.hub-shell {
  padding: 32px 48px 56px;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
  color: var(--on-surface);
}

.hub-hero {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  font-family: var(--font-mono);
}

.hub-title {
  font-size: clamp(2.8rem, 5vw, 3.6rem);
  margin: 0;
  letter-spacing: 0.2em;
  display: flex;
  align-items: center;
  gap: 14px;
}
.hub-title-favicon {
  width: clamp(2.4rem, 4vw, 3.2rem);
  height: clamp(2.4rem, 4vw, 3.2rem);
  object-fit: contain;
}

.hub-hero .hub-subtitle {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.hub-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin-top: 6px;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.hub-card {
  background: var(--surface-container);
  border-radius: 24px;
  border: 1px solid var(--outline-variant);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
  color: var(--on-surface);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  animation: fadeUp 0.45s ease both;
}

.hub-card .card-icon {
  font-size: 36px;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hub-card h3 {
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hub-card p {
  color: var(--color-text-secondary);
  flex: 1;
}

.hub-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3);
}

.hub-card.hub-card-disabled {
  cursor: not-allowed;
  opacity: 0.4;
  filter: grayscale(1);
  pointer-events: none;
  user-select: none;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hub-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.hidden { display: none !important; }