body,html,#root{width:100%;height:100%;margin:0;padding:0;overflow:hidden;background:#000;font-family:Inter,sans-serif}canvas{display:block}.ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between;padding:40px;box-sizing:border-box}.score{font-size:3rem;font-weight:900;color:#fff;text-shadow:0 0 10px #0ff,0 0 20px #0ff;letter-spacing:2px}.game-over{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;pointer-events:auto;background:#000c;padding:40px;border:2px solid #f0f;box-shadow:0 0 30px #f0f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.game-over h1{font-size:4rem;color:#f0f;text-shadow:0 0 20px #f0f;margin:0 0 20px;text-transform:uppercase;font-style:italic}button{background:transparent;border:2px solid #0ff;color:#0ff;font-size:1.5rem;padding:10px 30px;cursor:pointer;text-transform:uppercase;font-weight:700;transition:all .2s;text-shadow:0 0 10px #0ff;box-shadow:0 0 10px #0ff}button:hover{background:#0ff;color:#000;box-shadow:0 0 30px #0ff}