:root{--ink:#171717;--muted:#666;--rule:#dedede;--paper:#fff;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:1.5rem}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1rem;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:2px solid var(--ink);outline-offset:4px}
::selection{background:var(--ink);color:var(--paper)}
[hidden]{display:none!important}
.skip-link{position:absolute;left:1rem;top:-5rem;background:var(--ink);color:#fff;padding:.75rem 1rem;z-index:2}
.skip-link:focus{top:1rem}
.page-shell{width:min(100% - 4rem,48rem);margin:0 auto;padding-top:3rem}
.intro{padding-bottom:1.75rem}
.section-body,.identity{min-width:0}
.intro-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1rem 1.5rem;align-items:start;margin-bottom:1.25rem}
.intro-tools{display:flex;flex-direction:column;align-items:flex-end;gap:1rem;padding-top:.25rem}
.language-switch{display:flex;gap:.6rem;align-items:center;white-space:nowrap;font-size:.8125rem}
.language-switch a{text-decoration:none;padding:.35rem 0}
.language-switch a:hover{text-decoration:underline}
.language-switch span{color:var(--muted)}
.language-switch a[aria-current="page"]{font-weight:600;text-decoration:underline}
h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.25rem,4.5vw,3rem);line-height:1.12;letter-spacing:-.04em;margin:0 0 .6rem;overflow-wrap:anywhere}
.eyebrow{margin:0;font-size:.875rem;line-height:1.6;color:var(--muted)}
.portrait{width:6.75rem;aspect-ratio:4/5;object-fit:cover;filter:grayscale(100%)}
.bio{font-family:var(--serif);font-size:1.125rem;line-height:1.7}
.bio p{margin:0 0 .75rem}.bio p:last-child{margin-bottom:0}
.bio a{white-space:nowrap}
.profile-links{display:flex;flex-wrap:wrap;gap:.45rem 1.25rem;font-size:.875rem;margin-top:1rem}
html:lang(ja){--sans:Arial,Helvetica,'Yu Gothic','Hiragino Kaku Gothic ProN',Meiryo,sans-serif;--serif:Georgia,'Times New Roman','Yu Mincho','Hiragino Mincho ProN',serif}
html:lang(ja) .bio{font-family:var(--sans);font-size:1rem;line-height:1.85;line-break:strict;overflow-wrap:anywhere}
html:lang(ja) h1,html:lang(ja) h2{letter-spacing:0}
.content-section{padding:1.5rem 0 1.75rem;border-top:1px solid var(--rule)}
h2{font-family:var(--serif);font-size:1.375rem;font-weight:400;letter-spacing:-.02em;line-height:1.3;margin:0 0 1rem}
.publications{list-style:none;padding:0;margin:0}
.publication{display:grid;grid-template-columns:1.25rem minmax(0,1fr);gap:.75rem;padding:1rem 0;border-top:1px solid var(--rule)}
.publication:first-child{padding-top:0;border-top:0}
.publication:last-child{padding-bottom:0}
.paper-number{color:var(--muted);font-size:.75rem;padding-top:.2rem;font-variant-numeric:tabular-nums}
h3{font-family:var(--serif);font-weight:400;font-size:1.125rem;line-height:1.45;margin:0 0 .3rem;letter-spacing:-.01em;overflow-wrap:anywhere}
.publication p{margin:.2rem 0;font-size:.875rem;line-height:1.55;overflow-wrap:anywhere}
.paper-authors{color:#4b4b4b}.paper-venue{color:var(--muted)}
.paper-meta{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:baseline;gap:.25rem 1.25rem;margin-top:.3rem;font-size:.875rem;line-height:1.6;overflow-wrap:anywhere}
.paper-links{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:.25rem 1rem;margin:0;font-size:inherit;line-height:inherit}
.paper-links a{white-space:nowrap}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1.5rem}
.contact-label{display:block;font-size:.75rem;color:var(--muted);margin-bottom:.25rem}
.contact-grid p{margin:0;font-size:.9375rem;line-height:1.65;overflow-wrap:anywhere;white-space:pre-line}
.site-footer{border-top:1px solid var(--rule);padding:1rem 0 1.5rem;display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;font-size:.75rem;color:var(--muted)}
.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}
.draft-note{border:1px solid var(--rule);padding:.15rem .5rem}
@media(max-width:720px){.contact-grid{grid-template-columns:minmax(0,1fr);gap:1rem}}
@media(max-width:600px){html{scroll-padding-top:1rem}.page-shell{width:calc(100% - 2.5rem);padding-top:1.5rem}.intro{padding-bottom:1.5rem}.intro-heading{column-gap:1rem}.portrait{width:4.5rem}.content-section{padding:1.35rem 0 1.5rem}.publication{gap:.5rem;grid-template-columns:1.1rem minmax(0,1fr);padding:.9rem 0}.paper-meta{grid-template-columns:minmax(0,1fr);gap:.1rem}.paper-links{justify-content:flex-start;gap:.25rem 1rem}.paper-links a{display:inline-block;padding:.2rem 0}.site-footer{gap:.75rem}.draft-note{order:3}}
@media(max-width:420px){.intro-heading{grid-template-columns:1fr;row-gap:.9rem}.intro-tools{grid-row:1;padding-top:0}.language-switch{gap:.5rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.page-shell{width:100%;padding-top:0}nav,.skip-link,.site-footer a,.draft-note{display:none}.intro-heading{grid-template-columns:minmax(0,1fr) auto}.intro-tools{grid-row:auto}.intro{padding-bottom:1rem}.content-section{padding:1rem 0}.publication{break-inside:avoid}a{text-decoration:none}}