.contacto {
  padding: 120px 0;
  background: var(--color-fondo-secundario);
  position: relative;
  overflow: hidden;
}

.contacto::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(
      90deg,
      transparent 49%,
      var(--borde) 49%,
      var(--borde) 51%,
      transparent 51%
    ),
    linear-gradient(
      0deg,
      transparent 49%,
      var(--borde) 49%,
      var(--borde) 51%,
      transparent 51%
    );
  background-size: 60px 60px;
  opacity: 0.3;
}

.contacto-contenido {
  position: relative;
  z-index: 2;
  text-align: center;
}

.contacto-contenido h2 {
  font-size: 48px;
  margin-bottom: 16px;
  color: var(--color-texto);
}

.contacto p {
  color: var(--color-texto-secundario);
  font-size: 18px;
  margin-bottom: 40px;
}

.email-formulario {
  display: flex;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

.email-formulario input {
  flex: 1;
  min-width: 280px;
  padding: 16px 24px;
  background: var(--color-fondo-secundario);
  border: 1px solid var(--borde);
  border-radius: 8px;
  color: var(--color-texto);
  font-size: 16px;
  outline: none;
  transition: border-color 0.3s ease;
}

.email-formulario input:focus {
  border-color: var(--color-primario);
}

.email-formulario input::placeholder {
  color: var(--color-texto-secundario);
}

.formulario-enviado {
  color: var(--color-primario);
  margin-top: 16px;
  font-weight: 500;
}

/* ── Mobile (≤ 480px) ── */
@media (max-width: 480px) {
  .contacto-contenido h2 {
    font-size: clamp(1.5rem, 7vw, 1.8rem);
  }

  .email-formulario input,
  .email-formulario .btn-accent {
    padding: 14px 18px;
  }
}

/* ── Accesibilidad ── */
@media (prefers-reduced-motion: reduce) {
  .email-formulario input {
    transition: none;
  }
}