*{box-sizing:border-box}body{margin:0;background:#f3f5f9;color:#17243d;font:15px/1.6 system-ui,-apple-system,"Noto Sans CJK SC","Microsoft YaHei",sans-serif}header{background:#14243c;color:#fff;padding:30px max(4vw,20px);display:flex;align-items:center;justify-content:space-between;gap:20px}h1{font-size:28px;margin:5px 0}header p{color:#bccbde;margin:0}.eyebrow{font-size:11px;letter-spacing:2px;color:#99c8ff}.pill{border:1px solid #527398;border-radius:24px;padding:8px 16px;white-space:nowrap}main{max-width:1680px;margin:auto;padding:24px max(3vw,16px)}.toolbar,.intro,.canvas-tools,.source-tools{display:flex;align-items:center;justify-content:space-between;gap:16px}.toolbar{margin-bottom:24px;flex-wrap:wrap}select{margin-left:10px;min-width:260px}select,button,a{font:inherit}button,select,.canvas-tools a,.source-tools a{border:1px solid #ccd6e3;background:#fff;color:#20314c;padding:7px 13px;border-radius:7px}button,a,select{cursor:pointer}button:hover,a:hover{background:#edf3fc}button.active{background:#245eb5;color:#fff;border-color:#245eb5}.tabs{display:flex;gap:8px}h2{font-size:21px;margin:0}.intro{align-items:flex-start;margin-bottom:16px}.intro p{margin:5px 0;color:#56667d;max-width:1050px}.status{background:#fff0cc;color:#845d00;padding:5px 11px;border-radius:6px;font-size:12px;white-space:nowrap}.canvas-card{background:#fff;border:1px solid #dce2ed;border-radius:12px;overflow:hidden;box-shadow:0 5px 20px #16274308}.canvas-tools{padding:12px 16px;border-bottom:1px solid #e5eaf2}.canvas-tools>span{font-size:13px;font-weight:600}.canvas-tools>div{display:flex;gap:7px;flex-wrap:wrap}a{text-decoration:none}#viewport{height:58vh;min-height:390px;overflow:hidden;position:relative;background-image:radial-gradient(#dfe5ef 1px,transparent 1px);background-size:20px 20px;cursor:grab;touch-action:none;user-select:none}#viewport.dragging{cursor:grabbing}#drawing{position:absolute;left:0;top:0;transform-origin:0 0}#drawing img{-webkit-user-drag:none}.canvas-hint{margin:0;padding:8px 16px;border-bottom:1px solid #e5eaf2;color:#69788d;font-size:12px}#drawing img,#drawing svg{display:block;background:#fff;width:100%;height:auto;max-width:none!important}#error{color:#a02020;background:#fff0f0;padding:16px;margin:0}.canvas-card:fullscreen{display:flex;flex-direction:column}.canvas-card:fullscreen #viewport{flex:1;height:auto;min-height:0}details{margin-top:20px;background:#fff;border:1px solid #dce2ed;border-radius:10px}summary{padding:14px 18px;cursor:pointer;font-weight:600}summary span{font-weight:400;color:#698097;margin-left:12px;font-size:13px}.source-tools{padding:4px 18px 12px;font-size:13px;flex-wrap:wrap}pre{padding:20px;margin:0;background:#17243a;color:#d8e6fa;overflow:auto;border-radius:0 0 10px 10px;font-size:13px}footer{font-size:12px;color:#69788d;margin-top:18px}footer p{margin:4px 0}button:focus-visible,a:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #80b1f9;outline-offset:2px}@media(max-width:750px){header{padding:22px 18px}.pill{display:none}.intro{display:block}.status{display:inline-block;margin-top:8px}.canvas-tools{align-items:flex-start;flex-direction:column}#viewport{height:55vh;min-height:340px}select{min-width:200px;max-width:75vw}h1{font-size:25px}.source-tools>span{width:100%}}
.map-legend{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 18px;font-size:12px}.map-legend span{padding:4px 8px;border-radius:5px}.legend-live{background:#eaf5ef;color:#23654f}.legend-future{background:#edf1ff;color:#4d609b}.legend-risk{background:#fff2df;color:#936720}.legend-deny{background:#fceceb;color:#934540}.map-legend a{color:#245eb5;margin-left:auto}.developer-notes{background:white;border:1px solid #dce2ed;border-radius:10px;padding:16px 22px;margin-top:20px}.developer-notes h3{margin:0 0 8px;font-size:16px}.developer-notes ul{padding-left:22px;margin:0}.developer-notes li{margin:8px 0;font-size:13px;line-height:1.8}.guide{max-width:1050px;background:#fff;padding:30px;border:1px solid #dce2ed;border-radius:12px}.guide h2{margin-top:32px}.guide h3{margin-top:24px}.guide a{color:#245eb5;overflow-wrap:anywhere}.guide table{width:100%;border-collapse:collapse;font-size:13px}.guide td,.guide th{border:1px solid #dce2ed;padding:10px;text-align:left;overflow-wrap:anywhere}.guide-scroll{overflow:auto}.guide li{margin:8px 0}.guide-nav{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.guide-nav a{padding:7px 10px;border:1px solid #ccd6e3;border-radius:6px;background:white;font-size:13px}@media(max-width:750px){.map-legend a{margin-left:0;width:100%}.guide{padding:16px}.toolbar label{max-width:100%}#diagram{max-width:70vw;min-width:0}.developer-notes{padding:14px}.guide table{min-width:600px}}
.search-box{display:flex;align-items:center;gap:9px;color:#56667d;font-size:12px}.search-box input{width:min(440px,42vw);padding:10px 13px}.legacy-select{font-size:12px;color:#56667d}.task-nav{display:grid;grid-template-columns:minmax(280px,390px) 1fr;gap:18px;margin-bottom:18px}.tree-panel,.task-intro{background:#fff;border:1px solid #dce2ed;border-radius:12px;padding:18px}.panel-title{display:flex;justify-content:space-between;align-items:center}.panel-title h2{font-size:16px}.panel-title span{font-size:11px;color:#6b7b90}.decision-tree{background:#f6f8fc;border-radius:8px;padding:11px;margin:14px 0}.tree-kicker{font-size:11px;color:#73839a;margin:0 0 7px}.decision-tree button{display:flex;width:100%;justify-content:space-between;border:0;border-bottom:1px solid #e1e7f0;background:transparent;padding:8px 3px;font-size:12px;text-align:left}.decision-tree button:last-child{border-bottom:0}.decision-tree button:hover{color:#245eb5;background:#edf3fc}.document-tree details{border-bottom:1px solid #e8edf4}.document-tree summary{padding:10px 2px;font-size:12px;color:#405574}.tree-items{padding:0 0 7px 9px}.tree-items button,.search-hit{display:block;width:100%;border:0;background:transparent;text-align:left;padding:8px 9px;border-radius:6px}.tree-items button:hover,.tree-items button.selected,.search-hit:hover{background:#eaf1fb}.tree-items strong,.search-hit strong{display:block;font-weight:600;font-size:12px;line-height:1.45}.tree-items small,.search-hit small{display:block;color:#78879b;font-size:10px;margin-top:2px}.task-intro{display:flex;flex-direction:column;justify-content:center;min-height:170px}.task-intro h2{font-size:25px;margin:0 0 10px}.task-intro>p:not(.eyebrow){color:#56667d;max-width:650px}.search-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;margin-top:8px}.search-results>p{grid-column:1/-1;color:#6d7d91;font-size:12px}.breadcrumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:#77869a;margin:0 0 14px}.breadcrumbs a{color:#245eb5}.breadcrumbs strong{color:#283d5c;font-weight:600}.related-card{margin-top:20px;background:#fff;border:1px solid #dce2ed;border-radius:10px;padding:16px 20px}.related-card h3{margin:0;font-size:16px}.related-card .eyebrow{margin:0 0 3px}.related-docs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:10px}.related-docs a{border:1px solid #dce2ed;border-radius:8px;padding:11px;background:#f9fbfe}.related-docs a:hover{border-color:#80a8dc;background:#edf3fc}.related-docs strong,.related-docs small{display:block}.related-docs strong{font-size:12px;line-height:1.5}.related-docs small{font-size:10px;color:#77869a;margin-top:3px}@media(max-width:900px){.task-nav{grid-template-columns:1fr}.task-intro{min-height:0}.search-box input{width:40vw}}@media(max-width:750px){.toolbar{align-items:stretch}.search-box{width:100%}.search-box input{flex:1;width:auto}.legacy-select{display:none}.search-results,.related-docs{grid-template-columns:1fr}.tree-panel,.task-intro{padding:14px}.task-intro h2{font-size:21px}.breadcrumbs{font-size:11px}}
/* Task navigation + canvas two-column workspace. The left rail is fixed; the canvas owns the flexible width. */
@media(min-width:901px){
  main{display:grid;grid-template-columns:280px minmax(0,1fr);column-gap:20px;align-items:start}
  main>.toolbar{grid-column:1/-1}
  main>.task-nav{display:contents}
  main>.task-nav>.tree-panel{grid-column:1;grid-row:2 / span 9;position:sticky;top:18px;margin:0;max-height:calc(100vh - 36px);overflow:auto}
  main>.task-nav>.task-intro{grid-column:2;grid-row:2;margin:0;min-height:170px}
  main>.breadcrumbs,main>.intro,main>.map-legend,main>.canvas-card,main>details,main>.developer-notes,main>.related-card,main>footer{grid-column:2}
  main>.breadcrumbs{grid-row:3;margin-top:0}
  main>.intro{grid-row:4;margin-bottom:0}
  main>.map-legend{grid-row:5}
  main>.canvas-card{grid-row:6}
  main>details{grid-row:7}
  main>.developer-notes{grid-row:8}
  main>.related-card{grid-row:9}
  main>footer{grid-row:10}
}
@media(max-width:900px){main{display:block}.task-nav{display:grid}.tree-panel{position:static;max-height:none;overflow:visible}}
.legend-store{background:#e8f3fa;color:#3e6e86}.guide-main{display:block;max-width:1120px}.task-intro .eyebrow{color:#5479a3}.search-box input{border:1px solid #ccd6e3;border-radius:7px;font:inherit;font-size:14px}.task-intro h2{font-size:23px}.task-intro p{margin:5px 0}.document-tree details{margin-top:10px}.status{white-space:normal}.intro>div{min-width:0}#filename{overflow-wrap:anywhere}.task-intro{min-height:130px!important}