:root{color-scheme:light;--c-bg:#fff;--c-bg-alt:#f3f6fa;--c-bg-deep:#071a33;--c-ink:#0e1a2b;--c-ink-muted:#475569;--c-ink-invert:#eef3f9;--c-navy:#0b2545;--c-teal:#0b66a3;--c-teal-strong:#08548a;--c-teal-soft:#e7f0f8;--c-accent-on-dark:#7cc3ef;--c-line:#d9e0e8;--c-line-strong:#b4c0ce;--c-control-border:#64748b;--c-draft:#8a4b00;--c-draft-bg:#fff4e0;--c-focus:#0b66a3;--font-sans:system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "BIZ UDPGothic", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif;--font-num:ui-monospace, "SFMono-Regular", Consolas, monospace;--fs-body:1.0625rem;--fs-small:.875rem;--fs-h1:clamp(1.9rem, 1.3rem + 2.6vw, 3.2rem);--fs-h2:clamp(1.45rem, 1.15rem + 1.3vw, 2.1rem);--fs-h3:clamp(1.12rem, 1.05rem + .4vw, 1.3rem);--lh-body:1.9;--gutter:clamp(1rem, .6rem + 2vw, 2.25rem);--space-section:clamp(3.5rem, 2.5rem + 4vw, 6.5rem);--w-content:72rem;--w-text:44rem;--radius:3px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--c-bg);color:var(--c-ink);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);font-feature-settings:"palt" 0;overflow-wrap:anywhere;word-break:normal;line-break:strict;margin:0}img,svg{max-width:100%;height:auto;display:block}h1,h2,h3,h4{color:var(--c-navy);letter-spacing:.02em;margin:0 0 .6em;font-weight:700;line-height:1.35}h1{font-size:var(--fs-h1)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}p{margin:0 0 1.1em}ul,ol{margin:0 0 1.1em;padding-left:1.4em}li+li{margin-top:.3em}a{color:var(--c-teal);text-underline-offset:.2em;text-decoration-thickness:1px}a:hover{color:var(--c-teal-strong);text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--c-focus);outline-offset:3px;border-radius:2px}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:100;background:var(--c-navy);color:#fff;border-radius:var(--radius);padding:.6rem 1rem;text-decoration:none;position:absolute;top:-100px;left:.75rem}.skip-link:focus{color:#fff;top:.75rem}.container{width:100%;max-width:calc(var(--w-content) + var(--gutter) * 2);padding-inline:var(--gutter);margin-inline:auto}.measure{max-width:var(--w-text)}.section{padding-block:var(--space-section)}.section--alt{background:var(--c-bg-alt)}.eyebrow{font-size:var(--fs-small);letter-spacing:.16em;text-transform:uppercase;color:var(--c-teal);margin-bottom:.5rem;font-weight:700;display:block}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.5rem 2rem;margin-bottom:2rem;display:flex}.section-head h2{margin:0}.section-head h2:before{content:"";background:linear-gradient(90deg, var(--c-teal), var(--c-navy));width:2.25rem;height:3px;margin-bottom:.85rem;display:block}.lead{color:var(--c-ink-muted);font-size:clamp(1.05rem,1rem + .35vw,1.2rem);line-height:1.85}.muted{color:var(--c-ink-muted)}.small{font-size:var(--fs-small)}.more-link{overflow-wrap:anywhere;font-weight:700;text-decoration:none}.more-link:after{white-space:nowrap;content:" →"}.more-link:hover{text-decoration:underline}.button{border:1.5px solid var(--c-navy);border-radius:var(--radius);background:var(--c-navy);color:#fff;align-items:center;gap:.5em;min-height:44px;padding:.55rem 1.2rem;font-weight:700;line-height:1.4;text-decoration:none;display:inline-flex}.button:hover{background:var(--c-teal-strong);border-color:var(--c-teal-strong);color:#fff}.button--ghost{color:var(--c-navy);background:0 0}.button--ghost:hover{background:var(--c-navy);color:#fff}.badge{vertical-align:middle;letter-spacing:.04em;white-space:nowrap;border:1px solid;border-radius:999px;padding:.05rem .5rem;font-size:.75rem;font-weight:700;line-height:1.5;display:inline-block}.badge--draft{color:var(--c-draft);background:var(--c-draft-bg)}.badge--stage{color:var(--c-navy);background:#fff}.badge--ok{color:var(--c-teal-strong);background:var(--c-teal-soft)}.notice{border-left:4px solid var(--c-line-strong);background:var(--c-bg-alt);margin:0 0 1.5rem;padding:1rem 1.25rem}.notice>:last-child{margin-bottom:0}.dl{grid-template-columns:minmax(6rem,10rem) 1fr;gap:.75rem 1.5rem;margin:0;display:grid}.dl dt{color:var(--c-navy);font-weight:700}.dl dd{margin:0}@media (width<=34rem){.dl{grid-template-columns:1fr;gap:.25rem}.dl dd{margin-bottom:.75rem}}li.pub:target{background:var(--c-teal-soft);box-shadow:inset 4px 0 0 var(--c-teal);padding-left:.8rem}.md>:first-child{margin-top:0}.md h2{margin-top:2rem;font-size:1.35rem}.md h3{margin-top:1.5rem;font-size:1.15rem}.md img{border-radius:var(--radius);margin-block:1rem}.md table{border-collapse:collapse;width:100%;display:block;overflow-x:auto}.md th,.md td{border:1px solid var(--c-line);text-align:left;padding:.4rem .6rem}.md blockquote{border-left:3px solid var(--c-line-strong);color:var(--c-ink-muted);margin:0 0 1.1em;padding-left:1rem}.md pre{background:var(--c-bg-alt);padding:1rem;overflow-x:auto}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{.site-header nav,.skip-link,.site-footer{display:none}a[href^=http]:after{content:" (" attr(href) ")";font-size:.8em}}.site-header[data-astro-cid-nen7h5rs]{border-top:3px solid var(--c-navy);border-bottom:1px solid var(--c-line);background:var(--c-bg)}.bar[data-astro-cid-nen7h5rs]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1.5rem;padding-block:.85rem;display:flex}.brand[data-astro-cid-nen7h5rs]{color:var(--c-navy);flex-direction:column;min-width:0;line-height:1.35;text-decoration:none;display:flex}.brand-name[data-astro-cid-nen7h5rs]{letter-spacing:.1em;align-items:center;gap:.55rem;font-size:1.25rem;font-weight:700;display:flex}.brand-name[data-astro-cid-nen7h5rs]:before{content:"";background:var(--c-teal);width:.6rem;height:.6rem;box-shadow:.3rem .3rem 0 var(--c-navy);flex:none;margin-right:.3rem}.brand-sub[data-astro-cid-nen7h5rs]{color:var(--c-ink-muted);font-size:.8rem}.site-nav[data-astro-cid-nen7h5rs] ul[data-astro-cid-nen7h5rs]{flex-wrap:wrap;gap:.15rem .2rem;margin:0;padding:0;list-style:none;display:flex}.site-nav[data-astro-cid-nen7h5rs] li[data-astro-cid-nen7h5rs]+li[data-astro-cid-nen7h5rs]{margin:0}.site-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{border-radius:var(--radius);color:var(--c-ink);padding:.45rem .6rem;font-size:.95rem;font-weight:600;line-height:1.5;text-decoration:none;display:block}.site-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{background:var(--c-teal-soft);color:var(--c-navy)}.site-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{color:var(--c-teal-strong);box-shadow:inset 0 -2px 0 var(--c-teal)}.site-nav[data-astro-cid-nen7h5rs] .lang[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{color:var(--c-ink-muted);font-weight:500}.nav-toggle[data-astro-cid-nen7h5rs]{border:1.5px solid var(--c-control-border);border-radius:var(--radius);background:var(--c-bg);min-width:44px;min-height:44px;color:var(--c-navy);font:inherit;cursor:pointer;align-items:center;gap:.5rem;padding:.4rem .8rem;font-size:.95rem;font-weight:700;display:none}.nav-toggle-icon[data-astro-cid-nen7h5rs],.nav-toggle-icon[data-astro-cid-nen7h5rs]:before,.nav-toggle-icon[data-astro-cid-nen7h5rs]:after{background:currentColor;width:18px;height:2px;display:block;position:relative}.nav-toggle-icon[data-astro-cid-nen7h5rs]:before,.nav-toggle-icon[data-astro-cid-nen7h5rs]:after{content:"";position:absolute;left:0}.nav-toggle-icon[data-astro-cid-nen7h5rs]:before{top:-6px}.nav-toggle-icon[data-astro-cid-nen7h5rs]:after{top:6px}.nav-toggle[data-astro-cid-nen7h5rs][aria-expanded=true] .nav-toggle-icon[data-astro-cid-nen7h5rs]{background:0 0}.nav-toggle[data-astro-cid-nen7h5rs][aria-expanded=true] .nav-toggle-icon[data-astro-cid-nen7h5rs]:before{top:0;transform:rotate(45deg)}.nav-toggle[data-astro-cid-nen7h5rs][aria-expanded=true] .nav-toggle-icon[data-astro-cid-nen7h5rs]:after{top:0;transform:rotate(-45deg)}@media (width<=62rem){html.js .nav-toggle[data-astro-cid-nen7h5rs]{display:inline-flex}.site-nav[data-astro-cid-nen7h5rs]{flex-basis:100%}html.js .site-nav[data-astro-cid-nen7h5rs]:not(.is-open){display:none}.site-nav[data-astro-cid-nen7h5rs] ul[data-astro-cid-nen7h5rs]{border-top:1px solid var(--c-line);flex-direction:column;padding-top:.5rem}.site-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{padding:.7rem .5rem;font-size:1rem}.site-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{box-shadow:inset 3px 0 0 var(--c-teal);padding-left:.9rem}}.site-footer[data-astro-cid-jo6i4kqk]{margin-top:var(--space-section);background:var(--c-bg-deep);border-top:3px solid var(--c-teal);color:var(--c-ink-invert);padding-block:3rem 1.5rem;font-size:.95rem}.site-footer[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:#cfe2f3}.site-footer[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{color:#fff}.site-footer[data-astro-cid-jo6i4kqk] [data-astro-cid-jo6i4kqk]:focus-visible{outline-color:var(--c-accent-on-dark)}.grid[data-astro-cid-jo6i4kqk]{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:2rem;display:grid}.name[data-astro-cid-jo6i4kqk]{letter-spacing:.08em;margin:0;font-size:1.2rem;font-weight:700}.aff[data-astro-cid-jo6i4kqk]{color:#c4cfdc;margin:0 0 1rem}.ext[data-astro-cid-jo6i4kqk],.links[data-astro-cid-jo6i4kqk]{margin:0;padding:0;list-style:none}.ext[data-astro-cid-jo6i4kqk]{flex-wrap:wrap;gap:.25rem 1.25rem;display:flex}.ext[data-astro-cid-jo6i4kqk] li[data-astro-cid-jo6i4kqk]+li[data-astro-cid-jo6i4kqk],.links[data-astro-cid-jo6i4kqk] li[data-astro-cid-jo6i4kqk]+li[data-astro-cid-jo6i4kqk]{margin:0}.links[data-astro-cid-jo6i4kqk]{grid-template-columns:repeat(auto-fill,minmax(9.5rem,1fr));gap:.35rem 1.25rem;display:grid}.links[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{padding-block:.2rem;display:inline-block}.meta[data-astro-cid-jo6i4kqk]{color:#b4c0ce;font-size:var(--fs-small);border-top:1px solid #ffffff2e;flex-wrap:wrap;justify-content:space-between;gap:.5rem 2rem;margin-top:2.5rem;padding-top:1rem;display:flex}.meta[data-astro-cid-jo6i4kqk] p[data-astro-cid-jo6i4kqk]{margin:0}@media (width<=40rem){.grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr}}.review-bar[data-astro-cid-z4jru4n3]{background:var(--c-draft-bg);color:var(--c-draft);font-size:var(--fs-small);padding:.5rem var(--gutter);border-bottom:1px solid;line-height:1.6}main[data-astro-cid-z4jru4n3]:focus{outline:none}