:root {
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #5a606b;
  --line: #e2e5ea;
  --soft: #f4f6f9;
  --accent: #1f4fd1;
  --accent-fg: #ffffff;
  --warn: #8a2a00;
  --radius: 10px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111317;
    --fg: #e9ecf1;
    --muted: #a3aab6;
    --line: #2a2f37;
    --soft: #1a1e24;
    --accent: #7ea2ff;
    --accent-fg: #0b0d10;
    --warn: #ffb08a;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
img { max-width: 100%; height: auto; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; background: var(--bg); padding: 4px 8px; }
.draft { background: #b00020; color: #fff; padding: 8px 16px; text-align: center; font-size: 15px; }

.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 19px; color: var(--fg); text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
.brand img { display: block; border-radius: 6px; }
.site-header nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.site-header nav a { color: var(--fg); text-decoration: none; }
.site-header nav a:hover { text-decoration: underline; }
.nav-cta { background: var(--accent); color: var(--accent-fg) !important; padding: 6px 12px; border-radius: var(--radius); }

main { padding: 24px 16px 56px; }
h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.15; margin: 16px 0 12px; }
h2 { font-size: 24px; line-height: 1.25; margin: 36px 0 12px; }
h3 { font-size: 19px; margin: 0 0 8px; }
.lead, .lead p { font-size: 19px; color: var(--fg); }
.updated, .small, .disclaimer, .plan-note { color: var(--muted); font-size: 15px; }

.button {
  display: inline-block; background: var(--accent); color: var(--accent-fg);
  padding: 11px 18px; border-radius: var(--radius); text-decoration: none; font-weight: 600;
  border: 1px solid var(--accent);
}
.button.secondary { background: transparent; color: var(--accent); }
.button.disabled { background: var(--soft); color: var(--muted); border-color: var(--line); cursor: not-allowed; }
.cta-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

.hero { padding: 24px 0 8px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 24px; }
.feature { background: var(--soft); border-radius: var(--radius); padding: 16px; }
.feature p { margin: 0; }

.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.plan { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 8px; }
.plan.highlight { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan .price { font-size: 30px; font-weight: 700; margin: 0; }
.plan .price span { font-size: 16px; font-weight: 400; color: var(--muted); }
.plan ul { padding-left: 20px; margin: 4px 0 8px; flex: 1; }

details { border-bottom: 1px solid var(--line); padding: 10px 0; }
summary { cursor: pointer; font-weight: 600; }

.table-wrap { overflow-x: auto; margin: 12px 0; }
table { border-collapse: collapse; width: 100%; min-width: 480px; }
th, td { text-align: left; vertical-align: top; padding: 10px; border-bottom: 1px solid var(--line); }
thead th { background: var(--soft); }

.cta { background: var(--soft); border-radius: var(--radius); padding: 18px; margin: 32px 0; }
.cta p:first-child { margin-top: 0; font-weight: 600; }
.trigger { border-left: 4px solid var(--accent); padding: 4px 16px; background: var(--soft); margin: 12px 0; }
.sources ul { font-size: 15px; color: var(--muted); }
.disclaimer { border-top: 1px solid var(--line); padding-top: 12px; margin-top: 24px; }

.seller-block { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; }
.seller-block dt { color: var(--muted); }
.seller-block dd { margin: 0; }

.site-footer { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: 15px; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88em; background: rgba(127, 127, 127, .14); padding: .1em .35em; border-radius: 4px; overflow-wrap: anywhere; }