:root{font-family:'DM Sans',system-ui,sans-serif;color:#22332e;background:#f4f6f5;font-synthesis:none;--green:#173e33;--muted:#65766f;--line:#dce5df;--orange:#db6a33;--shadow:0 8px 28px #173e3308}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:inherit}button,.button{border:1px solid var(--line);border-radius:8px;background:white;padding:10px 16px;color:var(--green);font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px}button:hover,.button:hover{background:#edf4ef}button.primary,.button.primary{background:var(--green);color:white;border-color:var(--green)}button.primary:hover{background:#265b48}button.orange{background:var(--orange);color:white;border-color:var(--orange)}button.ghost{background:transparent;border-color:transparent}button.small{padding:6px 10px;min-height:34px;font-size:14px}.danger{color:#a53730}h1,h2,h3,h4{font-family:Manrope,system-ui,sans-serif;letter-spacing:-.035em;margin:0}h1{font-size:32px;font-weight:800}h2{font-size:23px}h3{font-size:18px}p{line-height:1.65}small,.smalltext{font-size:14px}label{font-size:14px;font-weight:600;display:grid;gap:7px}input,select,textarea{border:1px solid #cbd8d0;background:white;color:#22332e;border-radius:7px;padding:11px 12px;min-width:0;max-width:100%}input[type=checkbox],input[type=radio]{accent-color:var(--green);width:18px;height:18px;flex:none}textarea{min-height:90px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:#25744d}label.check{display:flex;align-items:center;font-weight:400}.muted{color:var(--muted)}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-family:Manrope,sans-serif;font-size:23px;font-weight:800}.brandmark{display:grid;place-items:center;width:40px;height:40px;background:#db713e;color:white;border-radius:10px;font-size:23px}.brand small{display:block;font:11px 'DM Sans',sans-serif;letter-spacing:.14em;color:#d2ded6;margin-top:2px}.layout{display:grid;grid-template-columns:236px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--green);color:#eff5f0;padding:30px 20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:30px}.sidebar .eyebrow{color:#a4bcae;padding:0 12px}.nav{display:grid;gap:6px}.nav a{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:8px;color:#c4d6cc;text-decoration:none;font-size:15px}.nav a:hover{background:#ffffff0d}.nav a.active{background:#2c5446;color:white}.icon{width:20px;height:20px;display:inline-block;vertical-align:middle;flex:none}.sidebar-foot{margin-top:auto;border-top:1px solid #ffffff20;padding:20px 8px 0;color:#c4d6cc;font-size:14px;line-height:1.6}.workspace{min-width:0}.topbar{height:82px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;gap:18px}.topbar .trail{font-size:14px;color:var(--muted)}.identity{display:flex;align-items:center;gap:12px;font-size:14px}.avatar{border-radius:50%;width:36px;height:36px;display:grid;place-items:center;background:#e8efe9;color:var(--green);font-weight:700}.identity small{display:block;color:var(--muted);font-size:12px}.demo-banner{padding:9px 38px;background:#fff1df;border-bottom:1px solid #f2dcb9;font-size:13px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.demo-banner select{font-size:13px;padding:5px 10px}.demo-banner button{font-size:13px;min-height:30px;padding:4px 10px}.main{padding:32px 38px 60px;max-width:1560px;margin:auto}.pagehead{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin:0 0 26px}.pagehead p{margin:8px 0 0;color:var(--muted);font-size:15px}.actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:26px}.stat{background:white;border:1px solid var(--line);border-radius:12px;padding:21px;box-shadow:var(--shadow)}.stat .stat-label{font-size:14px;color:var(--muted);display:flex;justify-content:space-between;gap:8px}.stat strong{font-family:Manrope,sans-serif;font-size:32px;display:block;margin-top:12px;letter-spacing:-.05em}.stat small{font-size:12px;color:var(--muted)}.stat.emphasis{background:var(--green);color:white;border-color:var(--green)}.stat.emphasis .stat-label,.stat.emphasis small{color:#cee1d6}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.panel,.card{background:white;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);min-width:0}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:22px 24px;border-bottom:1px solid var(--line)}.panel-head p{margin:5px 0 0;font-size:14px;color:var(--muted)}.panel-body{padding:24px}.card{padding:24px;display:flex;flex-direction:column;gap:14px}.card p{margin:0;color:var(--muted);font-size:14px}.card .actions{margin-top:auto;padding-top:10px}.card .coursemeta{font-size:14px;color:var(--muted);padding-top:14px;border-top:1px solid var(--line)}.subject-icon{width:46px;height:46px;border-radius:12px;background:#eef3ff;color:#415ca0;display:grid;place-items:center;font-size:22px;font-family:Manrope,sans-serif;font-weight:700}.subject-icon.language{background:#fff0df;color:#a85c1f}.badge{font-size:12px;line-height:1.3;display:inline-block;padding:5px 9px;border-radius:5px;font-weight:600;background:#edf5ee;color:#32603e;white-space:nowrap}.badge.off{background:#f0f1f0;color:#65756d}.badge.warn{background:#fff0df;color:#976122}.badge.blue{background:#edf2fc;color:#42619b}.filters{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:18px}.filters input{flex:1;min-width:180px}.filters select{max-width:245px;font-size:14px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th{padding:13px 22px;background:#f7f9f7;color:var(--muted);font-weight:500;white-space:nowrap}td{padding:17px 22px;border-top:1px solid #eaf0eb}td small{display:block;color:var(--muted);margin-top:4px;font-size:12px}td strong{font-weight:600}td .actions{flex-wrap:nowrap}tr:hover td{background:#fcfdfc}.empty{text-align:center;padding:44px 24px;color:var(--muted)}.empty h3{color:var(--green);margin-bottom:6px}.empty p{margin:8px auto;max-width:430px;font-size:14px}.row-item{display:flex;gap:14px;align-items:center;padding:17px 24px;border-bottom:1px solid #edf1ed}.row-item:last-child{border:0}.row-item .grow{flex:1}.row-item p{margin:4px 0 0;font-size:13px;color:var(--muted)}.progress{height:6px;background:#edf1ed;overflow:hidden;border-radius:6px}.progress span{height:100%;display:block;background:#52816a}.score{font-weight:700;font-family:Manrope,sans-serif}.score.low{color:#b04e39}.score.mid{color:#9d7626}.score.high{color:#2f754b}.note{background:#f2f6f3;border:1px solid var(--line);border-radius:9px;padding:16px;font-size:14px;line-height:1.6;color:#50665a}.note.warn{background:#fff6e9;border-color:#f0dabc;color:#8b652a}.spacer{margin-top:24px}.login-page{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:white}.login-intro{background:var(--green);color:#f9fff9;padding:55px clamp(30px,6vw,100px);display:flex;flex-direction:column;justify-content:space-between;gap:80px}.login-intro h1{font-size:clamp(36px,4vw,57px);line-height:1.18;max-width:520px}.login-intro p{color:#bfdbca;max-width:440px;font-size:17px}.login-intro .eyebrow{color:#c0d2c6;margin-bottom:20px}.login-intro footer{color:#a9c4b4;font-size:13px}.login-form{padding:55px 32px;display:flex;align-items:center;justify-content:center}.login-box{width:100%;max-width:390px}.login-box h2{font-size:29px}.login-box form{display:grid;gap:19px;margin-top:30px}.login-box .divider{border-top:1px solid var(--line);margin:27px 0;padding-top:24px}.login-box .divider button{width:100%}.error{color:#a53730;font-size:14px;line-height:1.5}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.full{grid-column:1/-1}.checkboxes{display:flex;flex-wrap:wrap;gap:14px}.form-actions{display:flex;gap:9px;justify-content:flex-end;border-top:1px solid var(--line);padding-top:18px;margin-top:20px}dialog{border:1px solid var(--line);border-radius:14px;padding:0;width:min(720px,calc(100vw - 30px));max-height:90vh;box-shadow:0 30px 100px #00170b30}dialog::backdrop{background:#102c2560;backdrop-filter:blur(3px)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:22px 26px;border-bottom:1px solid var(--line)}.modal-body{padding:26px}dialog h2{font-size:23px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);max-width:90vw;background:#173e33;color:white;padding:14px 22px;border-radius:9px;box-shadow:0 6px 35px #0002;z-index:20;display:none;font-size:14px}#toast.show{display:block}.editor{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:22px}.editor .sticky{position:sticky;top:20px;align-self:start}.question{padding:25px;background:white;border:1px solid var(--line);border-radius:12px;margin-bottom:18px;break-inside:avoid}.question header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px}.question .question-text{font-size:18px;line-height:1.65;margin:12px 0 20px;white-space:pre-wrap}.qimg{max-width:100%;max-height:280px;object-fit:contain;display:block;margin:14px 0}.answer{display:flex;gap:12px;align-items:center;padding:14px 16px;border:1px solid var(--line);border-radius:8px;margin:9px 0;font-size:16px;font-weight:400;cursor:pointer}.answer:has(input:checked){background:#e9f3ed;border-color:#4e8b67}.answer strong{border-radius:6px;padding:3px 7px;background:#f0f4f1;font-size:14px}.alternatives-editor{display:grid;gap:9px}.alt-edit{display:flex;align-items:center;gap:10px}.alt-edit input[type=text]{flex:1}.attempt-header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:25px}.quiz-main{max-width:850px;margin:auto}.analysis-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:16px}.analysis-cell{background:#f7f9f7;border-radius:8px;padding:12px;text-align:center;font-size:13px}.analysis-cell strong{display:block;font-size:19px;margin:5px 0}.analysis-cell.correct{background:#e8f4eb}.summary-score{font-family:Manrope,sans-serif;font-size:52px;letter-spacing:-.06em}.login-help{font-size:13px;color:var(--muted);margin-top:12px}.loading{padding:60px;font-size:18px}.mobile-menu{display:none}.print-header{display:none}.file-label{display:grid;gap:8px}.question textarea{width:100%}.danger-zone{border:1px solid #edd7d2}.hide{display:none!important}
@media(max-width:1150px){.grid.three{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.main{padding:26px}.topbar,.demo-banner{padding-left:26px;padding-right:26px}.editor{grid-template-columns:1fr}.editor .sticky{position:static}.layout{grid-template-columns:208px 1fr}.sidebar{padding:26px 14px}.identity .user-name{max-width:140px}}
@media(max-width:760px){.layout{display:block}.sidebar{display:none;position:fixed;z-index:10;left:0;top:0;width:240px;box-shadow:20px 0 100px #001b2840}.sidebar.open{display:flex}.mobile-menu{display:inline-flex}.topbar{height:68px;padding:0 16px}.topbar .trail{display:none}.identity .user-name{max-width:150px}.main{padding:23px 16px 45px}.demo-banner{padding:9px 16px;font-size:12px}.pagehead{align-items:flex-start;flex-direction:column}.pagehead h1{font-size:27px}.stats{gap:10px}.stat{padding:16px}.stat strong{font-size:27px}.grid,.grid.three{grid-template-columns:1fr}.login-page{display:block}.login-intro{padding:28px;gap:30px}.login-intro h1{font-size:32px}.login-intro footer,.login-intro p{display:none}.login-form{padding:30px 24px}.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.analysis-grid{gap:4px}.analysis-cell{padding:9px 3px;font-size:11px}.analysis-cell strong{font-size:17px}.question{padding:18px}.modal-body{padding:20px}.modal-head{padding:18px}.panel-head,.panel-body{padding:18px}td,th{padding:14px}.identity button{padding:8px}.filters select{max-width:100%;flex:1}.filters input{min-width:100%}}
@media print{body{background:white}.sidebar,.topbar,.demo-banner,.actions,button,#toast,.filters,.no-print{display:none!important}.layout{display:block}.main{padding:0}.print-header{display:block}.question{border:1px solid #aaa;box-shadow:none}.panel,.card{box-shadow:none}.quiz-main{max-width:none}.pagehead{margin-bottom:15px}.answer{padding:6px;border:none}.question .question-text{font-size:15px}.qimg{max-height:170px}.stats{grid-template-columns:repeat(4,1fr)}.omr-sheet{break-before:page}.pagehead p{color:black}a{text-decoration:none}}

.analysis-cell .correct-answer-label{display:block;font-size:14px;font-weight:700;color:#245c36;margin-top:4px}

.analysis-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.analysis-alternative{display:block;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.analysis-alternative-image{display:block;max-width:100%;max-height:140px;object-fit:contain;margin:8px auto}

.alternative-image-editor{margin:0 0 16px 36px;min-width:0}.alternative-image-editor label{font-size:14px}.alternative-image-editor input[type=file]{max-width:100%}.alternative-image-editor .qimg{max-height:160px}

.rich-source{display:none!important}.rich-editor{width:100%;min-width:0;font-weight:400}.rich-toolbar{display:flex;flex-wrap:wrap;gap:6px;background:#eef3f0;border:1px solid var(--line);border-radius:8px 8px 0 0;padding:8px}.rich-toolbar button,.rich-math-buttons button{font-size:14px;min-height:34px;padding:5px 10px}.rich-editable{min-height:90px;max-height:500px;overflow:auto;padding:12px;border:1px solid var(--line);border-top:0;background:white;border-radius:0 0 8px 8px;font-size:16px;line-height:1.8;white-space:pre-wrap;cursor:text}.rich-editable:focus{outline:2px solid #4e8b67}.rich-content{white-space:pre-wrap;overflow-wrap:anywhere}.rich-image{display:inline-block;max-width:100%;vertical-align:middle;margin:8px 4px}.rich-image img{display:block;max-width:100%;max-height:320px;object-fit:contain}.rich-atom math-field{display:inline-block;border:0;background:transparent;vertical-align:middle;font-size:1.1em;max-width:100%}.rich-atom math-field::part(virtual-keyboard-toggle),.rich-atom math-field::part(menu-toggle){display:none}.rich-editable .rich-atom{cursor:pointer}.rich-editable .rich-atom math-field{pointer-events:none}.rich-help{font-size:13px!important;color:var(--muted);margin:5px 0 12px}.rich-composer{border:1px solid var(--line);background:#f7faf8;padding:12px;border-radius:8px;margin:8px 0}.rich-composer[hidden]{display:none}.rich-composer>math-field{display:block;width:100%;font-size:22px;margin:12px 0;background:white}.rich-math-buttons{display:flex;gap:5px;flex-wrap:wrap}.rich-error{color:#a53730;font-size:14px}.alt-edit:has(.rich-editor){flex-wrap:wrap;align-items:flex-start}.alt-edit .rich-editor{flex-basis:100%}.analysis-cell .rich-image img{max-height:140px}.analysis-cell .rich-content{font-size:14px}
@media print{.rich-toolbar,.rich-help,.rich-composer,.rich-error{display:none!important}.rich-content math-field{border:0!important}.rich-image{break-inside:avoid}}

.rich-field-label{display:grid;gap:8px;font-size:14px;font-weight:500}

:focus-visible{outline:3px solid #226bba;outline-offset:3px}.rich-help input{display:block;width:100%;margin-top:6px}.rich-atom[role=button]:focus-visible{outline:3px solid #226bba}

.professor-card{padding:21px;text-decoration:none;gap:12px}.professor-card:hover{background:#fcfdfc}.professor-card-label{font-size:14px;color:var(--muted);display:flex;justify-content:space-between;align-items:center;gap:8px}.professor-card-label .icon{color:var(--muted)}.professor-card-title{font-family:Manrope,sans-serif;font-size:28px;font-weight:800;letter-spacing:-.04em;color:#22332e}.professor-card p{margin:0;color:var(--muted);font-size:12px}