#academic-portfolio {
  --portfolio-blue: #396c90;
  --portfolio-blue-dark: #214f6f;
  --portfolio-ink: #25333d;
  --portfolio-muted: #6c7a84;
  --portfolio-line: #d9e1e6;
  --portfolio-soft: #f4f7f9;
  color: var(--portfolio-ink);
}

#academic-portfolio,
#academic-portfolio *,
#academic-portfolio *::before,
#academic-portfolio *::after {
  box-sizing: border-box;
}

#academic-portfolio a {
  color: var(--portfolio-blue);
}

#academic-portfolio .portfolio-page-header {
  margin: 0 0 1.65rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--portfolio-line);
}

#academic-portfolio .portfolio-kicker {
  margin: 0 0 0.55rem;
  color: var(--portfolio-blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

#academic-portfolio .portfolio-page-header h1 {
  margin: 0;
  color: var(--portfolio-ink);
  font-size: 2rem;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

#academic-portfolio .portfolio-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(220px, 0.8fr);
  gap: 1.1rem;
  margin: 0.3rem 0 1.15rem;
}

#academic-portfolio .portfolio-metrics,
#academic-portfolio .portfolio-profiles {
  border: 1px solid var(--portfolio-line);
  border-radius: 8px;
  background: var(--portfolio-soft);
  padding: 1.25rem 1.35rem;
}

#academic-portfolio .portfolio-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
}

#academic-portfolio .portfolio-metric {
  padding: 0 1.15rem;
  border-left: 1px solid var(--portfolio-line);
}

#academic-portfolio .portfolio-metric:first-child {
  padding-left: 0;
  border-left: 0;
}

#academic-portfolio .portfolio-metric-value {
  display: block;
  color: var(--portfolio-blue-dark);
  font-size: 1.75rem;
  font-weight: 650;
  line-height: 1.05;
}

#academic-portfolio .portfolio-metric-label,
#academic-portfolio .portfolio-metric-note {
  display: block;
  color: var(--portfolio-muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

#academic-portfolio .portfolio-metric-label {
  margin-top: 0.42rem;
  color: var(--portfolio-ink);
  font-weight: 600;
}

#academic-portfolio .portfolio-profiles-title {
  margin: 0 0 0.7rem;
  color: var(--portfolio-ink);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#academic-portfolio .portfolio-profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
}

#academic-portfolio .portfolio-profile-links a {
  font-weight: 600;
  text-decoration: none;
}

#academic-portfolio .portfolio-profile-links a:hover {
  text-decoration: underline;
}

#academic-portfolio .portfolio-data-date {
  margin: -0.55rem 0 1rem;
  color: var(--portfolio-muted);
  font-size: 0.76rem;
  text-align: right;
}

#academic-portfolio .portfolio-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--portfolio-line);
  border-bottom: 1px solid var(--portfolio-line);
}

#academic-portfolio .portfolio-jump a {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.28rem 0.78rem;
  border-radius: 999px;
  background: #eaf1f5;
  color: var(--portfolio-blue-dark);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
}

#academic-portfolio .portfolio-jump a:hover {
  background: #dce9f0;
}

#academic-portfolio .portfolio-section {
  margin-top: 3.2rem;
  scroll-margin-top: 5.5rem;
}

#academic-portfolio .portfolio-section-heading {
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.85rem;
  margin-bottom: 1.35rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--portfolio-blue);
}

#academic-portfolio .portfolio-section-number {
  color: #9aabb6;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

#academic-portfolio .portfolio-section-heading h2 {
  margin: 0;
  color: var(--portfolio-blue-dark);
  font-size: 1.45rem;
  line-height: 1.25;
}

#academic-portfolio .portfolio-section-count {
  color: var(--portfolio-muted);
  font-size: 0.8rem;
}

#academic-portfolio .publication-year {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: 1.2rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--portfolio-line);
}

#academic-portfolio .publication-year h3 {
  margin: 0;
  color: var(--portfolio-blue-dark);
  font-size: 1.1rem;
}

#academic-portfolio .publication-year ul {
  margin: 0;
  padding-left: 1.2rem;
}

#academic-portfolio .publication-year li {
  margin: 0 0 0.95rem;
  padding-left: 0.15rem;
  line-height: 1.68;
}

#academic-portfolio .publication-year li:last-child {
  margin-bottom: 0;
}

#academic-portfolio .record-list {
  display: grid;
  gap: 0.8rem;
}

#academic-portfolio .record-card {
  display: grid;
  grid-template-columns: 8.4rem minmax(0, 1fr);
  gap: 1.2rem;
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--portfolio-line);
  border-left: 4px solid #7396ad;
  border-radius: 7px;
  background: #fff;
}

#academic-portfolio .record-date {
  color: var(--portfolio-blue-dark);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.5;
}

#academic-portfolio .record-body h3 {
  margin: 0 0 0.48rem;
  color: var(--portfolio-ink);
  font-size: 1.04rem;
  line-height: 1.48;
}

#academic-portfolio .record-body p {
  margin: 0.22rem 0 0;
  color: var(--portfolio-muted);
  font-size: 0.9rem;
  line-height: 1.62;
}

#academic-portfolio .record-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin-top: 0.72rem;
}

#academic-portfolio .record-tag {
  display: inline-flex;
  padding: 0.18rem 0.5rem;
  border-radius: 3px;
  background: #eaf1f5;
  color: var(--portfolio-blue-dark);
  font-size: 0.76rem;
  font-weight: 650;
}

#academic-portfolio .patent-list .record-card {
  border-left-color: #8b9ea9;
}

#academic-portfolio .honor-list .record-card {
  border-left-color: #b08a55;
}

#academic-portfolio .honor-list .record-tag {
  background: #f3ece2;
  color: #795b32;
}

#academic-portfolio .service-list .record-card {
  border-left-color: #6f8f84;
}

#academic-portfolio .service-list .record-tag {
  background: #e8f0ed;
  color: #41685b;
}

@media screen and (max-width: 768px) {
  #academic-portfolio .portfolio-overview {
    grid-template-columns: 1fr;
  }

  #academic-portfolio .portfolio-section-heading {
    grid-template-columns: 2.35rem minmax(0, 1fr);
  }

  #academic-portfolio .portfolio-section-count {
    display: none;
  }

  #academic-portfolio .record-card {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }
}

@media screen and (max-width: 520px) {
  #academic-portfolio .portfolio-metrics {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  #academic-portfolio .portfolio-metric {
    padding: 0.85rem 0 0;
    border-top: 1px solid var(--portfolio-line);
    border-left: 0;
  }

  #academic-portfolio .portfolio-metric:first-child {
    padding-top: 0;
    border-top: 0;
  }

  #academic-portfolio .publication-year {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }
}