/* Sidebar Navigation Component */

/* Collapsible side navigation with menu items, icons, sections */

@layer components {
  /* ============================================================================
   * SIDEBAR BASE
   * ========================================================================= */

  .sidebar {
    display: flex;
    flex-direction: column;
    width: 16rem;
    background-color: var(--color-bg-main);
    border-right: 1px solid var(--color-gray-2);
    transition:
      width var(--transition-normal),
      transform var(--transition-normal);
    overflow: visible;
  }

  /* Collapsed state */
  .sidebar--collapsed {
    width: 5rem;
  }

  /* Mobile/Tablet: Fixed overlay (hamburger menu) */
  @media (width <= 1024px) {
    .sidebar {
      position: fixed;
      top: 0;
      left: 0;
      bottom: 0;
      z-index: 1000;
      transform: translateX(-100%);
      box-shadow: var(--shadow-lg);
      overflow: hidden;
    }

    .sidebar--open {
      transform: translateX(0);
    }

    /* Mobile backdrop */
    .sidebar-backdrop {
      display: none;
      position: fixed;
      inset: 0;
      background-color: rgba(0, 0, 0, 0.5);
      z-index: 999;
    }

    .sidebar-backdrop--active {
      display: block;
    }
  }

  /* Desktop: Static sidebar */
  @media (width >= 1025px) {
    .sidebar {
      position: sticky;
      top: 0;
      height: 100vh;
    }
  }

  /* ============================================================================
   * SIDEBAR HEADER
   * ========================================================================= */

  .sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-md);
    border-bottom: 1px solid var(--color-gray-2);
    min-height: 4rem;
  }

  .sidebar__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
  }

  .sidebar--collapsed .sidebar__logo {
    justify-content: center;
    gap: 0;
  }

  .sidebar--collapsed .sidebar__header {
    padding-left: var(--space-sm);
    padding-right: var(--space-sm);
  }

  .sidebar__logo-icon {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: var(--color-brand);
  }

  .sidebar__logo-icon svg {
    width: 100%;
    height: 100%;
  }

  .sidebar__logo-text {
    transition: opacity var(--transition-fast);
  }

  .sidebar--collapsed .sidebar__logo-text {
    opacity: 0;
    width: 0;
  }

  /* Rotate toggle arrow when collapsed */
  .sidebar--collapsed .sidebar__toggle svg {
    transform: rotate(180deg);
  }

  .sidebar__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-gray-3);
    cursor: pointer;
    transition: all var(--transition-fast);
  }

  .sidebar__toggle:hover {
    background-color: var(--color-bg-highlight);
    color: var(--color-dark);
  }

  /* Hide toggle on mobile/tablet */
  @media (width <= 1024px) {
    .sidebar__toggle {
      display: none;
    }
  }

  /* ============================================================================
   * ORGANIZATION SWITCHER
   * ========================================================================= */

  .sidebar__org-switcher {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-gray-2);
    overflow: visible;
    position: relative;
    z-index: 10;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* Make dropdown trigger full-width in sidebar */
  .sidebar__org-switcher .dropdown {
    width: 100%;
  }

  .sidebar__org-switcher .dropdown__trigger {
    display: flex;
    width: 100%;
  }

  .sidebar__org-button {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-xs);
    background: none;
    border: 1px solid var(--color-gray-2);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 0;
    box-sizing: border-box;
  }

  .sidebar__org-button:hover {
    background-color: var(--color-bg-highlight);
    border-color: var(--color-gray-3);
  }

  .sidebar__org-icon {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-md);
    background-color: var(--color-brand);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
  }

  .sidebar__org-info {
    flex: 1;
    text-align: left;
    overflow: hidden;
    min-width: 0;
  }

  .sidebar__org-name {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .sidebar__org-role {
    font-size: var(--font-size-xs);
    color: var(--color-gray-3);
  }

  .sidebar__org-chevron {
    flex-shrink: 0;
    color: var(--color-gray-3);
    transition: transform var(--transition-fast);
  }

  /* Hide org switcher content when collapsed */
  .sidebar--collapsed .sidebar__org-info,
  .sidebar--collapsed .sidebar__org-chevron {
    opacity: 0;
    width: 0;
  }

  .sidebar--collapsed .sidebar__org-button {
    justify-content: center;
    align-items: center;
    padding: var(--space-xs);
    gap: 0;
  }

  /* ============================================================================
   * SIDEBAR NAVIGATION
   * ========================================================================= */

  .sidebar__nav {
    flex: 1;
    padding: var(--space-md);
    overflow: hidden auto;
    position: relative;

    /* Always show scrollbar for better discoverability */
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-3) transparent;
  }

  /* Fade indicator at bottom when content overflows */
  .sidebar__nav::after {
    content: '';
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3rem;
    background: linear-gradient(to bottom, transparent, var(--color-bg-main));
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
  }

  /* Show fade when scrolled (handled by JS or always show) */
  .sidebar__nav--has-overflow::after {
    opacity: 1;
  }

  /* Custom scrollbar - Webkit browsers */
  .sidebar__nav::-webkit-scrollbar {
    width: 8px;
  }

  .sidebar__nav::-webkit-scrollbar-track {
    background: transparent;
  }

  .sidebar__nav::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-3);
    border-radius: var(--radius-pill);
    border: 2px solid var(--color-bg-main);
  }

  .sidebar__nav::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-gray-4);
  }

  /* ============================================================================
   * NAVIGATION SECTIONS
   * ========================================================================= */

  .sidebar__section {
    margin-bottom: var(--space-md);
  }

  .sidebar__section:last-child {
    margin-bottom: 0;
  }

  .sidebar__section-title {
    padding: var(--space-xs) var(--space-sm);
    margin-bottom: var(--space-xxs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-3);
    white-space: nowrap;
    overflow: hidden;
    transition: opacity var(--transition-fast);
  }

  .sidebar--collapsed .sidebar__section-title {
    opacity: 0;
    height: 0;
    margin: 0;
    padding: 0;
  }

  /* ============================================================================
   * NAVIGATION ITEMS
   * ========================================================================= */

  .sidebar__items {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .sidebar__item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-4);
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--transition-fast);
    cursor: pointer;
    position: relative;
  }

  .sidebar__item:hover {
    background-color: var(--color-bg-highlight);
    color: var(--color-dark);
  }

  .sidebar__item--active {
    background-color: var(--color-brand-light);
    color: var(--color-brand);
    font-weight: var(--font-weight-semibold);
  }

  .sidebar__item--active::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background-color: var(--color-brand);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  }

  /* Collapsed state: center icons and remove active indicator */
  .sidebar--collapsed .sidebar__item {
    justify-content: center;
    padding: var(--space-sm);
    gap: 0;
  }

  .sidebar--collapsed .sidebar__item--active::before {
    display: none;
  }

  .sidebar--collapsed .sidebar__item-icon {
    margin: 0 auto;
  }

  /* ============================================================================
   * NAVIGATION ITEM PARTS
   * ========================================================================= */

  .sidebar__item-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .sidebar__item-icon svg {
    width: 100%;
    height: 100%;
  }

  .sidebar__item-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-fast);
  }

  .sidebar--collapsed .sidebar__item-text {
    opacity: 0;
    width: 0;
  }

  .sidebar__item-badge {
    margin-left: auto;
    transition: opacity var(--transition-fast);
  }

  .sidebar--collapsed .sidebar__item-badge {
    opacity: 0;
    width: 0;
  }

  /* ============================================================================
   * SIDEBAR FOOTER
   * ========================================================================= */

  .sidebar__footer {
    padding: var(--space-md);
    border-top: 1px solid var(--color-gray-2);
    margin-top: auto;
  }

  /* User section in footer */
  .sidebar__user {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-xs);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    box-sizing: border-box;
  }

  .sidebar__user:hover {
    background-color: var(--color-bg-highlight);
  }

  .sidebar__user-avatar {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-circle);
    background-color: var(--color-brand);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
  }

  .sidebar__user-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
  }

  .sidebar__user-name {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .sidebar__user-email {
    font-size: var(--font-size-xs);
    color: var(--color-gray-3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .sidebar__user-chevron {
    flex-shrink: 0;
    color: var(--color-gray-3);
    transition: transform var(--transition-fast);
  }

  /* Hide user info when collapsed */
  .sidebar--collapsed .sidebar__user-info,
  .sidebar--collapsed .sidebar__user-chevron {
    opacity: 0;
    width: 0;
  }

  .sidebar--collapsed .sidebar__user {
    justify-content: center;
    padding: var(--space-xs);
    gap: 0;
  }

  /* ============================================================================
   * DARK MODE ADJUSTMENTS
   * ========================================================================= */

  @media (prefers-color-scheme: dark) {
    .sidebar {
      background-color: var(--color-bg-secondary);
    }

    .sidebar__item:hover {
      background-color: var(--color-bg-highlight);
    }

    .sidebar__nav::after {
      background: linear-gradient(
        to bottom,
        transparent,
        var(--color-bg-secondary)
      );
    }

    .sidebar__nav::-webkit-scrollbar-thumb {
      border-color: var(--color-bg-secondary);
    }

    .sidebar__org-button {
      border-color: var(--color-gray-3);
    }

    .sidebar__org-button:hover {
      background-color: var(--color-bg-highlight);
      border-color: var(--color-gray-4);
    }

    /* Make chevrons visible in dark mode */
    .sidebar__org-chevron,
    .sidebar__user-chevron {
      color: var(--color-gray-3);
    }
  }
}