:root{--bg: #ffffff;--bg-subtle: #f4f6f5;--fg: #1f2421;--fg-body: #3a403c;--fg-muted: #5c635e;--border: #e4e7e5;--accent: #3f6b57;--accent-strong: #2d5043;--accent-tint: #ecf2ee;--radius-sm: 6px;--radius-md: 10px;--radius-full: 999px;--page-gutter: clamp(1rem, 4vw, 2rem);--content-width: 680px;--shell-width: 1040px;--font-sans: system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", Meiryo, sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);margin:0;padding:0;text-align:left;background:var(--bg);word-wrap:break-word;overflow-wrap:break-word;color:var(--fg-body);font-size:18px;line-height:1.9}main{width:720px;max-width:calc(100% - (var(--page-gutter) * 2));margin:auto;padding:4rem 0}h1,h2,h3,h4,h5,h6{margin:0 0 .5rem;color:var(--fg);line-height:1.4;letter-spacing:.01em}h1{font-size:clamp(1.85rem,1.4rem + 1.8vw,2.4rem)}h2{font-size:clamp(1.4rem,1.2rem + .8vw,1.7rem)}h3{font-size:clamp(1.2rem,1.1rem + .4vw,1.4rem)}h4{font-size:1.15rem}h5{font-size:1rem}strong,b{font-weight:700}a{color:var(--accent);text-underline-offset:.18em}a:hover{color:var(--accent-strong)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{background:var(--accent-tint)}p{margin:0 0 1em}textarea{width:100%;font-size:16px}input{font-size:16px}table{width:100%;border-collapse:collapse}img{max-width:100%;height:auto;border-radius:var(--radius-sm)}code{padding:2px 5px;background-color:var(--bg-subtle);border-radius:4px;font-size:.9em}pre{padding:1.5em;border-radius:var(--radius-sm);overflow-x:auto;background:var(--bg-subtle)}pre>code{all:unset}blockquote{border-left:2px solid var(--accent);padding:0 0 0 20px;margin:0;color:var(--fg-body);font-size:1.1em}hr{border:none;border-top:1px solid var(--border)}@media(max-width:720px){body{font-size:17px}main{padding:2rem 0}}@media(max-width:480px){body{font-size:16px}}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}footer[data-astro-cid-sz7xmlte]{display:flex;justify-content:center;gap:.9rem 1.25rem;flex-wrap:wrap;padding:2.5rem 1rem 5rem;border-top:1px solid var(--border);background:var(--bg);color:var(--fg-muted);text-align:center}p[data-astro-cid-sz7xmlte]{margin:0;font-size:.875rem}nav[data-astro-cid-sz7xmlte]{display:flex;gap:1rem}a[data-astro-cid-sz7xmlte]{color:var(--fg-muted);font-size:.875rem;text-decoration:none}a[data-astro-cid-sz7xmlte]:hover{color:var(--accent-strong);text-decoration:underline;text-underline-offset:.18em}@media(max-width:480px){footer[data-astro-cid-sz7xmlte]{align-items:center;flex-direction:column;padding-bottom:3.5rem}nav[data-astro-cid-sz7xmlte]{flex-wrap:wrap;justify-content:center}}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none}a[data-astro-cid-eimmu3lg].active{color:var(--fg);font-weight:700}header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:10;margin:0;padding:0 1.5rem;background:color-mix(in srgb,var(--bg) 90%,transparent);border-bottom:1px solid var(--border);backdrop-filter:blur(16px)}h2[data-astro-cid-3ef6ksr2]{min-width:0;margin:0;font-size:1rem;letter-spacing:.01em}h2[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2],h2[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{display:block;color:var(--fg);overflow-wrap:anywhere;text-decoration:none}nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;width:var(--shell-width);max-width:100%;min-height:3.5rem;margin:0 auto}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:1rem .5rem;color:var(--fg-muted);border-bottom:2px solid transparent;text-decoration:none}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--fg)}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{color:var(--fg);text-decoration:none;border-bottom-color:var(--accent)}.internal-links[data-astro-cid-3ef6ksr2]{display:flex;flex:0 0 auto;gap:.6rem;align-items:center}@media(max-width:480px){header[data-astro-cid-3ef6ksr2]{padding:0 1rem}nav[data-astro-cid-3ef6ksr2]{align-items:flex-start;flex-direction:column;gap:.15rem;min-height:0;padding:.65rem 0 .55rem}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:.1rem .2rem}.internal-links[data-astro-cid-3ef6ksr2]{font-size:.92rem;gap:.45rem}}