:root{--ink:#17201d;--paper:#f8f9f6;--accent:#ed4d26;--muted:#627069;--line:#dce1da;--soft:#ecefe8;--white:#fff;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:15px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button:active{transform:scale(.985)}button{transition:transform 150ms ease-out}input,textarea{min-width:0}h1,h2,h3,p{margin-top:0}.eyebrow{font-size:10px;letter-spacing:.12em;font-weight:600;color:var(--muted)}.small,.micro{font-size:12px;color:var(--muted)}.micro{line-height:1.8}.muted{color:var(--muted)}.topbar{height:76px;padding:0 36px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:var(--paper);gap:20px}.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:18px;letter-spacing:-.6px;white-space:nowrap}.brand-icon{width:29px;height:29px;display:grid;place-items:center;background:var(--accent);color:#fff;border-radius:6px;font-size:20px;letter-spacing:-1px}.brand-sub{font-size:9px;font-weight:500;letter-spacing:1.1px;color:var(--muted);margin-left:12px;padding-left:22px;border-left:1px solid var(--line)}.issue,.top-link{font-size:11px;letter-spacing:.04em}.top-link{color:var(--muted)}.avatar{display:grid;place-items:center;flex-shrink:0;width:32px;height:32px;border-radius:50%;background:#e3e8df;border:1px solid #d4dcd0;font:500 10px ui-monospace,monospace;color:#3f5347}.search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:8px 10px}.search-box span{font-size:20px;color:var(--muted)}.search-box input{background:transparent;border:0;width:100%;font-size:12px;outline-offset:0;padding:3px 0}.search-box:focus-within{border-color:var(--accent)}select{width:100%;font-size:11px;border:0;background:transparent;color:var(--muted);padding:10px 2px;margin:4px 0 14px}.person{display:flex;align-items:center;text-align:left;gap:10px;width:100%;border:0;background:transparent;padding:11px 10px;border-radius:5px;color:var(--ink)}.person strong{display:block;font-size:12px;font-weight:600}.person small{display:block;color:var(--muted);font-size:10px;margin-top:4px;line-height:1.5}.person span:nth-child(2){min-width:0}.person-arrow{margin-left:auto;font-size:12px;opacity:0}.person:hover{background:#ecefe9}.person.selected{background:#e8eee4}.person.selected .person-arrow{opacity:1;color:var(--accent)}.empty{padding:15px 5px;color:var(--muted);font-size:13px;line-height:1.8}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.save{font-size:11px;border:1px solid var(--line);border-radius:5px;background:white;padding:9px 12px;color:var(--ink)}.save[aria-pressed=true]{color:var(--accent);border-color:#eccabd;background:#fff9f6}.boundary{font-size:11px;line-height:1.9;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:28px}.boundary summary{cursor:pointer}.boundary p{margin:12px 0 0}.source-links{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:11px;color:var(--muted)}
/* Workbench: stable three-column navigation, list and evidence inspector. */
.workbench{background:#fff;min-height:100vh}.workbench .topbar{height:60px;padding:0 24px;background:#fff}.workbench .brand{font-size:15px}.workbench .brand-icon{width:25px;height:25px;font-size:17px}.workbench .brand-sub{display:none}.workspace-label{font-size:11px;display:flex;align-items:center;gap:10px;margin-right:auto;margin-left:34px}.status-dot{background:#6e8d70;width:6px;height:6px;border-radius:50%}.workbench-layout{display:grid;grid-template-columns:240px minmax(300px,1fr) 340px;max-width:1800px;margin:auto;min-height:calc(100vh - 60px)}.work-directory{padding:25px 15px 95px;border-right:1px solid var(--line);background:#f8f9f7;position:sticky;top:0;height:calc(100vh - 60px);overflow:auto}.rail-title{font-size:12px;font-weight:600;display:flex;justify-content:space-between;margin:0 5px 20px}.count-chip{font:10px ui-monospace,monospace;background:var(--soft);padding:2px 6px;border-radius:4px}.work-directory .person{padding:9px 6px}.work-directory .person small{font-size:9px}.work-directory .avatar{width:26px;height:26px;font-size:9px}.rail-footer{font-size:10px;color:var(--muted);margin-top:22px;border-top:1px solid var(--line);padding-top:15px}.insight-column{padding:34px 30px 100px;min-width:0}.work-profile{display:flex;align-items:center;gap:14px;margin-bottom:17px}.work-profile .avatar{width:48px;height:48px;font-size:14px;border-radius:10px}.work-profile h1{font-size:28px;letter-spacing:-1px;margin:7px 0 0}.work-thesis{font-size:12px;line-height:1.8;color:var(--muted);margin-bottom:27px}.work-tabs{display:flex;gap:7px;border-bottom:1px solid var(--line)}.work-tabs button{padding:11px 10px;border:0;background:transparent;font-size:11px;color:var(--muted)}.work-tabs button[aria-pressed=true]{color:var(--ink);border-bottom:2px solid var(--accent)}.work-toolbar{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);padding:17px 0}.insight-list{display:flex;flex-direction:column;gap:10px}.insight-row{text-align:left;border:1px solid var(--line);border-radius:7px;background:#fff;padding:20px;width:100%;color:var(--ink)}.insight-row:hover{background:#f8faf6}.insight-row.chosen{border-color:#99ab93;background:#f4f7f1;box-shadow:0 0 0 1px #99ab93 inset}.row-overline{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);margin-bottom:13px}.insight-row h2{font-size:17px;line-height:1.6;margin-bottom:11px;letter-spacing:-.3px}.insight-row p{font-size:12px;line-height:1.85;margin-bottom:18px;color:#546156}.row-bottom{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.insight-row.chosen .row-bottom span:last-child{color:var(--accent)}.evidence-column{border-left:1px solid var(--line);background:#fafbf9;padding:25px 26px 100px;position:sticky;top:0;height:calc(100vh - 60px);overflow:auto}.evidence-label{display:flex;justify-content:space-between;font-size:11px;margin-bottom:36px;color:var(--muted)}.tag{display:inline-block;font-size:9px;padding:5px 7px;border:1px solid var(--line);border-radius:3px;margin-bottom:17px}.evidence-column h2{font-size:23px;line-height:1.6;letter-spacing:-.5px;margin-bottom:28px;text-wrap:balance}.evidence-summary p{font-size:13px;line-height:1.95;margin-top:12px}.evidence-sources{margin-top:26px;border-top:1px solid var(--line);padding-top:20px}.evidence-sources h3{font-size:11px;font-weight:500;color:var(--muted);margin-bottom:16px}.evidence-source{display:flex;gap:11px;margin-bottom:15px}.source-glyph{width:28px;height:28px;background:#e8ede4;border-radius:5px;display:grid;place-items:center;font-size:13px}.evidence-source a{font-size:11px;font-weight:550}.evidence-source small{display:block;font-size:9px;color:var(--muted);margin-top:6px}.evidence-footer{display:flex;justify-content:space-between;margin-top:30px}.mini-nav{display:flex;gap:5px}.mini-nav button{background:#fff;border:1px solid var(--line);border-radius:4px;width:30px;color:var(--muted)}.author-contact{margin-top:35px;display:flex;flex-direction:column;gap:14px;font-size:11px}.work-articles article{padding:24px 0;border-bottom:1px solid var(--line)}.work-articles h2{font-size:19px;line-height:1.6;margin:12px 0}.work-articles p{font-size:13px;line-height:1.9}.work-articles small{font-size:10px;color:var(--muted)}
.work-role{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:15px}.topbar>a:last-child:not(.brand){font-size:11px;color:var(--muted)}.nav-entry{display:flex;align-items:center;justify-content:space-between;font-size:11px;border:0;background:transparent;color:var(--muted);padding:11px 7px;width:100%;margin-bottom:5px;border-radius:5px;text-align:left}.nav-entry.active{color:var(--ink);background:var(--soft)}.work-directory .search-box{margin-top:20px}.tab-dot{display:inline-block;width:4px;height:4px;background:var(--accent);border-radius:50%;margin-left:5px;vertical-align:middle}.work-tabs{flex-wrap:wrap}.work-tabs button{padding:11px 7px}.collection-status{font-size:10px;line-height:1.9;color:var(--muted);margin:3px 0 18px}.reading-note{margin-top:25px;padding-top:20px;border-top:1px solid var(--line)}.reading-note p,.author-contact p{font-size:11px;line-height:1.9;margin-top:10px}.author-contact small{font-size:10px;line-height:1.8}.author-contact summary{cursor:pointer}.work-reading{margin-top:22px;font-size:12px;line-height:1.9}.work-reading h3{font-size:11px;color:var(--muted);font-weight:500}.work-reading small{color:var(--muted);font-size:10px}.access-note{background:var(--soft);padding:10px}.format-tabs{display:flex;gap:7px;margin-bottom:20px}.format-tabs button{border:1px solid var(--line);background:white;border-radius:4px;font-size:10px;padding:6px 10px;color:var(--muted)}.format-tabs button[aria-pressed=true]{background:var(--ink);color:white;border-color:var(--ink)}.mini-map{background:var(--soft);padding:15px;border-radius:5px;margin-bottom:14px;text-align:center;font-size:11px;line-height:1.8}.mini-map span{font-size:9px;color:var(--muted)}.mini-map p{font-size:12px}.mini-map strong{display:block;font-size:12px}.evidence-footer button:disabled{opacity:.35;cursor:default}.empty-state{padding:35px 0;font-size:13px;line-height:1.9;color:var(--muted)}.empty-state h2{font-size:22px;color:var(--ink);margin:17px 0}.learning-task{padding:27px 0}.learning-task h2{font-size:25px;line-height:1.7;margin-top:15px;letter-spacing:-.6px}.learning-task h3{font-size:18px;margin-top:30px}.learning-task p{font-size:13px;line-height:1.9;color:var(--muted)}.learning-task label{display:block;font-size:11px;margin:24px 0 10px}.learning-task textarea{padding:14px;font-size:12px;line-height:1.9;width:100%;min-height:140px;resize:vertical;border:1px solid var(--line);border-radius:6px;background:#fafbf8}.learning-task>small{display:block;font-size:10px;color:var(--muted);line-height:1.8;margin-top:10px}.learning-map{display:flex;flex-direction:column;gap:8px;margin:24px 0}.learning-map button{border:1px solid var(--line);border-radius:6px;background:#f7f9f3;text-align:left;padding:16px;display:flex;gap:12px;align-items:center}.learning-map span{font:10px ui-monospace,monospace;color:var(--accent)}.learning-map strong{font-size:12px}.learning-map small{margin-left:auto;font-size:9px;color:var(--muted)}.release-footer{font:9px ui-monospace,monospace;color:var(--muted);padding-top:24px;border-top:1px solid var(--line);margin-top:35px;line-height:1.9}.release-footer span{display:block}.overview-layout{grid-template-columns:240px minmax(0,1fr)}.overview-layout .insight-column{max-width:1040px;width:100%;margin:auto;padding:44px 60px 100px}.overview-heading>h1{font-size:42px;line-height:1.5;letter-spacing:-1.7px;margin:22px 0}.overview-heading>p{font-size:13px;color:var(--muted);line-height:1.9}.overview-stats{display:flex;gap:45px;padding:28px 0 36px;border-bottom:1px solid var(--line)}.overview-stats span{font-size:10px;color:var(--muted)}.overview-stats strong{display:block;font-size:28px;color:var(--ink);margin-bottom:9px}.routes-section{margin:36px 0}.routes-section>h2,.method-section>h2{font-size:25px;margin:16px 0 25px;letter-spacing:-.5px}.routes{display:grid;grid-template-columns:1fr 1fr;gap:25px}.route{border:1px solid var(--line);padding:22px;border-radius:6px}.route h3{font-size:17px;line-height:1.6}.route ol{list-style:none;padding:0;margin:0}.route li a{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding:14px 0;font-size:12px}.route li a>span{font:10px ui-monospace,monospace;color:var(--muted)}.route strong{font-size:11px;font-weight:500}.route small{display:block;font-size:9px;color:var(--muted);margin-top:6px}.route i{font-style:normal;margin-left:auto}.method-section{margin-top:40px;border-top:1px solid var(--line);padding-top:30px}.method-section>p{font-size:12px;line-height:1.95;color:var(--muted)}.method-formats{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:16px}.method-formats button{font-size:11px;padding:10px 12px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--muted)}.method-formats button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.method-formats button span{font-size:9px;margin-right:7px}.method-demo{padding:25px;background:#f6f8f2;border:1px solid var(--line);border-radius:7px;font-size:12px;line-height:1.9}.method-demo h3{font-size:21px;line-height:1.6;margin:12px 0}.example-flow{display:flex;align-items:center;gap:10px;margin-top:20px}.example-flow span{flex:1;background:white;border:1px solid var(--line);border-radius:5px;padding:18px;text-align:center}.example-flow i{font-style:normal;color:var(--muted)}.plain-example,.storyboard{background:white;padding:20px;margin:18px 0}.storyboard li{margin-bottom:14px}.storyboard span{display:block}.check-demo label{display:flex;gap:8px;align-items:center;margin:10px 0}.check-demo input{width:16px;height:16px}.check-demo output{display:block;margin-top:15px;padding:15px;background:#fff}.data-links{display:flex;gap:14px 20px;flex-wrap:wrap;font-size:11px;margin-top:20px}.skip-link{position:fixed;left:10px;top:-50px;background:var(--ink);color:white;padding:10px;z-index:100}.skip-link:focus{top:10px}
@media(min-width:1500px){.workbench-layout{grid-template-columns:260px minmax(300px,1fr) 390px}.overview-layout{grid-template-columns:260px minmax(0,1fr)}.insight-column{padding:40px 50px}.evidence-column{padding:30px 35px}}
@media(max-width:1100px){.workbench-layout{grid-template-columns:210px minmax(280px,1fr) 280px}.overview-layout{grid-template-columns:210px minmax(0,1fr)}.insight-column{padding:30px 22px 100px}.evidence-column{padding:25px 20px 100px}.overview-layout .insight-column{padding:35px}.workspace-label{margin-left:10px}.routes{gap:15px}.route{padding:18px}}
@media(max-width:800px){.workbench .topbar{padding:0 18px}.workspace-label{display:none}.topbar .small{font-size:9px}.workbench-layout{display:block}.work-directory{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:15px 18px}.rail-title,.rail-footer{display:none}.work-directory .search-box{margin-top:12px}.nav-entry{display:inline-flex;width:auto;gap:10px;margin-right:6px}.people-nav{display:flex;overflow-x:auto;gap:7px;max-height:100px}.people-nav .person{min-width:180px;width:auto;flex-shrink:0}.person-arrow{display:none}.work-directory select{width:auto;max-width:100%;margin:4px 0 8px}.insight-column{padding:25px 20px}.evidence-column{height:auto;position:static;border-left:0;border-top:1px solid var(--line);padding:28px 24px 60px}.overview-layout .insight-column{padding:30px 22px 70px}.overview-heading>h1{font-size:32px}.overview-stats{gap:25px}.routes{grid-template-columns:1fr}.example-flow{flex-direction:column}.example-flow span{width:100%}.example-flow i{transform:rotate(90deg)}.method-demo{padding:20px}.work-tabs button{font-size:10px;padding:11px 6px}.learning-map button{align-items:flex-start;flex-wrap:wrap}.learning-map small{display:block;width:100%;margin-left:22px}.learning-task h2{font-size:23px}.evidence-column h2{font-size:22px}.topbar{gap:12px}.topbar>a:last-child:not(.brand){font-size:10px}}
@media(prefers-reduced-motion:reduce){button{transition:none}}

/* Research review states and source provenance. */
.research-badge{display:inline-block;font-size:10px;line-height:1.7;letter-spacing:.02em;padding:1px 6px;border-radius:4px;border:1px solid #dadfdc;font-weight:600;white-space:nowrap}.research-badge.reviewed{color:#276046;background:#eef5ef;border-color:#c9ddcd}.research-badge.todo{color:#776343;background:#f7f2e8;border-color:#e4d9c3}.research-scope{border:1px solid var(--line,#ddd);border-radius:8px;padding:14px;margin:20px 0;background:#f7f9f7}.research-scope.todo{background:#faf7f0}.research-scope>div{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.research-scope p{font-size:13px;line-height:1.7;margin:10px 0}.research-scope summary{font-size:12px;cursor:pointer;color:#526756}.reviewed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.reviewed-card{display:block;color:inherit;text-decoration:none;border:1px solid var(--line,#ddd);padding:20px;border-radius:9px;background:#fff}.reviewed-card:hover{border-color:#6d886f}.reviewed-card h3{margin:12px 0 8px}.reviewed-card p{font-size:14px;line-height:1.7}.reviewed-card small{color:#69746c}.claim-context{padding:16px 0;border-top:1px solid var(--line,#ddd)}.claim-context h3{font-size:12px;margin:12px 0 6px}.claim-context p,.source-location{font-size:13px;line-height:1.7}.evidence-source blockquote{margin:10px 0;padding-left:10px;border-left:2px solid #becfbe;font-size:12px;line-height:1.6;color:#47614e}.evidence-source .access-note{font-size:11px;line-height:1.7;margin:8px 0}.person small .research-badge{margin-left:3px}.work-role{margin-bottom:8px}@media(max-width:600px){.reviewed-grid{grid-template-columns:1fr}.research-scope{padding:12px}.research-scope>div .small{width:100%}}

.research-badge.partial{color:#466a82;background:#eef4f9;border-color:#c6d7e4}.research-scope.partial{background:#f4f7fa}.initial-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.initial-card{display:block;padding:17px;border:1px solid var(--line);border-radius:8px;color:inherit;text-decoration:none;background:#fff}.initial-card:hover{border-color:#6a879b}.initial-card>div{display:flex;justify-content:space-between;align-items:center;gap:10px}.initial-card small{color:#68767f;font-size:11px}.initial-card h3{margin:12px 0 8px;font-size:17px}.initial-card p{margin:0;font-size:13px;line-height:1.7;color:#53625a}@media(max-width:600px){.initial-grid{grid-template-columns:1fr}}
.initial-details>summary{cursor:pointer;font-size:14px;color:#466a82;padding:10px 0;margin-bottom:10px}.initial-details[open]>summary{margin-bottom:14px}