:root{color-scheme:light;--paper:#fbfaf5;--surface:#fffef9;--wash:#eef2eb;--ink:#263d3b;--muted:#586c64;--line:#cbd4c8;--accent:#315e57;--accent-deep:#234840;--gold:#a18a53;--error:#9c352e;--success:#365d45;--serif:Georgia,'Times New Roman','Songti SC','Noto Serif CJK SC',serif;--sans:system-ui,-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans)}button,input,select,textarea{font:inherit;color:inherit}button,a,input,textarea,select{touch-action:manipulation}a{color:var(--accent-deep);text-underline-offset:3px}button{cursor:pointer;background:var(--surface);border:1px solid #aabaad;border-radius:5px;padding:10px 17px;min-height:44px;font-weight:600;line-height:1.4}button:hover{background:var(--wash);border-color:var(--accent)}button:disabled{cursor:wait;opacity:.6}button.primary,.button.primary{background:var(--accent);color:white;border-color:var(--accent)}button.primary:hover{background:var(--accent-deep)}button.quiet{background:transparent;border-color:var(--line);font-size:13px;padding:9px 12px}button.danger{color:var(--error);border-color:#d4aca2}button.active{background:var(--accent);color:white}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,canvas:focus-visible{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}.skip-link{position:absolute;left:15px;top:-100px;z-index:20;background:var(--surface);padding:12px;border:2px solid var(--accent)}.skip-link:focus{top:12px}
.app-shell{display:grid;grid-template-columns:250px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:30px 22px;background:#f0f3ed;border-right:1px solid var(--line);overflow-y:auto}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink)}.brand-mark{width:45px;height:45px;border:1px solid #a9bab0;border-radius:50%;display:grid;place-items:center;font:29px var(--serif);background:var(--surface);flex:none}.brand strong{display:block;font:24px/1.25 var(--serif)}.brand small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.sidebar-section{margin:30px 0 18px;padding-bottom:20px;border-bottom:1px solid var(--line)}.sidebar-section p{font-size:14px;line-height:1.65;margin:8px 0 0;color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--accent);margin:0 0 10px}.sidebar nav{display:grid;gap:6px}.sidebar nav button{border:0;background:transparent;text-align:left;padding:12px;font-size:14px;display:flex;align-items:center;gap:11px;font-weight:500}.sidebar nav button[aria-current=step],.sidebar nav button[aria-current=page]{background:#dfe8de;box-shadow:inset 3px 0 var(--accent);font-weight:700}.step-number{width:24px;height:24px;border:1px solid #abbcaf;border-radius:50%;display:grid;place-items:center;font-size:11px;flex:none}.sidebar-foot{margin-top:auto;padding-top:30px;font-size:13px}.sidebar-foot p{font-size:12px;line-height:1.65;color:var(--muted)}.workspace{min-width:0;display:flex;flex-direction:column}.topbar{min-height:64px;padding:12px 36px;display:flex;justify-content:space-between;align-items:center;gap:18px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted);background:rgba(255,254,249,.9)}.topbar-actions{display:flex;gap:12px;align-items:center}.language-switch{display:flex;border:1px solid #b9c5b9;border-radius:5px;overflow:hidden;flex:none}.language-switch button{border:0;border-radius:0;min-height:36px;padding:8px 12px;font-size:13px;background:transparent}.language-switch button[aria-pressed=true]{background:var(--accent);color:white}main{padding:46px clamp(24px,4vw,76px) 70px;max-width:1310px;width:100%;margin:0 auto;flex:1}h1,h2,h3,h4{font-family:var(--serif);line-height:1.3;font-weight:500}h1{font-size:clamp(32px,3.3vw,48px);letter-spacing:-.025em;margin:8px 0 18px;max-width:24ch}h2{font-size:28px;margin:0 0 12px}h3{font-size:22px;margin:8px 0 12px}h4{font-size:19px;margin:8px 0}.lead{font-size:18px;color:var(--muted);max-width:65ch;margin:0 0 28px}.invite-box{padding:25px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:6px;margin:32px 0 48px;max-width:880px}.invite-box>label{font-weight:700;font-size:15px}.inline-field{display:flex;gap:12px;align-items:stretch}.inline-field input{flex:1;min-width:0}.help{font-size:13px;color:var(--muted);line-height:1.7;margin:7px 0 10px}input[type=text],input[type=password],input[type=search],input[type=number],input[type=email],select,textarea{padding:11px 13px;border:1px solid #aabaad;border-radius:5px;background:white;width:100%;min-height:46px}textarea{resize:vertical;line-height:1.7;min-height:150px}.section-heading{display:flex;gap:20px;justify-content:space-between;align-items:baseline;margin:38px 0 20px}.section-heading p{font-size:13px;color:var(--muted);max-width:38ch}.pilot-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.pilot-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:6px;position:relative}.card-number{font-size:12px;letter-spacing:.1em;color:#6c7f71;display:inline-block;border-bottom:2px solid var(--gold);padding-bottom:5px;margin-bottom:14px}.pilot-card p{font-size:14px;color:var(--muted)}.pilot-card small{font-size:11px;color:var(--accent);font-weight:600}.boundary-note{font-size:13px;color:var(--muted);border-left:2px solid var(--gold);padding:8px 16px;margin-top:30px;max-width:85ch}footer{padding:20px 36px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}
.assignment-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:25px}.assignment-heading h1{font-size:clamp(29px,3vw,42px);max-width:30ch}.assignment-heading button{flex:none;margin-top:10px}.progress-wrap{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:5px 20px;margin:8px 0 35px;padding-bottom:24px;border-bottom:1px solid var(--line)}#progress-label{font-size:13px;margin:0;font-weight:600}progress{width:100%;height:7px;border:0;accent-color:var(--accent);background:#dde5db;border-radius:10px;overflow:hidden}progress::-webkit-progress-bar{background:#dde5db}progress::-webkit-progress-value{background:var(--accent)}progress::-moz-progress-bar{background:var(--accent)}.save-status{grid-column:1/-1;font-size:12px;color:var(--muted);margin:2px 0 0;min-height:1.65em}.save-status.failed{color:var(--error)}.error{font-size:14px;color:var(--error);margin:10px 0 0}.error:empty{display:none}.error-summary{border:1px solid #ce9f8e;border-left:3px solid var(--error);background:#fff6ee;padding:18px 22px;border-radius:4px;margin:0 0 24px;color:var(--error);font-size:14px}.error-summary p{margin:0 0 8px}.error-summary ul{margin:0}.error-summary a{color:var(--error)}.step-panel{max-width:880px}.step-panel>h2{margin-bottom:10px}.step-intro{color:var(--muted);max-width:80ch;margin-bottom:26px}.info-panel,.material-panel,.evidence-panel{padding:22px;border:1px solid var(--line);background:var(--surface);border-radius:6px;margin:20px 0}.info-panel{background:#eef2e8;border-color:#c5d3be}.info-panel p{margin:8px 0}.metadata{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0;font-size:12px;color:var(--muted)}.pill{display:inline-block;padding:4px 10px;background:var(--wash);border:1px solid var(--line);border-radius:30px;font-size:12px}.material-panel ul{list-style:none;padding:0;margin:12px 0 0}.material-panel li{padding:10px 0;border-top:1px solid #e0e5da}.material-panel a{font-size:14px}.evidence-text{overflow-wrap:anywhere;white-space:pre-wrap;font:18px/1.8 var(--serif);margin:12px 0 0;padding:0;border:0}.evidence-panel small{color:var(--muted);font-size:12px}.version-details{font-size:12px;color:var(--muted);margin:20px 0;overflow-wrap:anywhere}.version-details summary{cursor:pointer;padding:7px 0}.version-details dl{display:grid;grid-template-columns:100px 1fr;gap:7px;margin:12px 0}.version-details dt{font-weight:600}.version-details dd{margin:0}.field{margin:26px 0}.field>label,.field legend{font-size:15px;font-weight:700;display:block;line-height:1.6}.field fieldset{border:0;padding:0;margin:0;min-width:0}.field fieldset legend{padding:0}.required-mark{font-size:11px;font-weight:500;color:var(--muted);margin-left:8px}.choice{display:flex;gap:11px;align-items:flex-start;font-size:14px;font-weight:400;margin:10px 0;padding:12px 15px;border:1px solid var(--line);border-radius:5px;background:var(--surface);cursor:pointer}.choice input{margin:6px 0 0;accent-color:var(--accent);width:17px;height:17px;flex:none}.field-error{color:var(--error);font-size:13px;margin:7px 0 0}.field-error:empty{display:none}[aria-invalid=true]{border-color:var(--error)!important}.step-actions{display:flex;gap:12px;justify-content:flex-end;margin:40px 0 0;max-width:880px;padding-top:25px;border-top:1px solid var(--line)}.step-actions>button:first-child{margin-right:auto}.answer-list{margin:20px 0}.answer-list article{padding:18px 0;border-top:1px solid var(--line)}.answer-list h3{font-family:var(--sans);font-weight:600;font-size:14px;margin:0 0 8px}.answer-value{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:15px}.answer-empty{color:var(--muted);font-style:italic}.receipt{padding:30px;background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:6px;max-width:780px}.receipt h1{font-size:36px}.receipt-code{display:block;padding:15px;background:var(--wash);font:14px/1.7 var(--sans);overflow-wrap:anywhere;margin:18px 0}.receipt-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.attachment-list{display:grid;gap:15px;margin:25px 0}.attachment-card{border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:18px}.attachment-card img{display:block;max-width:100%;max-height:350px;object-fit:contain;margin:15px 0;border:1px solid var(--line)}.attachment-card p{font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.attachment-header{display:flex;gap:16px;justify-content:space-between;align-items:start}.attachment-header p{margin:0}.upload-box{border:1px dashed #99af9c;padding:22px;border-radius:6px;background:#f4f6ef}.upload-box input[type=file]{max-width:100%;font-size:14px}.image-editor{margin-top:22px;padding:20px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}.editor-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 15px}.editor-toolbar button{font-size:13px;min-height:40px;padding:8px 12px}.canvas-wrap{border:1px solid #b4c1b1;background:#e6e8e2;overflow:auto;max-height:560px;padding:10px}.canvas-wrap canvas{display:block;max-width:100%;height:auto;touch-action:none;cursor:crosshair;margin:auto}.coordinates{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0}.coordinates label{font-size:12px}.coordinates input{padding:9px;margin-top:5px;min-height:40px}.editor-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.editor-description{margin-top:20px}.editor-description label{font-size:14px;font-weight:700}.editor-description textarea{min-height:85px}.notice{border-left:3px solid var(--gold);padding:12px 17px;font-size:13px;color:var(--muted);background:#f4f1e5;margin:18px 0}.key-copy{display:flex;align-items:start;gap:12px}.key-copy textarea{min-height:75px;font-size:13px}
.owner-toolbar{display:flex;justify-content:space-between;align-items:start;gap:20px;margin-bottom:28px}.owner-toolbar h1{margin-top:0}.owner-toolbar p{margin:8px 0;color:var(--muted)}.export-buttons{display:flex;gap:8px;flex-wrap:wrap}.export-buttons button{font-size:12px;padding:8px 12px}.filters{display:grid;grid-template-columns:1fr 1fr minmax(180px,1.5fr) auto;gap:12px;align-items:end;margin:24px 0}.filters label{font-size:12px;display:grid;gap:5px}.summary-strip{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin:20px 0}.result-list{display:grid;gap:12px}.result-card{padding:20px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}.result-card h2,.result-card h3{font-size:21px;margin:6px 0 12px}.result-card .metadata{margin:8px 0 14px}.result-card p{font-size:14px;max-width:85ch}.card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}.empty-state{padding:40px 24px;border:1px solid var(--line);background:var(--surface);border-radius:6px;color:var(--muted)}.empty-state h2{color:var(--ink)}.owner-form{max-width:850px;border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:25px;margin:25px 0}.owner-form .field{margin:18px 0}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px}.detail-heading{margin:20px 0}.detail-heading h1{font-size:35px}.events{list-style:none;padding:0;margin:20px 0}.events li{border-left:2px solid #b4c8b6;padding:5px 0 20px 18px}.events p{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;margin:5px 0}.events small{font-size:12px;color:var(--muted)}.busy{opacity:.65}.status-message{padding:12px 17px;background:var(--wash);border-left:3px solid var(--accent);margin:0 0 20px;font-size:14px}.long-id{overflow-wrap:anywhere;font-size:12px;color:var(--muted)}
@media(max-width:840px){.app-shell{grid-template-columns:220px minmax(0,1fr)}.sidebar{padding:25px 17px}.pilot-grid{gap:12px}.pilot-card{padding:20px}.filters{grid-template-columns:1fr 1fr}.filters label:last-of-type{grid-column:1/-1}.section-heading{display:block}.section-heading p{max-width:none}.owner-toolbar{display:block}.export-buttons{margin:20px 0}}
@media(max-width:700px){.app-shell{display:block}.sidebar{position:static;height:auto;padding:18px 20px;overflow:visible;display:block;border-right:0;border-bottom:1px solid var(--line)}.brand-mark{width:36px;height:36px;font-size:24px}.brand strong{font-size:22px}.brand small{font-size:11px}.sidebar-section,.sidebar-foot{display:none}.sidebar nav{display:flex;overflow-x:auto;gap:5px;margin-top:17px;padding:0 0 3px}.sidebar nav:empty{display:none}.sidebar nav button{white-space:nowrap;min-width:max-content;padding:9px 12px;min-height:40px;font-size:12px}.sidebar nav button[aria-current=step],.sidebar nav button[aria-current=page]{box-shadow:inset 0 -3px var(--accent)}.step-number{width:20px;height:20px;font-size:10px}.topbar{padding:10px 20px;min-height:53px;font-size:11px}.topbar-actions{gap:6px}main{padding:30px 20px 45px}h1{font-size:35px}.lead{font-size:16px}.pilot-grid{grid-template-columns:1fr}.pilot-card{padding:20px}.pilot-card h3{margin-top:0}.card-number{float:right}.invite-box{padding:20px;margin:26px 0 32px}.assignment-heading{display:block}.assignment-heading button{margin:0 0 20px}.progress-wrap{grid-template-columns:1fr;margin:5px 0 25px;gap:9px}.save-status{grid-column:1}.step-panel>h2{font-size:25px}.info-panel,.material-panel,.evidence-panel{padding:18px}.image-editor{padding:15px}.coordinates{grid-template-columns:1fr 1fr;gap:10px}.step-actions{margin-top:30px}.two-columns{grid-template-columns:1fr;gap:0}.owner-form{padding:20px}.receipt{padding:23px}.receipt h1{font-size:30px}footer{padding:18px 20px;font-size:10px}.owner-toolbar h1{font-size:33px}}
@media(max-width:700px){.inline-field{display:grid}.inline-field button{width:100%}.topbar>span{max-width:150px}.filters{grid-template-columns:1fr}.filters label:last-of-type{grid-column:auto}.step-actions{flex-wrap:wrap}.step-actions button{font-size:14px;padding:10px 13px}.attachment-header{display:block}.attachment-header button{margin-top:12px}.key-copy{display:block}.key-copy button{margin-top:10px}.progress-wrap{padding-bottom:20px}.editor-toolbar{gap:5px}.editor-toolbar button{font-size:12px;padding:8px}.result-card{padding:17px}.version-details dl{display:block}.version-details dd{margin:4px 0 12px}footer span:last-child{max-width:170px;text-align:right}}
@media(prefers-reduced-motion:no-preference){button,a,input,textarea,select{transition:background-color .14s,border-color .14s}}
@media print{.sidebar,.topbar,.step-actions,.export-buttons,.filters,.card-actions,.owner-form,footer{display:none}.app-shell{display:block}main{padding:0;max-width:none}.answer-list article,.evidence-panel,.result-card{break-inside:avoid}body{background:white;color:black}.receipt{border:0}}

/* Noninteractive focus targets keep keyboard focus without enclosing the whole workspace. */
main:focus,.step-panel>h2:focus{outline:none}.language-switch button{transition:none}

#account-nav{margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:16px}#account-nav a{padding:10px 12px}.manual-pilot h2{font-size:22px}.manual-pilot p{max-width:80ch}.invite-box .field{margin:18px 0}.invite-box .field input{max-width:560px}#policy-status{margin-top:0}#policy-status p{margin:0}#policy-status dl{display:grid;grid-template-columns:minmax(150px,1fr) 2fr;gap:8px}#policy-status dd{margin:0}#account-name{overflow-wrap:anywhere;max-width:18ch}.account-list{display:grid;gap:12px}.account-card{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px;border:1px solid var(--line);background:var(--surface);border-radius:6px}.account-card h2{font-size:21px;margin:0}.account-card p{margin:4px 0}.policy-inline{font-size:13px}.owner-nav-label{font-size:12px}@media(max-width:700px){.topbar{flex-wrap:wrap}.topbar-actions{flex-wrap:wrap;justify-content:flex-end;max-width:100%}.account-card{display:block}.account-card button{margin-top:12px}#policy-status dl{display:block}#policy-status dd{margin-bottom:12px}.step-actions{gap:8px}.step-actions #save-now{margin-right:auto}}

/* Recovery uses native modal focus containment; secrets are cleared when it closes. */
.account-dialog{max-width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 36px);overflow:auto;border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:7px;padding:28px;background:var(--surface);color:var(--ink);box-shadow:0 18px 70px #17332b30}.account-dialog::backdrop{background:#183c345c}.account-dialog h2{font-size:28px}.account-dialog p{font-size:14px}.account-dialog form>label{display:block;font-weight:600;margin:16px 0 7px}.account-dialog .card-actions{margin-top:24px}.sign-in-help{margin-top:22px;font-size:14px}.sign-in-help summary{cursor:pointer;color:var(--accent);font-weight:600}.sign-in-help p{max-width:68ch}.recovery-result{overflow-wrap:anywhere}.withdrawal-status{margin-top:16px}.operator-status{white-space:pre-wrap;overflow-wrap:anywhere}.policy-readiness{margin-top:14px}.policy-readiness li{margin:5px 0}@media(max-width:700px){.account-dialog{padding:20px}.account-dialog .card-actions{display:grid}.account-dialog .card-actions button{width:100%}.account-card .card-actions{justify-content:flex-start}.topbar-actions #change-password{font-size:12px}}@media print{.account-dialog,#withdrawal-panel,.sign-in-help{display:none!important}}