body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; max-width: 700px; margin: 0 auto; padding: 24px 20px 60px; line-height: 1.55; color: #1b1f2a; background: #fff; }
h1 { font-size: 1.5rem; margin-bottom: 4px; }
h2 { font-size: 1.1rem; margin-top: 2em; border-bottom: 1px solid #e2e5eb; padding-bottom: 4px; }
p, li { font-size: 0.97rem; }
.meta { color: #666; font-size: 0.9rem; margin-bottom: 1.5em; }
a { color: #1a4fd6; }
footer { margin-top: 3em; padding-top: 1em; border-top: 1px solid #e2e5eb; font-size: 0.85rem; color: #666; }
.lang-switch { font-size: 0.9rem; margin-bottom: 1.5em; }