:root {
  --navy: #19345f;
  --aqua: #4fcfc1;
  --ink: #16202e;
  --muted: #5b6575;
  --line: #e3e7ee;
  --wash: #f4f6f9;
  --bg: #ffffff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--navy); }
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header { display: flex; align-items: center; justify-content: space-between; padding-top: 24px; padding-bottom: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 22px; color: var(--navy); text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
nav a { margin-left: 16px; font-size: 15px; text-decoration: none; color: var(--muted); }
nav a:hover { color: var(--navy); }
h1 { font-size: 36px; line-height: 1.2; margin: 24px 0 12px; color: var(--navy); }
h2 { font-size: 22px; margin: 36px 0 8px; color: var(--navy); }
h3 { font-size: 17px; margin: 20px 0 4px; }
p, li { font-size: 16px; }
.lead { font-size: 19px; color: var(--muted); }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin: 28px 0; padding: 0; list-style: none; }
.features li { background: var(--wash); border-radius: 14px; padding: 16px 18px; }
.features strong { display: block; color: var(--navy); margin-bottom: 4px; }
.cta { display: inline-block; background: var(--navy); color: #fff; padding: 12px 22px; border-radius: 12px; text-decoration: none; font-weight: 600; }
.note { background: var(--wash); border-left: 4px solid var(--aqua); padding: 12px 16px; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
footer { border-top: 1px solid var(--line); margin-top: 56px; padding-top: 20px; padding-bottom: 40px; color: var(--muted); font-size: 14px; }
footer a { margin-right: 16px; }
.updated { color: var(--muted); font-size: 14px; }
.steps { padding-left: 20px; margin: 20px 0; }
.steps li { margin-bottom: 18px; }
.steps strong { display: block; color: var(--navy); }
.steps .cta { display: table; margin-top: 10px; }
.cta.secondary { background: var(--wash); color: var(--navy); }