:root {
  --bg: #f7f8fa; --surface: #ffffff; --text: #17202b; --muted: #5a6573; --border: #dde2e8;
  --accent: #1d5f8c; --accent-text: #ffffff; --accent-soft: #e4eff7; --good: #1f7a4d;
  --radius: 12px; --max: 68rem;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11161c; --surface: #18202a; --text: #e8edf2; --muted: #9aa6b4; --border: #2a3542; --accent: #5aa7dc; --accent-text: #0b1218; --accent-soft: #1b2b3a; --good: #4fc28a; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
img { max-width: 100%; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
header.site { border-bottom: 1px solid var(--border); background: var(--surface); }
header.site .wrap { display: flex; align-items: center; gap: 1rem; min-height: 64px; flex-wrap: wrap; }
.logo { font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; display: flex; align-items: center; gap: .5rem; }
.logo svg { width: 28px; height: 28px; }
nav.main { margin-left: auto; display: flex; gap: 1.1rem; flex-wrap: wrap; }
nav.main a { color: var(--text); text-decoration: none; font-size: .95rem; }
nav.main a[aria-current="page"], nav.main a:hover { color: var(--accent); }
.btn { display: inline-block; background: var(--accent); color: var(--accent-text); padding: .7rem 1.2rem; border-radius: 999px; text-decoration: none; font-weight: 600; border: 0; cursor: pointer; }
.btn.secondary { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.hero { padding: 4rem 0 3rem; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.15; margin: 0 0 1rem; max-width: 18ch; }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 40rem; }
.actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.5rem; }
section { padding: 2.5rem 0; }
h2 { font-size: 1.6rem; margin: 0 0 1rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
.card h3 { margin: 0 0 .4rem; font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); }
.price { font-size: 2.6rem; font-weight: 700; }
.price small { font-size: 1rem; color: var(--muted); font-weight: 400; }
ul.ticks { list-style: none; padding: 0; margin: 1rem 0; }
ul.ticks li { padding-left: 1.6rem; position: relative; margin: .35rem 0; }
ul.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 700; }
.note { background: var(--accent-soft); border-radius: var(--radius); padding: 1rem 1.25rem; }
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li { counter-increment: step; padding-left: 2.6rem; position: relative; margin: 0 0 1rem; }
.steps li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 1.9rem; height: 1.9rem; border-radius: 50%; background: var(--accent); color: var(--accent-text); display: grid; place-items: center; font-weight: 700; font-size: .9rem; }
code, pre { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .9em; }
pre { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: .8rem 1rem; overflow-x: auto; }
.prose { max-width: 46rem; }
.prose h2 { margin-top: 2rem; font-size: 1.3rem; }
details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .8rem 1rem; margin: .6rem 0; }
summary { cursor: pointer; font-weight: 600; }
footer.site { border-top: 1px solid var(--border); padding: 2rem 0 3rem; color: var(--muted); font-size: .9rem; margin-top: 2rem; }
footer.site nav { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: .6rem; }
footer.site a { color: var(--muted); }
@media (max-width: 640px) { nav.main { margin-left: 0; width: 100%; padding-bottom: .6rem; } .hero { padding: 2.5rem 0 2rem; } }