:root {
  --bg: #ffffff; --fg: #16181d; --muted: #5b6270; --line: #e3e6ec;
  --accent: #2f5bea; --accent-fg: #ffffff; --panel: #f6f7fa;
  color-scheme: light dark;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1115; --fg: #e8eaee; --muted: #9aa1ad; --line: #262a33;
          --accent: #6d8dff; --accent-fg: #0f1115; --panel: #171a21; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
a { color: var(--accent); }
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; }
nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
nav a { text-decoration: none; }
.button { display: inline-block; background: var(--accent); color: var(--accent-fg); padding: 9px 16px; border-radius: 8px; font-weight: 600; text-decoration: none; }
main.wrap { padding: 32px 16px 48px; }
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 16px; }
h2 { font-size: 1.35rem; margin: 40px 0 12px; }
.lead { font-size: 1.1rem; color: var(--muted); }
.steps li, .features li { margin-bottom: 10px; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.price { font-size: 2rem; font-weight: 700; margin: 0; }
.price span { font-size: 1rem; font-weight: 400; color: var(--muted); }
.small { font-size: 0.9rem; color: var(--muted); }
dt { font-weight: 600; margin-top: 16px; }
dd { margin: 4px 0 0; color: var(--muted); }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }
pre { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; overflow-x: auto; }
.site-footer { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); font-size: 0.92rem; }
.site-footer p { margin: 12px 0 0; }