/* =====================================================
   header-blog.css  ·  Header del blog (header-blog.php)
   Estilo "revista": liviano, claro y pensado para leer.
   Franja fina → cabecera con el nombre del blog → menú
   centrado → barra de progreso de lectura (en artículos)
   ===================================================== */

#site-header-blog {
  --grafito:        #34383D;
  --grafito-oscuro: #26292D;
  --grafito-suave:  #5E636A;
  --naranja:        #F26B1D;
  --naranja-hover:  #FF8238;
  --fondo-claro:    #F5F4F2;
  --borde:          #E4E2DF;
  --blanco:         #FFFFFF;
  --ancho:          1200px;
  --pad-x: max(6vw, calc((100% - var(--ancho)) / 2));

  /* Iconos .svg (vienen en negro): se pintan con estos filtros */
  --icono-naranja: brightness(0) saturate(100%) invert(43%) sepia(95%) saturate(1296%) hue-rotate(350deg) brightness(99%) contrast(93%);
  --icono-grafito: brightness(0) saturate(100%) invert(20%) sepia(2%) saturate(2411%) hue-rotate(172deg) brightness(96%) contrast(91%);

  position: relative;
  z-index: 1000;
  background: var(--blanco);
  color: var(--grafito);
}
#site-header-blog *,
#site-header-blog *::before,
#site-header-blog *::after { box-sizing: border-box; }

#site-header-blog .icon {
  display: inline-flex;
  flex-shrink: 0;
  width: 15px;
  height: 15px;
}
#site-header-blog .icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: var(--icono-naranja);
}

#site-header-blog a:focus-visible,
#site-header-blog button:focus-visible {
  outline: 3px solid var(--naranja-hover);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =====================================================
   1. FRANJA FINA
   ===================================================== */
#site-header-blog .blog-utility {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px var(--pad-x);
  border-bottom: 1px solid var(--borde);
  background: var(--fondo-claro);
  font-size: 13px;
  line-height: 1.4;
}

#site-header-blog .blog-date {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  color: var(--grafito-suave);
  font-weight: 500;
  text-transform: capitalize;
}

/* Último artículo */
#site-header-blog .blog-latest {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 auto;
  min-width: 0;
  padding-left: 20px;
  border-left: 1px solid var(--borde);
  color: var(--grafito);
  text-decoration: none;
}
#site-header-blog .blog-latest-label {
  flex-shrink: 0;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--naranja);
  color: var(--blanco);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}
#site-header-blog .blog-latest-title {
  overflow: hidden;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color .25s;
}
#site-header-blog .blog-latest:hover .blog-latest-title { color: var(--naranja); }

#site-header-blog .blog-utility-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  margin-left: auto;
}
#site-header-blog .blog-social {
  display: flex;
  align-items: center;
  gap: 4px;
}
/* Redes: solo el icono (grafito); al pasar el mouse, naranja */
#site-header-blog .blog-social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}
#site-header-blog .blog-social-icon img {
  display: block;
  width: 16px;
  height: 16px;
  object-fit: contain;
  filter: var(--icono-grafito);
  transition: filter .25s, transform .25s;
}
#site-header-blog .blog-social-icon:hover img {
  filter: var(--icono-naranja);
  transform: translateY(-2px);
}

/* Botón Ofertas: grafito con un punto naranja que late */
#site-header-blog .blog-offers {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
  animation: ofertaMeneoBlog 4s ease-in-out infinite;
  padding: 5px 12px;
  border-radius: 4px;
  background: var(--grafito);
  color: var(--blanco);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background .25s;
}
#site-header-blog .blog-offers::before {
  content: "";
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--naranja);
  animation: ofertaLatidoBlog 1.8s ease-in-out infinite;
}
/* Brillo que cruza el botón */
#site-header-blog .blog-offers::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: -1;
  width: 45%;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, .35), rgba(255, 255, 255, 0));
  animation: ofertaBrilloBlog 3s ease-in-out infinite;
  pointer-events: none;
}
#site-header-blog .blog-offers:hover {
  background: var(--naranja);
  color: var(--blanco);
  animation: none;
}
/* ----- Animación "llamativa" del botón Ofertas -----
   1. Un brillo cruza el botón cada pocos segundos.
   2. Cada tanto da un pequeño meneo para llamar la atención.
   Al pasar el mouse se queda quieto. */
@keyframes ofertaBrilloBlog {
  0%        { transform: translateX(-160%) skewX(-20deg); }
  45%, 100% { transform: translateX(260%) skewX(-20deg); }
}
@keyframes ofertaMeneoBlog {
  0%, 82%, 100% { transform: none; }
  85% { transform: rotate(-4deg) scale(1.06); }
  88% { transform: rotate(4deg) scale(1.06); }
  91% { transform: rotate(-3deg) scale(1.04); }
  94% { transform: rotate(2deg) scale(1.02); }
  97% { transform: none; }
}

#site-header-blog .blog-offers:hover::before { background: var(--blanco); }
@keyframes ofertaLatidoBlog {
  0%, 100% { box-shadow: 0 0 0 0 rgba(242, 107, 29, .6); }
  50%      { box-shadow: 0 0 0 5px rgba(242, 107, 29, 0); }
}

/* Volver al sitio principal, con flechita */
#site-header-blog .blog-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-left: 16px;
  border-left: 1px solid var(--borde);
  color: var(--grafito);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s;
}
#site-header-blog .blog-back::after {
  content: "";
  width: 6px;
  height: 6px;
  border: solid var(--naranja);
  border-width: 2px 2px 0 0;
  transform: rotate(45deg);
  transition: transform .25s;
}
#site-header-blog .blog-back:hover { color: var(--naranja); }
#site-header-blog .blog-back:hover::after { transform: translateX(3px) rotate(45deg); }

/* =====================================================
   2. CABECERA (nombre del blog en grande)
   ===================================================== */
#site-header-blog .blog-masthead {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 36px var(--pad-x) 30px;
  text-align: center;
}

#site-header-blog .blog-logo { display: block; margin-bottom: 18px; }
#site-header-blog .blog-logo img {
  display: block;
  width: auto;
  height: 40px;
  max-width: 150px;
  object-fit: contain;
}

#site-header-blog .blog-title-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
}
/* Texto chico arriba, entre dos rayitas naranjas */
#site-header-blog .blog-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--naranja);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
}
#site-header-blog .blog-kicker::before,
#site-header-blog .blog-kicker::after {
  content: "";
  width: 28px;
  height: 2px;
  border-radius: 1px;
  background: var(--naranja);
}
/* Es un h2: toma la tipografía de títulos que ya tiene configurada el sitio */
#site-header-blog .blog-title {
  margin: 0;
  color: var(--grafito);
  font-size: 64px;
  font-weight: 400;
  line-height: .95;
  letter-spacing: 1px;
  transition: color .25s;
}
#site-header-blog .blog-title-link:hover .blog-title { color: var(--naranja); }

#site-header-blog .blog-tagline {
  max-width: 52ch;
  margin: 12px 0 0;
  color: var(--grafito-suave);
  font-size: 16px;
  font-style: italic;
  font-weight: 400;
  line-height: 1.6;
}

/* =====================================================
   3. MENÚ DEL BLOG
   ===================================================== */
#site-header-blog .blog-nav {
  padding: 0 var(--pad-x);
  border-top: 1px solid var(--borde);
  border-bottom: 1px solid var(--borde);
  background: var(--blanco);
}

#site-header-blog .blog-menu,
#site-header-blog .blog-menu ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
#site-header-blog .blog-menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
}
#site-header-blog .blog-menu li { position: relative; margin: 0; }

#site-header-blog .blog-menu > li > a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 16px;
  color: var(--grafito);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s;
}
#site-header-blog .blog-menu > li:hover > a,
#site-header-blog .blog-menu > li:focus-within > a,
#site-header-blog .blog-menu > li.current-menu-item > a,
#site-header-blog .blog-menu > li.current-menu-ancestor > a,
#site-header-blog .blog-menu > li.current-category-ancestor > a { color: var(--naranja); }

/* Flechita en ítems con submenú */
#site-header-blog .blog-menu .menu-item-has-children > a::after {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border: solid currentColor;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ----- Submenús (escritorio) ----- */
#site-header-blog .blog-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 20;
  min-width: 250px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--borde);
  border-radius: 6px;
  background: var(--blanco);
  box-shadow: 0 18px 40px -18px rgba(38, 41, 45, .35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
#site-header-blog .blog-menu li:hover > .sub-menu,
#site-header-blog .blog-menu li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
#site-header-blog .blog-menu .sub-menu li + li { border-top: 1px solid var(--borde); }
#site-header-blog .blog-menu .sub-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 18px;
  background: var(--blanco);
  color: var(--grafito);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background .2s, color .2s;
}
#site-header-blog .blog-menu .sub-menu > li:first-child > a { border-radius: 5px 5px 0 0; }
#site-header-blog .blog-menu .sub-menu > li:last-child > a  { border-radius: 0 0 5px 5px; }
#site-header-blog .blog-menu .sub-menu > li:only-child > a  { border-radius: 5px; }
#site-header-blog .blog-menu .sub-menu li:hover > a,
#site-header-blog .blog-menu .sub-menu li:focus-within > a {
  background: var(--naranja);
  color: var(--blanco);
}
#site-header-blog .blog-menu .sub-menu li.current-menu-item > a { color: var(--naranja); }
#site-header-blog .blog-menu .sub-menu li.current-menu-item:hover > a { color: var(--blanco); }
#site-header-blog .blog-menu .sub-menu .menu-item-has-children > a::after {
  margin: 0;
  transform: rotate(-45deg);
}
#site-header-blog .blog-menu .sub-menu .sub-menu {
  top: -1px;
  left: 100%;
  transform: translateX(6px);
}
#site-header-blog .blog-menu .sub-menu li:hover > .sub-menu,
#site-header-blog .blog-menu .sub-menu li:focus-within > .sub-menu { transform: none; }

/* Cerca del borde derecho: se abre hacia la izquierda (clase de header-blog.js) */
#site-header-blog .blog-menu > li:last-child > .sub-menu,
#site-header-blog .blog-menu > li.submenu-izquierda > .sub-menu { left: auto; right: 0; }
#site-header-blog .blog-menu .sub-menu li.submenu-izquierda > .sub-menu {
  left: auto;
  right: 100%;
  transform: translateX(-6px);
}
#site-header-blog .blog-menu .sub-menu li.submenu-izquierda:hover > .sub-menu,
#site-header-blog .blog-menu .sub-menu li.submenu-izquierda:focus-within > .sub-menu { transform: none; }
#site-header-blog .blog-menu .sub-menu li.submenu-izquierda > a::after { transform: rotate(135deg); }

/* Botones que crea header-blog.js: ocultos en escritorio */
#site-header-blog .submenu-toggle,
#site-header-blog .blog-nav-toggle { display: none; }

/* =====================================================
   4. PROGRESO DE LECTURA
   Barra naranja fija arriba de la pantalla que se llena
   mientras lees un artículo (solo aparece en artículos).
   ===================================================== */
#site-header-blog .blog-progress { display: none; }
#site-header-blog.con-progreso .blog-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  display: block;
  height: 4px;
  background: transparent;
  pointer-events: none;
}
body.admin-bar #site-header-blog.con-progreso .blog-progress { top: 32px; }
#site-header-blog .blog-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--naranja);
  transform: scaleX(0);
  transform-origin: left center;
}

/* =====================================================
   RESPONSIVE: TABLET (hasta 1024px)
   ===================================================== */
@media (max-width: 1024px) {
  #site-header-blog .blog-social { display: none; }
  #site-header-blog .blog-title { font-size: 54px; }
  #site-header-blog .blog-masthead { padding-top: 30px; padding-bottom: 24px; }

  /* Botón "Explorar el blog" y el menú se despliega debajo */
  #site-header-blog .blog-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    margin: 0;
    padding: 15px 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--grafito);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
  }
  #site-header-blog .blog-nav-toggle-barras {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 20px;
  }
  #site-header-blog .blog-nav-toggle-barras span {
    display: block;
    height: 2px;
    border-radius: 2px;
    background: var(--naranja);
    transition: transform .3s, opacity .2s;
  }
  #site-header-blog .blog-nav.menu-abierto .blog-nav-toggle-barras span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  #site-header-blog .blog-nav.menu-abierto .blog-nav-toggle-barras span:nth-child(2) { opacity: 0; }
  #site-header-blog .blog-nav.menu-abierto .blog-nav-toggle-barras span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  #site-header-blog .blog-nav-menu {
    display: none;
    padding-bottom: 14px;
  }
  #site-header-blog .blog-nav.menu-abierto .blog-nav-menu { display: block; }

  #site-header-blog .blog-menu {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }
  #site-header-blog .blog-menu > li { border-top: 1px solid var(--borde); }
  #site-header-blog .blog-menu > li > a { padding: 14px 4px; }

  /* Submenús: cerrados, se abren con clic en la flechita */
  #site-header-blog .blog-menu li.menu-item-has-children > a { padding-right: 56px; }
  #site-header-blog .blog-menu .menu-item-has-children > a::after { display: none; }

  #site-header-blog .submenu-toggle {
    position: absolute;
    top: 5px;
    right: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin: 0;
    padding: 0;
    border: 1px solid var(--borde);
    border-radius: 4px;
    background: var(--blanco);
    box-shadow: none;
    color: var(--grafito);
    cursor: pointer;
    transition: background .25s, border-color .25s, color .25s;
  }
  #site-header-blog .sub-menu .submenu-toggle { top: 3px; right: 3px; width: 36px; height: 36px; }
  #site-header-blog .submenu-toggle svg { transition: transform .3s; }
  #site-header-blog .submenu-toggle:hover { border-color: var(--naranja); color: var(--naranja); }
  #site-header-blog li.submenu-abierto > .submenu-toggle {
    border-color: var(--naranja);
    background: var(--naranja);
    color: var(--blanco);
  }
  #site-header-blog li.submenu-abierto > .submenu-toggle svg { transform: rotate(180deg); }

  #site-header-blog .blog-menu .sub-menu,
  #site-header-blog .blog-menu .sub-menu .sub-menu,
  #site-header-blog .blog-menu li.submenu-izquierda > .sub-menu {
    position: static;
    display: none;
    min-width: 0;
    margin: 0 0 12px;
    padding: 4px;
    border: 0;
    border-radius: 4px;
    background: var(--fondo-claro);
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none !important;
    transition: none;
  }
  #site-header-blog .blog-menu li.submenu-abierto > .sub-menu { display: block; }
  #site-header-blog .blog-menu .sub-menu .sub-menu { margin: 4px 0 6px 12px; background: var(--blanco); }
  #site-header-blog .blog-menu .sub-menu li + li { border-top: 1px solid var(--borde); }
  #site-header-blog .blog-menu .sub-menu li.menu-item-has-children > a { padding-right: 52px; }
  #site-header-blog .blog-menu .sub-menu a,
  #site-header-blog .blog-menu .sub-menu li > a {
    border-radius: 4px !important;
    background: transparent;
  }
  #site-header-blog .blog-menu .sub-menu li:hover > a,
  #site-header-blog .blog-menu .sub-menu li:focus-within > a {
    background: transparent;
    color: var(--naranja);
  }
}

/* =====================================================
   RESPONSIVE: MÓVIL (hasta 767px)
   ===================================================== */
@media (max-width: 767px) {
  #site-header-blog { --pad-x: 20px; }

  /* Franja fina: solo "Lo último" y volver al sitio */
  #site-header-blog .blog-utility { gap: 12px; padding-top: 9px; padding-bottom: 9px; }
  #site-header-blog .blog-date { display: none; }
  #site-header-blog .blog-latest { padding-left: 0; border-left: 0; }
  #site-header-blog .blog-back { padding-left: 12px; font-size: 12px; }

  #site-header-blog .blog-masthead { padding-top: 24px; padding-bottom: 20px; }
  #site-header-blog .blog-logo { margin-bottom: 14px; }
  #site-header-blog .blog-logo img { height: 34px; }
  #site-header-blog .blog-kicker { font-size: 11px; letter-spacing: 2px; gap: 10px; }
  #site-header-blog .blog-kicker::before,
  #site-header-blog .blog-kicker::after { width: 18px; }
  #site-header-blog .blog-title { font-size: 44px; }
  #site-header-blog .blog-tagline { font-size: 15px; }
}

@media (max-width: 782px) {
  body.admin-bar #site-header-blog.con-progreso .blog-progress { top: 46px; }
}

@media (max-width: 767px) {
  #site-header-blog .blog-offers { padding: 4px 10px; font-size: 12px; }
}

@media (max-width: 420px) {
  #site-header-blog .blog-back { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  #site-header-blog * { transition: none !important; }
  #site-header-blog .blog-offers,
  #site-header-blog .blog-offers::before,
  #site-header-blog .blog-offers::after { animation: none; }
}