html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:#111;color:#f5f5f5;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}#app{width:100%;height:100%}canvas{display:block}#loading-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#1a1a2e,#16213e);display:flex;justify-content:center;align-items:center;z-index:9999;opacity:1;transition:opacity .5s ease-out}#loading-screen.fade-out{opacity:0;pointer-events:none}.loading-content{text-align:center;max-width:400px;width:90%}.loading-title{font-size:2.5rem;font-weight:700;margin:0 0 3rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:2px}.loading-bar-container{width:100%;height:8px;background-color:#ffffff1a;border-radius:4px;overflow:hidden;margin-bottom:1rem;box-shadow:0 2px 10px #0000004d}.loading-bar{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);border-radius:4px;width:0%;transition:width .3s ease-out;box-shadow:0 0 10px #667eea80}.loading-text{font-size:1.5rem;font-weight:600;color:#fff;margin-bottom:.5rem}.loading-status{font-size:.9rem;color:#fff9;font-weight:400;margin-bottom:1rem}.loading-build-date{font-size:.75rem;color:#fff6;font-weight:300;font-style:italic;margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1)}