:root{--color-bg: #fafafa;--color-bg-secondary: #f5f5f5;--color-text: #1a1a1a;--color-text-secondary: #4a4a4a;--color-accent: #c05b4d;--color-accent-hover: #a84d41;--color-border: #e0e0e0;--color-code-bg: #f5f5f5;--font-sans: "Atkinson", "Noto Sans JP", sans-serif;--font-logo: "Avenir Next", "Futura", "Noto Sans JP", "Atkinson", sans-serif;--font-mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--font-size-base: 17px;--line-height: 1.7;--max-width: 760px;--spacing-unit: 1rem}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);scroll-behavior:smooth}body{font-family:var(--font-sans);line-height:var(--line-height);color:var(--color-text);background-color:var(--color-bg);min-height:100vh;display:flex;flex-direction:column;overflow-wrap:anywhere;word-break:normal}main{flex:1;width:100%;max-width:var(--max-width);margin:0 auto;padding:calc(var(--spacing-unit) * 2)}h1,h2,h3,h4,h5,h6{line-height:1.3;margin:calc(var(--spacing-unit) * 2) 0 var(--spacing-unit)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}p{margin-bottom:var(--spacing-unit)}a{color:var(--color-accent);text-decoration:none}a:hover{color:var(--color-accent-hover);text-decoration:underline}.tag-filter{display:flex;flex-wrap:wrap;gap:calc(var(--spacing-unit) * .5);margin:calc(var(--spacing-unit) * 1.25) 0;padding:0}.tag-button{appearance:none;border:1px solid var(--color-border);background:transparent;color:var(--color-text-secondary);font-size:.85rem;padding:.35rem .75rem;border-radius:999px;cursor:pointer;font-family:inherit;transition:color .2s ease,border-color .2s ease,background-color .2s ease}.tag-button:hover{color:var(--color-accent);border-color:var(--color-accent)}.tag-button.is-active{background:var(--color-bg-secondary);color:var(--color-text);border-color:var(--color-border);font-weight:600}.tag-button:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}code,pre,kbd,samp,input,textarea,time{font-family:var(--font-mono);text-autospace:no-autospace}code{font-size:.9em;background-color:var(--color-code-bg);padding:.2em .4em;border-radius:3px}pre{font-size:.9em;overflow-x:auto;border-radius:6px;margin:var(--spacing-unit) 0}pre code{background:none;padding:0}ul,ol{margin-bottom:var(--spacing-unit);padding-left:calc(var(--spacing-unit) * 1.5)}li{margin-bottom:calc(var(--spacing-unit) * .5)}blockquote{border-left:4px solid var(--color-accent);padding-left:var(--spacing-unit);margin:var(--spacing-unit) 0;color:var(--color-text-secondary);font-style:italic}img{max-width:100%;height:auto}table{width:100%;border-collapse:collapse;margin:var(--spacing-unit) 0}th,td{border:1px solid var(--color-border);padding:calc(var(--spacing-unit) * .5);text-align:left}th{background-color:var(--color-bg-secondary)}hr{border:none;border-top:1px solid var(--color-border);margin:calc(var(--spacing-unit) * 2) 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.footer[data-astro-cid-sz7xmlte]{width:100%;border-top:1px solid var(--color-border);margin-top:auto}.footer-inner[data-astro-cid-sz7xmlte]{max-width:var(--max-width, 760px);width:min(calc(100% - 4rem),var(--max-width, 760px));margin:0 auto;padding:calc(var(--spacing-unit) * 2);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--spacing-unit)}.copyright[data-astro-cid-sz7xmlte]{color:var(--color-text-secondary);font-size:.9rem;margin:0}.lang-switch[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;gap:.35rem;font-size:.85rem;color:var(--color-text-secondary)}.lang-link[data-astro-cid-sz7xmlte]{text-decoration:none;color:var(--color-text-secondary)}.lang-link[data-astro-cid-sz7xmlte]:hover{color:var(--color-accent)}.lang-link[data-astro-cid-sz7xmlte].active{color:var(--color-text);font-weight:600}.lang-divider[data-astro-cid-sz7xmlte]{color:var(--color-border)}@media(max-width:480px){.footer-inner[data-astro-cid-sz7xmlte]{flex-direction:column;text-align:center}}.header[data-astro-cid-3ef6ksr2]{width:100%;border-bottom:1px solid var(--color-border);background-color:var(--color-bg);position:sticky;top:0;z-index:100}.header-inner[data-astro-cid-3ef6ksr2]{max-width:var(--max-width, 760px);width:min(calc(100% - 4rem),var(--max-width, 760px));margin:0 auto;padding:var(--spacing-unit) calc(var(--spacing-unit) * 2);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-unit);flex-wrap:wrap}.site-title[data-astro-cid-3ef6ksr2]{font-size:1.32rem;font-weight:700;font-family:var(--font-logo);color:var(--color-accent);white-space:nowrap;text-decoration:none;letter-spacing:.04em;transition:color .2s ease}.site-title[data-astro-cid-3ef6ksr2]:hover{color:var(--color-accent-hover);text-decoration:none}.nav[data-astro-cid-3ef6ksr2]{display:flex;gap:calc(var(--spacing-unit) * 1.5)}@media(max-width:600px){.header-inner[data-astro-cid-3ef6ksr2]{justify-content:center;text-align:center}}