:root {
--bg: #12161b;
--surface: #1a2027;
--surface-2: #222a33;
--text: #e6e9ec;
--muted: #9ba5af;
--border: #2b333c;
--accent: #5cc2c9;
--accent-strong: #8fd8dd;
--accent-soft: #17343a;
--on-accent: #0b1a1d;
--figure-bg: #f4f4f2;
--shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
--font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
--radius: 14px;
--radius-sm: 8px;
--max-width: 1080px;
--header-height: 64px;
color-scheme: dark;
}
:root[data-theme="light"] {
--bg: #fbfaf8;
--surface: #ffffff;
--surface-2: #f2f0eb;
--text: #1d232a;
--muted: #5b6470;
--border: #e6e3dd;
--accent: #0e6b74;
--accent-strong: #0a5259;
--accent-soft: #e3f1f2;
--on-accent: #ffffff;
--figure-bg: #ffffff;
--shadow: 0 1px 2px rgba(20, 30, 40, 0.04), 0 8px 24px rgba(20, 30, 40, 0.07);
color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html {
-webkit-text-size-adjust: 100%;
scroll-padding-top: calc(var(--header-height) + 16px);
}
@media (prefers-reduced-motion: no-preference) {
html { scroll-behavior: smooth; }
}
body {
margin: 0;
background: var(--bg);
color: var(--text);
font-family: var(--font-sans);
font-size: 16px;
line-height: 1.65;
-webkit-font-smoothing: antialiased;
overflow-wrap: break-word;
}
img { display: block; max-width: 100%; height: auto; }
a {
color: var(--accent);
text-decoration-thickness: 1px;
text-underline-offset: 3px;
}
a:hover { color: var(--accent-strong); }
h1, h2, h3 {
font-family: var(--font-serif);
font-weight: 600;
line-height: 1.25;
letter-spacing: -0.01em;
color: var(--text);
}
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.container {
width: 100%;
max-width: var(--max-width);
margin: 0 auto;
padding: 0 24px;
}
.skip-link {
position: absolute;
left: -9999px;
top: 12px;
z-index: 100;
padding: 8px 14px;
border-radius: var(--radius-sm);
background: var(--surface);
color: var(--text);
}
.skip-link:focus { left: 16px; }
.icon { width: 1.1em; height: 1.1em; flex: none; }
.site-header {
position: sticky;
top: 0;
z-index: 50;
background: var(--bg);
background: color-mix(in srgb, var(--bg) 88%, transparent);
-webkit-backdrop-filter: saturate(160%) blur(10px);
backdrop-filter: saturate(160%) blur(10px);
border-bottom: 1px solid var(--border);
}
.header-inner {
display: flex;
align-items: center;
gap: 20px;
height: var(--header-height);
}
.wordmark {
font-family: var(--font-serif);
font-size: 1.18rem;
font-weight: 600;
color: var(--text);
text-decoration: none;
white-space: nowrap;
}
.wordmark:hover { color: var(--accent); }
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; gap: 2px; margin: 0; padding: 0; list-style: none; }
.site-nav a {
display: block;
padding: 7px 12px;
border-radius: 999px;
color: var(--muted);
font-size: 0.94rem;
font-weight: 500;
white-space: nowrap;
text-decoration: none;
}
.site-nav a:hover { color: var(--text); background: var(--surface-2); }
.site-nav a[aria-current="page"] { color: var(--accent-strong); background: var(--accent-soft); }
.header-actions { display: flex; align-items: center; gap: 2px; }
.icon-button {
display: inline-flex;
align-items: center;
justify-content: center;
width: 40px;
height: 40px;
padding: 0;
border: 0;
border-radius: 999px;
background: transparent;
color: var(--muted);
cursor: pointer;
}
.icon-button:hover { color: var(--text); background: var(--surface-2); }
.icon-button .icon { width: 20px; height: 20px; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }
.nav-toggle { display: none; }
@media (max-width: 1100px) {
.header-inner { gap: 8px; }
.header-actions { margin-left: auto; }
.js .nav-toggle { display: inline-flex; }
.js .site-nav {
display: none;
position: absolute;
top: 100%;
left: 0;
right: 0;
padding: 8px 16px 16px;
background: var(--bg);
border-bottom: 1px solid var(--border);
box-shadow: var(--shadow);
}
.js .site-nav.is-open { display: block; }
.js .site-nav ul { flex-direction: column; }
.js .site-nav a { padding: 12px 14px; border-radius: 10px; font-size: 1rem; }
html:not(.js) .header-inner { flex-wrap: wrap; height: auto; padding-top: 12px; padding-bottom: 8px; }
html:not(.js) .site-nav { order: 3; width: 100%; margin: 0; }
html:not(.js) .site-nav ul { flex-wrap: wrap; }
}
main.container { padding-bottom: 72px; }
.section { padding-top: 56px; }
.section-head {
display: flex;
align-items: baseline;
justify-content: space-between;
gap: 16px;
margin-bottom: 18px;
}
.section-title { font-size: 1.65rem; margin: 0 0 18px; }
.section-head .section-title { margin: 0; }
.more-link {
display: inline-flex;
align-items: center;
gap: 6px;
font-size: 0.94rem;
font-weight: 500;
text-decoration: none;
white-space: nowrap;
}
.more-link .icon, .news-link .icon { width: 1em; height: 1em; transition: transform 0.15s ease; }
.more-link:hover .icon, .news-link:hover .icon { transform: translateX(3px); }
.count {
display: inline-block;
margin-left: 6px;
padding: 1px 9px;
border-radius: 999px;
background: var(--surface-2);
color: var(--muted);
font-family: var(--font-sans);
font-size: 0.75rem;
font-weight: 600;
letter-spacing: 0;
vertical-align: middle;
}
.prose { max-width: 72ch; font-size: 1.05rem; }
.bio-summary { margin-top: 28px; }
.prose strong { color: var(--accent-strong); font-weight: 600; }
.lead { max-width: 72ch; font-size: 1.13rem; }
.page-head {
padding: 8px 0 26px;
margin-bottom: 8px;
border-bottom: 1px solid var(--border);
}
.page-title { margin: 0 0 8px; font-size: clamp(2rem, 4vw, 2.75rem); }
.page-intro { max-width: 72ch; margin: 0; color: var(--muted); font-size: 1.06rem; }
.page-head + .lead, .page-head + .external-profiles { margin-top: 24px; }
.page-head + .section, .page-head + .split > .section { padding-top: 32px; }
.section-main > .lead:first-child, .section-main > .external-profiles:first-child { margin-top: 24px; }
.section-main > .section:first-child { padding-top: 32px; }
.has-section-nav {
display: grid;
grid-template-columns: minmax(0, 1fr) auto;
align-items: start;
gap: 44px;
}
.section-main { grid-column: 1; grid-row: 1; min-width: 0; }
.section-nav {
grid-column: 2;
grid-row: 1;
position: sticky;
top: calc(var(--header-height) + 24px);
margin-top: 32px;
}
.section-nav-toggle { display: none; }
.section-nav-list {
margin: 0;
padding: 0;
list-style: none;
border-left: 1px solid var(--border);
}
.section-nav-list a {
display: block;
margin-left: -1px;
padding: 6px 0 6px 14px;
border-left: 2px solid transparent;
color: var(--muted);
font-size: 0.92rem;
line-height: 1.4;
white-space: nowrap;
text-decoration: none;
}
.section-nav-list a:hover { color: var(--text); }
.section-nav-list a[aria-current] { border-left-color: var(--accent); color: var(--accent-strong); font-weight: 600; }
.section-nav-count { color: var(--muted); font-weight: 400; }
@media (max-width: 1000px) {
.has-section-nav { display: block; padding-bottom: 56px; }
.section-nav {
position: fixed;
top: auto;
right: 16px;
bottom: calc(16px + env(safe-area-inset-bottom, 0px));
z-index: 40;
margin: 0;
}
.section-nav-toggle {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 16px;
border: 1px solid var(--border);
border-radius: 999px;
background: var(--surface);
color: var(--text);
font: 600 0.92rem/1 var(--font-sans);
box-shadow: var(--shadow);
cursor: pointer;
}
.section-nav-toggle:hover, .section-nav.is-open .section-nav-toggle { border-color: var(--accent); color: var(--accent); }
.section-nav-list {
display: none;
position: absolute;
right: 0;
bottom: calc(100% + 10px);
width: max-content;
max-width: calc(100vw - 32px);
max-height: 60vh;
overflow-y: auto;
padding: 6px;
border: 1px solid var(--border);
border-radius: var(--radius);
background: var(--surface);
box-shadow: var(--shadow);
}
.section-nav.is-open .section-nav-list { display: block; }
.section-nav-list a {
margin-left: 0;
padding: 10px 14px;
border-left: 0;
border-radius: var(--radius-sm);
color: var(--text);
font-size: 0.98rem;
white-space: normal;
}
.section-nav-list a:hover { background: var(--surface-2); }
.section-nav-list a[aria-current] { background: var(--accent-soft); }
}
.btn {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 3px 11px;
border: 1px solid var(--border);
border-radius: 999px;
background: var(--surface);
color: var(--accent);
font-size: 0.78rem;
font-weight: 600;
letter-spacing: 0.02em;
text-decoration: none;
}
.btn:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.btn .icon { width: 1.05em; height: 1.05em; }
.btn--solid {
padding: 9px 18px;
border-color: var(--accent);
background: var(--accent);
color: var(--on-accent);
font-size: 0.92rem;
}
.btn--solid:hover { border-color: var(--accent-strong); background: var(--accent-strong); color: var(--on-accent); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 24px; padding: 0; list-style: none; }
.chips li {
padding: 4px 12px;
border-radius: 999px;
background: var(--accent-soft);
color: var(--accent-strong);
font-size: 0.85rem;
font-weight: 500;
}
.chips--plain li { border: 1px solid var(--border); background: var(--surface); color: var(--text); font-weight: 400; }
.badge {
display: inline-block;
padding: 2px 8px;
border-radius: 6px;
background: var(--surface-2);
color: var(--muted);
font-family: var(--font-sans);
font-size: 0.7rem;
font-weight: 600;
letter-spacing: 0.05em;
text-transform: uppercase;
vertical-align: 2px;
}
.badge--granted { background: var(--accent-soft); color: var(--accent-strong); }
.profile-links { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: 0; padding: 0; list-style: none; }
.profile-links a {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 7px 14px;
border: 1px solid var(--border);
border-radius: 999px;
background: var(--surface);
color: var(--text);
font-size: 0.9rem;
font-weight: 500;
text-decoration: none;
}
.profile-links a:hover { border-color: var(--accent); color: var(--accent); }
.profile-links .email { display: inline-flex; align-items: center; gap: 8px; padding: 7px 4px; color: var(--muted); font-size: 0.9rem; }
.profile-links.is-compact a { padding: 9px; }
.profile-links.is-compact .label {
position: absolute;
width: 1px;
height: 1px;
overflow: hidden;
clip: rect(0 0 0 0);
white-space: nowrap;
}
.hero {
display: grid;
grid-template-columns: minmax(0, 1fr) 160px;
align-items: center;
gap: 56px;
padding: 24px 0 56px;
border-bottom: 1px solid var(--border);
}
.hero-name { margin: 0 0 12px; font-size: clamp(2.3rem, 5vw, 3.4rem); line-height: 1.08; }
.hero-suffix { color: var(--muted); font-size: 0.55em; font-weight: 500; }
.hero-name-ko { margin: -4px 0 14px; color: var(--muted); font-size: 1.15rem; letter-spacing: 0.06em; }
.hero-role { margin: 0 0 4px; font-family: var(--font-serif); font-size: 1.3rem; font-weight: 500; }
.hero-affiliations { margin: 0 0 24px; padding: 0; list-style: none; color: var(--muted); }
.hero-photo { position: relative; margin: 0; isolation: isolate; }
.hero-photo::before {
content: "";
position: absolute;
inset: 8px -8px -8px 8px;
z-index: -1;
border-radius: 14px;
background: var(--accent-soft);
border: 1px solid var(--border);
}
.hero-photo img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 14px; box-shadow: var(--shadow); }
@media (max-width: 880px) {
.hero { grid-template-columns: 1fr; gap: 32px; padding-top: 8px; }
.hero-photo { order: -1; width: 112px; }
}
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.card {
display: flex;
flex-direction: column;
overflow: hidden;
border: 1px solid var(--border);
border-radius: var(--radius);
background: var(--surface);
color: var(--text);
text-decoration: none;
transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow); color: var(--text); }
.card-media { aspect-ratio: 5 / 4; overflow: hidden; padding: 10px; border-bottom: 1px solid var(--border); background: var(--figure-bg); }
.card-media img { width: 100%; height: 100%; object-fit: contain; }
.card-body { padding: 16px 18px 20px; }
.card-title { margin: 0 0 8px; font-size: 1.12rem; }
.card-text { margin: 0; color: var(--muted); font-size: 0.93rem; line-height: 1.55; }
@media (max-width: 1000px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }
.news { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }
.news li {
display: grid;
grid-template-columns: 96px minmax(0, 1fr);
align-items: start;
gap: 18px;
padding: 14px 0;
border-bottom: 1px solid var(--border);
}
.news-date {
padding: 2px 8px;
white-space: nowrap;
border-radius: 6px;
background: var(--accent-soft);
color: var(--accent-strong);
font-size: 0.85rem;
font-weight: 600;
font-variant-numeric: tabular-nums;
text-align: center;
}
.news-text { margin: 0; }
.news-link {
display: inline-flex;
align-items: center;
gap: 4px;
margin-left: 4px;
font-size: 0.88rem;
font-weight: 500;
text-decoration: none;
white-space: nowrap;
}
@media (max-width: 560px) {
.news li { grid-template-columns: 1fr; gap: 6px; }
.news-date { justify-self: start; }
}
.pubs { margin: 0; padding: 0; list-style: none; }
.pub { padding: 16px 0; border-bottom: 1px solid var(--border); }
.pub p { margin: 0 0 3px; }
.pub-title { font-weight: 600; line-height: 1.45; }
.pub-title a { color: var(--text); text-decoration: none; }
.pub-title a:hover { color: var(--accent); text-decoration: underline; }
.pub-authors { color: var(--muted); font-size: 0.92rem; }
.me {
color: var(--text);
font-weight: 700;
text-decoration: underline;
text-decoration-color: var(--accent);
text-decoration-thickness: 2px;
text-underline-offset: 3px;
}
.me-mark { color: var(--text); font-weight: 700; }
.pub-venue { color: var(--muted); font-size: 0.92rem; }
.pub-venue em { color: var(--text); }
.pub-note { color: var(--muted); font-size: 0.85rem; }
.pub-summary { max-width: 70ch; margin-top: 8px !important; font-size: 0.97rem; }
.pub-links { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 9px !important; }
.pubs--numbered { padding-left: 2.6em; list-style: decimal; }
.pubs--numbered > li::marker { color: var(--muted); font-size: 0.85rem; font-variant-numeric: tabular-nums; }
.pubs--compact .pub { padding: 11px 0; }
.pubs--compact .pub:last-child { border-bottom: 0; }
.pub-with-cover { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 20px; align-items: start; }
.pub-with-cover > .pub-body { align-self: baseline; }
.pub-cover {
width: 96px;
height: auto;
border: 1px solid var(--border);
border-radius: 4px;
box-shadow: var(--shadow);
}
.pubs--feature { border-top: 1px solid var(--border); }
.pub--feature { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 24px; align-items: start; padding: 22px 0; }
.pub-thumb {
width: 180px;
aspect-ratio: 4 / 3;
object-fit: contain;
padding: 6px;
border: 1px solid var(--border);
border-radius: 10px;
background: var(--figure-bg);
}
@media (max-width: 600px) {
.pub--feature { grid-template-columns: 1fr; gap: 14px; }
.pub-thumb { width: 100%; max-width: 360px; }
.pubs--numbered { padding-left: 2.1em; }
.pub-with-cover { grid-template-columns: 72px minmax(0, 1fr); gap: 14px; }
.pub-cover { width: 72px; }
}
.external-profiles { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; color: var(--muted); }
.external-profiles .btn { font-size: 0.85rem; padding: 5px 13px; }
.year-group { margin-bottom: 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.year-group summary {
display: flex;
align-items: center;
gap: 8px;
padding: 12px 16px;
cursor: pointer;
list-style: none;
font-weight: 600;
}
.year-group summary::-webkit-details-marker { display: none; }
.year-group summary::before {
content: "";
width: 8px;
height: 8px;
margin-right: 6px;
border-right: 2px solid var(--muted);
border-bottom: 2px solid var(--muted);
transform: rotate(-45deg);
transition: transform 0.15s ease;
}
.year-group[open] summary::before { transform: rotate(45deg); }
.year-group .year { font-family: var(--font-serif); font-size: 1.1rem; }
.abstracts { margin: 0; padding: 0 16px 8px 44px; list-style: none; }
.abstracts li { padding: 10px 0; border-top: 1px solid var(--border); }
.abstracts p { margin: 0 0 2px; }
.abstracts .pub-title { font-weight: 500; }
@media (max-width: 600px) { .abstracts { padding-left: 16px; } }
.theme { padding: 56px 0 12px; border-bottom: 1px solid var(--border); }
.theme-title { margin: 0 0 18px; font-size: 1.6rem; }
.theme-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: start; gap: 40px; }
.theme-text { font-size: 1.04rem; }
.theme-text p:last-child { margin-bottom: 0; }
.theme-figure { margin: 0; }
.theme-figure img { border: 1px solid var(--border); border-radius: var(--radius); background: var(--figure-bg); }
.related-title {
margin: 30px 0 2px;
color: var(--muted);
font-family: var(--font-sans);
font-size: 0.95rem;
font-weight: 600;
}
@media (max-width: 880px) {
.theme-grid { grid-template-columns: 1fr; gap: 20px; }
.theme-figure { max-width: 520px; }
}
.software { margin: 0; padding: 0; list-style: none; }
.software-item {
display: flex;
align-items: center;
justify-content: space-between;
gap: 20px;
padding: 20px 22px;
border: 1px solid var(--border);
border-radius: var(--radius);
background: var(--surface);
}
.software-name { margin: 0 0 4px; font-size: 1.1rem; font-weight: 600; }
.software-desc { margin: 0; color: var(--muted); }
@media (max-width: 600px) { .software-item { flex-direction: column; align-items: flex-start; } }
.dated-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }
.dated-list > li {
display: grid;
grid-template-columns: 112px minmax(0, 1fr);
gap: 20px;
padding: 14px 0;
border-bottom: 1px solid var(--border);
}
.dated-when { padding-top: 1px; color: var(--muted); font-size: 0.9rem; font-weight: 500; font-variant-numeric: tabular-nums; }
.dated-what p { margin: 0 0 2px; }
.dated-title { font-weight: 600; }
.dated-title .badge { margin-right: 6px; }
.dated-org { color: var(--muted); font-size: 0.93rem; }
.dated-note { color: var(--muted); font-size: 0.88rem; font-style: italic; }
@media (max-width: 560px) {
.dated-list > li { grid-template-columns: 1fr; gap: 2px; }
}
.dated-list--timeline { border-top: 0; }
.dated-list--timeline > li {
position: relative;
grid-template-columns: 1fr;
gap: 2px;
margin-left: 6px;
padding: 0 0 24px 26px;
border-bottom: 0;
border-left: 2px solid var(--border);
}
.dated-list--timeline > li:last-child { border-left-color: transparent; padding-bottom: 0; }
.dated-list--timeline > li::before {
content: "";
position: absolute;
left: -8px;
top: 3px;
width: 14px;
height: 14px;
border: 2px solid var(--accent);
border-radius: 50%;
background: var(--bg);
}
.dated-list--timeline > li:first-child::before { background: var(--accent); }
.dated-list--timeline .dated-when { color: var(--accent-strong); font-weight: 600; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 0; } }
.cv-meta { margin: 0 0 18px; color: var(--muted); }
.site-footer { padding: 28px 0 36px; border-top: 1px solid var(--border); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer-meta { margin: 0; color: var(--muted); font-size: 0.88rem; }
@media (max-width: 600px) {
.container { padding: 0 16px; }
main.container { padding-bottom: 56px; }
.section { padding-top: 44px; }
.section-title { font-size: 1.45rem; }
}
@media (prefers-reduced-motion: reduce) {
*, *::before, *::after { transition: none !important; }
}