:root{--color-primary:#1b2a6b;--color-on-primary:#fff;--color-primary-hover:#14204f;--color-primary-muted:#ffffff1f;--color-ink:#14162b;--color-body:#3a3d52;--color-secondary:#6b7089;--color-line:#e4e8f7;--color-line-strong:#14162b;--color-surface:#fff;--color-neutral:#f6f7fb;--color-placeholder:#eef0f8;--font-family-base:"Noto Sans JP", sans-serif;--font-family-exif:ui-monospace, Menlo, monospace;--font-h1-size:2rem;--font-h1-weight:700;--font-h1-line-height:1.45;--font-h1-letter-spacing:.01em;--font-h1-mobile-size:1.375rem;--font-h1-mobile-weight:700;--font-h1-mobile-line-height:1.5;--font-h2-size:1.125rem;--font-h2-weight:700;--font-h2-line-height:1.4;--font-h2-letter-spacing:.02em;--font-title-size:1rem;--font-title-weight:700;--font-title-line-height:1.5;--font-body-md-size:.9375rem;--font-body-md-weight:400;--font-body-md-line-height:2;--font-body-sm-size:.875rem;--font-body-sm-weight:400;--font-body-sm-line-height:1.9;--font-caption-size:.75rem;--font-caption-weight:400;--font-caption-line-height:1.6;--font-label-size:.8125rem;--font-label-weight:400;--font-label-line-height:1.5;--font-wordmark-size:1.375rem;--font-wordmark-weight:700;--font-wordmark-line-height:1.2;--font-wordmark-letter-spacing:.01em;--font-exif-size:.6875rem;--font-exif-weight:400;--font-exif-line-height:1.4;--radius-none:0px;--radius-sm:3px;--radius-full:9999px;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:36px;--space-2xl:56px;--space-3xl:72px;--sidebar-width:300px;--sidebar-padding:32px 36px;--sidebar-logo-band-padding:28px 36px 22px;--sidebar-footer-padding:16px 36px 32px;--mobile-header-height:64px;--mobile-header-padding:10px 20px;--avatar-size:120px;--avatar-size-mobile:72px;--nav-item-padding:8px 12px;--nav-item-gap:2px;--nav-item-hover-bg:#ffffff14;--button-padding:13px 24px;--tag-padding:2px 10px;--list-row-padding:20px 0;--section-heading-padding:0 0 10px;--mobile-content-padding:20px;--tap-target-min:44px;--checkbox-size:20px;--textarea-min-height:160px;--hamburger-width:22px;--hamburger-thickness:2px;--hamburger-gap:6px}@font-face{font-family:Noto Sans JP;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/noto-sans-jp-latin-400-normal.CiI97xlr.woff2)format("woff2"),url(/_astro/noto-sans-jp-latin-400-normal.Bqwd-IAT.woff)format("woff")}@font-face{font-family:Noto Sans JP;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/noto-sans-jp-latin-700-normal.B5WF5-M-.woff2)format("woff2"),url(/_astro/noto-sans-jp-latin-700-normal.BzNrfb2r.woff)format("woff")}@font-face{font-family:Noto Sans JP;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/noto-sans-jp-japanese-400-normal.Cy9Yahyj.woff2)format("woff2"),url(/_astro/noto-sans-jp-japanese-400-normal.CVXqO_9z.woff)format("woff")}@font-face{font-family:Noto Sans JP;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/noto-sans-jp-japanese-700-normal.Cy7xyTMA.woff2)format("woff2"),url(/_astro/noto-sans-jp-japanese-700-normal.CLExAywd.woff)format("woff")}*,:before,:after{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-family-base);font-size:var(--font-body-md-size);font-weight:var(--font-body-md-weight);line-height:var(--font-body-md-line-height);color:var(--color-body);background-color:var(--color-surface);-webkit-font-smoothing:antialiased}h1,h2,h3,p,ul,ol,figure{margin:0}ul,ol{padding:0;list-style:none}a{color:var(--color-primary)}img{max-width:100%;display:block}h1{font-size:var(--font-h1-size);font-weight:var(--font-h1-weight);line-height:var(--font-h1-line-height);letter-spacing:var(--font-h1-letter-spacing);color:var(--color-ink)}@media (width<=767px){h1{font-size:var(--font-h1-mobile-size);font-weight:var(--font-h1-mobile-weight);line-height:var(--font-h1-mobile-line-height)}}.prose{max-width:38em}.prose>*+*{margin-top:var(--space-md)}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.button-primary,.button-secondary{min-height:var(--tap-target-min);padding:var(--button-padding);border-radius:var(--radius-sm);font-size:var(--font-body-sm-size);cursor:pointer;border:none;align-items:center;text-decoration:none;display:inline-flex}.button-primary{background-color:var(--color-primary);color:var(--color-on-primary)}.button-primary:hover{background-color:var(--color-primary-hover)}.button-primary:disabled{opacity:.6;cursor:not-allowed}.button-secondary{background-color:var(--color-surface);color:var(--color-ink);border:1px solid var(--color-ink)}.button-on-primary{background-color:var(--color-surface);color:var(--color-primary)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.sidebar[data-astro-cid-wv7whodv]{display:none}@media (width>=1024px){.sidebar[data-astro-cid-wv7whodv]{width:var(--sidebar-width);background-color:var(--color-primary);color:var(--color-on-primary);flex-direction:column;display:flex;position:fixed;inset-block:0;inset-inline-start:0}}.sidebar__logo-band[data-astro-cid-wv7whodv]{background-color:var(--color-surface);padding:var(--sidebar-logo-band-padding)}.sidebar__brand[data-astro-cid-wv7whodv]{align-items:center;gap:var(--space-sm);text-decoration:none;display:flex}.sidebar__wordmark[data-astro-cid-wv7whodv]{flex-direction:column;display:flex}.sidebar__wordmark-en[data-astro-cid-wv7whodv]{font-size:var(--font-wordmark-size);font-weight:var(--font-wordmark-weight);line-height:var(--font-wordmark-line-height);letter-spacing:var(--font-wordmark-letter-spacing);color:var(--color-primary)}.sidebar__wordmark-ja[data-astro-cid-wv7whodv]{font-size:var(--font-caption-size);color:var(--color-secondary)}.sidebar__body[data-astro-cid-wv7whodv]{padding:var(--sidebar-padding);align-items:flex-start;gap:var(--space-sm);flex-direction:column;flex:1;display:flex}.sidebar__avatar[data-astro-cid-wv7whodv]{width:var(--avatar-size);height:var(--avatar-size);border-radius:var(--radius-full);border:3px solid var(--color-on-primary);object-fit:cover;margin-block-end:var(--space-sm)}.sidebar__name[data-astro-cid-wv7whodv]{font-size:var(--font-title-size);font-weight:var(--font-title-weight)}.sidebar__title[data-astro-cid-wv7whodv]{font-size:var(--font-body-sm-size);opacity:.85}.sidebar__nav[data-astro-cid-wv7whodv]{width:100%;margin-block-start:var(--space-lg)}.sidebar__nav[data-astro-cid-wv7whodv] ul[data-astro-cid-wv7whodv]{gap:var(--nav-item-gap);flex-direction:column;display:flex}.sidebar__nav[data-astro-cid-wv7whodv] a[data-astro-cid-wv7whodv]{padding:var(--nav-item-padding);font-size:var(--font-body-sm-size);color:var(--color-on-primary);border-radius:var(--radius-sm);text-decoration:none;display:block}.sidebar__nav[data-astro-cid-wv7whodv] a[data-astro-cid-wv7whodv]:hover{background-color:var(--nav-item-hover-bg)}.sidebar__nav[data-astro-cid-wv7whodv] a[data-astro-cid-wv7whodv][aria-current=page]{background-color:var(--color-primary-muted);font-weight:700}.sidebar__footer[data-astro-cid-wv7whodv]{padding:var(--sidebar-footer-padding);font-size:var(--font-caption-size)}.sidebar__footer[data-astro-cid-wv7whodv] ul[data-astro-cid-wv7whodv]{gap:var(--space-xs);flex-direction:column;margin-block-end:var(--space-sm);display:flex}.sidebar__footer[data-astro-cid-wv7whodv] a[data-astro-cid-wv7whodv]{color:var(--color-on-primary);opacity:.85}.sidebar__footer[data-astro-cid-wv7whodv] p[data-astro-cid-wv7whodv]{opacity:.75}.mobile-header[data-astro-cid-hghorjjy]{height:var(--mobile-header-height);padding:var(--mobile-header-padding);background-color:var(--color-surface);border-bottom:3px solid var(--color-primary);justify-content:space-between;align-items:center;display:flex;position:relative}@media (width>=1024px){.mobile-header[data-astro-cid-hghorjjy]{display:none}}.mobile-header__brand[data-astro-cid-hghorjjy]{align-items:center;gap:var(--space-sm);text-decoration:none;display:flex}.mobile-header__wordmark[data-astro-cid-hghorjjy]{font-size:var(--font-h2-size);color:var(--color-primary);font-weight:700}.mobile-nav__toggle[data-astro-cid-hghorjjy]{width:var(--tap-target-min);height:var(--tap-target-min);cursor:pointer;justify-content:center;align-items:center;list-style:none;display:flex}.mobile-nav__toggle[data-astro-cid-hghorjjy]::-webkit-details-marker{display:none}.mobile-nav__icon[data-astro-cid-hghorjjy],.mobile-nav__icon[data-astro-cid-hghorjjy]:before,.mobile-nav__icon[data-astro-cid-hghorjjy]:after{width:var(--hamburger-width);height:var(--hamburger-thickness);background-color:var(--color-primary);display:block}.mobile-nav__icon[data-astro-cid-hghorjjy]{position:relative}.mobile-nav__icon[data-astro-cid-hghorjjy]:before,.mobile-nav__icon[data-astro-cid-hghorjjy]:after{content:"";position:absolute;left:0}.mobile-nav__icon[data-astro-cid-hghorjjy]:before{top:calc(var(--hamburger-gap) * -1)}.mobile-nav__icon[data-astro-cid-hghorjjy]:after{top:var(--hamburger-gap)}.mobile-nav[data-astro-cid-hghorjjy] .mobile-nav__panel[data-astro-cid-hghorjjy]{inset-inline:0;background-color:var(--color-primary);padding:var(--space-md) var(--mobile-content-padding) var(--space-lg);z-index:10;position:absolute;top:100%}.mobile-nav__panel[data-astro-cid-hghorjjy] ul[data-astro-cid-hghorjjy]{gap:var(--nav-item-gap);flex-direction:column;display:flex}.mobile-nav__panel[data-astro-cid-hghorjjy] a[data-astro-cid-hghorjjy]{min-height:var(--tap-target-min);padding:var(--nav-item-padding);color:var(--color-on-primary);font-size:var(--font-body-sm-size);border-radius:var(--radius-sm);align-items:center;text-decoration:none;display:flex}.mobile-nav__panel[data-astro-cid-hghorjjy] a[data-astro-cid-hghorjjy][aria-current=page]{background-color:var(--color-primary-muted);font-weight:700}.layout[data-astro-cid-z4jru4n3]{flex-direction:column;min-height:100vh;display:flex}@media (width>=1024px){.layout[data-astro-cid-z4jru4n3]{margin-inline-start:var(--sidebar-width)}}.page-content[data-astro-cid-z4jru4n3]{background-color:var(--color-surface);padding:var(--mobile-content-padding);flex:1}@media (width>=1024px){.page-content[data-astro-cid-z4jru4n3]{padding:var(--space-3xl)}}.mobile-footer[data-astro-cid-z4jru4n3]{background-color:var(--color-primary);color:var(--color-on-primary);padding:var(--space-md) var(--mobile-content-padding) var(--space-lg);font-size:var(--font-caption-size)}@media (width>=1024px){.mobile-footer[data-astro-cid-z4jru4n3]{display:none}}.mobile-footer[data-astro-cid-z4jru4n3] ul[data-astro-cid-z4jru4n3]{gap:var(--space-md);margin-block-end:var(--space-sm);display:flex}.mobile-footer[data-astro-cid-z4jru4n3] a[data-astro-cid-z4jru4n3]{color:var(--color-on-primary);opacity:.85}.mobile-footer[data-astro-cid-z4jru4n3] p[data-astro-cid-z4jru4n3]{opacity:.75}