*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;background:#000;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;color:#e4e4e7}.aether-root{position:fixed;inset:0}#aether-canvas{display:block;width:100%;height:100%;cursor:crosshair;touch-action:none}.toggle-btn{position:fixed;top:16px;right:16px;z-index:100;width:40px;height:40px;border:none;border-radius:10px;background:#ffffff14;backdrop-filter:blur(12px) saturate(1.6);-webkit-backdrop-filter:blur(12px) saturate(1.6);color:#fff;font-size:18px;cursor:pointer;transition:background .2s}.toggle-btn:hover{background:#ffffff29}.controls-panel{position:fixed;top:16px;right:64px;z-index:99;width:260px;padding:16px;border-radius:14px;background:#0f0f14bf;backdrop-filter:blur(24px) saturate(1.6);-webkit-backdrop-filter:blur(24px) saturate(1.6);border:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:10px;transition:opacity .3s,transform .3s}.controls-panel.collapsed{opacity:0;pointer-events:none;transform:translate(20px)}.controls-header{display:flex;align-items:center;gap:8px;margin-bottom:2px}.controls-header .back{color:#818cf8;text-decoration:none;font-size:1rem}.controls-header .back:hover{text-decoration:underline}.controls-header h2{font-size:1.1rem;font-weight:600;color:#fff}.controls-panel label{display:flex;flex-direction:column;gap:4px;font-size:.8rem;color:#a1a1aa}.controls-panel label span{display:flex;justify-content:space-between}.controls-panel label span span{color:#818cf8;font-variant-numeric:tabular-nums}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:2px;background:#ffffff1f;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:#818cf8;border:none;cursor:pointer;transition:transform .15s}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}.btn-row{display:flex;gap:6px;margin-top:4px}.ctrl-btn{flex:1;padding:7px 0;border:none;border-radius:8px;background:#ffffff12;color:#e4e4e7;font-size:.78rem;cursor:pointer;transition:background .2s}.ctrl-btn:hover{background:#818cf840}.hint{text-align:center;font-size:.72rem;color:#71717a;margin-top:2px}.credits{text-align:center;font-size:.7rem;color:#52525b;margin-top:4px}.credits a{color:#71717a;text-decoration:none}.credits a:hover{color:#818cf8}@media(max-width:500px){.controls-panel{right:8px;top:auto;bottom:8px;width:calc(100% - 16px);max-height:50vh;overflow-y:auto}.toggle-btn{top:8px;right:8px}}