:root{--c-night: #0a1020;--c-night-2: #101a30;--c-iron: #4a5260;--c-carbon: #07090f;--c-paper: #d8d6cd;--c-alert: #d23b3b;--c-warning: #d9a521;--c-ok: #3fa66a;--c-accent: #5d7fb8;--font-mono: "IBM Plex Mono", "Cascadia Code", "Consolas", "DejaVu Sans Mono", monospace;--font-ui: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;--space-1: 4px;--space-2: 8px;--space-3: 16px;--space-4: 24px;--space-5: 40px;--radius: 2px;--shadow-panel: 0 4px 24px rgba(0, 0, 0, .6);--border-panel: 1px solid var(--c-iron)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;background:var(--c-carbon);color:var(--c-paper);font-family:var(--font-mono);overflow:hidden}#app{position:relative;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 50% 0%,#0d1426 0%,var(--c-carbon) 70%)}#game-container{position:relative}#game-container canvas{display:block}#crt-overlay{position:fixed;inset:0;pointer-events:none;z-index:10;background:repeating-linear-gradient(to bottom,#0000 0px 2px,#00000014 3px);mix-blend-mode:multiply}#crt-overlay:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,#0000 55%,#00000073)}body.reduced-motion #crt-overlay,body.no-crt #crt-overlay{display:none}@keyframes crt-flicker{0%,to{opacity:1}92%{opacity:1}93%{opacity:.96}94%{opacity:1}}body:not(.reduced-motion) #crt-overlay{animation:crt-flicker 7s infinite}:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}#mobile-guard{display:none;position:fixed;inset:0;z-index:50;align-items:center;justify-content:center;padding:var(--space-4);background:var(--c-carbon)}#mobile-guard .mg-box{max-width:440px;border:1px solid var(--c-iron);border-radius:var(--radius);background:var(--c-night2);padding:var(--space-4);text-align:center}#mobile-guard .mg-msg{color:var(--c-paper);font-family:var(--font-mono);font-size:16px;line-height:1.5;margin:0}