:root {
  --bg: #12161c;
  --surface: #1e2530;
  --surface-2: #1a2029;
  --border: #2a3340;
  --text: #e3e6ee;
  --muted: #9aa3b2;
  --primary: #bac3ff;
  --primary-strong: #5c6bc0;
  --on-primary: #0f1747;
  --radius: 12px;
  --max: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); }
a:hover { text-decoration-thickness: 2px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }

header.site {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgb(18 22 28 / 0.9);
  backdrop-filter: blur(8px);
  z-index: 10;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 60px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}
.brand img { width: 28px; height: 28px; }
header.site nav { display: flex; gap: 20px; font-size: 15px; }
header.site nav a { color: var(--muted); text-decoration: none; }
header.site nav a:hover { color: var(--text); }

.hero { padding: 88px 0 64px; }
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgb(186 195 255 / 0.12);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
}
h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 20px 0 16px;
  max-width: 18ch;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 60ch; margin: 0; }

section { padding: 48px 0; }
h2 { font-size: 1.6rem; letter-spacing: -0.01em; margin: 0 0 16px; }
h3 { font-size: 1.1rem; margin: 0 0 8px; }
p { margin: 0 0 16px; }
.muted { color: var(--muted); }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.card p:last-child { margin-bottom: 0; }
.step {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-strong);
  color: #fff;
  font-weight: 700;
  margin-bottom: 12px;
}

ul.checks { list-style: none; padding: 0; margin: 0 0 16px; }
ul.checks li { padding-left: 28px; position: relative; margin-bottom: 8px; }
ul.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: var(--radius);
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
  text-decoration: none;
}
.button:hover { background: #d0d6ff; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 48px;
  font-size: 14px;
  color: var(--muted);
}
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
footer.site a { color: var(--muted); }

.prose { max-width: 70ch; padding: 56px 0 0; }
.prose h1 { max-width: none; }
.prose h2 { font-size: 1.3rem; margin-top: 40px; }
.prose ul { padding-left: 20px; }
.prose li { margin-bottom: 6px; }
.table-wrap { overflow-x: auto; margin-bottom: 16px; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }

@media (max-width: 520px) {
  header.site nav { gap: 14px; font-size: 14px; }
  .hero { padding: 56px 0 40px; }
}