:root{
  --bg:#16213A;
  --bg-2:#1F2D4D;
  --ink:#EEF2FA;
  --muted:#9AA8C7;
  --gold:#F5C542;
  --gold-d:#B88E17;
  --paper:#FFFFFF;
  --paper-ink:#1C2740;
  --cell-bg:#F7F9FD;
  --cell-line:#C9D2E3;
  --cell-line-5:#5E6C8C;
  --fill:#1C2740;
  --hl:#FFF3C7;
  --font:"Rubik", "Segoe UI", system-ui, sans-serif;
  --cell:28px;
  --clue-w:60px;
  --clue-h:60px;
  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:10px;padding-block:8px 10px;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;
  background:radial-gradient(120% 80% at 50% 0%,#24355C 0%,#111A2E 75%) fixed,var(--bg)}
.app{max-width:760px;margin-inline:auto;width:100%;min-height:calc(100dvh - 18px);display:grid;grid-template-rows:auto 1fr;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(1.25rem,4vw,1.9rem);white-space:nowrap}
.title span{color:var(--gold)}
.bar-actions{display:flex;gap:8px;align-items:center}
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 14px;font-size:15px}
.btn.primary{background:var(--gold);color:#4A3600;box-shadow:0 4px 0 var(--gold-d)}
.btn.light{background:#E4E9F3;color:var(--paper-ink);box-shadow:0 4px 0 #B6C0D4}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
[hidden]{display:none !important}

/* liste */
.list{display:grid;gap:16px;align-content:start}
.intro{margin:0;color:var(--muted);font-size:14px;line-height:1.55;background:rgba(255,255,255,.05);border-radius:14px;padding:12px 14px}
.intro b{color:var(--ink)}
.pack h2{margin:4px 0 8px;font-size:1.05rem;font-weight:800;display:flex;align-items:baseline;gap:8px}
.pack h2 small{color:var(--muted);font-weight:600;font-size:13px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(98px,1fr));gap:8px}
.pz{border:0;border-radius:14px;background:rgba(255,255,255,.07);color:var(--ink);padding:8px 6px 7px;display:grid;justify-items:center;gap:5px;font-weight:700;font-size:13px;
  border:2px solid transparent;min-width:0}
.pz:hover{border-color:rgba(255,255,255,.25)}
.pz canvas{width:64px;height:64px;image-rendering:pixelated;border-radius:6px;background:rgba(255,255,255,.06)}
.pz .q{width:64px;height:64px;border-radius:6px;display:grid;place-items:center;font-size:26px;color:var(--muted);background:rgba(255,255,255,.06)}
.pz small{color:var(--muted);font-weight:600;font-size:12px;font-variant-numeric:tabular-nums}
.pz.done{background:rgba(245,197,66,.12)}
.pz.rand .q{color:var(--gold)}

/* oyun */
.play{display:grid;grid-template-rows:auto 1fr auto auto;gap:8px;min-height:0}
.hud{display:flex;gap:6px;justify-content:center;flex-wrap:wrap}
.pill{background:rgba(255,255,255,.08);border-radius:999px;padding:4px 12px;font-weight:700;font-size:14px;font-variant-numeric:tabular-nums}
.pill.time{color:var(--gold)}
.pill:empty{display:none}
.board-wrap{display:grid;place-items:center;min-height:0;overflow:hidden}
.board{display:grid;grid-template-columns:var(--clue-w) repeat(var(--n),var(--cell));grid-template-rows:var(--clue-h) repeat(var(--n),var(--cell));
  background:var(--paper);border-radius:12px;padding:6px;touch-action:none;user-select:none;-webkit-user-select:none;color:var(--paper-ink);box-shadow:0 10px 30px rgba(0,0,0,.35)}
.corner{grid-row:1;grid-column:1}
.cc{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:1px;padding-bottom:3px;font-weight:700;font-size:calc(var(--cell) * .48);line-height:1.05;font-variant-numeric:tabular-nums;border-radius:4px 4px 0 0}
.rc{display:flex;justify-content:flex-end;align-items:center;gap:calc(var(--cell) * .22);padding-right:5px;font-weight:700;font-size:calc(var(--cell) * .48);font-variant-numeric:tabular-nums;border-radius:4px 0 0 4px;white-space:nowrap}
.cc.ok,.rc.ok{color:#B4BDD0}
.cc.hl,.rc.hl{background:var(--hl)}
.cell{background:var(--cell-bg);border-right:1px solid var(--cell-line);border-bottom:1px solid var(--cell-line);position:relative}
.cell.c0{border-left:2px solid var(--cell-line-5)}
.cell.r0{border-top:2px solid var(--cell-line-5)}
.cell.c5{border-right:2px solid var(--cell-line-5)}
.cell.r5{border-bottom:2px solid var(--cell-line-5)}
.cell.hl{background:var(--hl)}
.cell.f{background:var(--fill)}
.cell.x::after{content:"";position:absolute;inset:26%;background:
  linear-gradient(45deg,transparent 44%,#8090B0 44%,#8090B0 56%,transparent 56%),
  linear-gradient(-45deg,transparent 44%,#8090B0 44%,#8090B0 56%,transparent 56%)}
.cell.cur{outline:3px solid var(--gold);outline-offset:-3px;z-index:1}
.cell.bad{background:#FFB4B4 !important;animation:bad .9s}
@keyframes bad{30%{background:#E5484D}}
.cell.hint{animation:hint 1.2s}
@keyframes hint{0%,60%{box-shadow:inset 0 0 0 4px var(--gold)}}
.board.won .cell{border-color:transparent;transition:background .5s}
.board.won .cell.x::after{display:none}

.tools{display:flex;gap:8px;justify-content:center;align-items:center;flex-wrap:wrap}
.seg{display:flex;background:rgba(255,255,255,.08);border-radius:14px;padding:4px;gap:4px}
.seg button{border:0;border-radius:10px;background:transparent;color:var(--muted);font-weight:800;padding:9px 14px;display:flex;align-items:center;gap:7px;font-size:15px}
.seg button.on{background:var(--ink);color:var(--paper-ink)}
.sw-fill{width:16px;height:16px;border-radius:3px;background:currentColor;display:inline-block}
.sw-x{font-style:normal;font-weight:800}
.tool{border:0;border-radius:14px;background:rgba(255,255,255,.1);color:var(--ink);min-width:48px;height:46px;font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:3px;padding:0 10px}
.tool b{font-size:13px;color:var(--gold)}
.tool:active{translate:0 2px}
.tool:disabled{opacity:.4;cursor:default}
.hintline{margin:0;text-align:center;color:var(--muted);font-size:13px;font-weight:600;min-height:1.2em}

/* kazanma */
.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(8,12,24,.82);overflow-y:auto}
.sheet{width:100%;max-width:360px;background:var(--paper);color:var(--paper-ink);border-radius:22px;padding:20px 22px;display:grid;gap:12px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.sheet.center{text-align:center;justify-items:center}
#win-pic{width:160px;height:160px;image-rendering:pixelated;border-radius:10px;background:#F3F5FA;animation:pop .6s}
@keyframes pop{0%{scale:.6;opacity:0}70%{scale:1.06}}
.end-title{margin:0;font-weight:800;font-size:1.7rem}
.end-sub{margin:0;color:#5E6C8C;font-weight:600;font-size:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

@media (max-width:640px){
  .back-tx{display:none}
  .back{font-size:20px}
  .seg button{padding:8px 11px}
}
@media (prefers-reduced-motion:reduce){
  #win-pic,.cell.bad,.cell.hint{animation:none}
  .board.won .cell{transition:none}
}