/* ===========================================
   Utilities – Trusted Blue Palette
   =========================================== */

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge-primary {
  background: var(--color-accent-light);      /* #EFF6FF */
  color: var(--color-primary-active);         /* #1E40AF */
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);                /* #10B981 */
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-warning);                /* #F59E0B (add to variables) */
}

/* ---------- Alerts ---------- */
.alert {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid;
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.alert-info {
  background: rgba(37, 99, 235, 0.05);       /* Trusted Blue, very light */
  border-color: rgba(37, 99, 235, 0.2);
  color: var(--color-info);                   /* #2563EB (same as primary) */
}

.alert-success {
  background: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.2);
  color: var(--color-success);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

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

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.pagination-item {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.pagination-item:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.pagination-item.active {
  background: var(--color-primary);
  color: white;
}

/* ---------- Accordion ---------- */
.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item + .accordion-item {
  border-top: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-card);
  font-weight: var(--weight-medium);
  text-align: left;
  transition: background var(--transition-fast);
}

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

.accordion-content {
  padding: 0 var(--space-5);
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-base);
}

.accordion-item.active .accordion-content {
  padding: 0 var(--space-5) var(--space-4);
  max-height: 500px;
}

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);            /* dark slate overlay */
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -48%);
  background: var(--color-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl, 0 25px 50px rgba(0,0,0,0.15));
  max-width: 480px;
  width: calc(100% - var(--space-8));
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-spring);
}

.modal-backdrop.active .modal {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
}

/* ---------- Toast ---------- */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  min-width: 320px;
  padding: var(--space-4);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  transform: translateX(100%);
  animation: toastIn var(--transition-spring) forwards;
}

@keyframes toastIn {
  to { transform: translateX(0); }
}

/* ---------- Spinner ---------- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ---------- Skeleton ---------- */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg) 25%, var(--color-border) 50%, var(--color-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---------- Divider ---------- */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}

/* ---------- Visibility helpers ---------- */
.hidden { display: none !important; }
.block  { display: block !important; }
.flex   { display: flex !important; }