:root{
  --ground:#FFFFFF;
  --ink:#111110;
  --mute:#9A9992;
  --rule:#E7E6E0;
  --tile:#EDECE6;
  --accent:#1F4FFF;
  --veil:rgba(255,255,255,.92);
  --bar:60px;
  --pad:clamp(14px,2.2vw,26px);
  --rail:212px;
  --gap:clamp(8px,.9vw,14px);
  --ease:cubic-bezier(.16,1,.3,1);
  /* target tile width per density — the grid derives its own column count */
  --wide:230px;
  --vert:150px;
}
[data-density="0"]{--wide:110px;--vert:72px}
[data-density="1"]{--wide:150px;--vert:98px}
[data-density="2"]{--wide:195px;--vert:128px}
[data-density="3"]{--wide:230px;--vert:150px}
[data-density="4"]{--wide:280px;--vert:182px}
[data-density="5"]{--wide:340px;--vert:221px}
[data-density="6"]{--wide:410px;--vert:267px}
[data-density="7"]{--wide:500px;--vert:325px}
[data-density="8"]{--wide:620px;--vert:403px}

@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#0C0C0D;
    --ink:#F0EFE9;
    --mute:#76756E;
    --rule:#222225;
    --tile:#171719;
    --accent:#7C99FF;
    --veil:rgba(12,12,13,.92);
  }
}
:root[data-theme="dark"]{
  --ground:#0C0C0D;
  --ink:#F0EFE9;
  --mute:#76756E;
  --rule:#222225;
  --tile:#171719;
  --accent:#7C99FF;
  --veil:rgba(12,12,13,.92);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ground);
  color:var(--ink);
  font-family:Archivo,"Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:13px;line-height:1.3;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body[data-view="carousel"],body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ---------- top bar ---------- */
.topbar{
  position:fixed;inset:0 0 auto 0;height:var(--bar);z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:0 var(--pad);
  background:var(--veil);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--rule);
}
.wordmark{font-weight:700;font-size:13px;letter-spacing:.12em;white-space:nowrap}
.topbar .right{display:flex;align-items:center;gap:14px}
#theme{display:flex;align-items:center;color:var(--mute);transition:color .2s}
#theme:hover{color:var(--ink)}
.mode{display:flex;border:1px solid var(--rule);border-radius:999px;overflow:hidden}
.mode button{
  display:flex;align-items:center;gap:5px;
  padding:6px 13px 6px 11px;
  font-family:"DM Mono",monospace;font-size:11px;color:var(--mute);
  transition:color .2s,background .2s;
}
.mode button[aria-pressed="true"]{background:var(--ink);color:var(--ground)}

/* ---------- left rail ---------- */
.rail{
  position:fixed;top:calc(var(--bar) + 14px);left:var(--pad);width:var(--rail);z-index:50;font-size:15px;
}
.rail .grp+.grp{margin-top:22px}
.rail h4{margin:0 0 8px;font-size:11px;font-weight:500;color:var(--mute);text-transform:uppercase;letter-spacing:.1em}
.rail nav{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.rail nav button{color:var(--mute);transition:color .18s;text-align:left}
.rail nav button:hover{color:var(--ink)}
.rail nav button[aria-pressed="true"]{color:var(--ink);font-weight:600}

.sizegroup{width:100%}
.sizehead{display:flex;justify-content:flex-end;margin-bottom:9px;
  font-family:"DM Mono",monospace;font-size:11px;color:var(--mute)}
.sizehead b{color:var(--ink);font-weight:500;font-variant-numeric:tabular-nums}
.sizeslider{
  -webkit-appearance:none;appearance:none;display:block;
  width:100%;height:2px;background:var(--rule);border-radius:2px;outline:none;margin:0;
}
.sizeslider::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:12px;height:12px;border-radius:50%;margin-top:-5px;
  background:var(--ink);border:2px solid var(--ground);box-shadow:0 0 0 1px var(--rule);cursor:pointer;
}
.sizeslider::-moz-range-thumb{
  width:12px;height:12px;border-radius:50%;
  background:var(--ink);border:2px solid var(--ground);box-shadow:0 0 0 1px var(--rule);cursor:pointer;
}
.sizeslider::-moz-range-track{height:2px;background:var(--rule);border-radius:2px}
.sizeticks{display:flex;justify-content:space-between;padding:6px 1px 0}
.sizeticks i{width:1px;height:4px;background:var(--rule)}

.langs{display:flex;gap:12px;font-family:"DM Mono",monospace;font-size:11px}
.langs button{color:var(--mute);transition:color .18s}
.langs button:hover{color:var(--ink)}
.langs button[aria-pressed="true"]{color:var(--ink);text-decoration:underline;text-underline-offset:3px}

/* ---------- bottom-left dock: CTA stacked above the social row ---------- */
.bottomglow{
  position:fixed;left:0;right:0;bottom:0;z-index:54;height:170px;
  pointer-events:none;
  background:linear-gradient(to top, rgba(0,0,0,.4), rgba(0,0,0,0) 100%);
}
.cta{
  position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--pad) + 14px);z-index:56;
  padding:8px 16px;border-radius:999px;
  background:var(--ground);color:var(--mute);
  border:1px solid var(--rule);
  font-family:"DM Mono",ui-monospace,monospace;font-size:11px;white-space:nowrap;
  box-shadow:0 6px 20px rgba(0,0,0,.16);
  transition:color .2s,border-color .2s;
}
.cta:hover{color:var(--ink);border-color:var(--ink)}
.railfoot{
  position:fixed;left:var(--pad);bottom:calc(var(--pad) + 2px);z-index:55;
  display:flex;align-items:center;gap:14px;
}
.railfoot a{color:var(--mute);display:flex;align-items:center;transition:color .18s}
.railfoot a:hover{color:var(--ink)}
.railfoot a.info{font-size:12px}
.railfoot svg{display:block}
body[data-view="carousel"] .cta,
body[data-view="carousel"] .bottomglow,
body[data-view="carousel"] .railfoot,
body[data-view="carousel"] .rail,
body[data-view="carousel"] .sheet{display:none}

/* ---------- index ---------- */
.sheet{margin-left:calc(var(--rail) + var(--pad) + 30px);padding:0 var(--pad) 170px 0}
.chapter{padding-top:26px;border-top:1px solid var(--rule)}
.chapter:first-child{padding-top:0;border-top:0}
.chapterhead{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin:0 0 16px;
}
.chapter h2{margin:0;font-size:clamp(20px,2.2vw,28px);font-weight:700;letter-spacing:-.02em}
.chapter .note{margin:0;font-family:"DM Mono",monospace;font-size:11px;color:var(--mute);white-space:nowrap}
.grid{display:grid;gap:var(--gap);padding-bottom:8px}
/* auto-fill keeps every width honest — no fixed column counts anywhere */
.grid[data-ar="wide"]{grid-template-columns:repeat(auto-fill,minmax(min(var(--wide),100%),1fr))}
.grid[data-ar="vert"]{grid-template-columns:repeat(auto-fill,minmax(min(var(--vert),100%),1fr))}

.card{display:block;text-align:left;position:relative;min-width:0}
.shot{position:relative;width:100%;overflow:hidden;background:var(--tile)}
.grid[data-ar="wide"] .shot{aspect-ratio:16/9}
.grid[data-ar="vert"] .shot{aspect-ratio:9/16}
.shot canvas{display:block;width:100%;height:100%;object-fit:cover;
  transition:transform .75s var(--ease)}
.card:hover .shot canvas{transform:scale(1.045)}
/* real YouTube still, laid over the generated plate; removes itself if blocked */
.shot .ytthumb{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .75s var(--ease);
}
.card:hover .shot .ytthumb{transform:scale(1.045)}
.shot .playdot{
  position:absolute;left:8px;top:8px;width:20px;height:20px;border-radius:50%;
  background:rgba(0,0,0,.55);pointer-events:none;
}
.shot .playdot::after{
  content:"";position:absolute;left:7px;top:5px;
  border-left:7px solid #fff;border-top:5px solid transparent;border-bottom:5px solid transparent;
}

.shot::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.36'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;opacity:.5;
}
.meta{
  display:flex;justify-content:space-between;gap:8px;
  margin-top:6px;font-family:"DM Mono",ui-monospace,monospace;font-size:10.5px;
  color:var(--mute);transition:color .2s ease;
}
.meta span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card:hover .meta{color:var(--ink)}
.meta b{font-weight:500;color:var(--ink)}
.reveal{opacity:0;transform:translateY(10px);transition:opacity .5s ease,transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- single-item popup: click a card, only that one opens ---------- */
.itemModal{position:fixed;inset:0;z-index:75;display:none}
.itemModal.open{display:block}
.itemBackdrop{
  position:absolute;inset:0;
  background:rgba(0,0,0,.55);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  opacity:0;transition:opacity .4s var(--ease);
}
.itemModal.open .itemBackdrop{opacity:1}
.itemPanel{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%) scale(.94);opacity:0;
  transition:transform .45s var(--ease),opacity .35s ease;
  width:min(88vw,860px);max-height:88vh;
  display:flex;flex-direction:column;align-items:center;
}
.itemPanel.vert{width:min(60vw,380px)}
.itemModal.open .itemPanel{transform:translate(-50%,-50%) scale(1);opacity:1}
.itemShot{
  position:relative;width:100%;border-radius:10px;overflow:hidden;background:var(--tile);
  box-shadow:0 30px 90px rgba(0,0,0,.5);aspect-ratio:16/9;
}
.itemPanel.vert .itemShot{aspect-ratio:9/16}
/* Все четверо — заглушка, плеер, видео и картинка — занимают одно и то же
   место. Без absolute они встают друг под другом, каждый высотой во всю
   коробку, и overflow:hidden срезает всё, кроме первого: плеер оказывался
   ровно на высоту ниже видимой области.
   [hidden] с !important — потому что display:block в этом же правиле
   весомее браузерного [hidden]{display:none}, и атрибут переставал
   работать. */
.itemShot canvas,.itemShot video,.itemShot img,.itemShot iframe{
  position:absolute;inset:0;display:block;width:100%;height:100%;
  border:0;object-fit:cover;
}
.itemShot [hidden]{display:none!important}
.itemInfo{margin-top:16px;color:#fff;text-align:center;max-width:100%}
.itemInfo h2{margin:0;font-size:clamp(18px,2.6vw,28px);font-weight:800;letter-spacing:-.02em}
.itemInfo p{margin:6px 0 0;font-family:"DM Mono",monospace;font-size:11.5px;color:rgba(255,255,255,.7)}
#itemDesc{
  margin-top:12px;font-family:Archivo,sans-serif;font-size:13px;line-height:1.5;
  color:rgba(255,255,255,.88);max-width:52ch;margin-left:auto;margin-right:auto;
}
#itemDesc:empty{display:none}
.itemClose{
  position:fixed;top:18px;right:18px;z-index:5;
  width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.14);color:#fff;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  transition:background .2s;
}
.itemClose:hover{background:rgba(255,255,255,.24)}
@media (max-width:560px){
  .itemPanel{width:92vw}
  .itemPanel.vert{width:min(72vw,320px)}
}

/* clickable collaborator chips shown on a submitted project's card / popup */
.authors{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.authorChip{
  font-family:"DM Mono",monospace;font-size:10.5px;color:var(--mute);
  padding:3px 9px;border:1px solid var(--rule);border-radius:999px;
  transition:color .18s,border-color .18s;
}
.authorChip:hover{color:var(--ink);border-color:var(--ink)}
.authorChip.active{color:var(--ground);background:var(--ink);border-color:var(--ink)}
.itemInfo .authors{justify-content:center}
.itemInfo .authorChip{color:rgba(255,255,255,.75);border-color:rgba(255,255,255,.3)}
.itemInfo .authorChip:hover{color:#fff;border-color:#fff}

/* ---------- carousel: a page you switch to, not a popup ---------- */
.reel{
  position:fixed;inset:0;z-index:40;background:var(--ground);
  display:none;flex-direction:column;
  padding-top:var(--bar);
}
body[data-view="carousel"] .reel{display:flex}

.reelfilters{display:flex;gap:16px;margin:0 0 10px;font-family:"DM Mono",monospace;font-size:12px}
.reelfilters button{color:var(--mute);transition:color .18s}
.reelfilters button:hover{color:var(--ink)}
.reelfilters button[aria-pressed="true"]{color:var(--ink);font-weight:600}

.stage{position:relative;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;overflow:hidden;touch-action:pan-y}
.track{position:absolute;top:0;left:50%;height:100%;display:flex;align-items:center;gap:clamp(10px,1.6vw,22px);will-change:transform}
.slide{
  position:relative;flex:0 0 auto;height:100%;aspect-ratio:16/9;overflow:hidden;
  background:var(--tile);
  transform:scale(.84);opacity:.3;
  transition:transform .5s var(--ease),opacity .5s var(--ease);
}
.slide.v{aspect-ratio:9/16}
.slide canvas{display:block;width:100%;height:100%;object-fit:cover}
.slide.on{transform:scale(1);opacity:1}
.slide .idx{position:absolute;left:10px;bottom:8px;font-family:"DM Mono",monospace;font-size:11px;color:#fff;mix-blend-mode:difference}
.reelhead{padding:0 var(--pad);margin:clamp(10px,2.4vh,26px) 0}
.reeltitle{margin:0;font-size:clamp(28px,5.4vw,84px);font-weight:800;letter-spacing:-.045em;line-height:.9}
.reeltitle span{display:inline-block;transform:translateY(.95em);opacity:0;
  transition:transform .6s var(--ease),opacity .5s ease}
.reeltitle span.in{transform:none;opacity:1}
.reelsub{margin:9px 0 0;font-family:"DM Mono",monospace;font-size:11.5px;color:var(--mute);display:flex;gap:16px;flex-wrap:wrap}

.reelfoot{padding:0 var(--pad) clamp(14px,2.6vh,26px)}
.scrub{position:relative;height:3px;background:var(--rule);border-radius:2px;overflow:hidden;cursor:pointer;margin-bottom:12px}
.scrubFill{position:absolute;inset:0 auto 0 0;width:0%;background:var(--accent)}
.reelfootRow{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:"DM Mono",monospace;font-size:11px;color:var(--mute);
}
.ticks{display:flex;gap:3px;flex:1 1 160px;min-width:100px;max-width:400px}
.ticks i{flex:1;height:2px;background:var(--rule);transition:background .3s ease}
.ticks i.on{background:var(--accent)}
.volGroup{display:flex;align-items:center;gap:9px}
.volBtn{color:var(--mute);transition:color .2s;display:flex;align-items:center}
.volBtn:hover{color:var(--ink)}
.volSlider{
  -webkit-appearance:none;appearance:none;width:72px;height:2px;
  background:var(--rule);border-radius:2px;outline:none;
}
.volSlider::-webkit-slider-thumb{-webkit-appearance:none;width:10px;height:10px;border-radius:50%;background:var(--ink);cursor:pointer}
.volSlider::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:var(--ink);border:0;cursor:pointer}
.arrows{display:flex;gap:10px}
/* Своя группа, а не внутри .arrows: на телефоне стрелки скрыты (там свайп),
   а разворачивать на весь экран хочется и там. */
.fsGroup{display:flex;align-items:center}
#fs{
  display:flex;align-items:center;padding:5px 11px;
  border:1px solid var(--rule);border-radius:999px;color:var(--mute);
  transition:border-color .2s,color .2s;
}
#fs:hover{border-color:var(--ink);color:var(--ink)}
/* Разворачиваем весь блок карусели, а не один iframe: у плеера отключены
   события мыши и спрятаны родные кнопки, так что в полном экране осталось
   бы видео без единого управления. */
/* padding-top:0 — верхняя панель лежит вне .reel и в полном экране
   не рисуется вовсе, отступ под неё оставил бы пустую полосу. */
.reel:fullscreen{padding-top:0;background:var(--ground)}
.reel:-webkit-full-screen{padding-top:0;background:var(--ground)}
.arrows button{padding:4px 12px;border:1px solid var(--rule);border-radius:999px;transition:border-color .2s,color .2s}
.arrows button:hover{border-color:var(--ink);color:var(--ink)}

/* mobile carousel: TikTok-style native vertical snap, full bleed */
@media (max-width:680px){
  .stage{
    position:absolute;inset:0;display:block;
    overflow-y:auto;overflow-x:hidden;
    scroll-snap-type:y mandatory;-webkit-overflow-scrolling:touch;
  }
  .track{position:static;left:0;display:block;transform:none !important;transition:none !important;height:auto}
  .slide{
    width:100%;height:100dvh;aspect-ratio:auto;
    scroll-snap-align:start;scroll-snap-stop:always;
    transform:none;opacity:1;transition:none;
  }
  .reel{padding-top:0}
  .reelhead{
    position:absolute;left:0;right:0;bottom:104px;z-index:2;
    padding:0 20px;margin:0;pointer-events:none;
  }
  .reelfilters{pointer-events:auto}
  .reeltitle{color:#fff;text-shadow:0 2px 24px rgba(0,0,0,.65),0 1px 4px rgba(0,0,0,.5)}
  .reelsub{color:rgba(255,255,255,.82);text-shadow:0 1px 10px rgba(0,0,0,.5)}
  .reelfoot{
    position:absolute;left:0;right:0;bottom:0;z-index:2;
    padding:0 20px calc(env(safe-area-inset-bottom,0px) + 16px);
    background:linear-gradient(to top, rgba(0,0,0,.6) 30%, transparent);
    padding-top:56px;
  }
  .ticks,.arrows{display:none}
  #fs{color:#fff;border-color:rgba(255,255,255,.35)}
  .reelfootRow{justify-content:flex-end}
  .scrub{background:rgba(255,255,255,.28)}
}

/* ---------- narrow rail ---------- */
@media (max-width:680px){
  :root{--rail:0px}
  .rail{
    position:static;width:auto;
    padding:calc(var(--bar) + 14px) var(--pad) 6px;
    display:flex;flex-wrap:wrap;gap:22px;align-items:flex-start;
    font-size:14px;
  }
  .rail .grp+.grp{margin-top:0}
  .sizegroup{width:130px}
  .sheet{margin-left:0;padding:8px var(--pad) 190px}
}
@media (max-width:560px){
  .chapter h2{font-size:20px}
}
/* narrow: the centred CTA would sit on top of the social row — stack it above */
@media (max-width:480px){
  .cta{bottom:calc(var(--pad) + 42px)}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
  .reeltitle span{opacity:1;transform:none}
}

/* ---------- active author filter + empty state ---------- */
.activeFilter{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin:0 0 18px;padding:9px 14px;
  border:1px solid var(--rule);border-radius:999px;
  font-family:"DM Mono",monospace;font-size:11.5px;color:var(--mute);
  width:max-content;max-width:100%;
}
.activeFilter button{
  color:var(--ink);border-bottom:1px solid var(--rule);
  font-family:inherit;font-size:inherit;transition:border-color .2s;
}
.activeFilter button:hover{border-color:var(--ink)}
.emptyState{
  margin:0;padding:56px 16px;text-align:center;
  font-family:"DM Mono",monospace;font-size:12px;color:var(--mute);
  border:1px dashed var(--rule);border-radius:12px;
}
/* the carousel needs the still on top of the plate too */
.slide .ytthumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
/* Плеер кладётся поверх превью в активном слайде. pointer-events:none —
   чтобы клик доставался слайду и работал наш пуск-пауза, а не уводил
   зрителя на youtube.com. */
.slide .ytmount,.slide .ytmount iframe{
  position:absolute;inset:0;width:100%;height:100%;border:0;display:block;
  z-index:1;pointer-events:none;
}
.slide .idx{z-index:2}