/* ==========================================================
   Case study — layout shared by every page under /design/projects/*
   Loaded after shared.css; page-specific rules stay inline in each
   index.html and override from there.
   ========================================================== */

.page {
  padding: 96px 0 48px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  column-gap: 80px;
  row-gap: 56px;
  align-items: start;
}
.page .section-label { padding-top: 8px; }
.page .col-body { min-width: 0; max-width: 720px; }
/* title block */
.project-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 20px;
}
.project-kicker .sep { color: var(--ink-faint); margin: 0 10px; }
.project-kicker .role { color: var(--accent); }
.display {
  font-size: clamp(44px, 5.8vw, 76px);
  margin: 0 0 28px;
}
.project-lede {
  font-family: var(--serif);
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 0;
  text-wrap: pretty;
  max-width: 620px;
}
.project-lede em { color: var(--ink); font-style: italic; font-weight: 600; }
/* prose */
.prose { max-width: 640px; }
.prose h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 32px;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 0 0 20px;
  color: var(--ink);
}
.prose h2 em { font-style: italic; color: var(--accent); }
.prose p {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0 0 18px;
  text-wrap: pretty;
}
.prose p em { color: var(--ink); font-style: italic; font-weight: 600; }
.prose a {
  color: var(--ink);
  border-bottom: 1px solid var(--rule-2);
  transition: border-color .25s, color .25s;
}
.prose a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.prose .pullquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 20px;
  line-height: 1.55;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 20px;
  margin: 8px 0 22px;
  max-width: 600px;
  text-wrap: pretty;
}
.prose .pullquote-attr {
  display: block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
/* steps */
.steps { counter-reset: step; margin: 8px 0 0; }
.step {
  padding: 32px 0 36px;
  border-top: 1px solid var(--rule);
}
.step:first-child { border-top: 0; padding-top: 0; }
.step-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 14px;
}
.step-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  min-width: 28px;
}
.step-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 26px;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
}
.step p {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0 0 18px;
  text-wrap: pretty;
  max-width: 620px;
}
.step p:last-of-type { margin-bottom: 22px; }
/* figures */
figure.shot {
  margin: 4px 0 0;
  padding: 0;
}
figure.shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 3px;
  border: 1px solid var(--rule);
  background: var(--bg-2);
}
figure.shot figcaption {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 12px;
}
/* hero & full-width figures */
.figure-band {
  grid-column: 1 / -1;
  max-width: 100%;
  margin: 0;
}
.figure-band img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 3px;
  border: 1px solid var(--rule);
}
.figure-band figcaption {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 14px;
}
/* quote */
.quote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 22px;
  line-height: 1.55;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 24px;
  margin: 0;
  max-width: 640px;
  text-wrap: pretty;
}
.quote-attr {
  display: block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
/* back */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 40px;
  transition: color .2s;
}
.back-link:hover { color: var(--accent); }

@media (max-width: 900px) {
  .page {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: 20px;
    padding-top: 56px;
  }
  .page .section-label { padding-top: 0; margin-top: 16px; }
  .page .section-label:first-child { margin-top: 0; }
  .step-head { gap: 12px; }
}

/* ── lightbox ─────────────────────────────────────────── */
/* ── lightbox ─────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 320ms cubic-bezier(.2,.7,.2,1);
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox__backdrop {
  position: absolute; inset: 0;
  background: rgba(13,13,14,.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: zoom-out;
}
.lightbox__inner {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  max-width: 92vw;
  transform: scale(.97);
  transition: transform 360ms cubic-bezier(.2,.7,.2,1);
}
.lightbox.open .lightbox__inner { transform: scale(1); }
.lightbox__img {
  max-width: 92vw; max-height: 80vh;
  object-fit: contain; display: block;
  box-shadow: 0 30px 80px rgba(0,0,0,.55);
  background: var(--bg-2);
  transition: opacity 220ms ease;
}
.lightbox.loading .lightbox__img { opacity: .35; }
.lightbox__cap {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-dim);
  text-align: center;
}
.lightbox__close, .lightbox__nav {
  position: absolute; z-index: 2;
  background: rgba(239,236,228,.08);
  color: var(--ink);
  border: 1px solid var(--rule-2);
  width: 44px; height: 44px; padding: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 22px; line-height: 1;
  cursor: pointer; border-radius: 999px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
}
.lightbox__close:hover, .lightbox__nav:hover {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.lightbox__close { top: 24px; right: 24px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); }
.lightbox__prev { left: 24px; }
.lightbox__next { right: 24px; }
body.lb-open { overflow: hidden; }

@media (max-width: 768px) {
  .lightbox__img { max-height: 72vh; }
  .lightbox__nav { width: 40px; height: 40px; font-size: 20px; }
  .lightbox__close { top: 14px; right: 14px; }
  .lightbox__prev { left: 8px; }
  .lightbox__next { right: 8px; }
  .lightbox__cap { font-size: 10px; }
}