/* Общие стили Блок-квеста: тёмный «глубинный сланец» с выпуклыми блочными панелями (из демо) + проектор, телефон, панель ведущего. */
:root{
  --bg:#1b1d22; --panel:#2b2e35; --panel2:#373b44; --hi:#6b717d; --lo:#121317;
  --fg:#f3f1e7; --muted:#a9adb6;
  --ok:#66d575; --part:#f2c14e; --bad:#ff5a4f; --portal:#b05cff; --info:#5cb1d6;
  --f-display:"Press Start 2P","Courier New",monospace;
  --f-body:"Golos Text",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-code:"JetBrains Mono",ui-monospace,Consolas,monospace;
  color-scheme:dark;
}
[hidden]{display:none!important}
html,body{min-height:100%}
body{
  background:linear-gradient(90deg,#ffffff05 1px,transparent 1px) 0 0/32px 32px,linear-gradient(#ffffff05 1px,transparent 1px) 0 0/32px 32px,var(--bg);
  color:var(--fg); font:15px/1.45 var(--f-body);
  padding-left:max(16px,env(safe-area-inset-left,0px)); padding-right:max(16px,env(safe-area-inset-right,0px)); padding-block:14px 28px;
}
body,body *{font-variant-ligatures:none!important;font-feature-settings:"liga" 0,"calt" 0!important}
button,select{font:inherit;color:inherit;cursor:pointer}
button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--part);outline-offset:2px}
.bevel{background:var(--panel);border:3px solid;border-color:var(--hi) var(--lo) var(--lo) var(--hi)}
pre{margin:0}

.top{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-bottom:14px}
.brand{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-right:auto}
.brand h1{font:400 24px/1.2 var(--f-display);margin:0;text-shadow:3px 3px 0 #000}
.brand h1 span{color:#5da93b}
.brand small{color:var(--muted);font-size:13px;letter-spacing:.05em;text-transform:uppercase}
.host{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.btn{background:#5b5f69;border:3px solid;border-color:#9aa0ab #24262b #24262b #9aa0ab;padding:6px 12px;font:600 14px var(--f-body);text-shadow:1px 1px 0 #0008}
.btn:hover{background:#6f7480}
.btn:active{border-color:#24262b #9aa0ab #9aa0ab #24262b}
.btn:disabled{opacity:.5;cursor:default}
.btn[aria-pressed="true"],.btn.primary{background:#3f7d2a;border-color:#7cc95c #1e3b14 #1e3b14 #7cc95c}
.btn.big{font-size:16px;padding:9px 18px}
.host label{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px}
.host select{background:#5b5f69;border:3px solid;border-color:#9aa0ab #24262b #24262b #9aa0ab;padding:5px 6px;font-weight:600}

.stage{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:18px;align-items:start}
@media (max-width:1150px){.stage{grid-template-columns:minmax(0,1fr)}}

/* board */
.board{padding:14px 18px;margin-bottom:14px;display:flex;flex-direction:column;gap:12px}
.st-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center}
.meta{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;font-size:13px}
.wchip{background:var(--lo);padding:3px 9px;font-weight:600}
.warmchip{background:#3f7d2a;color:#fff;padding:3px 9px;font-weight:600}
.board h2{font:400 17px/1.5 var(--f-display);margin:6px 0 4px;text-wrap:balance}
.task{font-size:18px;margin:0;max-width:70ch}
.timer{display:flex;flex-direction:column;align-items:center;gap:2px}
.timer svg{width:70px;height:70px}
.timer .num{font:400 15px var(--f-display);fill:var(--fg)}
.timer.paused .num{fill:var(--part)}
.timer small{color:var(--muted);font-size:12px}
.progress{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tp{background:var(--lo);padding:10px 12px;border-left:5px solid var(--tc);display:flex;flex-direction:column;gap:6px;min-width:0}
.tp.done{background:color-mix(in srgb,var(--tc) 14%,var(--lo))}
.tp-h{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tp-h b{font:400 12px var(--f-display);color:var(--tc)}
.dots{display:flex;gap:5px}
.dot{width:14px;height:14px;border:2px solid var(--tc);transition:background .25s}
.dot.on{background:var(--tc)}
.tp small{color:var(--muted);font-size:13px}
.tp.done small{color:var(--ok);font-weight:600}
.seq{display:flex;gap:4px;flex-wrap:wrap;align-items:center;font-size:13px;margin-top:2px}
.oc{padding:2px 8px;border:2px solid color-mix(in srgb,var(--tc) 40%,transparent);color:var(--muted);font-weight:600;font-size:12px}
.oc.now{border-color:var(--tc);color:var(--tc);background:color-mix(in srgb,var(--tc) 14%,transparent)}
.oc.done{color:var(--fg)} .oc.done::after{content:" ✓";color:var(--ok)}
.arr{color:#5d636e}
.focus{background:var(--lo);padding:14px;border-left:6px solid var(--tc);display:flex;flex-direction:column;gap:12px}
.focus-h{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}
.fname{font:400 14px var(--f-display);color:var(--tc)}
.verdict{font:400 12px/1.4 var(--f-display);padding:5px 9px;background:var(--info);color:#062030}
.focus.ok .verdict{background:var(--ok);color:#0b2a12}
.focus.part .verdict{background:var(--part);color:#3a2a00}
.focus.bad .verdict{background:var(--bad);color:#fff}
.vsub{color:var(--muted);font-size:14px}
.ex-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
.ex-col{display:flex;flex-direction:column;gap:6px;min-width:0}
.ex-col .code{background:#202227;padding:10px 12px;overflow-x:auto}
.ex-col.best .code{box-shadow:inset 4px 0 0 var(--ok)}
.ex-l{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:700}
.ex-col.best .ex-l{color:var(--ok)}
.why{margin:0;font-size:16px}
.ex-h{font:400 12px/1.6 var(--f-display);color:var(--info)}
.nextbar{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:12px;font-size:14px;color:var(--muted)}
@media (max-width:760px){.progress{grid-template-columns:minmax(0,1fr)}}

/* code with a comment on every line */
.anno{display:grid;grid-template-columns:max-content minmax(0,1fr);column-gap:16px;row-gap:1px;font:13px/1.5 var(--f-code)}
.anno .c{white-space:pre}
.anno .k{color:#8fb39a;font:13px/1.5 var(--f-body)}
.anno .k.err{color:#ff8a80;font-weight:600}
.code,.code-prev,.pg{container-type:inline-size}
@container (max-width:460px){
  .anno{grid-template-columns:minmax(0,1fr)}
  .anno .c{overflow-x:auto}
  .anno .k:not(:empty){padding-left:2ch;margin-bottom:4px;font-size:12px}
}

/* lanes */
.lanes{display:flex;flex-direction:column;gap:12px}
.lane{display:grid;grid-template-columns:minmax(0,1fr) 380px;overflow:hidden;transition:box-shadow .3s,opacity .3s}
.lane.active{box-shadow:0 0 0 3px var(--tc),0 0 26px -4px var(--tc)}
.lane-main{min-width:0;display:flex;flex-direction:column}
.lane-head{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:8px 12px 6px}
.lane-head .name{font:400 12px var(--f-display);color:var(--tc);text-shadow:2px 2px 0 #000}
.chip{font:600 12px var(--f-code);padding:2px 7px;background:color-mix(in srgb,var(--tc) 18%,transparent);color:var(--tc);border:1px solid color-mix(in srgb,var(--tc) 50%,transparent)}
.stat{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;display:inline-flex;align-items:center;gap:4px}
.stat b{color:var(--fg)}
.icons{display:inline-flex;gap:1px} .icons svg{width:12px;height:12px}
.strip{display:inline-flex;gap:2px} .strip i{width:9px;height:9px;background:#3d4048;display:block}
.strip i.ok{background:var(--ok)} .strip i.part{background:var(--part)} .strip i.bad{background:var(--bad)}
.map-wrap{position:relative;line-height:0}
.map-wrap svg{display:block;width:100%;height:auto}
.banner{position:absolute;left:50%;top:8px;transform:translate(-50%,-6px);max-width:90%;padding:7px 12px;line-height:1.3;background:#000000d9;border:2px solid #555;font-size:14px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;text-align:center}
.banner.show{opacity:1;transform:translate(-50%,0)}
.banner b{display:block;font:400 10px/1.6 var(--f-display);margin-bottom:2px}
.banner.ok b{color:var(--ok)} .banner.part b{color:var(--part)} .banner.bad b{color:var(--bad)} .banner.free b,.banner.wx b{color:#9fd8ff}
.program{border-left:3px solid var(--lo);background:#17181c;display:flex;flex-direction:column;min-width:0}
.program header{font:400 9px var(--f-display);text-transform:uppercase;color:var(--muted);padding:9px 12px 4px}
.pg{padding:2px 12px 10px;overflow:auto;max-height:200px;flex:1;display:flex;flex-direction:column;gap:6px}
.pg .anno,.pg .anno .k{font-size:11.5px}
.pg .cm{font:600 11px/1.4 var(--f-body);color:#9aa0ab;text-transform:uppercase;letter-spacing:.04em;margin-top:4px}
.pg .cm.fix{color:var(--bad)} .pg .cm.part{color:var(--part)}
.pg .empty{color:#5d636e;font:12px var(--f-body)}
@media (max-width:860px){.lane{grid-template-columns:minmax(0,1fr)}.program{border-left:0;border-top:3px solid var(--lo)}.pg{max-height:140px}}

/* svg */
.world{transition:transform 1.4s steps(14,end)}
.hero-pos{transition:transform 1.4s steps(14,end)}
.hero-pos.slow{transition-duration:2.4s}
.hero-body{transform-box:fill-box;transform-origin:50% 100%}
.hero-body.walk{animation:walk .3s steps(2) infinite}
.hero-body.tired{animation:tired .5s ease-in-out infinite}
.hero-body.knock{animation:knock .45s steps(3) 3}
.hero-body.hurt .tint{opacity:.6}
.tint{opacity:0;transition:opacity .1s}
@keyframes walk{50%{transform:translateY(-2px)}}
@keyframes tired{50%{transform:translateY(2px) rotate(-5deg)}}
@keyframes knock{0%,100%{transform:translateX(0)}33%{transform:translateX(-5px) rotate(-8deg)}66%{transform:translateX(4px) rotate(5deg)}}
.fx{transform-box:fill-box;transform-origin:center}
.fx.spark{animation:spark .9s steps(6) forwards}
.fx.poof{animation:poof 1.2s steps(6) forwards}
.fx.drip{animation:drip .8s linear 3}
.fx.bolt{animation:bolt .9s steps(3) forwards}
@keyframes spark{from{opacity:1;transform:translate(0,0)}to{opacity:0;transform:translate(var(--dx),var(--dy))}}
@keyframes poof{from{opacity:.95;transform:translate(0,0) scale(.6)}to{opacity:0;transform:translate(var(--dx),-26px) scale(1.8)}}
@keyframes drip{from{transform:translateY(0);opacity:1}to{transform:translateY(16px);opacity:0}}
@keyframes bolt{0%,40%,80%{opacity:1}20%,60%,100%{opacity:0}}
.show-el{opacity:1;transition:opacity .8s}
.hid{opacity:0;transition:opacity .8s}
.clouds{animation:drift 60s linear infinite}
.windy .clouds{animation-duration:7s}
.aurora{animation:aur 16s ease-in-out infinite alternate}
@keyframes aur{to{transform:translateX(-480px)}}
@keyframes drift{to{transform:translateX(-720px)}}
.rain{transition:opacity 1s} .rain g{animation:fall .28s linear infinite}
.snow{transition:opacity 1s} .snow g{animation:snowf 2.2s linear infinite}
@keyframes fall{from{transform:translate(0,-20px)}to{transform:translate(-5px,0)}}
@keyframes snowf{from{transform:translate(0,-30px)}to{transform:translate(4px,0)}}
.flash{opacity:0} .stormy .flash{animation:flash 5s steps(1) infinite}
@keyframes flash{0%,100%{opacity:0}62%{opacity:.75}64%{opacity:0}67%{opacity:.5}69%{opacity:0}}
.flame,.fire{animation:fl .25s steps(2) infinite} @keyframes fl{50%{opacity:.6}}
.seg{transition:fill .5s}
.seg.pending{fill:#ffffff10;stroke:#ffffff70;stroke-dasharray:2 2;stroke-width:1}
.pin{opacity:0;transition:opacity .6s} .pin.on{opacity:.85;animation:shimmer 1.2s steps(4) infinite}
@keyframes shimmer{50%{opacity:.55}}

/* phone */
.side{display:flex;flex-direction:column;gap:10px;align-items:center;position:sticky;top:max(12px,env(safe-area-inset-top,0px))}
.side .tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.side .tabs .btn{padding:5px 10px;font-size:13px}
.side .tabs .btn[data-j]:not([data-j="join"]){box-shadow:inset 0 -3px 0 var(--tc)}
.side .note{font-size:12px;color:var(--muted);text-align:center;max-width:300px}
.phone{width:min(330px,100%);height:680px;border-radius:36px;border:10px solid #07080a;background:#141518;box-shadow:0 0 0 2px #444,0 20px 50px -20px #000;position:relative;overflow:hidden}
.phone::before{content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);width:84px;height:20px;border-radius:12px;background:#07080a;z-index:3}
.screen{position:absolute;inset:0;overflow-y:auto;padding:38px 12px 18px;display:flex;flex-direction:column;gap:10px}
.p-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);gap:8px}
.p-team{display:flex;align-items:center;gap:8px;padding:8px 10px;background:color-mix(in srgb,var(--tc) 16%,#1d1e22);border:2px solid color-mix(in srgb,var(--tc) 45%,transparent)}
.p-team .n{font:400 11px var(--f-display);color:var(--tc)}
.p-team .me{margin-left:auto;font-size:12px;color:var(--muted)}
.p-q h3{font:400 11px/1.6 var(--f-display);margin:2px 0 4px}
.p-q p{margin:0;font-size:14px}
.p-timer{height:8px;background:#2a2c31;overflow:hidden}
.p-timer i{display:block;height:100%;background:var(--tc);transition:width 1s linear}
.p-tl{font-size:12px;color:var(--muted);text-align:right;margin-top:-6px}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{display:grid;grid-template-columns:24px minmax(0,1fr);gap:8px;text-align:left;padding:9px 10px;background:#202227;border:2px solid #3d4048;position:relative}
.opt:hover:not(:disabled){border-color:var(--tc)}
.opt .l{font:400 12px var(--f-display);color:var(--tc);padding-top:2px}
.opt pre{font:12px/1.45 var(--f-code);white-space:pre;overflow-x:auto}
.opt .body{min-width:0;overflow-x:auto}
.opt.mine{border-color:var(--tc);background:color-mix(in srgb,var(--tc) 14%,#202227)}
.opt.own{opacity:.45;border-style:dashed}
.p-pet{margin-top:6px;font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:2px}
.p-pet b{color:var(--part);font-size:12.5px}
.pets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.petc{background:var(--lo);padding:10px 12px;display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;align-items:center;border-left:4px solid var(--part)}
.petc svg{width:64px;height:auto;display:block}
.petc b{display:block;font-size:16px;color:var(--part);margin-bottom:2px}
.petc span{font-size:14px;color:var(--fg)}
@media (max-width:760px){.pets{grid-template-columns:minmax(0,1fr)}}
.opt.gone{opacity:.4;border-color:var(--bad);border-style:dashed}
.opt.gone pre{text-decoration:line-through}
.ability{border:2px dashed color-mix(in srgb,var(--tc) 60%,transparent);padding:10px;display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--muted)}
.ability.on{border-style:solid;border-color:var(--part);background:#2a2410}
.ab-h{font:400 10px/1.6 var(--f-display);color:var(--part)}
.ability code{font:12px var(--f-code);background:#0e0f12;padding:2px 6px;color:var(--fg)}
.ab-st{font-weight:600;color:var(--fg)}
.abl{color:var(--part)!important;font-weight:600}
.pg .cm.saved{color:#9fd8ff}
.opt:disabled{cursor:default}
.opt .bar{grid-column:1/-1;height:6px;background:#2a2c31;overflow:hidden;display:none}
.opt .bar i{display:block;height:100%;background:var(--tc);width:0;transition:width .35s}
.voted .opt .bar{display:block}
.p-status{font-size:13px;text-align:center;color:var(--muted);padding:4px}
.p-status b{color:var(--fg)}
.p-ex{background:#0e0f12;padding:10px;font-size:13px;border-left:4px solid var(--k,#888)}
.p-ex.ok{--k:var(--ok)} .p-ex.part{--k:var(--part)} .p-ex.bad{--k:var(--bad)} .p-ex.free{--k:var(--info)}
.p-ex b{color:var(--k)}
.p-wait{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px;color:var(--muted)}
.p-wait .big{font:400 14px/1.6 var(--f-display);color:var(--fg)}
.code-prev{background:#0e0f12;padding:8px 10px;overflow-x:auto;border:2px solid #3d4048}
.code-prev pre{font:13px/1.45 var(--f-code)}
.code-prev .anno,.code-prev .anno .k{font-size:12px}
.p-lbl{font-size:13px;color:var(--muted)}
.p-in{width:100%;box-sizing:border-box;padding:11px 12px;border:2px solid var(--tc);background:#202227;color:var(--fg);font:16px var(--f-body)}
.p-err{color:var(--bad);font-size:13px} .p-err:empty{display:none}
.p-by{font-size:11px;color:var(--muted);margin-top:4px}
.join h3{font:400 15px var(--f-display);margin:10px 0 0;text-align:center}
.join label{font-size:13px;color:var(--muted)}
.join input{width:100%;box-sizing:border-box;padding:10px 12px;border:2px solid #3d4048;background:#202227;color:var(--fg);font:inherit}
.join .tb{display:flex;flex-direction:column;gap:8px}
.join .tb button{display:flex;justify-content:space-between;align-items:center;padding:11px 12px;border:2px solid color-mix(in srgb,var(--tc) 50%,transparent);background:#202227;font-weight:600}
.join .tb button span{font:12px var(--f-code);color:var(--tc)}
.join .tb button[aria-pressed="true"]{background:color-mix(in srgb,var(--tc) 20%,#202227);border-color:var(--tc)}

/* overlays */
.overlay{position:fixed;inset:0;z-index:20;background:#0a0b0df5;display:flex;flex-direction:column;align-items:center;overflow-y:auto;
  padding:max(20px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) max(20px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
.overlay h2{font:400 22px/1.5 var(--f-display);margin:8px 0 4px;text-align:center;text-shadow:3px 3px 0 #000;text-wrap:balance}
.overlay .sub{color:var(--muted);margin:0 0 14px;text-align:center;max-width:70ch;font-size:16px}
.cols3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;width:min(1180px,100%)}
@media (max-width:820px){.cols3{grid-template-columns:minmax(0,1fr)}}
.card{padding:12px 14px;box-shadow:inset 0 4px 0 var(--tc);display:flex;flex-direction:column;gap:8px;min-width:0}
.card h3{font:400 12px/1.6 var(--f-display);color:var(--tc);margin:0}
.card .code{background:#17181c;padding:10px 12px;overflow-x:auto}
.card ul{margin:0;padding-left:20px;color:var(--fg);font-size:15px;display:flex;flex-direction:column;gap:3px}
.card ul b{color:var(--fg)}
.tip{font-size:16px;line-height:1.35;font-weight:600;border-left:4px solid var(--tc);padding-left:10px}
.res-tag{font-size:13px;font-weight:600}
.res-tag.ok{color:var(--ok)} .res-tag.part{color:var(--part)} .res-tag.bad{color:var(--bad)}
.idea{font:400 14px/1.6 var(--f-display);color:#9fd8ff;text-align:center;margin:4px 0 16px;max-width:60ch;text-wrap:balance}
.note-box{width:min(1180px,100%);box-sizing:border-box;background:var(--lo);padding:12px 16px;margin-top:14px;font-size:17px;font-weight:600;border-left:5px solid var(--info)}
.col{position:relative;overflow:hidden;border:3px solid;border-color:var(--hi) var(--lo) var(--lo) var(--hi);background:#14102a}
.col svg{display:block;width:100%;height:auto}
.col .q{position:absolute;bottom:8px;left:6px;right:6px;text-align:center;font-weight:600;font-size:14px;text-shadow:1px 1px 0 #000}
.place{font:400 13px/1.6 var(--f-display);color:var(--tc)}
.pros li::marker{color:var(--ok);content:"+  "} .cons li::marker{color:var(--bad);content:"−  "}
.facts li::marker{color:var(--part);content:"★  "}
.overlay .actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;justify-content:center}
.qr-box{background:#fff;padding:14px;margin:6px 0}
.qr-box canvas,.qr-box img{display:block;width:200px;height:200px}
.pager{color:var(--muted);font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-top:6px}
.rules{list-style:none;counter-reset:r;padding:0;margin:10px 0 0;display:flex;flex-direction:column;gap:10px;width:min(860px,100%)}
.rules li{counter-increment:r;display:grid;grid-template-columns:48px minmax(0,1fr);gap:2px 14px;background:var(--panel);padding:12px 14px;border:3px solid;border-color:var(--hi) var(--lo) var(--lo) var(--hi)}
.rules li::before{content:counter(r);grid-row:span 2;font:400 18px var(--f-display);color:#5da93b;align-self:center;text-align:center}
.rules b{font-size:19px}
.rules span{color:var(--muted);font-size:16px}
.lang .what{margin:0;font-size:16px;font-weight:600}
.lbl{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--tc);font-weight:700;margin-top:6px}
.lines{font:600 13px var(--f-body);color:var(--muted);margin-left:8px;text-transform:none}
.snote{font-size:14px;color:var(--muted);margin:0}
.h2s{font-size:16px!important;margin-top:26px!important}
.muted{color:var(--muted);font-size:14px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.15s!important}}