html,body{margin:0;padding:0}
body{font-family:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#f3f8f6;color:#16302a;line-height:1.75}
.ico{width:22px;height:22px}
.dock-shell{display:grid;grid-template-columns:252px 1fr;min-height:100vh}
.dock-rail{position:sticky;top:0;align-self:start;height:100vh;background:#0B6B4F;color:#e8f6f0;padding:28px 20px;box-sizing:border-box;overflow:auto}
.dock-rail .brand{display:flex;gap:10px;align-items:center;font-weight:700;font-size:18px;margin-bottom:26px}
.dock-rail .nav-list{list-style:none;margin:0;padding:0}
.dock-rail .nav-list a{color:#e8f6f0;text-decoration:none;display:block;padding:7px 8px;border-left:3px solid transparent;font-size:14px}
.dock-rail .nav-list a:hover{border-left-color:#b6e2d2;background:#0a5d44}
.dock-main{padding:32px 44px 72px}
.mast-head{background:#fff;border:1px solid #c9dfd5;border-radius:14px;padding:26px 30px 22px;margin-bottom:30px}
.mast-head h1{margin:0 0 12px;font-size:28px;line-height:1.35;color:#084c38}
.mast-head>p{margin:0 0 8px;max-width:46em}
.mast-viz{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.block{margin:0 0 34px}
.block h2{margin:0 0 10px;font-size:22px;color:#0B6B4F}
.lead{margin:0 0 14px;color:#2a4a3f}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card,.pair{background:#fff;border:1px solid #d3e6dc;border-radius:10px;padding:16px}
.card h3,.pair h3,.step h3{margin:8px 0;font-size:16px}
.card p,.pair p,.step p,.lead,.plain-list li{font-size:15px}
.step-list{list-style:none;margin:0;padding:0}
.step{display:grid;grid-template-columns:40px 1fr;gap:12px;margin:0 0 16px;background:#fff;border:1px solid #d3e6dc;border-radius:10px;padding:12px}
.step-n{width:32px;height:32px;border-radius:50%;background:#0B6B4F;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.table-wrap{overflow:auto;border:1px solid #d3e6dc;border-radius:10px;background:#fff}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:10px 12px;border-bottom:1px solid #e4efe9;text-align:left;vertical-align:top}
th{background:#0B6B4F;color:#fff}
.pair-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.plain-list{margin:0;padding-left:1.2em}
.faq-list details{background:#fff;border:1px solid #d3e6dc;border-radius:8px;padding:10px 14px;margin:0 0 8px}
.faq-list summary{cursor:pointer;font-weight:600}
.site-footer{border-top:1px solid #c9dfd5;padding-top:16px;color:#3d5c52;font-size:13px}
@media (max-width:960px){
.dock-shell{grid-template-columns:1fr}
.dock-rail{position:relative;height:auto}
.trio,.mast-viz,.pair-grid{grid-template-columns:1fr}
}