/* ---------- Home ---------- */
.hero {
  margin: 0 0 2rem;
  padding: 1.35rem 1.4rem 1.45rem;
  background: var(--background-panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--color-primary);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-name {
  margin: 0;
  font-size: 1.85rem;
  letter-spacing: 0.06em;
}

.hero-name-en {
  margin: 0.2em 0 0;
  font-size: 1.05rem;
  color: var(--text-sub);
  font-weight: 500;
}

.hero-meta {
  margin: 0.75em 0 0;
  color: var(--text-sub);
  font-size: 0.95rem;
}

.hero-meta span + span::before {
  content: " / ";
  color: var(--text-muted);
}

.hero-tagline {
  margin: 0.9em 0 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text-main);
}

.home-section {
  margin: 0 0 2.1rem;
}

.career-list {
  list-style: none;
}

.career-item {
  display: grid;
  grid-template-columns: 10.5rem 1fr;
  gap: 0.35rem 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

.career-item:last-child {
  border-bottom: 0;
}

.career-period {
  color: var(--text-sub);
  font-size: 0.92rem;
}

.career-org {
  font-weight: 600;
}

.career-pos {
  color: var(--text-sub);
  font-size: 0.92rem;
}

.news-list {
  list-style: none;
}

.news-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.35rem 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
}

.news-date {
  color: var(--text-sub);
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
}

.home-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

/* ---------- Achievements ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.1rem;
}

.filter-btn {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-ui);
  background: var(--background-panel);
  color: var(--text-main);
  font-size: 0.88rem;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.filter-btn:hover {
  border-color: var(--color-achievements);
  color: var(--color-achievements);
}

.filter-btn.is-active {
  background: var(--color-achievements);
  border-color: var(--color-achievements);
  color: #fff;
}

.achievements-block {
  margin: 0 0 1.75rem;
}

.achievements-block h2 {
  margin: 0 0 0.7rem;
  font-size: 1.1rem;
  color: var(--color-achievements);
}

.achievement-list {
  list-style: none;
  counter-reset: ach;
}

.achievement-item {
  counter-increment: ach;
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.25rem 0.5rem;
  margin: 0 0 0.95rem;
  padding: 0.7rem 0.85rem;
  background: var(--background-panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--color-achievements);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.achievement-item::before {
  content: counter(ach) ".";
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
  padding-top: 0.1em;
}

.achievement-title {
  margin: 0 0 0.2em;
  font-weight: 700;
  font-size: 0.98rem;
}

.achievement-authors,
.achievement-detail,
.achievement-note {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.9rem;
}

.achievement-if {
  margin: 0.15em 0 0;
  font-size: 0.88rem;
  color: var(--text-main);
}

/* ---------- Projects ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.project-card {
  padding: 1.15rem 1.2rem 1.25rem;
  background: var(--background-panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--color-projects);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  transition: box-shadow var(--transition), transform var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.project-card h2 {
  margin: 0 0 0.45em;
  font-size: 1.12rem;
  color: var(--color-projects);
}

.project-card p {
  margin: 0 0 0.7em;
  color: var(--text-sub);
  font-size: 0.93rem;
}

.project-link {
  font-size: 0.92rem;
  word-break: break-all;
}

/* ---------- Teaching / Activities ---------- */
.item-list {
  list-style: none;
}

.item-row {
  margin: 0 0 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--background-panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  border-left: 3px solid var(--color-teaching);
}

.item-row.cat-activities {
  border-left-color: var(--color-activities);
}

.item-row-title {
  margin: 0 0 0.2em;
  font-weight: 700;
}

.item-row-meta {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.9rem;
}

.page-lead {
  margin: 0 0 1.25rem;
  color: var(--text-sub);
}

@media (max-width: 760px) {
  .hero-name {
    font-size: 1.55rem;
  }

  .career-item,
  .news-item {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }

  .home-links {
    grid-template-columns: 1fr;
  }

  .achievement-item {
    grid-template-columns: 1.6rem minmax(0, 1fr);
    padding: 0.65rem 0.7rem;
  }
}