:root{font:16px/1.55 system-ui,"Microsoft YaHei",sans-serif;color:#182b39;background:#edf2f5}*{box-sizing:border-box}body{margin:0}header,main{max-width:1180px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;align-items:center;gap:16px}h1{font-size:28px;margin:4px 0}h2{font-size:20px;margin:0 0 12px}small{color:#52707e}a{color:#12667b}section,details{background:white;border:1px solid #d7e1e7;border-radius:12px;padding:22px;margin-bottom:20px}p{color:#536976;margin:8px 0 16px}label{display:inline-flex;gap:8px;align-items:center;margin:6px 12px 10px 0}button,select,input{font:inherit;border:1px solid #b8cbd4;border-radius:6px;padding:7px 12px}button{background:#176e82;color:white;cursor:pointer;margin:4px 8px 4px 0}button.danger{background:#a53131}button:disabled{opacity:.5;cursor:wait}input[type=checkbox]{width:18px;height:18px}input[type=file]{max-width:100%}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:12px}.card{border:1px solid #d7e1e7;border-radius:9px;padding:16px;overflow-wrap:anywhere}.card h3{margin:0 0 8px}.card p{font-size:14px;margin:6px 0}.keys,pre{white-space:pre-wrap;font-size:12px;color:#536976;overflow-wrap:anywhere}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}#screen{width:100%;height:min(68vh,820px);background:#182b39;overflow:hidden;margin:12px 0}#viewer-panel:fullscreen{background:white;overflow:auto}#viewer-panel:fullscreen #screen{height:82vh}dialog{border:1px solid #b8cbd4;border-radius:12px;max-width:95vw;width:470px}dialog::backdrop{background:#182b3980}#message{padding:10px 16px;border-left:4px solid #176e82;background:white}summary{cursor:pointer;font-weight:600}@media(max-width:600px){header,main{padding:14px}header{align-items:flex-start}h1{font-size:23px}section,details{padding:14px}.cards{grid-template-columns:1fr}#screen{height:55vh}button{min-height:42px}label{flex-wrap:wrap}}