/* ============================================================
   photos.css — Photos category page
   Mixed layouts: square grid, masonry, marquee, single column
   ============================================================ */

/* ---- Page header ---- */
.cat-hero {
  padding-block: calc(4rem * var(--density)) calc(3rem * var(--density));
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.cat-hero__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.cat-hero__top .accent { color: var(--accent); }
.cat-hero__title {
  font-size: clamp(3.5rem, 14vw, 11rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-variation-settings: "opsz" 72;
  margin: 0;
}
.cat-hero__title em {
  font-style: italic;
  color: var(--accent);
  font-variation-settings: "opsz" 72;
}
.cat-hero__sub {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ink);
}
.cat-hero__lede {
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  line-height: 1.5;
  max-width: 52ch;
  color: var(--ink-soft);
  font-variation-settings: "opsz" 20;
}
.cat-hero__stats {
  display: flex;
  gap: 2.5rem;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: left;
}
.cat-hero__stats strong {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 2rem;
  color: var(--ink);
  letter-spacing: -0.01em;
  text-transform: none;
  font-variation-settings: "opsz" 28;
}
@media (max-width: 760px) {
  .cat-hero__sub { grid-template-columns: 1fr; }
  .cat-hero__stats { gap: 1.5rem; }
}

/* ---- Filter / view-mode bar ---- */
.filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-block: 1.2rem;
  border-block: 1px solid var(--rule);
  margin-bottom: 3rem;
}
.filters__chips {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.chip {
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--rule-strong);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"] {
  background: var(--ink); color: var(--cream); border-color: var(--ink);
}
.view-toggle {
  display: inline-flex;
  border: 1px solid var(--rule-strong);
}
.view-toggle button {
  padding: 0.6rem 0.9rem;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-right: 1px solid var(--rule);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}
.view-toggle button:last-child { border-right: 0; }
.view-toggle button[aria-pressed="true"] { background: var(--ink); color: var(--cream); }

/* ============================================================
   View: GRID (Instagram-style 3-column squares)
   ============================================================ */
[data-view="grid"] .v-grid { display: grid; }
[data-view="grid"] .v-masonry,
[data-view="grid"] .v-marquee,
[data-view="grid"] .v-single { display: none; }

.v-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}
.v-grid__cell {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--cream-deep);
  cursor: zoom-in;
}
.v-grid__cell img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--t-slow) var(--ease), filter var(--t-base) var(--ease);
}
.v-grid__cell:hover img { transform: scale(1.05); filter: brightness(1.05); }
.v-grid__cell::after {
  content: attr(data-loc) " · " attr(data-date);
  position: absolute;
  inset: auto 0.8rem 0.8rem;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(42, 34, 24, 0.7);
  padding: 0.3rem 0.5rem;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease);
  width: max-content;
  max-width: calc(100% - 1.6rem);
}
.v-grid__cell:hover::after { opacity: 1; transform: none; }
@media (max-width: 760px) {
  .v-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   View: MASONRY (asymmetric, varying sizes)
   ============================================================ */
[data-view="masonry"] .v-masonry { display: grid; }
[data-view="masonry"] .v-grid,
[data-view="masonry"] .v-marquee,
[data-view="masonry"] .v-single { display: none; }

.v-masonry {
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 10vw;
  gap: 0.5rem;
}
.v-masonry__cell {
  position: relative;
  overflow: hidden;
  background: var(--cream-deep);
}
.v-masonry__cell img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}
.v-masonry__cell:hover img { transform: scale(1.04); }
.v-masonry__cap {
  position: absolute;
  inset: auto 0.7rem 0.7rem;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(42,34,24,0.7);
  padding: 0.3rem 0.5rem;
  opacity: 0; transform: translateY(6px);
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}
.v-masonry__cell:hover .v-masonry__cap { opacity: 1; transform: none; }

.v-masonry__cell:nth-child(8n+1) { grid-column: span 3; grid-row: span 3; }
.v-masonry__cell:nth-child(8n+2) { grid-column: span 3; grid-row: span 2; }
.v-masonry__cell:nth-child(8n+3) { grid-column: span 2; grid-row: span 2; }
.v-masonry__cell:nth-child(8n+4) { grid-column: span 2; grid-row: span 3; }
.v-masonry__cell:nth-child(8n+5) { grid-column: span 2; grid-row: span 2; }
.v-masonry__cell:nth-child(8n+6) { grid-column: span 3; grid-row: span 2; }
.v-masonry__cell:nth-child(8n+7) { grid-column: span 3; grid-row: span 2; }
.v-masonry__cell:nth-child(8n)   { grid-column: span 6; grid-row: span 3; }

@media (max-width: 760px) {
  .v-masonry { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 40vw; }
  .v-masonry__cell { grid-column: span 1 !important; grid-row: span 1 !important; }
  .v-masonry__cell:nth-child(5n+1) { grid-column: span 2 !important; grid-row: span 1 !important; }
}

/* ============================================================
   View: MARQUEE (horizontal scroll, large)
   ============================================================ */
[data-view="marquee"] .v-marquee { display: block; }
[data-view="marquee"] .v-grid,
[data-view="marquee"] .v-masonry,
[data-view="marquee"] .v-single { display: none; }

.v-marquee {
  position: relative;
  margin-inline: calc(-1 * var(--gutter));
}
.v-marquee__track {
  display: flex;
  gap: 1rem;
  padding-inline: var(--gutter);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  scroll-padding-inline: var(--gutter);
}
.v-marquee__track::-webkit-scrollbar { display: none; }
.v-marquee__slide {
  flex: 0 0 auto;
  width: clamp(280px, 60vw, 720px);
  aspect-ratio: 3 / 4;
  position: relative;
  overflow: hidden;
  scroll-snap-align: start;
  background: var(--cream-deep);
}
.v-marquee__slide img {
  width: 100%; height: 100%; object-fit: cover;
}
.v-marquee__slide figcaption {
  position: absolute;
  left: 1rem; bottom: 1rem;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: rgba(42,34,24,0.7);
  padding: 0.4rem 0.6rem;
}
.v-marquee__hint {
  margin-top: 1rem;
  padding-inline: var(--gutter);
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  gap: 0.8rem;
  align-items: center;
}
.v-marquee__hint .arr { letter-spacing: 0; }

/* ============================================================
   View: SINGLE (one-column scroll, large)
   ============================================================ */
[data-view="single"] .v-single { display: grid; }
[data-view="single"] .v-grid,
[data-view="single"] .v-masonry,
[data-view="single"] .v-marquee { display: none; }

.v-single {
  gap: 5rem;
  max-width: 880px;
  margin-inline: auto;
}
.v-single__item {
  display: grid;
  gap: 1rem;
}
.v-single__item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--cream-deep);
}
.v-single__item:nth-child(even) img { aspect-ratio: 16 / 10; }
.v-single__cap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: baseline;
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.v-single__cap em {
  font-family: var(--serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
  font-size: 1.1rem;
}

/* ---- Lightbox (basic) ---- */
.lb {
  position: fixed; inset: 0;
  background: rgba(20, 16, 11, 0.92);
  display: none;
  align-items: center; justify-content: center;
  z-index: 9000;
  padding: 2rem;
}
.lb.is-open { display: flex; }
.lb img {
  max-width: 92vw;
  max-height: 86vh;
  object-fit: contain;
}
.lb__close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(244, 235, 220, 0.3);
  color: var(--cream);
  font-size: 1.4rem;
  background: rgba(0,0,0,0.3);
}
.lb__cap {
  position: absolute;
  bottom: 1rem; left: 50%; transform: translateX(-50%);
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream);
  background: rgba(0,0,0,0.5);
  padding: 0.4rem 0.7rem;
}

/* ---- View label / counter ---- */
.view-meta {
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
}
.view-meta em {
  font-family: var(--serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: 0;
  color: var(--accent);
  font-size: 1.1rem;
}