:root {
  --bg: #e8f6ef;
  --ink: #0b2e1f;
  --surface: #f8fffb;
  --accent: #167c4f;
  --muted: #356651;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 0%, rgba(22, 124, 79, 0.12), transparent 32%),
    radial-gradient(circle at 100% 90%, rgba(58, 155, 111, 0.18), transparent 26%),
    var(--bg);
  padding: 1rem;
}
main { max-width: 980px; margin: 0 auto; }
.hero {
  background: var(--surface);
  border: 1px solid #cde9db;
  border-radius: 18px;
  padding: 1.1rem;
}
.label {
  display: inline-block;
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--accent);
}
h1 { margin: 0.5rem 0; font-size: clamp(2rem, 4.4vw, 3.4rem); line-height: 1.04; }
.hero p { margin: 0; color: var(--muted); }
.tiles {
  margin-top: 0.9rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.7rem;
}
article {
  background: #f8fffc;
  border: 1px solid #cde8da;
  border-radius: 14px;
  padding: 0.86rem;
}
article h2 {
  margin: 0 0 0.45rem;
  font-size: 1.03rem;
  color: #155538;
}
article p { margin: 0; color: #3b6b57; }