.pk35-fifteen,.pk35-fifteen *{box-sizing:border-box}.pk35-fifteen{--f15-n:4;position:relative;width:100%;max-width:620px;margin:1.5rem auto;padding:clamp(10px,3vw,22px);border-radius:20px;background:linear-gradient(145deg,#703e25,#ad6a3b);color:#fff;font:16px/1.35 system-ui,-apple-system,"Segoe UI",sans-serif;box-shadow:0 12px 35px #43231455;overflow:hidden}.pk35-fifteen__top{display:flex;align-items:end;justify-content:center;flex-wrap:wrap;gap:8px;margin-bottom:14px}.pk35-fifteen__top label span,.pk35-fifteen__top>div span{display:block;font-size:.72rem;opacity:.84}.pk35-fifteen__top select{height:39px;max-width:170px;margin:0;padding:0 9px;border:0;border-radius:8px;background:#fff;color:#60351f;font:600 .86rem/1 inherit}.pk35-fifteen__top>div{min-width:68px;padding:3px;text-align:center}.pk35-fifteen__top strong{display:block;font-size:clamp(.95rem,2.7vw,1.15rem);font-variant-numeric:tabular-nums}.pk35-fifteen__board{display:grid;grid-template-columns:repeat(var(--f15-n),minmax(0,1fr));grid-template-rows:repeat(var(--f15-n),minmax(0,1fr));gap:clamp(4px,1vw,8px);width:min(100%,520px);aspect-ratio:1;margin:auto;padding:clamp(6px,1.5vw,11px);border-radius:15px;background:#4b291b;box-shadow:inset 0 3px 14px #281309}.pk35-fifteen__tile{appearance:none;display:grid;place-items:center;width:100%;height:100%;min-width:0;min-height:0;margin:0;padding:0;border:0;border-radius:12%;background:linear-gradient(145deg,#fff0bd,#e9ad49);color:#5c351e;box-shadow:inset 5px 5px 8px #fff8,inset -5px -6px 9px #9f5e26aa,0 3px 5px #1f0e0777;font:800 clamp(19px,7vw,43px)/1 system-ui,sans-serif;cursor:pointer}.pk35-fifteen__tile:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-1px)}.pk35-fifteen__tile:focus-visible{z-index:2;outline:4px solid #fff;outline-offset:-4px}.pk35-fifteen__tile.is-hint{animation:pk35-f15-hint .55s ease-in-out 3}.pk35-fifteen__empty{visibility:hidden;pointer-events:none}@keyframes pk35-f15-hint{50%{filter:brightness(1.3);box-shadow:0 0 0 5px #fff36a}}.pk35-fifteen__status{min-height:1.4em;margin:13px 0 8px;text-align:center}.pk35-fifteen__controls{display:flex;justify-content:center;gap:9px}.pk35-fifteen button:not(.pk35-fifteen__tile){appearance:none;min-height:42px;margin:0;padding:10px 17px;border:0;border-radius:9px;background:#fff;color:#643a22;font:700 .92rem/1.2 inherit;box-shadow:0 2px 5px #0004;cursor:pointer}.pk35-fifteen button:not(.pk35-fifteen__tile):hover{background:#fff1b0}.pk35-fifteen__help{margin:8px 0 0;text-align:center;font-size:.78rem;opacity:.78}.pk35-fifteen__modal{position:absolute;inset:0;z-index:30;display:grid;place-items:center;padding:20px;background:#3a1f14e8}.pk35-fifteen__modal[hidden]{display:none}.pk35-fifteen__dialog{width:min(100%,380px);padding:25px;border-radius:17px;background:#fff;color:#60351f;text-align:center;box-shadow:0 15px 45px #0007}.pk35-fifteen__dialog h3{margin:0 0 8px;font-size:1.6rem}.pk35-fifteen__dialog p{margin:0 0 17px}
@media(max-width:520px){.pk35-fifteen{padding:9px;border-radius:12px}.pk35-fifteen__top{gap:4px}.pk35-fifteen__top label{flex:1 1 100%}.pk35-fifteen__top select{width:100%;max-width:none}.pk35-fifteen__top>div{flex:1;min-width:58px}.pk35-fifteen__board{gap:4px;padding:5px;border-radius:10px}.pk35-fifteen__tile{box-shadow:inset 3px 3px 5px #fff8,inset -3px -4px 6px #9f5e26aa,0 2px 3px #1f0e0777}}
@media(prefers-reduced-motion:reduce){.pk35-fifteen__tile{transition:none}.pk35-fifteen__tile.is-hint{animation:none;outline:4px solid #fff36a}}