/* Marketing / docs shared stylesheet for static pages under /features, /pricing,
   /how-it-works, /faq, /changelog. Kept small and self-contained — inlined
   critical colors match brand green #1a472a used throughout the app. */

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: #f8f9fa;
  color: #212529;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: #1a472a; }
a:hover { text-decoration: underline; }

.topbar {
  background: #1a472a;
  color: #fff;
  padding: 14px 20px;
}

.topbar-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  text-decoration: none;
  letter-spacing: 0.2px;
}

.brand:hover { text-decoration: none; opacity: 0.9; }

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
}

.topnav a {
  color: #a8d5ba;
  text-decoration: none;
}

.topnav a:hover { color: #fff; text-decoration: underline; }
.topnav a[aria-current="page"] { color: #fff; font-weight: 600; }

.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

h1 {
  font-size: 32px;
  line-height: 1.2;
  color: #1a472a;
  margin: 0 0 12px;
}

h2 {
  font-size: 22px;
  color: #1a472a;
  margin: 32px 0 12px;
}

h3 {
  font-size: 17px;
  color: #212529;
  margin: 20px 0 6px;
}

p { margin: 0 0 14px; color: #343a40; }

ul, ol { padding-left: 22px; margin: 0 0 16px; }
li { margin: 6px 0; }

.lede {
  font-size: 18px;
  color: #495057;
  margin-bottom: 18px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.btn {
  display: inline-block;
  background: #1a472a;
  color: #fff;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 700;
  text-decoration: none;
}

.btn:hover { background: #0f2f1b; text-decoration: none; }

.btn-secondary {
  background: #fff;
  color: #1a472a;
  border: 1px solid #1a472a;
}

.btn-secondary:hover { background: #e8f5e9; }

.card {
  background: #fff;
  border: 1px solid #e9ecef;
  border-radius: 12px;
  padding: 18px 20px;
  margin: 14px 0;
}

.card h3 { margin-top: 0; }

.badge-free {
  display: inline-block;
  background: #e8f5e9;
  color: #1a472a;
  border: 1px solid #c8e6c9;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
}

.callout {
  background: #e8f5e9;
  border-left: 4px solid #1a472a;
  border-radius: 8px;
  padding: 14px 16px;
  margin: 16px 0;
  color: #1a472a;
}

.formula {
  background: #f1f3f4;
  border-radius: 8px;
  padding: 12px 14px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 14px;
  margin: 10px 0 18px;
  overflow-x: auto;
}

.faq dt {
  font-weight: 600;
  color: #212529;
  margin-top: 18px;
}

.faq dd {
  margin: 6px 0 0;
  color: #495057;
}

.changelog-entry { margin-bottom: 20px; }
.changelog-entry h3 { margin-bottom: 2px; }
.changelog-date { color: #868e96; font-size: 13px; }

.footer {
  border-top: 1px solid #e9ecef;
  margin-top: 40px;
  padding: 24px 20px;
  text-align: center;
  color: #6c757d;
  font-size: 14px;
}

.footer a { color: #1a472a; text-decoration: none; }
.footer a:hover { text-decoration: underline; }

@media (max-width: 520px) {
  h1 { font-size: 26px; }
  h2 { font-size: 19px; }
  .page { padding: 24px 16px 40px; }
}