:root {
  --ink: #17233a;
  --muted: #607087;
  --paper: #ffffff;
  --soft: #f5f8fc;
  --white: #ffffff;
  --line: #d6e3f2;
  --blue: #002d72;
  --blue-deep: #001a43;
  --blue-mid: #005eb8;
  --spirit: #68ace5;
  --spirit-soft: #d9ecfb;
  --peony: #b84a6b;
  --peony-soft: #fde9ef;
  --sage: #3f7f70;
  --sage-soft: #e4f3ef;
  --gold: #9b6b18;
  --gold-soft: #fff3d8;
  --shadow: 0 18px 48px rgba(0, 45, 114, 0.14);
  --max: 1180px;
  --font-serif: "Roboto Serif", Georgia, "Times New Roman", serif;
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, var(--paper) 0%, #f8fbff 100%);
  font-family: var(--font-serif);
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.intro-loader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  min-height: 100vh;
  overflow: hidden;
  color: var(--white);
  background: var(--blue-deep);
  opacity: 1;
  visibility: visible;
  transition: opacity 700ms ease, visibility 700ms ease;
  animation: intro-failsafe 700ms ease 3s forwards;
}

.intro-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@keyframes intro-failsafe {
  to {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

.intro-loader-image,
.intro-loader-shade,
.intro-canvas {
  position: absolute;
  inset: 0;
}

.intro-loader-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.86) contrast(0.96);
}

.intro-loader-shade {
  background:
    linear-gradient(90deg, rgba(0, 26, 67, 0.82) 0%, rgba(0, 45, 114, 0.62) 48%, rgba(0, 26, 67, 0.58) 100%),
    linear-gradient(0deg, rgba(0, 26, 67, 0.38), rgba(0, 26, 67, 0.12));
}

.intro-canvas {
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 180ms ease;
}

.intro-title-3d {
  position: relative;
  z-index: 1;
  width: min(980px, calc(100% - 44px));
  color: var(--white);
  text-align: center;
  transform: perspective(1100px) rotateX(10deg) rotateY(-12deg) translateY(8px);
  transform-style: preserve-3d;
  animation: intro-title-drift 4.8s ease-in-out both;
}

.intro-loader.is-webgl-ready .intro-canvas {
  opacity: 1;
}

.intro-loader.has-webgl .intro-title-3d {
  animation: none;
  opacity: 0;
  visibility: hidden;
}

.intro-title-3d span,
.intro-title-3d em {
  display: block;
  color: var(--spirit);
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.intro-title-3d em sup {
  position: relative;
  top: -0.48em;
  margin-left: 1px;
  font-size: 0.56em;
  line-height: 0;
}

.intro-title-3d strong {
  display: block;
  margin: 20px 0 22px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4.9rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.04;
  text-shadow:
    1px 1px 0 rgba(104, 172, 229, 0.32),
    2px 2px 0 rgba(104, 172, 229, 0.22),
    3px 3px 0 rgba(0, 45, 114, 0.5),
    16px 24px 48px rgba(0, 0, 0, 0.34);
}

@keyframes intro-title-drift {
  0% {
    opacity: 0;
    transform: perspective(1100px) rotateX(13deg) rotateY(-18deg) translateY(28px) scale(0.96);
  }
  24% {
    opacity: 1;
  }
  76% {
    opacity: 1;
    transform: perspective(1100px) rotateX(8deg) rotateY(8deg) translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: perspective(1100px) rotateX(6deg) rotateY(14deg) translateY(-18px) scale(1.02);
  }
}

.intro-skip {
  position: absolute;
  right: 28px;
  bottom: 28px;
  min-height: 38px;
  padding: 9px 13px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 92px;
  padding: 0 34px;
  color: var(--white);
  font-family: var(--font-sans);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--blue);
  background: rgba(255, 255, 255, 0.97);
  border-color: var(--line);
  box-shadow: 0 8px 26px rgba(0, 45, 114, 0.08);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-logo {
  display: grid;
  place-items: center;
  width: 82px;
  height: 82px;
  flex: 0 0 82px;
  overflow: visible;
}

.brand-logo-window {
  position: relative;
  display: block;
  width: 82px;
  height: 82px;
  overflow: visible;
}

.brand-logo-window img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text {
  display: grid;
  gap: 2px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  line-height: 1.16;
  text-transform: uppercase;
}

.brand-text strong {
  font-size: 0.82rem;
  letter-spacing: 0.025em;
}

.site-header.is-scrolled .brand-logo,
.site-header.is-open .brand-logo {
  box-shadow: none;
}

.jhu-wordmark {
  display: grid;
  gap: 0;
  flex: 0 0 auto;
  margin: 0 auto;
  padding: 0 24px;
  color: currentColor;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.18;
  text-align: center;
  text-transform: uppercase;
  white-space: nowrap;
}

.jhu-wordmark strong {
  color: var(--spirit);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.site-nav a {
  position: relative;
  padding: 27px 0;
}

.site-nav a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  height: 2px;
  background: var(--spirit);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
  content: "";
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 27px;
  height: 2px;
  margin: 6px auto;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.hero {
  position: relative;
  min-height: 80vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  border-bottom: 1px solid var(--line);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(0, 26, 67, 0.9) 0%, rgba(0, 45, 114, 0.7) 38%, rgba(0, 45, 114, 0.22) 76%),
    linear-gradient(0deg, rgba(0, 26, 67, 0.5) 0%, rgba(0, 26, 67, 0.05) 48%);
}

.hero-content {
  position: relative;
  width: min(var(--max), calc(100% - 44px));
  margin: 0 auto;
  padding: 128px 0 76px;
}

.eyebrow,
.small-label {
  margin: 0 0 14px;
  color: var(--blue-mid);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow sup,
.small-label sup,
.section-heading sup,
.publication sup,
.person-card sup,
.news-item sup,
.site-footer sup {
  position: relative;
  top: -0.36em;
  font-size: 0.62em;
  line-height: 0;
}

.hero .eyebrow {
  color: var(--spirit);
}

.hero-affiliation {
  max-width: 1040px;
  margin-bottom: 24px;
  color: #b9d8f2;
  font-size: 2.42rem;
  letter-spacing: 0.02em;
  line-height: 1.08;
  text-transform: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  letter-spacing: 0;
  line-height: 1.05;
}

h1 {
  max-width: 780px;
  margin-bottom: 34px;
  font-family: var(--font-serif);
  font-size: 3.46rem;
  font-weight: 700;
}

h2 {
  margin-bottom: 18px;
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 700;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.18rem;
  line-height: 1.25;
}

.intro-title-3d span,
.intro-title-3d em,
.intro-skip,
.eyebrow,
.small-label,
.trio-tile span,
.research-story-kicker,
.person-links a,
.pub-year,
.pub-links a,
.video-links a,
.news-item time,
.site-footer {
  font-family: var(--font-sans);
}

.hero-actions,
.person-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.5);
}

.intro-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
  gap: 34px;
  align-items: center;
  width: min(var(--max), calc(100% - 44px));
  margin: -42px auto 0;
  position: relative;
  z-index: 5;
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.intro-band p {
  max-width: 940px;
  margin-bottom: 0;
  font-family: var(--font-serif);
  font-size: 1.48rem;
  line-height: 1.34;
}

.b3-trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.trio-tile {
  display: grid;
  place-items: center;
  gap: 10px;
  min-height: 150px;
  padding: 18px 12px;
  color: var(--tile-ink);
  background: var(--tile-bg);
  border: 1px solid var(--line);
  border: 1px solid color-mix(in srgb, var(--tile-ink) 22%, white);
  border-radius: 7px;
  box-shadow: 0 12px 28px rgba(0, 45, 114, 0.07);
}

.trio-tile svg {
  width: 78px;
  height: 78px;
}

.trio-tile span {
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brain-tile {
  --tile-bg: var(--peony-soft);
  --tile-ink: var(--peony);
  --tile-fill: #f6b5c8;
}

.bot-tile {
  --tile-bg: var(--spirit-soft);
  --tile-ink: var(--blue);
  --tile-fill: #b9d8f2;
}

.behavior-tile {
  --tile-bg: var(--sage-soft);
  --tile-ink: var(--sage);
  --tile-fill: #aad8cf;
}

.trio-fill {
  fill: var(--tile-fill);
  stroke: var(--tile-ink);
  stroke-width: 3;
}

.trio-line {
  fill: none;
  stroke: var(--tile-ink);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trio-dot {
  fill: var(--tile-ink);
}

.section {
  width: min(var(--max), calc(100% - 44px));
  margin: 0 auto;
  padding: 104px 0;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 44px;
}

.section-heading .section-title {
  margin-bottom: 18px;
  color: var(--blue);
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 5.2vw, 4.9rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.02;
  text-transform: none;
}

.section-heading .section-subtitle {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--ink);
  font-size: clamp(1.08rem, 1.8vw, 1.48rem);
  line-height: 1.28;
}

.section-heading p:not(.eyebrow) {
  max-width: 730px;
  color: var(--muted);
  font-size: 1.08rem;
}

.section-heading.compact {
  max-width: 650px;
}

.research-section {
  position: relative;
}

.research-section .section-heading {
  margin-bottom: 64px;
}

.research-path {
  position: relative;
  display: grid;
  gap: 82px;
  padding: 16px 0 8px;
}

.research-path::before {
  position: absolute;
  top: -18px;
  bottom: 58px;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent 0%, var(--line) 8%, var(--line) 92%, transparent 100%);
  content: "";
}

.research-story {
  --story-accent: var(--blue-mid);
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  min-height: 380px;
}

.research-story:nth-child(1) {
  --story-accent: var(--peony);
}

.research-story:nth-child(2) {
  --story-accent: var(--blue-mid);
}

.research-story:nth-child(3) {
  --story-accent: var(--sage);
}

.research-story:nth-child(4) {
  --story-accent: var(--gold);
}

.research-story-media {
  position: relative;
  z-index: 1;
  grid-row: 1;
  grid-column: 1 / span 8;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  background: var(--soft);
  border: 1px solid color-mix(in srgb, var(--story-accent) 22%, white);
  border-radius: 7px;
  box-shadow: 0 24px 64px rgba(0, 45, 114, 0.12);
}

.research-story-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 54%, rgba(0, 26, 67, 0.38) 100%);
  pointer-events: none;
  content: "";
}

.research-story-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 280ms ease, transform 360ms ease;
}

.research-story:hover .research-story-media img {
  filter: saturate(1.05) contrast(1.01);
  transform: scale(1.018);
}

.research-story-number {
  position: absolute;
  z-index: 1;
  left: 26px;
  bottom: 13px;
  color: rgba(255, 255, 255, 0.9);
  font-family: var(--font-serif);
  font-size: clamp(3.4rem, 7vw, 6.7rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.9;
  text-shadow: 0 8px 28px rgba(0, 26, 67, 0.25);
}

.research-story-copy {
  position: relative;
  z-index: 2;
  grid-row: 1;
  grid-column: 8 / -1;
  padding: 44px 42px 46px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-left: 4px solid var(--story-accent);
  border-radius: 6px;
  box-shadow: 0 22px 54px rgba(0, 45, 114, 0.13);
  backdrop-filter: blur(12px);
}

.research-story:nth-child(even) .research-story-media {
  grid-column: 5 / -1;
}

.research-story:nth-child(even) .research-story-number {
  right: 26px;
  left: auto;
}

.research-story:nth-child(even) .research-story-copy {
  grid-column: 1 / span 5;
  border-right: 4px solid var(--story-accent);
  border-left: 1px solid var(--line);
}

.research-story-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  color: var(--story-accent);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.research-story-kicker::before {
  width: 36px;
  height: 2px;
  background: currentColor;
  content: "";
}

.research-story-copy h3 {
  margin: 0 0 18px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 2.5vw, 2.55rem);
  line-height: 1.08;
}

.research-story-copy > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.people-layout {
  display: grid;
  gap: 18px;
}

.person-card,
.students-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: 0 12px 30px rgba(0, 45, 114, 0.06);
}

.person-card {
  display: grid;
  grid-template-columns: 224px 1fr;
  gap: 32px;
  padding: 32px;
}

.person-avatar {
  display: grid;
  place-items: center;
  width: 112px;
  height: 112px;
  color: var(--white);
  background:
    linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 2.2rem;
}

.person-photo {
  display: block;
  width: 224px;
  height: 224px;
  object-fit: cover;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 7px;
}

.person-card h3 {
  font-size: 1.55rem;
}

.person-card p,
.students-panel p {
  color: var(--muted);
}

.person-links a {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.students-panel {
  padding: 26px 28px 28px;
  border-top: 4px solid var(--spirit);
}

.students-heading {
  margin-bottom: 22px;
}

.students-heading-title {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 2.5vw, 2rem);
  line-height: 1.15;
}

.students-group + .students-group {
  margin-top: 42px;
  padding-top: 38px;
  border-top: 1px solid var(--line);
}

.student-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.collaborator-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.student-card {
  min-height: 392px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: 0 10px 24px rgba(0, 45, 114, 0.05);
}

.student-avatar {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 22px;
  color: var(--blue);
  background: var(--spirit-soft);
  border: 1px solid #b9d8f2;
  border-radius: 4px;
  font-weight: 850;
  letter-spacing: 0;
}

.student-photo {
  display: block;
  width: 224px;
  height: 224px;
  max-width: 100%;
  margin-bottom: 24px;
  object-fit: cover;
  background: var(--white);
  border: 1px solid #b9d8f2;
  border-radius: 7px;
}

.student-photo-placeholder {
  display: grid;
  place-items: center;
  color: var(--blue);
  background:
    linear-gradient(135deg, rgba(104, 172, 229, 0.18), rgba(0, 45, 114, 0.06));
  font-family: var(--font-serif);
  font-size: 2.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.student-card .small-label {
  margin-bottom: 7px;
  font-size: 0.68rem;
}

.student-card h4 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.25;
}

.student-note {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.student-links {
  margin: 10px 0 0;
}

.student-links a {
  color: var(--blue);
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.publications-section {
  padding-top: 96px;
  border-top: 1px solid var(--line);
}

.pub-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.publication {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.pub-year {
  color: var(--blue-mid);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  line-height: 1.35;
  text-transform: uppercase;
}

.publication h3 {
  max-width: 820px;
  margin-bottom: 8px;
  font-size: 1.16rem;
}

.publication p:last-child {
  color: var(--muted);
  margin-bottom: 0;
}

.publication h3 a:hover,
.publication h3 a:focus-visible,
.pub-links a:hover,
.pub-links a:focus-visible {
  color: var(--blue-mid);
}

.pub-links {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 10px;
}

.pub-links a {
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.videos-section {
  padding-top: 88px;
  border-top: 1px solid var(--line);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.video-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: 0 16px 36px rgba(0, 45, 114, 0.08);
}

.video-media {
  aspect-ratio: 16 / 9;
  background: var(--blue-deep);
  border-bottom: 1px solid var(--line);
}

.video-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-copy {
  padding: 24px;
}

.video-copy .small-label {
  margin-bottom: 9px;
  color: var(--blue-mid);
}

.video-copy h3 {
  margin-bottom: 8px;
  font-size: 1.18rem;
}

.video-copy p {
  margin-bottom: 0;
  color: var(--muted);
}

.video-links {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 14px;
}

.video-links a {
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.video-links a:hover,
.video-links a:focus-visible {
  color: var(--blue-mid);
}

.news-section {
  padding-top: 72px;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.news-list.single-news {
  grid-template-columns: minmax(0, 680px);
}

.news-item {
  min-height: 148px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--peony);
  border-radius: 7px;
}

.news-item time {
  display: block;
  margin-bottom: 18px;
  color: var(--blue-mid);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.news-item p {
  margin-bottom: 0;
  font-size: 1.1rem;
}

.join-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-bottom: 56px;
  padding: 56px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  border-radius: 4px;
}

.join-section .eyebrow {
  color: var(--spirit);
}

.join-section h2 {
  max-width: 850px;
  margin-bottom: 18px;
  color: var(--white);
}

.join-intro > p:not(.eyebrow) {
  max-width: 820px;
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.08rem;
}

.join-intro .contact-lead a {
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.48);
}

.join-intro .contact-lead a:hover,
.join-intro .contact-lead a:focus-visible {
  border-color: var(--spirit);
}

.join-form-card {
  padding: 32px;
  color: var(--ink);
  background: var(--white);
  border-top: 6px solid var(--spirit);
  border-radius: 8px;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.22);
}

.form-card-header {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.form-card-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--blue);
  background: var(--spirit-soft);
  border-radius: 50%;
}

.form-card-icon svg {
  width: 25px;
  height: 25px;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.form-card-header .small-label {
  margin: 0 0 5px;
  color: var(--blue-mid);
}

.form-card-header h3 {
  margin: 0;
  color: var(--blue-deep);
  font-size: 1.38rem;
  line-height: 1.3;
}

.contact-options {
  display: grid;
  gap: 0;
  margin: 26px 0;
  border-top: 1px solid var(--line);
}

.contact-option {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.contact-number {
  margin: 3px 0 0;
  color: var(--blue-mid);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.contact-option h4 {
  margin: 0 0 7px;
  color: var(--blue-deep);
  font-family: var(--font-sans);
  font-size: 1rem;
}

.contact-option p:not(.contact-number) {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.65;
}

.contact-option a {
  color: var(--blue-mid);
  font-weight: 750;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.form-button {
  display: flex;
  justify-content: space-between;
  width: 100%;
  color: var(--white);
  background: var(--blue);
}

.form-button:hover,
.form-button:focus-visible {
  background: var(--blue-mid);
}

.form-button[aria-disabled="true"] {
  color: rgba(255, 255, 255, 0.78);
  background: #607087;
  cursor: not-allowed;
}

.form-status {
  margin: 11px 0 0;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  line-height: 1.45;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 34px;
  color: rgba(255, 255, 255, 0.78);
  background: var(--blue-deep);
  font-size: 0.88rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:first-child {
  color: var(--white);
  font-weight: 800;
}

.site-footer a {
  display: block;
  width: 220px;
  flex: 0 0 auto;
}

.site-footer img {
  width: 100%;
  height: auto;
}

@media (min-width: 1161px) and (max-width: 1380px) {
  .jhu-wordmark {
    display: none;
  }
}

@media (max-width: 1160px) {
  .site-header {
    min-height: 68px;
    padding: 0 22px;
  }

  .menu-toggle {
    display: block;
    color: currentColor;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: 12px 22px 20px;
    color: var(--blue);
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 34px rgba(22, 31, 38, 0.12);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .site-header.is-open .site-nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 13px 0;
  }

  .site-nav a::after {
    bottom: 8px;
  }

  .site-header.is-open .menu-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .site-header.is-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .menu-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

@media (max-width: 980px) {
  .site-header {
    min-height: 68px;
    padding: 0 22px;
  }

  .menu-toggle {
    display: block;
    color: currentColor;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: 12px 22px 20px;
    color: var(--blue);
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 34px rgba(22, 31, 38, 0.12);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .site-header.is-open .site-nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 13px 0;
  }

  .site-nav a::after {
    bottom: 8px;
  }

  .site-header.is-open .menu-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .site-header.is-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .menu-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .hero {
    min-height: 720px;
  }

  h1 {
    font-size: 2.7rem;
  }

  h2 {
    font-size: 3.35rem;
  }

  .intro-band p {
    font-size: 1.42rem;
  }

  .intro-band {
    grid-template-columns: 1fr;
  }

  .b3-trio {
    max-width: 640px;
  }

  .join-section {
    grid-template-columns: 1fr;
  }

  .student-grid,
  .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .research-path {
    gap: 64px;
  }

  .research-story {
    min-height: 330px;
  }

  .research-story-media {
    grid-column: 1 / span 8;
  }

  .research-story-copy {
    grid-column: 7 / -1;
    padding: 34px 32px 36px;
  }

  .research-story:nth-child(even) .research-story-media {
    grid-column: 5 / -1;
  }

  .research-story:nth-child(even) .research-story-copy {
    grid-column: 1 / span 6;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 78px;
    padding: 0 18px;
  }

  .brand-logo {
    width: 68px;
    height: 68px;
    flex-basis: 68px;
  }

  .brand-logo-window {
    width: 68px;
    height: 68px;
  }

  .brand-text {
    display: none;
  }

  .jhu-wordmark {
    min-width: 172px;
    font-size: 0.67rem;
  }

  .jhu-wordmark strong {
    font-size: 0.58rem;
  }

  .hero {
    min-height: 680px;
  }

  .intro-title-3d strong {
    font-size: 3.2rem;
  }

  .hero-content {
    width: min(100% - 32px, var(--max));
    padding-top: 108px;
  }

  h1 {
    font-size: 1.8rem;
  }

  .hero-affiliation {
    font-size: 1.82rem;
    letter-spacing: 0.01em;
  }

  h2 {
    font-size: 2.28rem;
  }

  .intro-band p {
    font-size: 1.18rem;
  }

  .intro-band,
  .section {
    width: min(100% - 32px, var(--max));
  }

  .intro-band {
    margin-top: -30px;
    padding: 24px;
  }

  .b3-trio {
    grid-template-columns: 1fr;
  }

  .trio-tile {
    min-height: 122px;
    grid-template-columns: 76px 1fr;
    justify-items: start;
    text-align: left;
  }

  .student-grid,
  .news-list,
  .video-grid,
  .person-card,
  .publication {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 76px 0;
  }

  .research-section .section-heading {
    margin-bottom: 44px;
  }

  .research-path {
    gap: 48px;
    padding-top: 0;
  }

  .research-path::before {
    display: none;
  }

  .research-story,
  .research-story:nth-child(even) {
    display: grid;
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .research-story-media,
  .research-story:nth-child(even) .research-story-media {
    grid-row: 1;
    grid-column: 1;
    aspect-ratio: 16 / 10;
  }

  .research-story-copy,
  .research-story:nth-child(even) .research-story-copy {
    grid-row: 2;
    grid-column: 1;
    margin: -30px 14px 0;
    padding: 28px 24px 30px;
    border: 1px solid var(--line);
    border-top: 4px solid var(--story-accent);
  }

  .research-story:nth-child(even) .research-story-number {
    right: auto;
    left: 26px;
  }

  .research-story-copy h3 {
    font-size: 1.68rem;
  }

  .person-card {
    padding: 24px;
  }

  .publication {
    gap: 8px;
  }

  .video-copy {
    padding: 20px;
  }

  .join-section {
    width: min(100% - 32px, var(--max));
    padding: 34px 24px;
  }

  .join-form-card {
    padding: 24px 20px;
  }

  .site-footer {
    display: grid;
    padding: 26px 22px;
  }

  .site-footer a {
    width: 210px;
  }
}

@media (max-width: 520px) {
  .jhu-wordmark {
    display: none;
  }

  .intro-skip {
    right: 18px;
    bottom: 18px;
  }

  .intro-title-3d {
    width: min(100% - 28px, 420px);
  }

  .intro-title-3d strong {
    font-size: 2.3rem;
  }
}