#main .research-page.research-portfolio {
  display: block;
  min-width: 0;
  background: #fff;
  color: #172033;
}

.research-hero {
  position: relative;
  overflow: hidden;
  margin: 0 0 34px 0;
  border-radius: 8px;
  background: #101827;
  box-shadow: 0 18px 42px rgba(18, 28, 45, 0.16);
}

.research-hero img {
  width: 100%;
  min-height: 300px;
  max-height: 470px;
  object-fit: cover;
  display: block;
  opacity: 0.72;
}

.research-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16, 24, 39, 0.92), rgba(16, 24, 39, 0.48) 48%, rgba(16, 24, 39, 0.1));
}

.research-hero-content {
  position: absolute;
  left: 32px;
  bottom: 30px;
  z-index: 1;
  max-width: 620px;
  color: #fff;
}

.research-eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  color: #99f6e4;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.research-hero h1 {
  margin: 0 0 12px 0;
  color: #fff;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 2.25rem;
  font-weight: 650;
  line-height: 1.12;
}

.research-hero p {
  max-width: 560px;
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  line-height: 1.6;
}


/* The portfolio uses full-width sections and the site's shared typography. */
.research-portfolio p,
.research-portfolio li { text-align: left; text-justify: auto; }
.research-portfolio :is(a, summary, [tabindex]):focus-visible { outline: 3px solid #1f57c3; outline-offset: 5px; }
.research-portfolio figure { margin: 0; }
#main .research-portfolio .research-hero { margin: 0; }
#main .research-portfolio .research-hero-content { max-width: 720px; }
.research-section-nav { display: flex; gap: 28px; padding: 22px var(--page-gutter); overflow-x: auto; scrollbar-width: thin; border-bottom: 1px solid #e5e8ee; }
.research-section-nav a { flex: 0 0 auto; color: #4b5563; font-size: 0.9rem; font-weight: 600; text-decoration: none; }
.research-section-nav a:hover { color: #1f57c3; }
.research-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 24px var(--page-gutter) 16px; background: #f5f5f7; }
.research-stat { padding: 8px 24px; border-right: 1px solid #d7dce5; color: #4b5563; text-decoration: none; }
.research-stat:first-child { padding-left: 0; }
.research-stat:last-child { border-right: 0; }
.research-stat strong { display: block; margin-bottom: 8px; color: #1f57c3; font-size: 1.7rem; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.research-stat span { font-size: 0.9rem; }
.research-stat:hover { text-decoration: none; }
.research-stat:hover span { color: #1f57c3; text-decoration: underline; }
.research-portfolio :is(.research-section, .talk-gallery) { margin: 0; padding: 76px var(--page-gutter); scroll-margin-top: 90px; }
.research-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 36px; }
.research-heading h2 { margin: 0; padding: 0; border: 0; font-family: "Source Serif 4", Georgia, serif; font-size: 1.95rem; font-weight: 650; line-height: 1.2; }
.research-portfolio .research-kicker { margin: 0 0 14px; font-size: 0.78rem; font-weight: 700; line-height: 1.4; letter-spacing: 0.08em; text-transform: uppercase; color: #627086; }

/* The complete publication library remains visible. */
.research-portfolio .publication-section { padding-top: 24px; background: #f5f5f7; }
.publication-section .research-heading { margin-bottom: 22px; }
.research-library-intro { margin: 0 0 10px; color: #627086; font-size: 0.9rem; }
.research-author-key { margin: 0 0 16px; color: #627086; font-size: 0.82rem; }
.research-library-nav { display: flex; gap: 12px; overflow-x: auto; scrollbar-width: thin; padding: 6px 0 8px; margin-bottom: 12px; }
.research-library-nav a { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 12px; padding: 12px 18px; border: 1px solid #dce3ee; border-radius: 30px; background: #fff; color: #293241; font-size: 0.9rem; font-weight: 650; text-decoration: none; }
.research-library-nav a:hover { border-color: #1f57c3; color: #1f57c3; }
.research-library-nav span { color: #1f57c3; font-variant-numeric: tabular-nums; }
.research-portfolio .research-group-title { display: flex; flex-wrap: wrap; align-items: baseline; gap: 16px; margin: 48px 0 24px; font-size: 1.5rem; font-weight: 650; line-height: 1.25; scroll-margin-top: 100px; }
.research-group-title > span { color: #718096; font-family: "Inter", sans-serif; font-size: 0.85rem; font-weight: 500; }
.research-lead-publications { margin-top: 16px; min-width: 0; }
.research-portfolio .research-lead-publications .research-group-title { margin: 0; }
.research-lead-publications .about-publication-card { scroll-margin-top: 100px; }

/* Two-column references and three-column reviews add a different rhythm. */
.research-reference-grid, .research-review-grid, .research-patent-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 18px 28px; counter-reset: reference; }
.research-reference-grid > p, .research-review-grid > p, .research-patent-grid > p { position: relative; min-width: 0; margin: 0; padding: 28px 28px 28px 68px; border: 1px solid #e2e7ef; border-radius: 16px; background: #fff; font-size: 0.9rem; line-height: 1.65; overflow-wrap: anywhere; counter-increment: reference; }
.research-reference-grid > p::before, .research-review-grid > p::before, .research-patent-grid > p::before { content: counter(reference, decimal-leading-zero); position: absolute; top: 28px; left: 22px; color: #91a0b5; font-size: 0.78rem; font-weight: 650; }
.research-reference-grid a, .research-review-grid a { color: #1f57c3; text-underline-offset: 3px; }
.research-review-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.research-review-grid > p { border-top: 4px solid #0f766e; }
.research-count-label { color: #627086; font-size: 0.9rem; }
.research-patent-grid > p { background: #f5f7fa; border: 0; }

/* Academic service is a split feature, followed by a photographic gallery. */
.research-portfolio #academic-services { background: #eef3f8; }
.research-portfolio .service-panel { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: 48px; align-items: start; }
.research-portfolio .service-panel > p { margin: 0; padding: 36px; border-radius: 22px; background: #122e4e; color: #fff; font-size: 1.1rem; line-height: 1.7; }
.research-portfolio .service-tags { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
.research-portfolio .service-tags span { display: flex; align-items: center; min-height: 56px; padding: 14px 0; border-bottom: 1px solid #cbd5e1; color: #293b50; font-size: 0.94rem; line-height: 1.4; }
.research-portfolio .gallery-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.research-portfolio .gallery-item { overflow: hidden; border-radius: 20px; background: #f5f5f7; }
.research-portfolio .gallery-item img { display: block; width: 100%; height: 320px; object-fit: cover; }
.research-portfolio .gallery-caption { margin: 18px 0 0; color: #627086; font-size: 0.85rem; }

@media (max-width: 1100px) {
  .research-review-grid { grid-template-columns: 1fr; }
  .research-portfolio .service-panel { grid-template-columns: 1fr; gap: 28px; }
  .research-portfolio .gallery-item img { height: 250px; }
}

@media (max-width: 760px) {
  #main .research-portfolio .research-hero { display: flex; align-items: end; min-height: 450px; padding: 48px var(--page-gutter); }
  #main .research-portfolio .research-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; max-height: none; }
  #main .research-portfolio .research-hero-content { position: relative; inset: auto; }
  .research-portfolio .research-hero h1 { font-size: 1.75rem; }
  .research-portfolio :is(.research-section, .talk-gallery) { padding-top: 48px; padding-bottom: 48px; }
  .research-portfolio .publication-section { padding-top: 24px; }
  .research-heading { flex-direction: column; align-items: start; gap: 22px; }
  .research-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 0; padding-top: 24px; padding-bottom: 16px; }
  .research-stat:nth-child(odd) { padding-left: 0; }
  .research-stat:nth-child(even) { border-right: 0; }
  .research-stat strong { font-size: 1.5rem; }
  .research-stat span { font-size: 0.8rem; }
  .research-reference-grid, .research-patent-grid { grid-template-columns: 1fr; }
  .research-portfolio .gallery-grid { grid-template-columns: 1fr; }
  .research-portfolio .gallery-item img { height: auto; max-height: 440px; object-fit: contain; }
  .research-portfolio .service-tags { grid-template-columns: 1fr; }
  .research-reference-grid > p, .research-review-grid > p, .research-patent-grid > p { padding-right: 22px; padding-left: 54px; }
  .research-reference-grid > p::before, .research-review-grid > p::before, .research-patent-grid > p::before { left: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .research-portfolio *, .research-portfolio *::before, .research-portfolio *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* The About-page overlay embeds this same live portfolio without a second site menu. */
.research-embedded .masthead { display: none; }
.research-embedded #main { padding-bottom: 0; }
.research-embedded .research-portfolio :is(.research-section, .talk-gallery) { scroll-margin-top: 20px; }
.research-embedded .research-portfolio :is(.research-group-title, .about-publication-card) { scroll-margin-top: 20px; }

/* Three references per column, with three columns visible on wide screens. */
.research-collaborative-rail { margin-top: 40px; min-width: 0; }
.research-portfolio .research-collaborative-rail .research-group-title { margin: 0; }
#collaborative-rail { grid-template-columns: none; grid-template-rows: repeat(3, auto); grid-auto-flow: column; grid-auto-columns: minmax(280px, calc((100% - 36px) / 3)); gap: 18px; align-items: stretch; overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x proximity; scrollbar-width: thin; padding: 4px 2px 18px; }
#collaborative-rail > p { padding: 20px 20px 20px 52px; scroll-snap-align: start; }
#collaborative-rail > p::before { top: 20px; left: 18px; }
@media (max-width: 760px) {
  #collaborative-rail { grid-auto-columns: min(84vw, 360px); gap: 14px; }
  .research-collaborative-rail { margin-top: 28px; }
}