:root{
  --night:#1A2233;
  --night-2:#28334A;
  --ink:#EDF2F9;
  --muted:#93A3BC;
  --lane:#D9A257;
  --red:#E5484D;
  --green:#22C55E;
  --green-dark:#15803D;
  --paper:#FFFFFF;
  --paper-ink:#1A2233;
  --paper-muted:#61708A;
  --font:"Rubik", "Segoe UI", system-ui, sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{background:var(--night)}
body{margin:0;color:var(--ink);font:16px/1.35 var(--font);padding-inline:10px;padding-block:8px 10px;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}
.app{max-width:720px;margin-inline:auto;height:calc(100vh - 18px);height:calc(100dvh - 18px);min-height:440px;display:grid;grid-template-rows:auto auto auto 1fr;gap:6px}

.bar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px}
.back{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;white-space:nowrap}
.back:hover{color:var(--ink)}
.title{margin:0;font-weight:800;font-size:clamp(1.3rem,4vw,1.9rem);letter-spacing:.02em;white-space:nowrap}
.title span{color:var(--lane)}
.bar-actions{display:flex;gap:8px;align-items:center}
.icon-btn{width:42px;height:42px;border-radius:12px;border:0;background:var(--night-2);color:var(--ink);display:grid;place-items:center;cursor:pointer;padding:0}
.icon-btn span{display:grid;place-items:center}
.icon-btn span[hidden]{display:none}
.icon-btn svg{width:22px;height:22px}
button{font:inherit;cursor:pointer}
.btn{border:0;border-radius:12px;background:var(--night-2);color:var(--ink);font-weight:700;padding:10px 18px;box-shadow:0 4px 0 rgba(0,0,0,.4)}
.btn:active{translate:0 3px;box-shadow:0 1px 0 rgba(0,0,0,.4)}
.btn.small{padding:8px 14px;font-size:15px}
.btn.primary{background:var(--lane);color:#3A2404;box-shadow:0 4px 0 #9A6E2E}
.btn.big{font-size:1.1rem;padding:12px 26px;width:100%}
.btn.light{background:#DFE6F0;color:var(--paper-ink);box-shadow:0 4px 0 #B6C1D1}
:focus-visible{outline:3px solid var(--lane);outline-offset:3px}

.players{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:5px}
.pl{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.06);border-radius:999px;padding:3px 11px 3px 3px;font-weight:700;font-size:13.5px;border:2px solid transparent}
.pl .av{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:15px}
.pl b{font-variant-numeric:tabular-nums;font-size:15px}
.pl.on{border-color:var(--lane);background:rgba(217,162,87,.16)}

.frames{display:grid;grid-template-columns:repeat(10,1fr);gap:3px;font-variant-numeric:tabular-nums}
.fr{background:var(--night-2);border-radius:7px;padding:2px 0 3px;text-align:center;line-height:1.1;min-width:0}
.fr.on{outline:2px solid var(--lane)}
.fr .rolls{display:flex;justify-content:center;gap:2px;font-size:12px;font-weight:700;min-height:14px}
.fr .rolls i{font-style:normal;color:var(--lane)}
.fr .tot{font-size:14px;font-weight:800;min-height:16px}
.fr .no{font-size:9px;color:var(--muted)}

.stage{position:relative;min-height:0;border-radius:14px;overflow:hidden;background:#101725}
canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;user-select:none}
.toast{position:absolute;left:50%;top:38%;translate:-50% -50%;margin:0;padding:8px 24px;border-radius:999px;background:rgba(16,23,37,.88);
  font-weight:800;font-size:clamp(1.4rem,6vw,2.4rem);white-space:nowrap;pointer-events:none;text-align:center;color:var(--lane);animation:pop .4s ease-out}
.toast[hidden]{display:none}
@keyframes pop{0%{scale:.4;opacity:0}60%{scale:1.12;opacity:1}100%{scale:1}}
.throw{position:absolute;left:50%;bottom:10px;translate:-50% 0;border:0;border-radius:16px;padding:14px 34px;background:var(--green);color:#fff;
  font-weight:800;font-size:1.15rem;box-shadow:0 5px 0 var(--green-dark);min-width:180px}
.throw:active{translate:-50% 4px;box-shadow:0 1px 0 var(--green-dark)}
.throw[hidden]{display:none}

.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(10,15,25,.84);overflow-y:auto}
.overlay[hidden]{display:none}
.sheet{width:100%;max-width:520px;background:var(--paper);color:var(--paper-ink);border-radius:20px;padding:20px 22px;display:grid;gap:14px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.sheet.center{text-align:center;justify-items:center;max-width:460px}
h2{margin:0;text-align:center;font-weight:800;font-size:1.9rem}
.help{margin:0;font-size:13px;color:var(--paper-muted);line-height:1.55}
.help b{color:var(--paper-ink)}
fieldset{border:0;margin:0;padding:0;display:grid;gap:8px}
legend{font-size:13px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--paper-muted);margin-bottom:4px;padding:0}
.rows{display:grid;gap:8px}
.p-row{display:grid;grid-template-columns:38px 1fr auto auto;gap:7px;align-items:center}
.p-row .av{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:20px}
.p-row input[type="text"]{min-width:0;font:700 1rem var(--font);color:var(--paper-ink);padding:8px 10px;border-radius:11px;border:3px solid rgba(26,34,51,.12);background:#F5F8FC}
.p-row input[type="text"]:focus{border-color:#9A6E2E;outline:none}
.toggle{display:flex;align-items:center;gap:5px;font-weight:700;cursor:pointer;white-space:nowrap;font-size:14px}
.toggle input{width:20px;height:20px;accent-color:var(--paper-ink);flex:none}
.seg{display:flex;border:3px solid rgba(26,34,51,.12);border-radius:12px;overflow:hidden}
.seg label{position:relative;cursor:pointer;flex:1}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:7px 8px;font-size:14px;font-weight:700;color:var(--paper-muted);text-align:center}
.seg.wide span{font-size:1rem}
.seg label + label span{border-left:2px solid rgba(26,34,51,.1)}
.seg input:checked + span{background:var(--paper-ink);color:#fff}
.trophy{font-size:56px;line-height:1}
.end-title{margin:0;font-weight:800;font-size:1.6rem;text-wrap:balance}
.board{display:grid;gap:6px;width:100%}
.board div{display:flex;justify-content:space-between;gap:10px;background:#F1F5FA;border-radius:12px;padding:8px 14px;font-weight:700}
.board b{font-variant-numeric:tabular-nums;font-size:1.2rem}
.board div.win{background:#FFF3DC;box-shadow:inset 0 0 0 2px var(--lane)}
.row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

@media (max-width:640px){
  .back-tx{display:none}
  .back{font-size:20px}
  .fr .rolls{font-size:10.5px}
  .fr .tot{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){ .toast{animation:none} }