:root{--nav-height:50px;--color-link:#2d6cdf;--color-border:#e5e7eb;--color-border-hover:#d1d5db;--color-text-muted:#6b7280;--color-bg-card:#fff}html,body,.post,p,li,h1,h2,h3,h4,h5,h6{font-family:system-ui,-apple-system,segoe ui,Roboto,helvetica neue,Arial,noto sans cjk jp,sans-serif}code,pre,kbd,samp{font-family:sfmono-regular,Menlo,Consolas,liberation mono,noto sans mono cjk jp,monospace}.navigation,.navbar,header.site-header{position:sticky;top:0;z-index:9999;background:var(--color-bg-card);backdrop-filter:saturate(180%)blur(6px);box-shadow:0 1px rgba(0,0,0,6%)}.headroom,.headroom--top,.headroom--not-top,.headroom--unpinned,.headroom--pinned{transform:none !important;transition:none !important}body{scroll-padding-top:var(--nav-height)}h1[id],h2[id],h3[id],h4[id],h5[id],h6[id],*:target{scroll-margin-top:var(--nav-height)}.blog-thumbnail{margin:.5rem 0}.blog-thumbnail img{width:100px;height:75px;object-fit:cover;border-radius:4px;display:block}.blog-description{margin:.5rem 0 0;font-size:1.1rem;opacity:.85}.video-wrapper{position:relative;width:100%;padding-top:56.25%;overflow:hidden;border-radius:8px}.video-wrapper>video{position:absolute;inset:0;width:100%;height:100%}.image.is-16by9{overflow:hidden;border-radius:8px}.image.is-16by9 img{width:100%;height:100%;object-fit:cover}.blog-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem;margin:1.5rem 0 0}.blog-card{display:flex;flex-direction:column;height:100%;padding:1.25rem;border:1px solid var(--color-border);border-radius:12px;background:var(--color-bg-card);box-shadow:0 10px 30px rgba(0,0,0,4%);transition:transform 150ms ease,box-shadow 150ms ease,border-color 150ms ease}.blog-card:hover{transform:translateY(-2px);border-color:var(--color-border-hover);box-shadow:0 18px 40px rgba(0,0,0,6%)}.blog-card .date{font-size:.9rem;color:var(--color-text-muted);margin:0}.blog-card-title{margin:.35rem 0 .5rem;font-size:1.2rem;line-height:1.3}.blog-card-title a{color:inherit;text-decoration:none}.blog-card-title a:hover{color:var(--color-link)}.blog-readmore{margin-top:auto;font-weight:600;color:var(--color-link);text-decoration:none}.blog-readmore:hover{text-decoration:underline}body{line-height:1.6em}h1{font-size:2.8rem;line-height:1.2;padding-bottom:.2rem}h2{font-size:2.4rem;line-height:1.2}h3{font-size:2rem;line-height:1.2}h4{font-size:1.8rem;line-height:1.2}h5{font-size:1.7rem;line-height:1.2}h6{font-size:1.6rem;line-height:1.2}@media only screen and (max-width:768px){h1{font-size:2.4rem;line-height:1.3}h2{font-size:2.1rem;line-height:1.3}h3{font-size:1.9rem;line-height:1.3}h4{font-size:1.7rem;line-height:1.3}h5,h6{font-size:1.6rem;line-height:1.3}}.content article h1{margin-top:3.2rem;margin-bottom:1rem}.content article h2{margin-top:2rem;margin-bottom:1rem}.content article h3{margin-top:2rem;margin-bottom:1rem}@media only screen and (max-width:768px){.content article h1{margin-top:1.5rem;margin-bottom:1rem}}.content header{margin-top:2rem;margin-bottom:1.6rem}.content header h1{font-size:3.2rem;line-height:1.3;text-align:right}@media only screen and (max-width:768px){.content header h1{font-size:2.8rem;line-height:1.3}}.centered .about h1{margin-top:1rem}.navigation{height:5rem}.navigation a,.navigation span{font-size:1.8rem}.content article{font-size:1.6rem}.content article ul,.content article ol{margin:1rem 0}.content article li{margin:.5rem 0}.content article li>p{margin:.5rem 0}.content article li>ul,.content article li>ol{margin:.5rem 0}.affil{display:flex;align-items:center;gap:3.2rem;padding:.1rem 1em}.affil--nologo{gap:0}.affil-logo{flex:0 0 8.5rem;width:8.5rem;height:8.5rem;min-width:0;min-height:0;overflow:hidden;align-self:center;display:flex;align-items:center;justify-content:center}.affil-logo img{width:calc(100% * var(--logo-scale,1));height:calc(100% * var(--logo-scale,1));object-fit:contain;object-position:center;display:block}.affil-logo--cover{height:12rem;overflow:visible}.affil-logo--cover a{display:block;height:100%}.affil-logo--cover img{width:auto;height:100%;border:1px solid var(--color-border);box-shadow:0 1px 3px rgba(0,0,0,.12)}.affil-body{flex:1;min-width:0}.affil-period{font-size:1.4rem;color:var(--color-text-muted);line-height:1.5}.affil-title{font-weight:700;font-size:1.9rem;line-height:1.4}.affil-org{font-size:1.7rem;line-height:1.5}.affil-details{margin-top:.4rem;font-size:1.6rem;color:var(--color-text-muted)}.affil-details ul,.affil-details ol{margin:0;padding-left:1.8rem}.affil-details li,.affil-details li>p{margin:.15rem 0}@media only screen and (max-width:768px){.affil{gap:1.2rem}.affil-logo{flex-basis:5.6rem;width:5.6rem;height:5.6rem}.affil-logo--cover{height:7.9rem}.affil-title{font-size:1.7rem}.affil-org{font-size:1.5rem}}.content article a.external-link:after{content:none;display:none}.container{max-width:110rem}