.custom-ui{position:fixed;top:20px;right:20px;width:320px;background:#111827f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(75,85,99,.6);border-radius:12px;color:#f9fafb;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;box-shadow:0 20px 25px -5px #0006,0 10px 10px -5px #0003;z-index:1000;-webkit-user-select:none;user-select:none;max-height:90vh;overflow-y:auto}.custom-ui::-webkit-scrollbar{width:6px}.custom-ui::-webkit-scrollbar-track{background:#37415180;border-radius:3px}.custom-ui::-webkit-scrollbar-thumb{background:#6b7280b3;border-radius:3px}.custom-ui::-webkit-scrollbar-thumb:hover{background:#9ca3afcc}.ui-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px 16px;border-bottom:1px solid rgba(75,85,99,.6)}.ui-header h2{margin:0;font-size:18px;font-weight:600;color:#f9fafb}.particle-count{font-size:12px;color:#d1d5db;font-weight:500}.ui-tabs{display:flex;background:#1f2937cc;margin:16px 16px 0;border-radius:8px;padding:4px}.tab{flex:1;background:none;border:none;color:#9ca3af;padding:10px 16px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease}.tab:hover{color:#f3f4f6;background:#374151cc}.tab.active{background:#fff;color:#111827;box-shadow:0 1px 3px #ffffff1a}.ui-content{padding:20px}.tab-content{animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.control-group{margin-bottom:20px}.control-group:last-child{margin-bottom:0}.control-group>label{display:block;font-size:13px;font-weight:500;color:#f3f4f6;margin-bottom:8px}.control-group>label input[type=checkbox]{margin-right:8px;accent-color:#ffffff}.slider{width:100%;height:6px;border-radius:3px;background:#4b5563cc;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 1px 3px #fff3;transition:all .2s ease}.slider::-webkit-slider-thumb:hover{transform:scale(1.1);box-shadow:0 2px 6px #ffffff4d}.slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;border:none;box-shadow:0 1px 3px #fff3}.button-group{display:flex;gap:4px;background:#1f2937cc;border-radius:8px;padding:3px}.button-group button{flex:1;background:none;border:none;color:#9ca3af;padding:8px 12px;border-radius:5px;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease}.button-group button:hover{color:#f3f4f6;background:#374151cc}.button-group button.active{background:#fff;color:#111827;box-shadow:0 1px 2px #ffffff1a}.action-btn{width:100%;padding:12px 16px;border:1px solid rgba(75,85,99,.8);border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:8px}.action-btn.primary{background:#fff;color:#111827;border-color:#fff}.action-btn.primary:hover{background:#f9fafb;transform:translateY(-1px);box-shadow:0 4px 12px #ffffff26}.action-btn.secondary{background:#1f2937cc;color:#f3f4f6;border-color:#4b5563cc}.action-btn.secondary:hover{background:#374151e6;transform:translateY(-1px);box-shadow:0 2px 8px #ffffff1a}.action-btn.tertiary{background:#6366f11a;color:#4f46e5;border-color:#6366f133}.action-btn.tertiary:hover{background:#6366f126;transform:translateY(-1px);box-shadow:0 2px 8px #6366f133}.action-btn.warning{background:#ef44441a;color:#dc2626;border-color:#ef444433}.action-btn.warning:hover{background:#ef444426;transform:translateY(-1px);box-shadow:0 2px 8px #ef444433}.action-btn.disabled,.action-btn:disabled{background:#1f293799;color:#6b7280;border-color:#37415199;cursor:not-allowed;transform:none;box-shadow:none}.action-btn.disabled:hover,.action-btn:disabled:hover{transform:none;box-shadow:none}.hint{font-size:11px;color:#d1d5db;margin-top:6px;line-height:1.4}.hint.error{color:#f87171}.ui-footer,.debug-panel{display:none}@media (max-width: 768px){.custom-ui{position:fixed;top:0;left:0;right:0;width:100%;height:100vh;border-radius:0;max-height:none}}*{box-sizing:border-box}.custom-ui *{transition:all .2s ease}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#000;overflow:hidden}#root{width:100%;height:100%}canvas{display:block}