/**
 * Shared Component Styles
 * Reusable UI component styling for Design Studio
 */

/* ============================================================================
 * HEADER COMPONENT
 * ============================================================================ */

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-8);
  gap: var(--spacing-4);
}

@media (max-width: 768px) {
  .site-header {
    flex-wrap: wrap;
    gap: var(--spacing-3);
  }
}

.site-title-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-in-out);
}

.site-title-link:hover {
  opacity: 0.8;
}

.site-title {
  font-family: var(--font-display);
  font-size: var(--font-size-16);
  font-weight: var(--font-weight-semibold, 600);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight, -0.025em);
  margin: 0;
}

.site-title-chevron {
  width: var(--icon-size-base);
  height: var(--icon-size-base);
  color: var(--color-text-2);
}

/* ============================================================================
 * SERIES NAVIGATION COMPONENT
 * ============================================================================ */

.series-nav {
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
}

@media (max-width: 768px) {
  .series-nav {
    order: 3;
    width: 100%;
    justify-content: center;
  }
}

.series-link {
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium, 500);
  color: var(--color-text-2);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-in-out);
  cursor: pointer;
}

.series-link:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
  border-color: var(--color-primary);
}

.series-link--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  font-weight: var(--font-weight-semibold, 600);
  cursor: default;
}

/* ============================================================================
 * THEME TOGGLE COMPONENT
 * ============================================================================ */

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-in-out);
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
  transform: rotate(15deg);
}

.theme-toggle:active {
  transform: scale(0.95) rotate(15deg);
}

.theme-toggle__icon {
  width: var(--icon-size-base);
  height: var(--icon-size-base);
  color: var(--color-text-2);
  transition: color var(--duration-fast) var(--ease-in-out);
}

.theme-toggle:hover .theme-toggle__icon {
  color: var(--color-primary);
}