/* ===== Minimal academic homepage ===== */
:root {
  --text: #222222;
  --muted: #6b6b6b;
  --link: #1a5fb4;
  --rule: #e6e6e6;
  --maxw: 720px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: Georgia, "Times New Roman", "Noto Sans KR", serif;
  color: var(--text);
  background: #ffffff;
  line-height: 1.7;
  font-size: 17px;
}

.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 64px 24px 80px;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

em { color: var(--muted); font-style: italic; }

/* ===== Intro ===== */
.intro {
  display: flex;
  align-items: flex-start;
  gap: 34px;
  margin-bottom: 38px;
}
.intro__photo-link {
  display: block;
  flex-shrink: 0;
  cursor: zoom-in;
  border-radius: 10px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.intro__photo-link:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0,0,0,0.15); }
.intro__photo {
  display: block;
  width: 220px;
  height: 262px;
  object-fit: cover;
}
.intro__body { padding-top: 6px; }

/* ===== Photo lightbox (CSS-only) ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.85);
  cursor: zoom-out;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.lightbox:target { opacity: 1; visibility: visible; }
.lightbox img {
  max-width: 92vw;
  max-height: 92vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.intro__name {
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.intro__role { margin-top: 6px; color: var(--text); }
.intro__affil { color: var(--muted); }

.links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-top: 14px;
  font-size: 0.95rem;
}
.links li:not(:last-child)::after {
  content: "·";
  color: var(--rule);
  margin-left: 14px;
}

/* ===== Bio ===== */
.bio p { margin-bottom: 14px; }

/* ===== Blocks ===== */
.block { margin-top: 40px; }
.block h2 {
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 16px;
}

/* ===== News ===== */
.news { list-style: none; }
.news li {
  display: flex;
  gap: 16px;
  margin-bottom: 8px;
}
.news__date {
  flex-shrink: 0;
  width: 84px;
  color: var(--muted);
  font-size: 0.9rem;
  padding-top: 1px;
}

/* ===== Publications ===== */
.pubs__note { color: var(--muted); font-size: 0.92rem; margin-bottom: 18px; }
.pubs { list-style: decimal; padding-left: 1.4em; }
.pubs > li { margin-bottom: 16px; padding-left: 4px; }
.pubs > li::marker { color: var(--muted); font-size: 0.85em; }
.pub__title { font-weight: 700; }
.pub__authors { font-size: 0.95rem; }
.pub__venue { color: var(--muted); font-style: italic; font-size: 0.95rem; }

/* ===== Articles ===== */
.articles { list-style: none; }
.articles > li { margin-bottom: 20px; }
.article__date { color: var(--muted); font-size: 0.85rem; }
.article__title {
  display: block;
  font-weight: 700;
  font-size: 1.08rem;
  margin-top: 2px;
}
.article__excerpt { font-size: 0.95rem; color: var(--muted); margin-top: 3px; }
.articles__empty { list-style: none; color: var(--muted); font-size: 0.95rem; }

/* ===== CV (experience / education) — timeline ===== */
.cv { position: relative; margin-left: 6px; }
.cv::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--rule);
}
.cv__item {
  position: relative;
  padding-left: 28px;
  padding-right: 130px;
  padding-bottom: 24px;
}
.cv__item:last-child { padding-bottom: 0; }
.cv__logo {
  position: absolute;
  top: 4px;
  right: 0;
  max-height: 30px;
  max-width: 116px;
  width: auto;
  object-fit: contain;
}
/* Square emblems (e.g. university crest) need more height to read at the same visual weight */
.cv__logo--emblem { max-height: 72px; top: -4px; }
/* Wide logotypes (e.g. lab wordmark): scale up height, give the item extra
   right padding so the longer logo doesn't collide with the role text. */
.cv__logo--wide { max-height: 60px; max-width: 240px; top: -14px; }
.cv__item--wide-logo { padding-right: 250px; }
.cv__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--link);
}
.cv__meta {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.cv__role { font-weight: 700; font-size: 1.05rem; line-height: 1.4; }
.cv__org { font-weight: 400; color: var(--link); }
.cv__desc { font-size: 0.95rem; color: var(--muted); margin-top: 6px; line-height: 1.65; }
.cv__lead { font-size: 0.95rem; color: var(--muted); margin-top: 6px; }
.cv__list {
  list-style: none;
  font-size: 0.95rem;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.55;
}
.cv__list li { position: relative; padding-left: 16px; margin-bottom: 4px; }
.cv__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--muted);
}

/* ===== Article page ===== */
.article-back { margin-bottom: 28px; font-size: 0.9rem; }
.article-back a { color: var(--muted); }
.article-back a:hover { color: var(--link); text-decoration: none; }
.post__head { margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--rule); }
.post__head h1 { font-size: 2rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.25; }
.post__date { color: var(--muted); font-size: 0.9rem; margin-top: 8px; }

/* Rendered Markdown */
.prose { line-height: 1.75; }
.prose > *:first-child { margin-top: 0; }
.prose p { margin: 0 0 18px; }
.prose h2 { font-size: 1.4rem; font-weight: 700; margin: 34px 0 12px; letter-spacing: -0.01em; }
.prose h3 { font-size: 1.15rem; font-weight: 700; margin: 26px 0 10px; }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 1.4em; }
.prose li { margin-bottom: 6px; }
.prose a { color: var(--link); }
.prose img { max-width: 100%; height: auto; border-radius: 8px; }
.prose blockquote {
  margin: 0 0 18px;
  padding: 4px 18px;
  border-left: 3px solid var(--rule);
  color: var(--muted);
}
.prose code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
  background: #f2f3f5;
  padding: 2px 6px;
  border-radius: 4px;
}
.prose pre {
  background: #1c1e24;
  color: #e6e6e6;
  padding: 16px 18px;
  border-radius: 10px;
  overflow-x: auto;
  margin: 0 0 18px;
  font-size: 0.9rem;
  line-height: 1.6;
}
.prose pre code { background: none; padding: 0; color: inherit; font-size: inherit; }
.prose table { border-collapse: collapse; width: 100%; margin: 0 0 18px; font-size: 0.95rem; }
.prose th, .prose td { border: 1px solid var(--rule); padding: 8px 12px; text-align: left; }
.prose hr { border: none; border-top: 1px solid var(--rule); margin: 32px 0; }

/* ===== Footer ===== */
.foot {
  margin-top: 56px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}
.foot__note { margin-top: 4px; font-size: 0.8rem; opacity: 0.85; }
.foot__note a { color: var(--muted); text-decoration: underline; }
.foot__note a:hover { color: var(--link); }

/* ===== Responsive ===== */
@media (max-width: 540px) {
  body { font-size: 16px; }
  .intro { flex-direction: column; gap: 18px; }
  .intro__photo { width: 170px; height: 202px; }
  .news li { flex-direction: column; gap: 0; }
  .news__date { width: auto; }
  .cv__item { padding-right: 76px; }
  .cv__logo { max-width: 62px; max-height: 22px; }
  .cv__logo--emblem { max-height: 54px; }
  .cv__logo--wide { max-height: 34px; max-width: 150px; top: -6px; }
  .cv__item--wide-logo { padding-right: 160px; }
}