:root {
  --article-ink: #0f172a;
  --article-muted: #667085;
  --article-line: #dbe4ee;
  --article-soft: #f6f9ff;
  --article-blue: #1d4ed8;
  --article-blue-soft: #eff6ff;
  --article-orange: #f97316;
  --article-dark: #0a0a0a;
  --article-white: #ffffff;
}

html {
  scroll-behavior: smooth;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--article-dark);
  color: var(--article-white);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.nav .nav-inner {
  max-width: 1380px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-blog-link {
  color: #475467;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.nav-blog-link:hover {
  color: var(--article-blue);
}

main.article-page {
  max-width: none;
  margin: 0;
  padding: 0 24px 104px;
  background:
    linear-gradient(90deg, rgba(29, 78, 216, 0.035), transparent 22%, transparent 78%, rgba(249, 115, 22, 0.035)),
    var(--article-white);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(190px, 220px) minmax(0, 760px) minmax(210px, 250px);
  gap: clamp(30px, 4vw, 62px);
  max-width: 1380px;
  margin: 0 auto;
  align-items: start;
}

.article-content {
  min-width: 0;
  padding-top: 48px;
}

.article-content h1 {
  text-wrap: balance;
}

.article-content h2[id],
.article-content h3[id] {
  scroll-margin-top: 88px;
}

.article-content a:focus-visible,
.nav-blog-link:focus-visible,
.article-toc-link:focus-visible,
.related-link:focus-visible,
.article-product-link:focus-visible,
.article-toc-mobile summary:focus-visible {
  outline: 3px solid #9a3412;
  outline-offset: 4px;
  border-radius: 6px;
}

.nav a.cta,
.article-content .cta-box a.b1 {
  background: #c2410c;
  color: var(--article-white);
}

.article-toc-desktop,
.article-related {
  padding-top: 48px;
}

.article-toc-card,
.article-related-inner {
  position: sticky;
  top: 84px;
}

.article-rail-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--article-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

.article-rail-eyebrow::before {
  width: 18px;
  height: 3px;
  border-radius: 999px;
  background: var(--article-orange);
  content: '';
}

.article-toc-title {
  margin: 0 0 12px;
  color: var(--article-ink);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.article-toc-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 2px 0;
}

.article-toc-list::before {
  position: absolute;
  top: 13px;
  bottom: 13px;
  left: 6px;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--article-blue), #93c5fd 76%, var(--article-orange));
  content: '';
}

.article-toc-list li {
  margin: 0;
}

.article-toc-link {
  position: relative;
  display: block;
  padding: 8px 4px 8px 25px;
  color: #475467;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  transition: color 160ms ease, transform 160ms ease;
}

.article-toc-link::before {
  position: absolute;
  top: 14px;
  left: 2px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--article-white);
  border-radius: 50%;
  background: #93c5fd;
  box-shadow: 0 0 0 1px rgba(29, 78, 216, 0.25);
  content: '';
  transition: background 160ms ease, transform 160ms ease;
}

.article-toc-link:hover {
  color: var(--article-blue);
  transform: translateX(2px);
}

.article-toc-link:hover::before {
  background: var(--article-orange);
  transform: scale(1.15);
}

.article-toc-mobile {
  display: none;
  margin: 0 0 26px;
  border: 1px solid var(--article-line);
  border-radius: 14px;
  background: var(--article-soft);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.article-toc-mobile summary {
  position: relative;
  padding: 15px 48px 15px 18px;
  color: var(--article-ink);
  cursor: pointer;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 800;
  list-style: none;
}

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

.article-toc-mobile summary::after {
  position: absolute;
  top: 50%;
  right: 18px;
  color: var(--article-blue);
  content: '+';
  font-size: 22px;
  line-height: 1;
  transform: translateY(-50%);
}

.article-toc-mobile[open] summary::after {
  content: '−';
}

.article-toc-mobile .article-toc-list {
  margin: 0 18px 16px;
}

.article-toc-mobile .article-toc-link {
  display: flex;
  min-height: 44px;
  align-items: center;
}

.article-related-inner {
  display: grid;
  gap: 12px;
}

.article-published-index {
  display: grid;
}

.related-link {
  display: block;
  border-top: 1px solid var(--article-line);
  padding: 16px 4px 4px;
  color: inherit;
  text-decoration: none;
}

.related-link[aria-current='page'] {
  margin-inline: -10px;
  border-top-color: transparent;
  border-radius: 12px;
  padding-inline: 10px;
  background: var(--article-blue-soft);
  box-shadow: inset 3px 0 0 var(--article-blue);
}

.related-link[aria-current='page'] .related-link-kicker::after {
  margin-left: 6px;
  color: var(--article-muted);
  content: '· leyendo';
}

.related-link-kicker {
  display: block;
  margin-bottom: 5px;
  color: var(--article-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-link-title {
  display: block;
  color: var(--article-ink);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.35;
  transition: color 160ms ease;
}

.related-link:hover .related-link-title {
  color: var(--article-blue);
}

.article-all-link {
  display: inline-flex;
  width: max-content;
  min-height: 40px;
  align-items: center;
  color: var(--article-blue);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.article-all-link::after {
  margin-left: 7px;
  content: '→';
  font-size: 16px;
}

.article-product-link {
  display: block;
  overflow: hidden;
  margin-top: 10px;
  border-radius: 16px;
  padding: 18px;
  background:
    radial-gradient(circle at 90% 12%, rgba(249, 115, 22, 0.5), transparent 34%),
    var(--article-dark);
  color: var(--article-white);
  text-decoration: none;
}

.article-product-link span {
  display: block;
}

.article-product-label {
  margin-bottom: 7px;
  color: #fdba74;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-product-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.3;
}

.article-product-action {
  margin-top: 13px;
  color: #cbd5e1;
  font-size: 12px;
  font-weight: 700;
}

.article-content table {
  max-width: 100%;
}

.article-pagination {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.article-pagination a {
  display: flex;
  min-height: 94px;
  border: 1px solid var(--article-line);
  border-radius: 16px;
  padding: 17px 18px;
  background: var(--article-white);
  color: inherit;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.article-pagination a:hover {
  border-color: #93a9c1;
  transform: translateY(-2px);
}

.article-pagination-label {
  color: var(--article-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-pagination-title {
  color: var(--article-ink);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.35;
}

@media (max-width: 1180px) {
  .article-layout {
    grid-template-columns: minmax(180px, 210px) minmax(0, 760px);
    max-width: 1040px;
  }

  .article-related {
    grid-column: 2;
    padding-top: 0;
  }

  .article-related-inner {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 10px;
    border-top: 1px solid var(--article-line);
    padding-top: 28px;
  }

  .article-related .article-rail-eyebrow {
    grid-column: 1 / -1;
  }

  .article-published-index {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .article-all-link {
    grid-column: 1 / -1;
  }

  .article-product-link {
    margin-top: 0;
  }
}

@media (max-width: 900px) {
  main.article-page {
    padding-inline: 20px;
  }

  .article-layout {
    display: block;
    max-width: 760px;
  }

  .article-content {
    padding-top: 36px;
  }

  .article-toc-desktop {
    display: none;
  }

  .article-toc-mobile {
    display: block;
  }

  .article-related {
    padding-top: 34px;
  }

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

@media (max-width: 620px) {
  main.article-page {
    padding-inline: 18px;
    padding-bottom: 76px;
  }

  .article-content {
    padding-top: 28px;
  }

  .article-content h1 {
    font-size: clamp(31px, 9vw, 38px);
  }

  .article-content h2 {
    font-size: 24px;
  }

  .article-content .lead {
    padding: 17px 18px;
    font-size: 17px;
  }

  .article-content table {
    display: block;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
  }

  .article-related-inner {
    grid-template-columns: 1fr;
  }

  .article-published-index {
    grid-template-columns: 1fr;
  }

  .article-pagination {
    grid-template-columns: 1fr;
  }

  .nav-actions {
    gap: 12px;
  }

  .article-content .cta-box {
    padding: 28px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .article-toc-link,
  .article-toc-link::before,
  .related-link-title {
    transition: none;
  }

  .article-pagination a {
    transition: none;
  }
}