:root{font-family:'Microsoft YaHei UI',system-ui,sans-serif;color:#142f31;background:#f5f9f9;font-size:16px;line-height:1.7}*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:1120px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d8e5e4}nav{display:flex;gap:24px}a{color:#086b5e}a:hover{text-decoration:underline}.brand{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:700;text-decoration:none}.brand b{background:#087565;color:white;border-radius:8px;padding:2px 9px}h1{font-size:clamp(28px,4vw,42px);line-height:1.3;margin:12px 0 24px}h2{font-size:22px;margin:0 0 12px}h3{font-size:18px}.eyebrow{letter-spacing:.1em;color:#087565;font-weight:700}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.panel{border:1px solid #d6e3e1;background:white;border-radius:18px;padding:28px;margin-bottom:24px;min-width:0}.cards .panel>strong{display:block;font-size:27px;margin:8px 0}p{overflow-wrap:anywhere}label{display:block;margin:16px 0 8px}input:not([type=checkbox]){display:block;width:100%;max-width:550px;padding:11px;border:1px solid #a4bbb7;border-radius:6px;font:inherit}button,.button{display:inline-block;font:inherit;cursor:pointer;border:1px solid #aec4bf;border-radius:7px;padding:9px 16px;background:#eff7f5;color:#075d50;text-decoration:none}.button{background:#086b5e;color:white;border-color:#086b5e}button:disabled{opacity:.6;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #3189c3;outline-offset:3px}output{display:block;margin:15px 0;white-space:pre-wrap;overflow-wrap:anywhere;color:#075d50}output.error{color:#ac2438}output code{display:block;padding:14px;background:#edf4f3;user-select:all;overflow-wrap:anywhere}table{width:100%;border-collapse:collapse;font-size:14px;table-layout:fixed}td,th{text-align:left;vertical-align:top;padding:12px 4px;border-bottom:1px solid #d8e5e4;overflow-wrap:anywhere}.qr{text-align:center}.qr img{max-width:100%;height:auto}li{margin:12px 0}footer{font-size:14px;color:#546b68}footer a{margin-left:12px}@media(max-width:600px){header{align-items:flex-start;gap:16px}nav{gap:12px;flex-wrap:wrap;font-size:14px}main,header,footer{padding:18px}.panel{padding:20px}.cards{grid-template-columns:1fr}}