.klotski{display:flex;align-items:center;justify-content:center;min-height:100dvh;padding:16px;box-sizing:border-box;overflow:hidden}.klotski-layout{display:flex;gap:20px;align-items:flex-start;justify-content:center;max-width:900px;width:100%}.klotski-panel{display:flex;flex-direction:column;gap:12px;min-width:140px;max-width:180px}.klotski-board-area{position:relative;flex-shrink:0}#klotskiCanvas{display:block;border-radius:12px;touch-action:none;outline:none}#klotskiCanvas:focus-visible{box-shadow:0 0 0 3px var(--brand-start, #F9C31F)}.klotski .glass-card{background:#ffffff08;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:14px 16px}:global([data-theme=light]) .klotski .glass-card{background:#00000008;border-color:#00000014}.klotski .stat-card{display:flex;flex-direction:column;align-items:center;gap:4px}.klotski .stat-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted, #888)}.klotski .stat-value{font-size:28px;font-weight:700;font-variant-numeric:tabular-nums;background:linear-gradient(135deg,#77ffe0,#7a7aff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.klotski .puzzle-name-card{text-align:center}.klotski .puzzle-name{font-size:13px;font-weight:600;color:var(--text-primary, #e8e8e8)}.klotski .card-heading{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted, #888);margin:0 0 10px}.klotski .puzzle-selector{display:flex;flex-direction:column;gap:4px}.klotski .puzzle-btn{background:#ffffff0a;border:1px solid rgba(255,255,255,.06);border-radius:8px;color:var(--text-primary, #e8e8e8);padding:7px 10px;font-size:12px;cursor:pointer;transition:background .15s,border-color .15s;text-align:left}.klotski .puzzle-btn:hover{background:#ffffff14}.klotski .puzzle-btn.active{background:#f9c31f1f;border-color:#f9c31f4d;color:#f9c31f}:global([data-theme=light]) .klotski .puzzle-btn{background:#00000008;border-color:#00000014;color:var(--text-primary, #1a1a1a)}:global([data-theme=light]) .klotski .puzzle-btn:hover{background:#0000000f}:global([data-theme=light]) .klotski .puzzle-btn.active{background:#d977061a;border-color:#d977064d;color:#92400e}.klotski .action-buttons{display:flex;gap:8px}.klotski .game-button{flex:1;padding:8px 12px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;border:1px solid rgba(255,255,255,.1);transition:background .15s,opacity .15s}.klotski .game-button:disabled{opacity:.35;cursor:default}.klotski .game-button.secondary{background:#ffffff0f;color:var(--text-primary, #e8e8e8)}.klotski .game-button.secondary:hover:not(:disabled){background:#ffffff1a}.klotski .game-button.primary{background:linear-gradient(135deg,#f9c31f,#e0a800);color:#1a1000;border-color:transparent}.klotski .game-button.primary:hover:not(:disabled){background:linear-gradient(135deg,#ffe04a,#f9c31f)}:global([data-theme=light]) .klotski .game-button.secondary{background:#0000000d;border-color:#0000001a;color:var(--text-primary, #1a1a1a)}:global([data-theme=light]) .klotski .game-button.secondary:hover:not(:disabled){background:#00000014}.klotski .controls-help .help-text{font-size:12px;color:var(--text-muted, #888);margin:0 0 4px;line-height:1.4}.klotski .game-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s;border-radius:12px;z-index:10}.klotski .game-overlay.visible{opacity:1;pointer-events:auto}.klotski .overlay-content{text-align:center;z-index:11}.klotski .overlay-title{font-size:32px;font-weight:800;background:linear-gradient(135deg,#f9c31f,#ff8c00);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 8px}.klotski .overlay-moves,.klotski .overlay-best{font-size:16px;color:var(--text-primary, #e8e8e8);margin:4px 0}:global([data-theme=light]) .klotski .overlay-moves,:global([data-theme=light]) .klotski .overlay-best{color:var(--text-primary, #1a1a1a)}.klotski .overlay-buttons{display:flex;gap:10px;justify-content:center;margin-top:16px}.klotski .overlay-buttons .game-button{min-width:100px}.klotski .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:900px){.klotski-layout{flex-direction:column;align-items:center}.klotski-panel{flex-direction:row;flex-wrap:wrap;max-width:100%;min-width:0;justify-content:center}.klotski-stats{order:-1}.klotski-controls{order:1}.klotski .stat-card{flex-direction:row;gap:8px}.klotski .stat-value{font-size:22px}.klotski .puzzle-selector{flex-direction:row;flex-wrap:wrap}.klotski .controls-help{display:none}}@media(max-width:480px){.klotski{padding:8px}.klotski-layout{gap:10px}.klotski .glass-card{padding:10px 12px}}