/**
 * ============================================
 * MSI STUDIO DESIGN SYSTEM - TABS
 * ============================================
 *
 * Este archivo contiene todos los estilos para componentes de tabs:
 * - Tabs básicos
 * - Tabs con variantes (default, pills, underline)
 * - Tabs con iconos
 * - Tabs verticales
 * - Estados (active, disabled, hover)
 *
 * Debe importarse después de tokens.css y foundations.css
 */

/* ============================================
   TABS CONTAINER
   ============================================ */

.tabs-wrapper {
  margin-bottom: var(--spacing-24);
}

/* ============================================
   TABS NAVIGATION - Default Style
   ============================================ */

.tabs {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  border-bottom: 1px solid var(--border-primary);
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

/* Scroll behavior */
.tabs::-webkit-scrollbar {
  height: 0.25rem;  /* 4px convertido a rem */
}

.tabs::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
}

.tabs::-webkit-scrollbar-thumb {
  background: var(--neutral-400);
  border-radius: var(--radius-full);
}

.tabs::-webkit-scrollbar-thumb:hover {
  background: var(--neutral-500);
}

/* ============================================
   TAB ITEM
   ============================================ */

.tab-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  padding: var(--spacing-10) var(--spacing-16);
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-demi-bold);
  line-height: var(--line-height-body-md);
  color: var(--text-secondary);
  background-color: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  user-select: none;
}

.tab-item:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border-bottom-color: var(--border-secondary);
}

.tab-item:focus {
  outline: 2px solid var(--border-info);
  outline-offset: 2px;
}

.tab-item.active {
  color: var(--text-accent);
  border-bottom-color: var(--bg-accent);
  background-color: transparent;
}

.tab-item.disabled {
  color: var(--text-tertiary);
  cursor: not-allowed;
  opacity: 0.5;
  pointer-events: none;
}

/* Tab icon */
.tab-item .tab-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-size: 1.25rem;
}

/* Tab badge */
.tab-item .tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 var(--spacing-4);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary-invert);
  background-color: var(--bg-accent);
  border-radius: var(--radius-full);
}

.tab-item.active .tab-badge {
  background-color: var(--bg-accent);
}

/* ============================================
   TABS CONTENT
   ============================================ */

.tab-content {
  padding: var(--spacing-24) 0;
}

.tab-pane {
  display: none;
  animation: gaia-tab-panel-enter 0.3s ease-in-out;
}

.tab-pane.active {
  display: block;
}

@keyframes gaia-tab-panel-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   TABS VARIANT - PILLS
   ============================================ */

.tabs-pills {
  border-bottom: none;
  gap: var(--spacing-8);
}

.tabs-pills .tab-item {
  border-radius: var(--radius-md);
  border-bottom: none;
  padding: var(--spacing-10) var(--spacing-20);
}

.tabs-pills .tab-item:hover {
  background-color: var(--bg-tertiary);
  border-bottom-color: transparent;
}

.tabs-pills .tab-item.active {
  background-color: var(--bg-invert);
  color: var(--text-primary-invert);
  border-bottom-color: transparent;
}

.tabs-pills .tab-item.active .tab-badge {
  background-color: var(--neutral-100);
  color: var(--bg-accent);
}

/* ============================================
   TABS VARIANT - UNDERLINE (Minimal)
   ============================================ */

.tabs-underline {
  border-bottom: 1px solid var(--border-primary);
  gap: var(--spacing-16);
}

.tabs-underline .tab-item {
  padding: var(--spacing-12) var(--spacing-4);
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background-color: transparent;
}

.tabs-underline .tab-item:hover {
  background-color: transparent;
  color: var(--text-primary);
  border-bottom-color: var(--border-secondary);
}

.tabs-underline .tab-item.active {
  color: var(--text-accent);
  background-color: transparent;
  border-bottom-color: var(--bg-accent);
}

/* ============================================
   TABS VARIANT - VERTICAL
   ============================================ */

.tabs-vertical-container {
  display: flex;
  gap: var(--spacing-24);
}

.tabs-vertical {
  flex-direction: column;
  align-items: stretch;
  border-bottom: none;
  border-right: var(--border-width-1) solid var(--border-primary);
  min-width: 12.5rem;  /* 200px convertido a rem */
  gap: var(--spacing-4);
  padding-right: var(--spacing-16);
}

.tabs-vertical .tab-item {
  justify-content: flex-start;
  text-align: left;
  border-bottom: none;
  border-right: 2px solid transparent;
  padding: var(--spacing-12) var(--spacing-16);
}

.tabs-vertical button.tab-item {
  width: 100%;
}


.tabs-vertical .tab-item:hover {
  border-right-color: var(--border-secondary);
  border-bottom-color: transparent;
}

.tabs-vertical .tab-item.active {
  border-right-color: var(--bg-accent);
  border-bottom-color: transparent;
}

.tabs-vertical-content {
  flex: 1;
}

/* ============================================
   TABS SIZES
   ============================================ */

/* Small Tabs */
.tabs-sm .tab-item {
  padding: var(--spacing-8) var(--spacing-16);
  font-size: var(--font-size-body-sm);
}

.tabs-sm .tab-item .tab-icon {
  width: 1rem;
  height: 1rem;
  font-size: 1rem;
}

/* Large Tabs */
.tabs-lg .tab-item {
  padding: var(--spacing-16) var(--spacing-24);
  font-size: var(--font-size-body-lg);
}

.tabs-lg .tab-item .tab-icon {
  width: 1.5rem;
  height: 1.5rem;
  font-size: 1.5rem;
}

/* ============================================
   TABS WITH ICONS ONLY
   ============================================ */

.tabs-icon-only .tab-item {
  padding: var(--spacing-12);
}

.tabs-icon-only .tab-item .tab-icon {
  margin: 0;
}

/* ============================================
   TABS JUSTIFIED (Full Width)
   ============================================ */

.tabs-justified {
  display: flex;
}

.tabs-justified .tab-item {
  flex: 1;
  justify-content: center;
}

/* ============================================
   TABS CENTERED
   ============================================ */

.tabs-centered {
  justify-content: center;
}

/* ============================================
   TABS RIGHT ALIGNED
   ============================================ */

.tabs-right {
  justify-content: flex-end;
}

/* ============================================
   RESPONSIVE BEHAVIOR
   ============================================ */

@media (max-width: 48rem) {  /* 767px convertido aproximadamente */
  .tabs {
    gap: var(--spacing-2);
  }

  .tab-item {
    padding: var(--spacing-10) var(--spacing-12);
    font-size: var(--font-size-body-sm);
  }

  /* Vertical tabs become horizontal on mobile */
  .tabs-vertical-container {
    flex-direction: column;
  }

  .tabs-vertical {
    flex-direction: row;
    border-right: none;
    border-bottom: 1px solid var(--border-primary);
    min-width: 100%;
    padding-right: 0;
    padding-bottom: var(--spacing-8);
    overflow-x: auto;
  }

  .tabs-vertical .tab-item {
    border-right: none;
    border-bottom: 2px solid transparent;
  }

  .tabs-vertical .tab-item:hover {
    border-right-color: transparent;
    border-bottom-color: var(--border-secondary);
  }

  .tabs-vertical .tab-item.active {
    border-right-color: transparent;
    border-bottom-color: var(--bg-accent);
  }
}

/* ============================================
   TABS WITH DROPDOWN (Advanced)
   ============================================ */

.tab-item.has-dropdown {
  position: relative;
}

.tab-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 12.5rem;  /* 200px convertido a rem */
  margin-top: var(--spacing-4);
  background-color: var(--bg-primary);
  border: var(--border-width-1) solid var(--border-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-8);
  display: none;
  z-index: 1000;
}

.tab-item.has-dropdown:hover .tab-dropdown,
.tab-dropdown:hover {
  display: block;
}

.tab-dropdown-item {
  display: block;
  width: 100%;
  padding: var(--spacing-10) var(--spacing-12);
  font-size: var(--font-size-body-sm);
  color: var(--text-primary);
  text-align: left;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.tab-dropdown-item:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-accent);
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.tab-item[aria-selected="true"] {
  color: var(--text-accent);
  border-bottom-color: var(--bg-accent);
}

.tab-item[aria-disabled="true"] {
  color: var(--text-tertiary);
  cursor: not-allowed;
  opacity: 0.5;
  pointer-events: none;
}

/* Focus visible for keyboard navigation */
.tab-item:focus-visible {
  outline: 2px solid var(--border-info);
  outline-offset: 2px;
  z-index: 1;
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .tabs {
    border-bottom: 1px solid #000000;
  }

  .tab-item {
    color: #000000;
  }

  .tab-content {
    display: block !important;
  }

  .tab-pane {
    display: block !important;
    page-break-inside: avoid;
  }
}