:root {
  --bg: #f4f6f5;
  --card: #fff;
  --ink: #1f2a24;
  --muted: #66756d;
  --line: #e4ebe6;
  --brand: #2f7a4f;
  --brand-dark: #245c3c;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }
.top {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}
.logo { font-weight: 700; font-size: 20px; color: var(--brand-dark); text-decoration: none; }
.nav a { margin-left: 18px; color: var(--muted); font-size: 14px; }
.hero {
  background: linear-gradient(135deg, #245c3c 0%, #3d7a58 100%);
  color: #fff;
  padding: 56px 0 48px;
}
.hero h1 { margin: 0 0 10px; font-size: 32px; font-weight: 700; }
.hero p { margin: 0; opacity: .92; font-size: 16px; }
.section { padding: 36px 0; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px 26px;
  margin-bottom: 16px;
}
h2 { margin: 0 0 12px; font-size: 20px; }
p, li { color: #33443b; }
ul { margin: 8px 0 0 20px; padding: 0; }
.muted { color: var(--muted); font-size: 14px; }
.strong { font-weight: 700; }
.legal h1 { margin: 0 0 8px; font-size: 26px; }
.footer {
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 22px 0 28px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}
.footer a { color: var(--muted); }
.footer .beian { margin-top: 6px; }
.legal { font-size: 15px; }
.legal h2 { margin-top: 28px; }
.legal p { margin: 10px 0; }
@media (max-width: 640px) {
  .hero h1 { font-size: 26px; }
  .nav a { margin-left: 12px; }
}