/**
 * Estilos editoriales del Blog de Colegio Latino (CL-WEB 1.7).
 * Se carga únicamente en /blog/ y en las páginas de artículo
 * (/blog/<slug>/), después de components.css y pages.css — nunca en el
 * resto del sitio.
 *
 * Todas las clases usan los prefijos .blog-* y .article-* para no
 * colisionar con ningún selector global existente.
 */

/* ============================================================= */
/* PORTADA DEL BLOG                                                */
/* ============================================================= */

.blog-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--color-primary-deep), var(--color-primary) 78%);
  padding-block: var(--space-2xl);
}

.blog-hero__shape {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.35;
}

.blog-hero__shape--one {
  width: 420px;
  height: 420px;
  right: -140px;
  top: -160px;
  background: radial-gradient(circle, var(--color-accent), transparent 70%);
}

.blog-hero__shape--two {
  width: 260px;
  height: 260px;
  left: -100px;
  bottom: -120px;
  background: radial-gradient(circle, var(--color-white), transparent 70%);
  opacity: 0.12;
}

.blog-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 960px) {
  .blog-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

.blog-hero__title {
  margin-top: var(--space-sm);
  color: var(--color-white);
  font-size: clamp(2.2rem, 1.8rem + 2.2vw, 3.6rem);
}

.blog-hero__text {
  margin-top: var(--space-sm);
  color: rgba(255, 255, 255, 0.85);
  max-width: 56ch;
}

.blog-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin-top: var(--space-md);
}

.blog-hero__visual {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.blog-hero__visual-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  color: rgba(255, 255, 255, 0.9);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.blog-hero__visual-card--tall {
  grid-row: span 2;
  justify-content: center;
}

.blog-hero__visual-card svg {
  width: 28px;
  height: 28px;
}

.blog-hero__visual-card p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.75);
}

/* ---- Artículo destacado ---- */

.blog-featured {
  padding-block: var(--space-2xl);
}

.blog-featured__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

@media (min-width: 860px) {
  .blog-featured__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: stretch;
  }
}

.blog-featured__media {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
}

@media (min-width: 860px) {
  .blog-featured__media {
    aspect-ratio: auto;
    height: 100%;
  }
}

.blog-featured__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-featured__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.blog-featured__eyebrow {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent-dark);
}

.blog-featured__title {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem);
}

.blog-featured__title a {
  color: inherit;
  text-decoration: none;
}

.blog-featured__title a:hover,
.blog-featured__title a:focus-visible {
  text-decoration: underline;
}

.blog-featured__excerpt {
  color: var(--color-text-soft);
}

/* ---- Categorías ---- */

.blog-category-grid {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

/* Composición compacta cuando sólo hay una categoría con artículos
   publicados — evita que una sola tarjeta se estire a todo el ancho
   como si faltaran contenidos (CL-WEB 1.9.1). */
.blog-category-grid--single {
  grid-template-columns: minmax(0, 320px);
  justify-content: flex-start;
}

.blog-category-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2xs);
  padding: var(--space-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: default;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-category-grid--filterable .blog-category-card {
  cursor: pointer;
}

.blog-category-grid--filterable .blog-category-card:hover,
.blog-category-grid--filterable .blog-category-card:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.blog-category-card[aria-pressed="true"] {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.blog-category-card[aria-pressed="true"]::after {
  content: "Seleccionada";
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary-deep);
}

.blog-category-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.blog-category-card__icon svg {
  width: 22px;
  height: 22px;
}

.blog-category-card__name {
  font-size: var(--font-size-md);
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
}

.blog-category-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.blog-category-card__count {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-dark);
}

/* ---- Últimas publicaciones / tarjetas ---- */

.blog-grid {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 700px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .blog-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.blog-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.blog-card__media {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
}

.blog-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card__placeholder {
  width: 100%;
  height: 100%;
}

.blog-card__body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  flex: 1;
}

.blog-card__category {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent-dark);
}

.blog-card__title {
  font-size: var(--font-size-md);
  line-height: 1.3;
}

.blog-card__title a {
  color: var(--color-primary-deep);
  text-decoration: none;
}

.blog-card__title a:hover,
.blog-card__title a:focus-visible {
  text-decoration: underline;
}

.blog-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.blog-card__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.blog-card__tags {
  margin-top: var(--space-3xs);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35em;
}

/* Tarjeta grande (primer lugar cuando hay suficientes artículos) */
.blog-card--horizontal {
  grid-column: 1 / -1;
}

@media (min-width: 700px) {
  .blog-card--horizontal {
    flex-direction: row;
  }

  .blog-card--horizontal .blog-card__media {
    width: 45%;
    aspect-ratio: auto;
  }

  .blog-card--horizontal .blog-card__body {
    width: 55%;
  }
}

/* Tarjeta compacta (relacionados) */
.blog-card--compact .blog-card__body {
  padding: var(--space-sm);
}

.blog-card--compact .blog-card__title {
  font-size: var(--font-size-sm);
}

/* ---- Estado vacío ---- */

.blog-empty-state {
  margin-top: var(--space-lg);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  background-color: var(--color-background-alt);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
}

.blog-empty-state__icon {
  width: 40px;
  height: 40px;
  margin-inline: auto;
  color: var(--color-text-muted);
}

.blog-empty-state p {
  margin-top: var(--space-2xs);
}

/* ---- Contenidos por etapa ---- */

.blog-levels {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

.blog-level-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  padding: var(--space-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-level-card:hover,
.blog-level-card:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.blog-level-card__name {
  font-size: var(--font-size-md);
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
}

.blog-level-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.blog-level-card__count {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-dark);
}

.blog-level-card__link {
  margin-top: var(--space-2xs);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
}

/* ---- Próximos contenidos ---- */

.blog-planned-grid {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.blog-planned-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  padding: var(--space-lg);
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

.blog-planned-card__badge {
  align-self: flex-start;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent-dark);
  background-color: var(--color-primary-soft);
  padding: 0.2em 0.6em;
  border-radius: var(--radius-pill);
}

.blog-planned-card__icon {
  width: 28px;
  height: 28px;
  color: var(--color-text-muted);
}

.blog-planned-card__title {
  font-size: var(--font-size-md);
  color: var(--color-primary-deep);
}

.blog-planned-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ---- CTA WhatsApp del Blog ---- */

.blog-whatsapp-cta {
  padding-block: var(--space-2xl);
}

/* ============================================================= */
/* PLANTILLA DE ARTÍCULO                                           */
/* ============================================================= */

.article-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-primary-deep);
  background-color: var(--color-accent-soft, var(--color-background-alt));
  border: 1px solid var(--color-border);
  padding: 0.35em 0.8em;
  border-radius: var(--radius-pill);
}

.article-header {
  padding-block: var(--space-xl) var(--space-lg);
}

.article-header__category {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent-dark);
}

.article-header__title {
  margin-top: var(--space-2xs);
  font-size: clamp(1.9rem, 1.5rem + 1.8vw, 2.8rem);
  max-width: 22ch;
}

.article-header__excerpt {
  margin-top: var(--space-sm);
  font-size: var(--font-size-md);
  color: var(--color-text-soft);
  max-width: 70ch;
}

.article-header__tags {
  margin-top: var(--space-sm);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3xs);
}

.article-meta {
  margin-top: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.article-meta__item {
  display: flex;
  align-items: center;
  gap: 0.4em;
}

.article-meta__item svg {
  width: 16px;
  height: 16px;
}

.article-hero-image {
  margin-top: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

@media (min-width: 780px) {
  .article-hero-image {
    aspect-ratio: 3 / 2;
  }
}

.article-hero-image img,
.article-hero-image .institutional-image-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-hero-image figcaption {
  margin-top: var(--space-2xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ---- Layout de dos columnas: contenido + TOC ---- */

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  padding-block: var(--space-xl);
  align-items: start;
}

@media (min-width: 1024px) {
  .article-layout {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 280px);
  }

  .article-layout--reverse {
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
  }

  .article-layout--reverse .article-sidebar {
    order: -1;
  }
}

/* Pila vertical única y compacta: TOC + tarjetas adicionales (artículos
   del Blog / categorías) se mueven juntas como un solo bloque sticky —
   nunca sticky por tarjeta, nunca con separación forzada a la altura
   del artículo (CL-WEB 1.9.2). Compartido por la plantilla interna
   (un solo hijo) y por los artículos publicados (varias tarjetas). */
.article-sidebar {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: auto;
  min-height: 0;
  margin: 0;
}

.article-sidebar > * {
  margin: 0;
  width: 100%;
}

@media (min-width: 1024px) {
  .article-sidebar {
    position: sticky;
    top: calc(var(--space-lg) + 72px);
    align-self: start;
  }
}

@media (max-width: 1023px) {
  .article-sidebar {
    position: static;
    top: auto;
  }
}

.article-toc {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-background-alt);
  padding: var(--space-md);
}

.article-toc__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xs);
  background: none;
  border: none;
  font: inherit;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-deep);
  cursor: pointer;
  padding: 0;
}

.article-toc__chevron {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
  flex: none;
}

.article-toc__toggle[aria-expanded="true"] .article-toc__chevron {
  transform: rotate(180deg);
}

.article-toc__list {
  margin-top: var(--space-sm);
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  font-size: var(--font-size-sm);
}

.article-toc__list a {
  color: var(--color-text-soft);
  text-decoration: none;
}

.article-toc__list a:hover,
.article-toc__list a:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
}

.article-toc__sublist {
  list-style: none;
  margin-top: var(--space-3xs);
  padding-left: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

@media (min-width: 1024px) {
  .article-toc__toggle {
    pointer-events: none;
  }

  .article-toc__chevron {
    display: none;
  }

  .article-toc__list[hidden] {
    display: flex;
  }
}

.article-toc__list a[aria-current="location"] {
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-2xs);
  margin-left: calc(var(--space-2xs) * -1);
}

/* ---- Layout de dos columnas del artículo publicado: contenido +
   barra lateral derecha (TOC / artículos del Blog / categorías) como
   un único elemento .article-sidebar (ver más arriba). Una sola fila,
   sin grid-template-areas ni una segunda columna que herede la altura
   completa del artículo — así el sidebar nunca se estira más allá de
   sus propias tarjetas (corregido en CL-WEB 1.9.2; el diseño anterior
   con "main" ocupando dos filas dejaba un hueco vacío entre "En este
   artículo" y las tarjetas siguientes). No afecta a .article-layout ni
   .article-layout--reverse, usados por la plantilla interna. ---- */

.article-layout--reading {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  padding-block: var(--space-xl);
  align-items: start;
}

@media (min-width: 1024px) {
  .article-layout--reading {
    grid-template-columns: minmax(0, 780px) minmax(260px, 310px);
    gap: 48px;
    max-width: 1280px;
    margin-inline: auto;
    justify-content: center;
  }
}

.article-main {
  min-width: 0;
}

.article-sidebar-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-background-alt);
  padding: var(--space-md);
}

.article-sidebar-block__title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-deep);
  margin-bottom: var(--space-2xs);
}

.article-sidebar-block__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  font-size: var(--font-size-sm);
}

.article-sidebar-block__item a {
  color: var(--color-text-soft);
  text-decoration: none;
  display: block;
}

.article-sidebar-block__item a:hover,
.article-sidebar-block__item a:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
}

.article-sidebar-block__item[aria-current="page"] a {
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
}

.article-sidebar-block__count {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* ---- Cuerpo editorial ---- */

.article-content {
  max-width: 74ch;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
}

@media (min-width: 1024px) {
  .article-content {
    font-size: 17px;
    line-height: 1.72;
  }
}

.article-content li {
  font-size: inherit;
  line-height: 1.68;
}

.article-content > * + * {
  margin-top: var(--space-md);
}

.article-content h2 {
  margin-top: var(--space-xl);
  font-size: clamp(26px, 2.1vw, 31px);
  line-height: 1.2;
  scroll-margin-top: var(--space-xl);
}

.article-content h3 {
  margin-top: var(--space-lg);
  font-size: clamp(20px, 1.6vw, 23px);
  line-height: 1.3;
  scroll-margin-top: var(--space-xl);
}

.article-content ul,
.article-content ol {
  padding-left: 1.4em;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

.article-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

.article-lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

@media (min-width: 1024px) {
  .article-lead {
    font-size: 18px;
    line-height: 1.7;
  }
}

.article-figure {
  margin-block: var(--space-lg);
}

.article-figure img,
.article-figure .institutional-image-placeholder {
  width: 100%;
  border-radius: var(--radius-md);
  aspect-ratio: 3 / 2;
}

.article-figure figcaption {
  margin-top: var(--space-2xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.article-quote {
  margin-block: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  border-left: 4px solid var(--color-accent);
  background-color: var(--color-background-alt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-primary-deep);
}

.article-quote cite {
  display: block;
  margin-top: var(--space-2xs);
  font-size: var(--font-size-sm);
  font-style: normal;
  color: var(--color-text-muted);
}

.article-note,
.article-tip,
.article-warning,
.article-data {
  margin-block: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  display: flex;
  gap: var(--space-2xs);
  font-size: var(--font-size-sm);
}

.article-note svg,
.article-tip svg,
.article-warning svg,
.article-data svg {
  flex: none;
  width: 22px;
  height: 22px;
}

.article-note {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-deep);
}

.article-tip {
  background-color: rgba(188, 245, 104, 0.18);
  color: var(--color-accent-dark);
}

.article-warning {
  background-color: rgba(179, 38, 30, 0.08);
  color: var(--color-error);
}

.article-data {
  background-color: var(--color-background-alt);
  color: var(--color-text);
  align-items: center;
}

.article-note strong,
.article-tip strong,
.article-warning strong,
.article-data strong {
  display: block;
  margin-bottom: 0.2em;
}

.article-table-wrap {
  margin-block: var(--space-lg);
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.article-table th,
.article-table td {
  padding: var(--space-2xs) var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.article-table th {
  background-color: var(--color-background-alt);
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
}

.article-faq {
  margin-block: var(--space-lg);
}

.article-cta {
  margin-block: var(--space-lg);
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary-deep), var(--color-primary));
  color: var(--color-white);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.article-cta p {
  color: rgba(255, 255, 255, 0.85);
}

/* Selectores encapsulados para que los botones dentro de un CTA azul
   conserven contraste — .article-content a { color: var(--color-primary) }
   tiene más especificidad que .btn--accent/.btn--ghost por sí solos y
   los volvía casi ilegibles (CL-WEB 1.9.1). */
.article-cta .btn {
  text-decoration: none;
}

.article-cta .btn--accent {
  background-color: var(--color-accent);
  color: var(--color-primary-deep);
  border-color: var(--color-accent);
}

.article-cta .btn--accent:hover,
.article-cta .btn--accent:focus-visible {
  background-color: #a8ec4a;
  color: var(--color-primary-deep);
}

.article-cta .btn--ghost {
  background-color: var(--color-white);
  color: var(--color-primary-deep);
  border-color: var(--color-white);
}

.article-cta .btn--ghost:hover,
.article-cta .btn--ghost:focus-visible {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.article-demo-marker {
  display: block;
  margin-bottom: var(--space-3xs);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent-dark);
}

/* ---- Compartir ---- */

.article-share {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
}

/* Instancia superior (cabecera, antes de la imagen de portada): sin
   borde superior de separación de cuerpo, con borde inferior discreto. */
.article-share--top {
  margin-top: var(--space-md);
  padding-top: 0;
  padding-bottom: var(--space-md);
  border-top: none;
  border-bottom: 1px solid var(--color-border);
}

.article-share__label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
}

.article-share__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}

.article-share__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.55em 1.1em;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-primary-deep);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
}

.article-share__btn:hover,
.article-share__btn:focus-visible {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.article-share__btn svg {
  width: 18px;
  height: 18px;
  flex: none;
}

.article-share__btn--whatsapp {
  border-color: rgba(37, 168, 96, 0.35);
}

.article-share__btn--whatsapp:hover,
.article-share__btn--whatsapp:focus-visible {
  background-color: rgba(37, 168, 96, 0.12);
  border-color: #25a860;
}

.article-share__confirm {
  font-size: var(--font-size-sm);
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-medium);
}

/* ---- Autor institucional ---- */

.article-author {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background-color: var(--color-background-alt);
  border-radius: var(--radius-lg);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
}

.article-author__mark {
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  background-color: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-author__mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.article-author__body {
  flex: 1 1 320px;
}

.article-author__name {
  font-size: var(--font-size-md);
  color: var(--color-primary-deep);
  font-weight: var(--font-weight-semibold);
}

.article-author__text {
  margin-top: var(--space-3xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

/* ---- Artículos relacionados ---- */

.article-related {
  padding-block: var(--space-xl);
}

.article-related__grid {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

@media (min-width: 700px) {
  .article-related__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---- Navegación entre artículos (anterior / siguiente) ---- */

.article-pagination {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.article-pagination__link {
  flex: 1 1 260px;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 0.3em;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.article-pagination__link:hover,
.article-pagination__link:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.article-pagination__link--next {
  margin-inline-start: auto;
  text-align: right;
  align-items: flex-end;
}

.article-pagination__direction {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent-dark);
}

.article-pagination__direction svg {
  width: 14px;
  height: 14px;
  flex: none;
}

.article-pagination__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-deep);
}

/* ---- Regreso al Blog ---- */

.article-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
}

.article-back-link svg {
  width: 16px;
  height: 16px;
}

/* ---- Nota de plantilla interna ---- */

.article-template-notice {
  margin-top: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-background-alt);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-align: center;
}