:root{--bg-color: #050508;--text-color: #e0e0e0;--accent: #00f3ff;--glass: rgba(255, 255, 255, .05);--border: rgba(255,255,255,.1)}*{box-sizing:border-box}body{margin:0;overflow:hidden;background-color:var(--bg-color);color:var(--text-color);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-user-select:none;user-select:none}canvas{display:block;position:absolute;top:0;left:0;z-index:1}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between;padding:20px;box-sizing:border-box}#sidebar{position:absolute;right:20px;top:50%;transform:translateY(-50%);display:grid;grid-template-columns:repeat(4,1fr);gap:10px;pointer-events:auto;z-index:30;background:#00000080;padding:15px;border-radius:20px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);max-height:80vh;overflow-y:auto;scrollbar-width:none}#sidebar::-webkit-scrollbar{display:none}.palette-item{width:40px;height:40px;border-radius:50%;border:2px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;cursor:grab;background:#0009;font-weight:700;font-family:monospace;font-size:.8rem;transition:all .2s ease;position:relative;box-shadow:0 0 5px #00000080;color:#fff}.palette-item:hover{transform:scale(1.1);border-color:#fff;z-index:10}.palette-item:active{cursor:grabbing;transform:scale(.95)}.palette-tooltip{position:absolute;right:45px;background:#000000e6;padding:4px 8px;border-radius:4px;font-size:.7rem;opacity:0;transition:opacity .2s;pointer-events:none;white-space:nowrap;color:#fff;z-index:40}.palette-item:hover .palette-tooltip{opacity:1}#trash-container{grid-column:1 / -1;display:flex;justify-content:center;margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}#trash-zone{width:50px;height:50px;border-radius:50%;border:2px dashed #444;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#666;transition:all .3s;background:#0000004d;pointer-events:auto}#trash-zone.drag-over{border-color:#f05;color:#f05;background:#ff00551a;transform:scale(1.2);box-shadow:0 0 20px #f056}.screen{position:absolute;top:0;left:0;width:100%;height:100%;background:#050508f2;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:50;pointer-events:all;transition:opacity .5s ease;overflow-y:auto}h1{font-weight:200;font-size:3rem;letter-spacing:.2em;text-transform:uppercase;margin-bottom:.5rem;background:linear-gradient(90deg,#fff,#00f3ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 20px rgba(0,243,255,.3)}.subtitle{font-size:1rem;color:#888;margin-bottom:2rem;letter-spacing:.05em}.settings-container,.form-container{background:#ffffff0d;padding:20px;border-radius:10px;border:1px solid var(--border);margin-bottom:20px;width:300px;max-width:90%}.form-container{width:400px}.setting-row,.form-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;color:#ccc;font-size:.9rem}.form-row{flex-direction:column;align-items:flex-start;gap:5px}input[type=range]{width:140px;accent-color:var(--accent)}input[type=text],input[type=color],select,textarea{background:#00000080;border:1px solid rgba(255,255,255,.2);color:#fff;padding:8px;border-radius:4px;width:100%;box-sizing:border-box;font-family:monospace}textarea{height:100px;resize:vertical;font-size:.8rem}button.start-btn,button.action-btn{padding:12px 30px;font-size:1rem;background:transparent;color:var(--accent);border:1px solid var(--accent);border-radius:30px;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:.1em;margin-top:10px;position:relative;z-index:60}button.start-btn:hover,button.action-btn:hover{background:var(--accent);color:var(--bg-color);box-shadow:0 0 30px #00f3ff66}button.secondary-btn{border-color:#666;color:#aaa;margin-right:10px}button.secondary-btn:hover{background:#ffffff1a;color:#fff;box-shadow:none}button.delete-btn{border-color:#f05;color:#f05;margin-left:auto}button.delete-btn:hover{background:#f05;color:#fff}#manage-btn{border-color:#fff;color:#fff;font-size:.8rem;margin-bottom:10px}.params-section{background:#0000004d;border:1px solid var(--border);border-radius:8px;padding:12px;margin:12px 0}.section-header{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:12px;padding-bottom:6px;border-bottom:1px solid rgba(0,243,255,.2)}.slider-row{display:flex;flex-direction:column;margin-bottom:10px}.slider-row label{display:flex;justify-content:space-between;font-size:.8rem;color:#aaa;margin-bottom:4px}.slider-row label span{color:var(--accent);font-family:monospace;font-size:.75rem}.slider-row input[type=range]{width:100%;height:6px;border-radius:3px;background:#ffffff1a;outline:none;-webkit-appearance:none}.slider-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 0 8px #00f3ff80}.slider-row input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent);cursor:pointer;border:none;box-shadow:0 0 8px #00f3ff80}#preview-sound-btn{background:#00f3ff1a;border-color:var(--accent);color:var(--accent);padding:8px 20px;font-size:.8rem}#preview-sound-btn:hover{background:var(--accent);color:#000}#preview-sound-btn:active{transform:scale(.95)}.form-container{max-height:70vh;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--accent) rgba(255,255,255,.1)}.form-container::-webkit-scrollbar{width:6px}.form-container::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}.form-container::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}.item-list{width:100%;max-height:200px;overflow-y:auto;border:1px solid var(--border);border-radius:4px;margin-bottom:15px}.list-item{padding:10px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;cursor:pointer}.list-item:hover{background:#ffffff0d}.list-item.custom{border-left:3px solid var(--accent)}.hud-panel{pointer-events:auto;background:var(--glass);padding:10px 15px;border-radius:8px;border:1px solid var(--border);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);font-size:.8rem;display:flex;gap:15px;align-items:center;opacity:0;transition:opacity 1s ease}.hud-top{align-self:flex-start;justify-content:space-between;width:calc(100% - 140px);background:transparent;border:none}.hud-bottom{align-self:center;margin-bottom:20px}.stat{display:flex;flex-direction:column;align-items:center}.stat-label{font-size:.7rem;color:#666;text-transform:uppercase}.stat-val{font-family:monospace;font-size:1.1rem;color:var(--accent)}.control-btn{background:transparent;border:1px solid rgba(255,255,255,.2);color:#fff;padding:5px 10px;border-radius:4px;cursor:pointer;font-size:.7rem;text-transform:uppercase;transition:all .2s}.control-btn:hover{background:#ffffff1a;border-color:#fff}.control-btn.active{background:var(--accent);color:#000;border-color:var(--accent)}.menu-btn{border-color:#f05;color:#faa}.menu-btn:hover{border-color:#f05;background:#f053}#visualizer{position:absolute;bottom:0;left:0;width:100%;height:5px;background:linear-gradient(90deg,var(--accent),transparent);transform-origin:left;transform:scaleX(0);transition:transform .1s linear;z-index:5}.loader{border:3px solid rgba(255,255,255,.1);border-top:3px solid var(--accent);border-radius:50%;width:20px;height:20px;animation:spin 1s linear infinite;display:none;margin-top:10px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.guide-section{width:300px;margin-top:20px;color:#888;font-size:.85rem;background:#0000004d;border-radius:8px;border:1px solid var(--border)}.guide-section summary{padding:10px 15px;cursor:pointer;color:#bbb}.guide-content{padding:0 15px 15px;border-top:1px solid var(--border)}