:root {
  --accent: #2563eb;
  --ink: #17181c;
  --muted: #5c6169;
  --line: #e6e6e6;
  --bg: #ffffff;
  --maxw: 720px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 18px;
}
body.font-system { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body.font-sans { font-family: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body.font-serif { font-family: Georgia, "Times New Roman", serif; }

.content { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.site-header {
  max-width: var(--maxw); margin: 0 auto; padding: 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; }
.nav a { color: var(--muted); text-decoration: none; margin-left: 16px; font-size: 15px; }
.nav a:hover { color: var(--accent); }

h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.15; margin: 0.6em 0 0.3em; }
h2 { font-size: 22px; margin-top: 1.6em; }
a { color: var(--accent); }

.hero { padding: 48px 0 24px; }
.lead { font-size: 20px; color: var(--muted); }

.cta {
  display: inline-block; background: var(--accent); color: #fff;
  padding: 14px 26px; border-radius: 8px; text-decoration: none; font-weight: 600;
  margin-top: 12px;
}
.cta:hover { filter: brightness(0.94); }
.cta-outline { background: transparent; color: var(--accent); border: 2px solid var(--accent); }

.bullets ul { list-style: none; padding: 0; }
.bullets li { padding: 10px 0 10px 28px; position: relative; border-bottom: 1px solid var(--line); }
.bullets li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

.secondary { padding: 32px 0; }

.advertorial { padding: 32px 0; }
.ad-label, .kicker { text-transform: uppercase; letter-spacing: .08em; font-size: 12px; color: var(--muted); margin: 0; }
.ad-label { border: 1px solid var(--line); display: inline-block; padding: 2px 8px; border-radius: 4px; }
.byline { color: var(--muted); font-size: 14px; }
.inline-cta { text-align: center; margin: 32px 0; }
.disclosure, .fineprint { font-size: 13px; color: var(--muted); }

.post-list { list-style: none; padding: 0; }
.post-list li { padding: 20px 0; border-bottom: 1px solid var(--line); }
.post-list h2 { margin: 0; }
.post-meta { color: var(--muted); font-size: 14px; }

.legal { padding: 32px 0; }
.legal h1 { margin-top: 0.4em; }

.site-footer {
  max-width: var(--maxw); margin: 48px auto 0; padding: 24px 20px 48px;
  border-top: 1px solid var(--line);
}
.legal-nav a { color: var(--muted); font-size: 14px; margin-right: 16px; text-decoration: none; }
.legal-nav a:hover { color: var(--accent); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }