:root {
  --bg: #f4faf6;
  --surface: #ffffff;
  --ink: #15201c;
  --muted: #6e8079;
  --green: #5bc91e;
  --green-deep: #3c9a12;
  --blue: #29a8e0;
  --line: #e2eae6;
  --radius: 18px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

header.hero {
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  color: #fff;
  padding: 40px 20px;
  text-align: center;
}

header.hero .logo {
  font-weight: 800;
  font-size: 34px;
  letter-spacing: -0.01em;
  margin: 0;
}

header.hero .tagline {
  margin: 6px 0 0;
  opacity: 0.92;
  font-size: 15px;
}

h1 { font-size: 26px; margin: 8px 0 4px; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { color: var(--ink); }
.muted { color: var(--muted); font-size: 14px; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-top: 20px;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.pill {
  display: inline-block;
  background: #e7f8dc;
  color: var(--green-deep);
  font-weight: 700;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
}

.links { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 20px; }
.links a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 600;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 24px 20px 40px;
}

hr { border: none; border-top: 1px solid var(--line); margin: 28px 0; }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1512;
    --surface: #15201c;
    --ink: #eaf7ec;
    --muted: #9db0a8;
    --line: #24332c;
  }
}