/**handles:classroom-css**/
.classroom-class-card{border:1px solid #e9ecef;border-radius:16px;padding:1rem 1.5rem;margin-bottom:1rem;background:#fafffd}.classroom-class-card .classroom-class-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}.classroom-class-card h3{font-size:1.15rem!important;font-weight:700;margin:0;line-height:1.3}.classroom-class-code{display:inline-block;font-family:'Courier New',monospace;font-weight:700;letter-spacing:.15em;background:#29f1c3;color:#000;padding:.25rem .75rem;border-radius:999px;font-size:1rem}.classroom-class-meta{color:#6c757d;font-size:.875rem;margin-top:.25rem}.classroom-class-actions button{border:none;background:0 0;color:#6c757d;font-size:.875rem;padding:.25rem .75rem;cursor:pointer}.classroom-class-actions button:hover{color:#000}.classroom-class-actions .classroom-toggle-students{color:#1cb495;font-weight:600}.classroom-students{margin-top:.4rem;padding-top:.4rem;border-top:1px solid #e9ecef}.classroom-student-assignments .classroom-student-assignments-table{font-size:11px}.classroom-student-assignments .classroom-student-assignments-table td{padding:2px 8px}.classroom-roster-subject{margin-left:0;font-size:9px;font-weight:500;color:#9ca3af;text-transform:uppercase;letter-spacing:.05em;margin-top:4px;margin-bottom:1px}.classroom-student-assignments .ra-status{color:#9ca3af;font-size:10px;text-transform:capitalize;text-align:right;white-space:nowrap}.classroom-students-list{list-style:none;padding:0;margin:0 0 1rem 0}.classroom-students-list li{display:block;padding:.3rem 0;border-bottom:1px dashed #f0f0f0}.classroom-students-list li:last-child{border-bottom:none}.classroom-student-row{display:flex;justify-content:space-between;align-items:center}.classroom-student-name-btn{background:0 0;border:none;padding:0;color:#1a1a1a;font-weight:400;cursor:pointer;font-size:14px;text-align:left}.classroom-student-name-btn:hover{text-decoration:underline;color:#000}.ta-content{max-width:760px;margin:0 auto;text-align:left}.ta-content h2{text-align:left}.ta-questions{padding-left:22px}.ta-questions>li{margin:0 0 12px}.ta-opts{margin:4px 0 0}.ta-opts li{margin:2px 0}.ta-tf{color:#555;font-size:13px;margin-top:4px}.ta-wordlist{padding-left:20px}.ta-wordlist li{margin:0 0 6px}.ta-wordlist-inline{columns:2}.classroom-student-assignments{margin-top:.25rem;padding-left:.5rem;border-left:2px solid #e8fffa}.classroom-student-assignments-table{width:100%;font-size:12px;border-collapse:collapse;margin-top:.25rem}.classroom-student-assignments-table td,.classroom-student-assignments-table th{padding:4px 8px;border-bottom:1px solid #f0f0f0;text-align:left}.classroom-student-assignments-table th{color:#9ca3af;font-weight:500;font-size:10px;text-transform:uppercase;letter-spacing:.05em}.classroom-student-assignments-table a{color:#29f1c3;text-decoration:none}.classroom-student-assignments-table a:hover{text-decoration:underline}.classroom-assignment-row{cursor:pointer}.classroom-assignment-row:hover{background:#f7f8fa}.classroom-add-student{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:.5rem}.classroom-add-student input{flex:1;min-width:150px}.classroom-empty-students{color:#6c757d;font-size:.875rem;font-style:italic}.classroom-remove-student{color:#cbd5e1;background:0 0;border:none;font-size:18px;line-height:1;padding:2px 6px;cursor:pointer;transition:color .15s}.classroom-remove-student:hover{color:#b91c1c}.classroom-assign-btn{display:inline-flex;align-items:center;background:#29f1c3;color:#000;font-weight:700;font-size:14px;border:none;border-radius:43px;padding:15px 3rem;cursor:pointer;margin-left:.5rem}.classroom-assign-btn:hover{filter:brightness(.95)}.classroom-modal{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center}.classroom-modal.d-none{display:none!important}.classroom-modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.45)}.classroom-modal-dialog{position:relative;background:#fff;border-radius:16px;width:92%;max-width:540px;max-height:90vh;overflow-y:auto;box-shadow:0 18px 60px rgba(0,0,0,.25)}.classroom-practice-modal-dialog{max-width:880px}.classroom-modal-footer,.classroom-modal-header{padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between}.classroom-modal-header{border-bottom:1px solid #eee}.classroom-modal-footer{border-top:1px solid #eee;gap:.5rem}.classroom-modal-header h2{margin:0;font-size:1.25rem;font-weight:700}.classroom-modal-close{background:0 0;border:none;font-size:1.75rem;line-height:1;color:#6c757d;cursor:pointer}.classroom-modal-body{padding:1.25rem 1.5rem}.classroom-assign-students-list{max-height:200px;overflow-y:auto;border:1px solid #e9ecef;border-radius:8px;padding:.5rem .75rem}.classroom-assign-students-list label{display:flex;align-items:center;gap:.5rem;padding:.25rem 0}.classroom-assignment-card{border:1px solid #e9ecef;border-radius:12px;padding:1rem 1.25rem;margin-bottom:.75rem;background:#fff}.classroom-assignment-card .classroom-assignment-meta{color:#6c757d;font-size:.875rem}.classroom-status-badge{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.classroom-status-not_started{background:#f1f3f5;color:#495057}.classroom-status-in_progress{background:#fff3cd;color:#8a6d3b}.classroom-status-completed{background:#d1f7e7;color:#1cb495}.classroom-assignment-header{text-align:center;margin-bottom:1.5rem}.classroom-assignment-header h1{font-size:1.5rem!important;font-weight:700;line-height:1.25;margin:0 0 .25rem 0}.classroom-assignment-header .classroom-meta{color:#6c757d;font-size:.875rem}.classroom-paper-preview{margin:1rem auto;width:100%;max-width:600px;aspect-ratio:8.5/11;background:#fff;border:1px solid #d1d5db;box-shadow:0 8px 24px rgba(0,0,0,.12);overflow-y:auto;overflow-x:hidden}.classroom-paper-preview img{display:block;width:100%;height:auto}.classroom-assignment-actions{display:flex;justify-content:center;gap:.75rem;margin-top:1.5rem;flex-wrap:wrap}.classroom-roster-table{width:100%;border-collapse:collapse;margin-top:.5rem}.classroom-roster-table td,.classroom-roster-table th{text-align:left;padding:.5rem .75rem;border-bottom:1px solid #e9ecef}.classroom-roster-table th{font-weight:600;color:#495057;font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;background:#f8f9fa}.classroom-roster-table tbody tr:last-child td{border-bottom:none}.classroom-roster-row-expandable{cursor:pointer}.classroom-roster-row-expandable:hover{background:#f7f8fa}.classroom-roster-caret{display:inline-block;color:#6b7280;font-size:.8em;width:.9em}.classroom-roster-answers>td{background:#fafcfb;padding-top:1rem!important;padding-bottom:1.25rem!important;padding-left:2.25rem!important}.ta-answers{margin:0;padding-left:1.25rem}.ta-answers>li{margin:0 0 .75rem}.ta-ans-q{font-weight:600;color:#1a1a1a;font-size:.9rem}.ta-ans-a{margin-top:2px;color:#333;font-size:.9rem;white-space:pre-wrap}.ta-ans-empty{color:#9ca3af;font-style:italic}.classroom-word-list-table td{vertical-align:top}.classroom-word-list-table input,.classroom-word-list-table textarea{font-size:.95rem}.classroom-word-list-table .classroom-word-definition{display:block;width:100%;min-height:0;height:auto;line-height:1.3;padding:6px 8px}.wl-actions .wl-action-btn{font-size:.9rem;min-width:110px;text-align:center}html body .media-frame,html body .media-frame *,html body .media-modal,html body .media-modal *{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif!important;font-size:13px!important;font-weight:400!important;line-height:1.4!important;text-transform:none!important;letter-spacing:normal!important}html body .media-frame h1,html body .media-modal h1{font-size:22px!important;font-weight:600!important;margin:0!important;padding:0 0 0 20px!important;line-height:50px!important;height:50px!important}html body .media-frame h2,html body .media-modal h2{font-size:18px!important;font-weight:600!important;margin:0!important;padding:0!important;line-height:1.2!important}html body .media-frame h3,html body .media-modal h3{font-size:14px!important;font-weight:600!important;margin:0!important;padding:0!important;line-height:1.2!important}html body .media-modal .media-frame-title{height:50px!important;line-height:50px!important}html body .media-modal .media-frame-router{top:50px!important;font-size:14px!important}html body .media-modal .media-frame-menu .media-menu-item,html body .media-modal .media-router .media-menu-item{font-size:14px!important;height:auto!important;line-height:1!important;padding:8px 12px!important}html body .media-frame a,html body .media-modal a{display:inline!important;color:#2271b1!important}html body .media-frame .button,html body .media-frame button,html body .media-modal .button,html body .media-modal button{display:inline-block!important;line-height:2!important;font-weight:400!important}html body .media-frame .media-modal-close,html body .media-modal .media-modal-close{display:block!important;line-height:1!important}html body .media-modal .attachments,html body .media-modal .attachments-browser .attachments{font-size:13px!important}.classroom-word-image-cell{position:relative;display:inline-block}.classroom-word-image-pick{width:70px;height:64px;background:#fff;border:1px dashed #c4c4c4;border-radius:6px;color:#999;font-size:11px;font-weight:500;padding:0;cursor:pointer;transition:border-color .15s ease,color .15s ease;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}.classroom-word-image-pick:hover{border-color:#29f1c3;color:#1bc7a0}.classroom-word-image-pick.has-image{border-style:solid;padding:0}.classroom-word-image-pick.has-image img{width:100%;height:100%;object-fit:cover;display:block}.classroom-word-image-find{display:block;margin-top:4px;background:0 0;border:none;color:#29f1c3;font-size:11px;font-weight:600;cursor:pointer;padding:0;text-align:center;width:70px}.classroom-word-image-find:hover{color:#1bc7a0;text-decoration:underline}.classroom-word-image-results{position:absolute;top:100%;left:0;margin-top:6px;background:#fff;border:1px solid #ddd;border-radius:8px;padding:10px;box-shadow:0 4px 18px rgba(0,0,0,.15);z-index:20;min-width:320px;max-width:360px}.classroom-word-image-error,.classroom-word-image-loading{font-size:12px;color:#666;text-align:center;padding:8px}.classroom-word-image-error{color:#c66}.classroom-word-image-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;max-height:260px;overflow-y:auto}.classroom-word-image-result{background:0 0;border:1px solid transparent;padding:2px;cursor:pointer;border-radius:4px;transition:border-color .1s ease}.classroom-word-image-result:hover{border-color:#29f1c3}.classroom-word-image-result img{width:100%;height:80px;object-fit:cover;display:block;border-radius:3px}.classroom-word-image-close-results{display:block;width:100%;margin-top:6px;padding:4px;background:#f1f1f1;border:1px solid #ccc;border-radius:4px;font-size:11px;cursor:pointer}.classroom-word-image-close-results:hover{background:#e8e8e8}.wl-source-badge{display:inline-block;margin-left:.5rem;padding:2px 8px;border-radius:999px;font-size:10px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;vertical-align:middle}.wl-source-shared{background:#e3f2fd;color:#0d4d7a}.wl-source-public{background:#d4f8ec;color:#0d7a52}.wl-source-mine-public{background:#d4f8ec;color:#0d7a52}.wl-source-pending{background:#fff3cd;color:#7a5c00}.wl-share-block{padding-top:1.5rem;border-top:1px solid #eee}.wl-status{display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600}.wl-status-private{background:#f1f1f1;color:#555}.wl-status-pending{background:#fff3cd;color:#7a5c00}.wl-status-approved{background:#d4f8ec;color:#0d7a52}.wl-status-rejected{background:#f8d7da;color:#842029}.wl-share-people{list-style:none;padding:0;margin:0}.wl-share-people li{padding:6px 0;border-bottom:1px dashed #f0f0f0;font-size:13px;display:flex;align-items:center;gap:.5rem}.wl-share-people li:last-child{border-bottom:none}.wl-share-remove{margin-left:auto;background:0 0;border:none;color:#c66;font-size:18px;line-height:1;cursor:pointer;padding:0 6px}.wl-share-remove:hover{color:#a44}html body .classroom-pixabay-modal{position:fixed!important;inset:0!important;z-index:100000!important;display:flex!important;align-items:center!important;justify-content:center!important}html body .classroom-pixabay-backdrop{position:absolute!important;inset:0!important;background:rgba(0,0,0,.55)!important}html body .classroom-pixabay-content{position:relative!important;z-index:1!important;background:#fff!important;width:90vw!important;max-width:760px!important;max-height:85vh!important;border-radius:10px!important;display:flex!important;flex-direction:column!important;box-shadow:0 20px 60px rgba(0,0,0,.3)!important;overflow:hidden!important;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif!important}html body .classroom-pixabay-header{display:flex!important;align-items:center!important;justify-content:space-between!important;padding:14px 18px!important;border-bottom:1px solid #eee!important}html body .classroom-pixabay-header h2{margin:0!important;padding:0!important;font-size:18px!important;font-weight:600!important;line-height:1.2!important;color:#222!important}html body .classroom-pixabay-close{background:0 0!important;border:none!important;color:#666!important;font-size:26px!important;line-height:1!important;cursor:pointer!important;padding:0 4px!important}html body .classroom-pixabay-close:hover{color:#000!important}html body .classroom-pixabay-searchbar{display:flex!important;gap:8px!important;padding:12px 18px!important;border-bottom:1px solid #f0f0f0!important}html body .classroom-pixabay-input{flex:1!important;padding:8px 12px!important;border:1px solid #ccc!important;border-radius:999px!important;font-size:14px!important;outline:0!important}html body .classroom-pixabay-input:focus{border-color:#29f1c3!important}html body .classroom-pixabay-search-btn{padding:8px 18px!important;background:#29f1c3!important;color:#fff!important;border:none!important;border-radius:999px!important;font-weight:600!important;font-size:14px!important;cursor:pointer!important}html body .classroom-pixabay-search-btn:hover{background:#1bc7a0!important}html body .classroom-pixabay-body{flex:1!important;overflow-y:auto!important;padding:16px 18px!important;min-height:200px!important}html body .classroom-pixabay-error,html body .classroom-pixabay-loading{text-align:center!important;padding:30px 10px!important;color:#666!important;font-size:14px!important}html body .classroom-pixabay-error{color:#c66!important}html body .classroom-pixabay-grid{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:8px!important}@media (min-width:640px){html body .classroom-pixabay-grid{grid-template-columns:repeat(4,1fr)!important}}html body .classroom-pixabay-result{background:0 0!important;border:2px solid transparent!important;padding:0!important;cursor:pointer!important;border-radius:6px!important;overflow:hidden!important;transition:border-color .1s ease,transform .1s ease!important}html body .classroom-pixabay-result:hover{border-color:#29f1c3!important;transform:translateY(-2px)!important}html body .classroom-pixabay-result img{width:100%!important;height:110px!important;object-fit:cover!important;display:block!important;border-radius:4px!important}.classroom-word-image-clear{position:absolute;top:-6px;right:-6px;width:20px;height:20px;border-radius:50%;background:#fff;border:1px solid #ccc;color:#c66;font-size:14px;line-height:1;padding:0;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 1px 3px rgba(0,0,0,.15)}.classroom-word-image-clear:hover{color:#a44;border-color:#a44}.classroom-flashcards{max-width:600px;margin:1rem auto;text-align:center}.classroom-fc-card{position:relative;background:#fff;border:2px solid #29f1c3;border-radius:16px;padding:2rem 1.5rem;min-height:220px;box-shadow:0 4px 20px rgba(0,0,0,.08);cursor:pointer;user-select:none;transition:transform .15s ease,box-shadow .15s ease;outline:0}.classroom-fc-card:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.12)}.classroom-fc-card:focus{box-shadow:0 0 0 3px rgba(41,241,195,.5)}.classroom-fc-side{display:none}.classroom-fc-show-term .classroom-fc-front{display:block}.classroom-fc-show-def .classroom-fc-back{display:block}.classroom-fc-text{font-size:1.6rem;font-weight:700;line-height:1.3;word-wrap:break-word;margin:1rem 0 .5rem}.classroom-fc-back .classroom-fc-text{font-size:1.2rem;font-weight:500}.classroom-fc-image{max-width:220px;max-height:160px;width:auto;height:auto;object-fit:contain;margin:0 auto .75rem;display:block}.classroom-fc-hint{font-size:.75rem;color:#999;margin-top:.75rem;text-transform:uppercase;letter-spacing:.05em}.classroom-fc-controls{display:flex;justify-content:space-between;align-items:center;margin-top:1.25rem;gap:.5rem}.classroom-fc-next,.classroom-fc-prev{background:#29f1c3;color:#fff;border:none;border-radius:999px;padding:.5rem 1.25rem;font-size:.9rem;font-weight:600;cursor:pointer;transition:background .15s ease}.classroom-fc-next:hover,.classroom-fc-prev:hover{background:#1bc7a0}.classroom-fc-counter{font-size:.9rem;color:#666;font-weight:600}.classroom-fc-extra{margin-top:1rem;text-align:center}.classroom-fc-create-ws{display:inline-block;background:#29f1c3;color:#fff!important;border:none;border-radius:999px;padding:.5rem 1.25rem;font-size:.9rem;font-weight:600;text-decoration:none!important;transition:background .15s ease}.classroom-fc-create-ws:hover{background:#1bc7a0;color:#fff!important;text-decoration:none!important}.classroom-word-list-table textarea{resize:vertical;min-height:38px}.classroom-word-num{color:#6c757d;font-size:.875rem;text-align:center;vertical-align:middle}.dt-form{max-width:760px;margin:0 auto}.dt-question{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px 20px;margin-bottom:16px}.dt-prompt{font-weight:600;font-size:15px;color:#1a1a1a;margin-bottom:12px;line-height:1.5}.dt-options{display:flex;flex-direction:column;gap:8px}.dt-options.dt-tf{flex-direction:row;gap:24px}.dt-option{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px;color:#374151;padding:6px 10px;border-radius:6px;margin:0}.dt-option:hover{background:#f9fafb}.dt-option input[type=radio]{margin:0}.dt-text{width:100%;resize:vertical;font-size:14px}.dt-matching{width:100%;border-collapse:collapse}.dt-matching td{padding:8px 6px;vertical-align:middle}.dt-m-term{font-weight:500;width:45%;font-size:14px;color:#1a1a1a}.dt-m-pick select{font-size:14px}.dt-submit-row{display:flex;align-items:center;gap:12px;margin-top:20px;flex-wrap:wrap}.dt-submitted-note{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0;border-radius:10px;padding:14px 18px;text-align:center;font-weight:500}.dt-form.dt-locked .dt-question{opacity:.85}.tg-list{display:flex;flex-direction:column;gap:8px}.tg-card{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px 16px;gap:12px;flex-wrap:wrap}.tg-card-main{flex:1;min-width:200px}.tg-card-title{font-weight:600;font-size:15px;color:#1a1a1a}.tg-card-meta{font-size:12px;color:#6b7280;margin-top:2px}.tg-card-side{display:flex;align-items:center;gap:12px}.tg-card-score{font-weight:600;font-size:14px;color:#374151;min-width:50px;text-align:center}.tg-badge{font-size:11px;padding:3px 10px;border-radius:999px;font-weight:600}.tg-badge-pending{background:#fef3c7;color:#92400e}.tg-badge-released{background:#d1fae5;color:#065f46}.tg-grading{display:flex;flex-direction:column;gap:14px}.tg-q{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:14px 16px}.tg-q-head{font-weight:600;font-size:14px;color:#1a1a1a;margin-bottom:10px}.tg-q-num{color:#6b7280;margin-right:4px}.tg-q-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:10px}@media (max-width:600px){.tg-q-grid{grid-template-columns:1fr}}.tg-q-cell{background:#f9fafb;border-radius:8px;padding:10px 12px}.tg-q-label{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:#6b7280;margin-bottom:4px}.tg-q-ans{font-size:14px;color:#1a1a1a}.tg-q-correct{color:#065f46}.tg-q-grade{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.tg-grade-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border:1px solid #e5e7eb;border-radius:999px;font-size:13px;cursor:pointer;margin:0}.tg-comment{flex:1;min-width:180px;max-width:360px;font-size:13px}.tg-mlist{margin:0;padding-left:18px}.tg-mlist li{font-size:13px}.tg-actions{display:flex;align-items:center;gap:10px;margin-top:20px;flex-wrap:wrap}.dt-result-banner{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0;border-radius:10px;padding:14px 18px;text-align:center;font-weight:600;margin-bottom:16px}.dt-result-banner .dt-score{font-size:22px;display:block;margin-top:4px}.dt-q-feedback{margin-top:8px;padding:8px 12px;border-radius:8px;font-size:13px}.dt-q-feedback.dt-correct{background:#d1fae5;color:#065f46}.dt-q-feedback.dt-incorrect{background:#fee2e2;color:#991b1b}.dt-q-comment{margin-top:4px;font-style:italic}.classroom-score-badge{background:#d1fae5;color:#065f46;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}.practice-viewer{max-width:760px;margin:0 auto}.practice-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px;justify-content:center}.practice-tab{background:#fff;border:1px solid #e5e7eb;color:#374151;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:500;cursor:pointer}.practice-tab:hover{background:#f9fafb}.practice-tab.active{background:#29f1c3;color:#fff;border-color:#29f1c3}.pmode{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:20px 22px}.pmode-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:13px;color:#6b7280}.pmode-score{font-weight:600;color:#065f46}.pmode-prompt{font-size:17px;font-weight:500;color:#1a1a1a;margin-bottom:16px;padding:14px 18px;background:#f9fafb;border-radius:10px;line-height:1.5}.pmode-options{display:flex;flex-direction:column;gap:8px}.pmode-opt{background:#fff;border:2px solid #e5e7eb;color:#1a1a1a;padding:12px 16px;border-radius:10px;font-size:15px;text-align:left;cursor:pointer;transition:border-color .15s,background 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