/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #222;
  background: #fff;
  line-height: 1.65;
}

a {
  color: #1a56bb;
  text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ── Layout ── */
.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

/* ── Header ── */
header {
  margin-bottom: 2.5rem;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.5rem;
}

.affiliation {
  color: #444;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0.9rem;
}

.links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.links a {
  color: #1a56bb;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}
.links a:hover {
  border-bottom-color: #1a56bb;
  text-decoration: none;
}

/* ── Sections ── */
section {
  margin-bottom: 2.4rem;
}

section h2 {
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #111;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.35rem;
  margin-bottom: 1rem;
}

#about p {
  margin-bottom: 0.75rem;
  font-size: 0.97rem;
}
#about p:last-child { margin-bottom: 0; }

/* ── News ── */
.news-list {
  list-style: none;
  font-size: 0.93rem;
}

.news-list li {
  display: flex;
  gap: 1rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid #f0f0f0;
}
.news-list li:last-child { border-bottom: none; }

.news-date {
  flex-shrink: 0;
  width: 4.5rem;
  color: #777;
  font-size: 0.88rem;
  padding-top: 1px;
}

/* ── Publications ── */
.pub {
  margin-bottom: 1.2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid #f0f0f0;
}
.pub:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.pub-title {
  font-weight: 600;
  font-size: 0.97rem;
  margin-bottom: 0.2rem;
}

.pub-authors {
  font-size: 0.9rem;
  color: #333;
  margin-bottom: 0.2rem;
}

.pub-venue {
  font-size: 0.88rem;
  color: #555;
}

.pub-note {
  color: #888;
  font-style: italic;
}

.pub-links {
  margin-top: 0.3rem;
  font-size: 0.85rem;
  display: flex;
  gap: 0.75rem;
}

/* ── Education ── */
.edu-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #f0f0f0;
}
.edu-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.edu-left { flex: 1; }

.edu-degree {
  font-weight: 600;
  font-size: 0.95rem;
}

.edu-school {
  font-size: 0.88rem;
  color: #555;
  margin-top: 0.15rem;
}

.edu-detail {
  font-size: 0.88rem;
  color: #666;
  margin-top: 0.25rem;
}

.edu-date {
  flex-shrink: 0;
  font-size: 0.88rem;
  color: #777;
  padding-left: 1.5rem;
  white-space: nowrap;
}

/* ── Experience ── */
.exp-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #f0f0f0;
}
.exp-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.exp-left { flex: 1; }

.exp-role {
  font-weight: 600;
  font-size: 0.95rem;
}

.exp-org {
  font-size: 0.88rem;
  color: #555;
  margin-top: 0.15rem;
}

.exp-detail {
  font-size: 0.88rem;
  color: #666;
  margin-top: 0.25rem;
}

.exp-date {
  flex-shrink: 0;
  font-size: 0.88rem;
  color: #777;
  padding-left: 1.5rem;
  white-space: nowrap;
}

/* ── Awards ── */
.awards-list {
  list-style: none;
  font-size: 0.93rem;
}

.awards-list li {
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #f0f0f0;
}
.awards-list li:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.award-detail {
  color: #666;
  font-size: 0.88rem;
}

/* ── Footer ── */
footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid #eee;
  font-size: 0.82rem;
  color: #aaa;
}

/* ── Responsive ── */
@media (max-width: 540px) {
  header h1 { font-size: 1.6rem; }

  .edu-item,
  .exp-item {
    flex-direction: column;
    gap: 0.2rem;
  }

  .edu-date,
  .exp-date {
    padding-left: 0;
  }

  .news-date {
    width: 3.5rem;
  }
}