:root { --bg: #eef2f1; --surface: #ffffff; --ink: #15211e; --muted: #5d6c68; --line: #d3dcd9; --accent: #0d6b5c; }
@media (prefers-color-scheme: dark) { :root { --bg: #0e1513; --surface: #16201d; --ink: #e6efec; --muted: #94a5a0; --line: #2a3734; --accent: #4fc2a8; color-scheme: dark; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 68ch; margin: 0 auto; padding-block: 32px 64px; padding-left: max(18px, env(safe-area-inset-left, 0px)); padding-right: max(18px, env(safe-area-inset-right, 0px)); }
h1 { font-size: 28px; line-height: 1.15; margin: 0 0 4px; letter-spacing: -.02em; }
h2 { font-size: 18px; margin: 28px 0 6px; }
p, li { color: var(--ink); }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
a { color: var(--accent); font-weight: 600; }
.voltar { display: inline-block; margin-bottom: 20px; }