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.18s;position:relative}.toggle-row i:after{content:"";background:#fff;border-radius:50%;width:19px;height:19px;transition:all .18s;position:absolute;top:3px;left:3px;box-shadow:0 1px 3px #0003}.toggle-row input:checked+i{background:var(--mint)}.toggle-row input:checked+i:after{transform:translate(18px)}.toggle-row input:focus-visible+i{outline:3px solid #22a78d40}.history-rule-list{background:#f6f8fa;border:1px solid #e1e6eb;border-radius:13px;margin-bottom:14px;padding:4px 12px}.history-rule-row{border-bottom:1px solid #e4e9ee;justify-content:space-between;align-items:center;gap:10px;min-height:62px;padding:8px 0;display:flex}.history-rule-row:last-child{border-bottom:0}.history-rule-row>label{cursor:pointer;align-items:center;gap:9px;min-width:0;display:flex}.history-rule-row>label input{accent-color:var(--mint);width:17px;height:17px}.history-rule-row>label span{gap:2px;display:grid}.history-rule-row strong{font-size:12px}.history-rule-row small{color:#7c8795;font-size:9px;line-height:1.35}.lookback-select{background:#fff;border:1px solid #d7dee5;border-radius:9px;flex:none;align-items:center;gap:5px;padding:3px 6px 3px 8px;display:flex}.lookback-select span{color:#87909e;font-size:8px;font-weight:800}.lookback-select select{color:var(--ink);background:0 0;border:0;outline:0;padding:3px 0;font-size:10px;font-weight:800}.rule-board{background:#f4f6f7;border:1px solid #dde3e8;border-radius:16px;margin-bottom:14px;padding:12px}.rule-board-heading{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.rule-board-heading>span{gap:2px;display:grid}.rule-board-heading strong{font-size:13px}.rule-board-heading small{color:#7f8995;font-size:9px}.rule-board-heading>b{background:var(--navy);color:#fff;border-radius:99px;padding:5px 8px;font-size:8px}.rule-card-grid{grid-template-columns:1fr 1fr;gap:7px;display:grid}.rule-card{--rule-color:#687587;--rule-soft:#edf0f3;cursor:pointer;text-align:left;background:#fff;border:1px solid #e0e5e9;border-radius:12px;grid-template-columns:32px minmax(0,1fr) auto;align-items:center;gap:7px;min-height:60px;padding:8px;transition:border-color .15s,box-shadow .15s,transform .15s;display:grid}.rule-card:last-child{grid-column:1/-1}.rule-card:hover{border-color:var(--rule-color)}@supports (color:color-mix(in lab, red, red)){.rule-card:hover{border-color:color-mix(in srgb, var(--rule-color) 45%, #dbe1e6)}}.rule-card:hover{transform:translateY(-1px)}.rule-card.selected{border-color:var(--rule-color);box-shadow:0 0 0 2px var(--rule-color)}@supports (color:color-mix(in lab, red, red)){.rule-card.selected{box-shadow:0 0 0 2px color-mix(in srgb, var(--rule-color) 13%, transparent)}}.rule-card-apart{--rule-color:#df6257;--rule-soft:#fff0ed}.rule-card-spread{--rule-color:#3d7ec0;--rule-soft:#eaf4ff}.rule-card-front{--rule-color:#bd8428;--rule-soft:#fff5df}.rule-card-notBack{--rule-color:#7763b5;--rule-soft:#f1edff}.rule-card-notAlone{--rule-color:#188a76;--rule-soft:#e6f7f2}.rule-card>i{background:var(--rule-soft);color:var(--rule-color);border-radius:9px;justify-content:center;align-items:center;width:32px;height:32px;font-size:17px;font-style:normal;font-weight:900;display:flex}.rule-card>span{gap:2px;min-width:0;display:grid}.rule-card>span small{color:#89929d;text-overflow:ellipsis;white-space:nowrap;font-size:7px;overflow:hidden}.rule-card>b{background:var(--rule-soft);color:var(--rule-color);border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:8px;display:flex}.rule-editor{--rule-color:#df6257;--rule-soft:#fff0ed;background:#fff;border:1px solid #dfe4e8;border-radius:13px;margin-top:9px;padding:0 11px 12px;overflow:hidden}.rule-editor-spread{--rule-color:#3d7ec0;--rule-soft:#eaf4ff}.rule-editor-front{--rule-color:#bd8428;--rule-soft:#fff5df}.rule-editor-notBack{--rule-color:#7763b5;--rule-soft:#f1edff}.rule-editor-notAlone{--rule-color:#188a76;--rule-soft:#e6f7f2}.rule-editor>header{align-items:center;gap:9px;padding:11px 0;display:flex}.rule-editor>header>i{background:var(--rule-soft);color:var(--rule-color);border-radius:8px;flex:none;justify-content:center;align-items:center;width:30px;height:30px;font-size:14px;font-style:normal;font-weight:900;display:flex}.rule-editor>header>span{gap:2px;display:grid}.rule-editor>header small{color:#7b8693;font-size:8px;line-height:1.35}.rule-editor .toggle-row{border-top:1px solid #edf0f2;min-height:50px}.pair-builder{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto;align-items:center;gap:5px;display:grid}.pair-builder select{background:#f7f8f9;border:1px solid #d7dee4;border-radius:8px;min-width:0;min-height:34px;padding:0 6px;font-size:9px}.pair-builder>span{color:#99a1aa;font-size:10px;font-weight:900}.pair-builder>button{background:var(--rule-color,var(--navy));color:#fff;cursor:pointer;border:0;border-radius:8px;min-height:34px;padding:0 9px;font-size:9px;font-weight:850}.pair-builder>button:disabled{cursor:not-allowed;opacity:.42}.pair-rule-editor{border-top:1px solid #edf0f2;padding-top:10px}.pair-rule-list{gap:5px;margin-top:9px;display:grid}.pair-rule-list>div{background:#f8f9fa;border:1px solid #e5e9ec;border-radius:9px;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto;align-items:center;gap:6px;min-height:34px;padding:5px 7px;display:grid}.pair-rule-list>div>span{text-align:center;text-overflow:ellipsis;white-space:nowrap;font-size:9px;font-weight:800;overflow:hidden}.pair-rule-list>div>b{background:var(--rule-soft);color:var(--rule-color);border-radius:99px;padding:4px 6px;font-size:7px}.pair-rule-list>div>button{color:#9aa2ab;cursor:pointer;background:0 0;border:0;padding:0 2px;font-size:15px}.pair-rule-empty{color:#98a0a9;text-align:center;margin:10px 0 0;font-size:8px}.rule-student-list{flex-wrap:wrap;gap:5px;max-height:145px;display:flex;overflow:auto}.rule-student-list button{cursor:pointer;background:#f7f8f9;border:1px solid #dce2e7;border-radius:99px;min-height:29px;padding:0 9px;font-size:9px;font-weight:800}.rule-student-list button.selected{background:var(--navy);border-color:var(--navy);color:#fff}.gender-rule{border:1px solid #dfe4e9;border-radius:14px;margin-top:13px;overflow:hidden}.gender-rule-heading{gap:10px;padding:13px;display:grid}.gender-rule-heading>span{gap:2px;display:grid}.gender-rule-heading strong{font-size:12px}.gender-rule-heading small{color:#7e8995;font-size:9px}.compact-segment{background:#eef1f3;border-radius:9px;grid-template-columns:repeat(3,1fr);gap:3px;padding:3px;display:grid}.compact-segment button{cursor:pointer;background:0 0;border:0;border-radius:7px;min-height:31px;font-size:9px;font-weight:800}.compact-segment button.selected{background:#fff;box-shadow:0 2px 7px #17243f17}.gender-student-list{border-top:1px solid #e5e9ed;max-height:220px;padding:6px 12px;overflow:auto}.gender-student-list>div{border-bottom:1px solid #eef1f3;justify-content:space-between;align-items:center;min-height:39px;display:flex}.gender-student-list>div:last-child{border-bottom:0}.gender-student-list>div>span{font-size:10px;font-weight:750}.gender-student-list>div>div{gap:3px;display:flex}.gender-student-list button{color:#7b8591;cursor:pointer;background:#f1f3f5;border:0;border-radius:7px;min-width:31px;min-height:25px;font-size:8px;font-weight:850}.gender-student-list button.selected{color:var(--ink);background:#e4e8ed}.gender-student-list button.male.selected{color:#2868a9;background:#e4f0ff}.gender-student-list button.female.selected{color:#b34e78;background:#ffe8f1}.panel-footer{border-top:1px solid var(--line);background:#fff;flex:none;margin-top:auto;padding:18px 28px 16px}.reveal-settings-button{color:var(--ink);cursor:pointer;text-align:left;background:#f2f5f7;border:1px solid #dce2e8;border-radius:11px;justify-content:space-between;align-items:center;width:100%;margin-bottom:12px;padding:10px 12px;display:flex}.reveal-settings-button:hover{background:#edf5f2;border-color:#aac5bd}.group-draw-button{color:#116f60;cursor:pointer;background:#edf7f4;border:1px solid #b9ddd4;border-radius:11px;justify-content:center;align-items:center;gap:7px;width:100%;min-height:40px;margin-top:9px;font-size:11px;font-weight:850;display:flex}.group-draw-button small{color:#54837a;background:#fff;border-radius:99px;padding:4px 6px;font-size:7px}.group-draw-button:disabled{cursor:default;opacity:.55}.teacher-backdrop,.group-backdrop{z-index:120}.teacher-panel header small{color:var(--mint);letter-spacing:.14em;font-size:9px;font-weight:900}.teacher-panel{background:#f4f6f8;border:1px solid #ffffff47;border-radius:22px;width:min(100vw - 28px,920px);max-height:min(760px,100vh - 28px);padding:17px;overflow:auto;box-shadow:0 30px 100px #030a1866}.teacher-panel>header{justify-content:space-between;align-items:center;padding:5px 4px 16px;display:flex}.teacher-panel>header h2{letter-spacing:-.04em;margin:3px 0 0;font-size:20px}.teacher-panel>header>button{cursor:pointer;background:#fff;border:0;border-radius:50%;width:34px;height:34px;font-size:20px}.teacher-workspace-tabs{background:#e9edf1;border-radius:12px;grid-template-columns:repeat(2,1fr);gap:4px;margin-bottom:10px;padding:4px;display:grid}.teacher-workspace-tabs button{color:#6f7a88;cursor:pointer;background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;gap:7px;min-height:39px;font-size:10px;font-weight:850;display:flex}.teacher-workspace-tabs button b{background:#d8dee5;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:8px;display:flex}.teacher-workspace-tabs button.selected{color:var(--ink);background:#fff;box-shadow:0 2px 8px #17243f14}.teacher-workspace-tabs button.selected b{background:var(--navy);color:#fff}.teacher-workspace{background:#fff;border:1px solid #e0e5e9;border-radius:15px;max-height:570px;padding:14px;overflow:auto}.teacher-workspace-intro{background:#f2f5f7;border-radius:11px;justify-content:space-between;align-items:center;margin-bottom:11px;padding:10px 12px;display:flex}.teacher-workspace-intro>span{gap:2px;display:grid}.teacher-workspace-intro strong{font-size:11px}.teacher-workspace-intro small{color:#7c8793;font-size:8px}.teacher-workspace-intro>b{background:var(--navy);color:#fff;border-radius:99px;padding:5px 8px;font-size:8px}.teacher-pair-grid{grid-template-columns:1fr 1fr;gap:9px;display:grid}.teacher-rule-card{--rule-color:#df6257;--rule-soft:#fff0ed;border:1px solid #e1e5e9;border-radius:12px;padding:10px}.teacher-rule-card.spread{--rule-color:#3d7ec0;--rule-soft:#eaf4ff}.teacher-rule-card>header,.teacher-student-rule>header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.teacher-rule-card>header>span,.teacher-student-rule>header>span{gap:2px;display:grid}.teacher-rule-card>header strong,.teacher-student-rule>header strong{font-size:10px}.teacher-rule-card>header small,.teacher-student-rule>header small{color:#7f8994;font-size:8px}.teacher-rule-card>header>b,.teacher-student-rule>header>b{background:var(--rule-soft,#edf1f4);color:var(--rule-color,var(--navy));border-radius:50%;justify-content:center;align-items:center;width:23px;height:23px;font-size:8px;display:flex}.teacher-rule-card .pair-rule-editor{border:0;padding:0}.teacher-student-rule-grid{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:9px;display:grid}.teacher-student-rule{border:1px solid #e1e5e9;border-radius:12px;min-width:0;padding:10px}.teacher-student-rule>select{background:#f6f8f9;border:1px solid #dce2e7;border-radius:8px;width:100%;min-height:33px;padding:0 7px;font-size:9px}.teacher-student-rule>div{flex-wrap:wrap;gap:4px;min-height:23px;margin-top:7px;display:flex}.teacher-student-rule>div button{cursor:pointer;background:#edf2f5;border:0;border-radius:99px;min-height:24px;padding:0 7px;font-size:8px;font-weight:800}.teacher-student-rule>div>small{color:#9aa2aa;margin:auto 0;font-size:8px}.teacher-rule-options{grid-template-columns:1fr;gap:8px;margin-top:9px;display:grid}.teacher-history-option,.teacher-gender-option{background:#f6f8f9;border:1px solid #e1e5e9;border-radius:11px;justify-content:space-between;align-items:center;gap:8px;min-height:57px;padding:8px 9px;display:flex}.teacher-history-option>label{align-items:center;gap:7px;display:flex}.teacher-history-option input{accent-color:var(--mint)}.teacher-history-option label span,.teacher-gender-option>span{gap:2px;display:grid}.teacher-history-option strong,.teacher-gender-option strong{font-size:9px}.teacher-history-option small,.teacher-gender-option small{color:#89929d;font-size:7px}.teacher-gender-option select{border:1px solid #d6dde3;border-radius:8px;min-height:31px;font-size:8px}.teacher-gender-students{background:#f8fafb;border:1px solid #e1e5e9;border-radius:12px;margin-top:9px;overflow:hidden}.teacher-gender-students>header{padding:10px 12px}.teacher-gender-students>header>span{gap:2px;display:grid}.teacher-gender-students>header strong{font-size:10px}.teacher-gender-students>header small{color:#89929d;font-size:8px}.teacher-seat-toolbar{grid-template-columns:1fr auto;align-items:end;gap:8px;margin-bottom:10px;display:grid}.teacher-seat-toolbar label{gap:4px;display:grid}.teacher-seat-toolbar label span{font-size:9px;font-weight:850}.teacher-seat-toolbar select{border:1px solid #d7dee4;border-radius:9px;min-height:39px;padding:0 9px}.teacher-seat-toolbar button{color:#9d5148;cursor:pointer;background:#fff2ef;border:1px solid #f0c6bf;border-radius:9px;min-height:39px;padding:0 11px;font-size:9px;font-weight:850}.teacher-seat-toolbar button:disabled{cursor:default;opacity:.45}.teacher-seat-actions{gap:6px;display:flex}.teacher-seat-actions .cancel-selection{color:#326b9f;background:#eef5ff;border-color:#bfd4ec}.teacher-seat-mode{background:#f4f7f8;border:1px solid #e0e6e9;border-radius:10px;align-items:center;gap:9px;min-height:48px;margin-bottom:8px;padding:8px 10px;display:flex}.teacher-seat-mode>span{color:#697784;background:#dfe6ea;border-radius:50%;flex:none;justify-content:center;align-items:center;width:27px;height:27px;font-size:10px;display:flex}.teacher-seat-mode>div{gap:2px;min-width:0;display:grid}.teacher-seat-mode strong{font-size:10px}.teacher-seat-mode small{color:#788491;font-size:8px}.teacher-seat-mode.assigning{background:#edf5ff;border-color:#b9d3ee}.teacher-seat-mode.assigning>span{color:#fff;background:#3977b4}.teacher-seat-legend{flex-wrap:wrap;justify-content:flex-end;gap:10px;margin:1px 2px 7px;display:flex}.teacher-seat-legend span{color:#76818d;align-items:center;gap:4px;font-size:7.5px;font-weight:800;display:flex}.teacher-seat-legend i{background:#f7f9fa;border:1px solid #dfe4e8;border-radius:3px;width:12px;height:9px}.teacher-seat-legend i.private{background:#fff5e5;border-color:#eabf72}.teacher-seat-legend i.public{border-color:#89b7ad;box-shadow:inset 0 0 0 1px #c9e4de}.teacher-seat-legend i.empty{background:#e8ebee;border-color:#d3d8dc}.teacher-mini-desk{background:var(--navy);color:#fff;text-align:center;border-radius:7px;width:max-content;margin:7px auto;padding:5px 18px;font-size:8px;font-weight:900;display:block}.teacher-seat-map{gap:7px;display:grid}.teacher-seat-row{grid-template-columns:repeat(var(--sections), minmax(0, 1fr));gap:9px;display:grid}.teacher-seat-section{grid-template-columns:repeat(var(--section-seats), minmax(0, 1fr));gap:4px;display:grid}.teacher-seat-cell{min-width:0;position:relative}.teacher-seat-main{cursor:pointer;background:#f7f9fa;border:1px solid #dfe4e8;border-radius:8px;gap:2px;width:100%;min-height:48px;padding:22px 5px 6px;display:grid;position:relative}.teacher-seat-main small{color:#99a1aa;font-size:7px}.teacher-seat-main strong{text-overflow:ellipsis;white-space:nowrap;font-size:8px;overflow:hidden}.teacher-seat-main.fixed{background:#fff5e5;border-color:#eabf72}.teacher-seat-main.publicly-fixed:not(.fixed){border-color:#89b7ad;box-shadow:inset 0 0 0 1px #c9e4de}.teacher-seat-main.can-assign:not(.blocked):hover{background:#edf5ff;border-color:#79a9d7;box-shadow:0 0 0 2px #3977b41f}.teacher-seat-main.selected-student{background:#e8f3ff;border-color:#3977b4;box-shadow:inset 0 0 0 1px #3977b4}.teacher-seat-main.blocked{color:#929aa3;cursor:default;background:#e8ebee}.teacher-seat-fix{color:#8a95a1;cursor:pointer;z-index:2;background:#fff;border:1px solid #d7dee5;border-radius:5px;justify-content:center;align-items:center;width:38px;height:20px;padding:0;font-size:6.5px;font-weight:950;display:flex;position:absolute;top:3px;left:3px}.teacher-seat-fix.fixed{color:#fff;background:#e98345;border-color:#cf7137}.teacher-seat-fix:disabled{opacity:.25}.teacher-fixed-list{flex-wrap:wrap;gap:5px;margin-top:10px;display:flex}.teacher-fixed-list button{color:#8c6728;cursor:pointer;background:#fff5e5;border:1px solid #e7c98d;border-radius:99px;align-items:center;gap:5px;min-height:26px;padding:0 8px;font-size:8px;font-weight:800;display:inline-flex}.teacher-fixed-list button b{color:#6f501f;font-size:8px}.teacher-fixed-list button i{margin-left:1px;font-size:10px;font-style:normal}.teacher-panel>footer{justify-content:space-between;align-items:center;margin-top:13px;padding:0 3px;display:flex}.teacher-panel>footer span{color:#818b97;font-size:8px}.teacher-panel>footer button{color:#a34d48;cursor:pointer;background:0 0;border:0;font-size:9px;font-weight:850}.group-dialog{background:#f7f8fa;border-radius:22px;flex-direction:column;width:min(100vw - 30px,960px);max-height:calc(100vh - 32px);display:flex;overflow:hidden;box-shadow:0 30px 100px #030a1866}.group-dialog>header{background:var(--navy);color:#fff;justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.group-dialog>header span{color:#aebbd0;font-size:9px}.group-dialog>header h2{letter-spacing:-.05em;margin:3px 0 0;font-size:23px}.group-dialog>header>button{color:#fff;cursor:pointer;background:#ffffff1f;border:0;border-radius:50%;width:35px;height:35px;font-size:21px}.group-config{background:#fff;border-bottom:1px solid #e1e5e9;max-height:min(52vh,440px);padding:12px 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#e2e6e9;border-radius:9px;grid-column:span 2;gap:6px;padding:8px 9px;display:grid}.group-sizing-control>span{font-size:9px;font-weight:850}.group-sizing-control>div{background:#e9edf0;border-radius:7px;grid-template-columns:1fr 1fr;gap:3px;padding:3px;display:grid}.group-sizing-control button{color:#6f7a86;cursor:pointer;background:0 0;border:0;border-radius:6px;min-height:27px;font-size:8px;font-weight:850}.group-sizing-control button.selected{color:var(--ink);background:#fff;box-shadow:0 2px 7px #17243f17}.group-sizing-control select{width:100%;max-width:none}.group-setting-grid>label:not(.group-check){justify-content:space-between}.group-setting-grid>label>span{gap:2px;font-size:9px;font-weight:850;display:grid}.group-setting-grid select{background:#fff;border:1px solid #d5dce2;border-radius:7px;max-width:105px;min-height:30px;font-size:8px}.group-setting-grid input{accent-color:var(--mint)}.group-setting-grid 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