/* =============================================
   KATÚ ADMIN — Componentes reutilizables
   ============================================= */

/* ---- Formularios ---- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.form-input {
  height: 38px;
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-family: inherit;
  transition: border-color var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input:focus {
  border-color: var(--color-primary);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  font-weight: 500;
}

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 20px rgba(5, 195, 221, 0.40);
  transform: translateY(-1px);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn--ghost:hover {
  background: var(--color-primary-xlight);
}

.btn--text {
  background: transparent;
  color: var(--color-primary);
  padding-left: 0;
  padding-right: 0;
  font-size: var(--font-size-sm);
  font-weight: 500;
}
.btn--text:hover { color: var(--color-primary-dark); }

.btn--block { width: 100%; }

.btn--lg {
  padding: 0.875rem var(--space-8);
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

/* Spinner dentro del botón */
.btn .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ---- Form fields ---- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: var(--space-4);
  color: var(--color-text-light);
  pointer-events: none;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
}

.input-action {
  position: absolute;
  right: var(--space-3);
  color: var(--color-text-light);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
}
.input-action:hover { color: var(--color-text-muted); }

.form-control {
  width: 100%;
  padding: 0.75rem var(--space-4);
  padding-left: calc(var(--space-4) + 20px + var(--space-3));
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
}

.form-control.has-action {
  padding-right: calc(var(--space-3) + 28px + var(--space-3));
}

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

.form-control:focus {
  border-color: var(--color-primary);
  background: var(--color-surface-3);
  box-shadow: 0 0 0 3px rgba(5, 195, 221, 0.15);
}

.form-control:focus + .input-icon,
.input-wrapper:focus-within .input-icon {
  color: var(--color-primary);
}

.form-control.is-error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.12);
}

.form-error {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-error);
  font-weight: 500;
}

/* ---- Toast / Alertas ---- */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 1px var(--color-border);
  border-left: 4px solid var(--color-primary);
  min-width: 280px;
  max-width: 380px;
  pointer-events: all;
  animation: slideInRight var(--transition-base) forwards;
}

.toast--error   { border-left-color: var(--color-error); }
.toast--success { border-left-color: var(--color-success); }
.toast--warning { border-left-color: var(--color-warning); }

.toast-icon { flex-shrink: 0; margin-top: 2px; }
.toast-icon svg { width: 18px; height: 18px; }

.toast--error   .toast-icon { color: var(--color-error); }
.toast--success .toast-icon { color: var(--color-success); }
.toast--warning .toast-icon { color: var(--color-warning); }
.toast          .toast-icon { color: var(--color-primary); }

.toast-body { flex: 1; }
.toast-title {
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}
.toast-message {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.toast-close {
  color: var(--color-text-light);
  flex-shrink: 0;
  padding: 2px;
  border-radius: var(--radius-sm);
}
.toast-close:hover { color: var(--color-text-muted); }

/* ---- Modal ---- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 10, 20, 0.75);
  backdrop-filter: blur(6px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  animation: fadeIn var(--transition-base) forwards;
}

.modal-backdrop.closing {
  animation: fadeOut var(--transition-base) forwards;
}

.modal {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-2xl);
  box-shadow: 0 24px 64px rgba(0,0,0,0.6), 0 0 0 1px var(--color-border);
  width: 100%;
  max-width: 440px;
  padding: var(--space-8);
  animation: scaleIn var(--transition-base) forwards;
  position: relative;
}

.modal-backdrop.closing .modal {
  animation: scaleOut var(--transition-base) forwards;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
}

.modal-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.modal-close {
  color: var(--color-text-light);
  padding: var(--space-1);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.modal-close:hover {
  color: var(--color-text);
  background: var(--color-surface-3);
}

.modal-footer {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* ---- Divider ---- */
.divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-light);
  font-size: var(--font-size-xs);
}
.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ---- Keyframes ---- */
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes fadeOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.94) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes scaleOut {
  from { opacity: 1; transform: scale(1) translateY(0); }
  to   { opacity: 0; transform: scale(0.94) translateY(8px); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
  .toast-container {
    top: auto;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
  }
  .toast { min-width: unset; max-width: unset; }
  .modal { padding: var(--space-6); border-radius: var(--radius-xl); }
}