:root{
  --bg:#06141f; --ink:#fff6e0; --muted:#9bb3bd; --line:rgba(255,246,224,.14);
  --surface:rgba(255,246,224,.055); --surface2:rgba(255,246,224,.1);
  --gold:#ffb627; --pink:#ff3d6e; --teal:#19c6b1; --good:#5be49b; --bad:#ff8080; --dark:#06141f;
  --ease:cubic-bezier(.2,.9,.2,1); --spring:cubic-bezier(.34,1.56,.64,1);
  --r:22px; --display:"Unbounded",system-ui,sans-serif; --body:"Outfit",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;min-height:100%;color-scheme:dark;
  background:
    radial-gradient(1100px 760px at 88% -8%,#13405a 0%,transparent 62%),
    radial-gradient(900px 700px at -12% 108%,#3a1440 0%,transparent 58%),
    var(--bg);
  background-attachment:fixed}
body{margin:0;color:var(--ink);font:400 17px/1.5 var(--body);min-height:100dvh;overflow-x:hidden}
.fx-bg{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.fx-top{position:fixed;inset:0;width:100%;height:100%;z-index:60;pointer-events:none}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:40;opacity:0;
  box-shadow:inset 0 0 140px 20px rgba(255,61,110,.5);transition:opacity .8s}
body.urgent::after{opacity:1;animation:throb 1s ease-in-out infinite}
@keyframes throb{50%{opacity:.35}}

h1,h2,h3{margin:0;line-height:1.08}
h1{font:800 clamp(1.75rem,7.6vw,3.6rem)/1.05 var(--display);letter-spacing:-.035em;text-wrap:balance}
h2{font:600 1.05rem/1.2 var(--display);letter-spacing:-.02em}
p{margin:0}
a{color:var(--gold);text-underline-offset:3px}
code{background:var(--surface2);padding:1px 6px;border-radius:6px;font-size:.9em}
.wrap{max-width:680px;margin:0 auto;padding:28px 18px 110px}
.wide{max-width:1000px}
.eyebrow{font-weight:600;color:var(--teal);font-size:.95rem}
.muted{color:var(--muted)} .small{font-size:.9rem}
.stack>*+*{margin-top:16px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spread{justify-content:space-between} .grow{flex:1} .block{width:100%}
[hidden]{display:none!important}

/* staged entrance */
.in{animation:rise .8s var(--ease) both;animation-delay:calc(var(--i,0)*85ms)}
@keyframes rise{from{opacity:0;transform:translateY(26px) scale(.985)}}
.w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.14em;margin-bottom:-.14em}
.ch{display:inline-block;animation:letter .9s var(--ease) both;animation-delay:calc(var(--c)*30ms + 80ms)}
@keyframes letter{from{transform:translateY(115%) rotate(9deg)}}

.card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;
  box-shadow:0 24px 60px -30px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,246,224,.08)}
label{display:block;font-size:.9rem;font-weight:500;margin-bottom:7px;color:var(--muted)}
input[type=text],input[type=password],input[type=number],textarea,select{
  width:100%;padding:14px 16px;border:1.5px solid var(--line);border-radius:14px;background:rgba(6,20,31,.55);
  color:var(--ink);font:inherit;transition:border-color .25s,box-shadow .25s,transform .25s var(--ease)}
textarea{min-height:110px;resize:vertical}
::placeholder{color:rgba(155,179,189,.55)}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,182,39,.18)}
input[type=checkbox]{width:20px;height:20px;accent-color:var(--gold)}

button,.btn{position:relative;overflow:hidden;font:600 1rem/1 var(--body);border:1.5px solid var(--line);background:transparent;color:var(--ink);
  padding:14px 22px;border-radius:999px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;
  transition:transform .25s var(--spring),box-shadow .3s,background .25s,border-color .25s,opacity .2s;-webkit-tap-highlight-color:transparent}
button:hover:not(:disabled),.btn:hover{transform:translateY(-2px)}
button:active:not(:disabled),.btn:active{transform:scale(.96)}
button.primary,.btn.primary{background:var(--ink);color:var(--dark);border-color:var(--ink)}
button.accent{background:var(--gold);border-color:var(--gold);color:var(--dark);font-weight:700;box-shadow:0 10px 34px -10px rgba(255,182,39,.75)}
button.accent::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.65) 50%,transparent 65%);
  transform:translateX(-120%);animation:sheen 3.6s ease-in-out infinite}
@keyframes sheen{0%,55%{transform:translateX(-120%)}100%{transform:translateX(120%)}}
button.ghost{border-color:var(--line)}
button.danger{border-color:rgba(255,128,128,.5);color:var(--bad)}
button.sm{padding:8px 14px;min-height:36px;font-size:.88rem}
button:disabled{opacity:.4;cursor:not-allowed}
button.accent:disabled{box-shadow:none} button.accent:disabled::after{display:none}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.ripple{position:absolute;border-radius:50%;background:currentColor;opacity:.28;transform:scale(0);pointer-events:none;animation:ripple .65s ease-out forwards}
@keyframes ripple{to{transform:scale(1);opacity:0}}
.err{color:var(--bad);font-weight:600;min-height:1.4em}
.err:not(:empty){animation:shake .45s}
@keyframes shake{20%{transform:translateX(-7px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(2px)}}
.pill{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;background:var(--surface2);font-size:.85rem;font-weight:600}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 0 0 rgba(91,228,155,.7);animation:live 1.6s infinite}
@keyframes live{70%{box-shadow:0 0 0 9px rgba(91,228,155,0)}100%{box-shadow:0 0 0 0 rgba(91,228,155,0)}}

.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(104px,1fr));gap:10px}
.fact{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:14px 16px;
  animation:pop .7s var(--spring) both;animation-delay:calc(var(--n,0)*90ms + 250ms)}
.fact b{display:block;font:600 1.35rem/1.1 var(--display);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.fact:nth-child(3n+1) b{color:var(--gold)} .fact:nth-child(3n+2) b{color:var(--teal)} .fact:nth-child(3n) b{color:var(--pink)}
.fact span{font-size:.85rem;color:var(--muted)}
@keyframes pop{from{opacity:0;transform:scale(.6) translateY(14px)}}

/* quiz chrome */
.bar{position:sticky;top:0;z-index:20;padding:10px 16px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;
  background:rgba(6,20,31,.72);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid var(--line)}
.bar>:last-child{justify-self:end}
.clock{display:flex;align-items:center;gap:9px;padding:6px 14px 6px 8px;border-radius:999px;background:var(--surface2)}
.clock svg{width:28px;height:28px;transform:rotate(-90deg)}
.clock circle{fill:none;stroke-width:4}
.clock .trk{stroke:rgba(255,246,224,.15)}
.clock .arc{stroke:var(--gold);stroke-linecap:round;transition:stroke-dashoffset .3s linear,stroke .6s}
.timer{font:600 1.15rem/1 var(--display);font-variant-numeric:tabular-nums;min-width:4.2ch;text-align:center}
.timer.tick{animation:tick .3s var(--spring)}
@keyframes tick{from{transform:scale(1.14)}}
.clock.low .arc{stroke:var(--pink)} .clock.low .timer{color:var(--pink)}
.clock.low{animation:beat 1s ease-in-out infinite}
@keyframes beat{0%,100%{transform:scale(1)}12%{transform:scale(1.07)}24%{transform:scale(1)}36%{transform:scale(1.05)}}
.save{display:inline-flex;align-items:center;gap:6px}
.save i{width:7px;height:7px;border-radius:50%;background:var(--good);transition:background .3s}
.save.busy i{background:var(--gold);animation:blink .7s infinite} .save.fail i{background:var(--bad)}
@keyframes blink{50%{opacity:.25}}
.progress{position:sticky;top:61px;z-index:19;height:4px;background:rgba(255,246,224,.08)}
.progress i{position:relative;display:block;height:100%;width:0;border-radius:0 4px 4px 0;
  background:linear-gradient(90deg,var(--teal),var(--gold),var(--pink));background-size:680px 100%;transition:width .7s var(--ease)}
.progress i::after{content:"";position:absolute;right:-2px;top:50%;width:12px;height:12px;border-radius:50%;background:#fff;transform:translate(0,-50%);
  box-shadow:0 0 14px 4px rgba(255,182,39,.9)}
.qno{font:600 .82rem/1 var(--display);color:var(--teal)}
.qtext{font-size:1.32rem;font-weight:600;line-height:1.3;white-space:pre-wrap;overflow-wrap:anywhere}
#q-body.go-next>*{animation:slideL .55s var(--ease) both}
#q-body.go-prev>*{animation:slideR .55s var(--ease) both}
#q-body>*:nth-child(2){animation-delay:50ms}
@keyframes slideL{from{opacity:0;transform:translateX(46px)}}
@keyframes slideR{from{opacity:0;transform:translateX(-46px)}}
.opts{display:grid;gap:11px;margin-top:18px}
.opt{justify-content:flex-start;align-items:center;gap:14px;text-align:left;width:100%;border-radius:18px;border:1.5px solid var(--line);
  background:rgba(6,20,31,.45);padding:14px 16px;font-weight:500;font-size:1.05rem;line-height:1.35;min-height:60px;
  animation:optIn .6s var(--ease) both;animation-delay:calc(var(--i)*70ms + 120ms);transition:transform .3s var(--spring),border-color .3s,color .3s}
@keyframes optIn{from{opacity:0;transform:translateY(18px) scale(.97)}}
.opt::before{content:"";position:absolute;inset:-2px;background:linear-gradient(100deg,var(--gold),#ffd166);
  clip-path:circle(0 at 34px 50%);transition:clip-path .55s var(--ease)}
.opt .k,.opt .t{position:relative;z-index:1}
.opt .k{flex:none;width:36px;height:36px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;
  font:600 .85rem/1 var(--display);transition:transform .5s var(--spring),background .3s,border-color .3s,color .3s}
.opt .t{overflow-wrap:anywhere;white-space:pre-wrap}
.opt:hover:not([aria-pressed=true]){border-color:rgba(255,182,39,.6);transform:translateX(4px)}
.opt[aria-pressed=true]{color:var(--dark);border-color:var(--gold);font-weight:600;box-shadow:0 14px 40px -14px rgba(255,182,39,.8)}
.opt[aria-pressed=true]::before{clip-path:circle(160% at 34px 50%)}
.opt[aria-pressed=true] .k{background:var(--dark);border-color:var(--dark);color:var(--gold);transform:rotate(360deg) scale(1.08)}
.palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(44px,1fr));gap:8px}
.palette button{padding:0;min-height:44px;border-radius:14px;font:600 .85rem/1 var(--display);font-variant-numeric:tabular-nums}
.palette button.done{background:var(--teal);color:var(--dark);border-color:var(--teal)}
.palette button.just{animation:stampIn .5s var(--spring)}
@keyframes stampIn{from{transform:scale(.4) rotate(-25deg)}}
.palette button.cur{outline:2.5px solid var(--gold);outline-offset:2px}
.foot{position:fixed;left:0;right:0;bottom:0;z-index:20;background:rgba(6,20,31,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-top:1px solid var(--line);padding:10px 16px calc(10px + env(safe-area-inset-bottom));display:flex;gap:10px;justify-content:center}
.foot>*{flex:1;max-width:260px}

/* countdown + loader */
.cd{position:fixed;inset:0;z-index:70;display:grid;place-items:center;background:rgba(6,20,31,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);animation:fade .3s both}
.cd.out{animation:fadeOut .35s both}
.cd b{font:800 clamp(7rem,38vw,16rem)/1 var(--display);letter-spacing:-.05em}
.cd b.pop{animation:cdPop .72s var(--ease) both}
.c-teal{color:var(--teal)} .c-pink{color:var(--pink)} .c-gold{color:var(--gold)} .c-ivory{color:var(--ink)}
@keyframes cdPop{0%{opacity:0;transform:scale(2.6) rotate(-8deg);filter:blur(14px)}35%{opacity:1;transform:scale(1);filter:blur(0)}80%{opacity:1;transform:scale(.94)}100%{opacity:0;transform:scale(.6)}}
@keyframes fade{from{opacity:0}} @keyframes fadeOut{to{opacity:0}}
.loader{min-height:70dvh;display:grid;place-items:center;align-content:center;gap:22px;text-align:center}
.orbit{position:relative;width:74px;height:74px;animation:spin 1.6s linear infinite}
.orbit i{position:absolute;inset:0;animation:spin 1.6s var(--ease) infinite}
.orbit i::before{content:"";position:absolute;left:50%;top:0;width:13px;height:13px;margin-left:-6.5px;border-radius:50%;background:var(--gold)}
.orbit i:nth-child(2){animation-delay:-.2s}.orbit i:nth-child(2)::before{background:var(--pink)}
.orbit i:nth-child(3){animation-delay:-.4s}.orbit i:nth-child(3)::before{background:var(--teal)}
@keyframes spin{to{transform:rotate(360deg)}}

/* result */
.hero{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap;padding:8px 0}
.ring{position:relative;width:min(62vw,230px);aspect-ratio:1;animation:pop .9s var(--spring) both .2s}
.ring svg{width:100%;height:100%;transform:rotate(-90deg);filter:drop-shadow(0 0 22px rgba(255,182,39,.45))}
.ring circle{fill:none;stroke-width:9}
.ring .trk{stroke:rgba(255,246,224,.1)}
.ring .arc{stroke:url(#rg);stroke-linecap:round;transition:stroke-dashoffset 1.7s var(--ease) .5s}
.ring div{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.ring b{font:800 clamp(2.4rem,13vw,3.6rem)/1 var(--display);letter-spacing:-.04em}
.ring span{color:var(--muted);margin-top:4px}
.ring .chk{stroke:var(--good);stroke-width:8;stroke-linecap:round;stroke-linejoin:round;fill:none;stroke-dasharray:80;stroke-dashoffset:80;animation:draw .7s var(--ease) forwards 1s}
@keyframes draw{to{stroke-dashoffset:0}}
.stamp{display:grid;place-content:center;text-align:center;width:128px;aspect-ratio:1;border-radius:50%;border:3px dashed var(--pink);color:var(--pink);
  transform:rotate(-10deg);animation:slam .7s var(--ease) both 1.9s}
.stamp b{font:800 2.2rem/1 var(--display)} .stamp span{font-weight:600;font-size:.9rem}
@keyframes slam{0%{opacity:0;transform:scale(3.2) rotate(18deg)}60%{opacity:1;transform:scale(.9) rotate(-12deg)}100%{transform:scale(1) rotate(-10deg)}}

/* leaderboard */
.podium{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:10px;align-items:end;margin-top:26px}
.pod{min-width:0;text-align:center;animation:rise .8s var(--ease) both;animation-delay:calc(var(--d)*160ms)}
.pod .nm{font-weight:700;font-size:1.02rem;line-height:1.2;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pod .sc{font:600 .8rem/1.5 var(--display);color:var(--muted);font-variant-numeric:tabular-nums}
.pod .blk{margin-top:10px;border-radius:18px 18px 6px 6px;display:grid;place-items:start center;padding-top:14px;height:var(--h);
  font:800 2rem/1 var(--display);color:var(--dark);transform-origin:bottom;animation:grow 1s var(--ease) both;animation-delay:calc(var(--d)*160ms + 250ms)}
@keyframes grow{from{transform:scaleY(0)}}
.p1{--h:168px;--d:2} .p2{--h:124px;--d:1} .p3{--h:92px;--d:0}
.p1 .blk{background:linear-gradient(180deg,#ffd166,var(--gold));box-shadow:0 0 60px -6px rgba(255,182,39,.7)}
.p2 .blk{background:linear-gradient(180deg,#5fe3d2,var(--teal))}
.p3 .blk{background:linear-gradient(180deg,#ff7d9d,var(--pink))}
.p1 .crown{display:block;width:34px;margin:0 auto 6px;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-6px) rotate(-6deg)}}
.lb{display:grid;gap:8px}
.lb-row{display:grid;grid-template-columns:46px 1fr auto auto;gap:12px;align-items:center;padding:13px 16px;border-radius:18px;
  background:var(--surface);border:1px solid var(--line);font-variant-numeric:tabular-nums;will-change:transform}
.lb-row.first-in{animation:rise .7s var(--ease) both;animation-delay:calc(var(--i)*55ms + 500ms)}
.lb-row.row-new{animation:rowNew .8s var(--spring) both}
@keyframes rowNew{from{opacity:0;transform:translateX(-40px) scale(.9)}}
.lb-row.row-up{animation:glow 1.6s ease-out}
@keyframes glow{0%{box-shadow:0 0 0 2px var(--gold),0 0 40px rgba(255,182,39,.6);background:rgba(255,182,39,.22)}100%{box-shadow:0 0 0 0 transparent}}
.lb-row .rk{font:800 1.05rem/1 var(--display);color:var(--muted)}
.lb-row:nth-child(1) .rk{color:var(--gold)} .lb-row:nth-child(2) .rk{color:var(--teal)} .lb-row:nth-child(3) .rk{color:var(--pink)}
.lb-row .nm{min-width:0;font-weight:600;overflow-wrap:anywhere;line-height:1.25}
.lb-row .nm small{display:block;color:var(--muted);font-weight:400;font-size:.85rem}
.lb-row .pt{font:600 1rem/1 var(--display)} .lb-row .pt small{color:var(--muted);font-weight:400;font-size:.7rem}
.lb-row .tm{color:var(--muted);min-width:6ch;text-align:right}
.lb-row.me{border-color:var(--gold);background:rgba(255,182,39,.12)}

/* admin tables + lists */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:.85rem;font-weight:500;color:var(--muted)}
tr:last-child td{border-bottom:0}
td.name{white-space:normal;font-weight:600;min-width:140px}
td.num,th.num{text-align:right}
.rank{font-weight:700;width:48px}
dialog{border:1px solid var(--line);border-radius:var(--r);padding:24px;max-width:min(92vw,420px);background:#0b2231;color:var(--ink);box-shadow:0 40px 100px rgba(0,0,0,.6)}
dialog[open]{animation:dlg .5s var(--spring)}
@keyframes dlg{from{opacity:0;transform:scale(.8) translateY(30px)}}
dialog::backdrop{background:rgba(3,10,16,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:fade .3s}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button[aria-selected=true]{background:var(--ink);color:var(--dark);border-color:var(--ink)}
section:not([hidden]){animation:rise .5s var(--ease)}
.qitem{border-top:1px solid var(--line);padding:14px 0;animation:rise .5s var(--ease) both}
.qitem:first-child{border-top:0}
.qitem ol{margin:6px 0 0;padding-left:22px;color:var(--muted)}
.qitem li.ok{color:var(--good);font-weight:700}
summary{cursor:pointer}

@media (max-width:560px){.lb-row{grid-template-columns:34px 1fr auto;row-gap:2px}.lb-row .tm{grid-column:3;text-align:right;font-size:.85rem}.lb-row .pt{grid-column:3}.lb-row .rk,.lb-row .nm{grid-row:span 2}th,td{padding:12px 10px}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* projector mode */
.joinbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;padding:14px 20px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);font-size:1.1rem}
.joinbar b{font:600 1.15em/1 var(--display);color:var(--gold);margin-left:6px}
.joinbar #jb-code{letter-spacing:.08em;color:var(--teal)}
.joinbar button{margin-left:auto}
body.screen .wrap{max-width:1500px;padding:32px 40px 60px}
body.screen{font-size:clamp(17px,1.35vw,26px)}
body.screen .joinbar{font-size:1.25em}
body.screen .p1{--h:22vh} body.screen .p2{--h:16vh} body.screen .p3{--h:12vh}
body.screen .pod .nm{font-size:1.35em} body.screen .pod .blk{font-size:2.4em}
body.screen .lb-row{padding:.75em 1.1em;grid-template-columns:2.6em 1fr auto auto}
body.screen .lb-row .rk,body.screen .lb-row .pt{font-size:1.1em}
@media (min-width:1000px){body.screen .lb{grid-template-columns:1fr 1fr;grid-auto-flow:column;grid-template-rows:repeat(var(--rows,1),auto);column-gap:14px}}