:root{--ink:#12304a;--blue:#008bb5;--navy:#0c233b;--muted:#64798b;--line:#dce7ee;--paper:#f3f7fa;--mint:#e2f7f2;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);color-scheme:light}*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,.btn{cursor:pointer;border:0;border-radius:10px;background:var(--blue);color:white;padding:12px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:650;text-decoration:none;line-height:1.3}button:hover,.btn:hover{filter:brightness(.94);text-decoration:none}button:disabled{cursor:default;background:#c7d5de;color:#42596a;filter:none}.btn.secondary,button.secondary{background:#edf3f7;color:var(--ink);border:1px solid var(--line)}.danger{background:#fff0ef!important;color:#a02f29!important}.top{background:var(--navy);color:#fff;padding:14px max(24px,calc((100% - 1200px)/2));display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:14px;color:white;font-weight:700}.brand img{width:65px;height:65px;object-fit:contain}.brand span{border-left:1px solid #446078;padding-left:15px}.top a{color:white}.top-actions{display:flex;align-items:center;gap:18px}.top .secondary{background:transparent;color:#fff;border-color:#5b7387}.wrap{max-width:1200px;margin:auto;padding:34px 24px 60px}.eyebrow{color:var(--blue);font-size:12px;font-weight:750;letter-spacing:.12em;text-transform:uppercase}.hero{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:12px 0 28px}h1{font-size:clamp(27px,4vw,40px);letter-spacing:-.035em;margin:8px 0 12px;line-height:1.2}h2{font-size:21px;letter-spacing:-.025em;margin:0 0 18px}h3{margin:8px 0;font-size:20px}p{line-height:1.65}.muted{color:var(--muted)}.sub{font-size:14px;color:var(--muted)}.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:26px;overflow:auto}.tabs a{padding:13px 18px;white-space:nowrap;color:var(--muted);border-bottom:3px solid transparent}.tabs a.active{color:var(--blue);border-bottom-color:var(--blue);font-weight:700}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;margin-bottom:22px;box-shadow:0 3px 12px #18375204}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.full{grid-column:1/-1}label{display:block;font-size:14px;font-weight:650;margin-bottom:6px}input,select,textarea{width:100%;border:1px solid #bacdd9;border-radius:9px;background:#fff;color:var(--ink);padding:12px;min-height:45px}input:focus,select:focus,textarea:focus{outline:3px solid #00a3d52b;border-color:var(--blue)}textarea{resize:vertical;line-height:1.6}.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:20px}.actions form{margin:0}.alert{padding:16px 20px;border-radius:12px;margin-bottom:22px;line-height:1.5;background:#e4f6ef;color:#146348;border:1px solid #b9e6d3}.alert.error{background:#fff0ef;color:#9b3029;border-color:#f1c3bf}.pill{display:inline-block;padding:6px 10px;border-radius:7px;background:#eaf5fb;color:#16719a;font-size:12px;font-weight:700}.pill.live{background:#dcf7ec;color:#147250}.pill.grey{background:#edf1f4;color:#627280}.pill.red{background:#fff0ef;color:#ac3e35}.lesson{display:flex;flex-direction:column;min-height:245px}.lesson-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.lesson .time{font-size:26px;font-weight:750;letter-spacing:-.035em;margin:20px 0 4px}.lesson .actions{margin-top:auto;padding-top:20px}.lesson .sub{margin:0 0 6px}.empty{padding:45px 25px;text-align:center;background:#fff;border:1px dashed #bed1df;border-radius:18px;color:var(--muted)}.empty strong{display:block;font-size:20px;color:var(--ink);margin-bottom:8px}.login-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;max-width:1050px;margin:45px auto}.login-layout h1{font-size:clamp(36px,5vw,56px);max-width:550px}.login-layout .panel{padding:32px}.login-layout form>div{margin-bottom:18px}.login-layout button{width:100%}.login-layout .badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}.login-layout .eyebrow{margin-bottom:18px}.login-layout .statement{font-size:18px;color:var(--muted)}.side-note{padding:18px 20px;background:#e8f3f8;border-radius:12px;margin:20px 0;line-height:1.6;font-size:14px}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);vertical-align:middle}th{font-size:12px;color:var(--muted);font-weight:700}td select{min-width:140px}.inline{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.inline>*{width:auto}.inline label{margin:0}.inline input,.inline select{max-width:240px}.tiny{padding:8px 12px;font-size:13px}.stat{font-size:34px;font-weight:750;margin:8px 0}.footer{border-top:1px solid var(--line);padding:24px;max-width:1200px;margin:auto;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}.footer a{color:var(--muted)}details>summary{cursor:pointer;font-weight:650;padding:10px 0}code{overflow-wrap:anywhere;font-size:13px;background:#edf3f7;padding:4px 6px;border-radius:4px}.prewrap{white-space:pre-wrap;overflow-wrap:anywhere}.check{display:flex;align-items:flex-start;gap:10px;line-height:1.5}.check input{width:18px;min-height:18px;margin-top:2px}.two-col{display:grid;grid-template-columns:1.7fr 1fr;gap:22px;align-items:start}.top-actions .name{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notice-dot{width:8px;height:8px;border-radius:100%;background:#36ba91;display:inline-block;margin-right:6px}.link-button{background:none;color:var(--blue);padding:0}.nowrap{white-space:nowrap}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:800px){.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.login-layout{gap:26px;grid-template-columns:1fr;margin:15px auto}.login-layout h1{font-size:38px}.login-layout .statement{font-size:16px}.two-col{grid-template-columns:1fr}.hero{align-items:flex-start;flex-direction:column}.top{padding:12px 20px}.top-actions{gap:10px}.top-actions .name{display:none}}
@media(max-width:520px){.wrap{padding:22px 16px 40px}.grid,.grid.three,.field-grid{grid-template-columns:1fr}.panel{padding:21px}.full{grid-column:auto}.brand img{width:49px;height:49px}.brand span{font-size:13px;padding-left:10px}.top-actions>a{display:none}.tabs a{padding:12px}.lesson .time{font-size:24px}.login-layout .panel{padding:24px}.footer{padding:22px 16px}.inline{align-items:stretch}.inline select,.inline input{max-width:none;width:100%}}