:root {
  --ink: #29263a;
  --muted: #6b6878;
  --green: #29b86b;
  --bg: #fafcf8;
  --card: #ffffff;
  --line: #e8ece6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }

nav { display: flex; align-items: center; justify-content: space-between; padding: 22px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 22px; letter-spacing: 1px; text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 10px; }
nav .links a { text-decoration: none; color: var(--muted); font-weight: 700; margin-left: 22px; font-size: 15px; }
nav .links a:hover, nav .links a.on { color: var(--ink); }

header { padding: 48px 0 28px; }
h1 { font-size: 52px; line-height: 1.05; letter-spacing: -2px; font-weight: 900; margin: 0 0 12px; }
.sub { color: var(--muted); font-size: 18px; line-height: 1.55; margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 28px; margin-bottom: 16px; }
.card h2 { margin: 0 0 8px; font-size: 20px; font-weight: 900; }
.card p, .card li { margin: 0; color: var(--muted); line-height: 1.6; font-size: 16px; }
.card p + p { margin-top: 10px; }
.card ul { margin: 0; padding-left: 20px; }
.card li + li { margin-top: 6px; }
.card a { color: var(--green); font-weight: 800; text-decoration: none; }

.contact { background: var(--ink); color: #fff; border-radius: 24px; padding: 32px 28px; margin: 8px 0 16px; }
.contact h2 { margin: 0 0 8px; font-size: 24px; font-weight: 900; }
.contact p { margin: 0; color: #c9c6d6; line-height: 1.6; }
.button { display: inline-block; margin-top: 18px; background: var(--green); color: #fff; text-decoration: none; font-weight: 800; padding: 13px 20px; border-radius: 14px; }

footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 48px; padding: 28px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; font-weight: 700; }
footer a { text-decoration: none; margin-left: 20px; }
footer a:hover { color: var(--ink); }

@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  h1 { font-size: 38px; letter-spacing: -1px; }
  .card, .contact { padding: 22px; }
  nav .links a { margin-left: 14px; }
  footer a { margin: 0 16px 0 0; }
}