@font-face{font-family:Oxanium;src:url(/fonts/oxanium.ttf) format("truetype");font-weight:400;font-style:normal}body{margin:0;padding:0;display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;background-color:#000;font-family:Oxanium,sans-serif;overflow:hidden;background-image:linear-gradient(rgba(0,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(0,255,255,.1) 1px,transparent 1px);background-size:50px 50px;animation:grid-move 2s linear infinite}@keyframes grid-move{0%{background-position:0 0}to{background-position:0px 50px}}#app{text-align:center;padding:20px;flex:1;display:flex;justify-content:center;align-items:center}canvas#gameCanvas{border:2px solid #0ff;max-width:100%;max-height:calc(100vh - 100px);touch-action:none;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;box-shadow:0 0 40px #00ffff80,inset 0 0 40px #00ffff1a}footer{color:#ccc;font-size:12px;padding:10px;text-align:center;border-top:1px solid rgba(0,255,255,.3);width:100%;background-color:#00000080}footer a{color:#0ff;text-decoration:none;transition:color .3s}footer a:hover{color:#fff}.side-decoration{position:fixed;top:50%;width:clamp(0px,calc((100vw - 700px)/2 - 20px),330px);opacity:1;pointer-events:none;z-index:0;transition:width .3s ease,opacity .3s ease}.side-decoration.left{left:calc((100vw - 700px)/4);transform:translate(-50%,-50%)}.side-decoration.right{right:calc((100vw - 700px)/4);transform:translate(50%,-50%)}.side-decoration img{width:100%;height:auto;max-height:80vh;object-fit:contain;border:2px solid #0ff;box-shadow:0 0 15px #0ff6}@media (max-width: 900px){.side-decoration{opacity:0;pointer-events:none}}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;justify-content:center;align-items:center;background:#000000d9;z-index:100;transition:opacity .5s ease,visibility .5s ease}.overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}.overlay.fade-out{opacity:0}.tap-target{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;background:transparent;cursor:pointer;z-index:1;-webkit-tap-highlight-color:transparent}.overlay>img,.overlay>.start-prompt,.overlay>.gameover-stats{position:relative;z-index:2;pointer-events:none}.splash-image{max-width:90vw;max-height:50vh;object-fit:contain;animation:pulse-glow 2s ease-in-out infinite}.start-prompt{margin-top:30px;font-family:Oxanium,sans-serif;font-size:24px;color:#0ff;text-shadow:0 0 20px #0ff,0 0 40px #0ff;animation:blink 1.2s ease-in-out infinite}.gameover-image{max-width:90vw;max-height:40vh;object-fit:contain}.gameover-stats{margin-top:20px;text-align:center;font-family:Oxanium,sans-serif}.final-score{font-size:36px;color:#f44;text-shadow:0 0 20px #ff0000;margin-bottom:15px}.restart-prompt{font-size:20px;color:#0ff;text-shadow:0 0 15px #0ff;animation:blink 1.2s ease-in-out infinite}@keyframes pulse-glow{0%,to{filter:drop-shadow(0 0 20px rgba(0,255,255,.5))}50%{filter:drop-shadow(0 0 40px rgba(0,255,255,.8))}}@keyframes blink{0%,to{opacity:1}50%{opacity:.4}}