* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", sans-serif;
  background: #0f172a;
  color: #f8fafc;
  line-height: 1.6;
}

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

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  background: #111827;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  gap: 20px;
}

.brand {
  font-size: 1.4rem;
  font-weight: 800;
  color: #38bdf8;
}

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

.site-nav a {
  color: #cbd5e1;
  font-weight: 500;
}

.site-nav a:hover {
  color: #38bdf8;
}

.hero {
  padding: 110px 0 70px;
  background: linear-gradient(135deg, #0f172a, #1e293b);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.85rem;
  color: #38bdf8;
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.1;
  max-width: 850px;
  margin-bottom: 18px;
}

.hero-text {
  max-width: 700px;
  color: #cbd5e1;
  font-size: 1.08rem;
}

.hub-section,
.mission-section {
  padding: 70px 0;
}

.hub-section h2,
.mission-section h2 {
  font-size: 2rem;
  margin-bottom: 24px;
}

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

.hub-card {
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 28px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.hub-card:hover {
  transform: translateY(-4px);
  border-color: #38bdf8;
  background: #172033;
}

.hub-label {
  display: inline-block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #38bdf8;
  margin-bottom: 10px;
  font-weight: 700;
}

.hub-card h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.hub-card p,
.mission-section p {
  color: #cbd5e1;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: #111827;
  text-align: center;
  color: #94a3b8;
}

@media (max-width: 900px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }
}

.brand-logo {
  height: 140px;
  width: auto;
  vertical-align: middle;
  margin-right: 8px;
}
.hub-card-logo {
  height: 300px;
  width: auto;
  vertical-align: middle;
  display: block;
  margin: 0 auto 12px;
}