:root{color:#17211c;background:#d9dfd5;font-family:Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html,body,#root{min-width:320px;min-height:100vh;margin:0}button{font:inherit}.scene-shell{position:relative;min-height:100vh;overflow:hidden;background:radial-gradient(circle at 50% 34%,rgba(255,255,255,.36),transparent 18rem),linear-gradient(180deg,#eff1e9,#c8d4ca)}.scene-frame{position:absolute;inset:0;outline:none}.scene-frame:focus-visible{outline:3px solid rgba(23,92,69,.86);outline-offset:-.5rem}.loading-scene{background:radial-gradient(circle at 50% 38%,rgba(255,255,255,.42),transparent 18rem),linear-gradient(180deg,#eff1e9,#c8d4ca)}.scene-frame canvas{display:block;width:100%;height:100%;touch-action:none}.center-message,.result-overlay{position:fixed;top:50%;left:50%;z-index:2;width:min(29rem,calc(100vw - 1rem));transform:translate(-50%,-50%);text-align:center;pointer-events:none}.center-message{padding:.5rem .75rem;color:#f7fff8;font-size:clamp(1.35rem,6.2vw,2.1rem);font-weight:900;line-height:1.16;letter-spacing:0;white-space:nowrap;text-shadow:0 .08em .16em rgba(4,31,22,.58),0 .02em 0 rgba(23,92,69,.9)}.start-message{animation:soft-blink 1.7s ease-in-out infinite}.result-overlay{display:grid;gap:.9rem;justify-items:center;padding:.5rem .75rem;color:#f7fff8;text-shadow:0 .08em .16em rgba(4,31,22,.58),0 .02em 0 rgba(23,92,69,.9)}.result-text{font-size:clamp(2.8rem,15vw,5.2rem);font-weight:900;line-height:1;letter-spacing:0;white-space:nowrap}.restart-hint{font-size:clamp(1rem,4.4vw,1.35rem);font-weight:800;line-height:1.2;letter-spacing:0;white-space:nowrap}@keyframes soft-blink{0%,to{opacity:.52}50%{opacity:1}}@media(min-width:680px){.scene-shell{width:min(100vw,32rem);min-height:100vh;margin:0 auto}.center-message,.result-overlay{width:min(29rem,calc(100vw - 2rem))}}