*{box-sizing:border-box;margin:0;padding:0}body{background:#171b20;color:#dbe2e6;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,sans-serif;height:100vh;display:flex;flex-direction:column;overflow:hidden;touch-action:none;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}header{height:52px;background:#1c222b;border-bottom:1px solid #28303a;padding:0 20px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}#workspace{flex:1;display:flex;overflow:hidden;position:relative;touch-action:none}#sidebar{width:280px;background:#1c222b;border-right:1px solid #28303a;display:flex;flex-direction:column;flex-shrink:0;overflow:hidden}#canvas-container{flex:1;position:relative;background:#12161c;overflow:hidden;touch-action:none}canvas#editor-canvas{display:block;cursor:crosshair;image-rendering:pixelated;image-rendering:crisp-edges;touch-action:none}footer{height:36px;background:#1c222b;border-top:1px solid #28303a;padding:0 20px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;font-size:.8rem;color:#7b8893}@media(max-width:900px),(max-height:600px){header{height:auto;min-height:48px;padding:8px 12px;gap:8px}.brand h1{font-size:.95rem}.map-name{display:none}.toolbar-buttons{gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch}button.btn-tool{padding:5px 10px;font-size:.8rem;white-space:nowrap}#sidebar{position:absolute;top:0;bottom:0;left:0;width:min(320px,86vw);z-index:100;box-shadow:8px 0 36px #000000bf;transform:translate(-100%);transition:transform .24s cubic-bezier(.16,1,.3,1)}#sidebar.open{transform:translate(0)}.sidebar-backdrop{position:absolute;top:0;left:0;right:0;bottom:0;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:90;display:none}.sidebar-backdrop.open{display:block}footer{height:32px;padding:0 12px;font-size:.75rem}.controls-hint{display:none}}.brand{display:flex;align-items:center;gap:12px}.brand h1{font-size:1rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:#e4ebe6}.map-name{font-size:.8rem;background:#252d37;padding:3px 10px;border-radius:6px;color:#9cb0c1;border:1px solid #333d4b}.toolbar-buttons{display:flex;gap:10px;align-items:center}button.btn-tool{background:#252d37;color:#dbe2e6;border:1px solid #374352;border-radius:6px;padding:6px 14px;font-size:.85rem;font-weight:400;cursor:pointer;transition:all .15s ease}button.btn-tool:hover{background:#313b48;border-color:#48586c}button.btn-tool.active{background:#2a373f;border-color:#486576;color:#cbe3f5}button.btn-tool:disabled{opacity:.35;cursor:not-allowed;border-color:#28303a;background:#191e24}button.btn-tool.primary{background:#3e5246;border-color:#526c5d;color:#e4ebe6}button.btn-tool.primary:hover{background:#4a6354;border-color:#638370}a.nav-link{color:#8da4b8;text-decoration:none;font-size:.85rem;margin-left:8px;transition:color .15s ease}a.nav-link:hover{color:#b8cde0}.tabs{display:flex;border-bottom:1px solid #28303a;background:#171b20}.tab-btn{flex:1;background:transparent;color:#7b8893;border:none;padding:10px;font-size:.85rem;font-weight:500;cursor:pointer;transition:background .15s ease,color .15s ease}.tab-btn:hover{color:#cbd5e1}.tab-btn.active{background:#1c222b;color:#e4ebe6;border-bottom:2px solid #526c5d}.active-selection-bar{padding:12px 16px;background:#171b20;border-bottom:1px solid #28303a;display:flex;align-items:center;gap:14px}.preview-box{width:52px;height:52px;background:#12161c;border:1px solid #28303a;border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden}.preview-box img{max-width:100%;max-height:100%;image-rendering:pixelated;transform-origin:center}.preview-info{flex:1;font-size:.82rem;color:#cbd5e1;display:flex;flex-direction:column;gap:3px}.preview-info button{align-self:flex-start;margin-top:4px;padding:3px 9px;font-size:.75rem}.palette-container{flex:1;overflow-y:auto;padding:12px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;align-content:start}.palette-item{background:#171b20;border:1px solid #28303a;border-radius:8px;padding:6px;display:flex;flex-direction:column;align-items:center;cursor:pointer;transition:all .15s ease}.palette-item:hover{border-color:#526c5d;background:#1f2628}.palette-item.selected{border-color:#638370;background:#25332c;box-shadow:0 0 0 1px #638370}.palette-item img{width:56px;height:56px;object-fit:contain;image-rendering:pixelated}.palette-item span{margin-top:4px;font-size:.7rem;color:#8da4b8;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%}.controls-hint{color:#7b8893;font-size:.8rem}dialog{background:#1f242c;color:#dbe2e6;border:1px solid #2d3540;border-radius:12px;padding:28px;margin:auto;box-shadow:0 24px 48px #00000080;min-width:300px}dialog::backdrop{background:#0009;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}dialog h2{font-size:1.15rem;font-weight:500;margin-bottom:20px;color:#e4ebe6}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.85rem;margin-bottom:6px;color:#9cb0c1}.form-group input{width:100%;padding:8px 12px;background:#15191e;border:1px solid #2d3540;border-radius:6px;color:#dbe2e6;font-size:.9rem}.form-group input:focus{outline:none;border-color:#526c5d}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.btn-palette-toggle{display:none}.btn-sidebar-close{display:none;background:transparent;border:none;color:#8da4b8;font-size:1.5rem;line-height:1;cursor:pointer;padding:6px 12px;margin-left:auto;transition:color .15s ease}.btn-sidebar-close:hover,.btn-sidebar-close:active{color:#fff}@media(max-width:900px),(max-height:600px){.btn-palette-toggle{display:inline-flex;align-items:center;background:#3e5246;border-color:#526c5d;color:#e4ebe6}.btn-sidebar-close{display:block}}.editor-touch-bar{position:absolute;bottom:max(16px,env(safe-area-inset-bottom,0px) + 12px);left:50%;transform:translate(-50%);display:flex;align-items:center;gap:8px;background:#15191eeb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(141,164,184,.28);border-radius:28px;padding:4px 8px;box-shadow:0 8px 30px #0009;z-index:40;pointer-events:auto;user-select:none;-webkit-user-select:none;max-width:95vw;box-sizing:border-box}.touch-bar-group{display:flex;align-items:center;gap:4px}.touch-bar-group.mode-group{background:#0e1217a6;border-radius:22px;padding:2px;border:1px solid rgba(141,164,184,.15)}.touch-bar-btn{background:#252d3799;border:1px solid rgba(141,164,184,.22);color:#cbd5e1;border-radius:18px;width:36px;height:36px;padding:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s ease;touch-action:none;-webkit-tap-highlight-color:transparent;flex-shrink:0}.touch-bar-btn:hover{background:#313b48;color:#fff;border-color:#8da4b873}.touch-bar-btn.active{background:#3e5246;border-color:#526c5d;color:#e4ebe6;box-shadow:0 0 10px #526c5d66}.touch-bar-btn.preview-chip{width:auto;height:36px;padding:3px 8px;border-radius:18px;gap:6px;background:#1c222bd9}.touch-bar-btn.preview-chip img{width:22px;height:22px;object-fit:contain;image-rendering:pixelated;transform-origin:center}.touch-bar-btn .rot-badge{font-size:.7rem;color:#8da4b8}.touch-bar-btn.sm{width:32px;height:32px;padding:0;border-radius:50%}