/* ══════════════════════════════════════════════════════════════
   BigDrummers · Blog — estilos de la parte pública
   (se carga después de styles.css y reutiliza sus variables)
   ══════════════════════════════════════════════════════════════ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Hero ── */
.blog-hero .curso-hero-media img {
  object-position: center 40%;
}

.blog-search {
  display: flex;
  gap: 0.6rem;
  max-width: 34rem;
  margin-top: 0.4rem;
}

.blog-search input {
  flex: 1;
  min-width: 0;
  background: rgba(19, 19, 21, 0.85);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  color: var(--blanco);
  font-family: var(--f-body);
  font-size: 0.98rem;
  padding: 0.85rem 1rem;
  transition: border-color var(--transicion);
}

.blog-search input::placeholder {
  color: var(--gris-oscuro);
}

.blog-search input:focus {
  outline: none;
  border-color: var(--rojo);
}

.blog-search .btn {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 1.1rem;
}

/* ── Barra de categorías ── */
.blog-cats-bar {
  background: var(--carbon);
  border-bottom: 1px solid var(--borde);
  position: sticky;
  top: 88px;
  z-index: 50;
}

.blog-cats {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 0.55rem 0;
  -webkit-overflow-scrolling: touch;
}

.blog-cats::-webkit-scrollbar {
  display: none;
}

.blog-cats a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris);
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color var(--transicion), border-color var(--transicion), background var(--transicion);
}

.blog-cats a small {
  font-size: 0.65rem;
  color: var(--gris-oscuro);
}

.blog-cats a:hover {
  color: var(--blanco);
  border-color: var(--borde);
}

.blog-cats a[aria-current="page"] {
  color: var(--blanco);
  background: rgba(227, 36, 43, 0.14);
  border-color: var(--rojo);
}

.blog-cats a[aria-current="page"] small {
  color: var(--rojo-vivo);
}

/* ── Meta (categoría · fecha · lectura) ── */
.blog-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.9rem;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-oscuro);
  margin-bottom: 0.9rem;
}

.blog-cat {
  color: var(--rojo-vivo);
  font-weight: 700;
  transition: color var(--transicion);
}

.blog-cat:hover {
  color: var(--blanco);
}

/* ── Destacado ── */
.blog-list {
  padding-top: 4rem;
}

.blog-featured {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
  background: var(--carbon);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  overflow: hidden;
  margin-bottom: 3.5rem;
  transition: border-color var(--transicion), transform var(--transicion);
}

.blog-featured:hover {
  border-color: var(--rojo-profundo);
}

.blog-featured-media {
  display: block;
  min-height: 320px;
  overflow: hidden;
}

.blog-featured-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.05);
  transition: transform 0.7s cubic-bezier(0.25, 0.6, 0.3, 1), filter var(--transicion);
}

.blog-featured:hover .blog-featured-media img {
  transform: scale(1.04);
  filter: none;
}

.blog-featured-body {
  padding: 2.6rem 2.4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-featured-title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 3.4vw, 2.9rem);
  line-height: 1;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.blog-featured-title a,
.blog-card-title a {
  color: var(--blanco);
  transition: color var(--transicion);
}

.blog-featured-title a:hover,
.blog-card-title a:hover {
  color: var(--rojo-vivo);
}

.blog-featured .blog-excerpt {
  margin-bottom: 1.6rem;
}

/* ── Grid de tarjetas ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.6rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--carbon);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  overflow: hidden;
  position: relative;
  transition: border-color var(--transicion), transform var(--transicion), box-shadow var(--transicion);
}

.blog-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transicion);
  z-index: 1;
}

.blog-card:hover {
  border-color: var(--rojo-profundo);
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.blog-card:hover::before {
  transform: scaleX(1);
}

.blog-card-media {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--humo);
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(25%);
  transition: transform 0.7s cubic-bezier(0.25, 0.6, 0.3, 1), filter var(--transicion);
}

.blog-card:hover .blog-card-media img {
  transform: scale(1.05);
  filter: none;
}

.blog-card-body {
  padding: 1.5rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.55rem;
  line-height: 1.02;
  text-transform: uppercase;
  margin-bottom: 0.7rem;
}

.blog-excerpt {
  color: var(--gris);
  font-size: 0.97rem;
  line-height: 1.6;
}

.blog-card .blog-excerpt {
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.2rem;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rojo-vivo);
}

.blog-card-more svg {
  transition: transform var(--transicion);
}

.blog-card:hover .blog-card-more svg {
  transform: translateX(4px);
}

/* Toda la tarjeta clicable */
.blog-card-title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

/* ── Vacío ── */
.blog-empty {
  text-align: center;
  max-width: 40rem;
  margin: 2rem auto;
}

.blog-empty .btn {
  margin-top: 1.6rem;
}

/* ── Paginación ── */
.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 3.5rem;
  flex-wrap: wrap;
}

.blog-pagination-info {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-oscuro);
}

/* ── CTA final ── */
.blog-cta {
  background: var(--carbon);
  border-top: 1px solid var(--borde);
}

.blog-cta-inner {
  text-align: center;
  max-width: 44rem;
}

.blog-cta-inner .btn {
  margin-top: 1.8rem;
}

/* ══════════ ARTÍCULO ══════════ */
.blog-preview-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3000;
  background: var(--rojo);
  color: var(--blanco);
  text-align: center;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
}

.blog-preview-bar a {
  color: var(--blanco);
  text-decoration: underline;
  margin-left: 0.5rem;
}

.blog-post-hero {
  padding-bottom: 3rem;
}

.blog-post-hero .curso-hero-media img {
  filter: grayscale(60%) brightness(0.35) blur(2px);
  transform: scale(1.04);
}

.blog-post-hero-inner {
  max-width: 52rem;
  margin-inline: auto;
}

.blog-post-title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 6vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}

.blog-post-meta {
  margin-bottom: 0;
  color: var(--gris);
}

.blog-author {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--blanco);
}

.blog-author-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--rojo);
  color: var(--blanco);
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1rem;
}

.blog-post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 4rem;
  padding: 3.5rem 0 5rem;
  align-items: start;
}

.blog-post {
  max-width: 46rem;
  min-width: 0;
}

.blog-post-cover {
  margin: -6.5rem 0 2.5rem;
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.55);
  position: relative;
  z-index: 2;
}

.blog-post-cover img {
  display: block;
  width: 100%;
  height: auto;
}

.blog-post-intro {
  font-size: 1.22rem;
  line-height: 1.55;
  color: var(--blanco);
  border-left: 3px solid var(--rojo);
  padding-left: 1.2rem;
  margin-bottom: 2.2rem;
}

/* Tipografía del contenido (HTML del editor) */
.blog-content {
  font-size: 1.07rem;
  line-height: 1.75;
  color: #d9d7db;
}

.blog-content > * + * {
  margin-top: 1.25rem;
}

.blog-content h2,
.blog-content h3,
.blog-content h4 {
  font-family: var(--f-display);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.02;
  color: var(--blanco);
  margin-top: 2.6rem;
}

.blog-content h2 {
  font-size: 2.1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--borde);
}

.blog-content h3 {
  font-size: 1.6rem;
}

.blog-content h4 {
  font-size: 1.25rem;
}

.blog-content a {
  color: var(--rojo-vivo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.blog-content a:hover {
  color: var(--blanco);
}

.blog-content strong {
  color: var(--blanco);
}

.blog-content ul,
.blog-content ol {
  padding-left: 1.4rem;
}

.blog-content li + li {
  margin-top: 0.4rem;
}

.blog-content ul li::marker {
  color: var(--rojo);
}

.blog-content blockquote {
  margin: 2rem 0;
  padding: 1.4rem 1.6rem;
  background: var(--carbon);
  border-left: 4px solid var(--rojo);
  border-radius: var(--radio);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--blanco);
}

.blog-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radio);
  border: 1px solid var(--borde);
  display: block;
  margin: 2rem auto;
}

.blog-content figure {
  margin: 2rem 0;
}

.blog-content figcaption {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gris-oscuro);
  text-align: center;
  margin-top: 0.6rem;
}

.blog-content iframe,
.blog-content video {
  max-width: 100%;
}

.blog-content hr {
  border: 0;
  border-top: 1px solid var(--borde);
  margin: 2.5rem 0;
}

.blog-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.blog-content th,
.blog-content td {
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--borde);
  text-align: left;
}

.blog-content th {
  background: var(--humo);
  color: var(--blanco);
}

.blog-content pre,
.blog-content code {
  font-family: var(--f-mono);
  font-size: 0.9em;
  background: var(--humo);
  border-radius: 3px;
}

.blog-content code {
  padding: 0.1em 0.35em;
}

.blog-content pre {
  padding: 1rem 1.2rem;
  overflow-x: auto;
}

/* Pie del artículo */
.blog-post-footer {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--borde);
}

.blog-share {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-oscuro);
}

.blog-share a,
.blog-share button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--borde);
  background: var(--carbon);
  color: var(--gris);
  cursor: pointer;
  transition: color var(--transicion), border-color var(--transicion), transform var(--transicion);
}

.blog-share a:hover,
.blog-share button:hover {
  color: var(--blanco);
  border-color: var(--rojo);
  transform: translateY(-2px);
}

.blog-share button.copiado {
  color: var(--whatsapp);
  border-color: var(--whatsapp);
}

.blog-prevnext {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.blog-prevnext a {
  display: block;
  padding: 1.1rem 1.2rem;
  background: var(--carbon);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  color: var(--blanco);
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.05;
  text-transform: uppercase;
  transition: border-color var(--transicion), transform var(--transicion);
}

.blog-prevnext a.next {
  text-align: right;
}

.blog-prevnext a small {
  display: block;
  font-family: var(--f-mono);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--gris-oscuro);
  margin-bottom: 0.4rem;
}

.blog-prevnext a:hover {
  border-color: var(--rojo);
  transform: translateY(-2px);
}

/* Barra lateral */
.blog-sidebar {
  position: sticky;
  top: 110px;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.blog-widget {
  background: var(--carbon);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 1.5rem 1.4rem;
}

.blog-widget h3 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.35rem;
  text-transform: uppercase;
  line-height: 1.05;
  margin-bottom: 1rem;
}

.blog-widget-cta {
  border-color: var(--rojo-profundo);
  background: linear-gradient(160deg, rgba(227, 36, 43, 0.14), var(--carbon) 60%);
}

.blog-widget-cta p {
  color: var(--gris);
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
}

.blog-widget-cta .btn {
  width: 100%;
  text-align: center;
}

.blog-widget-list li + li {
  border-top: 1px solid var(--borde);
}

.blog-widget-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  font-size: 0.93rem;
  color: var(--gris);
  transition: color var(--transicion), padding-left var(--transicion);
}

.blog-widget-list a:hover {
  color: var(--blanco);
  padding-left: 0.4rem;
}

.blog-widget-list small {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  color: var(--gris-oscuro);
}

.blog-related .section-head {
  margin-bottom: 2.5rem;
}

.blog-404 {
  padding-top: 11rem;
  text-align: center;
}

/* ── Responsive ── */
@media (max-width: 1000px) {
  .blog-post-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .blog-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .blog-post {
    max-width: none;
  }
}

@media (max-width: 900px) {
  .blog-cats-bar {
    top: 88px;
  }

  .blog-featured {
    grid-template-columns: 1fr;
  }

  .blog-featured-media {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .blog-featured-body {
    padding: 1.8rem 1.5rem 2rem;
  }
}

@media (max-width: 640px) {
  .blog-list {
    padding-top: 2.5rem;
  }

  .blog-post-cover {
    margin-top: -3.5rem;
  }

  .blog-prevnext {
    grid-template-columns: 1fr;
  }

  .blog-prevnext a.next {
    text-align: left;
  }

  .blog-content {
    font-size: 1.02rem;
  }

  .blog-content h2 {
    font-size: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .blog-card,
  .blog-card-media img,
  .blog-featured-media img {
    transition: none;
  }
}

/* Enlace "Blog" activo en el menú */
.nav-link[aria-current="page"] {
  color: var(--blanco);
}

.nav-link[aria-current="page"]::after {
  width: 100%;
}

/* La categoría sigue siendo clicable por encima del enlace de toda la tarjeta */
.blog-card .blog-cat {
  position: relative;
  z-index: 2;
}