/* Import aspect ratio system for theme engine */
@import './styles/aspectRatios.css';

/* App Layout */
.app-root {
  width: 100%;
  margin: 0;
  padding: 0;
  text-align: left;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  min-height: 100vh;
}

.app-header {
  border-bottom: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  width: 100%;
  box-sizing: border-box;
}

.app-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border-primary);
}

.app-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.app-logo:hover {
  color: var(--text-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-button {
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}

.nav-button.primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.nav-button.primary:hover {
  background: var(--btn-primary-bg-hover);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--text-primary);
}

.page-title-section {
  padding: 2rem;
  text-align: center;
}

.app-header h1 {
  margin: 0;
  color: var(--text-primary);
  font-size: 2rem;
  font-weight: 600;
}

.app-header p {
  margin: 0.5rem 0 0 0;
  color: var(--text-tertiary);
  font-size: 1rem;
}

.app-main {
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

.selected-theme-section {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid var(--border-secondary);
  border-radius: 0.5rem;
  background: var(--bg-muted);
}

.selected-theme-title {
  margin: 0 0 1rem 0;
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
}

.selected-theme-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  font-size: 0.875rem;
}

.selected-theme-item {
  color: var(--text-secondary);
}

.selected-theme-item strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .app-main {
    padding: 1rem;
  }
  
  .selected-theme-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .app-nav {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }
  
  .nav-actions {
    justify-content: center;
  }
  
  .page-title-section {
    padding: 1.5rem 1rem;
  }
  
  .app-header h1 {
    font-size: 1.5rem;
  }
}