:root{color:#f8fbff;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#080d1a;font-family:Inter,ui-rounded,Hiragino Sans,Yu Gothic UI,system-ui,sans-serif}*{box-sizing:border-box}html{width:100%;height:100%;margin:0}body{overscroll-behavior:none;background:radial-gradient(circle at 50% 10%,#263156 0%,#10172b 42%,#080d1a 100%);width:100%;height:100svh;min-height:0;margin:0;overflow:hidden}#app{width:100%;height:100%;min-height:0;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px);place-items:center;display:grid;position:relative}#game-shell{width:min(calc(100vw - env(safe-area-inset-left,0px) - env(safe-area-inset-right,0px)), 430px);height:min(calc(100svh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px)), 860px);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}#game-shell canvas{border-radius:clamp(0px,2vw,22px);outline:none;display:block;box-shadow:0 24px 80px #00000073}#orientation-notice{z-index:10;color:#c5fbff;text-align:center;pointer-events:none;background:#071424f5;border:1px solid #54e7f2b3;width:min(100% - 32px,360px);padding:22px;display:none;position:absolute;box-shadow:0 16px 50px #00000073}#orientation-notice span,#orientation-notice small{display:block}#orientation-notice span{letter-spacing:.08em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:16px;font-weight:700}#orientation-notice small{color:#9dcad7;margin-top:8px;font-size:13px}@media (width<=430px){#game-shell canvas{box-shadow:none;border-radius:0}}@media (orientation:landscape) and (height<=500px){#game-shell{opacity:.16;filter:blur(1px);pointer-events:none}#orientation-notice{display:block}}