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cubic-bezier(.4,0,.2,1);display:inline-flex}.numpad-btn:hover{background-color:var(--cell-hover);border-color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 6px -1px #0003}.numpad-btn:active{transform:translateY(0)scale(.95)}.numpad-btn-inner{flex-direction:column;justify-content:center;align-items:center;gap:2px;width:100%;height:100%;display:flex}.numpad-btn .num{font-size:1.15rem;font-weight:700;line-height:1}.numpad-btn .count{color:var(--text-muted);letter-spacing:.02em;font-size:.62rem;font-weight:550;line-height:1}.numpad-btn.completed{opacity:.65;border-color:var(--success);background-color:color-mix(in srgb, var(--success) 6%, var(--cell-bg))}.numpad-btn.completed .count{color:var(--success);font-weight:750}.numpad-btn.active{border-color:var(--accent);background-color:color-mix(in srgb, var(--accent) 12%, var(--cell-bg));box-shadow:0 0 0 1px var(--accent)}.numpad-btn.erase{background-color:color-mix(in srgb, var(--danger) 10%, var(--cell-bg));border-color:color-mix(in srgb, var(--danger) 40%, var(--grid-line));color:var(--danger)}.numpad-btn.erase:hover{background-color:var(--danger);border-color:var(--danger);color:var(--danger-contrast,#fff)}@media (width<=500px){.number-pad{gap:.3rem}.numpad-btn{border-radius:6px;height:2.5rem;font-size:1rem}}.grid-loader{background-color:color-mix(in srgb, var(--bg-color) 80%, transparent);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:1rem;animation:.25s ease-out forwards fadeIn;display:flex;position:absolute;inset:4px}.loader-spinner{border:3.5px solid color-mix(in srgb, var(--accent) 15%, transparent);border-top-color:var(--accent);border-radius:50%;width:44px;height:44px;animation:.8s linear infinite spin}.loader-text{color:var(--text-main);letter-spacing:.08em;text-transform:uppercase;text-shadow:0 2px 4px #0006;font-size:.88rem;font-weight:750}.cell.pop-in span{animation:.25s cubic-bezier(.34,1.56,.64,1) forwards popIn}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes popIn{0%{opacity:.4;transform:scale(.4)}to{opacity:1;transform:scale(1)}}.no-transition,.no-transition *{transition:none!important}@media (width>=950px){#app{width:100%;max-width:1080px}.app-layout{grid-template-columns:360px 1fr;align-items:start;gap:2.5rem}.controls{grid-template-columns:1fr}}