:root {
  --bg: #fbfaf6;
  --surface: #ffffff;
  --ink: #14201a;
  --muted: #5b6760;
  --line: #e3e1d8;
  --accent: #1f7a3d;
  --accent-soft: #e6f4e3;
  --lime: #99ea48;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b120e;
    --surface: #131c16;
    --ink: #eef2ec;
    --muted: #a3ada6;
    --line: #25322a;
    --accent: #99ea48;
    --accent-soft: #1a2a17;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.7 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
.top {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  max-width: 1040px; margin: 0 auto; padding: 18px 16px;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 800; font-size: 22px; letter-spacing: -0.02em; color: var(--ink); text-decoration: none; }
.brand span { color: var(--accent); }
.top nav { display: flex; flex-wrap: wrap; gap: 4px 18px; margin-left: auto; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 15px; padding: 4px 0; }
.top nav a:hover, .top nav a[aria-current] { color: var(--ink); box-shadow: 0 2px 0 var(--accent); }
main { max-width: 1040px; margin: 0 auto; padding: 0 16px 56px; }
h1 { font-size: clamp(28px, 5vw, 44px); line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 16px; text-wrap: balance; }
h2 { font-size: clamp(22px, 3.2vw, 28px); line-height: 1.3; margin: 0 0 16px; text-wrap: balance; }
h3 { font-size: 18px; line-height: 1.4; margin: 24px 0 6px; }
p { margin: 0 0 14px; }
.lead { font-size: 19px; color: var(--muted); max-width: 68ch; }
.hero { padding: 56px 0 28px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 16px; }
.card {
  display: flex; flex-direction: column; gap: 8px; padding: 24px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  color: var(--ink); text-decoration: none; transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h2 { font-size: 20px; margin: 0; }
.card p { color: var(--muted); font-size: 15.5px; margin: 0; }
.tag {
  align-self: flex-start; padding: 2px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); font-size: 13px; font-weight: 600;
}
.more { margin-top: auto; padding-top: 8px; color: var(--accent); font-weight: 600; font-size: 15px; }
article { max-width: 760px; margin: 0 auto; padding-top: 36px; }
.crumb { font-size: 14px; color: var(--muted); margin-bottom: 14px; }
.crumb a { color: var(--muted); }
.sec { padding-top: 36px; margin-top: 36px; border-top: 1px solid var(--line); }
.sec ul { margin: 0 0 8px; padding-left: 22px; }
.sec li { margin-bottom: 8px; }
.points { margin: 0; display: grid; gap: 14px; }
.points div { padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 8px; }
.points dt { font-weight: 700; }
.points dd { margin: 4px 0 0; color: var(--muted); }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; }
.steps li { counter-increment: s; position: relative; padding: 0 0 18px 56px; margin: 0; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0; width: 38px; height: 38px;
  display: grid; place-items: center; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font-weight: 700;
}
.steps h3 { margin: 4px 0 4px; }
.steps p { color: var(--muted); margin: 0; }
.checks { list-style: none; padding: 0 !important; }
.checks li { position: relative; padding-left: 30px; }
.checks li::before { content: "✓"; position: absolute; left: 4px; color: var(--accent); font-weight: 700; }
details { border: 1px solid var(--line); border-radius: 8px; background: var(--surface); margin-bottom: 10px; }
summary { cursor: pointer; padding: 14px 16px; font-weight: 600; }
details p { padding: 0 16px 14px; margin: 0; color: var(--muted); }
.cta {
  margin-top: 48px; padding: 32px 24px; border-radius: 16px; text-align: center;
  background: var(--accent-soft); border: 1px solid var(--line);
}
.cta p { color: var(--muted); }
.btn {
  display: inline-block; margin-top: 6px; padding: 12px 26px; border-radius: 999px;
  background: var(--lime); color: #0b120e; font-weight: 700; text-decoration: none;
}
.btn:hover { filter: brightness(0.95); }
.foot { max-width: 1040px; margin: 0 auto; padding: 24px 16px 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
.foot p { margin: 0 0 4px; }