow: none; }
.implications { max-width: none; padding: 32px clamp(24px, 6vw, 80px) 42px; font-size: 16px; line-height: 1.85; }
.implications > p, .implications > ul, .implications > ol { max-width: 79ch; }
.implications h3 { font-size: 26px; line-height: 1.3; margin: 42px 0 19px; padding-top: 28px; border-top: 1px solid var(--line); text-wrap: balance; }
.implications h3:first-child { border-top: 0; padding-top: 0; }
.implications p { margin-bottom: 20px; }
.implications strong { color: var(--ink); font-weight: 500; }
.implications a { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.implications table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 13px; font-variant-numeric: tabular-nums; }
.implications caption { text-align: left; font-size: 12px; line-height: 1.65; color: var(--ink-3); padding-bottom: 18px; max-width: 85ch; }
.implications th, .implications td { padding: 13px 12px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
.implications th { font-weight: 500; color: var(--ink); font-size: 11px; }
.implications td { font-family: var(--font-mono); color: var(--ink-2); }
.implications th:first-child, .implications td:first-child { text-align: left; }
.summary, .gallery { padding: 28px 30px; }
.tiles { gap: 12px; }
.tile { padding: 15px 18px; }
.tile .num { font-size: 23px; }
.results-controls { padding: 20px 30px; }
.section-toggle { padding: 19px 30px; gap: 14px; }
.section-toggle .sec-count { white-space: nowrap; }
.section-toggle .sec-title { min-width: 0; }
.sims { padding: 30px; gap: 25px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.sim { padding: 23px; }
.sim-head h3 { font-size: 21px; }
.sim-head p { line-height: 1.7; }
.gallery-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }
.skip-link { position: absolute !important; left: 20px; top: -100px; z-index: 100; color: var(--ink); border: 2px solid var(--accent); padding: 12px; }
.skip-link:focus { top: 10px; }
a:focus-visible, button:focus-visible, select:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--accent-strong); outline-offset: 5px; }
section[id], h3[id] { scroll-margin-top: 88px; }
@media (max-width: 1000px) {
  .hero { grid-template-columns: minmax(0, 1fr) 220px; gap: 28px 32px; padding-top: 50px; }
  .hero h1 { font-size: 52px; }
  .masthead-inner { gap: 14px; }
  .exp-body .gallery-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
}
@media (max-width: 700px) {
  .masthead-inner { flex-wrap: wrap; height: auto; padding-top: 12px; padding-bottom: 8px; gap: 7px 14px; }
  .brand { flex: 1; font-size: 10px; }
  .theme-btn { font-size: 11px; }
  .mast-nav { display: flex; order: 3; flex: 1 1 100%; }
  .mast-nav a { padding: 10px 12px; }
  .hero { grid-template-columns: minmax(0, 1fr); padding: 38px 0 34px; gap: 25px; }
  .hero h1 { font-size: clamp(37px, 9vw, 54px); max-width: 19ch; }
  .hero .subtitle { font-size: 15px; line-height: 1.8; }
  .audit-index { padding-left: 0; border-left: 0; }
  .audit-index a { grid-template-columns: 24px 1fr 16px; padding: 14px 0; }
  .audit-index small { display: block; margin-left: 0; font-size: 11px; }
  .hero .claim { min-width: 0; flex: 1 1 auto; padding: 10px; gap: 6px; }
  .hero .claim.hint { flex: 1 1 100%; padding: 0; }
  .hero .claim-label { font-size: 10px; }
  .hero .claim-value { font-size: 13px; }
  .hero .claim .claim-icon { width: 18px; height: 18px; font-size: 10px; }
  .panel { border-radius: 12px; margin-bottom: 24px; }
  .panel-head { padding: 22px 20px; }
  .panel-head h2 { font-size: 24px; }
  .idea-body, .pred-body, .exp-body { padding: 20px; }
  .pred-body { grid-template-columns: 1fr; gap: 25px; }
  .pred-body p + p { border-top: 1px solid var(--line); padding-top: 23px; }
  .exp-body .claim-strip { grid-template-columns: 1fr; }
  .exp-body .claim { flex-basis: auto; }
  .implications { padding: 24px 20px 30px; font-size: 15px; }
  .implications h3 { font-size: 23px; }
  .section-toggle { flex-wrap: wrap; padding: 17px 18px; gap: 9px; }
  .section-toggle .sec-title { flex: 1 1 180px; font-size: 14px; }
  .section-toggle .sec-count { font-size: 10px; }
  .results-controls, .summary, .gallery, .sims { padding: 20px; }
  .results-controls input[type="search"] { min-width: 0; width: 100%; }
  .results-controls select { max-width: 100%; }
  .tile { min-width: 100px; flex: 1; padding: 12px; }
  section[id], h3[id] { scroll-margin-top: 120px; }
}