/* Theory IV Design System */

:root {
  --color-primary-blue: #003366;
  --color-primary-orange: #FF6600;
  --color-success: #10b981;
  --color-warning: #fbbf24;
  --color-danger: #ef4444;
  --color-text-primary: #1f2937;
  --color-text-secondary: #6b7280;
  --color-border: #e5e7eb;
}

/* Typography Scale */
.page-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
}

.section-title {
  font-size: clamp(1.25rem, 3vw, 1.875rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.subsection-title {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

/* Consistent Link Styles */
a:not(.button):not(.nav-link) {
  color: var(--color-primary-orange);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:not(.button):not(.nav-link):hover {
  color: #cc5200;
  text-decoration: underline;
}

/* Consistent Card Styles */
.card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Consistent Badge Styles */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-theory {
  background: #dbeafe;
  color: #1e40af;
}

.badge-aural {
  background: #fed7aa;
  color: #9a3412;
}

.badge-important {
  background: #fee2e2;
  color: #991b1b;
}

.badge-auto {
  background: #d1fae5;
  color: #065f46;
}

.badge-manual {
  background: #fef3c7;
  color: #92400e;
}

/* Container responsive padding */
.container {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

/* Mobile Responsive Utilities */
@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .nav-link {
    font-size: 0.875rem;
  }

  .page-title {
    font-size: clamp(1.25rem, 3vw, 1.875rem);
  }

  .section-title {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
  }
}