:root {
  --ink: #121a27;
  --muted: #5e6672;
  --line: #dfe3e8;
  --surface: #f4f6f8;
  --blue: #003594;
  --blue-deep: #001f4e;
  --gold: #ffb81c;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --gutter: clamp(24px, 3.2vw, 56px);
  --radius: 4px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; }
body { margin: 0; background: #fff; color: var(--ink); font-family: Arial, Helvetica, sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
::selection { background: #dce7fb; color: var(--blue-deep); }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a, summary, input { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: default; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 2px solid var(--blue); outline-offset: 5px; }
main:focus { outline: none; }
button, input { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
/* Frames, not intrinsic image dimensions, determine the grid's layout.
   scale-down preserves the whole photo and never enlarges low-resolution assets. */
:where(.news-image, .person-image, .news-story-image, .community-image, .gallery-open) { position: relative; min-width: 0; }
:where(.news-image, .person-image, .news-story-image, .community-image, .gallery-open) > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: scale-down; object-position: center; }
:where(.news-card, .person-card, .news-story, .community-section, .gallery-grid) > * { min-width: 0; }
svg { width: 21px; height: 21px; flex-shrink: 0; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2 { font-family: var(--display); font-weight: 400; }
h3 { font-weight: 500; }
h1 { font-size: clamp(48px, 5.25vw, 76px); line-height: 1.04; letter-spacing: -.042em; text-wrap: balance; }
h2 { font-size: clamp(30px, 2.7vw, 39px); line-height: 1.15; letter-spacing: -.035em; }
h3 { font-size: 23px; line-height: 1.34; letter-spacing: -.025em; }
p { color: var(--muted); }
[hidden] { display: none !important; }
.wrap { width: calc(100% - var(--gutter) * 2); max-width: 1360px; margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: -100px; left: 24px; padding: 10px 18px; background: #111; color: white; z-index: 100; border-radius: 4px; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 30; isolation: isolate; background: rgba(255,255,255,.78); border-bottom: 1px solid rgba(0,53,148,.12); box-shadow: 0 8px 28px rgba(0,31,78,.045); -webkit-backdrop-filter: blur(22px) saturate(145%); backdrop-filter: blur(22px) saturate(145%); }
.site-header::before { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: linear-gradient(108deg, rgba(0,53,148,.095), rgba(255,255,255,.35) 44%, rgba(255,184,28,.105)); }
.site-header::after { content: ''; position: absolute; inset: auto 0 -1px; height: 1px; pointer-events: none; background: linear-gradient(90deg, transparent 4%, rgba(0,53,148,.42) 31%, rgba(255,184,28,.5) 76%, transparent 96%); }
.header-inner { min-height: 78px; padding: 0 var(--gutter); max-width: 1660px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.identity { display: flex; align-items: center; gap: 18px; flex-shrink: 0; }
.wordmark { font-family: var(--display); font-size: 28px; letter-spacing: -.035em; font-weight: 600; line-height: 1; color: var(--blue-deep); }
.pitt-identity { padding-left: 18px; border-left: 1px solid rgba(0,53,148,.18); }
.pitt-identity img { width: 112px; height: 35px; object-fit: contain; }
.site-nav { display: flex; align-items: center; gap: clamp(6px, .8vw, 13px); padding: 5px; border: 1px solid rgba(0,53,148,.12); border-radius: 11px; background: linear-gradient(112deg, rgba(222,233,252,.44), rgba(255,255,255,.62) 48%, rgba(255,237,197,.42)); box-shadow: inset 0 1px rgba(255,255,255,.92), 0 7px 18px rgba(0,31,78,.04); font-size: 13px; }
.site-nav > a:not(.button) { position: relative; display: inline-flex; align-items: center; min-height: 38px; padding: 0 9px; border-radius: 7px; }
.site-nav > a:not(.button)::after { content: ''; position: absolute; bottom: 3px; height: 1px; left: 9px; right: 9px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform 160ms ease; }
.site-nav > a:hover::after, .site-nav > a[aria-current]::after { transform: scaleX(1); }
.site-nav > a[aria-current] { color: var(--blue); background: rgba(255,255,255,.62); box-shadow: inset 0 1px rgba(255,255,255,.85); }
.site-nav .nav-contact { margin-left: 3px; padding: 9px 14px; min-height: 38px; font-size: 13px; }
.menu-toggle { display: none; }
.button { display: inline-flex; min-height: 46px; padding: 11px 20px; align-items: center; justify-content: center; gap: 14px; border-radius: 7px; background: var(--blue); color: #fff; font-size: 14px; border: 1px solid var(--blue); line-height: 1.3; transition: background 180ms ease, transform 180ms ease; }
.button:hover { background: var(--blue-deep); transform: translateY(-1px); }
.button-light { background: var(--surface); color: #111; border-color: var(--surface); }
.button-light:hover { background: #e9e9e9; }
.text-link { display: inline-flex; gap: 14px; align-items: center; min-height: 44px; font-size: 15px; font-weight: 500; line-height: 1.4; }
.text-link svg { transition: transform 180ms ease; }
.text-link:hover svg { transform: translateX(4px); }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.home-hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 9%; align-items: end; padding: 84px 0 92px; }
.home-hero h1 { margin-bottom: 30px; color: var(--blue-deep); }
.home-hero-copy > p { max-width: 690px; font-size: 18px; line-height: 1.65; letter-spacing: -.015em; }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 30px; }
.hero-actions .button { padding-inline: 26px; }
.lab-summary { margin: 0; border-top: 1px solid var(--blue-deep); }
.lab-summary > div { padding: 16px 0 17px; border-bottom: 1px solid var(--line); }
.lab-summary dt { margin-bottom: 4px; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.lab-summary dd { margin: 0; color: #303a48; font-family: var(--display); font-size: 16px; line-height: 1.45; }
.section { padding-block: 76px; }
.section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; margin-bottom: 50px; }
.section-heading > p { max-width: 400px; font-size: 17px; line-height: 1.6; }
.section-heading .text-link { flex-shrink: 0; }
.home-research { border-top: 1px solid var(--blue-deep); }
.home-research .section-heading h2::before, .news-section .section-heading h2::before { display: block; margin-bottom: 10px; color: var(--blue); font-family: Arial, Helvetica, sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.home-research .section-heading h2::before { content: '01 / Research'; }
.news-section .section-heading h2::before { content: '02 / Lab updates'; }
.research-grid, .news-grid, .people-grid, .program-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.research-card { display: flex; flex-direction: column; align-items: flex-start; padding-top: 18px; border-top: 1px solid var(--line); }
.area-number { display: block; font-size: 12px; letter-spacing: .08em; line-height: 1; font-weight: 700; color: var(--blue); margin-bottom: 24px; }
.research-card h3 { margin-bottom: 16px; }
.research-card p { max-width: 355px; margin-bottom: 24px; }
.research-card .text-link { margin-top: auto; }
.news-section { border-top: 1px solid var(--line); }
.news-grid { gap: 26px; }
.news-image { display: block; aspect-ratio: 1.6; overflow: hidden; background: var(--surface); border-radius: var(--radius); margin-bottom: 22px; }
.news-card h3 { font-size: 23px; line-height: 1.35; }
.news-card h3 a:hover { text-decoration: underline; text-underline-offset: 5px; }
.meta { font-size: 13px; line-height: 1.5; color: var(--muted); margin-bottom: 10px; }
.meta span { margin-inline: 8px; }
.conference-art { height: 100%; padding: 30px; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; background: #f0f3f8; color: var(--blue); position: relative; }
.conference-art > span:not(.conference-art-line) { font-size: clamp(28px, 3vw, 46px); line-height: 1.15; letter-spacing: -.05em; }
.conference-art-line { display: block; width: 48px; height: 2px; background: currentColor; margin-top: 24px; }
.community-section { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 9%; }
.community-image { overflow: hidden; border-radius: var(--radius); aspect-ratio: 3362 / 2707; background: var(--surface); }
.community-copy h2 { font-size: clamp(36px, 3.6vw, 52px); margin-bottom: 26px; }
.community-copy p { margin-bottom: 18px; }
.community-copy .text-link { display: flex; width: fit-content; margin-top: 6px; }
.education-section, .outreach-section { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; border-top: 1px solid var(--line); }
.education-section h2 { font-size: clamp(36px, 3.6vw, 52px); }
.large-copy { font-size: 24px; line-height: 1.45; letter-spacing: -.025em; color: #111; margin-bottom: 22px; }
.education-section p:not(.large-copy) { margin-bottom: 22px; }
.join-section { border-top: 1px solid var(--blue-deep); padding-block: 72px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; }
.join-section h2 { font-size: clamp(36px, 3.5vw, 50px); line-height: 1.12; color: var(--blue-deep); }
.join-section p { max-width: 570px; margin-bottom: 24px; font-size: 17px; }
.section-label { margin-bottom: 10px !important; color: var(--blue) !important; font-size: 11px !important; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.page-heading { padding-block: 68px 54px; border-bottom: 1px solid var(--line); }
.page-heading h1 { max-width: 900px; font-size: clamp(48px, 4.8vw, 70px); margin-bottom: 24px; color: var(--blue-deep); }
.page-heading > p { font-size: 18px; max-width: 700px; }
.filter-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 22px; padding: 10px 12px; border: 1px solid rgba(0,53,148,.13); border-radius: 12px; background: linear-gradient(110deg, rgba(219,231,251,.58), rgba(255,255,255,.78) 52%, rgba(255,234,190,.48)); box-shadow: inset 0 1px rgba(255,255,255,.9), 0 10px 28px rgba(0,31,78,.045); -webkit-backdrop-filter: blur(20px) saturate(135%); backdrop-filter: blur(20px) saturate(135%); }
.filter-options { display: flex; align-items: center; gap: 8px; }
.filter-button { border: 1px solid transparent; background: transparent; color: var(--muted); border-radius: 7px; padding: 9px 16px; min-height: 40px; font-size: 14px; white-space: nowrap; transition: background 160ms, color 160ms, border-color 160ms; }
.filter-button:hover { background: rgba(255,255,255,.58); color: var(--ink); }
.filter-button[aria-pressed="true"] { border-color: rgba(0,53,148,.13); background: rgba(255,255,255,.72); color: var(--blue); box-shadow: inset 0 1px rgba(255,255,255,.88); }
.search-field { display: flex; align-items: center; gap: 10px; border: 1px solid rgba(0,53,148,.16); border-radius: 7px; height: 40px; padding: 0 12px; color: var(--muted); background: rgba(255,255,255,.56); width: 280px; }
.search-field input { border: 0; outline: 0; width: 100%; min-width: 0; background: transparent; font-size: 15px; }
.search-field:focus-within { border-color: #111; outline: 2px solid #003594; outline-offset: 2px; }
.search-field input:focus-visible { outline: 0; }
.people-section { padding-block: 38px 70px; }
.people-section > h2 { font-size: 28px; margin-bottom: 28px; }
.people-grid { gap: 56px 36px; align-items: start; }
.person-image { background: var(--surface); border-radius: var(--radius); overflow: hidden; aspect-ratio: 1.45; margin-bottom: 20px; }
.portrait-placeholder { display: flex; align-items: center; justify-content: center; height: 100%; font-size: 68px; color: #969696; letter-spacing: -.06em; }
.person-card h3 { font-size: 24px; margin-bottom: 5px; }
.person-role { font-size: 15px; margin-bottom: 10px; }
.person-summary { color: #333; font-size: 15px; line-height: 1.65; }
.profile-details { margin-top: 13px; }
.profile-details summary { display: flex; justify-content: space-between; align-items: center; gap: 24px; width: fit-content; min-height: 44px; font-size: 14px; cursor: pointer; list-style: none; }
.profile-details summary::-webkit-details-marker { display: none; }
.profile-details summary span { font-size: 21px; transition: transform 160ms; }
.profile-details[open] summary span { transform: rotate(45deg); }
.profile-body { padding-top: 12px; border-top: 1px solid var(--line); font-size: 14px; overflow-wrap: anywhere; }
.profile-body p { margin-bottom: 12px; }
.profile-body a { text-decoration: underline; text-underline-offset: 3px; color: #111; }
.profile-body b { font-weight: 500; color: #111; }
.empty-state { padding-block: 80px; text-align: center; }
.empty-state p { margin-block: 18px 24px; }
.section-links { display: flex; flex-wrap: wrap; column-gap: 12px; row-gap: 8px; margin-top: 22px; padding: 10px 12px; border: 1px solid rgba(0,53,148,.13); border-radius: 12px; background: linear-gradient(110deg, rgba(219,231,251,.55), rgba(255,255,255,.75) 52%, rgba(255,234,190,.44)); box-shadow: inset 0 1px rgba(255,255,255,.9), 0 10px 28px rgba(0,31,78,.04); -webkit-backdrop-filter: blur(20px) saturate(135%); backdrop-filter: blur(20px) saturate(135%); }
.section-links a { font-size: 14px; padding: 8px 12px; border-radius: 7px; }
.section-links a:hover { background: rgba(255,255,255,.62); }
.section-links a:hover { text-decoration: underline; text-underline-offset: 5px; }
.research-announcement { background: var(--gold); color: var(--blue-deep); }
.research-announcement a { min-height: 38px; padding: 7px var(--gutter); display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 5px 9px; font-size: 11px; font-weight: 700; line-height: 1.25; text-align: center; }
.research-announcement svg { width: 13px; height: 13px; stroke-width: 1.8; }
.research-announcement a:hover { text-decoration: underline; text-underline-offset: 3px; }
.research-hero { min-height: 540px; display: grid; grid-template-columns: minmax(0, 1.52fr) minmax(310px, .62fr); gap: 10%; align-items: center; padding-block: 84px 96px; }
.research-hero-title h1 { color: var(--blue-deep); font-size: clamp(62px, 6.2vw, 92px); line-height: .98; letter-spacing: -.052em; }
.research-hero .section-label { margin-bottom: 22px !important; }
.research-hero-context { align-self: center; padding-top: 27px; border-top: 1px solid var(--blue-deep); }
.research-hero-context h2 { max-width: 390px; margin-bottom: 22px; color: var(--ink); font-size: 24px; line-height: 1.28; letter-spacing: -.025em; }
.research-hero-context p { max-width: 400px; margin-bottom: 24px; font-size: 15px; line-height: 1.65; }
.research-hero-context > div { display: flex; flex-wrap: wrap; gap: 2px 27px; }
.research-news { padding-block: 88px 96px; border-top: 1px solid var(--line); }
.research-band-heading { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 42px; }
.research-band-heading h2, .research-areas-heading h2 { color: var(--blue-deep); font-size: clamp(38px, 3.5vw, 52px); }
.research-news-list { border-top: 1px solid var(--blue-deep); }
.research-news-row { display: grid; grid-template-columns: 165px minmax(0, 1.35fr) minmax(250px, .72fr); gap: 36px; padding-block: 31px 34px; border-bottom: 1px solid var(--line); align-items: start; }
.research-news-meta { display: flex; flex-direction: column; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .06em; line-height: 1.35; text-transform: uppercase; }
.research-news-row h3 { max-width: 590px; color: var(--ink); font-family: var(--display); font-size: 29px; font-weight: 400; line-height: 1.23; letter-spacing: -.03em; }
.research-news-summary p { margin-bottom: 13px; font-size: 13px; line-height: 1.55; }
.research-news-summary > .text-link { font-size: 13px; }
.research-event-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; }
.research-event-links .text-link { min-height: 35px; gap: 9px; font-size: 12px; }
.research-event-links svg { width: 17px; height: 17px; }
.research-areas-band { background: var(--surface); border-top: 1px solid var(--blue); }
.research-areas-heading { min-height: 220px; padding-block: 56px 48px; display: grid; grid-template-columns: 1fr minmax(290px, .62fr); gap: 8%; align-items: end; border-bottom: 1px solid var(--blue-deep); }
.research-areas-heading > p { max-width: 430px; justify-self: end; font-size: 14px; line-height: 1.55; }
.research-area-columns { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.research-area-column { min-width: 0; padding: 34px 34px 58px; }
.research-area-column:first-child { padding-left: 0; }
.research-area-column:last-child { padding-right: 0; }
.research-area-column + .research-area-column { border-left: 1px solid var(--line); }
.research-area-column .area-number { margin-bottom: 34px; }
.research-area-column h3 { min-height: 78px; margin-bottom: 25px; color: var(--blue-deep); font-family: var(--display); font-size: 31px; font-weight: 400; line-height: 1.18; letter-spacing: -.03em; }
.research-area-column > p { min-height: 154px; font-size: 14px; line-height: 1.6; }
.topic-list { min-height: 150px; list-style: none; padding: 24px 0 0; margin: 26px 0 23px; border-top: 1px solid var(--line); }
.topic-list li { padding-block: 8px; border-bottom: 1px solid var(--line); font-size: 13px; line-height: 1.4; }
.topic-list li::before { content: '·'; color: var(--blue); margin-right: 9px; }
.research-area-column h4 { margin-bottom: 8px; font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.researcher-links { display: flex; flex-direction: column; align-items: flex-start; }
.researcher-links .text-link { min-height: 32px; gap: 10px; font-size: 12px; }
.researcher-links svg { width: 16px; height: 16px; }
.research-community { background: var(--blue-deep); color: #fff; }
.research-community-inner { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, .92fr); gap: 9%; align-items: center; padding-block: 104px; }
.research-community-image { position: relative; min-width: 0; overflow: hidden; aspect-ratio: 3362 / 2707; background: #fff; }
.research-community-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: scale-down; object-position: center; }
.research-community-copy .section-label { color: var(--gold) !important; }
.research-community-copy h2 { margin-bottom: 28px; color: #fff; font-size: clamp(46px, 4.7vw, 68px); line-height: 1.02; }
.research-community-copy > p:not(.section-label) { max-width: 580px; margin-bottom: 18px; color: rgba(255,255,255,.74); font-size: 15px; }
.community-actions { display: flex; flex-wrap: wrap; gap: 4px 30px; margin: 15px 0 34px; }
.research-community .text-link { color: #fff; }
.research-community .text-link:hover { color: var(--gold); }
.community-education { padding-top: 27px; border-top: 1px solid rgba(255,255,255,.22); }
.community-education > p:not(.section-label) { max-width: 630px; margin-bottom: 14px; color: rgba(255,255,255,.74); font-size: 14px; }
.mission-section { padding-block: 80px; max-width: 850px; }
.mission-section h2 { margin-bottom: 24px; }
.mission-section p { margin-bottom: 20px; font-size: 18px; }
.page-grants .page-heading { display: grid; grid-template-columns: 1fr .75fr; align-items: end; gap: 9%; padding-block: 58px 46px; border-bottom: 1px solid var(--line); }
.page-grants .page-heading h1 { font-size: clamp(46px, 4.4vw, 64px); margin: 0; }
.page-grants .page-heading > p { font-size: 16px; max-width: 530px; padding-bottom: 6px; }
.grants-intro { display: flex; justify-content: space-between; align-items: center; gap: 32px; padding-block: 28px; border-bottom: 1px solid var(--line); }
.grants-intro > p { font-size: 14px; }
.grants-intro > div { display: flex; flex-wrap: wrap; gap: 10px 28px; }
.grants-content { padding-bottom: 72px; }
.page-grants .filter-toolbar { padding-block: 10px; }
.page-grants .filter-options { gap: 8px; }
.page-grants .filter-button { min-height: 40px; padding: 8px 14px; border-radius: 7px; border: 1px solid transparent; font-size: 14px; }
.page-grants .filter-button:hover { background: rgba(255,255,255,.58); border-color: transparent; }
.page-grants .filter-button[aria-pressed="true"] { color: var(--blue); background: rgba(255,255,255,.72); border-color: rgba(0,53,148,.13); }
.page-grants .search-field { height: 40px; border: 1px solid rgba(0,53,148,.16); border-radius: 7px; padding-inline: 12px; }
.page-grants .search-field:focus-within { border-color: var(--blue); outline: 2px solid rgba(0,53,148,.16); }
.grants-reviewed { font-size: 12px; margin-top: 20px; }
.grant-section { padding-top: 46px; }
.grant-section-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 8%; align-items: end; padding-bottom: 24px; border-bottom: 1px solid var(--ink); }
.grant-section-heading h2 { font-size: 27px; margin: 0; }
.grant-section-heading p { max-width: 500px; font-size: 14px; }
.grant-section-number { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.grant-row { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 8%; padding-block: 31px; border-bottom: 1px solid var(--line); }
.grant-meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 7px 13px; margin-bottom: 12px; color: var(--muted); font-size: 12px; letter-spacing: .01em; }
.grant-status { color: var(--ink); font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.grant-status::before { content: '●'; font-size: 7px; margin-right: 7px; }
.grant-status-active { color: #27704f; }
.grant-row h3 { font-size: 23px; line-height: 1.36; letter-spacing: -.025em; max-width: 720px; }
.grant-note { font-size: 14px; margin-top: 16px; max-width: 560px; }
.grant-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 28px; margin: 0; align-content: start; }
.grant-facts > div { min-width: 0; }
.grant-facts > div:last-child { grid-column: 1 / -1; }
.grant-facts dt { color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.grant-facts dd { font-size: 14px; line-height: 1.5; margin: 0; }
.grants-source { margin-top: 36px; display: flex; justify-content: space-between; align-items: center; gap: 30px; padding: 24px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.grants-source p { font-size: 14px; }
.grants-source p span { display: block; color: var(--ink); font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 5px; }
.upcoming-events { padding-block: 48px 64px; }
.events-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.events-heading p { font-size: 14px; }
.news-list { padding-bottom: 80px; }
.news-story { display: grid; grid-template-columns: minmax(240px, .7fr) 1.3fr; gap: 64px; padding-block: 48px; border-bottom: 1px solid var(--line); align-items: start; }
.news-story-image { background: var(--surface); border-radius: var(--radius); overflow: hidden; aspect-ratio: 1.5; }
.news-story h2, .event-card h3 { font-family: var(--display); font-weight: 400; font-size: 32px; line-height: 1.2; margin-block: 12px 20px; }
.news-story .story-title { color: #111; font-size: 17px; margin-bottom: 15px; }
.news-story p + .text-link { margin-top: 18px; }
.education-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 8%; align-items: center; padding-block: 10px 35px; }
.education-hero h2 { font-size: 44px; margin-bottom: 24px; }
.education-hero p { margin-bottom: 22px; }
.program-list { gap: 44px; }
.program-list article { display: flex; flex-direction: column; align-items: flex-start; }
.program-list h3 { font-size: 27px; margin: 14px 0 18px; }
.program-list p { margin-bottom: 22px; }
.program-list .text-link { margin-top: auto; }
.outreach-section { padding-block: 72px; }
.outreach-section .text-link { margin-top: 20px; }
.gallery-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px 32px; padding-bottom: 90px; }
.gallery-open { display: block; overflow: hidden; border-radius: var(--radius); aspect-ratio: 1.4; background: var(--surface); }
.gallery-expand { position: absolute; right: 20px; bottom: 20px; border-radius: 50%; background: white; width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; }
.gallery-grid figcaption h2 { font-size: 23px; margin-block: 20px 8px; }
.gallery-grid figcaption p { font-size: 15px; }
.gallery-dialog { width: min(1000px, calc(100vw - 40px)); max-height: calc(100dvh - 40px); padding: 54px 24px 20px; border: 0; border-radius: 10px; background: #fff; }
.gallery-dialog::backdrop { background: #000b; }
.gallery-dialog figure img { width: 100%; height: min(65dvh, 680px); object-fit: scale-down; }
.gallery-dialog figcaption { text-align: center; font-size: 15px; padding: 12px; }
.dialog-close { position: absolute; top: 5px; right: 10px; border: 0; background: transparent; width: 44px; height: 44px; font-size: 30px; }
.gallery-controls { display: flex; justify-content: center; align-items: center; gap: 24px; }
.gallery-controls button { width: 44px; height: 44px; background: var(--surface); border: 0; border-radius: 50%; font-size: 22px; }
body.dialog-open { overflow: hidden; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding-block: 16px 76px; }
.contact-grid h2 { font-size: 30px; margin-bottom: 24px; }
.contact-grid p, address { font-size: 18px; margin-bottom: 24px; font-style: normal; color: var(--muted); }
.contact-grid h3 { font-size: 20px; margin-top: 35px; margin-bottom: 12px; }
.contact-grid .contact-note { margin-top: 30px; margin-bottom: 10px; font-size: 16px; }
.campus-image { margin-bottom: 90px; }
.campus-image img { width: auto; max-width: 100%; max-height: 520px; margin-inline: auto; object-fit: scale-down; border-radius: var(--radius); }
.campus-image figcaption { margin-top: 14px; font-size: 13px; color: var(--muted); }
.site-footer { position: relative; isolation: isolate; overflow: hidden; background: radial-gradient(circle at 83% -35%, rgba(255,184,28,.32), transparent 42%), linear-gradient(135deg, #001d48 0%, #003594 58%, #00265f 100%); color: #fff; padding-top: 66px; box-shadow: inset 0 1px rgba(255,255,255,.3); }
.site-footer::before { content: ''; position: absolute; inset: 0 0 auto; height: 12px; z-index: -1; background: linear-gradient(90deg, rgba(0,53,148,.62), rgba(255,255,255,.72) 48%, rgba(255,184,28,.8)); filter: blur(6px); opacity: .8; }
.site-footer p { color: rgba(255,255,255,.72); }
.footer-top { display: grid; grid-template-columns: 1.7fr .8fr .8fr 1.25fr; gap: 42px; padding-bottom: 60px; font-size: 13px; }
.footer-about .wordmark { display: inline-block; font-size: 27px; margin-bottom: 20px; }
.footer-about .wordmark { color: #fff; }
.footer-about p { font-size: 13px; margin-bottom: 16px; }
.footer-top h2 { color: var(--gold); font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; margin-bottom: 20px; }
.footer-top > div:not(.footer-about) > a { display: block; width: fit-content; padding-block: 5px; }
.footer-top a:hover { text-decoration: underline; text-underline-offset: 4px; }
.footer-top > div > p { margin-bottom: 12px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.22); padding-block: 23px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px 25px; font-size: 12px; }
.footer-bottom a { color: #fff; }
.footer-bottom a:hover { text-decoration: underline; }
@media (min-width: 1600px) { .home-hero { padding-block: 94px 112px; } }
@media (max-width: 1100px) {
  .header-inner { gap: 24px; }
  .identity { gap: 12px; }
  .pitt-identity { padding-left: 12px; }
  .pitt-identity img { width: 94px; }
  .site-nav { gap: 4px; font-size: 12px; }
  .site-nav .nav-contact { margin-left: 0; }
  .research-grid, .people-grid { gap: 32px 24px; }
  .research-detail { gap: 60px; }
  .news-story { gap: 35px; }
  .grant-row { gap: 6%; }
  .filter-button { padding-inline: 15px; }
  .search-field { width: 250px; }
  .footer-top { gap: 25px; }
}
@media (max-width: 900px) {
  .research-hero { min-height: 0; grid-template-columns: 1fr; gap: 54px; padding-block: 72px 80px; }
  .research-hero-context { max-width: 630px; }
  .research-news-row { grid-template-columns: 140px minmax(0, 1fr); }
  .research-news-summary { grid-column: 2; }
  .research-area-column { padding-inline: 24px; }
  .research-community-inner { gap: 6%; }
  .header-inner { min-height: 76px; flex-wrap: wrap; gap: 0; }
  .wordmark { font-size: 25px; }
  .pitt-identity img { width: 103px; }
  .site-nav { width: 100%; flex-wrap: wrap; padding: 14px 0 20px; border: 0; border-top: 1px solid rgba(0,53,148,.12); border-radius: 0; background: transparent; box-shadow: none; }
  .js .site-nav { display: none; }
  .js .site-nav.is-open { display: flex; }
  .js .menu-toggle { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 6px; background: none; border: 0; width: 44px; height: 44px; }
  .menu-toggle span { display: block; background: #111; height: 1.5px; width: 23px; transition: transform 180ms; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .home-hero { grid-template-columns: 1fr; gap: 42px; padding-block: 64px 72px; }
  .home-hero h1 { font-size: 62px; }
  .lab-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lab-summary > div { padding: 15px 18px; border-top: 1px solid var(--line); }
  .lab-summary > div + div { border-left: 1px solid var(--line); }
  .filter-toolbar { flex-wrap: wrap; }
  .search-field { width: 100%; }
  .grants-intro, .grants-source { align-items: flex-start; flex-direction: column; gap: 18px; }
  .grant-facts { grid-template-columns: 1fr; gap: 15px; }
  .community-section { gap: 6%; }
  .community-copy h2 { font-size: 36px; }
  .education-section, .join-section, .outreach-section { gap: 44px; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-top > div:last-child { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .research-announcement a { min-height: 42px; padding-block: 6px; gap: 2px 6px; font-size: 9px; }
  .research-announcement svg { width: 11px; height: 11px; }
  .research-hero { gap: 38px; padding-block: 50px 58px; }
  .research-hero .section-label { max-width: 280px; margin-bottom: 16px !important; }
  .research-hero-title h1 { font-size: clamp(45px, 13vw, 58px); }
  .research-hero-context { padding-top: 20px; }
  .research-hero-context h2 { font-size: 20px; }
  .research-hero-context p { font-size: 14px; }
  .research-news { padding-block: 51px 56px; }
  .research-band-heading { display: block; margin-bottom: 27px; }
  .research-band-heading .text-link { margin-top: 8px; }
  .research-news-list { border-top-color: var(--blue-deep); }
  .research-news-row { grid-template-columns: 1fr; gap: 13px; padding-block: 23px 26px; }
  .research-news-summary { grid-column: auto; }
  .research-news-row h3 { font-size: 24px; }
  .research-news-summary p { margin-bottom: 8px; }
  .research-event-links { gap: 0 12px; }
  .research-event-links .text-link { font-size: 10px; }
  .research-areas-heading { min-height: 0; grid-template-columns: 1fr; gap: 17px; padding-block: 47px 30px; }
  .research-areas-heading > p { justify-self: start; }
  .research-area-columns { grid-template-columns: 1fr; }
  .research-area-column, .research-area-column:first-child, .research-area-column:last-child { padding: 30px 0 38px; }
  .research-area-column + .research-area-column { border-left: 0; border-top: 1px solid var(--line); }
  .research-area-column .area-number { margin-bottom: 21px; }
  .research-area-column h3 { min-height: 0; margin-bottom: 18px; font-size: 29px; }
  .research-area-column > p { min-height: 0; font-size: 13px; }
  .topic-list { min-height: 0; margin-block: 22px 18px; }
  .researcher-links { flex-direction: row; flex-wrap: wrap; gap: 0 19px; }
  .research-community-inner { grid-template-columns: 1fr; gap: 42px; padding-block: 58px 61px; }
  .research-community-copy h2 { font-size: 46px; }
  :root { --gutter: 24px; }
  body { font-size: 16px; }
  .header-inner { min-height: 72px; }
  .identity { gap: 14px; }
  .pitt-identity { padding-left: 14px; }
  .pitt-identity img { width: 93px; height: 30px; }
  .site-nav.is-open { flex-direction: column; align-items: stretch; gap: 6px; }
  .site-nav > a:not(.button) { font-size: 18px; padding-block: 8px; min-height: 46px; }
  .site-nav .nav-contact { align-self: flex-start; margin-top: 12px; }
  .home-hero { padding-block: 52px 62px; }
  .home-hero h1 { font-size: clamp(41px, 10.8vw, 64px); margin-bottom: 26px; }
  .home-hero-copy > p { font-size: 17px; max-width: 390px; }
  .lab-summary { display: block; }
  .lab-summary > div { padding: 14px 0; border-left: 0 !important; }
  .desktop-break { display: none; }
  .hero-actions { gap: 16px; margin-top: 27px; flex-wrap: wrap; }
  .hero-actions .button { font-size: 14px; padding-inline: 20px; }
  .hero-actions .text-link { font-size: 14px; }
  .section { padding-block: 55px; }
  .section-heading { display: block; margin-bottom: 36px; }
  .section-heading > p { margin-top: 20px; font-size: 16px; }
  .section-heading > .text-link { margin-top: 16px; }
  .research-grid, .news-grid, .people-grid, .program-list { grid-template-columns: 1fr; gap: 38px; }
  .research-card { border-bottom: 1px solid var(--line); padding-bottom: 30px; }
  .research-card:last-child { border: 0; padding: 0; }
  .research-card p { max-width: 100%; margin-bottom: 14px; }
  .area-number { font-size: 11px; margin-bottom: 18px; }
  .research-card h3 { font-size: 25px; }
  .news-image { margin-bottom: 18px; }
  .news-card h3 { font-size: 24px; }
  .conference-art > span:not(.conference-art-line) { font-size: 44px; }
  .community-section, .education-section, .join-section, .research-detail, .education-hero, .outreach-section, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .community-copy h2 { font-size: 39px; }
  .education-section h2 { font-size: 38px; }
  .join-section { padding-block: 58px; }
  .join-section h2 { font-size: 44px; }
  .join-section p { font-size: 16px; }
  .page-heading { padding-block: 54px 38px; }
  .page-heading h1 { font-size: 48px; }
  .page-heading > p { font-size: 17px; }
  .filter-toolbar { gap: 18px; }
  .filter-options { gap: 2px; max-width: 100%; overflow-x: auto; padding: 4px 0; }
  .filter-button { font-size: 13px; padding-inline: 13px; }
  .people-section { padding-block: 32px 48px; }
  .people-grid { gap: 38px; }
  .person-image { aspect-ratio: 1.3; }
  .person-card h3 { font-size: 26px; }
  .person-summary { font-size: 16px; }
  .profile-details summary { min-height: 44px; }
  .profile-body { font-size: 15px; }
  .section-links { column-gap: 20px; }
  .large-copy { font-size: 22px; }
  .mission-section { padding-block: 54px; }
  .page-grants .page-heading { display: block; padding-block: 42px 34px; }
  .page-grants .page-heading h1 { font-size: 44px; margin-bottom: 22px; }
  .page-grants .page-heading > p { font-size: 16px; padding: 0; }
  .grants-intro { padding-block: 24px; }
  .grants-intro > div { gap: 8px 24px; }
  .grants-content { padding-bottom: 40px; }
  .grant-section { padding-top: 38px; }
  .grant-section-heading { grid-template-columns: 1fr; gap: 12px; }
  .grant-section-heading h2 { font-size: 25px; }
  .grant-row { grid-template-columns: 1fr; gap: 26px; padding-block: 28px; }
  .grant-row h3 { font-size: 23px; }
  .grant-facts { grid-template-columns: 1fr 1fr; gap: 20px; }
  .news-story { grid-template-columns: 1fr; gap: 24px; padding-block: 34px; }
  .upcoming-events { padding-block: 36px 48px; }
  .events-heading { grid-template-columns: 1fr; gap: 18px; }
  .news-story h2, .event-card h3 { font-size: 29px; }
  .news-story-image { aspect-ratio: 1.5; }
  .news-list { padding-bottom: 48px; }
  .education-hero { padding-top: 0; }
  .education-hero h2 { font-size: 37px; }
  .program-list article { padding-bottom: 28px; border-bottom: 1px solid var(--line); }
  .program-list article:last-child { border-bottom: 0; padding: 0; }
  .outreach-section { padding-block: 50px; }
  .gallery-grid { grid-template-columns: 1fr; gap: 36px; padding-bottom: 58px; }
  .gallery-dialog { width: calc(100vw - 24px); padding-inline: 12px; }
  .gallery-dialog figure img { height: 55dvh; }
  .contact-grid { gap: 45px; padding-bottom: 50px; }
  .contact-grid h2 { font-size: 29px; }
  .contact-grid p, address { font-size: 17px; }
  .campus-image { margin-bottom: 55px; }
  .site-footer { padding-top: 45px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 34px 24px; padding-bottom: 32px; }
  .footer-about, .footer-top > div:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; padding-block: 25px; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}