/* Accessibility: Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--dark-navy);
  color: var(--primary-green);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--primary-green);
  font-weight: 700;
  font-size: 1rem;
  z-index: 10000;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 20px;
  outline: 2px solid var(--gradient-end);
  outline-offset: 2px;
}

/* Accessibility & Anchor Navigation: Offset scroll for sticky header */
section[id], div[id] {
  scroll-margin-top: calc(var(--header-height, 80px) + 20px);
}

.section-tag {
  display: inline-block;
  font-size: 1.5rem;
  color: #00a85a;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-family: "Bangers", cursive;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
  font-size: 1.75rem;
  color: var(--text-dark);
  font-weight: 600;
}

.section-title--light {
  color: var(--white);
}

.section-subtitle--light {
  color: var(--white);
}

.section-subtitle--muted {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: var(--spacing-xs);
  margin-bottom: var(--spacing-xl);
}

.card-grid {
  --min-column-size: 320px;
  --gap: var(--spacing-xl);
  
  display: grid;
  gap: var(--gap);
  justify-content: center;
  grid-template-columns: repeat(auto-fit, minmax(var(--min-column-size), 1fr));
}

.section {
  padding: var(--spacing-3xl) var(--spacing-xl);
  text-align: center;
}

.section--dark {
  background: linear-gradient(135deg, #0a1628 0%, #1a2332 100%);
}

.section--white {
  background: var(--white);
}

.section--light {
  background: var(--light-gray);
}

.fade-in {
  animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

html {
  scroll-behavior: smooth;
}

::selection {
  background: var(--primary-green);
  color: var(--dark-navy);
}

.columns {
  --min-column-size: 200px;
  --column-count: 4;
  --gap: 2rem;

  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(
    auto-fit,
    minmax(var(--min-column-size), 1fr)
  );
}