/* Research-area and laboratory pages: Bharti blue with IIT Delhi red accents. */
.detail-page { font-size: 18px; line-height: 1.7; }
.detail-page section[id] { scroll-margin-top: 150px; }
.detail-page .page-hero { min-height: 0; }
.detail-page .page-hero-inner { padding: 38px 0 44px; }
.detail-page .page-hero h1 { max-width: 1050px; font-size: clamp(34px, 4.1vw, 58px); line-height: 1.14; text-wrap: balance; }
.detail-page .page-hero p { max-width: 900px; }
.detail-page .breadcrumbs { flex-wrap: wrap; font-size: 16px; }
.detail-page h2 { color: var(--navy); font-size: clamp(29px, 3vw, 42px); line-height: 1.2; margin-bottom: 22px; }
.detail-page h3 { color: var(--navy); font-size: 23px; line-height: 1.35; margin-bottom: 14px; }
.detail-page p + p { margin-top: 18px; }
.detail-page .eyebrow { color: var(--iit-red); font-size: 14px; margin-bottom: 16px; }
.detail-intro { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 44px; }
.detail-intro .lead { font-size: 21px; line-height: 1.65; }
.detail-photo { margin: 0; min-width: 0; }
.detail-photo img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.detail-photo figcaption { color: var(--muted); font-size: 15px; line-height: 1.5; margin-top: 12px; }
.detail-jumps { border-block: 1px solid var(--line); background: var(--paper); }
.detail-jumps .site-container { display: flex; flex-wrap: wrap; gap: 10px 28px; padding-block: 19px; }
.detail-jumps a { font-size: 17px; color: var(--navy); font-weight: 700; text-decoration: underline; text-underline-offset: 5px; }
.detail-jumps a:hover { color: var(--iit-red); }
.detail-themes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.detail-theme { padding: 28px; background: white; border: 1px solid var(--line); border-top: 3px solid var(--blue); }
.detail-theme .theme-number { display: block; color: var(--iit-red); font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.detail-copy { max-width: 900px; }
.detail-method { margin-top: 34px; padding: 30px; background: var(--paper); border-left: 4px solid var(--iit-red); }
.detail-method p { max-width: 1000px; }
.detail-faculty-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.detail-faculty { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 23px; border: 1px solid var(--line); background: white; padding: 24px; }
.detail-faculty img { width: 110px; height: 138px; object-fit: cover; object-position: center top; }
.detail-faculty h3 { margin-bottom: 8px; font-size: 23px; font-family: inherit; }
.detail-faculty p { color: var(--muted); font-size: 17px; line-height: 1.6; }
.detail-links { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 17px; }
.detail-links a { color: var(--blue-link); font-weight: 700; text-decoration: underline; text-underline-offset: 4px; font-size: 16px; }
.detail-links a:hover { color: var(--iit-red); }
.detail-publications { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; padding: 0; margin-top: 28px; }
.detail-publications li { background: white; padding: 26px; border: 1px solid var(--line); border-top: 3px solid var(--iit-red); }
.detail-publications h3 { font-family: inherit; font-size: 21px; }
.detail-publications p { font-size: 17px; }
.detail-publications .publication-venue { color: var(--muted); margin-top: 10px; }
.detail-related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.detail-related a { display: block; padding: 23px 27px; background: var(--paper); border-left: 3px solid var(--blue); text-decoration: none; color: var(--navy); }
.detail-related a:hover { background: var(--warm); border-left-color: var(--iit-red); }
.detail-related strong { display: block; font-size: 21px; line-height: 1.4; }
.detail-related span { display: block; color: var(--muted); font-size: 16px; margin-top: 10px; }
.detail-location { border-left: 3px solid var(--iit-red); padding-left: 18px; margin-top: 25px; }
.detail-location strong { display: block; color: var(--navy); }
.detail-facilities { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 40px; }
.detail-facilities ul { padding-left: 23px; }
.detail-facilities li { margin-bottom: 16px; }
.detail-facilities li::marker { color: var(--iit-red); }
.detail-sources { border-top: 1px solid var(--line); padding-top: 28px; margin-top: 42px; }
.detail-sources h3 { font-family: inherit; font-size: 19px; }
.detail-sources ul { padding-left: 22px; color: var(--muted); font-size: 16px; }
.detail-sources a { text-decoration: underline; text-underline-offset: 3px; }
.its-figure { margin: 30px 0 36px; padding: 32px; background: white; border: 1px solid var(--line); }
.its-stack { display: grid; grid-template-columns: minmax(85px, .3fr) minmax(0, 2fr) minmax(85px, .3fr); gap: 12px; }
.its-side { grid-row: 1 / 5; background: var(--navy); color: white; display: flex; align-items: center; justify-content: center; writing-mode: vertical-rl; transform: rotate(180deg); font-weight: 700; letter-spacing: .04em; padding: 25px 15px; font-size: 20px; }
.its-security { grid-column: 3; background: #a82031; }
.its-layer { grid-column: 2; display: block; background: #edf5fa; border-left: 4px solid var(--blue); padding: 21px 25px; color: var(--navy); text-decoration: none; }
.its-layer strong { display: block; font-size: 22px; }
.its-layer span { display: block; font-size: 17px; margin-top: 4px; }
.its-layer:hover { background: var(--warm); border-color: var(--iit-red); }
.its-figure figcaption { margin-top: 20px; color: var(--muted); font-size: 16px; }
.its-explanations { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.its-explanations article { border-top: 2px solid var(--line); padding-top: 24px; scroll-margin-top: 145px; }
.its-explanations h3 { font-family: inherit; }
.detail-drones { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; }
.detail-index-image { display: block; }
.editorial-card > .detail-index-image img { width: 100%; height: 300px; object-fit: cover; }
.editorial-card h3 a, .lab-card h2 a { color: inherit; text-decoration: none; }
.editorial-card h3 a:hover, .lab-card h2 a:hover { color: var(--blue-link); text-decoration: underline; }
.lab-card > .detail-index-image img { width: 100%; height: 365px; object-fit: cover; display: block; }
.lab-card .lab-page-link { margin-top: 22px; display: inline-block; }
.lab-card .lab-page-link.is-inactive { cursor:default; opacity:.65; text-decoration:none; }
.infrastructure-page .lab-grid { align-items:stretch; }
.infrastructure-page .lab-card { display:flex; flex-direction:column; min-width:0; }
.infrastructure-page .lab-card > .detail-index-image { flex:none; overflow:hidden; }
.infrastructure-page .lab-card > div { display:flex; flex-direction:column; align-items:flex-start; flex:1; }
.infrastructure-page .lab-description { align-self:stretch; text-align:justify; text-align-last:left; }
.infrastructure-page .lab-card .lab-page-link { margin-top:auto; padding-top:22px; }
@media (max-width: 1000px) {
  .detail-themes { grid-template-columns: 1fr; }
  .detail-intro { grid-template-columns: 1fr 1fr; gap: 26px; }
  .detail-faculty { grid-template-columns: 90px minmax(0, 1fr); gap: 18px; padding: 20px; }
  .detail-faculty img { width: 90px; height: 115px; }
}
@media (max-width: 700px) {
  .detail-page .page-section { padding: 42px 0; }
  .detail-page section[id], .its-explanations article { scroll-margin-top: 110px; }
  .detail-intro, .detail-facilities, .detail-drones, .detail-faculty-grid, .detail-publications, .detail-related, .its-explanations { grid-template-columns: 1fr; }
  .detail-page .page-hero-inner { padding: 28px 0 35px; }
  .detail-intro .lead { font-size: 19px; }
  .detail-theme, .detail-method, .detail-publications li { padding: 23px; }
  .detail-jumps .site-container { gap: 10px 20px; }
  .its-figure { padding: 15px; }
  .its-stack { grid-template-columns: 34px minmax(0, 1fr) 34px; gap: 7px; }
  .its-side { font-size: 17px; padding: 16px 5px; }
  .its-layer { padding: 17px 12px; }
  .its-layer strong { font-size: 18px; }
  .its-layer span { font-size: 16px; line-height: 1.45; }
  .detail-faculty h3 { overflow-wrap: anywhere; }
  .editorial-card > .detail-index-image img, .lab-card > .detail-index-image img { height: 280px; }
}