:root {
  --green: #12b76a;
  --green-dark: #027a48;
  --teal: #0e9384;
  --gold: #f5b400;
  --ink: #101828;
  --muted: #475467;
  --paper: #f7faf8;
  --card: #ffffff;
  --line: #e4e7ec;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #f2f4f7;
    --muted: #b5bdc9;
    --paper: #0c1110;
    --card: #16201d;
    --line: #26332f;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--green); }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 22px; color: var(--ink); text-decoration: none; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--green), var(--teal));
  display: grid; place-items: center; color: #fff; font-size: 20px;
}
nav a { margin-left: 18px; color: var(--muted); text-decoration: none; font-weight: 600; }
nav a:hover { color: var(--ink); }
.hero {
  margin: 12px 0 40px;
  border-radius: 28px;
  padding: 48px 32px;
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--teal));
}
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.1; margin: 0 0 14px; font-weight: 900; }
.hero p { font-size: 19px; margin: 0 0 24px; max-width: 560px; opacity: 0.95; }
.badge {
  display: inline-block; padding: 10px 18px; border-radius: 999px;
  background: #fff; color: var(--green-dark); font-weight: 800; text-decoration: none;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 22px;
}
.card .icon { font-size: 30px; }
.card h3 { margin: 8px 0 6px; }
.card p { margin: 0; color: var(--muted); }
section { margin: 0 0 44px; }
h2 { font-size: 28px; margin: 0 0 16px; }
.faq details {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 18px; margin-bottom: 10px;
}
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { color: var(--muted); margin: 10px 0 0; }
footer {
  border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: 14px;
}
footer a { color: var(--muted); margin-right: 16px; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 28px; margin-bottom: 40px; }
.doc h1 { margin-top: 0; }
.doc h2 { font-size: 20px; margin: 28px 0 8px; }
.doc p, .doc li { color: var(--ink); }
.doc .updated { color: var(--muted); }
@media (max-width: 560px) {
  .hero { padding: 32px 20px; border-radius: 22px; }
  nav a { margin-left: 12px; font-size: 14px; }
}