:root{
  --bg:#14281F;
  --ink:#F3F7F2;
  --muted:#A5C2B3;
  --gold:#F5C542;
  --gold-d:#B88E17;
  --paper:#FFFFFF;
  --paper-ink:#14281F;
  --paper-muted:#5F7A6C;
  --font:"Rubik", "Segoe UI", system-ui, sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{background:var(--bg)}
body{margin:0;color:var(--ink);font:16px/1.35 var(--font);padding-inline:8px;padding-block:6px 8px;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;
  background:radial-gradient(110% 70% at 50% 40%,#244735 0%,#0D1B14 80%) fixed,var(--bg)}
.app{max-width:720px;margin-inline:auto;width:100%;height:calc(100vh - 14px);height:calc(100dvh - 14px);min-height:480px;display:grid;grid-template-rows:auto auto 1fr auto;grid-template-columns:minmax(0,1fr);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);white-space:nowrap}
.title span{color:var(--gold)}
.bar-actions{display:flex;gap:8px;align-items:center}
.icon-btn{width:42px;height:42px;border-radius:12px;border:0;background:rgba(255,255,255,.1);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:rgba(255,255,255,.12);color:var(--ink);font-weight:700;padding:10px 18px;box-shadow:0 4px 0 rgba(0,0,0,.35)}
.btn:active{translate:0 3px;box-shadow:0 1px 0 rgba(0,0,0,.35)}
.btn.small{padding:8px 13px;font-size:15px}
.btn.primary{background:var(--gold);color:#4A3600;box-shadow:0 4px 0 var(--gold-d)}
.btn.light{background:#E7EFEA;color:var(--paper-ink);box-shadow:0 4px 0 #BFD0C6}
.btn.big{font-size:1.1rem;padding:12px 26px;width:100%}
:focus-visible{outline:3px solid var(--gold);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,.08);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;color:var(--gold)}
.pl.on{border-color:var(--gold);background:rgba(245,197,66,.16)}
.pl.bust b{color:#FF8A8A}

.stage{position:relative;min-height:0}
canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;cursor:crosshair}

.turn{display:grid;gap:4px;justify-items:center}
.darts{display:flex;gap:8px}
.dslot{min-width:74px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-weight:800;font-size:17px;font-variant-numeric:tabular-nums;border:2px dashed rgba(255,255,255,.18)}
.dslot.done{border-style:solid;border-color:transparent;background:rgba(255,255,255,.14)}
.dslot.hi{background:rgba(245,197,66,.25);color:var(--gold)}
.dslot.zero{color:#FF8A8A}
.dslot.sum{background:transparent;border:0;color:var(--muted);min-width:auto;padding-inline:4px}
.hintline{margin:0;text-align:center;color:var(--muted);font-size:14px;font-weight:700;min-height:1.3em}

.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(6,14,10,.84);overflow-y:auto}
.overlay[hidden]{display:none}
.sheet{width:100%;max-width:520px;background:var(--paper);color:var(--paper-ink);border-radius:22px;padding:20px 22px;display:grid;gap:13px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.sheet.center{text-align:center;justify-items:center;max-width:400px}
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)}
.help:empty{display:none}
fieldset{border:0;margin:0;padding:0;display:grid;gap:8px;min-width:0}
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 minmax(0,1fr) 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(20,40,31,.12);background:#F4F8F5}
.p-row input[type="text"]:focus{border-color:var(--gold-d);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(20,40,31,.12);border-radius:12px;overflow:hidden}
.seg label{position:relative;cursor:pointer;flex:1;min-width:0}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:7px 6px;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(20,40,31,.1)}
.seg input:checked + span{background:var(--paper-ink);color:#fff}
.seg input:focus-visible + span{outline:3px solid var(--gold);outline-offset:-3px}
.trophy{font-size:56px;line-height:1}
.end-title{margin:0;font-weight:800;font-size:1.6rem;text-wrap:balance}
.lead{margin:0;color:var(--paper-muted);font-weight:600;font-size:14px}
.lead:empty{display:none}
.results{display:grid;gap:8px;width:100%}
.results div{display:flex;justify-content:space-between;gap:10px;background:#EFF5F1;border-radius:12px;padding:9px 14px;font-weight:700}
.results div.win{background:#FFF6DC;box-shadow:inset 0 0 0 2px var(--gold)}
.results b{font-variant-numeric:tabular-nums;font-size:1.15rem}
.row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

@media (max-width:640px){
  .back-tx{display:none}
  .back{font-size:20px}
  .seg span{font-size:12.5px}
  .dslot{min-width:62px;font-size:15px}
}