:root{--navy:#0f2a43;--navy-soft:#1d4066;--cobalt:#1d6fd1;--cobalt-soft:#e8f1fc;--emerald:#0e7b5b;--emerald-soft:#e4f4ee;--red:#b3372b;--red-soft:#fbe9e7;--bg:#f4f6f9;--card:#fff;--line:#dde4ec;--text:#1a2733;--muted:#5d6c7b;--display:"Pathway Gothic One","Inter",sans-serif;--body:"Inter",sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--body);background:var(--bg);color:var(--text);min-height:100vh}.topbar{background:var(--navy);color:#fff;padding:14px 22px;gap:14px;flex-wrap:wrap}.logo,.topbar{display:flex;align-items:center}.logo{font-family:var(--display);font-weight:400;font-size:19px;letter-spacing:1.4px;text-transform:uppercase;gap:9px}.logo .box{width:28px;height:28px;border-radius:6px;background:var(--cobalt);justify-content:center;font-size:14px}.logo .box,.topbar .school{display:flex;align-items:center}.topbar .school{font-size:13px;color:#a9bcd2;margin-left:auto;gap:10px}.topbar .signout{background:none;border:1px solid #3a5878;color:#a9bcd2;font-size:11.5px;padding:5px 11px;border-radius:6px;cursor:pointer;font-family:var(--body)}.topbar .danger{border-color:#7a4a44;color:#e8b4ad}nav.tabs{background:var(--card);border-bottom:1px solid var(--line);display:flex;gap:2px;padding:0 14px;overflow-x:auto}nav.tabs button{font-family:var(--body);font-size:13.5px;font-weight:600;color:var(--muted);background:none;padding:14px 16px;cursor:pointer;border:none;border-bottom:3px solid transparent;white-space:nowrap}nav.tabs button.active{color:var(--cobalt);border-bottom-color:var(--cobalt)}nav.tabs button .step{display:inline-flex;width:19px;height:19px;border-radius:50%;background:var(--line);color:var(--muted);font-size:11px;font-weight:700;align-items:center;justify-content:center;margin-right:7px}nav.tabs button.active .step{background:var(--cobalt);color:#fff}main{max-width:1060px;margin:0 auto;padding:26px 18px 70px}h2{font-family:var(--display);font-weight:400;font-size:21px;letter-spacing:.7px;text-transform:uppercase;margin-bottom:4px}.sub{color:var(--muted);font-size:13.5px;margin-bottom:20px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:16px}.btn{font-family:var(--body);font-weight:600;font-size:13.5px;background:var(--cobalt);color:#fff;border:none;border-radius:10px;padding:11px 18px;cursor:pointer}.btn.ghost{background:transparent;color:var(--cobalt);border:1.5px solid var(--cobalt)}.btn.green{background:var(--emerald)}.btn.red{background:var(--red)}.btn:disabled{opacity:.45;cursor:not-allowed}input[type=email],input[type=number],input[type=password],input[type=text],select{font-family:var(--body);font-size:14px;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--text)}input:focus,select:focus{outline:none;border-color:var(--cobalt)}label.f{display:block;font-size:12px;font-weight:600;margin-bottom:5px}.empty,label.f{color:var(--muted)}.empty{text-align:center;padding:40px 20px;font-size:14px}.err{color:var(--red)}.err,.ok{font-size:12.5px;margin:8px 0}.ok{color:var(--emerald)}.gate{position:fixed;inset:0;background:var(--navy);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{background:#fff;border-radius:12px;padding:34px 30px;width:100%;max-width:360px;box-shadow:0 10px 40px rgba(0,0,0,.3)}.login-card .logo{color:var(--navy);margin-bottom:6px}.login-card p{font-size:13px;color:var(--muted);margin-bottom:20px}.login-card input{width:100%;margin-bottom:14px}.teacher-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));grid-gap:12px;gap:12px}.tcard{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;cursor:pointer;transition:border-color .15s}.tcard:hover{border-color:var(--cobalt)}.tcard .tname{font-weight:700;font-size:14.5px}.tcard .tsub{font-size:12.5px;color:var(--muted);margin-top:2px}.tcard .tload{margin-top:10px;font-size:11.5px;color:var(--muted);display:flex;justify-content:space-between}.pill{font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;background:var(--emerald-soft);color:var(--emerald)}.tt-wrap{overflow-x:auto}table.tt{border-collapse:collapse;width:100%;font-size:12.5px}table.tt td,table.tt th{border:1px solid var(--line);padding:7px 8px;text-align:center;min-width:86px}table.tt th{background:var(--bg);font-weight:700;font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}table.tt td.slot{cursor:pointer}table.tt td.slot:hover{outline:2px solid var(--cobalt);outline-offset:-2px}table.tt td.free{color:#9aa8b5;font-style:italic}.hint{font-size:12px;color:var(--muted);margin-top:10px}.abs-row{display:flex;align-items:center;gap:14px;padding:12px 4px;border-bottom:1px solid var(--line);flex-wrap:wrap}.abs-row:last-child{border-bottom:none}.abs-row label.name{flex:1 1;min-width:150px;font-weight:600;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:10px}.abs-row input[type=checkbox]{width:17px;height:17px;accent-color:var(--red)}.abs-row.absent label.name{color:var(--red)}.period-picker{display:flex;gap:5px;flex-wrap:wrap}.pbtn{width:34px;height:30px;border:1.5px solid var(--line);background:var(--card);border-radius:6px;font-weight:700;font-size:12px;cursor:pointer;color:var(--muted)}.pbtn.on{background:var(--red-soft);border-color:var(--red);color:var(--red)}.rev-block{margin-bottom:18px}.rev-block h3{font-family:var(--display);font-size:15.5px;margin-bottom:8px;color:var(--navy)}table.rev{border-collapse:collapse;width:100%;font-size:13px;background:var(--card)}table.rev td,table.rev th{border:1px solid var(--line);padding:9px 10px;text-align:left}table.rev th{background:var(--bg);font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}.cover-tag{font-weight:700;color:var(--emerald)}.nocover{font-weight:800;color:var(--red)}.fair-note{background:var(--cobalt-soft);border-left:4px solid var(--cobalt);padding:10px 14px;border-radius:0 7px 7px 0;font-size:12.5px;color:var(--navy-soft);margin-bottom:16px}.sheet{background:#fff;border:1px solid var(--line);border-radius:6px;padding:34px 36px;box-shadow:0 2px 14px rgba(15,42,67,.07)}.sheet .s-head{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:3px solid var(--navy);padding-bottom:12px;margin-bottom:20px;flex-wrap:wrap;gap:6px}.sheet h1{font-weight:400;font-size:24px;color:var(--navy);letter-spacing:.6px;text-transform:uppercase}.sheet .s-date,.sheet h1{font-family:var(--display)}.sheet .s-date{font-weight:600;font-size:15px;color:var(--muted)}.sheet-scroll{overflow-x:auto}table.print{border-collapse:collapse;width:100%;min-width:680px;font-size:13px}table.print td,table.print th{border:1px solid #a7b6c6;border-bottom:1.5px solid var(--navy);padding:10px 8px;text-align:center}table.print th{background:var(--navy);color:#fff;font-family:var(--display);font-size:12px;letter-spacing:.6px;text-transform:uppercase;border:1.5px solid var(--navy)}table.print tr:nth-child(2n) td{background:#f1f5f9}table.print tr:nth-child(odd) td{background:#fff}table.print td.absname{font-weight:800;text-align:left;padding-left:12px;color:var(--navy);background:inherit;border-right:3px solid var(--navy);white-space:nowrap}table.print td .room{font-weight:700;display:block;font-size:12px}table.print td .cov{display:block;font-size:12.5px;margin-top:2px}table.print td.dash{color:#b9c3cc;font-size:16px}table.print td.office{font-weight:800;color:var(--red);font-size:11px;letter-spacing:.5px}.sheet .s-foot{margin-top:16px;font-size:11px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px}.print-actions{display:flex;gap:10px;margin-bottom:16px}.reason-badge{display:inline-flex;align-items:center;justify-content:center;width:17px;height:17px;margin-left:7px;border:1.5px solid var(--red);border-radius:50%;color:var(--red);font-family:var(--body);font-weight:700;font-size:10px;line-height:1;vertical-align:middle}.sheet .s-legend{margin-top:14px;padding-top:8px;border-top:1px solid var(--line);font-size:10px;color:var(--muted);letter-spacing:.2px;white-space:pre-wrap}.topbar .topbar-link{font-size:11.5px;font-weight:600;color:#a9bcd2;text-decoration:none;border:1px solid #3a5878;padding:5px 11px;border-radius:6px}.topbar .topbar-link:hover{color:#fff}.report-page{background:var(--card);min-height:100vh}.report-inner{max-width:1000px;margin:0 auto;padding:40px 30px 90px}.report-inner h2{margin-bottom:6px}.report-picker{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:20px 0 28px}.report-picker label.f{margin:0}table.print tr.report-row{cursor:pointer}table.print tr.report-row:hover td{background:var(--cobalt-soft)}.report-hint{font-size:12px;color:var(--muted);margin:6px 0 18px}@page{size:A4 landscape;margin:12mm}@media print{.no-print,.print-actions,.sub,.topbar,nav.tabs{display:none!important}body{background:#fff}main{padding:0;max-width:none}.sheet{border:none;box-shadow:none;border-radius:0;padding:10px}.sheet-scroll{overflow:visible}table.print{min-width:0}.report-hint,.report-picker{display:none!important}.report-page{background:#fff}.report-inner{padding:0;max-width:none}}