/* ===========================
   Treatment / category page layouts
   =========================== */

/* Page title slab */
.page-hero {
  padding: clamp(64px, 9vw, 140px) 0 clamp(64px, 7vw, 100px);
  border-bottom: 1px solid var(--line);
}
.page-crumbs {
  display: flex; gap: 14px; align-items: center;
  font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-3);
  margin-bottom: 36px;
}
.page-crumbs a:hover { color: var(--gold-2); }
.page-crumbs .sep { color: var(--gold); }

.page-hero-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: end;
}
.page-hero h1 {
  font-family: var(--f-serif); font-weight: 300;
  font-size: clamp(56px, 8.5vw, 140px); line-height: 0.92; letter-spacing: -0.03em;
  font-feature-settings: "liga" 1, "dlig" 1;
}
.page-hero h1 em { font-style: italic; color: var(--gold-2); font-weight: 300; }
.page-hero .meta {
  display: grid; gap: 14px; padding: 24px 0;
  border-top: 1px solid var(--line);
}
.page-hero .meta-row { display: grid; grid-template-columns: 110px 1fr; gap: 18px; padding: 10px 0; border-bottom: 1px solid var(--line-soft); align-items: baseline; }
.page-hero .meta-row .lbl { font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ink-3); }
.page-hero .meta-row .val { font-family: var(--f-serif); font-size: 19px; font-weight: 400; }
.page-hero .meta-row .val.gold { color: var(--gold-2); }

.page-lede {
  font-family: var(--f-serif); font-weight: 300; font-style: italic;
  font-size: clamp(22px, 2.2vw, 32px); line-height: 1.4; letter-spacing: -0.005em;
  max-width: 30ch; color: var(--ink-2);
  margin-top: 20px;
}

/* Two-column editorial body */
.two-col {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(48px, 7vw, 120px);
}
.two-col aside { position: sticky; top: 120px; align-self: start; }
.two-col aside .eyebrow { display: block; margin-bottom: 18px; }
.two-col aside .pull {
  font-family: var(--f-serif); font-style: italic; font-weight: 300;
  font-size: clamp(24px, 2.2vw, 34px); line-height: 1.25; color: var(--ink); letter-spacing: -0.01em;
  margin-bottom: 24px;
}
.two-col aside .pull em { color: var(--gold-2); }

.prose { font-size: 16.5px; line-height: 1.75; color: var(--ink-2); font-weight: 300; }
.prose h2 { font-family: var(--f-serif); font-size: clamp(32px, 3.2vw, 48px); font-weight: 300; line-height: 1.1; margin: 56px 0 20px; letter-spacing: -0.015em; }
.prose h2 em { font-style: italic; color: var(--gold-2); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-family: var(--f-serif); font-size: clamp(22px, 2vw, 28px); font-weight: 400; margin: 36px 0 14px; letter-spacing: -0.01em; }
.prose p { margin-bottom: 18px; }
.prose p.lede { font-family: var(--f-serif); font-style: italic; font-weight: 300; font-size: 22px; line-height: 1.5; color: var(--ink); margin-bottom: 32px; }
.prose ul, .prose ol { margin: 18px 0 24px 0; padding-left: 0; list-style: none; }
.prose ul li, .prose ol li {
  padding: 12px 0 12px 36px; border-top: 1px solid var(--line-soft);
  position: relative;
}
.prose ul li:last-child, .prose ol li:last-child { border-bottom: 1px solid var(--line-soft); }
.prose ul li::before {
  content: "—"; position: absolute; left: 0; color: var(--gold-2);
  font-family: var(--f-serif); font-weight: 400;
}
.prose ol { counter-reset: pli; }
.prose ol li::before {
  content: counter(pli, upper-roman) "."; counter-increment: pli;
  position: absolute; left: 0; color: var(--gold-2);
  font-family: var(--f-serif); font-style: italic; font-weight: 400;
}
.prose blockquote {
  font-family: var(--f-serif); font-style: italic; font-weight: 300;
  font-size: clamp(22px, 2vw, 28px); line-height: 1.4;
  border-left: 1px solid var(--gold); padding: 8px 0 8px 28px; margin: 32px 0;
  color: var(--ink);
}
.prose a { color: var(--gold-2); border-bottom: 1px solid var(--gold-soft); transition: color .2s, border-color .2s; }
.prose a:hover { color: var(--ink); border-color: var(--ink); }

.spec-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  margin: 32px 0;
}
.spec {
  border-top: 1px solid var(--line);
  padding: 18px 0;
}
.spec .lbl { font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ink-3); }
.spec .val { font-family: var(--f-serif); font-size: 22px; font-weight: 400; margin-top: 8px; }
.spec .val.gold { color: var(--gold-2); font-style: italic; }

.callout-hero { aspect-ratio: 16/9; margin: 32px 0; }

/* Real image variant of .ph */
.ph-img {
  display: block; width: 100%; height: auto;
  aspect-ratio: 16/9; object-fit: cover;
  margin: 32px 0;
  filter: grayscale(0.15) contrast(0.98);
}
.ph-img.portrait { aspect-ratio: 4/5; }
.ph-img.square { aspect-ratio: 1/1; }
.ph-img.wide { aspect-ratio: 21/9; }
.ph-img.no-margin { margin: 0; }

.faq summary {
  font-family: var(--f-serif); font-size: clamp(20px, 1.7vw, 26px); font-weight: 400;
  padding: 24px 0; cursor: pointer; list-style: none;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--gold-2); font-family: var(--f-serif); font-size: 28px; font-weight: 300; transition: transform .25s; }
.faq[open] summary::after { transform: rotate(45deg); }
.faq[open] { padding-bottom: 18px; }
.faq .answer { padding: 0 0 18px; color: var(--ink-3); font-size: 15px; line-height: 1.7; max-width: 70ch; }

/* Treatment index (category landing) */
.tindex {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--line);
}
.tindex a {
  display: grid; grid-template-rows: auto auto; gap: 8px;
  padding: 28px 24px 28px 0;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  position: relative; overflow: hidden;
  transition: background .25s, padding .25s;
}
.tindex a:nth-child(3n) { border-right: 0; }
.tindex a:hover { background: var(--ivory-2); padding-left: 16px; }
.tindex a .num { font-family: var(--f-mono); font-size: 10px; letter-spacing: 0.2em; color: var(--gold-2); }
.tindex a .name { font-family: var(--f-serif); font-size: 28px; font-weight: 400; letter-spacing: -0.01em; line-height: 1.1; }
.tindex a .desc { font-size: 13px; color: var(--ink-3); line-height: 1.55; margin-top: 8px; max-width: 36ch; }
.tindex a .arr { position: absolute; top: 28px; right: 24px; font-family: var(--f-serif); font-style: italic; color: var(--gold-2); transition: transform .25s; }
.tindex a:hover .arr { transform: translateX(6px); }

/* Pillar group label */
.tgroup-label {
  display: grid; grid-template-columns: auto 1fr; gap: 24px;
  align-items: baseline;
  margin: clamp(48px, 6vw, 96px) 0 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink);
}
.tgroup-label .num { font-family: var(--f-serif); font-style: italic; color: var(--gold-2); font-size: 22px; }
.tgroup-label h2 { font-family: var(--f-serif); font-size: clamp(40px, 5vw, 72px); font-weight: 300; line-height: 1; letter-spacing: -0.02em; }
.tgroup-label h2 em { font-style: italic; color: var(--gold-2); }
.tgroup-label .count { font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-3); justify-self: end; }

/* Related strip */
.related {
  border-top: 1px solid var(--line);
  padding: clamp(48px, 7vw, 96px) 0;
}
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.related-card {
  padding: 24px 0; border-top: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
  transition: padding .25s;
}
.related-card:hover { padding-left: 12px; }
.related-card .ph { aspect-ratio: 4/3; }
.related-card .name { font-family: var(--f-serif); font-size: 24px; font-weight: 400; }
.related-card .desc { font-size: 13px; color: var(--ink-3); }
.related-card .more { font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-2); margin-top: 6px; }

/* Page CTA */
.page-cta {
  background: var(--ink); color: var(--ivory);
  padding: clamp(64px, 8vw, 120px) 0;
}
.page-cta .shell {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center;
}
.page-cta h2 { font-family: var(--f-serif); font-size: clamp(40px, 5vw, 72px); font-weight: 300; line-height: 1; letter-spacing: -0.02em; }
.page-cta h2 em { font-style: italic; color: var(--gold-soft); }
.page-cta .lede { color: rgba(245,241,234,0.75); font-size: 17px; line-height: 1.6; max-width: 48ch; margin-top: 18px; }
.page-cta .btn { border-color: var(--gold); color: var(--gold-soft); }
.page-cta .btn:hover { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.page-cta .btn.filled { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.page-cta .btn.filled:hover { background: var(--ivory); border-color: var(--ivory); }
.page-cta .actions { display: flex; gap: 16px; justify-content: flex-end; flex-wrap: wrap; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .page-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .page-hero .meta { padding-top: 8px; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col aside { position: static; }
  .tindex { grid-template-columns: 1fr 1fr; }
  .tindex a:nth-child(3n) { border-right: 1px solid var(--line); }
  .tindex a:nth-child(2n) { border-right: 0; }
  .related-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .spec-grid { grid-template-columns: 1fr; }
  .page-cta .shell { grid-template-columns: 1fr; gap: 32px; }
  .page-cta .actions { justify-content: flex-start; }
}

@media (max-width: 760px) {
  .page-hero { padding: 48px 0 56px; }
  .page-crumbs { font-size: 10px; letter-spacing: 0.18em; margin-bottom: 24px; flex-wrap: wrap; gap: 8px; }
  .page-lede { font-size: 19px; line-height: 1.45; max-width: none; }
  .page-hero .meta-row { grid-template-columns: 90px 1fr; gap: 12px; padding: 8px 0; }
  .page-hero .meta-row .val { font-size: 16px; }
  .page-hero .meta-row .lbl { font-size: 9px; letter-spacing: 0.22em; }

  .tgroup-label { grid-template-columns: auto 1fr; gap: 14px; margin: 56px 0 16px; padding-bottom: 12px; }
  .tgroup-label .count { grid-column: 1 / -1; justify-self: start; padding-top: 4px; }
  .tindex { grid-template-columns: 1fr; }
  .tindex a { padding: 22px 36px 22px 0; border-right: 0 !important; }
  .tindex a .name { font-size: 22px; }
  .tindex a .desc { font-size: 12.5px; }
  .tindex a .arr { top: 22px; right: 0; }
  .tindex a:hover { padding-left: 8px; }

  .related-grid { grid-template-columns: 1fr; gap: 8px; }
  .related-card .name { font-size: 22px; }
  .related-card .ph { aspect-ratio: 16/10; }

  .prose { font-size: 15.5px; }
  .prose h2 { margin: 40px 0 14px; }
  .prose p.lede { font-size: 19px; }
  .prose ul li, .prose ol li { padding: 10px 0 10px 28px; }

  .page-cta { padding: 56px 0; }
  .page-cta h2 { font-size: clamp(34px, 8vw, 48px); }
  .page-cta .actions { width: 100%; }
  .page-cta .actions .btn { flex: 1 1 auto; justify-content: center; }

  .faq summary { font-size: 18px; padding: 18px 0; }
  .faq summary::after { font-size: 24px; }
}

@media (max-width: 420px) {
  .spec-grid .spec .val { font-size: 18px; }
  .page-hero h1 em { display: inline; }
}