:root{--color-bg: #f7f6f2;--color-surface: #ffffff;--color-surface-dim: #efede7;--color-ink: #232830;--color-ink-soft: #59606b;--color-line: #dedbd2;--color-accent: #e0961f;--color-accent-deep: #9a6a0a;--color-accent-tint: #faf0dc;--color-grid: #eae7de;--color-tick: #c8c3b4;--grid-gap: 28px;--tick-unit: .5rem;--status-green: #1ae56e;--status-green-deep: #0d7a3c;--status-amber: #f2a93b;--status-amber-deep: #8f5c07;--status-red: #ff5a50;--status-red-deep: #b13830;--font-body: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic Medium", "Yu Gothic", "Noto Sans JP", "BIZ UDPGothic", "Meiryo", sans-serif;--font-mono: "SF Mono", "Consolas", "Menlo", "Roboto Mono", "Osaka-Mono", "MS Gothic", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.3125rem;--text-2xl: 1.625rem;--text-3xl: 2rem;--text-4xl: 2.625rem;--leading-body: 1.95;--leading-tight: 1.45;--tracking-label: .14em;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-7: 3rem;--space-8: 4rem;--space-9: 6rem;--measure: 42rem;--measure-wide: 68rem;--radius: 12px;--radius-sm: 6px;--shadow-card: 0 1px 1px rgba(28, 30, 36, .05), 0 5px 16px rgba(28, 30, 36, .04);--meter-bg: #0d0e0d;--meter-panel: #151713;--meter-ink: #eae8e0;--meter-ink-soft: #9c9a90;--meter-line: #2b2e29;--meter-grid: #191c17;--meter-fail-amber: #6e4c14;--meter-fail-red: #6e2620}[data-zone=meter]{--color-bg: var(--meter-bg);--color-surface: var(--meter-panel);--color-ink: var(--meter-ink);--color-ink-soft: var(--meter-ink-soft);--color-line: var(--meter-line);--color-accent-deep: var(--color-accent);background-color:var(--color-bg);color:var(--color-ink);font-family:var(--font-mono);font-feature-settings:"palt" 0}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%}body{background-color:var(--color-bg);color:var(--color-ink);font-family:var(--font-body);font-size:var(--text-base);line-height:var(--leading-body);font-feature-settings:"palt";min-height:100dvh;display:flex;flex-direction:column}main{flex:1}img,svg{display:block;max-width:100%}:focus-visible{outline:2px solid var(--color-accent-deep);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}a{color:var(--color-accent-deep);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.25em}a:hover{text-decoration-thickness:2px}h1,h2,h3,h4{line-height:var(--leading-tight);font-weight:700}.container{width:100%;max-width:calc(var(--measure) + var(--space-4) * 2);margin-inline:auto;padding-inline:var(--space-4)}.container-wide{width:100%;max-width:calc(var(--measure-wide) + var(--space-4) * 2);margin-inline:auto;padding-inline:var(--space-4)}.micro-label{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-ink-soft)}.rule{display:flex;align-items:center;gap:var(--space-3);margin-block:var(--space-7)}.rule:before{content:"";flex:1;border-top:1px solid var(--color-line)}.rule:after{content:attr(data-label);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-label);color:var(--color-accent-deep);white-space:nowrap}.rule[data-label=""]{gap:0}.skip-link{position:absolute;left:-9999px;top:0;background:var(--color-surface);padding:var(--space-2) var(--space-4);z-index:100}.skip-link:focus{left:var(--space-2);top:var(--space-2)}.button{display:inline-block;padding:.8em 1.6em;border-radius:var(--radius-sm);border:1px solid transparent;background:var(--color-ink);color:var(--color-bg);font-weight:700;text-decoration:none;line-height:var(--leading-tight)}.button:hover{opacity:.85;text-decoration:none}.button--accent{background:var(--color-accent);color:#1c1508}.button--ghost{background:transparent;border-color:var(--color-line);color:var(--color-ink)}.prose{font-size:var(--text-base)}.prose>*+*{margin-top:var(--space-5)}.prose h2{font-size:var(--text-2xl);margin-top:var(--space-8);padding-top:var(--space-5);border-top:1px solid var(--color-line)}.prose h3{font-size:var(--text-xl);margin-top:var(--space-7)}.prose ul,.prose ol{padding-left:1.4em}.prose li+li{margin-top:var(--space-2)}.prose blockquote{border-left:3px solid var(--color-accent);padding-left:var(--space-4);color:var(--color-ink-soft)}.prose strong{font-weight:700}.prose code{font-family:var(--font-mono);font-size:.9em;background:var(--color-surface-dim);padding:.1em .4em;border-radius:var(--radius-sm)}.prose table{border-collapse:collapse;width:100%;font-size:var(--text-sm)}.prose th,.prose td{border:1px solid var(--color-line);padding:var(--space-2) var(--space-3);text-align:left}.card-grid{display:grid;gap:var(--space-4);grid-template-columns:1fr;padding:0;margin:0;list-style:none}@media(min-width:720px){.card-grid{grid-template-columns:repeat(auto-fill,minmax(18rem,1fr))}}.page-header{padding-block:var(--space-7) var(--space-6)}.page-header h1{font-size:var(--text-3xl);margin-top:var(--space-3)}.page-header .lead{margin-top:var(--space-4);font-size:var(--text-lg);color:var(--color-ink-soft)}@media(min-width:720px){.page-header h1{font-size:var(--text-4xl)}}.section{padding-block:var(--space-7)}.site-header[data-astro-cid-3ef6ksr2]{background:var(--color-bg);border-bottom:1px solid var(--color-line);position:sticky;top:0;z-index:50}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;min-height:3.5rem;gap:var(--space-3)}.brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:var(--space-2);font-weight:700;font-size:var(--text-lg);color:var(--color-ink);text-decoration:none;letter-spacing:.02em}.brand-mark[data-astro-cid-3ef6ksr2]{width:1.1em;height:1.1em;border-radius:3px;background:linear-gradient(to top,var(--color-accent) 0 62%,transparent 62%) 0 0 / 100% 100%,var(--color-ink);box-shadow:inset 0 -.62em 0 -.55em var(--color-bg)}.visually-hidden[data-astro-cid-3ef6ksr2]{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.nav-toggle[data-astro-cid-3ef6ksr2]{position:absolute;opacity:0;width:2.75rem;height:2.75rem;right:var(--space-3)}.nav-button[data-astro-cid-3ef6ksr2]{display:grid;place-items:center;width:2.75rem;height:2.75rem;border:1px solid var(--color-line);border-radius:var(--radius-sm);cursor:pointer}.nav-button-bar[data-astro-cid-3ef6ksr2],.nav-button-bar[data-astro-cid-3ef6ksr2]:before,.nav-button-bar[data-astro-cid-3ef6ksr2]:after{display:block;width:1.1rem;height:2px;background:var(--color-ink);content:""}.nav-button-bar[data-astro-cid-3ef6ksr2]{position:relative}.nav-button-bar[data-astro-cid-3ef6ksr2]:before{position:absolute;top:-6px}.nav-button-bar[data-astro-cid-3ef6ksr2]:after{position:absolute;top:6px}.nav-toggle[data-astro-cid-3ef6ksr2]:focus-visible+.nav-button[data-astro-cid-3ef6ksr2]{outline:2px solid var(--color-accent-deep);outline-offset:2px}.site-nav[data-astro-cid-3ef6ksr2]{display:none;width:100%;padding-block:var(--space-3) var(--space-4)}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.site-nav[data-astro-cid-3ef6ksr2]{display:block}.site-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1)}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:block;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);color:var(--color-ink);text-decoration:none;font-weight:500}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{background:var(--color-surface-dim)}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2][aria-current=page]{background:var(--color-accent-tint);color:var(--color-accent-deep);font-weight:700}@media(min-width:880px){.nav-toggle[data-astro-cid-3ef6ksr2],.nav-button[data-astro-cid-3ef6ksr2]{display:none}.site-nav[data-astro-cid-3ef6ksr2]{display:block;width:auto;padding-block:0}.site-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{flex-direction:row;gap:var(--space-1)}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{font-size:var(--text-sm);padding:var(--space-2) var(--space-3)}}.site-footer[data-astro-cid-sz7xmlte]{margin-top:var(--space-9);border-top:1px solid var(--color-line);padding-block:var(--space-7) var(--space-6);background:var(--color-surface-dim);font-size:var(--text-sm)}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;gap:var(--space-6);grid-template-columns:1fr}@media(min-width:720px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:repeat(3,1fr)}}.footer-grid[data-astro-cid-sz7xmlte] h2[data-astro-cid-sz7xmlte]{margin-bottom:var(--space-3)}.footer-grid[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;margin:0;padding:0;display:grid;gap:var(--space-2)}.footer-grid[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-ink);text-decoration:none}.footer-grid[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{text-decoration:underline}.disclaimer[data-astro-cid-sz7xmlte]{margin-top:var(--space-7);color:var(--color-ink-soft);max-width:var(--measure)}.copyright[data-astro-cid-sz7xmlte]{margin-top:var(--space-4);font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-ink-soft)}