/* Public home: source-led navigation, using the established EP palette and type. */
[data-home-refined] :is(h1, h2, h3, .eyebrow) { letter-spacing: 0; }
[data-home-refined] h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1.12; }
[data-home-refined] .eyebrow { text-transform: none; font-size: .875rem; }
[data-home-refined] .official-hero { grid-template-columns: 1.15fr .85fr; min-height: 0; padding-top: 2rem; }
[data-home-refined] .official-copy { padding: clamp(1.6rem, 4vw, 3.5rem); }
[data-home-refined] .official-copy h1 { max-width: 16ch; font-size: clamp(2.35rem, 4vw, 3.5rem); line-height: 1.03; }
[data-home-refined] .official-copy > p:not(.eyebrow) { max-width: 32ch; font-size: 1.125rem; }
[data-home-refined] .official-actions { margin-top: 1.2rem; gap: .9rem; }
[data-home-refined] .text-action { font-size: .9rem; line-height: 1.5; }
[data-home-refined] .research-portrait { min-height: 0; display: grid; grid-template-rows: minmax(0, 1fr) auto; background: var(--surface-cool); padding: 1.25rem 2rem; }
[data-home-refined] .research-portrait > img { position: static; width: 100%; height: 305px; object-fit: contain; mix-blend-mode: multiply; }
.research-portrait figcaption { display: grid; gap: .25rem; padding-top: .9rem; border-top: 1px solid var(--line); }
.research-portrait figcaption > span, .research-portrait small { color: var(--muted); font-size: .875rem; }
.research-portrait figcaption a { display: flex; justify-content: space-between; font-size: 1.35rem; font-weight: 700; }
.evidence-strip, .path-section, .evidence-section, .home-questions, .home-close { width: min(100%, calc(var(--content) + var(--gutter)*2)); padding-inline: var(--gutter); margin-inline: auto; }
.evidence-strip { display: grid; grid-template-columns: repeat(3, 1fr); padding-block: 1.6rem; gap: 2rem; }
.evidence-strip a { font-weight: 700; font-size: 1rem; }
.evidence-strip span { display: block; color: var(--muted); font-size: .875rem; font-weight: 400; margin-top: .2rem; }
.path-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2rem, 5vw, 5rem); padding-block: 3.5rem; }
.path-section > header > p:not(.eyebrow) { color: var(--muted); }
.guide-skip { display: inline-block; text-decoration: underline; text-underline-offset: .25em; padding-block: .4rem; font-size: .95rem; }
.guide-choices { display: grid; gap: .6rem; }
.guide-choices button { text-align: left; padding: 1rem 1.1rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; border: 1px solid var(--line-dark); background: var(--surface); color: var(--ink); font-size: 1rem; font-weight: 600; cursor: pointer; }
.guide-choices button[aria-pressed="true"] { color: var(--surface); background: var(--ink); border-color: var(--ink); }
.guide-result { margin-top: 1.2rem; border-left: 3px solid var(--ink); padding: .3rem 0 .3rem 1.2rem; }
.guide-result h3 { font-size: 1.2rem; margin: 0 0 .6rem; }
.guide-result p { color: var(--muted); }
.guide-result label { display: block; margin-bottom: .45rem; }
.guide-result select { width: 100%; padding: .8rem; color: var(--ink); background: var(--surface); border: 1px solid var(--line-dark); border-radius: 0; }
.guide-destination { display: inline-block; font-weight: 700; text-decoration: underline; text-underline-offset: .25em; padding-block: .8rem; }
.guide-note { color: var(--muted); font-size: .875rem; margin: 1rem 0 0; }
.guide-fallback { display: grid; gap: .5rem; }
.guide-fallback a { padding: .8rem; border-bottom: 1px solid var(--line); }
[data-home-refined] [hidden] { display: none !important; }
[data-home-refined] .category-section { padding-top: 1rem; }
[data-home-refined] .category-heading { grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: 0; border-color: var(--line); }
[data-home-refined] .category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 2rem; }
[data-home-refined] .category-grid a:nth-child(n) { grid-column: auto; grid-template-columns: 72px minmax(0,1fr); grid-template-rows: auto; align-items: center; min-height: 110px; padding: .75rem 0; gap: 1rem; background: transparent; color: var(--ink); border: 0; border-bottom: 1px solid var(--line); }
[data-home-refined] .category-vial { height: 76px; min-height: 0; background: var(--surface-cool); }
[data-home-refined] .category-vial-stage { width: 76px; }
[data-home-refined] .category-grid .category-vial-stage > span { display: none; }
[data-home-refined] .category-grid a > div { display: block; min-height: 0; padding: 0; }
[data-home-refined] .category-grid a > div > strong { display: block; max-width: 32ch; color: var(--ink); font-size: 1rem; line-height: 1.3; }
[data-home-refined] .category-grid a > div > small { color: var(--muted); padding-top: .4rem; border: 0; font-size: .875rem; letter-spacing: 0; text-transform: none; }
.evidence-section { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; padding-block: 4.5rem; }
.evidence-section header > p:not(.eyebrow) { max-width: 36ch; color: var(--muted); }
.evidence-section header > a { display: inline-block; padding-block: .6rem; font-weight: 700; text-decoration: underline; text-underline-offset: .25em; }
.evidence-ledger { margin: 0; }
.evidence-ledger > div { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1.25rem; padding: 1.3rem 0; border-top: 1px solid var(--line); }
.evidence-ledger dt { font-size: .875rem; color: var(--muted); }
.evidence-ledger dd { margin: 0; font-weight: 600; }
.evidence-ledger dd span { display: block; font-size: .95rem; color: var(--muted); font-weight: 400; margin-top: .4rem; }
[data-home-refined] .featured-section { padding-top: 1.75rem; }
[data-home-refined] .featured-materials { border: 0; gap: 1.2rem; }
[data-home-refined] .featured-material { border: 0; background: transparent; display: flex; flex-direction: column; }
[data-home-refined] .featured-material > a { height: auto; }
[data-home-refined] .featured-material > a:first-child { flex: 1; }
[data-home-refined] .featured-material-visual { aspect-ratio: 1.6; }
[data-home-refined] .featured-material-visual::after, [data-home-refined] .featured-material-visual > span { display: none; }
[data-home-refined] .featured-material-copy { padding: 1rem 0; }
[data-home-refined] .featured-material-copy small, [data-home-refined] .featured-material-meta, [data-home-refined] .featured-material-copy b { font-size: .875rem; letter-spacing: 0; text-transform: none; }
[data-home-refined] .information-journey { padding-top: 0; padding-bottom: 3.5rem; }
[data-home-refined] .information-journey > header { grid-template-columns: .5fr 1.3fr 1fr; gap: 2rem; border-top: 0; }
[data-home-refined] .information-journey > header h2 { font-size: 1.8rem; max-width: 25ch; }
[data-home-refined] .information-journey ol { border-left: 0; gap: 1.5rem; }
[data-home-refined] .information-journey li { min-height: 0; background: transparent; border: 0; padding: 1.3rem 0; grid-template-columns: 1.8rem 1fr; gap: .7rem; }
.home-questions { display: grid; grid-template-columns: .85fr 1.15fr; gap: 3rem; padding-block: 1rem 4rem; }
.home-questions details { border-top: 1px solid var(--line); padding-block: 1.15rem; }
.home-questions summary { cursor: pointer; font-weight: 600; font-size: 1.05rem; padding-right: 1rem; }
.home-questions details p { color: var(--muted); margin: 1rem 0 0; }
.home-questions details a { display: inline-block; margin-top: .8rem; text-decoration: underline; }
.home-close { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding-block: 3rem; border-top: 1px solid var(--line); }
.home-close .primary-action { background: var(--ink); color: var(--surface); }
.home-close h2 { margin-bottom: 0; }
[data-home-refined] :is(.category-section,.featured-section,.information-journey) { content-visibility: visible; contain-intrinsic-size: none; }
@media (hover: hover) { .guide-choices button:hover { outline: 2px solid var(--ink); outline-offset: 2px; } [data-home-refined] .category-grid a:hover { background: var(--surface-cool); } }
@media (max-width: 58rem) {
  .path-section, .evidence-section, .home-questions { gap: 2rem; }
  .evidence-ledger > div { grid-template-columns: 1fr; gap: .4rem; }
  [data-home-refined] .official-hero { grid-template-columns: 1.2fr 1fr; }
  [data-home-refined] .research-portrait { padding: 1rem; }
  [data-home-refined] .information-journey > header { grid-template-columns: 1fr; gap: 1rem; }
  [data-home-refined] .information-journey ol { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 42rem) {
  [data-home-refined] .official-hero { grid-template-columns: 1fr; padding-top: 1rem; }
  [data-home-refined] .official-copy h1 { font-size: clamp(2.25rem, 8vw, 3rem); }
  [data-home-refined] .research-portrait { grid-template-columns: 7rem 1fr; grid-template-rows: auto; gap: 1rem; align-items: center; padding: 1rem; }
  [data-home-refined] .research-portrait > img { height: 8rem; }
  .research-portrait figcaption { border: 0; padding: 0; }
  .research-portrait figcaption a { font-size: 1.1rem; gap: .5rem; }
  .research-portrait figcaption small { font-size: .8rem; }
  .evidence-strip { grid-template-columns: 1fr; gap: 0; padding-block: .6rem 0; }
  .evidence-strip a { display: block; padding-block: .9rem; border-bottom: 1px solid var(--line); }
  .evidence-strip span { display: inline; margin-left: .6rem; }
  .path-section, .evidence-section, .home-questions { grid-template-columns: 1fr; gap: 1.5rem; padding-block: 2.5rem; }
  [data-home-refined] .category-heading { grid-template-columns: 1fr; gap: 1rem; }
  [data-home-refined] .category-grid { grid-template-columns: 1fr; }
  [data-home-refined] .category-grid a:nth-child(n) { min-height: 98px; }
  [data-home-refined] .featured-materials { grid-template-columns: 1fr; gap: 1.5rem; }
  [data-home-refined] .featured-material > a { flex-direction: row; align-items: start; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
  [data-home-refined] .featured-material-visual { flex: 0 0 6.5rem; height: 8rem; }
  [data-home-refined] .featured-material-copy { padding: 0; }
  [data-home-refined] .featured-material-copy b { padding-top: .8rem; }
  [data-home-refined] .commerce-section-heading { align-items: start; gap: 1rem; flex-direction: column; }
  .home-close { flex-direction: column; align-items: start; }
}

[data-home-refined] .category-grid small b { color: var(--ink); }
[data-home-refined] :is(#research-guide, #browse-categories) { scroll-margin-top: 6rem; }
/* Research-area illustrations orient browsing; office and utility links sit last. */
[data-home-refined] .category-grid a:nth-child(n) { grid-template-columns: 110px minmax(0,1fr); min-height: 136px; }
.category-art { width: 110px; height: 110px; margin: 0; overflow: hidden; }
.category-art img { display: block; width: 100%; height: 100%; object-fit: cover; }
[data-home-refined] .evidence-strip { padding-block: 1.5rem 2rem; }
@media(max-width:42rem) {
 [data-home-refined] .category-grid a:nth-child(n) { grid-template-columns: 90px minmax(0,1fr); min-height: 116px; }
 .category-art { width: 90px; height: 90px; }
}
[data-home-refined] .category-grid .category-art { position: relative; }
[data-home-refined] .category-grid .category-art img { position: static; inset: auto; z-index: auto; filter: none; }

.featured-intro { margin: 0 0 1.5rem; max-width: 65ch; font-size: 1rem; line-height: 1.6; color: var(--muted); }
[data-home-refined] .featured-material-copy > strong { font-size: 1.4rem; }
[data-home-refined] .featured-material-copy b { font-size: 1rem; }
#featured-title { scroll-margin-top: 6rem; }

[data-home-refined] .featured-section .commerce-section-heading { margin-bottom: 1rem; padding-bottom: 1rem; }

[data-home-refined] .featured-material > .featured-research-link { display: flex; flex-direction: row; align-items: center; justify-content: space-between; gap: .75rem; padding: .5rem 0; min-height: 44px; font-size: .875rem; text-decoration: underline; text-underline-offset: .2em; border: 0; color: var(--ink-soft); }