:root{--color-bg:#ededde;--color-surface:#fcfbf8;--color-border:#ddd8cf;--color-text:#282828;--color-text-sub:#686868;--color-text-white:#fff;--color-accent:#3d2800;--color-check:#520d47;--color-surface-hover:#f2efe8;--shadow-card:0 1px 2px #0000000a, 0 8px 24px #00000008;--image-filter:none;--radius-card:2rem;--body-bg:radial-gradient(circle at top, #ffffff4d, transparent 70%), var(--color-bg);--indicator-x:2rem;--indicator-width:6rem;--font-base-japanese:"Zen Kaku Gothic Antique", sans-serif;--font-base-english:"Geist", sans-serif;--mobile-header-height:7.8rem;--aside-width:30rem;--drawer-width:34rem;--gap-size-xl:4.8rem;--gap-size-l:3.6rem;--gap-size-m:2.4rem;--gap-size-s:1.2rem}.about[data-astro-cid-y72oufaf]{max-width:86rem;margin-inline:auto;padding:4rem 0 8rem;line-height:2}.about[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]{color:var(--color-accent);text-underline-offset:.3em;text-decoration:underline}.about[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]:hover{opacity:.7}.about__intro[data-astro-cid-y72oufaf]{align-items:start;gap:var(--gap-size-l);border:1px solid var(--color-accent);border-radius:var(--radius-card);background:var(--color-surface);grid-template-columns:16rem minmax(0,1fr);margin-top:3rem;padding:4rem;display:grid}@media (width<=767px){.about__intro[data-astro-cid-y72oufaf]{gap:var(--gap-size-m);grid-template-columns:minmax(0,1fr);padding:2.4rem}}.about__portrait[data-astro-cid-y72oufaf]{border:3px double var(--color-accent);object-fit:contain;border-radius:50%;width:16rem;height:16rem}@media (width<=767px){.about__portrait[data-astro-cid-y72oufaf]{justify-self:center}}.about__role[data-astro-cid-y72oufaf],.about__author[data-astro-cid-y72oufaf]{color:var(--color-text-sub);font-size:1.4rem}.about__name[data-astro-cid-y72oufaf]{margin:.4rem 0 2rem;font-size:2.4rem;font-weight:700}.about__prose[data-astro-cid-y72oufaf]{gap:1.6rem;display:grid}.about__links[data-astro-cid-y72oufaf]{flex-wrap:wrap;gap:1.2rem;margin-top:2rem;display:flex}.about__links[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]{border:1px solid var(--color-accent);background:var(--color-surface);border-radius:999px;justify-content:center;align-items:center;min-width:11rem;min-height:4.4rem;padding:.8rem 2rem;font-size:1.4rem;font-weight:700;text-decoration:none;transition:background-color .2s,color .2s;display:inline-flex}.about__links[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]:hover{color:var(--color-text-white);background:var(--color-accent);opacity:1}.about__links[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px}.about__section[data-astro-cid-y72oufaf]{margin-top:6rem}@media (width<=767px){.about__section[data-astro-cid-y72oufaf]{margin-top:4rem}}.about__books-intro[data-astro-cid-y72oufaf]{margin-bottom:3rem}.about__books-closing[data-astro-cid-y72oufaf]{margin-top:3rem}.about__books[data-astro-cid-y72oufaf]{gap:var(--gap-size-m);grid-template-columns:repeat(3,minmax(0,1fr));margin-top:3rem;list-style:none;display:grid}@media (width<=767px){.about__books[data-astro-cid-y72oufaf]{grid-template-columns:minmax(0,1fr);margin-top:1.6rem}}.about__book[data-astro-cid-y72oufaf]{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow-wrap:anywhere;padding:2.4rem}.about__number[data-astro-cid-y72oufaf]{color:var(--color-text-sub);letter-spacing:.15em;margin-bottom:1.6rem;font-size:1.4rem}.about__book-image[data-astro-cid-y72oufaf]{--book-image-height:20rem;width:calc(var(--book-image-height) * var(--book-image-ratio));height:var(--book-image-height);max-width:100%;aspect-ratio:var(--book-image-ratio);border:1px solid var(--color-accent);background-color:#fff;margin:0 auto 2rem;padding:.4rem}@media (width<=767px){.about__book-image[data-astro-cid-y72oufaf]{--book-image-height:24rem}}.about__book-image[data-astro-cid-y72oufaf] img{object-fit:contain;width:100%;height:100%}.about__author[data-astro-cid-y72oufaf]{margin-bottom:1rem}.about__principles[data-astro-cid-y72oufaf]{gap:3rem;display:grid}.about__closing[data-astro-cid-y72oufaf]{border-top:1px solid var(--color-border);margin-top:6rem;padding-top:3rem}.about__closing[data-astro-cid-y72oufaf] a[data-astro-cid-y72oufaf]{align-items:center;min-height:4.4rem;margin-top:1rem;display:inline-flex}