/* Patrón FBP contenido + media. DOM: contenido primero, media después.
   40rem conserva el límite apilado del Hero; las proporciones desktop son configurables. */
.content-media {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: center;
}

.content-media > :first-child {
  min-inline-size: 0;
}

.content-media__media {
  min-inline-size: 0;
  inline-size: 100%;
  max-inline-size: 40rem;
  margin-inline: auto;
}

.content-media__media > img {
  inline-size: 100%;
  block-size: auto;
}

@media (min-width: 62rem) {
  .content-media {
    grid-template-columns: var(--content-media-columns, minmax(0, 1fr) minmax(0, 1fr));
    gap: var(--content-media-desktop-gap, var(--space-4));
  }

  .content-media__media {
    max-inline-size: none;
  }

  /* Inversión visual desktop; el DOM conserva contenido primero, media después. */
  .content-media--reverse {
    --content-media-desktop-gap: var(--space-5);
  }

  .content-media--reverse > :first-child {
    grid-column: 2;
    grid-row: 1;
  }

  .content-media--reverse > .content-media__media {
    grid-column: 1;
    grid-row: 1;
  }
}

/* Footer corporativo compartido por las landings FBP. */
.landing-footer { padding-block: var(--space-5) var(--space-3); background: var(--color-primary-dark); color: var(--color-surface); }
.landing-footer__inner { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
.landing-footer__inner > div { min-inline-size: 0; }
.landing-footer__brand p { max-inline-size: 34ch; margin-block-start: var(--space-3); }
.landing-footer__logo { box-sizing: content-box; inline-size: 12.5rem; max-inline-size: calc(100% - var(--space-3)); block-size: auto; padding: var(--space-1); border-radius: var(--radius-small); background: var(--color-surface); }
.landing-footer__title { margin-block-end: var(--space-2); font-family: var(--font-heading); font-weight: 600; }
.landing-footer__products { display: grid; gap: var(--space-1); padding: 0; margin: 0; list-style: none; }
.landing-footer__products a { color: inherit; }
.landing-footer__products a:is(:hover, :focus-visible) { text-decoration-thickness: 0.16em; }
.landing-footer__products a[aria-current="page"] { font-weight: 600; }
.landing-footer__contact a { display: flex; align-items: center; min-block-size: 2.75rem; inline-size: fit-content; color: inherit; }
.landing-footer__contact a:hover { color: var(--color-accent); }
.landing-footer a:focus-visible { outline-color: var(--color-surface); box-shadow: none; }
.landing-footer__contact p + p { margin-block-start: var(--space-1); }
.landing-footer__bottom { margin-block-start: var(--space-4); padding-block-start: var(--space-3); border-block-start: 1px solid rgb(255 255 255 / 20%); font-size: 0.875rem; }
/* Reserva mobile medida sobre las lineas reales del copyright.
   Tablet/desktop conservan su padding natural. */
@media (max-width: 47.999rem) {
  body:has(> .whatsapp-float) .landing-footer {
    padding-block-end: calc(3.5rem + env(safe-area-inset-bottom, 0px));
  }
}
@media (min-width: 48rem) {
  .landing-footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 64rem) {
  .landing-footer__inner { grid-template-columns: 1.1fr 1fr 1fr; gap: var(--space-5); }
}

.button {
  font-family: var(--font-heading);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-block-size: 2.75rem;
  padding: 0.75rem var(--space-3);
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  background: var(--color-primary);
  color: var(--color-surface);
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard);
}

.button--primary {
  background: var(--color-primary);
}

.button:hover {
  background: var(--color-primary-dark);
  color: var(--color-surface);
}

.button--secondary {
  background: var(--color-accent);
  color: var(--color-text);
}

.button--secondary:hover {
  background: var(--color-accent-dark);
  color: var(--color-surface);
}

.button--outline {
  border-color: currentColor;
  background: transparent;
  color: var(--color-primary);
}

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

.button__icon {
  inline-size: 1.25rem;
  block-size: 1.25rem;
  flex-shrink: 0;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.section-heading {
  display: grid;
  gap: var(--space-2);
  max-inline-size: 65ch;
  margin-block-end: var(--space-4);
}

.section-heading p {
  color: var(--color-text-muted);
}

.section-heading--centered {
  max-inline-size: 52rem;
  margin-inline: auto;
  text-align: center;
}

.section-heading--centered p {
  max-inline-size: 44rem;
  margin-inline: auto;
}

.section-badge {
  font-family: var(--font-heading);
  justify-self: start;
  display: inline-block;
  padding: 0.25rem var(--space-1);
  border-radius: var(--radius-small);
  background: var(--color-surface-alt);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
}

.card,
.cta-panel {
  padding: clamp(var(--space-3), 3vw, var(--space-4));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
}

.card {
  box-shadow: var(--shadow-card);
}

.card>*+*,
.cta-panel>*+* {
  margin-block-start: var(--space-2);
}

.cta-panel {
  background: var(--color-surface-alt);
}

/* Presentaciones de tamaños: proporción intrínseca y base visual compartida. */
.product-sizes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5) var(--space-4);
  max-inline-size: 60rem;
  margin-inline: auto;
}

.product-size {
  display: grid;
  grid-template-rows: 1fr auto auto;
  gap: var(--space-1);
  min-inline-size: 0;
  text-align: center;
}

.product-size__visual {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  margin-block-end: var(--space-1);
}

.product-size__image {
  inline-size: var(--product-size-width, 100%);
  max-inline-size: var(--product-size-max, 18rem);
  height: auto;
}

.product-size--neonatal {
  --product-size-width: 64%;
  --product-size-max: 12rem;
}

.product-size--pediatric {
  --product-size-width: 80%;
  --product-size-max: 15rem;
}

.product-size h3 { color: var(--color-primary); }
.product-size__measure { color: var(--color-text-muted); }

@media (min-width: 48rem) {
  .product-sizes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Cards informativas de aplicaciones y sectores. */
.applications-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.application-card {
  min-inline-size: 0;
  padding: 0;
  overflow: hidden;
}

.application-card > * + * { margin-block-start: 0; }

.application-card__media {
  display: block;
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 620 / 413;
}

.application-card__body { padding: var(--space-2); }
.application-card__body h3 {
  font-size: 1.125rem;
  line-height: 1.25;
  color: var(--color-primary);
}
.application-card__body p {
  margin-block-start: var(--space-2);
  color: var(--color-text-muted);
}

@media (min-width: 48rem) {
  .applications-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 64rem) {
  .applications-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Conservar semántica de lista en HTML; iconos decorativos con aria-hidden. */
.icon-list {
  display: grid;
  gap: var(--space-2);
  padding-inline-start: var(--space-3);
  margin: 0;
}

.icon-list li::marker {
  color: var(--color-accent-dark);
}

.icon-list svg,
.icon-list img {
  display: inline-block;
  inline-size: 1.25em;
  vertical-align: middle;
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--space-3);
  margin: 0;
  padding: var(--space-4) 0;
  list-style: none;
  background: var(--color-surface-alt);
}

.trust-bar li {
  border-inline-start: 2px solid var(--color-accent);
  padding-inline-start: var(--space-2);
  min-inline-size: 0;
}

.trust-bar strong {
  display: block;
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.3;
}

.trust-bar span {
  display: block;
  margin-block-start: 0.375rem;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.5;
}

.print-sheet {
  padding: clamp(var(--space-3), 3vw, var(--space-4));
  border-block-start: 3px solid var(--color-primary);
  border-radius: var(--radius-small);
  background: var(--color-surface);
}

.print-sheet h3 {
  font-size: 1.125rem;
  line-height: 1.4;
  color: var(--color-primary);
}

.print-sheet__fields {
  margin-block: var(--space-3) 0;
  padding-inline-start: var(--space-3);
}

.print-sheet__fields li {
  padding-block: var(--space-1);
  border-block-end: 1px solid var(--color-surface-alt);
}

.print-sheet__fields li::marker {
  color: var(--color-accent-dark);
}

.feature-item {
  min-inline-size: 0;
}

.feature-item__icon {
  inline-size: 1.5rem;
  block-size: 1.5rem;
  margin-block-end: var(--space-2);
  fill: none;
  stroke: var(--color-accent-dark);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-item h3 {
  color: var(--color-primary);
  font-size: 1.125rem;
  line-height: 1.35;
}

.feature-item p {
  margin-block-start: var(--space-1);
  color: var(--color-text-muted);
}

.contact-form,
.form-field {
  display: grid;
  gap: var(--space-1);
}

.color-variant {
  min-inline-size: 0;
}

.color-variant__swatch {
  display: block;
  inline-size: 3rem;
  block-size: 0.625rem;
  margin-block-end: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.color-variant--red .color-variant__swatch {
  background: #bd3037;
  border-color: #bd3037;
}

.color-variant--white .color-variant__swatch {
  background: var(--color-surface);
}

.color-variant--green .color-variant__swatch {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.color-variant--black .color-variant__swatch {
  background: var(--color-text);
  border-color: var(--color-text);
}

.color-variant h3 {
  font-size: 1.125rem;
  line-height: 1.35;
  color: var(--color-primary);
}

.color-variant p {
  margin-block-start: var(--space-2);
  color: var(--color-text-muted);
}

.contact-form {
  gap: var(--space-3);
}

.form-field label,
.form-field legend {
  font-weight: 600;
}

.form-control {
  inline-size: 100%;
  min-block-size: 2.75rem;
  padding: 0.75rem var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background: var(--color-surface);
}

textarea.form-control {
  min-block-size: 8rem;
}

.form-control:disabled {
  background: var(--color-surface-alt);
}

.form-hint {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
}

.form-control[aria-invalid="true"] {
  border-color: var(--color-error);
}

.form-control:user-invalid {
  border-color: var(--color-error);
}

/* Asociar errores con aria-describedby; mensajes dinámicos con role="status"
   o role="alert" según urgencia. No indicar validación sólo mediante color. */
.form-message {
  padding: var(--space-2);
  border: 1px solid currentColor;
  border-radius: var(--radius-small);
  background: var(--color-surface);
}

.form-message--success {
  color: var(--color-success);
}

.form-message--error {
  color: var(--color-error);
}

/* CTA compartido: por debajo del header (100) y los overlays (1100). */
.whatsapp-float {
  position: fixed;
  inset-inline-end: calc(1rem + env(safe-area-inset-right, 0px));
  inset-block-end: calc(1.125rem + env(safe-area-inset-bottom, 0px));
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 3.25rem;
  block-size: 3.25rem;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: var(--shadow-card);
  text-decoration: none;
}

.whatsapp-float:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 4px;
  box-shadow: 0 0 0 4px #fff;
}

.whatsapp-float svg,
.whatsapp-float img {
  inline-size: 2rem;
  block-size: 2rem;
}

/* Aviso reCAPTCHA visible junto al submit; conservar el nodo de Google. */
.grecaptcha-badge {
  visibility: hidden !important;
}

@media (min-width: 768px) {
  .whatsapp-float {
    inline-size: 3.5rem;
    block-size: 3.5rem;
    inset-inline-end: calc(1.5rem + env(safe-area-inset-right, 0px));
    inset-block-end: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  }
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .whatsapp-float { transition: transform 200ms ease, box-shadow 200ms ease; }
  .whatsapp-float:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgb(0 0 0 / 18%);
  }
}

/* Visible por defecto: JS sólo prepara elementos fuera del viewport inicial. */
.reveal-up {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-up.is-reveal-pending {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--duration-reveal) var(--ease-standard),
      transform var(--duration-reveal) var(--ease-standard);
  }

  .reveal-up.is-visible,
  .reveal-up:focus-within {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .reveal-up {
    opacity: 1 !important;
    transform: none !important;
  }

  .whatsapp-float {
    display: none;
  }
}