@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap";body{margin:0;padding:0;background:linear-gradient(135deg,#87ceeb,#98fb98,khaki);overflow:hidden;font-family:Inter,sans-serif}#canvas-container{position:relative;width:100vw;height:100vh}#loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:24px;font-weight:600;background:#000c;padding:30px;border-radius:15px;text-align:center;z-index:1000}.loading-spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite;margin:20px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}#info{position:absolute;top:20px;left:20px;color:#fff;z-index:100;font-size:16px;background:#000c;padding:20px;border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);max-width:300px}h1{margin:0 0 15px;font-size:24px;font-weight:700;color:#fff}#controls{position:absolute;top:20px;right:20px;background:#000000e6;padding:25px;border-radius:20px;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.2);z-index:100;min-width:320px;max-height:90vh;overflow-y:auto;display:none}.control-section{margin-bottom:25px;padding:15px;background:#ffffff1a;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.control-section h3{color:#fff;margin:0 0 15px;font-size:18px;font-weight:600;text-align:center}.control-group{margin-bottom:15px}.control-label{display:block;color:#fff;margin-bottom:8px;font-weight:500;font-size:14px}.color-input-group{display:flex;align-items:center;gap:10px}input[type=color]{width:60px;height:40px;border:none;border-radius:8px;cursor:pointer;background:transparent}.color-preview{flex:1;height:40px;border-radius:8px;border:2px solid rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:500;text-shadow:1px 1px 2px rgba(0,0,0,.7)}.preset-colors{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}.preset-color{width:100%;height:30px;border-radius:6px;cursor:pointer;border:2px solid transparent;transition:all .2s}.preset-color:hover{border-color:#fff;transform:scale(1.05)}.model-info{background:#ffffff1a;padding:15px;border-radius:12px;margin-bottom:20px;color:#fff}.model-parts{max-height:150px;overflow-y:auto;margin-top:10px}.part-item{padding:5px;margin:2px 0;background:#ffffff1a;border-radius:4px;font-size:12px;cursor:pointer}.part-item:hover{background:#fff3}.part-item.selected{background:#64c8ff4d}#file-path-input{position:absolute;bottom:20px;left:20px;background:#000c;padding:20px;border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);color:#fff;max-width:400px}#file-path{width:100%;padding:10px;border:1px solid rgba(255,255,255,.3);border-radius:6px;background:#ffffff1a;color:#fff;margin-top:10px}#load-model{width:100%;padding:10px;margin-top:10px;background:linear-gradient(45deg,#667eea,#764ba2);border:none;border-radius:8px;color:#fff;font-weight:600;cursor:pointer}#load-model:hover{transform:translateY(-2px)}