.visually-hidden[data-astro-cid-nen7h5rs]{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.site-header[data-astro-cid-nen7h5rs]{padding:1.1rem var(--page-pad) .85rem;border-bottom:1px solid var(--color-ash);justify-content:space-between;align-items:center;gap:1.5rem;max-width:72rem;margin:0 auto;display:flex;position:relative}.site-header__home[data-astro-cid-nen7h5rs]{min-width:0;color:var(--color-sumi);flex-wrap:wrap;align-items:baseline;gap:.2rem .55rem;text-decoration:none;display:flex}.site-header__home[data-astro-cid-nen7h5rs]:hover .site-header__brand[data-astro-cid-nen7h5rs]{color:var(--color-kaki)}.site-header__qualifier[data-astro-cid-nen7h5rs]{letter-spacing:.02em;color:var(--color-sumi-soft);font-size:.78rem;font-weight:500}.site-header__brand[data-astro-cid-nen7h5rs]{font-family:var(--font-display);letter-spacing:-.02em;font-size:1.2rem;font-weight:700}.site-header__toggle[data-astro-cid-nen7h5rs]{width:2.5rem;height:2.5rem;color:var(--color-sumi);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.site-header__toggle[data-astro-cid-nen7h5rs]:hover{color:var(--color-kaki)}.site-header__toggle-bars[data-astro-cid-nen7h5rs],.site-header__toggle-bars[data-astro-cid-nen7h5rs]:before,.site-header__toggle-bars[data-astro-cid-nen7h5rs]:after{background:currentColor;width:1.15rem;height:1px;display:block}.site-header__toggle-bars[data-astro-cid-nen7h5rs]{position:relative}.site-header__toggle-bars[data-astro-cid-nen7h5rs]:before,.site-header__toggle-bars[data-astro-cid-nen7h5rs]:after{content:"";position:absolute;left:0}.site-header__toggle-bars[data-astro-cid-nen7h5rs]:before{top:-.35rem}.site-header__toggle-bars[data-astro-cid-nen7h5rs]:after{top:.35rem}.site-header__panel[data-astro-cid-nen7h5rs]{top:100%;right:var(--page-pad);left:var(--page-pad);background:var(--color-paper-raised);border-bottom:1px solid var(--color-ash);z-index:20;max-width:24rem;margin-left:auto;padding:1.35rem 1.25rem 1.5rem;position:absolute}.site-header__list[data-astro-cid-nen7h5rs]{margin:0;padding:0;list-style:none}.site-header__list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{border-top:1px solid var(--color-ash);color:var(--color-sumi);grid-template-columns:6.5rem 1fr;gap:.75rem 1rem;padding:1rem 0;font-size:.92rem;text-decoration:none;display:grid}.site-header__list[data-astro-cid-nen7h5rs] li[data-astro-cid-nen7h5rs]:first-child a[data-astro-cid-nen7h5rs]{border-top:0;padding-top:.25rem}.site-header__list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover span[data-astro-cid-nen7h5rs]{color:var(--color-kaki)}.site-header__list[data-astro-cid-nen7h5rs] time[data-astro-cid-nen7h5rs]{font-variant-numeric:tabular-nums;color:var(--color-sumi-soft)}.site-header__empty[data-astro-cid-nen7h5rs]{color:var(--color-sumi-soft);margin:0 0 1rem;font-size:.92rem}.site-header__all[data-astro-cid-nen7h5rs]{border-top:1px solid var(--color-ash);margin:1.15rem 0 0;padding-top:1.15rem;font-size:.92rem}.site-header__all[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{color:var(--color-kaki-deep);text-decoration:none}.site-header__all[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{color:var(--color-kaki)}@media (width<=520px){.site-header__list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{grid-template-columns:1fr;gap:.15rem}}.sponsors[data-astro-cid-edqltu73] h2[data-astro-cid-edqltu73]{letter-spacing:-.01em;margin:0;font-size:1rem}.sponsors__list[data-astro-cid-edqltu73]{flex-wrap:wrap;gap:.5rem 1.25rem;margin:.75rem 0 0;padding:0;font-size:.95rem;list-style:none;display:flex}.sponsors__list[data-astro-cid-edqltu73] a[data-astro-cid-edqltu73]{color:var(--color-sumi-soft);text-decoration:none}.sponsors__list[data-astro-cid-edqltu73] a[data-astro-cid-edqltu73]:hover{color:var(--color-kaki)}.about[data-astro-cid-cnmgzhpc] h2[data-astro-cid-cnmgzhpc]{letter-spacing:-.01em;margin:0 0 .5rem;font-size:1rem}.about[data-astro-cid-cnmgzhpc] p[data-astro-cid-cnmgzhpc]{color:var(--color-sumi-soft);margin:0 0 .75rem;font-size:.95rem}.about[data-astro-cid-cnmgzhpc] p[data-astro-cid-cnmgzhpc]:last-child{margin-bottom:0}.site-footer[data-astro-cid-jo6i4kqk]{margin-top:var(--section-gap);border-top:1px solid var(--color-ash);padding:var(--section-gap) 0 3rem}.site-footer__inner[data-astro-cid-jo6i4kqk]{max-width:var(--measure);padding:0 var(--page-pad);flex-direction:column;gap:2.5rem;margin:0 auto;display:flex}.site-footer__links[data-astro-cid-jo6i4kqk]{flex-wrap:wrap;gap:.75rem 1.25rem;padding-top:.25rem;font-size:.9rem;display:flex}.site-footer__links[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:var(--color-sumi-soft);text-decoration:none}.site-footer__links[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{color:var(--color-kaki)}:root{--color-sumi:#12141a;--color-sumi-soft:#5a6170;--color-paper:#f5f6f8;--color-paper-raised:#fff;--color-ash:#d9dde5;--color-kaki:#e11d48;--color-kaki-deep:#be123c;--font-display:"IBM Plex Sans JP", "Noto Sans JP", sans-serif;--font-body:"IBM Plex Sans JP", "Noto Sans JP", sans-serif;--measure:40rem;--page-pad:clamp(1.25rem, 4vw, 2.5rem);--section-gap:clamp(3rem, 8vw, 5rem)}*,:before,:after{box-sizing:border-box}html{color-scheme:light;scroll-behavior:smooth}body{min-height:100vh;font-family:var(--font-body);color:var(--color-sumi);background-color:var(--color-paper);background-image:linear-gradient(180deg, #fff 0%, var(--color-paper) 14rem);-webkit-font-smoothing:antialiased;margin:0;font-size:1.05rem;font-weight:400;line-height:1.7}img{max-width:100%;height:auto;display:block}a{color:var(--color-kaki-deep);text-underline-offset:.15em}a:hover{color:var(--color-kaki)}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.01em;color:var(--color-sumi);font-weight:700;line-height:1.3}p{margin:0 0 1em}:focus-visible{outline:2px solid var(--color-kaki);outline-offset:3px}.prose h2,.prose h3{margin:2.25rem 0 .55rem}.prose h2{letter-spacing:-.015em;font-size:1.2rem}.prose h3{font-size:1.05rem;font-weight:600}.prose p{margin:0 0 1.05em}.prose blockquote{border-left:2px solid var(--color-kaki);color:var(--color-sumi-soft);margin:1rem 0;padding:0 0 0 .85rem;font-size:.92rem}.prose a{color:var(--color-kaki-deep)}main{display:block}