/* ============================================================
   IDONEA — Molecules
   Cards, alerts, toasts, tabs, breadcrumbs, progress, pagination, dropdowns
   ============================================================ */

/* ----- CARD ----- */
.idn-card {
  background: var(--idn-surface);
  border: 1px solid var(--idn-border);
  border-radius: var(--idn-radius-lg);
  overflow: hidden;
  transition: box-shadow var(--idn-dur-base) var(--idn-ease-out),
              transform var(--idn-dur-base) var(--idn-ease-out),
              border-color var(--idn-dur-base) var(--idn-ease-out);
}
.idn-card--hover:hover {
  box-shadow: var(--idn-shadow-lg);
  transform: translateY(-2px);
  border-color: var(--idn-border-brand);
}
.idn-card--elevated { box-shadow: var(--idn-shadow-md); border-color: transparent; }
.idn-card--flat { border: 1px solid var(--idn-border); }
.idn-card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--idn-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.idn-card-body { padding: 24px; }
.idn-card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--idn-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: var(--idn-surface-alt);
}
.idn-card-media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--idn-surface-sunken); position: relative; }
.idn-card-media img { width: 100%; height: 100%; object-fit: cover; }
.idn-card-media-overlay {
  position: absolute;
  top: 12px; left: 12px;
  display: flex; gap: 8px;
}

/* ----- ALERT (inline) ----- */
.idn-alert {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--idn-radius-md);
  border: 1px solid;
  background: var(--idn-surface);
  align-items: flex-start;
}
.idn-alert .idn-alert-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  margin-top: 1px;
}
.idn-alert-body { flex: 1; min-width: 0; }
.idn-alert-title { font-weight: 600; font-size: var(--idn-text-sm); margin: 0 0 2px; color: var(--idn-text-strong); }
.idn-alert-message { font-size: var(--idn-text-sm); color: var(--idn-text); margin: 0; }
.idn-alert-actions { display: flex; gap: 8px; margin-top: 10px; }
.idn-alert-close {
  background: transparent; border: none;
  color: var(--idn-text-muted); cursor: pointer;
  padding: 2px; margin: -2px -2px -2px 0;
  border-radius: var(--idn-radius-xs);
  display: inline-flex;
}
.idn-alert-close:hover { color: var(--idn-text); background: var(--idn-surface-alt); }

.idn-alert--info    { background: var(--idn-info-50);    border-color: var(--idn-info-100); }
.idn-alert--info    .idn-alert-icon { color: var(--idn-info-600); }
.idn-alert--success { background: var(--idn-success-50); border-color: var(--idn-success-100); }
.idn-alert--success .idn-alert-icon { color: var(--idn-success-600); }
.idn-alert--warning { background: var(--idn-warning-50); border-color: var(--idn-warning-100); }
.idn-alert--warning .idn-alert-icon { color: var(--idn-warning-600); }
.idn-alert--danger  { background: var(--idn-danger-50);  border-color: var(--idn-danger-100); }
.idn-alert--danger  .idn-alert-icon { color: var(--idn-danger-600); }
.idn-alert--brand   { background: var(--idn-brand-soft); border-color: var(--idn-border-brand); }
.idn-alert--brand   .idn-alert-icon { color: var(--idn-brand); }

[data-theme="dark"] .idn-alert--info    { border-color: rgba(46,144,250,0.3); }
[data-theme="dark"] .idn-alert--success { border-color: rgba(18,183,106,0.3); }
[data-theme="dark"] .idn-alert--warning { border-color: rgba(247,144,9,0.3); }
[data-theme="dark"] .idn-alert--danger  { border-color: rgba(240,68,56,0.3); }
[data-theme="dark"] .idn-alert .idn-alert-title { color: var(--idn-text-strong); }

/* ----- TOAST ----- */
.idn-toast-region {
  position: fixed;
  top: 20px; right: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: var(--idn-z-toast);
  pointer-events: none;
}
.idn-toast {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  background: var(--idn-surface);
  border: 1px solid var(--idn-border);
  border-radius: var(--idn-radius-lg);
  box-shadow: var(--idn-shadow-lg);
  min-width: 320px;
  max-width: 420px;
  align-items: flex-start;
  pointer-events: auto;
  position: relative;
  overflow: hidden;
}
.idn-toast::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 4px;
  background: var(--idn-brand);
}
.idn-toast--info::before    { background: var(--idn-info-500); }
.idn-toast--success::before { background: var(--idn-success-500); }
.idn-toast--warning::before { background: var(--idn-warning-500); }
.idn-toast--danger::before  { background: var(--idn-danger-500); }

.idn-toast-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  color: var(--idn-brand);
  margin-top: 1px;
}
.idn-toast--info    .idn-toast-icon { color: var(--idn-info-600); }
.idn-toast--success .idn-toast-icon { color: var(--idn-success-600); }
.idn-toast--warning .idn-toast-icon { color: var(--idn-warning-600); }
.idn-toast--danger  .idn-toast-icon { color: var(--idn-danger-600); }

.idn-toast-body { flex: 1; min-width: 0; }
.idn-toast-title { font-weight: 600; font-size: var(--idn-text-sm); margin: 0 0 2px; color: var(--idn-text-strong); }
.idn-toast-message { font-size: var(--idn-text-sm); color: var(--idn-text-muted); margin: 0; }
.idn-toast-close {
  background: transparent; border: none;
  color: var(--idn-text-muted); cursor: pointer;
  padding: 2px; margin: -2px;
  border-radius: var(--idn-radius-xs);
  display: inline-flex;
}
.idn-toast-close:hover { color: var(--idn-text); background: var(--idn-surface-alt); }

/* ----- BREADCRUMBS ----- */
.idn-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--idn-text-sm);
  color: var(--idn-text-muted);
  flex-wrap: wrap;
}
.idn-breadcrumbs a {
  color: var(--idn-text-muted);
  transition: color var(--idn-dur-fast);
}
.idn-breadcrumbs a:hover { color: var(--idn-brand); }
.idn-breadcrumbs .idn-breadcrumb-sep {
  color: var(--idn-text-subtle);
  display: inline-flex;
}
.idn-breadcrumbs .idn-breadcrumb-current {
  color: var(--idn-text-strong);
  font-weight: 500;
}

/* ----- TABS ----- */
.idn-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--idn-border);
  position: relative;
}
.idn-tab {
  padding: 12px 16px;
  font-size: var(--idn-text-sm);
  font-weight: 500;
  color: var(--idn-text-muted);
  border: none;
  background: transparent;
  cursor: pointer;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color var(--idn-dur-fast);
  margin-bottom: -1px;
}
.idn-tab:hover { color: var(--idn-text); }
.idn-tab.is-active {
  color: var(--idn-brand);
  font-weight: 600;
}
.idn-tab.is-active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  height: 2px;
  background: var(--idn-brand);
  border-radius: 2px 2px 0 0;
}

/* Tabs pill */
.idn-tabs--pill {
  border-bottom: none;
  gap: 6px;
  background: var(--idn-surface-sunken);
  padding: 4px;
  border-radius: var(--idn-radius-pill);
  display: inline-flex;
}
.idn-tabs--pill .idn-tab {
  border-radius: var(--idn-radius-pill);
  padding: 8px 16px;
}
.idn-tabs--pill .idn-tab.is-active {
  background: var(--idn-brand);
  color: #fff;
}
.idn-tabs--pill .idn-tab.is-active::after { display: none; }

/* ----- PROGRESS BAR ----- */
.idn-progress {
  height: 6px;
  background: var(--idn-surface-sunken);
  border-radius: var(--idn-radius-pill);
  overflow: hidden;
  position: relative;
}
.idn-progress-fill {
  height: 100%;
  background: var(--idn-brand);
  border-radius: inherit;
  transition: width var(--idn-dur-slow) var(--idn-ease-out);
  position: relative;
}
.idn-progress--lg { height: 10px; }
.idn-progress--success .idn-progress-fill { background: var(--idn-success-500); }
.idn-progress--warning .idn-progress-fill { background: var(--idn-warning-500); }
.idn-progress--danger  .idn-progress-fill { background: var(--idn-danger-500); }
.idn-progress--gradient .idn-progress-fill {
  background: linear-gradient(90deg, var(--idn-red-400), var(--idn-red-700));
}

.idn-progress-labeled {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.idn-progress-labeled-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--idn-text-xs);
}

/* Circular */
.idn-progress-ring { display: inline-flex; position: relative; }
.idn-progress-ring svg { transform: rotate(-90deg); }
.idn-progress-ring-text {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: var(--idn-text-sm);
  font-weight: 600;
}

/* ----- PAGINATION ----- */
.idn-pagination {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.idn-page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: var(--idn-radius-pill);
  border: 1px solid var(--idn-border-brand);
  background: transparent;
  color: var(--idn-brand);
  font-size: var(--idn-text-sm);
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--idn-dur-fast);
}
.idn-page-btn:hover:not(:disabled):not(.is-active) { background: var(--idn-brand-soft); }
.idn-page-btn.is-active {
  background: var(--idn-brand);
  color: #fff;
  border-color: var(--idn-brand);
}
.idn-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.idn-page-ellipsis { padding: 0 6px; color: var(--idn-text-muted); }

/* ----- DROPDOWN ----- */
.idn-dropdown { position: relative; display: inline-block; }
.idn-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 200px;
  background: var(--idn-surface);
  border: 1px solid var(--idn-border);
  border-radius: var(--idn-radius-lg);
  box-shadow: var(--idn-shadow-lg);
  padding: 6px;
  z-index: var(--idn-z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--idn-dur-fast) var(--idn-ease-out);
}
.idn-dropdown.is-open .idn-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.idn-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--idn-radius-sm);
  font-size: var(--idn-text-sm);
  color: var(--idn-text);
  cursor: pointer;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
}
.idn-dropdown-item:hover { background: var(--idn-surface-alt); color: var(--idn-text-strong); }
.idn-dropdown-item .idn-icon { width: 16px; height: 16px; color: var(--idn-text-muted); }
.idn-dropdown-item--danger { color: var(--idn-danger-600); }
.idn-dropdown-item--danger:hover { background: var(--idn-danger-50); color: var(--idn-danger-700); }
.idn-dropdown-divider {
  height: 1px;
  background: var(--idn-border);
  margin: 6px -6px;
}
.idn-dropdown-section-title {
  font-size: var(--idn-text-2xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--idn-tracking-wider);
  color: var(--idn-text-subtle);
  padding: 8px 12px 4px;
}

/* ----- SKELETON ----- */
.idn-skel {
  background: linear-gradient(90deg, var(--idn-surface-sunken) 0%, var(--idn-surface-alt) 50%, var(--idn-surface-sunken) 100%);
  background-size: 200% 100%;
  animation: idn-skel-shimmer 1.4s ease-in-out infinite;
  border-radius: var(--idn-radius-sm);
  height: 12px;
}
@keyframes idn-skel-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.idn-skel--circle { border-radius: 50%; }
.idn-skel--text { height: 12px; margin-bottom: 8px; }
.idn-skel--title { height: 24px; width: 50%; margin-bottom: 12px; }