/* ============================================
   Buttons
============================================ */

.btn-group {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.btn-small {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-xxl);
  font-size: 1.125rem;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-round);
}

.btn-success {
  background-color: var(--success);
  color: var(--white);
}

.btn-success:hover {
  background-color: #218838;
}

.btn-danger {
  background-color: var(--danger);
  color: var(--white);
}

.btn-danger:hover {
  background-color: #c82333;
}

.btn-warning {
  background-color: var(--warning);
  color: var(--text-dark);
}

.btn-warning:hover {
  background-color: #e0a800;
}

.btn-info {
  background-color: var(--info);
  color: var(--white);
}

.btn-info:hover {
  background-color: #138496;
}

/* ============================================
   Cards
============================================ */

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--light-gray);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--light-gray);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--light-gray);
  background-color: var(--off-white);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.card-subtitle {
  color: var(--text-light);
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-md);
}

/* ============================================
   Forms
============================================ */

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
  background-color: var(--white);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px rgba(0, 201, 183, 0.1);
}

.form-control::placeholder {
  color: var(--text-light);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: "⌄";
  position: absolute;
  right: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text-light);
}

.form-select {
  appearance: none;
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: var(--white);
  cursor: pointer;
}

.form-select:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px rgba(0, 201, 183, 0.1);
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.form-check-input {
  width: 18px;
  height: 18px;
}

.form-check-label {
  font-size: 0.9375rem;
  color: var(--text-dark);
}

/* ============================================
   Tables
============================================ */

.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid var(--light-gray);
}

.table th {
  font-weight: 600;
  color: var(--primary-blue);
  background-color: var(--off-white);
  white-space: nowrap;
}

.table tbody tr:hover {
  background-color: rgba(0, 201, 183, 0.05);
}

.table-striped tbody tr:nth-child(odd) {
  background-color: var(--off-white);
}

.table-striped tbody tr:hover {
  background-color: rgba(0, 201, 183, 0.1);
}

/* ============================================
   Alerts
============================================ */

.alert {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  border-left: 4px solid;
}

.alert-success {
  background-color: rgba(40, 167, 69, 0.1);
  border-color: var(--success);
  color: #155724;
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-color: var(--warning);
  color: #856404;
}

.alert-danger {
  background-color: rgba(220, 53, 69, 0.1);
  border-color: var(--danger);
  color: #721c24;
}

.alert-info {
  background-color: rgba(23, 162, 184, 0.1);
  border-color: var(--info);
  color: #0c5460;
}

/* ============================================
   Badges
============================================ */

.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--accent-teal);
  color: var(--white);
}

.badge-secondary {
  background-color: var(--secondary-blue);
  color: var(--white);
}

.badge-success {
  background-color: var(--success);
  color: var(--white);
}

.badge-warning {
  background-color: var(--warning);
  color: var(--text-dark);
}

.badge-danger {
  background-color: var(--danger);
  color: var(--white);
}

.badge-info {
  background-color: var(--info);
  color: var(--white);
}

/* ============================================
   Progress Bars
============================================ */

.progress {
  height: 8px;
  background-color: var(--light-gray);
  border-radius: var(--radius-round);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.progress-bar {
  height: 100%;
  background-color: var(--accent-teal);
  border-radius: var(--radius-round);
  transition: width 0.6s ease;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--text-dark);
}

/* ============================================
   Tabs
============================================ */

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

.tab-list {
  display: flex;
  border-bottom: 1px solid var(--light-gray);
  margin-bottom: var(--spacing-lg);
}

.tab {
  padding: var(--spacing-md) var(--spacing-xl);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--accent-teal);
}

.tab.active {
  color: var(--accent-teal);
  border-bottom-color: var(--accent-teal);
}

.tab-content {
  display: none;
}

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

/* ============================================
   Accordion
============================================ */

.accordion {
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--light-gray);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  padding: var(--spacing-lg);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 500;
  color: var(--primary-blue);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--off-white);
}

.accordion-icon {
  transition: transform var(--transition-fast);
}

.accordion-header.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0 var(--spacing-lg);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal),
    padding var(--transition-normal);
}

.accordion-header.active + .accordion-content {
  padding: var(--spacing-lg);
  max-height: 1000px;
}

/* ============================================
   Modals
============================================ */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
    visibility var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--light-gray);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.5rem;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-light);
  cursor: pointer;
  padding: var(--spacing-xs);
  line-height: 1;
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--light-gray);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* ============================================
   Tooltips
============================================ */

.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-text {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-blue);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  z-index: 100;
  margin-bottom: var(--spacing-xs);
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 4px;
  border-style: solid;
  border-color: var(--primary-blue) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Loaders
============================================ */

.loader {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid var(--light-gray);
  border-top-color: var(--accent-teal);
  border-radius: var(--radius-round);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loader-small {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.loader-large {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

/* ============================================
   Pagination
============================================ */

.pagination {
  display: flex;
  gap: var(--spacing-xs);
}

.page-item {
  list-style: none;
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--white);
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
  border: 1px solid var(--light-gray);
}

.page-link:hover {
  background-color: var(--off-white);
  border-color: var(--accent-teal);
  color: var(--accent-teal);
}

.page-item.active .page-link {
  background-color: var(--accent-teal);
  border-color: var(--accent-teal);
  color: var(--white);
}

.page-item.disabled .page-link {
  opacity: 0.5;
  pointer-events: none;
}

/* ============================================
   Breadcrumb
============================================ */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--text-light);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.breadcrumb-item:last-child {
  color: var(--text-dark);
  font-weight: 500;
}

.breadcrumb-separator {
  color: var(--text-light);
}

.breadcrumb-link {
  color: var(--accent-teal);
  text-decoration: none;
}

.breadcrumb-link:hover {
  text-decoration: underline;
}

/* ============================================
   Avatars
============================================ */

.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-round);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--light-gray);
  color: var(--text-light);
  font-weight: 500;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-small {
  width: 32px;
  height: 32px;
  font-size: 0.875rem;
}

.avatar-large {
  width: 64px;
  height: 64px;
  font-size: 1.5rem;
}

.avatar-xl {
  width: 96px;
  height: 96px;
  font-size: 2rem;
}

/* ============================================
   Status Indicators
============================================ */

.status {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-round);
}

.status-online .status-dot {
  background-color: var(--success);
}

.status-offline .status-dot {
  background-color: var(--danger);
}

.status-pending .status-dot {
  background-color: var(--warning);
}

.status-idle .status-dot {
  background-color: var(--info);
}

/* ============================================
   Tags
============================================ */

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--off-white);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-dark);
}

.tag-remove {
  background: none;
  border: none;
  padding: 0;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-light);
  font-size: 0.875rem;
  line-height: 1;
}

.tag-remove:hover {
  color: var(--danger);
}

.tag-primary {
  background-color: rgba(0, 201, 183, 0.1);
  color: var(--accent-teal);
}

.tag-secondary {
  background-color: rgba(26, 45, 90, 0.1);
  color: var(--secondary-blue);
}

.tag-success {
  background-color: rgba(40, 167, 69, 0.1);
  color: var(--success);
}

.tag-warning {
  background-color: rgba(255, 193, 7, 0.1);
  color: #856404;
}

.tag-danger {
  background-color: rgba(220, 53, 69, 0.1);
  color: var(--danger);
}

/* ============================================
   Divider
============================================ */

.divider {
  height: 1px;
  background-color: var(--light-gray);
  margin: var(--spacing-xl) 0;
  border: none;
}

.divider-vertical {
  width: 1px;
  height: auto;
  margin: 0 var(--spacing-xl);
}

/* ============================================
   Grid System
============================================ */

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 calc(-1 * var(--spacing-md));
}

.col {
  flex: 1;
  padding: 0 var(--spacing-md);
}

.col-1 {
  flex: 0 0 8.333333%;
}
.col-2 {
  flex: 0 0 16.666667%;
}
.col-3 {
  flex: 0 0 25%;
}
.col-4 {
  flex: 0 0 33.333333%;
}
.col-5 {
  flex: 0 0 41.666667%;
}
.col-6 {
  flex: 0 0 50%;
}
.col-7 {
  flex: 0 0 58.333333%;
}
.col-8 {
  flex: 0 0 66.666667%;
}
.col-9 {
  flex: 0 0 75%;
}
.col-10 {
  flex: 0 0 83.333333%;
}
.col-11 {
  flex: 0 0 91.666667%;
}
.col-12 {
  flex: 0 0 100%;
}