:root{
  --bg:#16424A;
  --ink:#F3FAF8;
  --muted:#A8C9C6;
  --gold:#FFD166;
  --paper:#FFFBF2;
  --paper-ink:#1E3A3F;
  --paper-muted:#5E7774;
  --yes:#2EB872;
  --no:#E5484D;
  --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/1.4 var(--font);padding-inline:8px;padding-block:6px 10px;-webkit-tap-highlight-color:transparent;
  background:radial-gradient(110% 70% at 50% 25%,#22616B 0%,#0D2A30 80%) fixed,var(--bg)}
.app{max-width:1180px;margin-inline:auto;width:100%;display:grid;grid-template-columns:minmax(0,1fr);gap:8px}

.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;font-size:20px}
.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:#E6EFEE;color:var(--paper-ink);font-weight:700;padding:10px 18px;box-shadow:0 4px 0 rgba(0,0,0,.18)}
.btn:active{translate:0 3px;box-shadow:0 1px 0 rgba(0,0,0,.18)}
.btn.primary{background:var(--gold);color:#3D2B00;box-shadow:0 4px 0 #B8902A}
.btn.big{font-size:1.15rem;padding:12px 26px;width:100%}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

/* oyuncular */
.players{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.pl{display:flex;align-items:center;gap:6px;background:rgba(0,0,0,.25);border:2px solid transparent;border-radius:999px;padding:3px 12px 3px 3px;font-weight:700;font-size:14px}
.pl .av{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:16px}
.pl b{color:var(--gold);font-variant-numeric:tabular-nums}
.pl.cur{border-color:var(--gold);background:rgba(255,209,102,.16)}
.status{margin:0;text-align:center;font-weight:700;font-size:1.05rem;min-height:1.5em}

/* oyun alanı */
.play{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:12px;align-items:start}
.board{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.card{position:relative;aspect-ratio:5/6;border:0;padding:0;background:transparent;perspective:600px;border-radius:12px}
.card .in{position:absolute;inset:0;transition:transform .45s ease;transform-style:preserve-3d}
.card.down .in{transform:rotateY(180deg)}
.card .front,.card .back{position:absolute;inset:0;border-radius:12px;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden}
.card .front{background:#FFF8EA;box-shadow:0 3px 0 rgba(0,0,0,.25);display:grid;grid-template-rows:1fr auto}
.card .front canvas{width:100%;height:100%;display:block;min-height:0}
.card .front span{font-size:13px;font-weight:700;color:var(--paper-ink);text-align:center;padding:1px 2px 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card .back{transform:rotateY(180deg);background:repeating-linear-gradient(45deg,#1F5B63 0 10px,#24686F 10px 20px);border:3px solid #2D7A82;display:grid;place-items:center;font-size:28px;color:rgba(255,255,255,.35);font-weight:800}
.card:not(.down):hover .front{outline:3px solid var(--gold)}
.card:disabled{cursor:default}
.card.flash .front{outline:4px solid var(--yes)}

.side{display:grid;gap:10px;position:sticky;top:8px}
.qs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
.q{display:flex;align-items:center;gap:6px;border:0;border-radius:12px;background:#FFF8EA;color:var(--paper-ink);padding:4px 8px 4px 4px;font-weight:700;font-size:13px;text-align:left;line-height:1.2;box-shadow:0 3px 0 rgba(0,0,0,.25);min-height:48px}
.q canvas{width:40px;height:40px;flex:none}
.q:disabled{opacity:.35;cursor:not-allowed;box-shadow:none}
.q.hint{animation:hint 1s ease-in-out infinite}
@keyframes hint{50%{box-shadow:0 0 0 4px var(--gold),0 3px 0 rgba(0,0,0,.25)}}
.answer{border-radius:16px;padding:10px 12px;display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;color:#fff}
.answer[hidden]{display:none}
.answer.yes{background:var(--yes)} .answer.no{background:var(--no)}
.answer canvas{width:48px;height:48px;flex:none;background:#FFF8EA;border-radius:10px}
.answer big{font-size:1.4rem;display:block}
.tip{margin:0;font-size:13px;color:var(--muted)}
.tip b{color:var(--ink)}

/* katmanlar */
.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(5,20,24,.8);overflow-y:auto}
.overlay[hidden]{display:none}
.sheet{width:100%;max-width:480px;background:var(--paper);color:var(--paper-ink);border-radius:22px;padding:18px 20px;display:grid;gap:12px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.sheet.small{max-width:340px}
.sheet.center{text-align:center;justify-items:center}
.sheet h2{margin:0;font-size:1.6rem}
.help{margin:0;font-size:13.5px;color:var(--paper-muted);line-height:1.55;text-align:left}
.help b{color:var(--paper-ink)}
.trophy{font-size:54px;line-height:1}
.end-title{margin:0;font-weight:800;font-size:1.5rem;text-wrap:balance}
.lead{margin:0;color:var(--paper-muted);font-weight:700}
.lead:empty{display:none}
.two{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%}
#guess-face,#reveal-face{width:150px;height:180px;background:#FFF8EA;border-radius:16px;box-shadow:0 4px 0 rgba(0,0,0,.15)}
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:8px;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(30,58,63,.12);background:#F6F1E6}
.p-row input[type="text"]:focus{border-color:#2D7A82;outline:none}
.toggle{display:flex;align-items:center;gap:4px;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(30,58,63,.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(30,58,63,.1)}
.seg input:checked + span{background:var(--paper-ink);color:#fff}
.seg input:focus-visible + span{outline:3px solid var(--gold);outline-offset:-3px}
.results{display:grid;gap:8px;width:100%}
.results div{display:flex;justify-content:space-between;gap:10px;background:#EFF5F3;border-radius:12px;padding:9px 14px;font-weight:700}
.results div.win{background:#FFF3D6;box-shadow:inset 0 0 0 2px var(--gold)}
.results b{font-variant-numeric:tabular-nums;font-size:1.15rem}

@media (max-width:900px){
  .play{grid-template-columns:minmax(0,1fr)}
  .side{position:static}
  .qs{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:640px){
  .back-tx{display:none}
  .back{font-size:20px}
  .board{gap:4px}
  .card,.card .front,.card .back{border-radius:8px}
  .card .back{font-size:18px;border-width:2px}
  .card .front span{font-size:10px;padding-bottom:2px}
  .q{font-size:12.5px;min-height:44px}
  .q canvas{width:34px;height:34px}
  .status{font-size:.95rem}
  .qs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pl{font-size:13px;padding-right:9px}
  .pl .av{width:26px;height:26px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){ .card .in{transition:none} .q.hint{animation:none;box-shadow:0 0 0 4px var(--gold)} }