body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.75;
  color: #111;
  background: #f5f7fb;
}
.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  background: #ffffff;
  box-shadow: 0 20px 60px rgba(18, 35, 66, 0.08);
}
header {
  margin-bottom: 1.5rem;
}
h1 {
  font-size: 2rem;
  line-height: 1.1;
  margin: 0 0 0.75rem;
}
.meta {
  color: #5e6c84;
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}
p {
  margin: 1rem 0;
}
h2 {
  font-size: 1.35rem;
  margin: 2rem 0 1rem;
}
h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.75rem;
}
ul {
  margin: 0.75rem 0 1rem 1.2rem;
}
li {
  margin-bottom: 0.5rem;
}
a {
  color: #1a4f9c;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
img {
  width: 100%;
  height: auto;
  margin: 1rem 0;
  border: 1px solid #dfe3ea;
  border-radius: 4px;
}
figure {
  margin: 1rem 0;
}
figcaption {
  color: #5e6c84;
  font-size: 0.95rem;
  margin-top: 0.5rem;
}
.language {
  padding: 1rem 0;
}
.lang-label {
  display: inline-flex;
  background: #eef4ff;
  color: #1e3f8a;
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.related {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #e7ecf4;
}
.related ul {
  margin: 0.75rem 0 0 1.2rem;
}
footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #e7ecf4;
  color: #5e6c84;
  font-size: 0.95rem;
}
.note {
  padding: 1rem;
  background: #f2f6ff;
  border-left: 4px solid #a3c5ff;
  margin: 1.25rem 0;
}
@media (max-width: 640px) {
  .page {
    padding: 1.2rem;
  }
}