.content-page {
  background:
    radial-gradient(circle at 8% 8%, rgba(86, 214, 163, 0.15), transparent 28%),
    radial-gradient(circle at 88% 16%, rgba(88, 199, 255, 0.14), transparent 24%),
    var(--paper);
}

.content-nav .nav-inner {
  min-height: 68px;
}

.content-nav .nav-links {
  flex-wrap: wrap;
}

.content-hero {
  padding: clamp(54px, 8vw, 92px) 0 clamp(46px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(130deg, rgba(255, 255, 255, 0.92), rgba(238, 248, 245, 0.78)),
    var(--paper);
}

.content-hero-inner {
  max-width: 920px;
}

.content-hero h1 {
  max-width: 17ch;
  font-size: clamp(42px, 6.4vw, 76px);
  line-height: 1.02;
}

.content-hero .lead {
  max-width: 72ch;
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.66;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.breadcrumbs a:hover {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-meta,
.guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.article-meta {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 780px);
  justify-content: center;
  padding-top: clamp(48px, 7vw, 78px);
  padding-bottom: clamp(64px, 9vw, 110px);
}

.article-content > section {
  margin-top: 48px;
}

.article-content > section:first-child {
  margin-top: 0;
}

.article-content h2,
.section-copy h2,
.content-cta h2,
.editorial-callout h2 {
  color: var(--ink);
  font-size: clamp(28px, 3.8vw, 42px);
  line-height: 1.12;
}

.article-content p,
.article-content li,
.section-copy p,
.content-cta p,
.editorial-callout p {
  color: #46534c;
  font-size: 17px;
  line-height: 1.78;
}

.article-content p {
  margin: 16px 0 0;
}

.article-content ul {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding-left: 24px;
}

.article-content li::marker {
  color: var(--teal);
}

.article-content a,
.content-section a:not(.button),
.editorial-callout a {
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(15, 118, 110, 0.32);
  text-underline-offset: 4px;
}

.article-note {
  margin-top: 24px;
  padding: 22px 24px;
  border: 1px solid rgba(15, 118, 110, 0.28);
  border-left: 5px solid var(--teal);
  border-radius: 12px;
  background: rgba(232, 248, 241, 0.72);
}

.article-note strong {
  display: block;
  color: var(--teal-dark);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.article-note p {
  margin-top: 8px;
}

.article-next {
  padding-top: 42px;
  border-top: 1px solid var(--line);
}

.related-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.related-links a {
  display: grid;
  gap: 9px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-tight);
  text-decoration: none;
}

.related-links a:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.related-links span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.55;
}

.article-byline {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: start;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.64);
}

.article-byline img {
  width: 54px;
  height: 54px;
}

.article-byline p {
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.6;
}

.content-section {
  padding-top: clamp(54px, 8vw, 92px);
  padding-bottom: clamp(54px, 8vw, 92px);
}

.section-copy {
  max-width: 740px;
  margin-bottom: 32px;
}

.section-copy p:not(.eyebrow) {
  margin: 14px 0 0;
}

.catalog-grid,
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.catalog-card,
.guide-card,
.roadmap-card {
  min-width: 0;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-tight);
}

.catalog-card h2,
.guide-card h2 {
  margin-top: 12px;
  font-size: clamp(23px, 2.8vw, 31px);
  line-height: 1.16;
}

.roadmap-card h3 {
  margin-top: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.catalog-card p,
.guide-card p,
.roadmap-card p {
  color: #526058;
  font-size: 15px;
  line-height: 1.65;
}

.catalog-card p,
.guide-card p {
  margin: 14px 0 0;
}

.roadmap-card p:not(.card-label) {
  margin: 10px 0 0;
}

.card-label {
  margin: 0 !important;
  color: var(--violet) !important;
  font-size: 11px !important;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.text-link {
  display: inline-flex;
  gap: 8px;
  margin-top: 20px;
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 800;
}

.roadmap-band {
  background: rgba(235, 241, 236, 0.7);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.content-cta,
.editorial-callout {
  margin-top: clamp(54px, 8vw, 90px);
  margin-bottom: clamp(64px, 9vw, 110px);
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 92% 20%, rgba(88, 199, 255, 0.18), transparent 32%),
    linear-gradient(140deg, rgba(255, 255, 255, 0.94), rgba(234, 247, 241, 0.92));
  box-shadow: var(--shadow);
}

.content-cta p {
  max-width: 720px;
  margin: 14px 0 22px;
}

.editorial-callout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: end;
}

.editorial-callout p {
  margin: 0 0 12px;
}

.guide-meta {
  justify-content: space-between;
  color: var(--violet);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.content-footer {
  align-items: flex-start;
}

.content-footer .footer-links {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.not-found-main {
  display: grid;
  min-height: 68vh;
  align-items: center;
  padding: 70px 0;
}

.not-found-card {
  padding: clamp(34px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.not-found-card h1 {
  max-width: 15ch;
}

@media (max-width: 820px) {
  .content-nav {
    position: relative;
  }

  .content-nav .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 9px 0 12px;
  }

  .content-nav .brand-logo {
    width: 190px;
  }

  .content-nav .nav-links {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 0 0 2px;
  }

  .content-nav .nav-links a {
    flex: 0 0 auto;
  }

  .catalog-grid,
  .guide-grid,
  .editorial-callout,
  .related-links {
    grid-template-columns: 1fr;
  }

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

  .content-hero {
    padding-top: 44px;
  }

  .content-hero h1 {
    font-size: clamp(38px, 11.5vw, 58px);
  }

  .article-content p,
  .article-content li,
  .section-copy p,
  .content-cta p,
  .editorial-callout p {
    font-size: 16px;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 28px), var(--max));
    max-width: calc(100vw - 28px);
  }

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

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

  .content-footer .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .related-links a,
  .button {
    transition: none;
  }
}