/* Estilos del blog InboxSeguro (CSS explícito; no recompila Tailwind). */

:root {
  --blog-ink: #0f172a;
  --blog-muted: #475569;
  --blog-soft: #64748b;
  --blog-line: #e2e8f0;
  --blog-bg: #ffffff;
  --blog-hero: #0f172a;
  --blog-brand: #2563eb;
  --blog-brand-dark: #1d4ed8;
  --blog-chip-bg: #eff6ff;
  --blog-chip-fg: #1d4ed8;
}

/* ---- Cabecera de marca ---- */
.blog-hero {
  background:
    radial-gradient(ellipse 80% 60% at 80% 0%, rgba(37, 99, 235, 0.28), transparent 55%),
    linear-gradient(160deg, #0f172a 0%, #1e293b 55%, #0f172a 100%);
  color: #e2e8f0;
  padding: 7rem 1rem 3rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.blog-hero-inner {
  max-width: 72rem;
  margin: 0 auto;
}

.blog-hero-title {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1.1;
}

.blog-hero-lead {
  margin: 0;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.65;
  color: #cbd5e1;
  font-weight: 400;
}

/* ---- Home: featured + grilla ---- */
.blog-home {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.5rem 1rem 4.5rem;
}

.blog-featured {
  margin-bottom: 2.5rem;
}

.blog-featured-link {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.75rem;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.blog-featured-media {
  border-radius: 1rem;
  overflow: hidden;
  background: #0f172a;
  aspect-ratio: 1200 / 630;
}

.blog-featured-img,
.blog-card-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-featured-title {
  margin: 0.65rem 0 0.75rem;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--blog-ink);
}

.blog-featured-excerpt {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--blog-muted);
}

.blog-featured-link:hover .blog-featured-title {
  color: var(--blog-brand);
}

.blog-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.blog-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--blog-line);
  border-radius: 1rem;
  overflow: hidden;
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.blog-card-link:hover {
  border-color: #bfdbfe;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
}

.blog-card-link:hover .blog-card-title {
  color: var(--blog-brand);
}

.blog-card-media {
  aspect-ratio: 1200 / 630;
  background: #0f172a;
  overflow: hidden;
}

.blog-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.1rem 1.15rem 1.25rem;
  flex: 1;
}

.blog-chip {
  display: inline-flex;
  align-self: flex-start;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--blog-chip-bg);
  color: var(--blog-chip-fg);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.blog-chip--on-dark {
  background: rgba(37, 99, 235, 0.28);
  color: #bfdbfe;
  border: 1px solid rgba(147, 197, 253, 0.35);
}

.blog-card-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 750;
  line-height: 1.3;
  color: var(--blog-ink);
  transition: color 0.15s ease;
}

.blog-card-excerpt {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.55;
  color: var(--blog-muted);
  flex: 1;
}

.blog-card-meta {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: var(--blog-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.blog-empty {
  color: var(--blog-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.blog-empty a {
  color: var(--blog-brand);
}

/* ---- Artículo: cabecera en banda (sin portada visual) ---- */
.blog-article {
  color: #1e293b;
}

.blog-article-hero {
  background:
    radial-gradient(ellipse 80% 60% at 80% 0%, rgba(37, 99, 235, 0.28), transparent 55%),
    linear-gradient(160deg, #0f172a 0%, #1e293b 55%, #0f172a 100%);
  color: #e2e8f0;
  padding: 6.5rem 1rem 2.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.blog-article-hero-inner {
  max-width: 48rem;
  margin: 0 auto;
}

.blog-breadcrumbs {
  font-size: 0.8rem;
  color: var(--blog-soft);
  margin-bottom: 1rem;
  line-height: 1.4;
}

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

.blog-breadcrumbs a:hover {
  color: var(--blog-brand);
}

.blog-breadcrumbs span {
  margin: 0 0.4rem;
  color: #94a3b8;
}

.blog-breadcrumbs--on-dark {
  color: #94a3b8;
}

.blog-breadcrumbs--on-dark a:hover {
  color: #bfdbfe;
}

.blog-breadcrumbs--on-dark span {
  color: #64748b;
}

.blog-article-h1 {
  margin: 0.75rem 0 0.85rem;
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #fff;
}

.blog-meta {
  font-size: 0.875rem;
  color: var(--blog-soft);
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.blog-meta time {
  font-weight: 600;
  color: #334155;
}

.blog-meta--on-dark {
  color: #94a3b8;
}

.blog-meta--on-dark time {
  color: #e2e8f0;
}

.blog-listen {
  margin-top: 1.1rem;
  max-width: 28rem;
}

.blog-listen-label {
  margin: 0 0 0.45rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #bfdbfe;
}

.blog-listen-audio {
  display: block;
  width: 100%;
  height: 2.25rem;
  border-radius: 0.5rem;
  accent-color: #3b82f6;
}

.blog-article-body {
  max-width: 48rem;
  margin: 0 auto;
  padding: 1.75rem 1rem 4rem;
}

.blog-article-body--with-toc {
  max-width: 72rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem 2rem;
  align-items: start;
}

.blog-article-main {
  min-width: 0;
  max-width: 48rem;
}

/* TOC: móvil/mediano = details cerrado; desktop ancho = sticky a la derecha */
.blog-toc--desktop {
  display: none;
}

.blog-toc--mobile {
  margin: 0 0 0.25rem;
  padding: 0;
  border: 1px solid var(--blog-line);
  border-radius: 0.75rem;
  background: #f8fafc;
}

.blog-toc-summary {
  cursor: pointer;
  list-style: none;
  padding: 0.7rem 1rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #334155;
}

.blog-toc-summary::-webkit-details-marker {
  display: none;
}

.blog-toc-summary::after {
  content: "+";
  float: right;
  font-weight: 700;
  color: #64748b;
}

.blog-toc--mobile[open] .blog-toc-summary::after {
  content: "–";
}

.blog-toc-title {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #64748b;
}

.blog-toc-list {
  margin: 0;
  padding: 0 1rem 0.85rem 1.35rem;
}

.blog-toc--desktop .blog-toc-list {
  padding: 0 0 0 1rem;
}

.blog-toc-item {
  margin: 0.28rem 0;
  font-size: 0.82rem;
  line-height: 1.35;
}

.blog-toc-item--sub {
  margin-left: 0.65rem;
}

.blog-toc a {
  color: #1e40af;
  text-decoration: none;
}

.blog-toc a:hover {
  text-decoration: underline;
}

@media (min-width: 1100px) {
  .blog-article-body--with-toc {
    grid-template-columns: minmax(0, 48rem) 14rem;
    justify-content: center;
  }

  .blog-toc--mobile {
    display: none;
  }

  .blog-toc--desktop {
    display: block;
    position: sticky;
    top: 6.5rem;
    padding: 0.85rem 0.9rem;
    border: 1px solid var(--blog-line);
    border-radius: 0.75rem;
    background: #f8fafc;
    max-height: calc(100vh - 8rem);
    overflow: auto;
  }

  .blog-article-hero-inner {
    max-width: 72rem;
  }

  .blog-article-hero-inner .blog-article-h1,
  .blog-article-hero-inner .blog-meta,
  .blog-article-hero-inner .blog-chip,
  .blog-article-hero-inner .blog-breadcrumbs,
  .blog-article-hero-inner .blog-listen {
    max-width: 48rem;
  }
}

.blog-prose {
  font-size: 1.05rem;
  line-height: 1.75;
}

.blog-prose > *:first-child {
  margin-top: 0;
}

.blog-prose h2 {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--blog-ink);
  margin: 2.25rem 0 0.85rem;
  letter-spacing: -0.015em;
  scroll-margin-top: 6rem;
}

.blog-prose h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--blog-ink);
  margin: 1.75rem 0 0.65rem;
  scroll-margin-top: 6rem;
}

.blog-prose p {
  margin: 0 0 1.1rem;
}

.blog-prose ul,
.blog-prose ol {
  margin: 0 0 1.1rem;
  padding-left: 1.35rem;
}

.blog-prose li {
  margin-bottom: 0.4rem;
}

.blog-prose a {
  color: var(--blog-brand);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-prose a:hover {
  color: var(--blog-brand-dark);
}

.blog-prose strong {
  font-weight: 700;
  color: var(--blog-ink);
}

.blog-prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.9em;
  background: #f1f5f9;
  padding: 0.1em 0.35em;
  border-radius: 0.25rem;
}

.blog-prose pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 1rem 1.1rem;
  border-radius: 0.75rem;
  overflow-x: auto;
  margin: 0 0 1.25rem;
}

.blog-prose pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.blog-prose blockquote {
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--blog-brand);
  background: #f8fafc;
  color: #334155;
}

.blog-cta {
  margin-top: 3rem;
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--blog-line);
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
  border-radius: 0.9rem;
}

.blog-cta h2 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--blog-ink);
  margin: 0 0 0.6rem;
}

.blog-cta p {
  margin: 0 0 1.1rem;
  color: var(--blog-muted);
  line-height: 1.55;
}

.blog-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.blog-cta-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  border-radius: 0.65rem;
  font-size: 0.925rem;
  font-weight: 700;
  text-decoration: none;
}

.blog-cta-primary {
  background: var(--blog-brand);
  color: #fff;
}

.blog-cta-primary:hover {
  background: var(--blog-brand-dark);
}

.blog-cta-secondary {
  background: #fff;
  color: var(--blog-ink);
  border: 1px solid #cbd5e1;
}

.blog-cta-secondary:hover {
  border-color: #94a3b8;
  color: var(--blog-brand);
}

.blog-cta-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
}

.blog-cta-tools a {
  display: inline-flex;
  padding: 0.45rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 650;
  text-decoration: none;
  color: #1e40af;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
}

.blog-cta-tools a:hover {
  background: #dbeafe;
}

/* ---- Responsive ---- */
@media (max-width: 960px) {
  .blog-featured-link {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .blog-hero {
    padding: 6.25rem 1rem 2.25rem;
  }

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

  .blog-home {
    padding-top: 1.75rem;
  }
}

/* AEO: respuesta corta y preguntas frecuentes */
.blog-summary {
    border-left: 4px solid #2563eb;
    background: #eff6ff;
    padding: 1rem 1.25rem;
    border-radius: 0.5rem;
    margin: 0 0 1.5rem;
}
.blog-summary p { margin: 0; }
.blog-faq { margin-top: 2.5rem; }