:root{color-scheme:light dark;--color-bg: var(--mui-palette-background-default, #F6F8F7);--color-text: var(--mui-palette-text-primary, #172326);--color-border: var(--mui-palette-primary-main, #146C6C);--font-family: system-ui, "Segoe UI", "Noto Sans JP", sans-serif;--font-size-base: 16px;--line-height-normal: 1.5;--border-width-focus: 3px}*{box-sizing:border-box}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-bg);margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1{font-size:2rem;font-weight:700;line-height:1.2;margin:0}h2{font-size:1.5rem;font-weight:700;line-height:1.3;margin:0}h3{font-size:1.25rem;font-weight:600;line-height:1.4;margin:0}p{margin:0;line-height:var(--line-height-normal)}button{font-family:var(--font-family);cursor:pointer}input{font-family:var(--font-family)}*:focus{outline:none}button:focus-visible,input:focus-visible{outline:var(--border-width-focus) solid var(--color-border);outline-offset:2px}canvas{display:block;image-rendering:crisp-edges;image-rendering:pixelated}