.sia-bell {
  position: relative;
}

.sia-bell__trigger {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: #475569;
  font-size: 1.25rem;
  cursor: pointer;
}

.sia-bell__trigger:hover,
.sia-bell__trigger:focus-visible {
  background: #f1f5f9;
}

.sia-bell__badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #ffffff;
  border-radius: 999px;
  background: #ef4444;
  color: #ffffff;
  font-size: 0.6875rem;
  font-weight: 700;
  line-height: 1;
}

.sia-bell__panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(360px, 92vw);
  max-height: 420px;
  overflow-y: auto;
  background: #ffffff;
  border: 1px solid #eef0f3;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(15, 23, 42, 0.14);
  z-index: 50;
}

.sia-bell__panel[hidden] {
  display: none;
}

.sia-bell__panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid #f1f5f9;
  position: sticky;
  top: 0;
  background: #ffffff;
}

.sia-bell__panel-titulo {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
}

.sia-bell__panel-cerrar {
  border: none;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  line-height: 0;
}

.sia-bell__panel-cerrar:hover {
  background: #f1f5f9;
  color: #475569;
}

.sia-bell__vacio {
  padding: 24px 16px;
  text-align: center;
  color: #94a3b8;
  font-size: 0.875rem;
}

.sia-bell__item {
  position: relative;
  display: flex;
  gap: 12px;
  padding: 14px 40px 14px 16px;
  border-bottom: 1px solid #f8fafc;
}

.sia-bell__item:last-child {
  border-bottom: none;
}

.sia-bell__item-icono {
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.sia-bell__item--critica .sia-bell__item-icono {
  background: #fee2e2;
  color: #dc2626;
}

.sia-bell__item--advertencia .sia-bell__item-icono {
  background: #fef3c7;
  color: #d97706;
}

.sia-bell__item--informativa .sia-bell__item-icono {
  background: #dbeafe;
  color: #2563eb;
}

.sia-bell__item-cuerpo {
  min-width: 0;
}

.sia-bell__item-titulo {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: #0f172a;
  text-decoration: none;
}

a.sia-bell__item-titulo:hover {
  text-decoration: underline;
}

.sia-bell__item-mensaje {
  margin: 2px 0 6px;
  font-size: 0.8125rem;
  color: #64748b;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sia-bell__item-fecha {
  font-size: 0.75rem;
  color: #2563eb;
}

.sia-bell__item-descartar {
  position: absolute;
  top: 12px;
  right: 12px;
  border: none;
  background: transparent;
  color: #cbd5e1;
  cursor: pointer;
  padding: 2px;
  line-height: 0;
}

.sia-bell__item-descartar:hover {
  color: #64748b;
}

@media (max-width: 420px) {
  .sia-bell__panel {
    position: fixed;
    top: 64px;
    right: 8px;
    left: 8px;
    width: auto;
  }
}