/* Public gallery — quiet, Unsplash-like layout. Colors are tokens; dark mode follows the OS. */

:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #767676;
  --line: #e7e7e7;
  --chip: #f1f1f1;
  --chip-hover: #e6e6e6;
  --tile-bg: #eeeeee;
  --lb-bg: #0e0e0e;
  --gap: 24px;
  --wrap: 1320px;
  --pad: 20px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111111;
    --fg: #f2f2f2;
    --muted: #9a9a9a;
    --line: #2a2a2a;
    --chip: #1f1f1f;
    --chip-hover: #2a2a2a;
    --tile-bg: #1c1c1c;
  }
}
@media (max-width: 760px) {
  :root { --gap: 12px; --pad: 16px; }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button { font: inherit; color: inherit; }
svg { fill: currentColor; }
[hidden] { display: none !important; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--pad); }

/* ---------- profile header ---------- */
.profile {
  display: flex;
  gap: 40px;
  align-items: center;
  justify-content: center;
  padding-top: 64px;
  padding-bottom: 48px;
}
.avatar {
  width: 150px; height: 150px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--tile-bg);
  flex: none;
}
.profile-text { max-width: 620px; }
.profile h1 {
  margin: 0 0 12px;
  font-size: 40px;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.profile .bio { margin: 0 0 14px; font-size: 16px; white-space: pre-line; }
.profile .links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; padding: 0; list-style: none; }
.profile .links a {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--muted); text-decoration: none; font-size: 14px;
}
.profile .links a:hover { color: var(--fg); }
.profile .links svg { width: 16px; height: 16px; }

@media (max-width: 760px) {
  .profile { flex-direction: column; text-align: center; gap: 18px; padding-top: 36px; padding-bottom: 28px; }
  .avatar { width: 104px; height: 104px; }
  .profile h1 { font-size: 30px; }
  .profile .links { justify-content: center; }
}

/* ---------- tabs + collection chips ---------- */
.bar {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.bar-inner { display: flex; align-items: stretch; gap: 8px; min-height: 56px; }
.tabs { display: flex; gap: 22px; flex: none; padding-right: 18px; border-right: 1px solid var(--line); margin: 10px 0; }
.tab {
  display: inline-flex; align-items: center; gap: 7px;
  color: var(--muted); text-decoration: none; font-weight: 500;
  position: relative; white-space: nowrap;
}
.tab svg { width: 18px; height: 18px; }
.tab:hover { color: var(--fg); }
.tab.active { color: var(--fg); }
.tab.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -11px; height: 2px; background: var(--fg);
}
.tab .count { font-weight: 400; color: var(--muted); }

.chips-wrap { position: relative; flex: 1; min-width: 0; display: flex; align-items: center; }
.chips {
  display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none;
  padding: 10px 24px 10px 10px;
  -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 40px), transparent);
          mask-image: linear-gradient(90deg, #000 calc(100% - 40px), transparent);
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--chip);
  text-decoration: none; font-size: 14px; white-space: nowrap;
  transition: background .15s;
}
.chip:hover { background: var(--chip-hover); }
.chip.active { background: var(--fg); color: var(--bg); }
.chip .n { opacity: .55; margin-left: 5px; }

@media (max-width: 760px) {
  .bar-inner { padding-right: 0; }
  .tabs { gap: 16px; padding-right: 12px; }
  .tab svg { display: none; }
}

/* ---------- collection header ---------- */
.coll-head { padding: 36px 0 4px; }
.coll-head h2 { margin: 0 0 6px; font-size: 30px; letter-spacing: -0.015em; line-height: 1.15; }
.coll-head p { margin: 0 0 4px; max-width: 700px; white-space: pre-line; }
.coll-head .meta { color: var(--muted); font-size: 14px; }

/* ---------- masonry grid ---------- */
main.wrap { padding-top: var(--gap); padding-bottom: 60px; min-height: 60vh; }
.coll-head:not([hidden]) + .grid { margin-top: 24px; }
.grid { display: flex; gap: var(--gap); align-items: flex-start; }
.col { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--gap); }
.tile {
  position: relative; display: block; overflow: hidden;
  background: var(--tile-bg);
  cursor: zoom-in;
}
.tile img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity .4s ease;
}
.tile img.loaded { opacity: 1; }
.tile .cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 40px 16px 14px;
  color: #fff; font-size: 14px; line-height: 1.35;
  background: linear-gradient(transparent, rgba(0,0,0,.55));
  opacity: 0; transition: opacity .2s;
}
.tile .cap b { display: block; font-weight: 600; font-size: 15px; }
.tile:hover .cap, .tile:focus-visible .cap { opacity: 1; }
@media (hover: none) { .tile .cap { display: none; } }
.sentinel { height: 1px; }
.empty { text-align: center; color: var(--muted); padding: 80px 0; }

/* ---------- collections list ---------- */
.collections {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 40px var(--gap);
  padding-top: 8px;
}
@media (max-width: 760px) { .collections { grid-template-columns: 1fr; gap: 28px; } }
.card { text-decoration: none; display: block; }
.collage {
  display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: 1fr 1fr; gap: 2px;
  aspect-ratio: 10 / 7; border-radius: 8px; overflow: hidden;
  transition: filter .2s;
}
.collage > div { background: var(--tile-bg) center / cover no-repeat; }
.collage > div:first-child { grid-row: span 2; }
.collage.n1 { grid-template-columns: 1fr; grid-template-rows: 1fr; }
.collage.n2 > div:nth-child(2) { grid-row: span 2; }
.card:hover .collage { filter: brightness(.9); }
.card h3 { margin: 14px 0 2px; font-size: 18px; font-weight: 600; }
.card .meta { color: var(--muted); font-size: 14px; }

/* ---------- footer ---------- */
.foot { color: var(--muted); font-size: 13px; padding-top: 24px; padding-bottom: 40px; border-top: 1px solid var(--line); }
.foot a { color: inherit; }

/* ---------- lightbox ---------- */
body.lb-open { overflow: hidden; }
.lb {
  position: fixed; inset: 0; z-index: 100;
  background: var(--lb-bg); color: #f2f2f2;
  display: flex; flex-direction: column;
  animation: fade .18s ease;
}
@keyframes fade { from { opacity: 0; } }
.lb-top { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px 0 20px; flex: none; }
.lb-count { font-size: 13px; color: #9a9a9a; font-variant-numeric: tabular-nums; }
.lb-actions { display: flex; gap: 4px; }
.icon-btn {
  width: 44px; height: 44px; border: 0; border-radius: 50%;
  background: transparent; cursor: pointer; display: grid; place-items: center; color: #ddd;
}
.icon-btn:hover { background: rgba(255,255,255,.1); color: #fff; }
.icon-btn svg { width: 22px; height: 22px; }

.lb-stage {
  flex: 1; min-height: 0; position: relative;
  display: flex; align-items: center; justify-content: center;
  padding: 8px 72px;
  touch-action: pan-y;
}
.lb-stage img {
  max-width: 100%; max-height: 100%;
  object-fit: contain; display: block;
  user-select: none; -webkit-user-drag: none;
  transition: opacity .2s;
}
.lb-stage img.loading { opacity: .35; }
.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border: 0; border-radius: 50%;
  background: rgba(255,255,255,.08); color: #eee; cursor: pointer;
  display: grid; place-items: center;
}
.lb-nav:hover { background: rgba(255,255,255,.18); }
.lb-nav svg { width: 26px; height: 26px; }
.lb-nav.prev { left: 12px; }
.lb-nav.next { right: 12px; }
.lb-nav:disabled { opacity: 0; pointer-events: none; }

.lb-info {
  flex: none; padding: 14px 20px 22px; max-width: 900px; width: 100%; margin: 0 auto;
  text-align: center;
}
.lb-info h2 { margin: 0 0 4px; font-size: 17px; font-weight: 600; }
.lb-info p { margin: 0 0 6px; color: #cfcfcf; font-size: 14px; white-space: pre-line; }
.lb-info .meta { color: #8f8f8f; font-size: 13px; }
.lb-info .meta span + span::before { content: "·"; margin: 0 7px; }
.lb-info .lb-chips { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 10px; }
.lb-info .lb-chips a {
  font-size: 12px; text-decoration: none; padding: 4px 10px; border-radius: 999px;
  background: rgba(255,255,255,.1); color: #ddd;
}
.lb-info .lb-chips a:hover { background: rgba(255,255,255,.2); }

@media (max-width: 760px) {
  .lb-stage { padding: 4px 0; }
  .lb-nav { display: none; }
  .lb-info { padding: 12px 16px calc(18px + env(safe-area-inset-bottom)); }
}

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 200;
  background: #fff; color: #111; padding: 10px 16px; border-radius: 8px; font-size: 14px;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
}