body { font-family: -apple-system, "Apple SD Gothic Neo", sans-serif; max-width: 720px; margin: 0 auto; padding: 32px 20px; line-height: 1.7; color: #222; }
h1 { color: #1d4d38; border-bottom: 3px solid #1d4d38; padding-bottom: 8px; }
h2 { color: #1d4d38; margin-top: 32px; }
a { color: #1d4d38; }
footer { margin-top: 48px; font-size: 0.85em; color: #888; border-top: 1px solid #ddd; padding-top: 16px; }
@media (prefers-color-scheme: dark) { body { background: #1a1a18; color: #eee; } h1, h2, a { color: #7fc9a4; } h1 { border-color: #7fc9a4; } }