/* ===== Academic personal site — Barron-style, modernized ===== */

:root {
  --text: #1f2328;
  --muted: #59636e;
  --faint: #8b949e;
  --link: #1a56a0;
  --link-hover: #0d3b73;
  --accent: #b3541e;
  --rule: #e3e8ee;
  --card: #f7f9fc;
  --max: 860px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Charter", "Bitstream Charter", "Sitka Text", Cambria, Georgia, serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 24px 40px;
}

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

h1, h2, h3 {
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.25;
}

/* ---------- Header ---------- */
.hero {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.hero-text { flex: 1 1 auto; }

.hero h1 {
  font-size: 2.3rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}

.hero p { margin-bottom: 14px; }

.portrait {
  flex: 0 0 190px;
  margin-top: 8px;
}

.portrait img {
  width: 190px;
  height: 190px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 2px 12px rgba(31, 35, 40, 0.14);
}

.links {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.links a {
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.86rem;
  font-weight: 500;
  padding: 5px 14px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--link);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.links a:hover {
  background: var(--card);
  border-color: var(--link);
  text-decoration: none;
}

/* ---------- Sections ---------- */
section { margin-top: 48px; }

section h2 {
  font-size: 1.35rem;
  font-weight: 600;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 20px;
}

/* ---------- News ---------- */
.news-list { list-style: none; }

.news-list li {
  display: flex;
  gap: 18px;
  padding: 5px 0;
}

.news-list .entry { flex: 1 1 auto; }

.news-list .date {
  flex: 0 0 86px;
  color: var(--faint);
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  padding-top: 3px;
  white-space: nowrap;
}

/* ---------- Publications ---------- */
.pub {
  display: flex;
  gap: 26px;
  padding: 18px;
  margin: 0 -18px 10px;
  border-radius: 12px;
  transition: background 0.15s ease;
}

.pub:hover { background: var(--card); }

.pub-thumb {
  flex: 0 0 215px;
  width: 215px;
  min-width: 0;
  align-self: center;
}

.pub-thumb img,
.pub-thumb video {
  width: 215px;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  border: 1px solid var(--rule);
  background: #fff;
}

.pub-info { flex: 1 1 auto; min-width: 0; }

.pub-info h3 {
  font-size: 1.02rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.authors { font-size: 0.92rem; margin-bottom: 2px; }
.authors strong { color: var(--text); }

.venue {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.award {
  color: var(--accent);
  font-weight: 600;
}

.tldr {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.pub-links a {
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  margin-right: 6px;
  padding: 3px 10px;
  border: 1px solid var(--rule);
  border-radius: 6px;
}

.pub-links a:hover {
  border-color: var(--link);
  background: #fff;
  text-decoration: none;
}

/* ---------- Experience / Education ---------- */
.exp-list { list-style: none; }

.exp-list li { padding: 10px 0; }

.exp-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.exp-title { font-weight: 700; font-size: 0.98rem; }

.exp-date {
  color: var(--faint);
  font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  white-space: nowrap;
}

.exp-list p {
  font-size: 0.93rem;
  color: var(--muted);
  margin-top: 2px;
}

/* ---------- Footer ---------- */
footer {
  margin-top: 64px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  text-align: center;
  font-size: 0.82rem;
  color: var(--faint);
}

/* ---------- Mobile ---------- */
@media (max-width: 720px) {
  .hero { flex-direction: column-reverse; align-items: center; text-align: left; }
  .portrait { margin: 0 0 6px; }
  .pub { flex-direction: column; margin: 0 0 18px; padding: 14px; }
  .pub-thumb, .pub-thumb img, .pub-thumb video { width: 100%; flex-basis: auto; height: auto; }
  .news-list li { flex-direction: column; gap: 0; padding: 8px 0; }
  .news-list .date { flex-basis: auto; padding-top: 0; }
  main { padding-top: 36px; }
}