:root{--bg:#f6efe4;--ink:#22163a;--paper:#fff;--line:3px solid #22163a;--acc:#9a3412;--acc2:#fbbf24;--muted:#5b5172;--ok:#16a34a;--bad:#dc2626;--warn:#d97706}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.5 'Rubik',system-ui,sans-serif;min-height:100vh}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:16px 16px 60px}
.top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}
.brand{font-weight:900;font-size:1.15rem;text-decoration:none;display:flex;align-items:center;gap:8px}
.brand i{font-style:normal;display:inline-grid;place-items:center;width:34px;height:34px;border:var(--line);border-radius:9px;background:var(--acc2);box-shadow:3px 3px 0 var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:var(--line);border-radius:999px;padding:.55em 1.1em;background:var(--paper);font:800 .92rem 'Rubik',sans-serif;color:var(--ink);text-decoration:none;box-shadow:3px 3px 0 var(--ink);cursor:pointer;white-space:nowrap}
.btn:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--ink)}
.btn.pri{background:var(--acc2)}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.card{background:var(--paper);border:var(--line);border-radius:20px;box-shadow:6px 6px 0 var(--ink);padding:20px}
h1{font:900 clamp(2rem,5vw,3.4rem)/1.02 'Rubik',sans-serif;letter-spacing:-.03em;margin:0 0 10px}
h1 em{font-style:normal;background:var(--acc2);padding:0 .1em;border-radius:8px}
h2{font:900 1.4rem 'Rubik',sans-serif;margin:0 0 8px}
.lede{font-size:1.08rem;color:var(--muted);max-width:760px;margin:0 0 18px}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 22px}
.how div{background:var(--paper);border:2px solid var(--ink);border-radius:14px;padding:12px 14px}
.how b{display:block;font-weight:900;margin-bottom:2px}
@media(max-width:760px){.how{grid-template-columns:1fr}}
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:16px}
@media(max-width:860px){.cases{grid-template-columns:1fr}}
.case-btn{all:unset;cursor:pointer;display:flex;flex-direction:column;gap:4px;background:var(--paper);border:var(--line);border-radius:18px;box-shadow:5px 5px 0 var(--ink);padding:16px}
.case-btn:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--ink)}
.case-btn .lvl{font:800 .74rem 'Rubik',sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--acc)}
.case-btn b{font-size:1.1rem}
.case-btn .sub{color:var(--muted);font-size:.9rem}
.bar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.bar .lvl{font:800 .74rem 'Rubik',sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--acc)}
.clock{font:800 1rem ui-monospace,Menlo,monospace;background:var(--ink);color:var(--acc2);border-radius:999px;padding:4px 12px}
.brief{color:var(--muted);margin:0 0 14px;max-width:880px}
.actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end;margin-top:16px}
.item{border:2px solid var(--ink);border-radius:14px;padding:10px 14px;margin-bottom:10px;background:var(--paper)}
.item.ok{border-color:var(--ok);background:#f0fdf4}
.item.bad{border-color:var(--bad);background:#fef2f2}
.item.miss{border-color:var(--warn);background:#fffbeb}
.item.neutral{border-color:#cbd5e1}
.item-h{display:flex;gap:8px;align-items:center}
.item-h b{flex:1}
.item p{margin:6px 0 0;color:#3b3355;font-size:.93rem}
.mark{font-weight:900;width:22px;text-align:center}
.pts{font:800 .9rem ui-monospace,Menlo,monospace}
.score-row{display:flex;gap:14px;flex-wrap:wrap;margin:6px 0 18px}
.score-row div{background:var(--paper);border:var(--line);border-radius:16px;padding:10px 16px;box-shadow:4px 4px 0 var(--ink)}
.score-row b{display:block;font-size:1.5rem;font-weight:900}
.score-row span{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.big{font:900 clamp(3rem,10vw,5.5rem)/1 'Rubik',sans-serif}
[hidden]{display:none!important}

.ff{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px;align-items:start}
@media(max-width:960px){.ff{grid-template-columns:minmax(0,1fr)}}
.ff h3{margin:0 0 10px;font:900 1.1rem 'Rubik',sans-serif}
.ev{position:sticky;top:12px;padding:16px}
@media(max-width:960px){.ev{position:static}}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.tabs button{border:2px solid var(--ink);background:#fff;border-radius:999px;padding:5px 12px;font:800 .82rem 'Rubik',sans-serif;cursor:pointer;color:var(--ink)}
.tabs button[aria-selected="true"]{background:var(--ink);color:var(--acc2)}
.pane{max-height:62vh;overflow:auto;font-size:.9rem}
.pol{margin:0;padding-inline-start:20px}.pol li{margin:6px 0}
.tbl{overflow-x:auto}
.tbl table{border-collapse:collapse;width:100%;font-size:.84rem}
.tbl th{text-align:start;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:6px;border-bottom:2px solid var(--ink)}
.tbl td{padding:7px 6px;border-bottom:1px solid #e5e1ef;vertical-align:top}
td.warn{color:var(--bad);font-weight:800}
.doc{border:2px dashed #b9b2cc;border-radius:12px;padding:10px 12px;margin-bottom:10px;background:#fffdf5}
.doc b{display:block;font-size:.8rem;color:var(--acc)}
.doc p{margin:4px 0 0}
.ledger{padding:16px}
.lh{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.asks{font:800 .82rem 'Rubik',sans-serif;background:#fff3c4;border:2px solid var(--ink);border-radius:999px;padding:4px 10px}
.pay{border:2px solid #d9d4e6;border-radius:14px;padding:10px 12px;margin-bottom:8px;transition:border-color .15s,background .15s}
.pay.on{border-color:var(--bad);background:#fff5f5}
.pay-main{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:4px 10px;align-items:start}
.pay-main .dt{font:800 .8rem 'Rubik',sans-serif;color:var(--muted);padding-top:2px}
.who b{display:block;font-size:.95rem}
.who span{font-size:.84rem;color:var(--muted)}
.amt{font:800 .95rem ui-monospace,Menlo,monospace;white-space:nowrap}
.ap{grid-column:2/4;font-size:.78rem;color:var(--muted)}
.ap br{display:none}
.pay-act{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;align-items:center}
.flag{border:2px solid var(--ink);border-radius:999px;background:#fff;padding:5px 12px;font:800 .82rem 'Rubik',sans-serif;cursor:pointer;color:var(--ink)}
.flag[aria-pressed="true"]{background:var(--bad);color:#fff;border-color:var(--bad)}
.pay select{flex:1;min-width:180px;border:2px solid var(--ink);border-radius:10px;padding:5px 8px;font:600 .84rem 'Rubik',sans-serif;background:#fff;color:var(--ink)}
.pay select:disabled{opacity:.45}
.ask{border:2px dashed var(--ink);border-radius:999px;background:transparent;padding:4px 10px;font:700 .8rem 'Rubik',sans-serif;cursor:pointer;color:var(--ink)}
.ask:disabled{opacity:.35;cursor:default}
.auditor{margin:8px 0 0;background:#eef6ff;border-radius:10px;padding:7px 10px;font-size:.86rem}
.ma{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:18px;align-items:start}
@media(max-width:960px){.ma{grid-template-columns:minmax(0,1fr)}}
.ma h3{margin:0 0 10px;font:900 1.1rem 'Rubik',sans-serif}
.sheet{padding:14px}
.fbar{display:flex;align-items:center;gap:10px;border:2px solid var(--ink);border-radius:10px;padding:6px 10px;margin-bottom:10px;background:#f7fbf8;min-height:40px}
.fbar .addr{font:800 .85rem ui-monospace,Menlo,monospace;background:var(--ink);color:var(--acc2);border-radius:6px;padding:2px 8px;min-width:42px;text-align:center}
.fbar code{font:600 .92rem ui-monospace,Menlo,monospace;overflow-x:auto;white-space:nowrap}
.gwrap{overflow-x:auto;border:2px solid var(--ink);border-radius:10px}
.grid{border-collapse:collapse;font:500 .86rem ui-monospace,Menlo,monospace;min-width:100%}
.grid th{background:#e6efe9;color:#4b5a52;font-weight:700;padding:4px 8px;border:1px solid #c9d6ce;position:sticky;top:0}
.grid th.corner{width:28px}
.grid tbody th{width:28px;text-align:center}
.grid td{border:1px solid #dfe7e2;padding:5px 9px;white-space:nowrap;cursor:pointer;background:#fff}
.grid td.num{text-align:right}
.grid td.lab{font-family:'Rubik',sans-serif;font-weight:600;text-align:left}
.grid td.hdr{font-family:'Rubik',sans-serif;font-weight:800;background:#f3f6f4;text-align:center}
.grid td.inp{color:#1d4ed8}
.grid td:hover{background:#f0fdf4}
.grid td.sel{outline:3px solid var(--acc);outline-offset:-3px}
.grid td.fl{background:#fee2e2}
.legend{font-size:.8rem;color:var(--muted);margin:8px 0 0}
.sw{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-1px;margin-inline-start:6px}
.sw.inp{background:#1d4ed8}.sw.fl{background:#fca5a5}
.side{padding:16px;position:sticky;top:12px}
@media(max-width:960px){.side{position:static}}
.ff2{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.ff2 select{border:2px solid var(--ink);border-radius:10px;padding:7px 9px;font:600 .9rem 'Rubik',sans-serif;background:#fff;color:var(--ink)}
.btn.sm{padding:.5em .9em;font-size:.86rem}
.flags{display:flex;flex-direction:column;gap:6px}
.fitem{all:unset;cursor:pointer;border:2px solid var(--bad);background:#fff5f5;border-radius:10px;padding:6px 10px;font-size:.86rem}
.fitem b{font-family:ui-monospace,Menlo,monospace}
.empty,.hintp{color:var(--muted);font-size:.85rem;margin:6px 0 0}
.hh{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:18px;align-items:start}
@media(max-width:960px){.hh{grid-template-columns:minmax(0,1fr)}}
.hh h3{margin:0 0 10px;font:900 1.1rem 'Rubik',sans-serif}
.src{position:sticky;top:12px;padding:16px}
@media(max-width:960px){.src{position:static}}
.doc{border:2px dashed #c4b5fd;border-radius:12px;padding:10px 12px;margin-bottom:10px;background:#faf8ff}
.doc b{display:block;font-size:.8rem;color:var(--acc)}
.doc p{margin:4px 0 0;font-size:.92rem}
.mm{padding:16px}
.memo{margin:0;padding:0;list-style:none;counter-reset:s}
.sent{counter-increment:s;border:2px solid #e2dcf3;border-radius:14px;padding:10px 12px 10px 44px;margin-bottom:8px;position:relative;transition:border-color .15s,background .15s}
.sent::before{content:counter(s);position:absolute;left:12px;top:10px;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;font:800 .78rem/22px 'Rubik',sans-serif;text-align:center}
.sent p{margin:0 0 8px;font-size:1rem}
.sent.on{border-color:var(--bad);background:#fff5f5}
.sent[data-k="1"]{background:#fffaf0;border-color:var(--warn)}
.conf{display:flex;flex-wrap:wrap;gap:6px}
.conf button{border:2px solid var(--ink);border-radius:999px;background:#fff;padding:4px 11px;font:800 .8rem 'Rubik',sans-serif;cursor:pointer;color:var(--ink)}
.conf button.okb[aria-checked="true"]{background:var(--ok);border-color:var(--ok);color:#fff}
.conf button.wb[aria-checked="true"]{background:var(--bad);border-color:var(--bad);color:#fff}
.am{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:18px;align-items:start}
@media(max-width:960px){.am{grid-template-columns:minmax(0,1fr)}}
.am h3{margin:0 0 10px;font:900 1.1rem 'Rubik',sans-serif}
.mxw{padding:14px}
.mxs{overflow-x:auto}
.mx{border-collapse:separate;border-spacing:4px;width:100%}
.mx th{font-size:.78rem;vertical-align:bottom;text-align:center;padding:2px 4px}
.mx th .rn{display:block;font-weight:800}
.mx th.tk{text-align:start;font-weight:500;font-size:.88rem;min-width:190px;vertical-align:middle}
.mx th.tk b{font-family:ui-monospace,Menlo,monospace;background:var(--ink);color:var(--acc2);border-radius:6px;padding:1px 6px;font-size:.78rem}
.cap{display:inline-block;margin-top:3px;font:800 .76rem ui-monospace,Menlo,monospace;border:2px solid var(--ink);border-radius:999px;padding:0 7px;background:#fff}
.cap.full{background:#dcfce7;border-color:var(--ok)}
.cap.over{background:var(--bad);color:#fff;border-color:var(--bad)}
.mx td{text-align:center}
.cell{width:100%;min-width:56px;height:38px;border:2px solid var(--ink);border-radius:10px;background:#fff;font:900 1.1rem 'Rubik',sans-serif;cursor:pointer;color:#fff}
.cell:hover{background:#e0f2fe}
.cell[aria-pressed="true"]{background:var(--acc);border-color:var(--acc)}
.no{display:block;height:38px;line-height:38px;color:#c7c2d6;background:repeating-linear-gradient(45deg,#f3f1f8,#f3f1f8 6px,#ebe8f2 6px,#ebe8f2 12px);border-radius:10px}
.leg{font-size:.84rem;color:var(--muted);margin:8px 0 0}
.side{padding:16px;position:sticky;top:12px}
@media(max-width:960px){.side{position:static}}
.rules{margin:10px 0 0;padding:0;list-style:none}
.rules li{border:2px solid var(--ink);border-radius:10px;padding:7px 10px;margin-bottom:6px;font-size:.86rem;background:#fff}
.rules b{font-family:ui-monospace,Menlo,monospace;color:var(--bad);margin-inline-end:4px}
@media(max-width:560px){.mx th.tk{min-width:120px;font-size:.8rem;position:sticky;left:0;background:#fff;z-index:1}.cell,.no{min-width:46px}.mx th{font-size:.7rem}}

/* ---------- Logic Arena ---------- */
.chb{border:2px dashed var(--bad);border-radius:999px;background:#fff;color:var(--bad);padding:4px 11px;font:800 .8rem 'Rubik',sans-serif;cursor:pointer;white-space:nowrap}
.chb[aria-pressed="true"]{background:var(--bad);color:#fff;border-style:solid}
.chb:disabled{opacity:.6;cursor:default}
.chrow{margin-top:8px}
.frow{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.frow .fitem{flex:1}
.mx th.tk .chb{margin-top:4px;font-size:.72rem;padding:2px 8px}
.status{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--ink);color:#fff;border-radius:0 0 16px 16px;padding:8px 14px;margin:-16px -16px 16px;box-shadow:0 3px 0 rgba(0,0,0,.15)}
.status .ph{font:800 .74rem 'Rubik',sans-serif;letter-spacing:.08em;text-transform:uppercase;background:var(--acc2);color:var(--ink);border-radius:999px;padding:3px 10px}
.status .who{font-weight:700;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.status .clock{background:#fff;color:var(--ink)}
.status .clock.low{background:var(--bad);color:#fff}
.banner{border:var(--line);border-radius:14px;padding:10px 14px;margin:0 0 14px;background:#fff3c4;font-weight:600}
.banner.red{background:#fee2e2}
.banner.green{background:#dcfce7}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font:800 .8rem 'Rubik',sans-serif;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.field input,.field select{border:var(--line);border-radius:12px;padding:10px 12px;font:600 1.05rem 'Rubik',sans-serif;background:#fff;color:var(--ink);width:100%}
.field input.code{font:900 1.6rem ui-monospace,Menlo,monospace;letter-spacing:.3em;text-transform:uppercase;text-align:center}
.narrow{max-width:520px;margin:0 auto}
.teams{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin:10px 0}
.tbtn{all:unset;cursor:pointer;border:var(--line);border-radius:14px;padding:12px;background:#fff;box-shadow:3px 3px 0 var(--ink);font-weight:800;text-align:center}
.tbtn:hover{transform:translate(-1px,-1px)}
.tbtn small{display:block;font-weight:500;color:var(--muted)}
.dot{display:inline-block;width:12px;height:12px;border-radius:50%;border:2px solid var(--ink);vertical-align:-1px;margin-inline-end:6px}
.lb{width:100%;border-collapse:separate;border-spacing:0 6px}
.lb td,.lb th{padding:8px 10px;text-align:start}
.lb th{font:800 .72rem 'Rubik',sans-serif;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.lb tbody tr{background:#fff;box-shadow:0 0 0 2px var(--ink) inset}
.lb tbody tr.me{background:var(--acc2)}
.lb td:first-child{border-radius:12px 0 0 12px;font-weight:900;width:44px;text-align:center}
.lb td:last-child{border-radius:0 12px 12px 0}
.lb .num{text-align:end;font:800 1rem ui-monospace,Menlo,monospace;white-space:nowrap}
.lb th.num{font:800 .72rem 'Rubik',sans-serif}
.lvl{font:800 .74rem 'Rubik',sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--acc)}
.pos{color:var(--ok)}.neg{color:var(--bad)}
.podium{display:flex;justify-content:center;align-items:flex-end;gap:12px;margin:14px 0 22px}
.podium div{background:#fff;border:var(--line);border-radius:16px 16px 0 0;box-shadow:5px 5px 0 var(--ink);padding:12px 10px;width:min(30%,220px);text-align:center}
.podium b{display:block;font:900 1.05rem 'Rubik',sans-serif;overflow-wrap:anywhere}
.podium .m{font-size:2rem}
.podium .s{font:800 1.2rem ui-monospace,Menlo,monospace}
.podium .p1{min-height:190px;background:var(--acc2)}.podium .p2{min-height:150px}.podium .p3{min-height:120px}
.grid2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;align-items:start}
@media(max-width:860px){.grid2{grid-template-columns:minmax(0,1fr)}}
.ch-item{border:2px solid var(--ink);border-radius:12px;padding:8px 12px;margin-bottom:8px;background:#fff}
.ch-item.hit{border-color:var(--ok);background:#f0fdf4}
.ch-item.miss{border-color:var(--bad);background:#fef2f2}
.ch-item b{display:block}
.ch-item p{margin:4px 0 0;font-size:.88rem;color:#3b3355}
.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);background:var(--ink);color:#fff;border-radius:999px;padding:10px 18px;font-weight:700;z-index:99;max-width:92vw;text-align:center}
.muted{color:var(--muted)}
.pill{display:inline-block;border:2px solid var(--ink);border-radius:999px;padding:2px 10px;font:800 .78rem 'Rubik',sans-serif;background:#fff}
.pill.ok{background:#dcfce7;border-color:var(--ok)}
.pill.no{background:#f1f5f9;border-color:#94a3b8;color:#475569}
/* host console */
.hostbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.btn.sm{padding:.4em .85em;font-size:.84rem;box-shadow:2px 2px 0 var(--ink)}
.btn.red{background:#fee2e2}
.join{display:grid;grid-template-columns:auto minmax(0,1fr);gap:22px;align-items:center}
@media(max-width:700px){.join{grid-template-columns:minmax(0,1fr)}}
.qr{background:#fff;border:var(--line);border-radius:16px;padding:10px;width:220px;height:220px}
.qr svg{width:100%;height:100%;display:block}
.bigcode{font:900 clamp(3rem,9vw,5.5rem)/1 ui-monospace,Menlo,monospace;letter-spacing:.12em}
.url{font:700 1.1rem ui-monospace,Menlo,monospace;overflow-wrap:anywhere}
.roster{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.roster .card{padding:12px;box-shadow:4px 4px 0 var(--ink)}
.roster h3{margin:0 0 6px;font:900 1rem 'Rubik',sans-serif}
.pl{display:flex;align-items:center;gap:6px;padding:3px 0;font-size:.92rem}
.pl span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pl.off span{color:#94a3b8;text-decoration:line-through}
.pl select{font:600 .78rem 'Rubik',sans-serif;border:1.5px solid var(--ink);border-radius:8px;padding:1px 3px;max-width:96px}
.x{all:unset;cursor:pointer;font-weight:900;color:var(--bad);padding:0 4px}
.prog{width:100%;border-collapse:collapse}
.prog td,.prog th{padding:8px;border-bottom:1.5px solid #e5e1ef;text-align:start}
.prog th{font:800 .72rem 'Rubik',sans-serif;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.meter{height:10px;border:2px solid var(--ink);border-radius:999px;background:#fff;overflow:hidden;min-width:80px}
.meter i{display:block;height:100%;background:var(--acc)}
.bigclock{font:900 clamp(2.4rem,7vw,4rem)/1 ui-monospace,Menlo,monospace}
.bigclock.low{color:var(--bad)}
.setgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:4px 16px}
.gpick{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin-bottom:16px}
.gpick button{all:unset;cursor:pointer;border:var(--line);border-radius:16px;padding:12px;background:#fff;box-shadow:3px 3px 0 var(--ink);font-weight:800}
.gpick button[aria-pressed="true"]{background:var(--acc2)}
.gpick small{display:block;font-weight:500;color:var(--muted)}
.chk{display:flex;gap:8px;align-items:center;font-weight:600;margin:4px 0}
.overlay{position:fixed;inset:0;background:rgba(34,22,58,.55);z-index:90;display:grid;place-items:center;padding:16px}
.overlay .card{max-width:900px;width:100%;max-height:88vh;overflow:auto}