:root {
  --articles-navy: #052f57;
  --articles-blue: #0b4778;
  --articles-gold: #f4b000;
  --articles-cream: #fff8e9;
  --articles-line: #dce7f0;
  --articles-muted: #536987;
}

.articles-page {
  color: var(--articles-navy);
  background:
    radial-gradient(circle at 90% 9%, rgba(244, 176, 0, 0.12), transparent 22rem),
    linear-gradient(180deg, #fffdf8 0, #fff 34rem, #fffaf0 100%);
}

.articles-page *,
.articles-page *::before,
.articles-page *::after {
  box-sizing: border-box;
}

.articles-page .main-nav a[aria-current="page"] {
  color: var(--articles-navy) !important;
  box-shadow: none;
}

.articles-page .articles-shell {
  width: min(100% - 48px, 1360px);
  margin-inline: auto;
}

.articles-page .articles-breadcrumbs {
  margin: 30px 0 20px;
  color: var(--articles-muted);
  font-size: 13px;
}

.articles-page .articles-breadcrumbs a {
  color: var(--articles-navy);
  font-weight: 750;
  text-decoration: none;
}

.articles-page .articles-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(310px, .7fr);
  gap: 48px;
  align-items: end;
  padding: clamp(34px, 5vw, 72px);
  border: 1px solid var(--articles-line);
  border-radius: 28px;
  background:
    linear-gradient(118deg, #fff 0 68%, rgba(244, 176, 0, .12) 68% 100%);
  box-shadow: 0 24px 70px rgba(5, 47, 87, .08);
}

.articles-page .articles-eyebrow,
.articles-page .article-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: #8b6500;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.articles-page .articles-eyebrow::before,
.articles-page .article-kicker::before {
  width: 28px;
  height: 3px;
  content: "";
  border-radius: 999px;
  background: var(--articles-gold);
}

.articles-page .articles-hero h1,
.articles-page .article-hero h1 {
  max-width: 920px;
  margin: 0;
  color: var(--articles-navy);
  font-size: clamp(36px, 4vw, 62px);
  line-height: 1.06;
  letter-spacing: -.035em;
}

.articles-page .articles-hero__lead {
  max-width: 820px;
  margin: 24px 0 0;
  color: var(--articles-muted);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.65;
}

.articles-page .articles-hero__aside {
  padding: 24px;
  border: 1px solid rgba(244, 176, 0, .5);
  border-radius: 20px;
  background: rgba(255, 250, 239, .86);
}

.articles-page .articles-hero__aside strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.articles-page .articles-hero__aside p {
  margin: 0;
  color: var(--articles-muted);
  line-height: 1.55;
}

.articles-page .article-category-nav {
  display: flex;
  gap: 10px;
  margin: 30px 0 34px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.articles-page .article-category-nav button {
  flex: 0 0 auto;
  min-height: 42px;
  padding: 10px 17px;
  color: var(--articles-navy);
  border: 1px solid var(--articles-line);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.articles-page .article-category-nav button:hover,
.articles-page .article-category-nav button:focus-visible,
.articles-page .article-category-nav button.is-active {
  border-color: var(--articles-gold);
  background: #fff7dc;
  outline: none;
}

.articles-page .article-featured {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .78fr);
  margin-bottom: 32px;
  overflow: hidden;
  border: 1px solid var(--articles-line);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(5, 47, 87, .07);
}

.articles-page .article-featured__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(30px, 5vw, 64px);
}

.articles-page .article-featured__visual {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  background: #eef3f7;
}

.articles-page .article-featured__visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  object-position: 58% center;
}

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

.articles-page .article-meta__category {
  color: #7a5900;
}

.articles-page .article-featured h2,
.articles-page .article-card h2 {
  margin: 0;
  color: var(--articles-navy);
  letter-spacing: -.02em;
}

.articles-page .article-featured h2 {
  max-width: 780px;
  font-size: clamp(30px, 3vw, 45px);
  line-height: 1.12;
}

.articles-page .article-featured p,
.articles-page .article-card p {
  color: var(--articles-muted);
  line-height: 1.65;
}

.articles-page .article-featured p {
  max-width: 760px;
  margin: 22px 0 28px;
  font-size: 17px;
}

.articles-page .article-read-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  color: var(--articles-navy);
  font-weight: 900;
  text-decoration: none;
}

.articles-page .article-read-link::after {
  content: "→";
  color: var(--articles-gold);
  font-size: 22px;
  transition: transform .2s ease;
}

.articles-page .article-read-link:hover::after {
  transform: translateX(5px);
}

.articles-page .articles-section-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin: 44px 0 20px;
}

.articles-page .articles-section-heading h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -.025em;
}

.articles-page .articles-section-heading p {
  max-width: 520px;
  margin: 0;
  color: var(--articles-muted);
  line-height: 1.55;
}

.articles-page .article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.articles-page .article-card {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--articles-line);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 12px 36px rgba(5, 47, 87, .05);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.articles-page .article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(244, 176, 0, .65);
  box-shadow: 0 18px 44px rgba(5, 47, 87, .09);
}

.articles-page .article-card[hidden] {
  display: none;
}

.articles-page .article-card h2 {
  font-size: 23px;
  line-height: 1.25;
}

.articles-page .article-card p {
  margin: 16px 0 22px;
}

.articles-page .article-card__number {
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 22px;
  place-items: center;
  color: var(--articles-navy);
  border-radius: 13px;
  background: #fff3c9;
  font-weight: 900;
}

.articles-page .articles-empty {
  padding: 34px;
  text-align: center;
  border: 1px dashed var(--articles-line);
  border-radius: 18px;
  color: var(--articles-muted);
  background: #fff;
}

.articles-page .articles-cta {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: center;
  margin: 56px 0 70px;
  padding: clamp(28px, 4vw, 48px);
  color: #fff;
  border-radius: 24px;
  background: linear-gradient(105deg, #052f57, #176785);
}

.articles-page .articles-cta h2 {
  margin: 0 0 8px;
  color: #fff;
  font-size: clamp(26px, 3vw, 40px);
}

.articles-page .articles-cta p {
  max-width: 760px;
  margin: 0;
  color: rgba(255,255,255,.82);
  line-height: 1.55;
}

.articles-page .articles-cta .primary-button {
  flex: 0 0 auto;
}

/* Article detail */
.articles-page .article-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 0;
  height: 4px;
  background: var(--articles-gold);
}

.articles-page .article-hero {
  padding: clamp(38px, 6vw, 76px) 0 44px;
  border-bottom: 1px solid var(--articles-line);
}

.articles-page .article-hero h1 {
  max-width: 1050px;
}

.articles-page .article-hero__lead {
  max-width: 920px;
  margin: 24px 0;
  color: var(--articles-muted);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.6;
}

.articles-page .article-layout {
  display: grid;
  grid-template-columns: minmax(0, 850px) minmax(260px, 330px);
  gap: clamp(40px, 7vw, 94px);
  align-items: start;
  padding: 48px 0 76px;
}

.articles-page .article-body {
  min-width: 0;
  color: #183d63;
  font-size: 18px;
  line-height: 1.78;
}

.articles-page .article-body > :first-child {
  margin-top: 0;
}

.articles-page .article-body h2 {
  margin: 52px 0 18px;
  color: var(--articles-navy);
  font-size: clamp(27px, 3vw, 36px);
  line-height: 1.2;
  letter-spacing: -.02em;
  scroll-margin-top: 190px;
}

.articles-page .article-body h3 {
  margin: 32px 0 12px;
  color: var(--articles-navy);
  font-size: 21px;
}

.articles-page .article-body p {
  margin: 0 0 22px;
}

.articles-page .article-body ul,
.articles-page .article-body ol {
  margin: 0 0 26px;
  padding-left: 1.35em;
}

.articles-page .article-body li {
  margin: 8px 0;
  padding-left: 5px;
}

.articles-page .article-body li::marker {
  color: var(--articles-gold);
  font-weight: 900;
}

.articles-page .article-body .article-callout {
  margin: 34px 0;
  padding: 26px 28px;
  border: 1px solid rgba(244,176,0,.55);
  border-left: 5px solid var(--articles-gold);
  border-radius: 16px;
  background: var(--articles-cream);
}

.articles-page .article-body .article-callout strong {
  display: block;
  margin-bottom: 8px;
  color: var(--articles-navy);
}

.articles-page .article-body .article-equation {
  margin: 28px 0;
  padding: 22px;
  overflow-x: auto;
  text-align: center;
  border-radius: 14px;
  color: var(--articles-navy);
  background: #f4f8fb;
  font: 700 20px/1.4 Georgia, serif;
}

.articles-page .article-body table {
  width: 100%;
  margin: 30px 0;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid var(--articles-line);
  border-radius: 14px;
  font-size: 15px;
}

.articles-page .article-body th,
.articles-page .article-body td {
  padding: 13px 15px;
  text-align: left;
  border-bottom: 1px solid var(--articles-line);
}

.articles-page .article-body th {
  color: var(--articles-navy);
  background: #f5f8fb;
}

.articles-page .article-body tr:last-child td {
  border-bottom: 0;
}

.articles-page .article-sidebar {
  position: sticky;
  top: 178px;
}

.articles-page .article-toc,
.articles-page .article-sidebar-card {
  padding: 24px;
  border: 1px solid var(--articles-line);
  border-radius: 18px;
  background: #fff;
}

.articles-page .article-toc strong {
  display: block;
  margin-bottom: 14px;
  font-size: 18px;
}

.articles-page .article-toc ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 18px;
  color: var(--articles-muted);
  font-size: 14px;
  line-height: 1.4;
}

.articles-page .article-toc a {
  color: inherit;
  text-decoration: none;
}

.articles-page .article-toc a:hover {
  color: var(--articles-navy);
}

.articles-page .article-sidebar-card {
  margin-top: 16px;
  border-color: rgba(244,176,0,.45);
  background: var(--articles-cream);
}

.articles-page .article-sidebar-card strong {
  display: block;
  font-size: 19px;
}

.articles-page .article-sidebar-card p {
  margin: 8px 0 16px;
  color: var(--articles-muted);
  font-size: 14px;
  line-height: 1.5;
}

.articles-page .article-bottom-cta {
  margin-top: 54px;
  padding: clamp(28px, 4vw, 42px);
  border-radius: 22px;
  color: #fff;
  background: linear-gradient(110deg, #052f57, #0f6280);
}

.articles-page .article-bottom-cta h2 {
  margin: 0 0 10px;
  color: #fff;
}

.articles-page .article-bottom-cta p {
  color: rgba(255,255,255,.82);
}

.articles-page .article-bottom-cta .primary-button {
  display: inline-flex;
  margin-top: 8px;
}

.articles-page .article-related {
  padding: 54px 0 72px;
  border-top: 1px solid var(--articles-line);
}

.articles-page .article-related h2 {
  margin: 0 0 22px;
  font-size: 32px;
}

.articles-page .article-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.articles-page .article-related__grid a {
  display: block;
  padding: 22px;
  color: var(--articles-navy);
  border: 1px solid var(--articles-line);
  border-radius: 16px;
  background: #fff;
  font-weight: 850;
  line-height: 1.4;
  text-decoration: none;
}

.articles-page .article-related__grid a:hover {
  border-color: var(--articles-gold);
}

@media (max-width: 1040px) {
  .articles-page .articles-hero,
  .articles-page .article-featured {
    grid-template-columns: 1fr;
  }

  .articles-page .article-featured__visual {
    min-height: 260px;
  }

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

  .articles-page .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .articles-page .article-sidebar {
    position: static;
    order: -1;
  }

  .articles-page .article-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .articles-page .article-category-nav {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .articles-page .articles-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .articles-page .articles-cta .primary-button {
    width: auto;
    max-width: 100%;
  }
}

@media (max-width: 700px) {
  .articles-page .articles-shell {
    width: min(100% - 28px, 1360px);
  }

  .articles-page .articles-hero {
    gap: 28px;
    padding: 28px 22px;
    border-radius: 20px;
    background: #fff;
  }

  .articles-page .articles-hero h1,
  .articles-page .article-hero h1 {
    font-size: clamp(34px, 10vw, 46px);
  }

  .articles-page .article-featured__copy {
    padding: 28px 22px;
  }

  .articles-page .article-featured__visual {
    min-height: 210px;
  }

  .articles-page .articles-section-heading,
  .articles-page .articles-cta {
    align-items: stretch;
    flex-direction: column;
  }

  .articles-page .article-grid,
  .articles-page .article-related__grid,
  .articles-page .article-toc ol {
    grid-template-columns: 1fr;
  }

  .articles-page .article-card {
    min-height: 0;
  }

  .articles-page .article-layout {
    gap: 28px;
    padding-top: 30px;
  }

  .articles-page .article-body {
    font-size: 17px;
  }

  .articles-page .article-body h2 {
    scroll-margin-top: 26px;
  }

  .articles-page .article-body table {
    display: block;
    overflow-x: auto;
  }
}