* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #1f2937;
  background: #f8fafc;
  line-height: 1.6;
}

a {
  color: #0f4c81;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.narrow {
  max-width: 850px;
}

.site-header {
  background: #0f172a;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
}

.brand {
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}

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

.nav-links a {
  color: #fff;
  opacity: 0.95;
}

.hero {
  background: linear-gradient(135deg, #0f172a, #1d4d7a);
  color: #fff;
  padding: 56px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.84rem;
  opacity: 0.9;
}

h1 {
  font-size: 2.7rem;
  line-height: 1.1;
  margin: 0.3rem 0 0.8rem;
}

h2 {
  font-size: 2rem;
  margin: 0 0 1rem;
}

h3 {
  margin-top: 0;
}

.lead {
  font-size: 1.12rem;
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.btn {
  display: inline-block;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.45);
  color: #fff;
}

.btn.primary {
  background: #fff;
  color: #0f172a;
  border-color: #fff;
  font-weight: 700;
}

.mini-links {
  margin-top: 14px;
  opacity: 0.95;
}

.mini-links span {
  margin: 0 8px;
}

.profile-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.profile-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  vertical-align: middle;
}

.profile-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 16px;
  border-radius: 18px;
  backdrop-filter: blur(5px);
}

.profile-image {
  width: 100%;
  height: auto;
  border-radius: 14px;
  display: block;
  margin-bottom: 14px;
}

.profile-meta p {
  margin: 0.35rem 0;
}

.section {
  padding: 48px 0;
}

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

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

.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 8px 24px rgba(15,23,42,0.05);
}

.pubs li {
  margin-bottom: 1rem;
}

.note {
  color: #475569;
}

.footer {
  background: #fff;
  border-top: 1px solid #e5e7eb;
  padding: 18px 0;
  text-align: center;
  color: #475569;
}

@media (max-width: 900px) {
  .hero-grid,
  .cards,
  .cards.two {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.1rem;
  }
}