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

:root {
  --ease: cubic-bezier(.2, .75, .2, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
}

html {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: var(--fs);
  -webkit-text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--fg) 25%, transparent) transparent;
  transition: background-color .4s;
}
html.lb-lock { overflow: hidden; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  line-height: 1.55;
  letter-spacing: var(--track);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--accent); color: var(--on-accent); }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; letter-spacing: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 3px; }
[hidden] { display: none !important; }

/* ---------- header ---------- */

.hd {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: calc(var(--pad) * 1.6 + 8px) var(--pad) calc(var(--pad) + 6px);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 40px;
  z-index: 20;
}
.sticky .hd {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  max-width: none;
  padding-left: max(var(--pad), calc((100vw - var(--maxw)) / 2 + var(--pad)));
  padding-right: max(var(--pad), calc((100vw - var(--maxw)) / 2 + var(--pad)));
}
.hd-left .hd { flex-direction: column; align-items: flex-start; }
.hd-center .hd { flex-direction: column; align-items: center; text-align: center; }
.hd-center .nav { justify-content: center; }

.hd-id { min-width: 0; }

.brand {
  display: inline-block;
  color: var(--accent);
  font-size: var(--title-fs);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: calc(var(--track) + .01em);
}
.desc {
  margin: .45em 0 0;
  color: var(--muted);
  max-width: 46ch;
}
.lc .brand, .lc .nav, .lc .ft, .lc .lb-btn, .lc .lb-row { text-transform: lowercase; }

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
}
.nav-tags { display: contents; }
.nav a, .nav button {
  position: relative;
  color: var(--muted);
  transition: color .25s;
  white-space: nowrap;
}
.nav a::after, .nav button::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -3px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s var(--ease);
}
.nav a:hover, .nav button:hover { color: var(--fg); }
.nav a:hover::after, .nav button:hover::after { transform: scaleX(1); transform-origin: left; }
.nav a.active, .nav button[aria-expanded="true"] { color: var(--accent); }
.nav a.active::after, .nav button[aria-expanded="true"]::after { transform: scaleX(1); }

.about {
  flex-basis: 100%;
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .5s var(--ease);
}
.about.open { grid-template-rows: 1fr; }
.about-in {
  overflow: hidden;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .4s, transform .5s var(--ease);
}
.about.open .about-in { opacity: 1; transform: none; }
.about-text { max-width: 60ch; padding-top: 14px; white-space: normal; }
.about-text a, .lb-cap a { color: var(--accent); border-bottom: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); }
.about-links { display: flex; flex-wrap: wrap; gap: 4px 18px; padding-top: 12px; }
.about-links a { color: var(--accent); }
.about-links:empty { display: none; }
.hd-center .about-text { margin: 0 auto; }
.hd-center .about-links { justify-content: center; }

/* ---------- grid ---------- */

.main {
  flex: 1;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad) calc(var(--pad) * 1.5);
}

.grid {
  display: flex;
  align-items: flex-start;
  gap: var(--gap);
  transition: opacity .28s;
}
.grid.fading { opacity: 0; }
.col {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.tile {
  display: block;
  position: relative;
  border-radius: var(--radius);
  -webkit-tap-highlight-color: transparent;
}
.frame {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  isolation: isolate;
}
.frame::before {
  content: '';
  position: absolute;
  inset: -12%;
  background: var(--lqip) center / cover no-repeat;
  filter: blur(16px) saturate(1.1);
  transition: opacity .9s ease;
}
.frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity .8s ease, transform 1.1s var(--ease), filter .6s ease;
}
.frame.loaded img { opacity: 1; }
.frame.loaded::before { opacity: 0; }
.frame::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity .45s ease;
}
.tile.lb-src .frame img { opacity: 0 !important; transition: none; }

/* justified rows */
.grid[data-mode="justified"] { display: flex; flex-direction: column; align-items: stretch; gap: var(--gap); }
.jrow { display: flex; gap: var(--gap); }
.jrow .tile { min-width: 0; height: 100%; }

/* свободный холст */
.grid[data-mode="free"] { display: block; position: relative; }
.grid[data-mode="free"] .tile:hover { z-index: 9999 !important; }
.free-shadow .grid[data-mode="free"] .frame { box-shadow: 0 14px 34px -14px rgba(0, 0, 0, .45), 0 2px 6px -2px rgba(0, 0, 0, .18); }

.grid[data-mode="justified"] .frame,
.grid[data-mode="free"] .frame { aspect-ratio: auto !important; height: 100%; }
.cap-below .grid:not([data-mode="masonry"]) .cap { display: none; }

/* hover effects */
@media (hover: hover) {
  .hover-tint .frame::after { background: var(--accent); mix-blend-mode: multiply; }
  .hover-tint .tile:hover .frame::after { opacity: .42; }
  .hover-dim .frame::after { background: #000; }
  .hover-dim .tile:hover .frame::after { opacity: .28; }
  .hover-zoom .tile:hover .frame img { transform: scale(1.035); }
  .hover-mono .frame.loaded img { filter: grayscale(1) contrast(1.04); }
  .hover-mono .tile:hover .frame img { filter: none; }
}

/* captions */
.cap { display: none; }
.cap-below .cap {
  display: block;
  padding: 7px 1px 2px;
  color: var(--muted);
  font-size: .92em;
  line-height: 1.45;
  white-space: pre-line;
}
@media (hover: hover) {
  .cap-hover .cap {
    display: block;
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 36px 12px 10px;
    color: #fff;
    font-size: .92em;
    line-height: 1.4;
    background: linear-gradient(to top, rgba(0, 0, 0, .5), transparent);
    border-radius: 0 0 var(--radius) var(--radius);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .35s ease, transform .45s var(--ease);
    pointer-events: none;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .cap-hover .tile:hover .cap { opacity: 1; transform: none; }
}

/* reveal */
.anim .tile {
  opacity: 0;
  transition: opacity var(--dur) ease, transform var(--dur) var(--ease), filter var(--dur) ease;
  transition-delay: var(--d, 0ms);
}
.anim.reveal-rise .tile { transform: translateY(22px); }
.anim.reveal-scale .tile { transform: scale(.955); }
.anim.reveal-blur .tile { filter: blur(10px); }
.anim .tile.in { opacity: 1; transform: none; filter: none; }

.tile:focus-visible { outline-offset: 2px; }

/* loader */
.sentinel { height: 80px; display: grid; place-items: center; }
.sentinel .dot {
  width: 5px; height: 5px;
  background: var(--accent);
  opacity: 0;
  transition: opacity .3s;
}
.sentinel.loading .dot { opacity: 1; animation: pulse 1s var(--ease-io) infinite alternate; }
@keyframes pulse { from { transform: scale(.6); opacity: .35; } to { transform: scale(1.4); opacity: 1; } }

.empty { text-align: center; color: var(--muted); padding: 12vh 0; margin: 0; }

/* ---------- footer ---------- */

.ft {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad) calc(var(--pad) + 10px);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  color: var(--muted);
}
.ft-links { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.ft a { transition: color .25s; }
.ft a:hover { color: var(--accent); }
.hd-center .ft { justify-content: center; }

/* ---------- lightbox ---------- */

.lb {
  position: fixed;
  inset: 0;
  z-index: 100;
  visibility: hidden;
  pointer-events: none;
  color: var(--lb-fg);
  touch-action: none;
}
.lb.show { visibility: visible; pointer-events: auto; }
.lb-bg {
  position: absolute;
  inset: 0;
  background: var(--lb-bg);
  opacity: 0;
  transition: opacity .4s ease;
}
.lb.open .lb-bg { opacity: .975; }

.lb-img {
  position: absolute;
  top: 0; left: 0;
  display: block;
  transform-origin: 0 0;
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
  cursor: zoom-out;
  border-radius: 0;
  will-change: transform;
}
.lb-img.has-next { cursor: e-resize; }

.lb-ui {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s ease;
}
.lb.open .lb-ui { opacity: 1; transition-delay: .12s; }
.lb-ui > * { pointer-events: auto; }

.lb-btn { position: absolute; color: inherit; opacity: .6; transition: opacity .25s, color .25s; }
.lb-btn:hover { opacity: 1; }
.lb-btn:disabled { opacity: 0 !important; pointer-events: none; }

.lb-close { top: 14px; right: calc(var(--pad) * .6 + 8px); display: flex; align-items: center; gap: 10px; padding: 8px 0; }
.lb-close i { position: relative; width: 13px; height: 13px; }
.lb-close i::before, .lb-close i::after {
  content: ''; position: absolute; left: 50%; top: 50%;
  width: 16px; height: 1px; background: currentColor;
  transform: translate(-50%, -50%) rotate(45deg);
}
.lb-close i::after { transform: translate(-50%, -50%) rotate(-45deg); }

.lb-prev, .lb-next {
  top: 50%;
  transform: translateY(-50%);
  width: 64px; height: 120px;
  display: grid; place-items: center;
}
.lb-prev { left: 4px; }
.lb-next { right: 4px; }
.lb-prev i, .lb-next i {
  width: 11px; height: 11px;
  border-left: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transition: transform .3s var(--ease);
}
.lb-prev i { transform: rotate(45deg); }
.lb-next i { transform: rotate(-135deg); }
.lb-prev:hover i { transform: translateX(-3px) rotate(45deg); }
.lb-next:hover i { transform: translateX(3px) rotate(-135deg); }

.lb-meta {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 0 calc(var(--pad) * .6 + 8px) max(16px, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}
.lb-meta > * { pointer-events: auto; }
.lb-cap {
  max-width: 70ch;
  white-space: pre-line;
  line-height: 1.5;
  max-height: 4.5em;
  overflow: auto;
}
.lb-cap:empty { display: none; }
.lb-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
  font-size: .92em;
  opacity: .62;
}
.lb-tags { display: flex; flex-wrap: wrap; gap: 4px 12px; }
.lb-tags a { transition: color .2s; }
.lb-tags a:hover { color: color-mix(in srgb, var(--accent) 50%, var(--lb-fg)); }
.lb-count { margin-left: auto; font-variant-numeric: tabular-nums; }
.lb-dl { border-bottom: 1px solid currentColor; }

.lb-swap-out { animation: lbOut .18s ease forwards; }
@keyframes lbOut { to { opacity: 0; } }

@media (max-width: 640px) {
  .hd, .main, .ft { padding-left: min(var(--pad), 14px); padding-right: min(var(--pad), 14px); }
  .hd { gap: 10px 24px; padding-top: calc(min(var(--pad), 14px) + 22px); padding-bottom: 22px; }
  .lb-prev, .lb-next { display: none; }
  .lb-close span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .anim .tile { opacity: 1; transform: none; filter: none; }
}