body{margin:0;overflow:hidden;background-color:#1a1a1a;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#fff;-webkit-user-select:none;user-select:none}#canvas-container{position:absolute;top:0;left:0;width:100vw;height:100vh;z-index:1}.input_video{display:none;position:absolute;inset:0;transform:scaleX(-1)}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;z-index:2;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between}#hud-top{position:absolute;top:0;left:0;width:100%;display:flex;justify-content:space-between;padding:20px;box-sizing:border-box;pointer-events:none;z-index:10}#score-board,#timer{background:#ffffff1a;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:10px 20px;border-radius:15px;border:1px solid rgba(255,255,255,.2);font-size:2rem;font-weight:800;text-shadow:0 2px 4px rgba(0,0,0,.3);box-shadow:0 4px 6px #0000001a}#timer{color:#fc0}#start-screen,#game-over-screen{position:absolute;top:0;left:0;width:100%;height:100%;background:#000000b3;backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);display:flex;flex-direction:column;justify-content:center;align-items:center;pointer-events:auto;transition:opacity .5s;z-index:20}.logo-container{text-align:center;margin-bottom:50px;animation:float 3s ease-in-out infinite}#studio-logo{max-width:150px;height:auto;margin-bottom:20px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.5))}#start-screen h1{font-size:5rem;margin:0;background:linear-gradient(45deg,#f05,#fc0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 4px 10px rgba(255,0,85,.5))}#start-screen h2{font-size:2rem;margin:0;color:#fff;letter-spacing:5px;text-transform:uppercase;opacity:.8}#start-btn,#restart-btn{padding:20px 60px;font-size:1.8rem;font-weight:900;background:linear-gradient(90deg,#f05,#f50);color:#fff;border:none;border-radius:50px;cursor:pointer;transition:all .2s;box-shadow:0 0 20px #f056;text-transform:uppercase;letter-spacing:2px}#start-btn:hover,#restart-btn:hover{transform:scale(1.1);box-shadow:0 0 40px #ff0055b3}#game-over-screen.hidden,#start-screen.hidden{opacity:0;pointer-events:none}#vignette{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;background:radial-gradient(circle,transparent 50%,rgba(0,0,0,.8) 100%);z-index:5}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-20px)}to{transform:translateY(0)}}@media(max-width:600px){#score-board,#timer{font-size:1.2rem;padding:5px 15px}#start-screen h1{font-size:3rem}#start-screen h2{font-size:1.2rem}#start-btn,#restart-btn{font-size:1.2rem;padding:15px 40px}}