:root{color-scheme:light;--nav:#173858;--blue:#215bbb;--ink:#20334b;--muted:#5b6d82;--line:#dce4ee;--bg:#f3f6fa;--soft:#eaf1fd;--green:#216346;--amber:#80561b}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}a{color:var(--blue)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #7da6e8;outline-offset:3px}
.test-strip{padding:8px 24px;text-align:center;background:#e8effa;color:#385a88;font-size:12px}.header{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:20px max(24px,calc((100% - 1280px)/2));background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;gap:13px;align-items:center;text-decoration:none;color:var(--ink)}.mark{display:grid;place-items:center;flex-shrink:0;width:46px;height:46px;border-radius:11px;background:var(--nav);color:#fff;font-size:22px;font-weight:600}.brand strong{font-weight:600}.brand small{display:block;color:var(--muted);font-size:13px}#account-bar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:13px}
#shell{max-width:1280px;margin:auto;min-height:65vh}#shell.signed{display:grid;grid-template-columns:218px minmax(0,1fr)}.sidebar{background:var(--nav);color:#fff;padding:26px 14px;border-radius:0 0 0 12px}.sidebar .identity{padding:0 10px 21px;margin-bottom:16px;border-bottom:1px solid #ffffff28;overflow-wrap:anywhere}.identity strong{font-weight:500}.identity small{display:block;color:#c3d4e9;margin-top:4px}.sidebar nav{display:flex;flex-direction:column;gap:7px}.sidebar button{border:1px solid transparent;background:transparent;color:#eef5ff;border-radius:8px;padding:11px 12px;text-align:left;font-size:14px}.sidebar button[aria-current=page]{background:#ffffff1b;border-color:#ffffff25}main{padding:30px;min-width:0;overflow-wrap:anywhere}.page-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;flex-wrap:wrap;margin-bottom:26px}h1{font-size:28px;line-height:1.2;font-weight:600;margin:0 0 8px;letter-spacing:-.4px}h2{font-size:19px;font-weight:600;line-height:1.4;margin:0 0 16px}h3{font-size:16px;line-height:1.45;font-weight:600;margin:10px 0}p{margin:0 0 14px}.muted{color:var(--muted)}.small{font-size:13px}.panel{background:#fff;border:1px solid var(--line);border-radius:13px;padding:24px;margin-bottom:20px;min-width:0}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid>.panel{margin:0}.row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-top:19px}.btn{border:1px solid var(--line);border-radius:8px;padding:9px 14px;min-height:41px;color:var(--ink);background:#fff;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-weight:500}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.danger{color:#9d2937;border-color:#e9cbd0}.btn.quiet{border-color:transparent;background:transparent;color:var(--blue);padding-inline:0}.badge{display:inline-block;max-width:100%;font-size:12px;border-radius:6px;padding:4px 9px;background:var(--soft);color:#315e9a}.badge.good{background:#eaf5ee;color:var(--green)}.badge.wait{background:#fff3df;color:var(--amber)}.badge.denied{background:#fbecee;color:#9d2937}.meta{font-size:13px;color:var(--muted);margin:10px 0 15px}.notice{background:var(--soft);border-left:3px solid var(--blue);border-radius:0 8px 8px 0;padding:15px 18px;margin:0 0 22px}.notice p:last-child{margin-bottom:0}.line{padding:17px 0;border-bottom:1px solid var(--line)}.line:first-child{padding-top:0}.line:last-child{border-bottom:0;padding-bottom:0}.line h3{margin:0 0 5px}.field{display:flex;flex-direction:column;gap:7px;font-size:14px;margin-bottom:17px}.field input,.field select,.field textarea,.filter{background:#fff;border:1px solid #cbd6e4;border-radius:7px;padding:11px 12px;width:100%;color:var(--ink);min-width:0}.field textarea{resize:vertical;min-height:105px}.field small{color:var(--muted);font-size:12px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;margin:15px 0}.check input{width:18px;height:18px;margin-top:3px;flex-shrink:0}.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:23px}.filter{width:auto;max-width:100%}.empty{padding:30px 0;text-align:center;color:var(--muted)}.empty h2{color:var(--ink)}.course-title{min-height:51px}.footer{max-width:1280px;margin:0 auto;padding:24px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}#status{padding:13px 24px;background:#eaf5ee;color:var(--green);border-bottom:1px solid #cce2d2}#status.error{color:#9d2937;background:#fff0f1;border-color:#edcbd0}.auth{max-width:1060px;margin:20px auto;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.auth-intro{padding-top:35px}.auth-intro h1{font-size:36px;line-height:1.2;margin:18px 0 23px}.auth-intro p{font-size:17px;color:var(--muted);max-width:430px}.auth-points{display:flex;flex-direction:column;gap:16px;margin-top:34px}.auth-points>div{padding-left:15px;border-left:3px solid #bacce8;font-size:14px}.auth-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:24px}.auth-tabs button{border:0;background:none;color:var(--muted);padding:0 0 12px;font-weight:500}.auth-tabs button[aria-selected=true]{color:var(--blue);border-bottom:2px solid var(--blue)}.auth .panel{margin:0}.detail-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:18px}.detail-grid>.panel{align-self:start}.definition{margin:0}.definition dt{color:var(--muted);font-size:12px;margin-top:13px}.definition dd{margin:3px 0;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.chat{padding:13px 15px;background:var(--bg);border-radius:8px;margin-bottom:12px}.chat.mine{background:var(--soft)}.chat p{white-space:pre-wrap;margin:7px 0 0}.chat small{color:var(--muted);font-size:12px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font-weight:500;color:var(--muted)}.step-list{display:flex;gap:7px;flex-wrap:wrap;margin:17px 0}.step-list span{font-size:12px;padding:7px 10px;background:var(--bg);border-radius:6px}.step-list span.done{background:#eaf5ee;color:var(--green)}[hidden]{display:none!important}
@media(max-width:900px){#shell.signed{grid-template-columns:184px minmax(0,1fr)}main{padding:25px 20px}.auth{gap:28px}.detail-grid{grid-template-columns:1fr}.panel{padding:20px}}
@media(max-width:680px){.header{padding:16px}.brand strong{font-size:14px}.test-strip{padding:8px 16px;text-align:left}#shell.signed{grid-template-columns:1fr}.sidebar{padding:11px;border-radius:0}.sidebar .identity{display:none}.sidebar nav{flex-direction:row;flex-wrap:wrap;gap:4px}.sidebar button{padding:9px 11px;min-height:44px}main{padding:24px 16px}.grid,.fields,.auth{grid-template-columns:1fr}.auth{margin:0;gap:18px}.auth-intro{padding:0}.auth-intro h1{font-size:29px;margin-top:5px}.auth-intro p{font-size:15px}.auth-points{display:none}.panel{padding:20px}h1{font-size:25px}.btn{min-height:44px}.field input,.field select,.field textarea,.filter{font-size:16px}#account-bar{gap:9px}.footer{padding:22px 16px}.course-title{min-height:0}.auth .panel{margin-top:5px}}
.top-gap{margin-top:20px}.top-gap-small{margin-top:12px}
.owner-auth{display:block;max-width:560px}.owner-bar{margin-bottom:24px}.owner-bar .actions{flex-wrap:wrap}