/* ============================================================
   Conica Studio — Archive
   Editorial masonry. Restrained. Imagery leads.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html, body { background: var(--paper); }
body { color: var(--ink-soft); overflow-x: hidden; }

/* ─── NAV (shared) ─────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
  border-bottom: var(--rule);
}
.nav-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 24px var(--page-margin);
  display: flex; justify-content: space-between; align-items: center;
}
.mark {
  font-family: var(--font-sans); font-weight: 500; font-size: 18px;
  letter-spacing: 0.24em; color: var(--ink); border: 0; padding: 0;
  text-decoration: none;
}
.nav-items { display: flex; gap: 40px; }
.nav-items a {
  font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--ink); border: 0; padding-bottom: 3px;
  border-bottom: 1px solid transparent;
}
.nav-items a.active { border-bottom-color: var(--ink); }
.hover-dim { transition: opacity 320ms var(--ease-out); }
.hover-dim:hover { opacity: 0.55; }

a:focus-visible, button:focus-visible { outline: 1px solid var(--ink); outline-offset: 2px; }

/* ─── INTRO ────────────────────────────────────────── */
.archive-intro {
  max-width: var(--page-max); margin: 0 auto;
  padding: 96px var(--page-margin) 48px;
  display: grid; grid-template-columns: 2fr 9fr 1fr; gap: 48px;
  border-bottom: var(--rule);
}
.archive-intro .eyebrow {
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-mute); padding-top: 14px;
}
.archive-intro h1 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(48px, 6.4vw, 104px);
  line-height: 0.98; letter-spacing: -0.025em;
  color: var(--ink); margin: 0;
  font-variation-settings: 'opsz' 144, 'SOFT' 30;
}
.archive-intro h1 em { font-style: italic; font-weight: 400; }
.archive-intro .sub {
  margin-top: 28px;
  font-family: var(--font-sans); font-size: 16px; line-height: 1.55;
  color: var(--ink-soft); max-width: 50ch;
}
.archive-intro .meta {
  margin-top: 24px;
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-mute);
}

/* ─── FILTER BAR ───────────────────────────────────── */
.archive-filters {
  max-width: var(--page-max); margin: 0 auto;
  padding: 32px var(--page-margin);
  display: flex; flex-wrap: wrap; gap: 8px 36px;
  align-items: baseline;
  border-bottom: var(--rule);
  position: sticky; top: 73px; z-index: 40;
  background: var(--paper);
}
.archive-filters .f-label {
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-mute); margin-right: 8px;
}
.archive-filters button {
  font-family: var(--font-sans); font-size: 13px; font-weight: 400;
  letter-spacing: 0.04em;
  background: transparent; border: 0; padding: 4px 0;
  color: var(--ink-mute); cursor: pointer;
  border-bottom: 1px solid transparent;
  transition: color 240ms var(--ease-out), border-color 240ms var(--ease-out);
}
.archive-filters button:hover { color: var(--ink); }
.archive-filters button.active {
  color: var(--ink); border-bottom-color: var(--ink);
}
.archive-filters .count {
  margin-left: auto;
  font-family: var(--font-sans); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-mute); font-variant-numeric: tabular-nums;
}

/* ─── GRID ─────────────────────────────────────────── */
.archive-grid-wrap {
  max-width: var(--page-max); margin: 0 auto;
  padding: 48px var(--page-margin) 96px;
}
/* CSS grid 12-col, items pick spans for editorial rhythm */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px 24px;
}
.tile {
  position: relative;
  cursor: pointer;
  background: var(--paper-soft);
  border: 0; padding: 0;
  overflow: hidden;
  transition: opacity 320ms var(--ease-out);
  /* default: 4-col rhythm */
  grid-column: span 3;
  aspect-ratio: 4/3;
}
.tile.featured { grid-column: span 6; aspect-ratio: 16/10; }
.tile.tall    { grid-column: span 3; aspect-ratio: 3/4; }
.tile.wide    { grid-column: span 6; aspect-ratio: 16/9; }
.tile.standard { grid-column: span 3; aspect-ratio: 4/3; }
.tile.full    { grid-column: span 12; aspect-ratio: 21/9; }

.tile img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 600ms var(--ease-out);
}
.tile img.loaded { opacity: 1; }
.tile:hover { opacity: 0.92; }
.tile:focus-visible { outline: 2px solid var(--ink); outline-offset: 4px; }

.tile-meta {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 16px 18px;
  background: linear-gradient(180deg, transparent 0%, rgba(14,13,11,0.72) 100%);
  color: var(--on-stage-1);
  font-family: var(--font-sans);
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 320ms var(--ease-out), transform 320ms var(--ease-out);
}
.tile:hover .tile-meta,
.tile:focus-visible .tile-meta { opacity: 1; transform: translateY(0); }
.tile-meta .t-project {
  font-size: 13px; font-weight: 500; letter-spacing: 0.02em;
  line-height: 1.3;
}
.tile-meta .t-arch {
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--on-stage-2);
  margin-top: 2px;
}

/* Load more */
.archive-more {
  display: flex; justify-content: center;
  padding: 32px 0 0;
}
.archive-more button {
  font-family: var(--font-sans); font-size: 12px; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase;
  background: transparent; color: var(--ink); border: 0;
  padding: 12px 0 6px;
  border-bottom: 1px solid var(--ink);
  cursor: pointer;
  transition: opacity 240ms var(--ease-out);
}
.archive-more button:hover { opacity: 0.55; }
.archive-more[hidden] { display: none; }

.archive-empty {
  padding: 80px 0;
  text-align: center;
  font-family: var(--font-sans); font-size: 14px;
  color: var(--ink-mute);
}

/* ─── LIGHTBOX ─────────────────────────────────────── */
.lb {
  position: fixed; inset: 0;
  background: var(--stage);
  color: var(--on-stage-1);
  z-index: 200;
  display: none;
  flex-direction: column;
}
.lb.open { display: flex; }
.lb-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px var(--page-margin);
  font-family: var(--font-sans); font-size: 11px;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--on-stage-3);
  border-bottom: 1px solid var(--on-stage-line);
}
.lb-head .lb-counter { font-variant-numeric: tabular-nums; }
.lb-head .lb-close {
  background: transparent; border: 0; color: var(--on-stage-1);
  font-family: var(--font-sans); font-size: 11px;
  letter-spacing: 0.2em; text-transform: uppercase; cursor: pointer;
  padding: 6px 0; border-bottom: 1px solid transparent;
  transition: border-color 240ms var(--ease-out);
}
.lb-head .lb-close:hover { border-bottom-color: var(--on-stage-1); }
.lb-stage {
  flex: 1; display: flex; align-items: center; justify-content: center;
  position: relative;
  padding: 40px var(--page-margin);
  min-height: 0;
}
.lb-stage img {
  max-width: 100%; max-height: 100%;
  object-fit: contain;
  display: block;
}
.lb-arrow {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  background: transparent; border: 0;
  color: var(--on-stage-1);
  font-family: var(--font-sans); font-size: 11px;
  letter-spacing: 0.2em; text-transform: uppercase;
  cursor: pointer; padding: 16px 8px;
  display: flex; align-items: center; gap: 12px;
  transition: opacity 240ms var(--ease-out);
}
.lb-arrow:hover { opacity: 0.55; }
.lb-prev { left: var(--page-margin); }
.lb-next { right: var(--page-margin); }
.lb-arrow svg { display: block; }

.lb-foot {
  padding: 28px var(--page-margin) 36px;
  border-top: 1px solid var(--on-stage-line);
  display: grid; grid-template-columns: 1fr auto; gap: 24px;
  align-items: end;
}
.lb-foot .lb-project {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(20px, 2vw, 28px); line-height: 1.2;
  color: var(--on-stage-1); margin: 0;
  font-variation-settings: 'opsz' 36, 'SOFT' 30;
}
.lb-foot .lb-meta {
  font-family: var(--font-sans); font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--on-stage-2); margin-top: 8px;
}
.lb-foot .lb-meta .sep { margin: 0 10px; color: var(--on-stage-3); }
.lb-foot .lb-link {
  font-family: var(--font-sans); font-size: 11px; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--on-stage-1);
  text-decoration: none; border: 0;
  padding-bottom: 4px; border-bottom: 1px solid var(--on-stage-1);
  display: inline-flex; align-items: center; gap: 12px;
  transition: opacity 240ms var(--ease-out);
}
.lb-foot .lb-link:hover { opacity: 0.65; }
.lb-foot .lb-link[hidden] { display: none; }

/* ─── RESPONSIVE ───────────────────────────────────── */
@media (max-width: 1100px) {
  .archive-grid { grid-template-columns: repeat(8, 1fr); }
  .tile { grid-column: span 4; }
  .tile.featured, .tile.wide { grid-column: span 8; aspect-ratio: 16/9; }
  .tile.tall { grid-column: span 4; }
}
@media (max-width: 760px) {
  .archive-intro { grid-template-columns: 1fr; gap: 24px; padding: 64px var(--page-margin) 32px; }
  .archive-intro h1 { font-size: clamp(40px, 12vw, 64px); }
  .archive-filters {
    top: 65px;
    gap: 6px 22px;
    padding: 20px var(--page-margin);
  }
  .archive-filters .count { width: 100%; margin-left: 0; margin-top: 8px; }
  .archive-grid { grid-template-columns: 1fr; gap: 24px; }
  .tile, .tile.featured, .tile.wide, .tile.tall, .tile.full, .tile.standard {
    grid-column: span 1; aspect-ratio: 4/3;
  }
  .tile-meta {
    position: static;
    background: transparent;
    color: var(--ink-soft);
    opacity: 1; transform: none;
    padding: 12px 0 0;
  }
  .tile-meta .t-arch { color: var(--ink-mute); }
  .tile { aspect-ratio: auto; height: auto; display: flex; flex-direction: column; }
  .tile img { position: relative; aspect-ratio: 4/3; }
  .lb-foot { grid-template-columns: 1fr; }
  .lb-prev { left: 8px; }
  .lb-next { right: 8px; }
  .lb-arrow .lb-arrow-label { display: none; }
}