/* Hallmark · pre-emit critique: P5 H5 E5 S5 R4 V5 */
/* Hallmark · genre: atmospheric · macrostructure: Cinematic Stage · theme: Iconic Original · enrichment: full-bleed project photography · contrast: pass (40–41) · mobile: pass (34, 49, 50–57) */

.project-stage-section {
  position: relative;
  left: 50%;
  width: 100dvw;
  max-width: none;
  margin-block-start: 0;
  margin-inline-start: -50dvw;
  background: var(--color-paper-2);
}

.project-stage-intro {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  align-items: end;
  gap: var(--space-3xl);
  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) 7vw;
  color: var(--color-ink);
}
.project-stage-intro h2 {
  max-width: 12ch;
  min-width: 0;
  margin: 0;
  font: 400 clamp(3rem, 6vw, 6.5rem) / .96 var(--font-display);
  letter-spacing: -.035em;
  font-style: normal;
  overflow-wrap: anywhere;
}
.project-stage-intro p {
  max-width: 68ch;
  margin: 0;
  color: var(--color-ink-soft);
  font: 300 clamp(var(--text-md), 1.35vw, var(--text-lg)) / 1.65 var(--font-body);
}

.project-stage {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(20rem, .75fr);
  grid-template-rows: 1fr auto;
  width: 100dvw;
  max-width: none;
  min-height: clamp(44rem, 92svh, 66rem);
  padding: clamp(var(--space-xl), 5vw, var(--space-3xl)) 7vw;
  color: var(--color-paper);
  background: var(--color-ink);
  overflow: clip;
  cursor: default;
}

.project-stage-media,
.project-stage-media img,
.project-stage-shade { position: absolute; inset: 0; }

.project-stage-media { z-index: -2; overflow: hidden; }
.project-stage-media img {
  width: calc(100% + var(--space-xl));
  height: calc(100% + var(--space-xl));
  margin: calc(var(--space-lg) * -1);
  object-fit: cover;
  opacity: 0;
  transform: translate3d(var(--stage-x, 0), var(--stage-y, 0), 0) scale(1.035);
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
}
.project-stage-media img.is-active { opacity: 1; }
.project-stage-shade {
  z-index: -1;
  background: linear-gradient(250deg, var(--color-stage-shade) 0%, var(--color-stage-shade) 36%, var(--color-stage-clear) 72%);
}

.project-stage-list {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: stretch;
  display: grid;
  align-content: start;
  max-height: calc(clamp(44rem, 92svh, 66rem) - 2 * clamp(var(--space-xl), 5vw, var(--space-3xl)));
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--color-map-marker) var(--color-ink-overlay);
  scrollbar-width: thin;
  border-block-start: var(--rule-hairline) solid var(--color-stage-rule);
}
.project-stage-item {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  align-items: center;
  gap: 0 var(--space-md);
  min-height: 6.75rem;
  padding: var(--space-lg) 0;
  border-block-end: var(--rule-hairline) solid var(--color-stage-rule);
  color: var(--color-paper-muted);
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out);
}
.project-stage-item > span {
  grid-row: 1 / span 2;
  align-self: start;
  padding-block-start: var(--space-xs);
  color: var(--color-map-marker);
  font: 500 var(--text-xs) / 1 var(--font-body);
}
.project-stage-item strong {
  color: inherit;
  font: 400 clamp(1.6rem, 2.5vw, 2.8rem) / 1 var(--font-display);
  font-style: normal;
}
.project-stage-item small {
  margin-block-start: var(--space-sm);
  color: inherit;
  font: 500 var(--text-xs) / 1 var(--font-body);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.project-stage-item:hover,
.project-stage-item.is-active,
.project-stage-item:focus-visible { color: var(--color-paper); }
.project-stage-item:active { opacity: .72; }
.project-stage-item:focus-visible { outline: 3px solid var(--color-focus); outline-offset: var(--space-xs); }
.project-stage-item[aria-disabled="true"] { opacity: .45; pointer-events: none; }

.project-stage-archive {
  grid-column: 1;
  align-self: end;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  min-height: 44px;
  padding-block: var(--space-sm);
  border-block-end: var(--rule-hairline) solid var(--color-map-marker);
  color: var(--color-paper);
  font: 500 var(--text-sm) / 1 var(--font-body);
  white-space: nowrap;
  transition: color var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out);
}
.project-stage-archive:hover { color: var(--color-map-marker); }
.project-stage-archive:active { opacity: .72; }
.project-stage-archive:focus-visible { outline: 3px solid var(--color-focus); outline-offset: var(--space-xs); }

.project-stage-cursor {
  position: absolute;
  inset: 0 auto auto 0;
  z-index: 5;
  display: grid;
  place-items: center;
  width: 5.2rem;
  height: 5.2rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.7);
  background: rgba(16,16,14,.28);
  backdrop-filter: blur(6px);
  color: var(--paper, #fff);
  font: 500 .62rem / 1 var(--sans);
  letter-spacing: .16em;
  text-transform: uppercase;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(var(--cursor-x, 0), var(--cursor-y, 0), 0) scale(.82);
  transition: opacity .35s cubic-bezier(.2,.7,.2,1), transform .35s cubic-bezier(.2,.7,.2,1);
}
.project-stage.is-pointer-active .project-stage-cursor { opacity: 1; transform: translate3d(var(--cursor-x, 0), var(--cursor-y, 0), 0) scale(1); }

@media (max-width: 47.99rem) {
  .project-stage-section { margin-block-start: 0; }
  .project-stage-intro {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-lg);
    padding: var(--space-xl) var(--space-md);
  }
  .project-stage-intro h2 { max-width: 12ch; font-size: clamp(2.8rem, 13vw, 4.7rem); }
  .project-stage-intro p { font-size: var(--text-md); }
  .project-stage {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto 1fr auto;
    min-height: 52rem;
    padding: var(--space-xl) var(--space-md);
  }
  .project-stage-list { grid-column: 1; grid-row: 1; align-self: end; max-height: 31rem; margin-block-start: var(--space-xl); }
  .project-stage-item { min-height: 5.5rem; padding-block: var(--space-md); }
  .project-stage-item strong { font-size: clamp(1.45rem, 7vw, 2rem); }
  .project-stage-archive { grid-column: 1; grid-row: 3; margin-block-start: var(--space-lg); }
  .project-stage-shade { background: linear-gradient(180deg, var(--color-stage-shade) 0%, var(--color-stage-clear) 46%, var(--color-stage-shade) 100%); }
  .project-stage-cursor { display: none; }
}

@media (hover: none), (pointer: coarse) {
  .project-stage-cursor { display: none; }
  .project-stage-media img { transform: scale(1.035); }
}

@media (prefers-reduced-motion: reduce) {
  .project-stage-media img,
  .project-stage-item,
  .project-stage-archive,
  .project-stage-cursor { transition-duration: 150ms; }
  .project-stage-media img { transform: none; }
  .project-stage-cursor { display: none; }
}

body[data-page="home"] { scroll-snap-type: y proximity; }
.project-stage-section { scroll-snap-align: start; scroll-snap-stop: always; }