:root {
  --bg: #0d1117;
  --bg-card: #161b22;
  --border: #262c36;
  --amber: #e07b39;
  --amber-dim: #b8622c;
  --text: #e6e8eb;
  --text-muted: #8b939f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

a { color: var(--amber); }

nav.site-nav {
  border-bottom: 1px solid var(--border);
  padding: 18px 20px;
}

nav.site-nav .nav-inner {
  max-width: 760px;
  margin: 0 auto;
}

nav.site-nav a.logo {
  color: var(--amber);
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}

article.content {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 20px;
}

article.content h1 {
  font-size: 1.9rem;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

article.content h2 {
  font-size: 1.3rem;
  margin-top: 36px;
  color: var(--amber);
}

article.content p {
  font-size: 1.05rem;
}

article.content ul,
article.content ol {
  font-size: 1.05rem;
  padding-left: 22px;
}

article.content .affiliate-note {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 20px 0;
}

.related-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 24px;
  margin-top: 40px;
}

.related-box h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.related-box ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

.related-box li { margin-bottom: 6px; }

footer.site-footer {
  margin-top: 56px;
  border-top: 1px solid var(--border);
  padding: 28px 20px 44px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

footer.site-footer p { max-width: 640px; margin: 6px auto; }

@media (max-width: 480px) {
  article.content h1 { font-size: 1.5rem; }
}