*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;background:#faf7f2;color:#3a3126;line-height:1.75}
a{color:#4a6b45;text-decoration:none}
a:hover{color:#54784d}
.wrap{max-width:960px;margin:0 auto;padding:0 22px}
nav{background:#fff;border-bottom:1px solid #e8e1d2;position:sticky;top:0;z-index:10}
nav .wrap{display:flex;align-items:center;height:56px;gap:24px}
nav .logo{font-weight:700;font-size:18px;color:#2f4a38;letter-spacing:2px}
nav .logo span{color:#c98d3d}
nav a{color:#6b6153;font-size:14.5px}
nav a:hover,nav a.active{color:#4a6b45}
header.hero{padding:74px 0 56px;background:linear-gradient(150deg,#2f4a38 0%,#54784d 55%,#c98d3d 130%);text-align:center;color:#fff}
header.hero h1{font-size:42px;letter-spacing:8px}
header.hero p{margin-top:12px;color:#eee5d2;font-size:16.5px}
main{padding:52px 0 40px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 12px rgba(47,74,56,.08);transition:.25s}
.card:hover{transform:translateY(-3px)}
.card h3{font-size:16.5px;margin-bottom:8px;color:#4a6b45}
.card p{font-size:13.5px;color:#6b6153}
section{margin-bottom:48px}
h2.sec{font-size:23px;margin-bottom:8px;color:#2f4a38}
h2.sec small{font-size:13px;color:#a3988a;font-weight:400;margin-left:10px;letter-spacing:1px}
p.desc{color:#6b6153;margin-bottom:20px;font-size:14.5px}
article.doc{background:#fff;border-radius:12px;padding:30px 32px;box-shadow:0 2px 12px rgba(47,74,56,.08)}
article.doc h1{font-size:24px;color:#2f4a38;margin-bottom:6px}
article.doc h2{font-size:18px;color:#4a6b45;margin:26px 0 10px;padding-top:14px;border-top:1px dashed #e8e1d2}
article.doc p,article.doc li{font-size:14.5px;color:#4a4133}
article.doc ul,article.doc ol{padding-left:22px;margin:8px 0 14px}
.tip{background:#f1ece0;border-radius:8px;padding:12px 16px;font-size:13.5px;color:#6b5535;margin:12px 0}
ul.list{list-style:none;padding:0}
ul.list li{padding:12px 0;border-bottom:1px dashed #e8e1d2;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
ul.list li .t{color:#3a3126;font-size:14.5px}
ul.list li .m{color:#a3988a;font-size:12.5px}
footer{border-top:1px solid #e8e1d2;padding:24px 0;text-align:center;font-size:13px;color:#a3988a}
.crumb{font-size:13px;color:#a3988a;margin-bottom:16px}