:root {
  --brand: #2b5f2b;
  --brand-dark: #214821;
  --bg: #f6f7f8;
  --text: #1b1b1b;
  --muted: #666;
  --card: #ffffff;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.header {
  background: linear-gradient(120deg, var(--brand), var(--brand-dark));
  color: #fff; padding: 48px 16px; text-align: center;
}
.header .title { font-size: 2.2rem; margin: 0 0 8px; }
.header .subtitle { margin: 0; opacity: 0.9; }
.container { max-width: 900px; margin: 24px auto; padding: 0 16px; }
.card {
  background: var(--card); border-radius: 16px; padding: 20px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.06); margin-bottom: 18px;
}
.grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid { grid-template-columns: 2fr 1fr; }
}
.btn {
  display: inline-block; background: var(--brand); color: #fff;
  padding: 10px 16px; border-radius: 10px; text-decoration: none; font-weight: 600;
}
.btn:hover { background: var(--brand-dark); }
.footer {
  text-align: center; color: var(--muted); padding: 24px 16px 48px;
}
ul { padding-left: 18px; }
.badge {
  display: inline-block; background: #e9f2ea; color: var(--brand-dark);
  padding: 4px 10px; border-radius: 999px; font-size: 0.85rem; font-weight: 600;
}