:root {
  --bg: #f7faf7;
  --card: #ffffff;
  --ink: #1a2e1a;
  --muted: #5a6b5a;
  --brand: #1f7a4d;
  --brand-dark: #145c38;
  --accent: #c4a35a;
  --line: #e2ebe2;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(20, 60, 40, 0.08);
  --max: 1080px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: linear-gradient(180deg, #eef6f0 0%, var(--bg) 220px);
  line-height: 1.65;
}
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
img { max-width: 100%; display: block; }
.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(247, 250, 247, 0.9);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.9rem 0;
}
.logo { display: flex; align-items: center; gap: 0.7rem; color: inherit; }
.logo-mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), #2fa36a);
  color: #fff; display: grid; place-items: center; font-weight: 700;
}
.logo-text strong { display: block; font-size: 1.05rem; }
.logo-text span { display: block; font-size: 0.78rem; color: var(--muted); }
.nav-links { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.nav-links a { color: var(--ink); font-weight: 500; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.75rem 1.2rem; border-radius: 999px; border: 0;
  background: var(--brand); color: #fff !important; font-weight: 600;
  box-shadow: var(--shadow);
}
.btn:hover { background: var(--brand-dark); }
.btn-outline {
  background: transparent; color: var(--brand) !important;
  border: 1.5px solid var(--brand); box-shadow: none;
}
.hero {
  display: grid; gap: 1.5rem; padding: 3rem 0 2rem;
}
@media (min-width: 860px) {
  .hero { grid-template-columns: 1.2fr 0.8fr; align-items: center; }
}
.eyebrow {
  display: inline-block; padding: 0.25rem 0.7rem; border-radius: 999px;
  background: #dff0e5; color: var(--brand-dark); font-size: 0.85rem; font-weight: 600;
}
h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.2; margin: 0.6rem 0; }
h2 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); margin: 0 0 0.8rem; }
h3 { margin: 0 0 0.5rem; font-size: 1.15rem; }
.lead { font-size: 1.08rem; color: var(--muted); max-width: 40rem; }
.hero-actions { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.2rem; }
.hero-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px); padding: 1.4rem; box-shadow: var(--shadow);
}
.hero-card ul { margin: 0.6rem 0 0; padding-left: 1.1rem; color: var(--muted); }
.section { padding: 2.5rem 0; }
.section-head { margin-bottom: 1.2rem; }
.muted { color: var(--muted); }
.grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.2rem; box-shadow: var(--shadow);
}
.card .icon {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: #e8f5ee; margin-bottom: 0.8rem; font-size: 1.2rem;
}
.steps { counter-reset: step; display: grid; gap: 1rem; }
.step {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1.1rem 3.4rem; position: relative;
}
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 1rem; top: 1.1rem;
  width: 1.7rem; height: 1.7rem; border-radius: 50%;
  background: var(--brand); color: #fff; display: grid; place-items: center;
  font-size: 0.85rem; font-weight: 700;
}
.note {
  background: #fff8e8; border: 1px solid #f0e0b8; color: #6a5420;
  border-radius: var(--radius); padding: 1rem 1.2rem; margin-top: 1rem;
}
.site-footer {
  margin-top: 2rem; border-top: 1px solid var(--line);
  padding: 2rem 0 2.5rem; color: var(--muted); font-size: 0.95rem;
}
.footer-grid {
  display: grid; gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.footer-grid strong { color: var(--ink); display: block; margin-bottom: 0.4rem; }
.footer-grid a { color: var(--muted); display: block; margin: 0.2rem 0; }
.breadcrumbs { color: var(--muted); font-size: 0.9rem; margin: 1.2rem 0 0.4rem; }
.page-hero { padding: 1.5rem 0 0.5rem; }
.contact-box {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem; box-shadow: var(--shadow); max-width: 560px;
}
.kv { display: grid; gap: 0.7rem; margin: 1rem 0; }
.kv div { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.kv span { color: var(--muted); min-width: 5rem; }
.tag {
  display: inline-block; background: #eef6f0; color: var(--brand-dark);
  border-radius: 999px; padding: 0.2rem 0.65rem; font-size: 0.82rem; margin: 0.15rem;
}