/* ─── Project Page Shared Styles ─────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cream:    #F5F2EC;
  --warm:     #EDE9E0;
  --mid:      #C8C0B0;
  --taupe:    #8B7B62;
  --charcoal: #1E1C18;
  --ink:      #3A3630;
  --white:    #FDFCFA;
  --serif: 'DM Serif Display', Georgia, serif;
  --sans:  'DM Sans', system-ui, sans-serif;
}

html, body { height: 100%; font-size: 16px; }
body { font-family: var(--sans); background: var(--cream); color: var(--charcoal); line-height: 1.65; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }

.project-nav-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 60px;
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 clamp(20px, 4vw, 56px);
  background: var(--cream);
  border-bottom: 1px solid var(--warm);
}
.nav-back { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--charcoal); display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border: 1px solid var(--warm); border-radius: 100px; transition: all 0.2s; margin-bottom: 3rem; }
.nav-back:hover { background: var(--charcoal); color: #fff; border-color: var(--charcoal); }
.nav-brand { font-family: var(--serif); font-size: 1rem; text-align: center; justify-self: center; white-space: nowrap; }
.nav-brand em { font-style: italic; }
.nav-counter { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--mid); text-align: right; justify-self: end; }

.project-layout { display: grid; grid-template-columns: 58% 42%; min-height: 100svh; padding-top: 60px; }

.project-image-panel { position: sticky; top: 60px; height: calc(100svh - 60px); overflow: hidden; background: var(--warm); }
.project-image-panel img { width: 100%; height: 100%; object-fit: cover; object-position: center; }

.project-info-panel { display: flex; flex-direction: column; justify-content: space-between; padding: clamp(40px, 6vw, 72px) clamp(28px, 4vw, 56px); min-height: calc(100svh - 60px); border-left: 1px solid var(--warm); }

.project-category { font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--mid); margin-bottom: 8px; }
.project-title { font-family: var(--serif); font-size: clamp(1.8rem, 3vw, 2.8rem); line-height: 1.15; color: var(--charcoal); margin-bottom: 40px; }

.project-meta { display: flex; flex-direction: column; border-top: 1px solid var(--warm); flex: 1; }
.meta-row { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--warm); font-size: 0.875rem; }
.meta-label { font-size: 0.68rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--taupe); padding-top: 3px; }
.meta-value { color: var(--ink); line-height: 1.65; font-weight: 300; }

.breadcase {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.leftbutton,
.rightbutton {
  flex: 1 1 220px;
}

.selfbutton-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 250px;
  min-height: 42px;
  padding: 10px 10px;
  background: var(--charcoal);
  border: 1px solid var(--charcoal);
  color: var(--cream);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  transition: background 0.2s, color 0.2s;
}

.selfbutton-primary:hover {
  background: var(--cream);
  color: var(--charcoal);
}

.project-pagination { display: flex; justify-content: space-between; align-items: center; padding-top: 40px; margin-top: 40px; border-top: 1px solid var(--warm); }
.page-link { display: flex; flex-direction: column; gap: 4px; transition: opacity 0.2s; }
.page-link:hover { opacity: 0.6; }
.page-link-direction { font-size: 0.68rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--taupe); display: flex; align-items: center; gap: 6px; }
.page-link-title { font-family: var(--serif); font-size: 0.95rem; color: var(--charcoal); }
.page-link.next { text-align: right; }
.page-link.next .page-link-direction { justify-content: flex-end; }

.project-gallery { padding: clamp(40px, 6vw, 80px) clamp(28px, 4vw, 56px); background: var(--white); }
.gallery-label { font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--taupe); margin-bottom: 32px; display: flex; align-items: center; gap: 12px; }
.gallery-label::after { content: ''; flex: 0 0 32px; height: 1px; background: var(--mid); }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.gallery-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: opacity 0.3s; }
.gallery-grid img:hover { opacity: 0.88; }

@media (max-width: 860px) {
  .project-layout { grid-template-columns: 1fr; }
  .project-image-panel { position: relative; top: 0; height: 55vw; min-height: 280px; max-height: 420px; }
  .project-info-panel { min-height: auto; border-left: none; border-top: 1px solid var(--warm); }
  .meta-row { grid-template-columns: 100px 1fr; }
  .breadcase { flex-direction: column; }
  .selfbutton-primary { width: 100%; }
}
@media (max-width: 480px) {
  .meta-row { grid-template-columns: 1fr; gap: 4px; }
  .project-nav-bar { grid-template-columns: auto 1fr auto; gap: 8px; }
}