:root {
  --bg: #07111f;
  --bg-soft: #0d1a2b;
  --card: rgba(13, 26, 43, 0.82);
  --text: #f5f7fb;
  --muted: #b8c2d6;
  --accent: #7dd3fc;
  --accent-2: #a78bfa;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(125, 211, 252, 0.15), transparent 28%),
    radial-gradient(circle at top right, rgba(167, 139, 250, 0.18), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, #030712 100%);
  color: var(--text);
}

body {
  display: flex;
  flex-direction: column;
}

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

a {
  color: inherit;
}

.page {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 40px;
}

.section {
  margin-top: 24px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 360px);
  gap: 32px;
  align-items: center;
  padding: 40px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(13, 26, 43, 0.9), rgba(13, 26, 43, 0.72));
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero-compact {
  grid-template-columns: 1fr;
}

.hero-copy {
  min-width: 0;
}

.hero-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.site-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-link,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.2);
  text-decoration: none;
  transition: 0.2s ease;
}

.nav-link {
  color: #d8f3ff;
  background: rgba(125, 211, 252, 0.05);
}

.nav-link:hover,
.button:hover,
.publication-links a:hover,
.publication-title:hover {
  opacity: 0.9;
}

.nav-link.active,
.button {
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.2), rgba(167, 139, 250, 0.2));
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-photo-wrap {
  justify-self: end;
}

.hero-photo {
  width: min(100%, 340px);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
}

h1,
h2,
h3 {
  margin: 0;
}

h1 {
  margin-top: 18px;
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  line-height: 1.02;
}

h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.9rem);
}

h3 {
  font-size: 1.1rem;
}

.lead {
  max-width: 720px;
  margin: 20px 0 0;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.7;
  color: var(--muted);
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.badges span {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  background: rgba(125, 211, 252, 0.08);
  color: #d8f3ff;
  font-size: 0.95rem;
}

.section-heading {
  margin-bottom: 14px;
}

.intro-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

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

.timeline,
.publication-list {
  display: grid;
  gap: 18px;
}

.card {
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.callout-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.plain-list {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
}

.plain-list li {
  position: relative;
  padding-left: 18px;
  margin-top: 10px;
  color: var(--muted);
}

.plain-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.timeline-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.org {
  margin-top: 8px;
  color: #d9e4fb;
  font-weight: 600;
}

.meta,
.period,
.publication-meta,
.publication-authors,
.publication-number {
  color: #95a4c4;
}

.period {
  white-space: nowrap;
  margin: 2px 0 0;
  font-size: 0.95rem;
}

.publication-card {
  position: relative;
  overflow: hidden;
}

.publication-number {
  margin: 0 0 10px;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.publication-title {
  text-decoration: none;
  color: #f6f8fd;
}

.publication-authors {
  font-size: 0.98rem;
}

.publication-links a {
  color: var(--accent);
  text-decoration: none;
}

.footer {
  padding: 8px 16px 28px;
  text-align: center;
  color: #95a4c4;
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }

  .hero-photo-wrap {
    justify-self: start;
  }

  .hero-header,
  .callout-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 860px) {
  .intro-grid,
  .card-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .timeline-top {
    flex-direction: column;
  }

  .period {
    white-space: normal;
  }
}