/* ============================================================
   SISTEMA DE MODALES ACCESIBLES Y DIÁLOGOS DE CONFIRMACIÓN
   ============================================================ */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.25s;
}

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

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  transform: scale(0.95) translateY(10px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.active .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-dialog.modal-lg {
  max-width: 860px;
}

.modal-dialog.modal-xl {
  max-width: 1100px;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.01);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: var(--bg-input);
  color: var(--text-main);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  color: var(--text-main);
  line-height: 1.6;
}

.modal-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.01);
}

/* Modal de confirmación estilizado */
.confirm-box {
  text-align: center;
  padding: 1.5rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.confirm-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--warning-light);
  color: var(--warning);
  display: flex;
  align-items: center;
  justify-content: center;
}

.confirm-icon-box.danger {
  background: var(--danger-light);
  color: var(--danger);
}

.confirm-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
}

.confirm-message {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 400px;
}

/* Toast flotante de notificación */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 2000;
  pointer-events: none;
}

.toast-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.85rem;
  font-weight: 500;
  pointer-events: auto;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transition: opacity 0.2s, transform 0.2s;
}

.toast-item.success {
  border-color: var(--success);
}

.toast-item.success svg {
  color: var(--success);
}

.toast-item.info {
  border-color: var(--accent);
}

.toast-item.info svg {
  color: var(--accent);
}

.toast-item.warning {
  border-color: var(--warning);
}

.toast-item.warning svg {
  color: var(--warning);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}