:root { color-scheme: light; }
body { margin: 0; font: 17px/1.55 -apple-system, "Segoe UI", Helvetica, Arial, sans-serif; color: #1c2b36; background: #f6f8fa; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 56px; background: #fff; }
header { display: grid; grid-template-columns: 56px 1fr; gap: 16px; align-items: center; margin-bottom: 8px; }
header h1 { margin: 0; font-size: 28px; color: #1F5F8B; }
header .meta { grid-column: 1 / -1; margin: 0; color: #5a6b78; font-size: 14px; }
h2 { font-size: 20px; margin: 28px 0 8px; color: #153F5C; }
.aviso { border-left: 4px solid #1F5F8B; background: #eef4f9; padding: 12px 16px; margin: 20px 0; }
a { color: #1F5F8B; }
footer { margin-top: 40px; padding-top: 16px; border-top: 1px solid #e1e7ec; font-size: 15px; }