/* Estructura compartida. Combinar secciones con .section y un .container interno.
   Sin imágenes de fondo, contenido de producto ni altura fija de header. */
.landing-header {
  --header-logo-width: clamp(6.25rem, 16vw, 12.5rem);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  padding-block: var(--space-2);
  border-block-end: 1px solid var(--color-surface-alt);
  transition: padding 240ms var(--ease-standard), box-shadow 240ms var(--ease-standard);
}

.landing-header.is-scrolled {
  padding-block: 0.625rem;
  box-shadow: var(--shadow-card);
}

#contenido,
#cotizacion {
  scroll-margin-top: 6rem;
}

.landing-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.landing-header__inner {
  flex-wrap: nowrap;
  gap: var(--space-2);
}

.landing-header__brand {
  flex-shrink: 0;
  inline-size: var(--header-logo-width);
}

.landing-header__brand img {
  inline-size: 100%;
  transition: inline-size 240ms var(--ease-standard);
}

.landing-header.is-scrolled .landing-header__brand img {
  inline-size: 90%;
}

.landing-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.landing-header__phone {
  display: none;
  text-decoration: none;
}

.landing-header__phone span {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}

.landing-header__phone strong {
  font-size: 1rem;
}

.landing-header__cta {
  padding-inline: var(--space-2);
  font-size: 0.875rem;
}

.hero {
  padding-block: clamp(var(--space-5), 6vw, var(--space-6));
}

.hero__inner {
  --content-media-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  --content-media-desktop-gap: var(--space-2);
}

[data-tracking-product="bolsas_cadaveres"] .hero__inner {
  --content-media-columns: minmax(0, 1.08fr) minmax(0, 1fr);
}

.hero__content {
  display: grid;
  gap: var(--space-3);
  min-inline-size: 0;
}

.hero .section-badge {
  background: transparent;
  padding: 0;
  color: var(--color-accent-dark);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.hero h1 {
  color: var(--color-primary);
  font-size: clamp(2rem, 1.25rem + 2.6vw, 3.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-inline-size: 22ch;
}

.hero__description {
  max-inline-size: 60ch;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

.hero__actions>.button {
  flex: 1 1 14rem;
}

.hero__benefits {
  display: grid;
  gap: 0.625rem;
  padding: 0;
  margin: 0;
  list-style: none;
  font-size: 0.875rem;
  line-height: 1.5;
}

.hero__benefits li {
  display: grid;
  grid-template-columns: 1em minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-1);
}

.hero__benefits li::before {
  content: "✓";
  color: var(--color-accent-dark);
  font-weight: 700;
}

.hero__media img {
  object-fit: contain;
  border-radius: var(--radius-medium);
}

.landing-trust {
  background: var(--color-surface-alt);
}

/* Fondos explícitos por sección: independientes del orden del DOM y del reveal. */
.product-variants,
.product-highlight,
.features,
.why-us {
  background: var(--color-background);
}

.specifications,
.product-presentations,
.product-printing,
.applications,
.faq {
  background: var(--color-surface-alt);
}

.product-grid,
.color-grid,
.features__grid,
.applications__grid,
.why-us__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: var(--space-3);
}

.product-highlight__content {
  display: grid;
  gap: var(--space-3);
  min-inline-size: 0;
}

.product-highlight__content h2 {
  color: var(--color-primary);
  letter-spacing: -0.025em;
}

.product-highlight__content p {
  max-inline-size: 60ch;
}

.product-highlight__document-note {
  margin-block-start: 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.product-highlight__media img {
  border-radius: var(--radius-medium);
}

.product-variants .section-heading h2 {
  color: var(--color-primary);
}

.product-variants .color-grid {
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4) var(--space-3);
}

.product-variants .color-variant>h3,
.product-variants .color-variant>p {
  text-align: center;
}

.color-variant__image {
  inline-size: 100%;
  max-inline-size: 17.5rem;
  block-size: auto;
  aspect-ratio: 1;
  object-fit: contain;
  margin: 0 auto var(--space-3);
}

.product-printing__inner {
  --content-media-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.specifications__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: center;
}

.product-printing .section-heading {
  margin-block-end: 0;
}

.product-printing__visual img {
  object-fit: contain;
  border-radius: var(--radius-medium);
}

.product-printing h2,
.specifications h2,
.features h2 {
  color: var(--color-primary);
}

.specifications__options {
  display: grid;
  gap: var(--space-3);
  margin: 0;
}

.specifications__options dt {
  font-weight: 650;
  color: var(--color-primary);
}

.specifications__options dd {
  margin: var(--space-1) 0 0;
  color: var(--color-text-muted);
}

.size-advice {
  border: 0;
  border-inline-start: 3px solid var(--color-accent);
}

.size-advice h3 {
  color: var(--color-primary);
}

.specifications--sizes .size-advice {
  margin-block-start: var(--space-4);
}

.features .features__grid {
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

/* Permite tablas con desbordamiento; dar nombre y foco al área si lo necesita. */
.specifications__scroll {
  overflow-x: auto;
}

.specifications table {
  inline-size: 100%;
  border-collapse: collapse;
}

.specifications th,
.specifications td {
  padding: var(--space-2);
  border-block-end: 1px solid var(--color-border);
  text-align: start;
  vertical-align: top;
}

.applications h2,
.why-us h2,
.coverage h2,
.faq h2 {
  color: var(--color-primary);
}

.applications__grid {
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: minmax(0, 1fr);
}

.applications__grid li {
  padding-inline-start: var(--space-2);
  border-inline-start: 2px solid var(--color-accent);
  font-weight: 600;
}

.applications--institutions {
  background: var(--color-background);
}

.applications--institutions .button-group {
  margin-block-start: var(--space-4);
  justify-content: center;
}

.why-us__inner,
.coverage__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.why-us .section-heading {
  margin-block-end: 0;
}

.why-us__inner {
  align-items: start;
}

/* Variante de fondo; la geometría pertenece al componente .why-us compartido. */
.why-us--manufacturer {
  background: var(--color-surface-alt);
}

.why-us__reasons {
  display: grid;
  gap: var(--space-3);
  padding-inline-start: var(--space-3);
  margin: 0;
}

.why-us__reasons li {
  padding-inline-start: var(--space-1);
}

.why-us__reasons li::marker {
  color: var(--color-accent-dark);
  font-weight: 700;
}

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

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

.coverage {
  background: var(--color-surface);
}

.coverage__inner {
  align-items: center;
}

.coverage__content {
  max-inline-size: 65ch;
}

.coverage__content p {
  margin-block-start: var(--space-3);
  color: var(--color-text-muted);
}

.faq--base {
  background: var(--color-background);
}

.faq__list {
  display: grid;
  gap: var(--space-2);
}

/* FAQ nativa con details/summary: teclado y estado abierto sin JavaScript. */
.faq details {
  border-block-end: 1px solid var(--color-border);
  padding-block: var(--space-2);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  min-block-size: 2.75rem;
  padding-block: var(--space-1);
  line-height: 1.5;
}

.faq summary::marker {
  color: var(--color-primary);
}

.faq summary:hover,
.faq details[open]>summary {
  color: var(--color-primary);
}

.faq summary:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

.faq details p {
  max-inline-size: 75ch;
  color: var(--color-text-muted);
}

.faq details[open]>summary {
  margin-block-end: var(--space-2);
}

.final-cta {
  text-align: center;
}

.final-cta .button-group {
  justify-content: center;
}

/* Dos columnas sólo cuando caben bloques legibles; revisar con el HTML real. */
@media (min-width: 48rem) {

  .landing-header__phone {
    display: grid;
    min-block-size: 2.75rem;
    text-align: right;
  }

  .landing-header__inner {
    justify-content: space-between;
    gap: var(--space-3);
  }

  .landing-header__actions {
    min-inline-size: 0;
    gap: var(--space-4);
  }

  .landing-header {
    --header-logo-width: 11rem;
  }

  .landing-header__cta {
    font-size: 1rem;
    padding-inline: var(--space-3);
  }

  .hero__actions>.button {
    flex: 0 1 auto;
  }

  .landing-trust .trust-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-variants .color-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .product-variants .color-grid>.color-variant {
    grid-column: span 2;
  }

  .product-variants .color-grid>.color-variant:last-child {
    grid-column: 2 / span 2;
  }

  .specifications__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .features .features__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .applications__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .why-us__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  }
}

/* Dos columnas cuando texto e imagen disponen de espacio suficiente. */
@media (min-width: 64rem) {
  .landing-trust .trust-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .product-variants .color-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .product-variants .color-grid>.color-variant:nth-child(4) {
    grid-column: 2 / span 2;
  }

  .product-variants .color-grid>.color-variant:last-child {
    grid-column: 4 / span 2;
  }

  .features .features__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .applications__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .coverage__inner {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  }
}