/* =========================================================
   ARTÍCULOS — Estilos
   ========================================================= */

/* ---------- 1) Tokens ---------- */
:root {
  --color-principal: #032A53;
  --color-secundario: #f8f8f8;
  --color-texto: #0A0C1C;
  --color-texto-secundario: #97989F;
  --color-hover: #e0e0e0;
  --color-fondo: #FFFFFF;
  --color-borde: #E8E8EA;
  --color-paginacion: #f5f5f5;
  --color-paginacion-hover: #e0e0e0;
  --color-paginacion-activa: #032A53;
  --color-boton-reset-hover: #e0e0e0;

  --tamano-h1: 3.1rem;
  --tamano-h1-movil: 2rem;
  --tamano-texto-info: 1.2rem;
  --tamano-boton: 16px;
  --tamano-link: 18px;
}

/* ---------- 2) Reset básico ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: 'Work Sans', sans-serif;
  margin: 0;
  padding: 0;
  background: var(--color-fondo);
  color: var(--color-texto);
}

/* ---------- 3) Título ---------- */
.h1-articulos {
  text-align: center;
  font-size: var(--tamano-h1);
  color: var(--color-principal);
  margin: 20px 0;
  font-weight: 800;
  text-transform: uppercase;
}

/* ---------- 4) Buscador ---------- */
.art-searchbar.container {
  max-width: 1160px;
  margin: 0 auto 18px;
  padding: 0 12px;
}

.art-search {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 0 3%;
}

.art-search__input {
  flex: 1 1 auto;
  height: 44px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
  transition: border-color .2s, box-shadow .2s;
}

.art-search__input:focus {
  outline: none;
  border-color: #7aa7ff;
  box-shadow: 0 0 0 3px rgba(30, 111, 255, .15);
}

.art-search__btn {
  flex: 0 0 auto;
  height: 44px;
  padding: 0 16px;
  border: 0;
  border-radius: 10px;
  background: #1677ff;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: transform .02s ease, filter .2s ease;
}

.art-search__btn:hover {
  filter: brightness(1.05);
}

/* ---------- 5) Filtros MÓVIL (Accordion Split Button) ---------- */
.filter-container {
  display: none;
  /* Solo móvil */
  flex-direction: column;
  align-items: center;
  padding: 10px;
}

.pilares-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 400px;
  margin: 0 auto 20px;
}

.pilar-mobile-item {
  background: var(--color-secundario);
  border-radius: 8px;
  overflow: hidden;
  transition: background-color 0.3s ease;
}

.pilar-split-header {
  display: flex;
  align-items: stretch;
  min-height: 44px;
}

/* Estado activo (dentro del pilar) */
.pilar-split-header.active-parent {
  background: var(--color-principal);
}

.pilar-split-header.active-parent .pilar-link,
.pilar-split-header.active-parent .pilar-toggle {
  color: #fff;
}

/* Parte IZQUIERDA: Enlace */
.pilar-link {
  flex-grow: 1;
  display: flex;
  align-items: center;
  padding: 0 16px;
  color: var(--color-principal);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.pilar-split-header.active-parent .pilar-link {
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

/* Parte DERECHA: Toggle */
.pilar-toggle {
  flex-shrink: 0;
  width: 50px;
  background: transparent;
  border: none;
  color: var(--color-principal);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.pilar-toggle:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.pilar-split-header.active-parent .pilar-toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Icono SVG */
.pilar-toggle svg {
  pointer-events: none;
  transition: transform 0.3s ease;
}

.pilar-mobile-item.open .pilar-toggle svg {
  transform: rotate(180deg);
}

/* Subcategorías (Animación Max-Height) */
.pilar-mobile-subcats {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.5s ease-out, opacity 0.3s ease-out;
  background: #fff;
  border-top: 0;
}

.pilar-mobile-item.open .pilar-mobile-subcats {
  max-height: 1000px;
  /* Valor seguro suficiente */
  opacity: 1;
  border-top: 1px solid #eee;
}

.pilar-mobile-subcats ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pilar-mobile-subcats li {
  border-bottom: 1px solid #f5f5f5;
}

.subcat-link {
  display: block;
  padding: 12px 16px 12px 24px;
  color: var(--color-texto);
  text-decoration: none;
  font-size: 14px;
  text-transform: capitalize;
}

.subcat-link:hover {
  background: #f9f9f9;
  color: var(--color-principal);
}

.subcat-link.current {
  color: var(--color-principal);
  font-weight: 700;
  background: #f0f4f8;
  border-left: 3px solid var(--color-principal);
}


/* ---------- 6) Filtros DESKTOP ---------- */
.nav-pilares {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 0;
}

.nav-pilares ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
}

.nav-item {
  position: relative;
  margin: 0 15px;
}

.nav-link {
  text-decoration: none;
  color: var(--color-principal);
  font-size: var(--tamano-link);
  padding: 5px 10px;
  cursor: pointer;
  border-radius: 12px;
  transition: background-color .2s, color .2s;
}

.nav-link:hover,
.nav-link.active,
.nav-item:hover .nav-link {
  background: var(--color-principal);
  color: #fff;
}

.nav-link::after {
  content: " ▾";
  font-size: 12px;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border: 1px solid #e0e0e0;
  padding: 10px;
  border-radius: 8px;
  z-index: 1000;
  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nav-item:hover .dropdown-menu {
  display: block;
}

/* Items del menú dropdown (ahora enlaces <a>) */
.dropdown-menu .dropdown-item {
  display: block;
  width: 100%;
  padding: 8px 12px;
  text-decoration: none;
  color: var(--color-texto);
  font-size: 14px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
  white-space: nowrap;
}

.dropdown-menu .dropdown-item:hover {
  background: #f0f0f0;
  color: var(--color-principal);
}

.dropdown-menu .dropdown-item.active {
  background: var(--color-principal);
  color: #fff;
  font-weight: 500;
}

/* Botón Reset */
.reset-filters {
  margin-left: 30px;
  padding: 8px 16px;
  background: var(--color-principal);
  color: #fff;
  border: 0;
  border-radius: 8px;
  font-size: var(--tamano-boton);
  cursor: pointer;
  text-decoration: none;
  transition: background-color .3s ease;
}

.reset-filters:hover {
  background: var(--color-boton-reset-hover);
  color: #333;
}


/* ---------- 7) Featured ---------- */
#featured-post-container {
  position: relative;
  width: calc(100% - 4%);
  max-width: 1055px;
  margin: 40px auto;
  border-radius: 12px;
  overflow: hidden;
}

.featured-post {
  position: relative;
  width: 100%;
  height: 250px;
  border-radius: 12px;
  overflow: hidden;
}

.featured-post-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.featured-post::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(20, 22, 36, .4), rgba(20, 22, 36, .4));
  z-index: 2;
}

.featured-post-content {
  position: absolute;
  bottom: 15px;
  left: 40px;
  padding: 20px;
  width: calc(100% - 80px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 3;
}

.featured-post-category {
  background: var(--color-principal);
  color: #fff;
  padding: 0 10px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  text-transform: capitalize;
  align-self: flex-start;
}

.featured-post-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.2;
  color: #fff;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.featured-post-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: 'Work Sans', sans-serif;
  font-size: 16px;
  color: #fff;
}


/* ---------- 8) Grilla y Cards ---------- */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  padding: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  height: 100%;
  padding: 16px;
  border: 1px solid var(--color-borde);
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-fondo);
  box-shadow: 0 2px 5px rgba(0, 0, 0, .1);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: box-shadow .3s ease;
}

.post-card:hover,
.post-card:focus {
  box-shadow: 0 4px 8px rgba(0, 0, 0, .15);
  outline: none;
}

.post-card-top {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.post-card-image {
  width: 100%;
  height: 169px;
  overflow: hidden;
  border-radius: 6px;
}

.post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-card-title-link {
  text-decoration: none;
  color: inherit;
}

.post-card-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-texto);
  margin: 0 0 10px;
}

.post-card-category {
  display: inline-block;
  background: var(--color-principal);
  color: #fff;
  padding: 4px 10px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  text-transform: capitalize;
  transition: background-color .3s ease;
}

.post-card-category:hover {
  background: var(--color-boton-reset-hover);
  color: #333;
}

.post-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.post-card-author,
.post-card-date {
  font-size: 14px;
  color: var(--color-texto-secundario);
}


/* ---------- 9) Paginación ---------- */
.pagination {
  text-align: center;
  margin: 20px 0;
}

.pagination ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  display: block;
  padding: 8px 12px;
  background: var(--color-paginacion);
  color: #333;
  text-decoration: none;
  border-radius: 12px;
  transition: 0.3s;
}

.pagination a:hover {
  background: var(--color-paginacion-hover);
}

.pagination .current {
  background: var(--color-paginacion-activa);
  color: #fff;
}


/* ---------- 10) Media Queries ---------- */
@media (max-width:768px) {
  .h1-articulos {
    font-size: var(--tamano-h1-movil);
    margin: 15px 0;
  }

  .nav-pilares {
    display: none;
  }

  /* Ocultar desktop */
  .filter-container {
    display: flex;
  }

  /* Mostrar móvil */

  .post-grid {
    grid-template-columns: 1fr;
    padding: 10px;
  }

  .reset-filters {
    display: none;
  }

  /* Se oculta en móvil, ya hay navegación */

  /* Ajustes destacados móvil */
  #featured-post-container {
    width: calc(100% - 4%);
    max-width: 100%;
    margin: 20px 10px;
  }

  .featured-post {
    height: auto;
    min-height: 220px;
  }

  .featured-post-content {
    bottom: 10px;
    left: 10px;
    width: calc(100% - 20px);
    padding: 10px;
  }

  .featured-post-title {
    font-size: 18px;
  }

  .featured-post-meta {
    font-size: 14px;
    flex-wrap: wrap;
    gap: 10px;
  }
}

/* Accesibilidad */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}