:root {
  --ink: #132235;
  --muted: #5f6f80;
  --line: #d9e3ea;
  --paper: #f5f8fa;
  --panel: #ffffff;
  --navy: #0b1f33;
  --navy-2: #12314d;
  --teal: #0f8b8d;
  --green: #56a36c;
  --sky: #dceff3;
  --rose: #a94763;
  --gold: #c89433;
  --shadow: 0 14px 34px rgba(19, 34, 53, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.58;
}

main {
  background: var(--paper);
}

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

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  color: #fff;
  background: var(--navy);
  border-radius: 6px;
}

.skip-link:focus {
  top: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 66px;
  padding: 12px clamp(18px, 4vw, 52px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 800;
}

.brand img {
  width: 38px;
  height: 38px;
}

.brand span {
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1.35rem;
  cursor: pointer;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  padding: 9px 10px;
  color: var(--muted);
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--navy);
  background: var(--sky);
}

.github-link {
  color: #fff !important;
  background: var(--navy) !important;
}

.hero {
  position: relative;
  min-height: 68vh;
  display: grid;
  align-items: end;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(70px, 9vw, 108px) clamp(20px, 5vw, 64px) clamp(50px, 7vw, 78px);
  color: #fff;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero::before {
  background:
    linear-gradient(90deg, rgba(7, 23, 38, 0.94), rgba(7, 23, 38, 0.68) 48%, rgba(7, 23, 38, 0.2)),
    url("../images/projects/computational-pathology-hero.png") center / cover;
}

.hero::after {
  background: linear-gradient(0deg, rgba(7, 23, 38, 0.82), transparent 46%);
}

.hero-content {
  width: min(980px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #8de2df;
}

h1,
h2,
h3,
h4,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 860px;
  font-size: clamp(2.35rem, 4.5vw, 4.1rem);
}

h2 {
  font-size: clamp(1.55rem, 2.45vw, 2.25rem);
}

h3 {
  font-size: 1.08rem;
}

.hero p:last-of-type {
  max-width: 680px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(0.98rem, 1.25vw, 1.08rem);
}

.hero h1 {
  font-size: clamp(2.55rem, 4vw, 4rem);
}

.page-hero h1 {
  max-width: 1120px;
  font-size: clamp(2.15rem, 3.4vw, 3.25rem);
}

.hero-actions,
.cta-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 15px;
  color: var(--navy);
  background: #fff;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(19, 34, 53, 0.16);
}

.button.primary {
  color: #fff;
  background: var(--teal);
}

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.button.light {
  color: var(--navy);
  background: #fff;
}

.page-hero {
  padding: clamp(54px, 7vw, 86px) clamp(20px, 5vw, 64px);
  color: #fff;
  background:
    linear-gradient(110deg, rgba(11, 31, 51, 0.96), rgba(15, 139, 141, 0.62)),
    url("../images/projects/computational-pathology-hero.png") center / cover;
}

.page-hero p {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.04rem;
}

.section {
  padding: clamp(48px, 7vw, 82px) clamp(20px, 5vw, 64px);
}

.section.alt {
  background: #fff;
}

.section > .grid,
.section > [data-render],
.section-header,
.profile-layout,
.contact-layout {
  width: min(100%, 1180px);
  margin-left: auto;
  margin-right: auto;
}

.section-header {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-header p,
.lead {
  color: var(--muted);
  font-size: 1rem;
}

.grid {
  display: grid;
  gap: 16px;
}

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

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card,
.data-card,
.publication-item,
.profile-panel,
.contact-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.card,
.data-card,
.publication-item {
  padding: 22px;
}

.card-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: #fff;
  background: var(--teal);
  border-radius: 8px;
  font-weight: 900;
}

.card p,
.data-card p,
.publication-item p,
.profile-panel p {
  color: var(--muted);
  font-size: 0.95rem;
}

.card h3,
.data-card h3 {
  margin-bottom: 10px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--line);
  gap: 1px;
}

.metric {
  padding: 22px clamp(18px, 3vw, 30px);
  background: #fff;
}

.metric strong {
  display: block;
  margin-bottom: 6px;
  color: var(--rose);
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  line-height: 1;
}

.metric span {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.data-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
}

.data-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-bottom: 16px;
  border-radius: 8px;
  background: var(--sky);
}

.data-card .avatar {
  width: 96px;
  height: 96px;
  aspect-ratio: 1;
  border-radius: 50%;
}

.meta-row,
.tag-row,
.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.tag,
.status,
.category-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
}

.tag {
  color: var(--teal);
  background: #e6f4f4;
}

.status {
  color: var(--navy);
  background: #edf2f6;
}

.status.ongoing {
  color: #0c6b57;
  background: #dff2ea;
}

.status.completed {
  color: #705218;
  background: #f7ecd2;
}

.status.planned {
  color: #65508f;
  background: #eee8f7;
}

.category-label {
  margin: 24px 0 14px;
  color: #fff;
  background: var(--navy-2);
}

.link-row {
  margin-top: auto;
  padding-top: 12px;
}

.link-row a,
.text-link {
  color: var(--teal);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
}

.link-row a:hover,
.text-link:hover {
  text-decoration: underline;
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: clamp(38px, 5vw, 58px) clamp(20px, 5vw, 64px);
  color: #fff;
  background: var(--navy);
}

.cta-band p {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.78);
}

.profile-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.35fr) minmax(0, 1fr);
  gap: 20px;
}

.profile-panel {
  padding: 24px;
}

.profile-photo {
  width: 148px;
  height: 148px;
  margin-bottom: 18px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--sky);
}

.publication-item {
  margin-bottom: 12px;
}

.publication-item h3 {
  font-size: 1rem;
  line-height: 1.25;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1fr);
  gap: 24px;
}

.contact-panel {
  padding: 24px;
}

.form-placeholder {
  display: grid;
  gap: 14px;
}

.form-placeholder label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-weight: 800;
}

.form-placeholder input,
.form-placeholder textarea {
  width: 100%;
  padding: 12px 13px;
  color: var(--muted);
  background: #f8fafb;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

.map-placeholder {
  display: grid;
  place-items: center;
  min-height: 260px;
  margin-top: 20px;
  color: var(--muted);
  background: repeating-linear-gradient(45deg, #edf4f6, #edf4f6 12px, #e3edf0 12px, #e3edf0 24px);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-align: center;
}

.map-embed {
  min-height: 300px;
  margin-top: 20px;
  overflow: hidden;
  background: #edf4f6;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.map-embed iframe {
  width: 100%;
  height: 300px;
  display: block;
  border: 0;
}

.notice {
  padding: 16px 18px;
  color: #536274;
  background: #fff8e8;
  border: 1px solid #f0dbac;
  border-radius: 8px;
}

.site-footer {
  padding: 34px clamp(20px, 5vw, 64px);
  color: rgba(255, 255, 255, 0.78);
  background: var(--navy);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: start;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.footer-links a {
  color: #fff;
  text-decoration: none;
}

.small {
  color: var(--muted);
  font-size: 0.86rem;
}

.fallback {
  margin-top: 18px;
}


.resource-feature {
  overflow: hidden;
  margin: 24px 0 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.resource-feature a {
  display: block;
}

.resource-feature img {
  width: 100%;
  height: auto;
}

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

.resource-card {
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.resource-preview {
  display: block;
  overflow: hidden;
  margin: 0 0 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.resource-preview img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.resource-card code,
.section-header code {
  padding: 2px 5px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 5px;
  font-size: 0.88em;
}

@media (min-width: 981px) {
  .hero h1,
  .page-hero h1 {
    max-width: none;
    white-space: nowrap;
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 66px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 18px 18px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .grid.four,
  .grid.three,
  .metrics,
  .profile-layout,
  .contact-layout,
  .cta-band,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero {
    min-height: 62vh;
  }

  .profile-layout > *,
  .contact-layout > *,
  .cta-band > * {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .brand span {
    white-space: normal;
    font-size: 0.96rem;
    line-height: 1.1;
  }

  .hero {
    min-height: 64vh;
    padding-top: 64px;
    padding-bottom: 42px;
  }

  h1 {
    font-size: clamp(2.15rem, 12vw, 3.1rem);
  }

  h2 {
    font-size: clamp(1.45rem, 8vw, 2rem);
  }

  .grid.two,
  .grid.three,
  .grid.four,
  .metrics,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .resource-list {
    grid-template-columns: 1fr;
  }


  .section,
  .page-hero,
  .cta-band {
    padding-inline: 18px;
  }

  .card,
  .data-card,
  .publication-item,
  .profile-panel,
  .contact-panel {
    padding: 18px;
  }
}