:root {
  --green: #3d6b46;
  --green-dark: #2f5537;
  --mint: #e8f1e6;
  --ink: #1d2a20;
  --muted: #5b6b5e;
  --line: #d3dccf;
  --bg: #f4f6f2;
  --card: #ffffff;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--green); }
header {
  background: var(--green);
  color: #fff;
}
.bar {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo { color: #fff; text-decoration: none; font-weight: 800; font-size: 22px; letter-spacing: -0.3px; }
.logo span { color: #a9d3b0; }
nav a { color: #e6f2e8; text-decoration: none; margin-left: 18px; font-size: 15px; white-space: nowrap; }
nav a:hover { color: #fff; text-decoration: underline; }
.hero {
  background: var(--green);
  color: #fff;
  padding: 56px 20px 72px;
}
.hero-inner { max-width: 960px; margin: 0 auto; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -1px; }
.hero p { font-size: 19px; max-width: 620px; margin: 0; color: #e6f2e8; }
main { max-width: 960px; margin: 0 auto; padding: 40px 20px 64px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 0 0 40px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
h2 { font-size: 26px; margin: 8px 0 12px; letter-spacing: -0.4px; }
.steps { padding-left: 20px; }
.steps li { margin-bottom: 8px; }
.note { background: var(--mint); border-radius: 12px; padding: 16px 18px; color: var(--ink); }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px clamp(20px, 4vw, 44px); }
.doc h1 { font-size: 32px; margin: 0 0 4px; letter-spacing: -0.6px; }
.doc .updated { color: var(--muted); margin: 0 0 24px; }
.doc h2 { font-size: 20px; margin: 28px 0 8px; }
.doc ul { padding-left: 22px; }
footer { border-top: 1px solid var(--line); background: var(--card); }
.foot {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 14px;
}
.foot a { color: var(--muted); margin-right: 16px; }
@media (max-width: 560px) {
  nav a { margin-left: 12px; font-size: 14px; }
  nav a.wide { display: none; }
  .hero { padding: 40px 20px 52px; }
}