:root{--primary: #ff0055;--bg: rgba(20, 20, 30, .8);--text: #ffffff}body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#000}#loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:24px;z-index:1000;pointer-events:none;transition:opacity .5s}#ui-container{position:absolute;top:20px;left:20px;z-index:100;display:flex;flex-direction:column;gap:10px}.panel{background:var(--bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:20px;border-radius:12px;border:1px solid rgba(255,255,255,.1);width:280px;color:var(--text);box-shadow:0 4px 20px #00000080}h2{margin:0 0 15px;font-size:18px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:10px}.control-group{margin-bottom:15px}label{display:block;margin-bottom:8px;font-size:12px;text-transform:uppercase;letter-spacing:1px;opacity:.7}.btn-group{display:flex;flex-wrap:wrap;gap:5px}.shape-btn{background:#ffffff1a;border:1px solid transparent;color:#fff;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:12px;transition:all .2s;flex:1 0 30%}.shape-btn:hover{background:#fff3}.shape-btn.active{background:var(--primary);border-color:var(--primary)}#color-picker{width:100%;height:40px;border:none;border-radius:6px;cursor:pointer;background:none}.status{font-size:12px;color:#aaa;margin-top:10px;display:flex;align-items:center;gap:5px}.status:before{content:"";display:block;width:8px;height:8px;background:#555;border-radius:50%}.status.active:before{background:#0f8;box-shadow:0 0 10px #0f8}#fullscreen-btn{position:absolute;top:20px;right:-50px}#ui-container{pointer-events:none}.panel,#fullscreen-btn{pointer-events:auto}#fullscreen-btn{position:fixed;top:20px;right:20px;width:40px;height:40px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:50%;color:#fff;cursor:pointer;font-size:20px;display:flex;align-items:center;justify-content:center;transition:all .3s}#fullscreen-btn:hover{background:#fff;color:#000}