:root{--bg:#fff;--ink:#24252b;--muted:#686973;--accent:#7a3e87;--accent-hover:#53245c;--line:#e5e3e7;--soft:#f7f4f8;--header:rgba(255,255,255,.96);color-scheme:light}
:root[data-theme=dark]{--bg:#19191e;--ink:#ecebf0;--muted:#b5b2bd;--accent:#d9a3e4;--accent-hover:#edc8f5;--line:#38353e;--soft:#25222b;--header:rgba(25,25,30,.96);color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none;text-underline-offset:4px}a:hover{color:var(--accent-hover);text-decoration:underline}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}button{font:inherit}header{border-bottom:1px solid var(--line);background:var(--header);position:sticky;top:0;z-index:10;backdrop-filter:blur(10px)}.nav-wrap{max-width:1008px;padding:0 32px;margin:auto;display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:24px}.brand{font-size:18px;font-weight:650;letter-spacing:-.4px;color:var(--ink)}nav{display:flex;align-items:center;gap:25px}nav a{color:var(--muted);font-size:14px;line-height:68px;position:relative}nav a[aria-current=page]{color:var(--accent)}nav a[aria-current=page]:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--accent)}.theme-toggle{display:flex;align-items:center;justify-content:center;padding:8px;border:0;background:transparent;color:var(--ink);cursor:pointer;border-radius:50%;width:36px;height:36px}.theme-toggle:hover{background:var(--soft)}.theme-toggle svg{width:19px;height:19px}.sun{display:none}[data-theme=dark] .moon{display:none}[data-theme=dark] .sun{display:block}.skip{position:fixed;left:12px;top:-80px;background:var(--bg);padding:10px;z-index:99}.skip:focus{top:10px}.container{max-width:1008px;margin:auto;padding:0 32px}main{padding-top:58px!important;padding-bottom:72px!important}h1,h2,h3,p{margin-top:0}h1{font-size:46px;font-weight:350;letter-spacing:-1.8px;line-height:1.17;margin-bottom:14px}h1 strong{font-weight:700}h1 .korean{font-size:28px;font-weight:350;letter-spacing:-1px;margin-left:14px;color:var(--muted)}h2{font-size:27px;font-weight:450;letter-spacing:-.6px;line-height:1.3;margin-bottom:24px}h3{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:5px}p{margin-bottom:16px}.intro{display:grid;grid-template-columns:minmax(0,1fr) 252px;gap:50px;align-items:start}.intro-copy .affiliation{color:var(--muted);font-size:14px;letter-spacing:.12px;margin-bottom:27px}.intro-copy p{line-height:1.78}.intro-copy p:last-child{margin-bottom:0}.portrait{margin:3px 0 0}.portrait img{display:block;width:100%;height:302px;object-fit:cover;border-radius:4px}.portrait figcaption{color:var(--muted);font-size:12px;text-align:right;margin-top:8px}.contact-links{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;margin-top:25px;font-size:14px}.contact-links a{display:inline-flex;align-items:center;gap:6px}.contact-links svg{height:16px;width:16px}.contact-email{margin-top:9px;font-size:13px;color:var(--muted)}.contact-email a{color:inherit}.interest-line{font-size:13px;color:var(--muted);border-top:1px solid var(--line);margin-top:31px;padding-top:17px;letter-spacing:.1px}.interest-line span{color:var(--ink);font-weight:550;margin-right:9px}.section{margin-top:53px}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:24px}.section-heading h2{margin:0}.section-heading>a{font-size:13px;white-space:nowrap}.news{display:grid;grid-template-columns:108px 1fr;column-gap:24px;row-gap:13px;font-size:14px;margin:0}.news dt{font-size:12px;font-weight:600;color:var(--muted);padding-top:3px}.news dd{margin:0;line-height:1.7}.publications{display:grid;gap:27px}.publication{display:grid;grid-template-columns:112px minmax(0,1fr);gap:23px}.venue{padding-top:4px;text-align:center}.venue span{display:block;color:var(--accent);background:var(--soft);font-size:11px;font-weight:650;letter-spacing:.35px;padding:6px 7px;line-height:1.45;border-radius:3px}.venue time{display:block;font-size:12px;color:var(--muted);margin-top:6px}.publication h3{font-size:16px;font-weight:650;margin-bottom:4px;line-height:1.5}.publication h3 a{color:var(--ink)}.publication h3 a:hover{color:var(--accent)}.authors{font-size:13px;color:var(--muted);line-height:1.75;margin-bottom:3px}.authors strong{color:var(--ink);font-weight:550;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}.pub-status{font-size:12px;color:var(--muted);margin-bottom:5px}.pub-summary{font-size:13px;line-height:1.65;color:var(--muted);margin:6px 0 9px}.resource-links{display:flex;flex-wrap:wrap;gap:7px;margin-top:9px}.resource-links a{font-size:11px;font-weight:500;border:1px solid var(--line);color:var(--ink);padding:1px 10px;border-radius:3px;line-height:1.9;transition:border-color .15s}.resource-links a:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}.equal-note{font-size:12px;color:var(--muted);margin-top:22px}.research-note{padding:22px 25px;background:var(--soft);border-left:2px solid var(--accent);margin-top:38px;font-size:14px;line-height:1.75}.research-note p{margin:0}.research-note a{white-space:nowrap}.page-lead{color:var(--muted);font-size:15px;max-width:650px;margin:18px 0 35px}.year-heading{font-size:23px;display:flex;gap:18px;align-items:center;margin:43px 0 26px}.year-heading:after{content:"";height:1px;flex:1;background:var(--line)}.filter-bar{display:flex;gap:7px;border-bottom:1px solid var(--line);margin:25px 0 35px;padding-bottom:16px}.filter-bar button{border:1px solid var(--line);padding:5px 16px;background:var(--bg);color:var(--muted);border-radius:4px;cursor:pointer;font-size:13px}.filter-bar button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--bg)}.filter-bar button:hover{border-color:var(--accent)}.timeline-item{display:grid;grid-template-columns:160px minmax(0,1fr);gap:27px;margin-bottom:23px}.when{font-size:12px;color:var(--muted);padding-top:4px}.entry h3{font-size:16px;margin-bottom:2px}.entry p{font-size:14px;margin:2px 0;color:var(--muted);line-height:1.7}.experience-page section{margin-top:46px}.experience-page section h2{padding-bottom:13px;border-bottom:1px solid var(--line)}.experience-page section:first-of-type{margin-top:33px}.section-index{display:flex;flex-wrap:wrap;gap:7px 20px;font-size:13px;margin:22px 0 0}.simple-list{padding-left:19px;font-size:14px;color:var(--muted)}.simple-list li{margin:8px 0}.footer{border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:21px;padding-bottom:23px}.footer a{color:var(--muted)}[hidden]{display:none!important}.error-page{min-height:60vh}.error-page p{margin:20px 0}.subtle{color:var(--muted)}
.portrait{grid-column:2;grid-row:1}.intro-copy{grid-column:1;grid-row:1}.intro-email{font-size:14px;line-height:1.6;margin:0 0 8px;overflow-wrap:anywhere}.inline-icon{display:inline-block;width:13px;height:13px;vertical-align:-2px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1250px){.container,.nav-wrap{max-width:1030px}.intro{gap:56px;grid-template-columns:minmax(0,1fr) 260px}.portrait img{height:312px}}
@media(max-width:760px){.container{padding:0 23px}.nav-wrap{padding:0 23px;min-height:61px;gap:16px}nav{gap:17px}nav a{font-size:13px;line-height:61px}.brand{font-size:16px}.intro{grid-template-columns:minmax(0,1fr) 185px;gap:28px}h1{font-size:38px}h1 .korean{font-size:23px;margin-left:8px}.portrait img{height:230px}.intro-copy .affiliation{font-size:12px}.intro-copy p{font-size:14px}.contact-links{gap:12px;font-size:13px}main{padding-top:40px!important}.interest-line{font-size:12px}.publication{grid-template-columns:96px minmax(0,1fr);gap:18px}.timeline-item{grid-template-columns:135px minmax(0,1fr);gap:20px}}
@media(max-width:540px){body{font-size:15px}.container,.nav-wrap{padding-left:20px;padding-right:20px}.nav-wrap{gap:8px}.brand{font-size:15px;white-space:nowrap}nav{gap:13px}nav a{font-size:12px}.theme-toggle{width:28px;height:30px;padding:5px}main{padding-top:32px!important;padding-bottom:48px!important}.intro{display:block}.portrait{float:right;width:112px;margin:3px 0 12px 19px}.portrait img{height:135px}.portrait figcaption{display:none}.intro-copy h1{font-size:34px;letter-spacing:-1px;line-height:1.25}.intro-copy h1 .korean{display:block;font-size:18px;letter-spacing:0;margin:5px 0 0}.intro-copy .affiliation{font-size:12px;line-height:1.6;margin-bottom:25px;max-width:225px}.intro-copy p{font-size:15px;line-height:1.8}.contact-links{clear:both;gap:10px 19px;margin-top:23px}.contact-email{font-size:12px}.interest-line{clear:both;font-size:12px;line-height:1.9;margin-top:25px}.interest-line span{display:block}.section{margin-top:40px}h2{font-size:25px}.news{grid-template-columns:74px minmax(0,1fr);gap:13px 14px;font-size:13px}.news dt{font-size:11px}.section-heading{gap:10px}.section-heading>a{font-size:12px}.publication{display:block;position:relative}.venue{display:flex;gap:8px;align-items:center;text-align:left;margin-bottom:9px;padding-top:0}.venue span{display:inline-block;font-size:10px;padding:3px 7px}.venue time{margin:0;font-size:11px}.publication h3{font-size:15px}.publications{gap:29px}.authors{font-size:12px}.pub-summary{font-size:12px}.equal-note{font-size:11px}.research-note{padding:18px 19px;font-size:13px}.timeline-item{display:block;margin-bottom:25px}.when{margin-bottom:5px}.entry h3{font-size:15px}.entry p{font-size:13px}.footer-inner{gap:7px}.footer-inner span:last-child{font-size:11px}.page-lead{font-size:14px}.filter-bar{gap:6px}.filter-bar button{padding:4px 12px}.experience-page section{margin-top:37px}}
@media(max-width:540px){.brand{display:none}nav{flex:1;justify-content:space-between;gap:15px}nav a{font-size:13px}.intro-copy>p:not(.affiliation){clear:both}.intro-email{font-size:12px}}
@media(max-width:360px){.portrait{width:90px;margin-left:15px}.portrait img{height:108px}.intro-copy h1{font-size:30px}.section-heading{flex-wrap:wrap;gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}