:root{--bg:#f4f7f6;--card:#fff;--ink:#14212b;--mut:#5b6b78;--line:#dbe4e2;--pri:#0f766e;--pri2:#0b5c56;--acc:#f59e0b;--bad:#b91c1c;--ok:#15803d;--live:#dc2626;--r:14px;--sh:0 1px 3px rgba(16,40,50,.08),0 4px 14px rgba(16,40,50,.05)}
@media (prefers-color-scheme:dark){:root{--bg:#0f1b20;--card:#16262d;--ink:#e8f1f0;--mut:#9db0b8;--line:#28404a;--pri:#2dd4bf;--pri2:#5eead4;--sh:none}}
*{box-sizing:border-box}
html{font-size:16px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Devanagari","Nirmala UI",sans-serif;line-height:1.5}
h1{font-size:1.6rem;margin:.2rem 0 .8rem}h2{font-size:1.15rem;margin:.2rem 0 .6rem}h4{margin:.8rem 0 .3rem}
a{color:var(--pri)}
[hidden]{display:none!important}
.muted{color:var(--mut)}.small{font-size:.85rem}.big{font-size:1.3rem;font-weight:600}.hint{color:var(--mut);font-size:.85rem}.hint.block{display:block}
.spacer,.grow{flex:1}
.row{display:flex;gap:.6rem;align-items:center}.row.wrap{flex-wrap:wrap}
.stack{display:flex;flex-direction:column;gap:.8rem}
.two{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}.three{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.9rem;margin:.8rem 0}
@media(max-width:760px){.two,.two-col{grid-template-columns:1fr}}
.top{display:flex;gap:.7rem;align-items:center;padding:.6rem 1rem;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;gap:.5rem;align-items:center;text-decoration:none;color:var(--ink);font-weight:700;font-size:1.1rem}
.logo{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--pri);color:#fff}.logo.big{width:58px;height:58px;font-size:1.8rem;border-radius:16px}
.who{color:var(--mut);font-size:.9rem}@media(max-width:600px){.who{display:none}}
.layout{display:grid;grid-template-columns:210px 1fr;min-height:calc(100vh - 56px)}
.nav{padding:1rem .6rem;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:.2rem}
.nav a{display:flex;gap:.6rem;align-items:center;padding:.55rem .8rem;border-radius:10px;text-decoration:none;color:var(--ink)}
.nav a:hover{background:rgba(15,118,110,.08)}.nav a.on{background:var(--pri);color:#fff}
.main{padding:1.2rem;max-width:1100px;width:100%}
@media(max-width:760px){.layout{grid-template-columns:1fr}.nav{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);padding:.4rem;position:sticky;top:56px;background:var(--card);z-index:10}.nav a{white-space:nowrap;padding:.45rem .7rem}.main{padding:.9rem}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem;margin:.8rem 0;box-shadow:var(--sh)}
.card.live-card{border-color:var(--live);box-shadow:0 0 0 3px rgba(220,38,38,.15)}
.card.danger-zone{border-color:var(--bad)}
.btn{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:10px;padding:.5rem .9rem;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:.3rem;min-height:40px}
.btn:hover{border-color:var(--pri)}.btn.primary{background:var(--pri);border-color:var(--pri);color:#fff}.btn.primary:hover{background:var(--pri2)}
.btn.danger{color:var(--bad);border-color:var(--bad)}.btn.big{padding:.8rem 1.4rem;font-size:1.1rem;min-height:50px;justify-content:center}.btn.small{padding:.25rem .65rem;min-height:32px;font-size:.88rem}.btn.soft{opacity:.7}
.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible,.ctl:focus-visible,.chip:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.icon-btn{border:0;background:none;color:inherit;font-size:1.1rem;cursor:pointer;padding:.3rem .5rem;border-radius:8px}
.linkish{border:0;background:none;color:var(--pri);text-decoration:underline;cursor:pointer;font:inherit;padding:.3rem}
.field{display:flex;flex-direction:column;gap:.25rem}.lbl{font-weight:600;font-size:.9rem}
input,select,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:.5rem .7rem;width:100%;min-height:40px}
input[type=checkbox]{width:auto;min-height:0;transform:scale(1.25);margin:.25rem .5rem 0 0}input[type=range]{padding:0;min-height:0}
textarea{resize:vertical}
fieldset{border:1px solid var(--line);border-radius:12px;padding:.8rem}legend{font-weight:700;padding:0 .4rem}
.check{display:flex;gap:.5rem;align-items:flex-start;cursor:pointer;padding:.2rem 0}
.error{color:var(--bad);margin:.2rem 0;min-height:1.2em}
.empty{color:var(--mut);text-align:center;padding:1rem}
.tag{display:inline-block;padding:.1rem .6rem;border-radius:99px;background:var(--line);font-size:.8rem}.tag.live{background:var(--live);color:#fff}.tag.ok{background:var(--ok);color:#fff}.tag.bad{background:var(--bad);color:#fff}
.chip{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--ink);padding:.3rem .8rem;border-radius:99px;cursor:pointer;min-height:34px}.chip.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}.seg button{font:inherit;border:0;background:var(--card);color:var(--ink);padding:.35rem .8rem;cursor:pointer}.seg button.on{background:var(--pri);color:#fff}
.auth{min-height:100vh;display:grid;place-items:center;padding:1rem;position:relative}.auth-top{position:absolute;top:1rem;right:1rem}.auth-card{width:min(440px,100%)}.auth-brand{text-align:center;margin-bottom:.6rem}.auth-brand h1{margin:.4rem 0 0}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.8rem 1rem;display:flex;flex-direction:column;margin:.4rem 0}.stat b{font-size:1.6rem}.stat span{color:var(--mut);font-size:.9rem}
.row-item{display:flex;gap:.7rem;align-items:center;padding:.6rem 0;border-bottom:1px solid var(--line);flex-wrap:wrap}.row-item:last-child{border-bottom:0}.row-item.live{background:rgba(220,38,38,.06)}.row-item.link{text-decoration:none;color:inherit}
.pcard{display:flex;gap:.8rem;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.8rem;text-decoration:none;color:inherit}.pcard:hover{border-color:var(--pri)}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--pri);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}.avatar.big{width:60px;height:60px;font-size:1.5rem}
.back{text-decoration:none;font-size:.9rem}
.tabs{display:flex;gap:.2rem;border-bottom:2px solid var(--line);overflow-x:auto;margin:.8rem 0}.tabs a{padding:.55rem .9rem;text-decoration:none;color:var(--mut);white-space:nowrap;border-bottom:3px solid transparent;margin-bottom:-2px;display:flex;gap:.4rem;align-items:center}.tabs a.on{color:var(--pri);border-color:var(--pri);font-weight:700}
.dl{display:grid;grid-template-columns:max-content 1fr;gap:.3rem 1rem}.dl dt{font-weight:600;color:var(--mut)}.dl dd{margin:0;white-space:pre-wrap}.dl.soap{grid-template-columns:110px 1fr}
.goalc{border:1px solid var(--line);border-radius:12px;padding:.7rem}.actc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:.9rem;display:flex;flex-direction:column;gap:.3rem}.actc p{margin:.2rem 0}
.big-e{font-size:2rem;line-height:1}.big-stars{font-size:1.8rem}
.hi{color:var(--mut)}
.chart{width:100%;max-width:320px;height:auto}.chart .grid{stroke:var(--line);stroke-width:1}.chart .ax{fill:var(--mut);font-size:9px}.chart .line{fill:none;stroke:var(--pri);stroke-width:2.5}.chart .dot{fill:var(--card);stroke:var(--pri);stroke-width:2}
.dots{display:inline-flex;gap:3px}.dots i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}.dots i.on{background:var(--ok)}
.hwrow input{margin-top:.4rem}
.thread{max-height:50vh;overflow-y:auto;display:flex;flex-direction:column;gap:.5rem;padding:.4rem;margin-bottom:.6rem}.bubble{max-width:80%;padding:.5rem .8rem;border-radius:14px;background:var(--bg);border:1px solid var(--line)}.bubble.mine{align-self:flex-end;background:var(--pri);color:#fff;border-color:var(--pri)}.bubble.mine .muted{color:#d5f3ef}.bubble div:first-child{white-space:pre-wrap;overflow-wrap:anywhere}
.cred{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:.8rem;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}
.smart-guide{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.6rem}
.goal-rate{border:1px solid var(--line);border-radius:10px;padding:.5rem}.goal-rate .row{margin-top:.3rem}.goal-rate output{min-width:3em}
.live-msg{color:var(--live);font-weight:700}
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);display:grid;place-items:center;z-index:50;padding:1rem}
.modal{background:var(--card);border-radius:var(--r);width:min(520px,100%);max-height:92vh;display:flex;flex-direction:column;box-shadow:0 10px 40px rgba(0,0,0,.35)}.modal.wide{width:min(720px,100%)}
.modal-h{display:flex;align-items:center;padding:.7rem 1rem;border-bottom:1px solid var(--line)}.modal-h h2{flex:1;margin:0}.modal-b{padding:1rem;overflow-y:auto}.modal-f{padding:.7rem 1rem;border-top:1px solid var(--line);display:flex;gap:.6rem;justify-content:flex-end}
#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,40px);background:#14212b;color:#fff;padding:.6rem 1.1rem;border-radius:12px;opacity:0;pointer-events:none;transition:.25s;z-index:90;max-width:90vw}#toast.show{opacity:1;transform:translate(-50%,0)}#toast.bad{background:var(--bad)}
/* room */
.room-host{height:100vh}.room{display:flex;flex-direction:column;height:100vh}.room-top{display:flex;gap:.6rem;align-items:center;padding:.5rem .8rem;background:var(--card);border-bottom:1px solid var(--line)}
.room-grid{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 380px;min-height:0}
.left{display:flex;flex-direction:column;min-height:0;padding:.6rem;gap:.5rem}
@media(max-width:900px){.room-grid{grid-template-columns:1fr;grid-template-rows:auto minmax(260px,1fr);overflow-y:auto}.room{height:auto;min-height:100vh}.room-host{height:auto}}
.stage{position:relative;background:#0b1217;border-radius:var(--r);overflow:hidden;flex:1;min-height:240px}
.stage .remote{width:100%;height:100%;object-fit:contain;background:#0b1217;position:absolute;inset:0}
.stage .local{position:absolute;right:10px;bottom:10px;width:24%;max-width:200px;border-radius:10px;border:2px solid #fff;background:#222;transform:scaleX(-1);z-index:3}
.waiting{position:absolute;inset:0;display:grid;place-items:center;color:#cfe;font-size:1.2rem;text-align:center;padding:1rem;z-index:1}
.peer-badge{position:absolute;left:10px;top:10px;background:rgba(0,0,0,.55);color:#fff;padding:.2rem .6rem;border-radius:8px;z-index:3}
.status{position:absolute;left:50%;top:10px;transform:translateX(-50%);background:rgba(0,0,0,.65);color:#fff;padding:.25rem .8rem;border-radius:99px;font-size:.85rem;z-index:4}
.timer{position:absolute;right:10px;top:10px;background:rgba(0,0,0,.65);color:#fff;padding:.3rem .8rem;border-radius:99px;font-weight:700;z-index:4;font-variant-numeric:tabular-nums}.timer.done{background:var(--live)}
.star-count{position:absolute;left:10px;bottom:10px;background:rgba(0,0,0,.55);color:#fff;padding:.2rem .7rem;border-radius:99px;z-index:4}
.burst{position:absolute;inset:0;pointer-events:none;z-index:5;overflow:hidden}.burst .pop{position:absolute;left:50%;top:50%;font-size:5rem;animation:pop 1.3s ease-out forwards}
@keyframes pop{0%{transform:translate(-50%,-50%) scale(.2);opacity:0}30%{opacity:1;transform:translate(-50%,-60%) scale(1.2)}100%{transform:translate(-50%,-160%) scale(1);opacity:0}}
.act-card{position:absolute;left:10px;right:10px;top:48px;background:rgba(255,255,255,.96);color:#14212b;border-radius:14px;padding:.8rem 1rem;display:flex;gap:.9rem;align-items:flex-start;z-index:4;max-width:560px;box-shadow:0 6px 24px rgba(0,0,0,.3)}.act-card .icon-btn{margin-left:auto;color:#14212b}
.ended{position:absolute;inset:0;background:rgba(10,20,26,.92);color:#fff;display:flex;flex-direction:column;gap:.8rem;align-items:center;justify-content:center;z-index:9;text-align:center}
.cc{background:#000;color:#fff;border-radius:12px;padding:.6rem .9rem;min-height:84px}
.cc-peer{font-size:1.4rem;line-height:1.35;font-weight:600}.cc-peer.interim,.cc-me.interim{opacity:.6}.cc-orig{font-size:.85rem;color:#9fb3bd}.cc-me{font-size:.9rem;color:#8bd5ca;margin-top:.2rem}
.controls{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap}
.ctl{font:inherit;width:52px;height:52px;border-radius:50%;border:2px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;font-size:1.2rem;font-weight:700}.ctl.on{background:var(--pri);border-color:var(--pri);color:#fff}
.panel{border-left:1px solid var(--line);background:var(--card);display:flex;flex-direction:column;min-height:0}
.ptabs{display:flex;overflow-x:auto;border-bottom:1px solid var(--line)}.ptabs button{font:inherit;border:0;background:none;color:var(--mut);padding:.6rem .8rem;cursor:pointer;white-space:nowrap;border-bottom:3px solid transparent}.ptabs button.on{color:var(--pri);border-color:var(--pri);font-weight:700}
.pane-box{flex:1;overflow-y:auto}.pane{padding:.8rem;display:flex;flex-direction:column;gap:.6rem}
.phrases{display:flex;flex-wrap:wrap;gap:.4rem}.phrases .chip{text-align:left}
.act-row{display:flex;gap:.6rem;align-items:center;padding:.4rem 0;border-bottom:1px solid var(--line)}.act-row>div{flex:1}
.board{width:100%;height:auto;background:#fff;border:1px solid var(--line);border-radius:10px;touch-action:none;cursor:crosshair}
.swatch{width:30px;height:30px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer}
.transcript{display:flex;flex-direction:column;gap:.4rem;max-height:60vh;overflow-y:auto}.tline{border-bottom:1px solid var(--line);padding-bottom:.3rem}.tline .tr{color:var(--pri)}
.lobby{max-width:900px;margin:2rem auto}.lobby-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}@media(max-width:760px){.lobby-grid{grid-template-columns:1fr}}.lobby-video{width:100%;border-radius:12px;background:#000;transform:scaleX(-1);aspect-ratio:4/3;object-fit:cover}
.report{display:none}
@media print{body.printing #app,body.printing #toast{display:none}body.printing #printbox{display:block}#printbox{color:#000;background:#fff;padding:1rem;font-family:system-ui,"Noto Sans Devanagari",sans-serif}#printbox .report{display:block}#printbox table{width:100%;border-collapse:collapse}#printbox td,#printbox th{border:1px solid #888;padding:.3rem;text-align:left}.rnote{margin:.4rem 0;break-inside:avoid}}
#printbox{display:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}