:root{--bg: #080808;--grid: #0a2a0a;--green: #00ff41;--green-bright: #00ff88;--magenta: #ff00ff;--pink: #ff3366;--cyan: #00ffff;--white: #e0e0e0;--font: "Share Tech Mono", "Courier New", monospace}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden;background:var(--bg);font-family:var(--font);color:var(--white);-webkit-font-smoothing:antialiased;user-select:none;-webkit-user-select:none}.app{position:relative;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}.noise-overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:100;opacity:.03;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat;background-size:256px 256px}.canvas-container{display:flex;align-items:center;justify-content:center}.game-canvas{display:block;image-rendering:pixelated;touch-action:none}.scoreboard{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;padding:16px 24px;z-index:50;pointer-events:none;border-bottom:1px solid rgba(0,255,65,.1);background:linear-gradient(to bottom,rgba(8,8,8,.9) 0%,transparent 100%)}.score-item{display:flex;flex-direction:column;gap:2px}.score-label{font-size:10px;letter-spacing:.25em;color:var(--green);opacity:.5;text-transform:uppercase}.score-value{font-size:28px;letter-spacing:.05em;color:var(--green);text-shadow:0 0 8px rgba(0,255,65,.4)}.score-high{opacity:.5;text-shadow:none}.glitch-text{position:relative;display:inline-block}.glitch-text.glitch-active:before,.glitch-text.glitch-active:after{content:attr(data-text);position:absolute;top:0;left:0;width:100%;height:100%}.glitch-text.glitch-active:before{color:var(--pink);animation:glitch-before .15s ease infinite alternate-reverse;clip-path:polygon(0 0,100% 0,100% 35%,0 35%)}.glitch-text.glitch-active:after{color:var(--cyan);animation:glitch-after .15s ease infinite alternate-reverse;clip-path:polygon(0 65%,100% 65%,100% 100%,0 100%)}@keyframes glitch-before{0%{transform:translate(0)}20%{transform:translate(-2px,1px)}40%{transform:translate(2px,-1px)}60%{transform:translate(-1px)}80%{transform:translate(1px,1px)}to{transform:translate(0)}}@keyframes glitch-after{0%{transform:translate(0)}20%{transform:translate(2px,-1px)}40%{transform:translate(-2px,1px)}60%{transform:translate(1px)}80%{transform:translate(-1px,-1px)}to{transform:translate(0)}}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:60;background:radial-gradient(ellipse at center,#080808b3,#080808eb);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:overlay-in .4s ease-out}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}.overlay-content{text-align:center;padding:48px 32px;max-width:420px}.overlay-title{font-size:clamp(32px,8vw,56px);letter-spacing:.08em;color:var(--green);text-shadow:0 0 20px rgba(0,255,65,.3);margin-bottom:8px;line-height:1}.overlay-title.dead{color:var(--pink);text-shadow:0 0 20px rgba(255,51,102,.4)}.overlay-subtitle{font-size:12px;letter-spacing:.4em;color:var(--green);opacity:.4;margin-bottom:40px}.overlay-controls{margin-bottom:36px;font-size:13px;color:#e0e0e080;line-height:1.8}.key-hint{color:var(--green);border:1px solid rgba(0,255,65,.25);padding:2px 6px;font-size:12px}.btn-start{position:relative;background:none;border:1px solid var(--green);color:var(--green);font-family:var(--font);font-size:18px;letter-spacing:.2em;padding:14px 40px;cursor:pointer;overflow:hidden;transition:background .2s,box-shadow .2s}.btn-start:hover{background:#00ff4114;box-shadow:0 0 24px #00ff4126,inset 0 0 24px #00ff410d}.btn-start:active{background:#00ff4126}.btn-text{position:relative;z-index:1}.btn-glitch{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;color:var(--pink);opacity:0;z-index:0;animation:btn-glitch-flicker 4s infinite}@keyframes btn-glitch-flicker{0%,99.5%,to{opacity:0;transform:translate(0)}99.6%{opacity:.7;transform:translate(-2px,1px)}99.7%{opacity:0}99.8%{opacity:.5;transform:translate(2px,-1px)}}.overlay-scores{margin-bottom:36px}.final-score,.high-score-display{font-size:18px;letter-spacing:.05em;color:var(--white);line-height:1.8}.final-score .score-label,.high-score-display .score-label{font-size:11px;opacity:.5}.final-score .glitch-text{color:var(--pink);font-size:28px}.app:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:99;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.03) 2px,rgba(0,0,0,.03) 4px)}.app:after{content:"";position:fixed;top:8px;left:8px;right:8px;bottom:8px;pointer-events:none;z-index:55;border:1px solid rgba(0,255,65,.06);clip-path:polygon(0 0,42px 0,0 0,0 42px,0 0,100% 0,100% 42px,calc(100% - 42px) 0,100% 0,100% 100%,calc(100% - 42px) 100%,100% calc(100% - 42px),100% 100%,0 100%,0 calc(100% - 42px),42px 100%,0 100%)}