body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:#000;font-family:Arial,sans-serif}.game-container{position:relative;width:100%;height:100vh;display:flex;justify-content:center;align-items:center}.logo-link{position:absolute;top:20px;right:20px;z-index:10;transition:transform .3s ease;cursor:pointer}.logo-link:hover{transform:scale(1.1)}#danceVideo{position:absolute;top:50%;left:50%;max-width:100%;max-height:100%;width:100%;height:100%;transform:translate(-50%,-50%) scale(1.1);object-fit:contain;z-index:1;transition:filter .2s ease}.neon-party{animation:neon-pulse 2s infinite linear}@keyframes neon-pulse{0%{filter:hue-rotate(0deg) saturate(1.5) contrast(1.2)}25%{filter:hue-rotate(90deg) saturate(2) contrast(1.3)}50%{filter:hue-rotate(180deg) saturate(1.5) contrast(1.2)}75%{filter:hue-rotate(270deg) saturate(2) contrast(1.3)}to{filter:hue-rotate(360deg) saturate(1.5) contrast(1.2)}}.overlay{position:absolute;z-index:2;pointer-events:none;text-align:center;width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center}.pulsing-text{color:#fff;font-size:2rem;font-weight:700;text-transform:uppercase;text-shadow:2px 2px 4px rgba(0,0,0,.7);animation:pulse 1.5s infinite;-webkit-user-select:none;user-select:none;margin-bottom:20px}.upload-container{position:absolute;bottom:30px;pointer-events:auto;z-index:10}.upload-btn{display:inline-block;padding:10px 20px;background-color:#fff3;color:#fff;border:1px solid rgba(255,255,255,.5);border-radius:20px;cursor:pointer;font-size:.9rem;transition:all .3s ease;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);-webkit-user-select:none;user-select:none}.upload-btn:hover{background-color:#fff6;transform:translateY(-2px)}.upload-btn:active{transform:translateY(0)}@keyframes pulse{0%{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.8}to{transform:scale(1);opacity:1}}.ripple{position:absolute;border-radius:50%;background:#fff6;transform:scale(0);animation:ripple-effect .6s linear;pointer-events:none;z-index:3;animation:ripple-effect .6s linear,rainbow-ripple .6s linear infinite}@keyframes ripple-effect{to{transform:scale(4);opacity:0}}@keyframes rainbow-ripple{0%{filter:hue-rotate(0deg)}to{filter:hue-rotate(360deg)}}@media(max-width:768px){.pulsing-text{font-size:1.5rem;padding:0 20px}#danceVideo{object-fit:cover;max-width:none;max-height:none;width:100%;height:100%}.logo-link{top:15px;right:15px}.logo-link svg{width:40px;height:40px}}