/* ============================================
   A4 Estudio — Contact Page Styles
   Structure: 4 columns layout (Desktop)
   ============================================ */

.contacto-section {
  padding: var(--section-padding) var(--container-padding);
  background-color: var(--color-white);
}

.contacto-container {
  max-width: 100%;
  margin: 0 auto;
}

/* ---- GRID DE 4 COLUMNAS (DESKTOP) ---- */
.contacto-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  align-items: start;
}

.contacto-col {
  display: flex;
  flex-direction: column;
}

/* Columna 1: Título "Contáctanos" */
.contacto-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-light);
  line-height: 1.2;
  color: var(--color-black);
  text-transform: none;
  margin: 0;
}

/* Columna 2: Datos de Contacto */
.datos-wrapper {
  margin-bottom: var(--space-md);
}

.dato-item {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-black);
  margin-bottom: var(--space-sm);
}

.dato-item a {
  color: var(--color-black);
  transition: opacity var(--transition);
}

.dato-item a:hover {
  opacity: 0.7;
}

.dato-direccion {
  margin-bottom: var(--space-md);
}

/* Redes sociales */
.social-links-horizontal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.social-links-horizontal a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-black);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  transition: opacity var(--transition), transform var(--transition);
}

.social-links-horizontal a i {
  font-size: 22px;
}

.social-links-horizontal a:hover {
  opacity: 0.7;
  transform: translateY(-2px);
}

/* Mapa compacto */
.contacto-mapa-container {
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
}

.contacto-mapa-container iframe {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  filter: grayscale(1) contrast(1.1) opacity(0.9);
  transition: filter var(--transition), opacity var(--transition);
}

.contacto-mapa-container:hover iframe {
  filter: grayscale(0) contrast(1.0) opacity(1);
}

/* Columna 3: Título del Formulario */
.contacto-form-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-light);
  line-height: 1.2;
  color: var(--color-black);
  margin: 0;
}

/* Columna 4: Formulario */
.contacto-form-element {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-black);
  margin-bottom: var(--space-xs);
  text-transform: none;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-black);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-black);
  box-shadow: 0 0 0 1px var(--color-black);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Botón de envío Pill */
.btn-submit {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background-color: var(--color-black);
  color: var(--color-white);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: var(--weight-medium);
  cursor: pointer;
  border: none;
  transition: opacity var(--transition), transform var(--transition);
}

.btn-submit:hover:not(:disabled) {
  opacity: 0.9;
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Spinner animado */
.btn-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  border-top-color: var(--color-white);
  animation: spin 0.8s linear infinite;
  margin-left: var(--space-xs);
}

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

/* Mensajes de Feedback */
.form-feedback {
  margin-bottom: var(--space-md);
  padding: 12px var(--space-sm);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  display: none;
  animation: fadeIn 0.3s ease;
}

.form-feedback.success {
  display: block;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
}

.form-feedback.error {
  display: block;
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
}

/* Animaciones */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ============================================ */

/* Tablets y pantallas medianas (hasta 1024px) */
@media (max-width: 1024px) {
  .contacto-grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl) var(--space-md);
  }
  
  .contacto-col-titulo,
  .contacto-col-form-titulo {
    border-bottom: 1px solid var(--color-gray-200);
    padding-bottom: var(--space-xs);
  }
}

/* Teléfonos móviles (hasta 768px) */
@media (max-width: 768px) {
  .contacto-section {
    padding: var(--space-xl) var(--container-padding);
  }

  .contacto-grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .contacto-col-titulo {
    margin-bottom: 0;
  }
  
  .contacto-col-form-titulo {
    margin-top: var(--space-md);
  }

  .contacto-title,
  .contacto-form-title {
    font-size: var(--text-xl);
  }
}

@media (max-width: 480px) {
  .contacto-section {
    padding: var(--space-lg) var(--container-padding);
  }

  .contacto-title,
  .contacto-form-title {
    font-size: var(--text-lg);
  }
}