.learn-hero h1 {
  font-size: clamp(2.5rem, 4.3vw, 4rem);
  letter-spacing: -.065em;
  line-height: 1.08;
  text-wrap: balance;
}

.learn-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
  color: #53616b;
  font-size: 13px;
}

.learn-hero-note,
.learn-meta {
  color: #53616b;
  font-size: 13px;
  line-height: 1.7;
}

.learn-page a:not([class]):hover,
.learn-page summary:hover {
  color: #087fa8;
}

.learn-page a:focus-visible,
.learn-page summary:focus-visible,
.learn-table:focus-visible {
  outline: 2px solid var(--v3-blue);
  outline-offset: 5px;
}

.learn-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.learn-card {
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3vw, 38px);
  border: 1px solid var(--v3-line);
  border-radius: 16px;
  background: #fff;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.learn-card:hover {
  border-color: #a7d7eb;
  box-shadow: 0 12px 30px rgba(40, 101, 133, .06);
}

.learn-card h3 {
  margin: 0;
  color: var(--v3-ink);
  font-size: 23px;
  font-weight: 560;
  line-height: 1.22;
  letter-spacing: -.045em;
}

.learn-card h3 a {
  text-decoration: none;
}

.learn-card-link {
  align-self: start;
  margin-top: auto;
  padding-top: 16px;
  color: #087fa8;
  font-size: 14px;
  font-weight: 600;
  text-underline-offset: 4px;
}

.learn-article-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 760px);
  justify-content: center;
  align-items: start;
  gap: clamp(40px, 6vw, 96px);
  padding-block: 64px 96px;
}

.learn-toc {
  padding: 24px;
  border: 1px solid var(--v3-line);
  border-radius: 16px;
  background: var(--v3-soft);
}

.learn-toc h2 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 650;
}

.learn-toc ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
  color: #53616b;
  font-size: 13px;
  line-height: 1.6;
}

.learn-toc a {
  text-decoration: none;
}

.learn-body {
  min-width: 0;
  color: #43535f;
  font-size: 17px;
  line-height: 1.8;
}

.learn-body section {
  margin-top: 52px;
  scroll-margin-top: 105px;
}

.learn-body h2 {
  margin: 0 0 20px;
  color: var(--v3-ink);
  font-size: clamp(1.7rem, 2.5vw, 2.2rem);
  font-weight: 560;
  letter-spacing: -.045em;
  line-height: 1.2;
  text-wrap: balance;
}

.learn-body p {
  margin: 0 0 20px;
}

.learn-body a,
.learn-disclaimer a {
  color: #087fa8;
  text-underline-offset: 3px;
}

.learn-disclaimer {
  margin-top: 40px;
  padding: 24px;
  border-left: 3px solid #90c9e2;
  border-radius: 0 12px 12px 0;
  background: var(--v3-soft);
}

.learn-body > .learn-disclaimer {
  margin-top: 0;
}

.learn-page .learn-disclaimer p {
  margin: 0 0 10px;
  color: #53616b;
  font-size: 13px;
  line-height: 1.7;
}

.learn-disclaimer p:last-child {
  margin-bottom: 0;
}

.learn-community {
  margin-block: 40px;
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid #d4e9f3;
  border-radius: 16px;
  background: radial-gradient(ellipse at top right, #eef9fd, #fff 80%);
}

.learn-table {
  max-width: 100%;
  margin-block: 28px;
  overflow-x: auto;
  border: 1px solid var(--v3-line);
  border-radius: 12px;
}

.learn-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
}

.learn-table caption {
  padding: 16px;
  text-align: left;
  color: #53616b;
  background: var(--v3-soft);
}

.learn-table th,
.learn-table td {
  min-width: 120px;
  padding: 16px;
  border-top: 1px solid var(--v3-line);
  text-align: left;
  vertical-align: top;
}

.learn-table th {
  color: var(--v3-ink);
  font-weight: 600;
}

.learn-body details {
  padding-block: 20px;
  border-bottom: 1px solid var(--v3-line);
}

.learn-body summary {
  cursor: pointer;
  color: var(--v3-ink);
  font-weight: 600;
  line-height: 1.5;
}

.learn-body details p {
  margin: 16px 0 0;
}

.learn-sources {
  padding-top: 28px;
  border-top: 1px solid var(--v3-line);
  font-size: 14px;
}

@media (max-width: 1000px) {
  .learn-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .learn-article-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 32px; }
}

@media (max-width: 800px) {
  .learn-article-layout { grid-template-columns: minmax(0, 720px); padding-block: 40px 64px; }
  .learn-hero .company-hero-art { max-width: 360px; justify-self: center; }
}

@media (max-width: 600px) {
  .learn-cards { grid-template-columns: minmax(0, 1fr); }
  .learn-body { font-size: 16px; }
  .learn-hero h1 { font-size: clamp(2.25rem, 8vw, 3rem); }
}

@media (prefers-reduced-motion: reduce) {
  .learn-card { transition: none; }
}