.showcase-intro{padding-block:clamp(var(--space-7),9vw,var(--space-9));border-bottom:var(--hairline);background:var(--color-parchment)}.showcase-intro__inner{max-width:760px}.showcase-intro__title{font-family:var(--font-serif);font-size:var(--fs-h1);font-weight:500;line-height:var(--lh-tight);margin:var(--space-3) 0 var(--space-4)}.showcase-intro__lede{font-family:var(--font-serif);font-size:var(--fs-lede);line-height:var(--lh-snug);color:var(--color-ink-soft);max-width:60ch}.showcase{position:relative;scroll-snap-type:y proximity}body[data-showcase-scene=beringia]{background:#052533}body[data-showcase-scene=vital-ice]{background:#000000}body[data-showcase-scene=tale-of-two-rivers]{background:#f1ece2}body[data-showcase-scene=field-ledger]{background:#f5f3ee}body[data-showcase-scene]{transition:background-color .6s ease}body[data-showcase-scene] .site-footer{background:var(--color-parchment)}.scene{min-height:100vh;scroll-snap-align:start;display:flex;align-items:center;justify-content:center;padding:var(--space-6) var(--container-pad);background:var(--scene-bg);color:var(--scene-text);transition:background-color .6s ease}.scene__inner{width:100%;max-width:1080px;display:grid;grid-template-rows:auto auto auto;grid-gap:var(--space-5);gap:var(--space-5)}.scene__top{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-4);font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;color:var(--scene-text-muted);text-transform:uppercase}.scene__name{color:var(--scene-text)}.scene__frame{margin:0;background:var(--scene-frame);border:1px solid rgba(255,255,255,.08);box-shadow:0 24px 60px -24px rgba(0,0,0,.55);overflow:hidden}.scene__chrome{display:flex;align-items:center;gap:.4rem;padding:.55rem .75rem;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.06)}.scene__dot{width:.55rem;height:.55rem;border-radius:999px;background:var(--scene-text-muted);opacity:.45;display:inline-block}.scene__url{margin-left:var(--space-3);font-family:var(--font-mono);font-size:.78rem;color:var(--scene-text-muted);letter-spacing:.02em}.scene__shot{background:var(--scene-frame);display:block}.scene__shot img{width:100%;height:auto;max-height:64vh;-o-object-fit:cover;object-fit:cover;-o-object-position:top center;object-position:top center;display:block}.scene__shot img:not([src]):after,.scene__shot img[alt]:not([src]){content:attr(alt)}.scene__meta{display:grid;grid-gap:var(--space-3);gap:var(--space-3);max-width:64ch}.scene__title{font-family:var(--font-serif);font-size:clamp(1.6rem,3vw,2.2rem);font-weight:500;line-height:1.1;margin:0;color:var(--scene-text)}.scene__one-line{font-family:var(--font-serif);font-size:var(--fs-lede);line-height:var(--lh-snug);color:var(--scene-text-muted)}.scene__stack{display:flex;flex-wrap:wrap;gap:.4rem}.scene__chip{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.02em;padding:.25rem .55rem;border:1px solid rgba(255,255,255,.18);color:var(--scene-text);background:transparent}.scene__quote{margin:0;padding:var(--space-3) var(--space-4);border-left:2px solid var(--scene-accent);background:rgba(255,255,255,.04);max-width:56ch}.scene__quote p{font-family:var(--font-serif);font-style:italic;font-size:var(--fs-lede);line-height:var(--lh-snug);color:var(--scene-text);margin-bottom:var(--space-2)}.scene__quote cite{font-style:normal;font-family:var(--font-mono);font-size:.74rem;color:var(--scene-text-muted)}.scene__visit-link{font-family:var(--font-sans);font-size:var(--fs-meta);letter-spacing:.04em;color:var(--scene-accent);border-bottom:1px solid var(--scene-accent);padding-bottom:2px}.scene__visit-link:hover{opacity:.8}#scene-field-ledger .scene__chip,#scene-tale-of-two-rivers .scene__chip{border-color:rgba(0,0,0,.18)}#scene-field-ledger .scene__quote,#scene-tale-of-two-rivers .scene__quote{background:rgba(0,0,0,.04)}#scene-field-ledger .scene__frame,#scene-tale-of-two-rivers .scene__frame{border-color:rgba(0,0,0,.08);box-shadow:0 24px 60px -28px rgba(30,40,30,.35)}#scene-field-ledger .scene__chrome,#scene-tale-of-two-rivers .scene__chrome{background:rgba(0,0,0,.04);border-bottom-color:rgba(0,0,0,.06)}#scene-field-ledger .scene__dot,#scene-tale-of-two-rivers .scene__dot{opacity:.35}.showcase-guide{position:fixed;right:clamp(.75rem,2vw,1.5rem);bottom:clamp(.75rem,2vw,1.5rem);z-index:80;display:grid;grid-gap:var(--space-2);gap:var(--space-2);padding:var(--space-3) var(--space-4);background:var(--color-parchment);border:1px solid var(--color-stone-light);box-shadow:0 16px 32px -12px rgba(0,0,0,.35);min-width:220px;max-width:280px;color:var(--color-ink)}.showcase-guide__head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-2)}.showcase-guide__count{font-family:var(--font-mono);font-size:.78rem;color:var(--color-stone);letter-spacing:.04em}.showcase-guide__name{font-family:var(--font-serif);font-size:1rem;font-weight:500;color:var(--color-ink);margin:0}.showcase-guide__controls{display:flex;align-items:center;gap:var(--space-2);padding-top:var(--space-2);border-top:1px dashed var(--color-rule)}.showcase-guide__btn{width:2rem;height:2rem;border:1px solid var(--color-stone-light);background:transparent;color:var(--color-ink);font-family:var(--font-mono);font-size:.95rem;display:inline-flex;align-items:center;justify-content:center;transition:background var(--transition),color var(--transition)}.showcase-guide__btn:hover:not(:disabled){background:var(--color-forest);color:var(--color-parchment);border-color:var(--color-forest)}.showcase-guide__btn:disabled{opacity:.4;cursor:not-allowed}.showcase-guide__exit{margin-left:auto;font-family:var(--font-sans);font-size:var(--fs-meta);color:var(--color-forest);border-bottom:1px solid transparent}.showcase-guide__exit:hover{border-bottom-color:var(--color-forest)}@media (prefers-reduced-motion:reduce){.scene,body[data-showcase-scene]{transition:none}}@media (max-width:720px){.showcase-guide{min-width:180px;padding:var(--space-2) var(--space-3)}.showcase-guide__name{font-size:.9rem}.scene__shot img{max-height:50vh}.scene__inner{gap:var(--space-4)}}