/* ==========================================================================
   RUT — TINTA Y SOL · sobre-la-rut.css
   Página de sección "Sobre la RUT" — instalaciones (§4.2).
   Requiere tokens.css + base.css.
   ========================================================================== */

/* ----- 1. Cabecera de capítulo (patrón de sección, con portada solapada) ----- */
.chap {
  padding-top: calc(var(--header-h) + clamp(28px, 6vh, 72px));
  overflow-x: clip;
}
.chap__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px var(--gutter);
  padding-bottom: 14px;
  border-bottom: var(--rule-ink);
  margin-bottom: clamp(28px, 5vh, 56px);
}
.chap__title {
  position: relative;
  z-index: 2;
  max-width: 14ch;
  font-size: var(--step-6);
}
.chap__lower {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  align-items: start;
}
.chap__intro {
  grid-column: 1 / 5;
  padding-top: clamp(24px, 4vh, 48px);
  display: flex;
  flex-direction: column;
  gap: var(--space-cluster);
}
.chap__ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.chap__media {
  grid-column: 5 / 13;
  margin-top: clamp(-72px, -6vh, -28px);
  margin-right: max(calc(50% - 50vw), -80vw);
}
@media (max-width: 860px) {
  .chap__title { max-width: none; font-size: var(--step-5); }
  .chap__lower { display: block; }
  .chap__intro { padding-top: 20px; }
  .chap__media { margin-top: 18px; margin-right: calc(var(--margin-page) * -1); }
}

/* ----- 2. Bloque editorial asimétrico ----- */
.ed-row {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: var(--space-cluster);
  align-items: center;
}
.ed-row__media--l { grid-column: 1 / 7; margin-left: max(calc(50% - 50vw), -80vw); }
.ed-row__text--r { grid-column: 8 / 13; }
.ed-row__text--l { grid-column: 1 / 6; }
.ed-row__media--r { grid-column: 7 / 13; margin-right: max(calc(50% - 50vw), -80vw); }
.ed-row .parrafos { display: flex; flex-direction: column; gap: 1em; margin-top: 18px; }
@media (max-width: 860px) {
  .ed-row { display: block; }
  .ed-row__media--l { margin-left: calc(var(--margin-page) * -1); margin-right: 0; }
  .ed-row__media--r { margin-right: calc(var(--margin-page) * -1); margin-left: 0; }
  .ed-row__text--r, .ed-row__text--l { margin-top: 22px; }
}

/* ----- 3. Galería editorial: recortes a escalas distintas, nada de grid uniforme ----- */
.galeria-ed {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}
.galeria-ed .figure-ed:nth-child(1) { grid-column: 1 / 8; }
.galeria-ed .figure-ed:nth-child(2) { grid-column: 8 / 13; margin-top: clamp(28px, 6vh, 72px); }
.galeria-ed .figure-ed:nth-child(3) { grid-column: 1 / 5; }
.galeria-ed .figure-ed:nth-child(4) { grid-column: 5 / 10; margin-top: clamp(-48px, -4vh, -16px); position: relative; z-index: 1; }
.galeria-ed .figure-ed:nth-child(5) { grid-column: 10 / 13; margin-top: clamp(20px, 4vh, 48px); }
.galeria-ed .figure-ed:nth-child(6) { grid-column: 1 / 6; margin-top: clamp(12px, 2vh, 28px); }
.galeria-ed .figure-ed:nth-child(7) { grid-column: 6 / 10; margin-top: clamp(40px, 7vh, 88px); }
.galeria-ed .figure-ed:nth-child(8) { grid-column: 10 / 13; }
@media (max-width: 860px) {
  .galeria-ed { grid-template-columns: 1fr 1fr; }
  .galeria-ed .figure-ed { grid-column: auto !important; margin-top: 0 !important; }
  .galeria-ed .figure-ed:nth-child(odd) { margin-top: clamp(16px, 3vh, 32px) !important; }
}

/* ----- 4. Interludio foto full-bleed (duotono tinta) ----- */
.interlude-photo { position: relative; }
.interlude-photo .figure-ed__frame {
  border-radius: 0;
  height: clamp(320px, 62vh, 640px);
}
.interlude-photo img { width: 100%; height: 100%; object-fit: cover; }
.interlude-photo figcaption { padding-inline: var(--margin-page); }

/* ----- 5. La RUT en vivo: fila de vídeos con scroll nativo (sin carrusel) ----- */
.video-row {
  display: flex;
  gap: var(--gutter);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 14px;
  margin-right: calc(var(--margin-page) * -1);
  padding-right: var(--margin-page);
  scrollbar-color: var(--indigo) var(--mist);
}
.video-row > * {
  flex: 0 0 min(360px, 78vw);
  scroll-snap-align: start;
}

/* ----- 6. Servicios: lista editorial numerada, sin iconos ----- */
.serv-ed { display: flex; flex-direction: column; }
.serv-ed__item {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: 10px;
  padding-block: clamp(24px, 4vh, 44px);
  border-top: var(--rule-ink);
}
.serv-ed__item:last-child { border-bottom: var(--rule-ink); }
.serv-ed__num {
  grid-column: 1 / 2;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: var(--tracking-mono);
  color: var(--indigo);
}
.serv-ed__item h3 { grid-column: 2 / 6; font-size: var(--step-2); }
.serv-ed__body { grid-column: 6 / 12; display: flex; flex-direction: column; gap: 0.9em; }
.serv-ed__body p { color: var(--gray-text); }
/* ritmo roto: los items pares desplazan su texto una columna */
.serv-ed__item:nth-child(even) h3 { grid-column: 2 / 7; }
.serv-ed__item:nth-child(even) .serv-ed__body { grid-column: 7 / 13; }
@media (max-width: 860px) {
  .serv-ed__item { display: block; }
  .serv-ed__item h3 { margin-top: 6px; }
  .serv-ed__body { margin-top: 10px; }
}

/* ----- 7. Banda de confianza (tinta) ----- */
.trust__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: var(--space-block);
  align-items: start;
}
.trust__main { grid-column: 1 / 8; }
.trust__cta {
  grid-column: 9 / 13;
  border-left: var(--rule-inverse);
  padding-left: clamp(16px, 2vw, 30px);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.guarantees {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
  margin-top: var(--space-block);
}
.guarantee { border-top: var(--rule-inverse); padding-top: 14px; }
.guarantee .num {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: var(--tracking-mono);
  color: var(--sol);
}
.guarantee h3 {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  font-weight: 700;
  margin-top: 6px;
}
.guarantee p { font-size: var(--step--1); color: var(--white-60); margin-top: 4px; }
@media (max-width: 860px) {
  .trust__main, .trust__cta { grid-column: 1 / -1; }
  .trust__cta { border-left: 0; padding-left: 0; border-top: var(--rule-inverse); padding-top: 22px; }
  .guarantees { grid-template-columns: 1fr; }
}

/* ----- 8. Cierre cruzado ----- */
.next-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: var(--space-block);
}
.next-grid > .card-ed:nth-child(2) { margin-top: clamp(24px, 5vh, 56px); }
.cta-final {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: var(--space-block);
  padding-top: var(--space-cluster);
  border-top: var(--rule-ink);
}
@media (max-width: 860px) {
  .next-grid { grid-template-columns: 1fr; }
  .next-grid > .card-ed:nth-child(2) { margin-top: 0; }
}