:root {
  --green: #5E8A68;
  --green-dark: #46684E;
  --cream: #F6F3EC;
  --ink: #2B2B27;
  --muted: #6B6B62;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
}
header {
  background: var(--green);
  color: #fff;
  padding: 1.1rem 1.5rem;
}
header a { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; }
nav { margin-top: 0.25rem; }
nav a { color: rgba(255,255,255,0.9); font-weight: 400; font-size: 0.9rem; margin-right: 1rem; }
main { max-width: 720px; margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }
h1 { font-size: 1.8rem; margin-bottom: 0.4rem; color: var(--green-dark); }
h2 { font-size: 1.15rem; margin: 1.8rem 0 0.5rem; color: var(--green-dark); }
p, li { margin-bottom: 0.7rem; color: var(--ink); }
ul { padding-left: 1.3rem; }
.updated { color: var(--muted); font-size: 0.85rem; margin-bottom: 1.6rem; }
a { color: var(--green-dark); }
footer {
  max-width: 720px; margin: 0 auto; padding: 1.5rem;
  color: var(--muted); font-size: 0.8rem;
  border-top: 1px solid rgba(0,0,0,0.08);
}
.hero { text-align: center; padding: 4rem 1rem 2rem; }
.hero h1 { font-size: 2.4rem; }
.hero p { font-size: 1.1rem; color: var(--muted); max-width: 34rem; margin: 0.8rem auto; }
.badge { display: inline-block; margin-top: 1.2rem; background: var(--ink); color: #fff; padding: 0.7rem 1.4rem; border-radius: 10px; text-decoration: none; }