:root {
  --page-bg: #f5f1e8;
  --page-surface: #fffaf2;
  --page-border: rgba(24, 34, 45, 0.12);
  --page-ink: #18222d;
  --page-muted: #5b6470;
  --page-accent: #0f766e;
  --page-accent-soft: rgba(15, 118, 110, 0.12);
  --page-highlight: #c2410c;
  --page-shadow: 0 24px 60px rgba(24, 34, 45, 0.08);
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 28rem),
    linear-gradient(180deg, #f7f2e8 0%, #f3eee5 100%);
  color: var(--page-ink);
  font-family: "IBM Plex Sans", sans-serif;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--page-ink);
  font-family: "Fraunces", serif;
  letter-spacing: -0.02em;
}

a {
  color: var(--page-accent);
}

a:hover,
a:focus {
  color: #0b5b54;
}

#sideNav {
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(19, 38, 54, 0.98)),
    #0f172a;
}

#sideNav .navbar-brand .img-profile {
  border: 0.35rem solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
  object-fit: cover;
}

#sideNav .navbar-nav .nav-item .nav-link {
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.custom-section {
  min-height: 0;
  padding: 5rem 3.25rem;
  border-bottom: 1px solid var(--page-border);
}

.section-kicker {
  margin-bottom: 0.85rem;
  color: var(--page-highlight);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.section-heading h2 {
  margin-bottom: 1rem;
}

.section-intro {
  max-width: 52rem;
  color: var(--page-muted);
  font-size: 1.02rem;
}

.section-about {
  background: linear-gradient(180deg, rgba(255, 250, 242, 0.95), rgba(245, 241, 232, 0.95));
}

.text-primary {
  color: var(--page-accent) !important;
}

.about-tagline {
  max-width: 36rem;
  margin-bottom: 0.6rem;
  color: var(--page-ink);
  font-size: 1.2rem;
  font-weight: 600;
}

.about-affiliation {
  margin-bottom: 1.8rem;
  color: var(--page-muted);
  font-size: 1rem;
}

.about-tagline a {
  color: var(--page-accent);
  text-decoration: none;
}

.about-tagline a:hover,
.about-tagline a:focus {
  text-decoration: underline;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.3rem;
  height: 3.3rem;
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--page-shadow);
  color: var(--page-accent);
  font-size: 1.35rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.icon-link:hover,
.icon-link:focus {
  transform: translateY(-2px);
  border-color: rgba(15, 118, 110, 0.36);
  box-shadow: 0 18px 34px rgba(24, 34, 45, 0.12);
  text-decoration: none;
}

.about-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.6rem;
  max-width: 48rem;
}

.keyword-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.8rem;
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--page-ink);
  font-size: 0.92rem;
  font-weight: 500;
}

.project-year-group + .project-year-group {
  margin-top: 3rem;
}

.project-year {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1.1rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: var(--page-accent-soft);
  color: var(--page-accent);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.project-list {
  display: grid;
  gap: 1.5rem;
}

.project-card {
  display: grid;
  grid-template-columns: minmax(16rem, 4fr) minmax(0, 6fr);
  gap: 1.5rem;
  padding: 1.4rem;
  border: 1px solid var(--page-border);
  border-radius: 1.4rem;
  background: rgba(255, 250, 242, 0.92);
  box-shadow: var(--page-shadow);
}

.project-visual {
  display: block;
  align-self: start;
  overflow: hidden;
  border-radius: 1rem;
  background: #e7e3dc;
}

.project-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.project-visual:hover img,
.project-visual:focus img {
  transform: scale(1.025);
}

.project-title {
  margin-bottom: 0.7rem;
  font-size: 1.55rem;
  line-height: 1.15;
}

.project-title a {
  color: var(--page-ink);
  text-decoration: none;
}

.project-title a:hover,
.project-title a:focus {
  color: var(--page-accent);
}

.project-authors {
  margin-bottom: 0.65rem;
  color: var(--page-muted);
  font-size: 0.98rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.name-highlight {
  color: var(--page-accent);
  font-weight: 700;
}

.project-venue {
  display: inline-flex;
  margin-bottom: 0.9rem;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: rgba(194, 65, 12, 0.1);
  color: var(--page-highlight);
  font-size: 0.92rem;
  font-weight: 700;
}

.project-abstract-wrap {
  position: relative;
}

.abstract-toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.project-abstract {
  display: -webkit-box;
  margin-bottom: 0.75rem;
  overflow: hidden;
  color: var(--page-ink);
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.abstract-toggle:checked + .project-abstract {
  display: block;
}

.abstract-label {
  display: inline-flex;
  cursor: pointer;
  color: var(--page-accent);
  font-size: 0.92rem;
  font-weight: 700;
}

.abstract-label::before {
  content: "Read more";
}

.abstract-toggle:checked ~ .abstract-label::before {
  content: "Show less";
}

.blog-placeholder,
.blog-card,
.contact-card,
.education-item {
  border: 1px solid var(--page-border);
  border-radius: 1.25rem;
  background: rgba(255, 250, 242, 0.92);
  box-shadow: var(--page-shadow);
}

.blog-placeholder {
  max-width: 42rem;
  padding: 1.4rem 1.5rem;
  color: var(--page-muted);
}

.blog-post-list {
  display: grid;
  gap: 1rem;
}

.blog-card {
  padding: 1.4rem 1.5rem;
}

.blog-card h3 {
  font-size: 1.35rem;
}

.blog-card h3 a {
  color: var(--page-ink);
  text-decoration: none;
}

.blog-card h3 a:hover,
.blog-card h3 a:focus {
  color: var(--page-accent);
}

.blog-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 0.8rem;
  color: var(--page-muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.blog-summary-text {
  color: var(--page-muted);
}

.blog-actions {
  margin-top: 1.2rem;
}

.btn-blog {
  border-color: var(--page-accent);
  background: var(--page-accent);
}

.btn-blog:hover,
.btn-blog:focus {
  border-color: #0b5b54;
  background: #0b5b54;
}

.education-list {
  display: grid;
  gap: 1rem;
}

.education-item {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.4rem 1.5rem;
}

.education-item h3 {
  margin-bottom: 0.3rem;
  font-size: 1.35rem;
}

.education-department,
.education-details,
.education-location {
  margin-bottom: 0.35rem;
  color: var(--page-muted);
}

.education-degree,
.education-dates {
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.education-meta {
  min-width: 14rem;
  text-align: right;
}

.contact-card {
  display: flex;
  flex-direction: column;
  min-height: 10rem;
  padding: 1.4rem 1.5rem;
  color: var(--page-ink);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.contact-card:hover,
.contact-card:focus {
  transform: translateY(-2px);
  border-color: rgba(15, 118, 110, 0.28);
  color: var(--page-ink);
  text-decoration: none;
}

.contact-label {
  margin-bottom: 0.9rem;
  color: var(--page-muted);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contact-card strong {
  margin-bottom: 0.45rem;
  font-size: 1.18rem;
}

.static-card:hover,
.static-card:focus {
  transform: none;
  border-color: var(--page-border);
}

.contact-map-shell {
  max-width: 56rem;
}

.contact-map-card {
  overflow: hidden;
  border: 1px solid var(--page-border);
  border-radius: 1.4rem;
  background: rgba(255, 250, 242, 0.92);
  box-shadow: var(--page-shadow);
}

.contact-map {
  display: block;
  width: 100%;
  min-height: 26rem;
  border: 0;
}

.map-link {
  display: inline-flex;
  padding: 1rem 1.3rem 1.2rem;
  color: var(--page-accent);
  font-weight: 700;
}

.contact-note {
  margin-top: 1rem;
  color: var(--page-muted);
  font-size: 1.02rem;
}

.blog-post-shell {
  max-width: 56rem;
}

.blog-content p,
.blog-content li {
  color: var(--page-ink);
  line-height: 1.8;
}

.blog-content img {
  width: 100%;
  margin: 1.25rem 0 1.75rem;
  border: 1px solid var(--page-border);
  border-radius: 1rem;
  background: #fff;
  box-shadow: var(--page-shadow);
}

.blog-content h2 {
  margin-top: 2.4rem;
  margin-bottom: 0.9rem;
}

.blog-project-link {
  margin-top: 2rem;
  font-weight: 600;
}

@media (max-width: 991.98px) {
  .custom-section {
    padding: 4.25rem 1.5rem;
  }

  .project-card {
    grid-template-columns: 1fr;
  }

  .education-item {
    flex-direction: column;
  }

  .education-meta {
    min-width: 0;
    text-align: left;
  }

  .contact-map {
    min-height: 20rem;
  }
}