:root{--bg: #0e1116;--panel: #171c26;--panel-2: #212940;--card-face: #182031;--text: #e8ecf4;--muted: #93a0b4;--accent: #38bdf8;--accent-ink: #06283a;--wrong: #f87171;--gold: #fbbf24;color-scheme:dark}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-tap-highlight-color:transparent;overflow:hidden}.game{height:100%;max-width:860px;margin-inline:auto;padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:10px;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.hud{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px}.chips{grid-column:1;grid-row:1;display:flex;gap:6px;min-width:0}.chip{display:inline-flex;align-items:center;gap:6px;min-height:38px;padding-inline:10px;border-radius:10px;background:var(--panel);font-size:15px;font-weight:700;font-variant-numeric:tabular-nums}.chip[hidden]{display:none}.chip .icon{width:17px;height:17px;flex:none}#moves-chip .icon{color:var(--accent)}#time-chip .icon{color:var(--muted)}#best-chip .icon{color:var(--gold)}.actions{grid-column:2;grid-row:1;display:flex;gap:6px;justify-self:end}.levels{grid-column:1 / -1;grid-row:2;display:flex;gap:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;min-width:44px;padding-inline:14px;border:0;border-radius:10px;background:var(--panel-2);color:var(--text);font:inherit;font-weight:600;cursor:pointer}.btn .icon{width:20px;height:20px;flex:none}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--accent);color:var(--accent-ink);padding-inline:24px}.level{flex:1;min-height:40px;padding-inline:6px;border:0;border-radius:10px;background:var(--panel);color:var(--muted);font:inherit;font-size:14px;font-weight:600;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.level.is-on{background:var(--panel-2);color:var(--text);box-shadow:inset 0 0 0 1.5px #38bdf88c}.board-wrap{position:relative;flex:1;min-height:0;min-width:0;display:flex;align-items:center;justify-content:center}.board{display:grid;gap:var(--gap, 8px);touch-action:none}.card{width:var(--card-w, 70px);height:var(--card-h, 90px);padding:0;border:0;background:none;color:inherit;font:inherit;cursor:pointer;perspective:700px;touch-action:manipulation;-webkit-tap-highlight-color:transparent;animation:deal .28s ease-out backwards;animation-delay:calc(var(--i, 0) * 16ms)}.card-inner{position:relative;display:block;width:100%;height:100%;transition:transform .34s cubic-bezier(.2,.7,.3,1);-webkit-transform-style:preserve-3d;transform-style:preserve-3d}.card.is-up .card-inner{transform:rotateY(180deg)}.card-face{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;border-radius:clamp(7px,calc(var(--card-w, 70px) * .15),16px);-webkit-backface-visibility:hidden;backface-visibility:hidden}.card-face .icon{width:58%;height:58%}.card-back{background:linear-gradient(155deg,#435270,#2c3752 55%,#202942);color:var(--accent);box-shadow:inset 0 1px #ffffff24,inset 0 -3px #0000004d}.card-front{transform:rotateY(180deg);background:var(--card-face);color:var(--sym, var(--text));box-shadow:inset 0 0 0 2px #ffffff12}.card:active:not(.is-matched) .card-inner{filter:brightness(1.2)}.card.is-matched{cursor:default;animation:matched-pop .4s ease-out}.card.is-matched .card-front{background:#38bdf817;box-shadow:inset 0 0 0 2px #38bdf873;opacity:.72}.card.is-wrong{animation:wrong-shake .38s ease-out}.card.is-wrong .card-front{background:#f8717121;box-shadow:inset 0 0 0 2px #f8717180}@keyframes deal{0%{opacity:0;transform:translateY(10px) scale(.9)}to{opacity:1;transform:none}}@keyframes matched-pop{0%{transform:scale(1)}45%{transform:scale(1.07)}to{transform:scale(1)}}@keyframes wrong-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}60%{transform:translate(4px)}}.overlay{position:absolute;inset:0;z-index:2;display:flex;align-items:center;justify-content:center;padding:12px;background:#0e111699;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:overlay-in .2s ease-out}.overlay[hidden]{display:none}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}.overlay-card{max-width:100%;display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 22px;border-radius:16px;background:var(--panel);box-shadow:0 18px 44px #0000008c;text-align:center}.overlay-title{margin:0;font-size:clamp(20px,4.6vw,30px);font-weight:800}.overlay-line{margin:0;color:var(--muted);font-size:16px;font-weight:600;font-variant-numeric:tabular-nums}.overlay-note{margin:0;color:var(--muted);font-size:14px;font-variant-numeric:tabular-nums}.overlay-note:empty{display:none}.overlay-note.is-best{color:var(--gold);font-weight:700}.overlay-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:4px}.hint{margin:0;text-align:center;color:var(--muted);font-size:13px;line-height:1.45}@media(max-width:470px){.btn-label{display:none}#restart-btn{padding-inline:0}.game{padding-left:max(8px,env(safe-area-inset-left));padding-right:max(8px,env(safe-area-inset-right))}}@media(max-height:470px){.game{padding:max(8px,env(safe-area-inset-top)) max(8px,env(safe-area-inset-right)) max(8px,env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));gap:6px}.chip{min-height:32px;padding-inline:8px;font-size:14px}.btn{min-height:38px;min-width:38px}.level{min-height:32px;font-size:13px}.hint{font-size:12px}}@media(max-height:470px)and (min-aspect-ratio:13 / 10){.game{flex-direction:row;align-items:stretch;gap:10px;max-width:none}.hud{display:flex;flex-direction:column;justify-content:center;align-items:stretch;flex:0 0 auto;width:min(32vw,185px);min-height:0;overflow-y:auto;gap:6px}.chips,.levels{flex-direction:column}.chip{justify-content:space-between}.actions{justify-self:auto}#restart-btn{flex:1}.hint{display:none}}@media(prefers-reduced-motion:reduce){.card,.card.is-matched,.card.is-wrong,.overlay{animation-duration:1ms}.card-inner{transition-duration:1ms}}