*{box-sizing:border-box}html{color-scheme:dark;background:#050d14;color:#acc4d0;font-family:system-ui,sans-serif}body{margin:0}.site-rail{height:36px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid #254754;background:#07151e;font:10px monospace;letter-spacing:2px}.site-rail strong{color:#70eaf2;font-size:14px}.game-stage{height:calc(100svh - 36px);min-height:400px;position:relative;background:#05101b}iframe{display:block;border:0;width:100%;height:100%}#splash{position:absolute;inset:0;z-index:10;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;background:radial-gradient(ellipse at center,#123242 0%,#07131f 55%,#030810 100%)}#splash[hidden]{display:none}#splash:after{content:"";pointer-events:none;position:absolute;inset:0;background:repeating-linear-gradient(transparent 0 3px,#0002 3px 4px)}#splash img{width:min(850px,94vw);height:auto;max-height:65%;object-fit:contain;mix-blend-mode:screen}#start{z-index:1;border:0;background:transparent;color:#75f5f5;padding:22px;min-height:64px;cursor:pointer}#start:disabled{opacity:.3;cursor:wait}#start:focus-visible{outline:2px solid #73efff}#pixelStart{width:290px;height:18px;image-rendering:pixelated;filter:drop-shadow(0 0 9px #22d5df)}#start:not(:disabled){animation:pulse 1.8s steps(2,end) infinite}#loadStatus{font:10px monospace;letter-spacing:2px;color:#8cb9c8;text-align:center}.splash-note{font:9px monospace;letter-spacing:3px;color:#507884;margin-top:25px;text-align:center}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.ad-slot{width:min(970px,calc(100% - 32px));min-height:100px;margin:24px auto 12px;border:1px dashed #263c49;display:grid;place-items:center;background:#09151e}.ad-slot span{font:9px monospace;letter-spacing:2px;color:#647c8b}.site-note{text-align:center;font-size:10px;color:#718796;padding:0 16px 16px}@keyframes pulse{50%{opacity:.55}}@media(prefers-reduced-motion:reduce){#start:not(:disabled){animation:none}}@media(max-width:600px){.site-rail span{display:none}.game-stage{min-height:480px}#pixelStart{width:232px;height:14.4px}.splash-note{font-size:8px;letter-spacing:1px}.ad-slot{min-height:100px}}

#splash img{mask-image:radial-gradient(ellipse at center,#000 45%,transparent 74%)}