:root {
  --futarchy-blue: #1d4f73;
  --futarchy-cyan: #4ed4e8;
  --futarchy-muted: #5c6670;
}

.md-header,
.md-tabs {
  background: #050607;
}

.md-header__button.md-logo img {
  height: 1.4rem;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  letter-spacing: 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 2rem;
  align-items: center;
  margin: -0.5rem 0 2.5rem;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-kicker {
  color: var(--futarchy-blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.1rem);
  line-height: 1.02;
}

.hero-subtitle {
  color: var(--futarchy-muted);
  font-size: 1.05rem;
  max-width: 42rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-visual {
  border: 1px solid rgba(29, 79, 115, 0.18);
  background:
    linear-gradient(135deg, rgba(29, 79, 115, 0.18), rgba(78, 212, 232, 0.08)),
    #f8fbfc;
  padding: 1rem;
}

.hero-visual img {
  display: block;
  width: 100%;
  border-radius: 6px;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2.25rem;
}

.hub-card {
  border: 1px solid rgba(17, 19, 22, 0.12);
  border-radius: 6px;
  padding: 1rem;
  background: var(--md-default-bg-color);
}

.hub-card h3 {
  margin-top: 0;
}

.hub-card img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.signal-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.signal-item {
  border-left: 3px solid var(--futarchy-blue);
  background: rgba(29, 79, 115, 0.06);
  padding: 0.85rem;
}

.signal-item strong {
  display: block;
  margin-bottom: 0.3rem;
}

.md-typeset .md-button {
  border-radius: 6px;
}

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