:root{font-family:Inter,Segoe UI,Arial,sans-serif;color:#202739;background:#f5f6fa;font-synthesis:none;--blue:#465de7;--border:#e6e8f0;--muted:#7a8295;--green:#26856a}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit;text-decoration:none}button{border:0}button:focus-visible,a:focus-visible{outline:3px solid #91a1ff;outline-offset:3px}input,textarea,select{border:1px solid #dfe3ed;border-radius:10px;background:#fff;padding:11px 13px;color:#202739;width:100%;outline:none}input:focus,textarea:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #465de713}input[readonly]{background:#f8f9fc}h1,h2,h3,p{margin-top:0}h1{font-size:34px;line-height:1.2;letter-spacing:-1px;margin-bottom:10px;font-weight:700}h2{font-size:20px;letter-spacing:-.4px;margin-bottom:12px}h3{font-size:17px;line-height:1.4;margin-bottom:12px}small{font-size:12px;line-height:1.5}.eyebrow{font-size:10px;letter-spacing:1.65px;font-weight:700;color:var(--blue);margin-bottom:12px}.eyebrow.light{color:#ced5ff}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 18px;border-radius:10px;font-size:13px;font-weight:600;min-height:43px;transition:background .2s,transform .15s}.button:hover:not(:disabled){transform:translateY(-1px)}.button.primary{background:var(--blue);color:#fff;box-shadow:0 4px 10px #465de71a}.button.primary:hover:not(:disabled){background:#354cd3}.button.secondary{background:#fff;color:#39425b;border:1px solid var(--border)}.button.subtle{background:transparent;color:var(--blue);padding:8px 0;min-height:32px}.button.white{background:#fff;color:#344bbd}.full{width:100%}.button-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.icon-button{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:#8790a4;width:34px;height:34px;border-radius:8px}.icon-button:hover{background:#f0f2fa;color:#39425b}.danger{color:#d5606b}.app-shell{display:flex;min-height:100vh}.sidebar{width:232px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--border);padding:33px 22px 20px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;gap:11px;align-items:center;font-size:25px;font-weight:750;letter-spacing:-.8px;margin-left:10px}.brand-symbol{width:38px;height:38px;border-radius:12px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:30px;position:relative;line-height:1;letter-spacing:-2px}.brand-symbol span{position:absolute;right:7px;bottom:8px;width:5px;height:5px;border-radius:50%;background:#ffcc76}.brand-sub{display:block;font-size:9px;font-weight:500;letter-spacing:.2px;color:var(--muted);margin-top:1px}.sidebar-label{font-size:9px;letter-spacing:1.2px;color:#a6adbe;font-weight:700;margin:52px 12px 16px}.nav-item{display:flex;align-items:center;gap:12px;background:transparent;padding:13px 14px;border-radius:10px;width:100%;text-align:left;margin:5px 0;font-size:13px;color:#81889a;font-weight:500}.nav-item.active{color:var(--blue);background:#eef1ff;font-weight:650}.nav-item:hover{background:#f5f6fa}.nav-count{margin-left:auto;background:var(--blue);color:#fff;border-radius:6px;font-size:10px;padding:2px 5px}.sidebar-bottom{margin-top:auto}.sidebar-note{margin:30px 8px;border-radius:13px;background:#f7f8fc;padding:19px 14px;color:#929bb7}.sidebar-note p{margin:9px 0 0;font-size:11px;color:#8d95a9}.profile{display:flex;align-items:center;gap:10px;width:100%;background:#fff;text-align:left;font-size:11px;color:#364058;border-top:1px solid var(--border);padding:20px 3px 0}.profile small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.profile svg{margin-left:auto}.avatar{display:inline-flex;width:36px;height:36px;min-width:36px;align-items:center;justify-content:center;border-radius:50%;background:#eeeefe;color:#7074b4;font-size:13px;font-weight:600}.avatar.large{width:64px;height:64px;font-size:24px}.workspace{margin-left:232px;width:calc(100% - 232px)}.topbar{height:75px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:#ffffff80}.topbar>span{display:flex;align-items:center;gap:10px;font-size:11px;color:#98a0b2}.topbar>div{display:flex;align-items:center;gap:18px}.demo-badge{font-size:9px;letter-spacing:1px;color:#a98c47;background:#fcf6e8;padding:5px 8px;border-radius:5px}.page{max-width:1160px;margin:0 auto;padding:39px 42px 45px}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}.page-heading p{margin-bottom:0;font-size:13px;color:var(--muted)}.heading-icon{width:63px;height:63px;display:flex;align-items:center;justify-content:center;background:#edf0fc;border-radius:18px;color:#91a0d7;transform:rotate(-7deg)}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}.stat{background:#fff;border:1px solid var(--border);border-radius:13px;padding:19px 22px;display:flex;align-items:center;justify-content:space-between}.stat-label{display:block;color:#8b93a5;font-size:11px;margin-bottom:10px}.stat strong{font-size:27px;letter-spacing:-1px;font-weight:650}.stat-icon{color:#8995d6;background:#f3f5fc;padding:12px;border-radius:11px;display:flex}.stat>svg{color:#96a3d9}.continue-card{background:linear-gradient(115deg,#485bd0,#6275e9);border-radius:17px;padding:30px 32px;display:flex;align-items:center;justify-content:space-between;color:#fff;margin-bottom:35px;position:relative;overflow:hidden;min-height:219px}.continue-card h2{font-size:24px;max-width:470px;line-height:1.4;margin-bottom:9px}.continue-card p{font-size:12px;color:#dbe0ff;margin-bottom:21px}.continue-card>div:first-child{position:relative;z-index:1}.hero-illustration{width:180px;height:160px;position:relative;color:#c4ceff;display:flex;align-items:center;justify-content:center;opacity:.8}.hero-illustration:before{content:"";position:absolute;width:180px;height:180px;border:1px solid #ffffff22;border-radius:50%}.hero-illustration:after{content:"";position:absolute;width:130px;height:130px;border:1px solid #ffffff22;border-radius:50%}.hero-dot{position:absolute;width:15px;height:15px;background:#efc777;border-radius:50%;right:13px;top:10px}.hero-star{position:absolute;font-size:30px;bottom:10px;left:10px;color:#dbe2ff}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:25px 0 16px}.section-title h2{margin:0;font-size:18px}.section-title .muted{font-size:11px}.filters{display:flex;gap:8px;margin-bottom:21px}.chip{padding:9px 15px;border:1px solid var(--border);border-radius:8px;background:transparent;color:#8991a3;font-size:11px;font-weight:500}.chip.selected{color:var(--blue);border-color:#d9dffc;background:#eaf0ff}.task-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.work-card{padding:23px 24px 0;background:#fff;text-align:left;border:1px solid var(--border);border-radius:14px;color:inherit;transition:box-shadow .2s,border .2s}.work-card:hover{border-color:#ccd4f4;box-shadow:0 5px 20px #353f6810}.work-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.subject-icon{width:42px;height:42px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center}.subject-icon.physics{background:#e9f5f1;color:#46a28a}.subject-icon.math{background:#f2ecff;color:#9770d5}.status{font-size:9px;font-weight:600;padding:6px 9px;border-radius:6px;background:#f1f3f8;color:#8b95a8;white-space:nowrap}.status.draft{background:#fff4df;color:#b39555}.status.submitted{background:#eaf0fe;color:#7390cb}.status.reviewed{background:#e8f6ef;color:#4b9c7a}.work-meta{color:#8c95a9;font-size:10px;font-weight:500;margin-bottom:8px}.work-meta span{padding:0 5px}.work-card h3{font-size:16px;min-height:44px;margin-bottom:7px}.work-card p{color:#9aa2b3;font-size:11px;margin-bottom:20px}.work-bottom{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-top:1px solid #f0f1f6;color:#949fb4}.deadline{display:flex;align-items:center;gap:6px;font-size:10px}.deadline.late{color:#c5797d}.page-footer{max-width:1160px;margin:0 auto;padding:5px 42px 25px;display:flex;justify-content:space-between;color:#a6adbd;font-size:9px}.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px}.empty{padding:60px 22px;text-align:center;border:1px dashed #dce2ef;border-radius:14px;color:#a0abc4}.empty h3{color:#606b83;margin-top:15px}.empty p{font-size:13px;max-width:420px;margin:0 auto}.progress-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.progress-grid h3{margin-top:14px}.big-number{font-size:38px;font-weight:700;margin:12px 0}.progress-track{height:5px;background:#edf0f8;border-radius:10px;overflow:hidden;margin:18px 0}.progress-track span{height:100%;display:block;background:var(--blue);border-radius:10px;transition:width .3s}.footnote{font-size:11px;line-height:1.6;color:#9ba3b5;margin-top:14px}.mobile-nav{display:none}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%);z-index:100;background:#25334a;color:#fff;padding:14px 22px;border-radius:12px;display:flex;align-items:center;gap:10px;font-size:13px;box-shadow:0 5px 20px #20273930;max-width:90vw}.toast svg{color:#8ee0b8;flex-shrink:0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1d274965;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:60;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:#fff;border-radius:20px;padding:27px;max-height:90vh;overflow:auto;width:620px;box-shadow:0 30px 80px #1d274930}.modal.small{width:450px}.modal.wide{width:760px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:14px}.modal-head h2{margin:0}.modal p{font-size:13px}.modal-footer{margin-top:23px;display:flex;align-items:center;justify-content:space-between;gap:20px}.profile-summary{text-align:center;margin:25px 0}.profile-summary h3{margin:12px 0 4px}.profile-summary p{color:var(--muted)}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:15px 0 25px;font-size:13px}.toggle-row span{display:flex;align-items:center;gap:9px}.toggle-row input{width:19px;height:19px;accent-color:var(--blue)}.error-box,.warning-box,.info-box{border-radius:11px;padding:16px 18px;margin:18px 0;line-height:1.6;font-size:12px}.error-box{background:#fff0f1;color:#b75665;display:flex;gap:10px;align-items:center;flex-wrap:wrap;overflow-wrap:anywhere}.global-error{margin:20px 42px}.warning-box{background:#fff6e4;color:#aa863b}.info-box{background:#eaf1ff;color:#6680b3;display:flex;gap:14px;align-items:flex-start}.info-box p{margin:4px 0 0}.info-box>svg{flex-shrink:0}.welcome{max-width:490px;margin:0 auto;padding:70px 26px;text-align:center;min-height:100vh;display:flex;flex-direction:column;align-items:center}.welcome h1{font-size:36px;line-height:1.3;letter-spacing:-1px;margin-bottom:16px}.welcome>p{font-size:14px;color:var(--muted);margin-bottom:26px}.welcome>.button{width:100%;margin:6px 0}.welcome form{width:100%;text-align:left}.welcome form>.button{width:100%;margin-top:12px}.welcome-foot{margin-top:35px;font-size:11px;color:#9ca6bc}.demo-label{font-size:10px;color:#a7a0a0;margin:16px 0 9px}.welcome-art{height:160px;position:relative;width:210px;display:flex;align-items:center;justify-content:center;margin-bottom:38px}.big.brand-symbol{width:90px;height:90px;font-size:70px;border-radius:27px;transform:rotate(-8deg);box-shadow:0 15px 40px #465de730}.big.brand-symbol span{width:9px;height:9px;right:14px;bottom:16px}.orbit{position:absolute;border:1px solid #dfe4fc;width:180px;height:140px;transform:rotate(35deg);border-radius:50%}.orbit.two{transform:rotate(-35deg);width:200px;height:130px}.loading-screen{display:flex;align-items:center;justify-content:center;flex-direction:column;min-height:100vh;gap:23px;color:#8893af}.loading-screen p{font-size:13px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.field-label{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:600;color:#7d879d;margin:0 0 16px}.field-label input,.field-label textarea,.field-label select{font-size:13px;font-weight:400}.back-link{display:inline-flex;gap:8px;align-items:center;color:#8b95ab;font-size:11px;background:transparent;padding:0;margin-bottom:24px}.work-page h1{font-size:29px}.save-status{display:flex;align-items:center;gap:6px;font-size:10px;color:#6a9a7a;white-space:nowrap}.save-status.failed{color:#c66d79}.instruction{display:flex;gap:14px;background:#edf0fa;border:1px solid #e4e9f8;border-radius:12px;padding:19px 22px;margin-bottom:25px;font-size:12px;color:#657295}.instruction p{margin:5px 0 0;white-space:pre-wrap;font-size:12px}.instruction-icon{color:#879ace;padding-top:2px}.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--blue);margin-top:10px;font-size:11px}.work-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:22px;align-items:start}.work-aside{position:sticky;top:24px}.work-aside .card{padding:23px 20px}.work-aside h3{font-size:14px}.question-map{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:18px}.question-map button{width:100%;height:31px;font-size:10px;border-radius:7px;background:#f4f6fa;color:#9ba6b9;border:1px solid #e9edf5}.question-map button.filled{color:var(--blue);background:#eef1ff;border-color:#d5dcfb}.tabs{display:flex;gap:5px;margin:0 0 17px;border-bottom:1px solid var(--border)}.tabs button{display:flex;gap:9px;background:transparent;padding:13px 16px 14px;font-size:12px;color:#9ba4b6;border-bottom:2px solid transparent}.tabs button.active{color:var(--blue);border-bottom-color:var(--blue);font-weight:600}.tabs span{font-size:10px;color:inherit;background:#e9edf7;padding:2px 6px;border-radius:5px}.answers-card .section-title{margin-top:0}.answer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 20px;margin-top:27px}.answer-label{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#7d879c;margin-bottom:8px}.answer-label>span{display:flex;align-items:center;gap:4px;font-size:10px}.answer-item input{font-size:13px;height:43px}.answer-item.correct input{border-color:#c8e6d7;background:#f3fbf6}.answer-item.incorrect input{border-color:#efcdd2;background:#fdf5f6}.answer-item.correct .answer-label>span{color:#469671}.answer-item.incorrect .answer-label>span{color:#bd6d79}.answer-item small{display:block;color:#79978a;margin-top:7px;font-size:10px}.answer-item.incorrect small{color:#ad7b82}.answer-footer{margin-top:28px;padding-top:20px;border-top:1px solid var(--border);display:flex;gap:15px;align-items:center;justify-content:space-between}.answer-footer>span{font-size:9px;color:#aab1c0}.solution-card{margin-bottom:18px}.solution-card .section-title{margin-top:0}.photos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:15px}.photo-tile{border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fafbfe}.photo-preview{display:block;width:100%;height:140px;padding:0;background:#eef0f6}.photo-preview img{width:100%;height:100%;object-fit:cover}.photo-toolbar{display:flex;align-items:center;justify-content:flex-end;padding:2px 5px;gap:0}.photo-toolbar>span{margin-right:auto;font-size:10px;color:var(--muted);padding-left:5px}.photo-toolbar .icon-button{width:25px;height:28px}.upload-button{display:flex;align-items:center;justify-content:center;gap:10px;padding:20px;border:1px dashed #cdd6ef;border-radius:10px;color:#7f8fb5;background:#f9faff;font-size:12px;cursor:pointer;margin-top:14px;min-height:62px}.upload-button input{display:none}.upload-button.disabled{opacity:.5;cursor:default}.grade-fields{display:grid;grid-template-columns:100px 1fr;gap:15px;margin-top:25px;padding-top:20px;border-top:1px solid var(--border)}.grade-fields .field-label{margin-bottom:0}.correction-block{padding-top:19px;margin-top:24px;border-top:1px solid var(--border)}.correction-block h3{font-size:14px}.correction-block .upload-button{background:#f5faf7;color:#7d9d8e;border-color:#c8dfd2}.feedback{background:#f3f9f6;color:#648774;line-height:1.7}.feedback p{font-size:12px;margin:7px 0 0;white-space:pre-wrap}.solution-card .feedback{padding:15px 18px;border-radius:10px;margin-top:20px;font-size:12px}.overall-comment{margin-top:24px}.overall-comment .button-row{justify-content:flex-end}.result-banner{display:flex;align-items:center;justify-content:space-between;background:#eaf6ef;border:1px solid #dcece2;padding:22px 25px;border-radius:14px;margin-bottom:25px;color:#5e947c}.result-banner .eyebrow{color:#79a68e;margin-bottom:10px}.result-banner strong{font-size:30px;color:#3c785d}.result-banner strong span{font-size:14px;font-weight:400;color:#79a38d}.result-banner p{margin:10px 0 0;font-size:12px}.image-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:80;background:#141b2beb;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:15px;padding:55px 20px 25px}.image-backdrop>img{max-width:95vw;max-height:80vh;object-fit:contain;border-radius:6px}.image-close{position:absolute;right:18px;top:13px;color:#fff}.mobile-submit{display:none}.review-list{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff}.review-row{background:#fff;display:flex;align-items:center;width:100%;padding:21px 23px;gap:17px;border-bottom:1px solid #eef0f5;text-align:left;color:#637089}.review-row:last-child{border-bottom:0}.review-row:hover{background:#fafbff}.review-name{flex:1;min-width:0}.review-name strong{display:block;font-size:12px;color:#3b465d;margin-bottom:5px}.review-name small{font-size:10px;color:#9aa4b9;display:block}.subject-text{font-size:10px;white-space:nowrap}.subject-text.physics{color:#84a89a}.subject-text.math{color:#a08abd}.review-date{font-size:10px;color:#a1aabd;white-space:nowrap}.variant-card h3{margin-top:12px;min-height:48px}.variant-card .work-meta{margin-top:17px}.variant-card .button{margin-top:7px}.group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.group-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.student-list{padding:5px 24px}.student-row{display:flex;align-items:center;gap:14px;padding:17px 0;border-bottom:1px solid #eef0f5}.student-row:last-child{border:0}.student-row strong{font-size:12px;flex:1}.student-row .muted{font-size:10px}.invite-code{font-family:Consolas,monospace;background:#f3f5fc;color:var(--blue);border-radius:10px;padding:20px;margin:20px 0;text-align:center;font-size:17px;-webkit-user-select:all;user-select:all;overflow-wrap:anywhere}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.span-two{grid-column:span 2}.variant-template{padding:20px;background:#f6f8fc;border-radius:12px;margin:10px 0 20px}.variant-template h3{font-size:14px;margin-bottom:8px}.variant-template .field-label{max-width:130px;margin:0;flex:1}.variant-template .button-row{align-items:flex-end}.question-editor-head,.question-editor-row{display:grid;grid-template-columns:53px 130px 1fr 55px 27px;gap:9px;align-items:center}.question-editor-head{font-size:10px;color:#9aa3b5;margin:15px 0 8px;padding-right:8px}.question-editor{max-height:350px;overflow:auto;padding-right:8px}.question-editor-row{margin-bottom:9px}.question-editor-row input,.question-editor-row select{font-size:11px;padding:9px 8px;min-width:0}.question-editor-row input:disabled{background:#f8f9fb}.question-editor-row input[type=number]{-webkit-appearance:textfield;-moz-appearance:textfield;appearance:textfield}.modal .warning-box{margin-top:15px}@media(min-width:1500px){.page{padding-top:48px}.workspace{max-width:calc(100% - 232px)}}@media(max-width:1100px){.sidebar{width:205px;padding-left:15px;padding-right:15px}.workspace{margin-left:205px;width:calc(100% - 205px)}.page{padding:30px 28px}.topbar{padding:0 28px}.work-layout{grid-template-columns:minmax(0,1fr) 210px;gap:16px}.photos{grid-template-columns:repeat(2,minmax(0,1fr))}.review-date{display:none}.continue-card{padding:25px}.hero-illustration{width:140px}.page-heading h1{font-size:29px}}@media(max-width:850px){.sidebar{width:175px;padding:25px 12px 15px}.brand{font-size:22px;margin-left:4px}.brand-symbol{width:33px;height:33px;font-size:27px;border-radius:10px}.brand-sub{font-size:8px}.sidebar-label{font-size:8px;margin:38px 8px 13px}.nav-item{font-size:12px;gap:9px;padding:13px 9px}.workspace{margin-left:175px;width:calc(100% - 175px)}.page{padding:26px 22px}.topbar{padding:0 22px;height:65px}.stat{padding:15px}.stat-icon{padding:8px}.stat-label{font-size:10px}.stat strong{font-size:23px}.work-layout{display:block}.work-aside{position:static;margin-top:20px}.work-aside .question-map{grid-template-columns:repeat(10,1fr)}.heading-icon{display:none}.continue-card h2{font-size:20px}.hero-illustration{width:110px}.hero-illustration svg{width:80px}.hero-illustration:before{width:140px;height:140px}.hero-illustration:after{width:100px;height:100px}.work-card{padding:18px 18px 0}.card{padding:20px}.review-row{gap:11px;padding:18px}.review-row .subject-text{display:none}.page-footer{padding:20px 22px}.stat-grid{gap:10px}.student-row{flex-wrap:wrap}.student-row .muted{margin-left:50px;width:100%;margin-top:-10px}}@media(max-width:620px){.sidebar{display:none}.workspace{margin:0;width:100%;padding-bottom:70px}.topbar{height:59px;padding:0 20px;background:#fffa}.topbar>span{font-size:10px}.topbar>div{gap:8px}.page{padding:27px 20px}.page-heading{margin-bottom:25px;gap:12px;align-items:flex-start}.page-heading h1{font-size:28px}.page-heading p{font-size:12px}.eyebrow{font-size:9px;letter-spacing:1.3px}.stat-grid{gap:8px;margin-bottom:23px}.stat{padding:14px 11px;align-items:flex-start}.stat-label{font-size:9px;line-height:1.5;min-height:26px;margin-bottom:7px}.stat strong{font-size:25px}.stat-icon,.stat>svg{display:none}.continue-card{padding:24px;border-radius:14px;min-height:205px;margin-bottom:29px}.continue-card h2{font-size:21px;max-width:260px}.continue-card p{font-size:10px}.continue-card .eyebrow{font-size:8px}.hero-illustration{position:absolute;right:-25px;bottom:0;opacity:.2}.task-grid{grid-template-columns:1fr;gap:14px}.work-card{padding:21px 22px 0}.work-card h3{min-height:0;font-size:17px}.work-top{margin-bottom:16px}.work-card p{font-size:11px;margin-bottom:18px}.work-meta{font-size:10px}.work-bottom{padding:16px 0}.deadline{font-size:11px}.status{font-size:10px}.section-title h2{font-size:17px}.filters{gap:7px}.chip{font-size:10px;padding:9px 12px}.page-footer{padding:5px 20px 25px;font-size:8px}.page-footer span:last-child{display:none}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fffffff5;border-top:1px solid var(--border);z-index:30;justify-content:space-around;padding:9px 15px calc(9px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.mobile-nav button{display:flex;flex-direction:column;align-items:center;gap:5px;flex:1;background:transparent;color:#a1aabd;font-size:9px;padding:3px}.mobile-nav button.active{color:var(--blue)}.toast{bottom:90px;font-size:12px;width:max-content;max-width:90vw}.progress-grid,.group-grid{grid-template-columns:1fr}.modal-backdrop{padding:12px}.modal{padding:21px;border-radius:16px;max-height:92dvh}.modal-head h2{font-size:18px}.welcome{padding:45px 25px}.welcome h1{font-size:31px}.welcome-art{margin-bottom:25px}.welcome>p{font-size:13px}.global-error{margin:15px 20px}.work-page{padding-bottom:90px}.work-page h1{font-size:25px}.work-page .page-heading{flex-wrap:wrap;gap:12px}.save-status{font-size:10px}.instruction{padding:16px;gap:10px}.instruction p{font-size:11px}.work-layout{display:block}.work-aside{display:none}.tabs button{font-size:11px;flex:1;justify-content:center;padding:13px 8px}.answers-card{padding:19px 17px}.answers-card .muted{font-size:11px}.answer-grid{gap:20px 13px}.answer-item input{font-size:13px}.answer-label{font-size:10px}.answer-label>span{font-size:9px}.answer-item small{font-size:9px}.answer-footer>span{display:none}.answer-footer{justify-content:flex-end}.mobile-submit{display:flex;position:fixed;bottom:67px;left:0;right:0;z-index:31;background:#fffffff5;border-top:1px solid var(--border);padding:12px 20px;align-items:center;justify-content:space-between;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.mobile-submit>span{font-size:11px;color:#8d98ad}.mobile-submit .button{padding:11px 20px;min-height:40px;font-size:12px}.photos{grid-template-columns:repeat(2,minmax(0,1fr))}.photo-preview{height:150px}.grade-fields{grid-template-columns:80px 1fr;gap:12px}.overall-comment .button-row .button{width:100%}.result-banner{padding:19px}.result-banner strong{font-size:28px}.result-banner p{font-size:11px}.result-banner .eyebrow{font-size:8px}.review-row{flex-wrap:wrap;padding:17px 15px;gap:10px}.review-name{flex-basis:calc(100% - 55px)}.review-row>.status{margin-left:46px;margin-top:2px}.review-row>svg{margin-left:auto}.page-heading>.button{font-size:10px;padding:10px 12px;white-space:nowrap;min-height:37px}.page-heading>.button svg{width:14px}.variant-card h3{min-height:0}.question-editor-head,.question-editor-row{grid-template-columns:39px 89px minmax(60px,1fr) 43px 20px;gap:5px}.question-editor-row input,.question-editor-row select{padding:8px 4px;font-size:10px}.question-editor-head{font-size:8px}.question-editor-row .icon-button{width:20px}.variant-template{padding:15px}.variant-template .button-row{gap:10px}.variant-template .field-label{max-width:none;flex:1}.variant-template .button{width:100%;font-size:11px}.modal-footer{flex-direction:column;align-items:stretch;gap:8px}.modal-footer .footnote{margin:0}.field-label{font-size:10px}.form-grid{gap:0 12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.extra-rules{border:1px solid var(--border);padding:14px 17px;border-radius:10px;margin-top:18px}.extra-rules summary{cursor:pointer;font-size:12px;color:#6f7b98}.extra-rules p{margin-top:12px}.extra-rules .field-label{margin-bottom:10px}.muted{color:#6f7b91}.work-card p{color:#7a859b}.work-meta{color:#7d879b}.stat-label{color:#758096}.deadline{color:#7c889f}.footnote{color:#7c879b}.answer-label{color:#6d7990}.page-heading p{color:#6f7b91}:root{--blue:#3e6d4b;--border:#e0e8dc;--muted:#667862;color:#233c2b;background:#f5f8f1}:root{--accent:#c5e3bd;--accent-ink:#234c32;--accent-soft:#edf4e7;--accent-focus:#739c66}:root[data-accent=sage]{--accent:#d4ddc7;--accent-ink:#435237;--accent-soft:#f0f3e9;--accent-focus:#768969}:root[data-accent=teal]{--accent:#baded7;--accent-ink:#245850;--accent-soft:#eaf5f2;--accent-focus:#548e82}:root[data-accent=sky]{--accent:#c8deef;--accent-ink:#2c526c;--accent-soft:#eef5fa;--accent-focus:#658daa}:root[data-accent=lavender]{--accent:#d9d1ec;--accent-ink:#514568;--accent-soft:#f3eff8;--accent-focus:#8b79ab}:root[data-accent=sand]{--accent:#e8dcba;--accent-ink:#5e512d;--accent-soft:#f7f3e8;--accent-focus:#a29261}:root[data-accent=peach]{--accent:#eed5bf;--accent-ink:#6c4a32;--accent-soft:#fbf1e9;--accent-focus:#b08765}:root[data-accent=rose]{--accent:#e8cdda;--accent-ink:#6b4155;--accent-soft:#f9eef3;--accent-focus:#a87991}.website-login{width:min(100%,420px);margin:22px auto 0;text-align:center}.website-login-button{width:100%;min-height:48px;font-size:14px}.website-login .login-hint{font-size:12px;line-height:1.65;color:var(--muted);margin:13px 0 0}.login-confirmation{padding:24px;border:1px solid #d8e6d0;border-radius:18px;background:#ffffffc9}.login-confirmation-title{display:flex;align-items:center;justify-content:center;gap:9px;color:#3e6d4b;margin-bottom:13px}.login-confirmation-title strong{font-size:15px}.login-confirmation>p{font-size:13px;line-height:1.65;color:#52694e;margin:0}.login-code{font-family:Consolas,monospace;font-size:34px;letter-spacing:7px;font-weight:700;color:#315a3b;background:#edf5e7;border-radius:11px;padding:16px 10px 16px 17px;margin:19px 0;-webkit-user-select:all;user-select:all}.login-wait{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:#52694e;margin:17px 0 0}.website-login .error-box{margin-top:16px;text-align:left}@media(max-width:620px){.login-confirmation{padding:20px 17px}.website-login-button,.login-confirmation-title strong{font-size:14px}.login-code{font-size:32px}}.button.primary{background:#c5e3bd;color:#234c32;box-shadow:none}.button.primary:hover:not(:disabled){background:#b7d8ac}.button.secondary{color:#3a5940;border-color:#dce6d7}.button.white{background:#284e34;color:#f6fbf1}.button:focus-visible,a:focus-visible{outline-color:#719b60}input:focus,textarea:focus,select:focus{border-color:#739c66;box-shadow:0 0 0 3px #c5e3bd40}.brand{font-size:19px;letter-spacing:-.65px;gap:9px;margin-left:0}.brand-sub{font-size:9px}.brand-symbol{background:#c5e3bd;color:#234c32}.atom-brand{position:relative;display:inline-flex;flex-shrink:0;letter-spacing:0;border-radius:11px}.atom-brand b{position:absolute;width:73%;height:29%;left:14%;top:35%;border:1.6px solid currentColor;border-radius:50%;transform:rotate(-30deg)}.atom-brand b:nth-child(2){transform:rotate(30deg)}.atom-brand b:nth-child(3){transform:rotate(90deg)}.atom-brand i{position:absolute;left:43%;top:43%;width:14%;height:14%;border-radius:50%;background:currentColor}.welcome-art .atom-brand{width:80px;height:80px;border-radius:24px}.welcome-art .atom-brand b{border-width:2.5px}.continue-card{background:#c5e3bd;color:#234c32}.continue-card p,.eyebrow.light{color:#365a3b}.hero-illustration{color:#52784a}.hero-illustration:before,.hero-illustration:after{border-color:#52784a30}.hero-dot{background:#4e7546}.hero-star{color:#4e7546}.nav-item.active{background:#edf4e7;color:#3e6d4b}.nav-count{background:#527c42}.nav-item:hover{background:#f3f7ef}.stat-icon,.stat>svg,.heading-icon{color:#709363}.stat-icon,.heading-icon{background:#eef4e8}.avatar{background:#eaf1e3;color:#607c54}.sidebar-note{background:#f2f6ec;color:#7b9269}.sidebar-note p{color:#647858}.subject-icon.physics,.subject-icon.math{background:#edf3e7;color:#557d47}.work-card:hover{border-color:#adc89a}.chip.selected{background:#e8f2df;color:#3c6337;border-color:#c9ddbb}.progress-track{background:#e6eddf}.progress-track span{background:#8eb87b}.mobile-nav button.active{color:#426b39}.result-banner{background:#e9f3e1;border-color:#d6e6cb;color:#385832}.result-banner p,.result-banner .eyebrow{color:#53724a}.tabs button.active{color:#426b39;border-color:#7da369}.muted,.stat-label,.work-meta,.work-card p,.page-heading p,.footnote{color:#667862}.answer-grid{grid-template-columns:minmax(0,1fr);gap:16px}.answer-item{padding:15px 17px;border:1px solid #e1e8dc;border-radius:11px;background:#fafcf7}.answer-item input{max-width:400px;display:block;background:#fff}.answer-item.correct{border-color:#b5d7a8;background:#f0f8e9}.answer-item.incorrect{border-color:#e7c3bc;background:#fff7f5}.answer-item small{margin-top:8px;display:block}.answer-label{max-width:400px;font-size:13px}.task-condition{white-space:pre-wrap;font-size:14px;line-height:1.65;margin:12px 0}.answer-item>.text-link{margin-bottom:12px}.question-map button{background:#f3f6ee;color:#7b8d70;border-color:#e2e9db}.question-map button.filled{background:#c5e3bd;border-color:#b6d2a9;color:#264e32}.question-map button.unfilled{background:#f4f6f0;color:#98a18f;border-color:#e9eee3}.solution-map{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:16px}.solution-map button{font-size:12px}.condition-download{margin-bottom:20px}.scoring-rule{display:flex;gap:8px;align-items:center;color:#687d5e;font-size:11px;padding:3px 0 12px 49px}.scoring-rule select{width:auto;padding:5px 8px;font-size:11px;max-width:260px}.question-edit-block{border-bottom:1px solid #edf1e9}.question-editor-row{border:0}.file-field{margin:10px 0 20px}.file-drop{display:flex;align-items:center;flex-direction:column;gap:10px;padding:25px 18px;border:1.5px dashed #b8cfaa;border-radius:13px;background:#f5f9ef;color:#587948;cursor:pointer;text-align:center}.file-drop span,.file-drop small{font-size:12px;color:#687d5e}.file-drop input{max-width:260px;font-size:12px;background:#fff}.file-drop.drag-over{background:#e6f3dd;border-color:#6e9a56}.file-drop.disabled{opacity:.65}.attached-file{display:flex;gap:12px;align-items:center;border:1px solid #dbe7d1;border-radius:12px;padding:14px;background:#f3f8eb;color:#456638}.attached-file a{overflow-wrap:anywhere;font-size:13px}.attached-file button{margin-left:auto;flex-shrink:0}.bank-section{margin-top:20px}.bank-list{display:flex;flex-direction:column;gap:12px}.bank-row{display:flex;gap:16px;align-items:flex-start;padding:20px;background:#fff;border:1px solid var(--border);border-radius:13px}.bank-number{flex-shrink:0;padding:8px;background:#eef5e6;border-radius:8px;font-size:12px;color:#4f7440}.bank-row>div{flex:1;min-width:0}.bank-row small{display:block;font-size:11px;line-height:1.6;margin:7px 0;color:var(--muted)}.bank-row p{font-size:13px;white-space:pre-wrap;margin:8px 0;line-height:1.6}.bank-row strong{font-size:14px}.bank-row.archived{opacity:.6}.bank-row>button{flex-shrink:0}.stats-controls{display:flex;gap:15px;flex-wrap:wrap}.stats-controls .field-label{flex:1;min-width:140px}.table-scroll{overflow-x:auto;background:#fff;border:1px solid var(--border);border-radius:12px;max-width:100%}.score-table{border-collapse:collapse;width:100%;font-size:12px;text-align:left;white-space:nowrap}.score-table th{font-weight:600;color:#607654;background:#f2f6ec}.score-table th,.score-table td{padding:13px 15px;border-bottom:1px solid #e8eee2}.score-table tbody tr:last-child td{border-bottom:0}.score-table td small{display:block;font-size:10px;color:var(--muted);margin-top:7px}.score-table .text-link{font-size:12px;max-width:280px;text-align:left;background:transparent;border:0;white-space:normal;line-height:1.5;padding:0}.score-table tr.needs-practice{background:#fcf8ee}.score-cell{display:inline-block;padding:5px 7px;border-radius:5px;min-width:35px;text-align:center}.full-score{background:#e5f3dc;color:#386132}.zero-score{background:#fbece7;color:#9a5143}.partial-score{background:#fbf0d5;color:#8b702f}.weak-numbers{display:flex;gap:12px;flex-wrap:wrap}.weak-numbers>div{display:flex;flex-direction:column;gap:7px;padding:17px 20px;border:1px solid #e9dcc1;border-radius:12px;background:#fbf7ed;min-width:160px}.weak-numbers strong{font-size:18px}.weak-numbers span,.weak-numbers small{font-size:12px;color:#786949}.training-numbers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0}.training-number{display:flex;align-items:center;justify-content:space-between;gap:8px;border:1px solid #dfe7d9;background:#f7faf3;border-radius:11px;padding:12px}.training-number strong{display:block;font-size:14px}.training-number small{display:block;font-size:10px;white-space:nowrap;color:var(--muted);margin-top:5px}.training-number input{width:58px;padding:8px;flex-shrink:0}.training-number.selected{border-color:#9fbf8d;background:#edf6e6}.training-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap;font-size:13px}@media(max-width:900px){.training-numbers{grid-template-columns:repeat(2,minmax(0,1fr))}.brand{font-size:17px;gap:7px}.brand-symbol{width:30px;height:30px}.nav-item{font-size:11px}.stats-controls .field-label{min-width:130px}.question-editor-head,.question-editor-row{grid-template-columns:55px 105px minmax(60px,1fr) 45px 22px}.scoring-rule{padding-left:0}}@media(max-width:620px){.work-aside{display:block;position:static;margin-top:20px}.work-aside .question-map{grid-template-columns:repeat(5,minmax(0,1fr))}.work-aside .solution-map{grid-template-columns:repeat(4,minmax(0,1fr))}.work-aside>.card>.button.primary{display:none}.answer-grid{grid-template-columns:minmax(0,1fr);gap:14px}.answer-item{padding:13px}.answer-label{font-size:12px}.answer-item input{font-size:16px}.answer-label>span,.answer-item small{font-size:11px}.answer-footer .button{font-size:11px;padding:10px}.question-editor-head,.question-editor-row{grid-template-columns:46px 79px minmax(50px,1fr) 37px 20px;gap:4px}.question-editor-row input,.question-editor-row select{font-size:11px}.scoring-rule select{font-size:11px;max-width:220px}.bank-row{gap:9px;padding:15px 10px}.bank-number{padding:6px;font-size:11px}.bank-row strong{font-size:13px}.bank-section .section-title{flex-wrap:wrap;gap:10px}.training-numbers{gap:8px}.training-number{padding:11px 8px}.training-number input{width:48px;padding:8px 5px;font-size:16px}.training-number strong{font-size:12px}.training-footer .button{width:100%}.score-table th,.score-table td{padding:11px;font-size:11px}.stats-controls .field-label{min-width:120px;font-size:12px}.stats-controls select{font-size:13px}.condition-download{font-size:11px;overflow-wrap:anywhere;max-width:100%}.file-drop{padding:20px 12px}}.button.primary,.brand-symbol,.continue-card,.question-map button.filled{background:var(--accent);color:var(--accent-ink)}.button.primary:hover:not(:disabled){background:var(--accent);filter:brightness(.96)}.button.secondary,.button.subtle,.text-link,.hero-illustration,.eyebrow.light,.continue-card p,.brand{color:var(--accent-ink)}.button.white{background:var(--accent-ink);color:#fff}.nav-item.active,.chip.selected,.stat-button.selected,.result-banner,.attached-file,.file-drop,.training-number.selected{background:var(--accent-soft);color:var(--accent-ink);border-color:var(--accent)}.tabs button.active{color:var(--accent-ink);border-color:var(--accent-focus)}.mobile-nav button.active{color:var(--accent-ink)}.nav-count,.progress-track span{background:var(--accent-focus)}input:focus,textarea:focus,select:focus{border-color:var(--accent-focus);box-shadow:0 0 0 3px var(--accent-soft)}.button:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent-focus);outline-offset:3px}.stat-button,.group-link{cursor:pointer;text-align:left;font:inherit;color:inherit;border:1px solid var(--border)}.group-link>svg:last-child{float:right}.group-link:hover{border-color:var(--accent-focus)}.people-row{gap:12px;flex-wrap:wrap}.person-link{border:0;background:none;padding:0;display:flex;align-items:center;gap:12px;color:inherit;text-align:left;flex:1;min-width:180px;cursor:pointer}.person-link small{display:block;color:var(--muted);font-size:11px;line-height:1.5;margin-top:5px}.person-link>svg{margin-left:auto}.person-link strong{font-size:14px}.group-picker{position:relative;font-size:12px}.group-picker summary{cursor:pointer;list-style:none;border:1px solid var(--border);padding:9px 12px;border-radius:8px;background:var(--accent-soft)}.group-picker[open]{z-index:3}.group-picker>div{position:absolute;right:0;top:40px;min-width:240px;max-width:320px;max-height:260px;overflow:auto;background:#fff;box-shadow:0 8px 25px #233c2b20;border:1px solid var(--border);border-radius:10px;padding:12px}.group-picker label{display:flex;align-items:center;gap:9px;padding:8px 2px;cursor:pointer}.group-picker input{width:16px;margin:0;accent-color:var(--accent-ink)}.grade-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.grade-buttons button{cursor:pointer;width:42px;height:42px;background:#fff;border:1px solid var(--border);border-radius:9px;color:#344638;font-size:16px;font-weight:600}.grade-buttons button.selected{background:var(--accent);color:var(--accent-ink);border:2px solid var(--accent-focus)}.grade-fields{grid-template-columns:1fr!important}.criterion-grade h3{font-size:14px;margin-bottom:18px}.correction-block{margin-top:24px;padding:24px}.accent-settings{margin:25px 0}.accent-swatches{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.accent-swatches button{background:#fff;border:1px solid var(--border);padding:9px 4px;border-radius:9px;font-size:10px;color:#455447;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:7px}.accent-swatches i{display:block;width:29px;height:29px;border-radius:50%}.accent-swatches .selected{border:2px solid var(--accent-focus);background:var(--accent-soft)}.key-import{margin:25px 0;padding:19px;border:1px solid var(--border);border-radius:12px;background:var(--accent-soft)}.key-import h3{margin:0}.key-import .button{font-size:12px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.library-actions{margin:15px 0}.library-actions .button{font-size:11px;padding:8px 4px}.bank-row{flex-wrap:wrap}.bank-row>.text-link{font-size:11px}.library-switch{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}.library-switch .button{min-height:44px}.bank-number-groups{display:grid;gap:24px}.bank-number-group>.section-title{margin:0 0 12px}.bank-number-group h3{margin:0;font-size:16px}.result-banner small{display:block;line-height:1.5;max-width:380px;font-size:11px}.result-banner h2{font-size:23px;margin:12px 0}.card-student{display:block;margin-bottom:9px;color:var(--accent-ink);font-weight:600;font-size:12px}.subject-icon.physics,.subject-icon.math,.avatar,.stat-icon,.heading-icon{background:var(--accent-soft);color:var(--accent-ink)}@media(max-width:620px){.people-row{padding:15px 5px}.person-link{flex-basis:100%}.people-row>.text-link{font-size:11px}.page-heading .button-row{flex-wrap:wrap}.grade-buttons{gap:7px}.grade-buttons button{width:40px;height:40px}.bank-row>div{flex-basis:calc(100% - 55px)}.bank-row>.text-link{margin-left:40px}.correction-block{padding:18px}}.membership-list{max-height:50dvh;overflow:auto;margin-bottom:20px}.membership-list label{display:flex;gap:12px;align-items:center;padding:12px 0;overflow-wrap:anywhere}.membership-list input{width:20px;height:20px;flex-shrink:0;accent-color:var(--accent-ink)}.enrollment-queue{margin-bottom:25px}.enrollment-queue .student-row{justify-content:space-between;gap:15px}.file-viewer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#f8faf7;display:flex;flex-direction:column;padding:16px;gap:12px}.file-viewer header{display:flex;align-items:center;justify-content:space-between;gap:12px}.file-viewer header strong{overflow-wrap:anywhere;min-width:0}.file-viewer header button{flex-shrink:0}.file-viewer iframe{border:0;width:100%;flex:1;min-height:0;background:#fff}.file-viewer img{max-width:100%;min-height:0;object-fit:contain;flex:1}.file-viewer p{margin:0}@media(max-width:620px){input,textarea,select,.question-editor-row input,.question-editor-row select,.answer-item input{font-size:16px!important}.modal{width:100%;max-width:100%;overflow-x:hidden}.modal-backdrop{padding:12px}.enrollment-queue{padding:18px}.file-viewer{padding:12px;padding-top:max(12px,env(safe-area-inset-top));padding-bottom:max(12px,env(safe-area-inset-bottom))}.file-viewer header strong{font-size:13px}.file-viewer header .button{padding:10px}.answer-item{scroll-margin-top:85px}}@media(max-width:620px){.question-editor-head{display:none}.question-editor-row{grid-template-columns:46px minmax(0,1fr) 50px 28px;gap:8px}.question-editor-row>input:nth-child(1){grid-column:1;grid-row:1}.question-editor-row>select{grid-column:2;grid-row:1;min-width:0}.question-editor-row>input:nth-child(3){grid-column:1/-1;grid-row:2}.question-editor-row>input:nth-child(4){grid-column:3;grid-row:1}.question-editor-row>button{grid-column:4;grid-row:1}}.pdf-pages{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:12px;background:#e8ece6}.pdf-pages canvas{display:block;margin:auto;background:#fff;box-shadow:0 2px 9px #0002}.pdf-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.pdf-controls span{font-size:12px}.pdf-controls .button{padding:8px 10px;font-size:12px}.file-viewer{min-width:0}.file-viewer>*{flex-shrink:0}.file-viewer>.pdf-pages{flex-shrink:1}.group-card>.group-link{display:block;width:100%;padding:0;border:0;background:none}.group-card h3{overflow-wrap:anywhere;margin-top:12px}.group-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:18px}.group-actions .text-link{font-size:12px;min-height:36px;text-align:left}.cabinet-group-actions{margin:0 0 20px}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;font:inherit}button.text-link,.button{overflow-wrap:anywhere;max-width:100%}.button,button.text-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border-radius:12px;padding:11px 16px;font-size:13px;font-weight:600;line-height:1.35;letter-spacing:0;text-align:center;white-space:normal;vertical-align:middle;cursor:pointer;border:1px solid transparent;transition:background-color .16s ease,border-color .16s ease,box-shadow .16s ease,transform .12s ease}.button svg,button.text-link svg{flex-shrink:0;width:17px;height:17px}.button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);box-shadow:0 3px 8px #2844350b}.button.secondary{background:#fff;color:var(--accent-ink);border-color:var(--border);box-shadow:0 2px 4px #28443505}.button.subtle,button.text-link{background:var(--accent-soft);color:var(--accent-ink);border-color:var(--border);box-shadow:none}.button.white{background:#fff;color:var(--accent-ink);border-color:#ffffff80;box-shadow:0 3px 10px #203b2c0a}.button.danger,button.text-link.danger{background:#fff2f0;color:#a2443c;border-color:#efd5d0;box-shadow:none}.button.danger:hover:not(:disabled),button.text-link.danger:hover:not(:disabled){background:#fde6e2;border-color:#dca79d;filter:none}.button:disabled,button.text-link:disabled{opacity:.5;cursor:default;box-shadow:none}.button:active:not(:disabled),button.text-link:active:not(:disabled),.icon-button:active:not(:disabled){transform:scale(.98);box-shadow:none}button:focus-visible,a.button:focus-visible{outline:3px solid var(--accent-focus);outline-offset:3px}.icon-button{width:44px;height:44px;min-width:44px;min-height:44px;border-radius:12px;border:1px solid var(--border);background:#fff;color:var(--accent-ink);transition:background-color .16s ease,transform .12s ease}.icon-button.danger{background:#fff2f0;border-color:#efd5d0;color:#a2443c}.icon-button svg{width:18px;height:18px}.grade-buttons button{width:44px;height:44px;min-height:44px;border-radius:12px;transition:background-color .16s ease,border-color .16s ease}.question-map button{min-height:44px;border-radius:10px;transition:background-color .16s ease,border-color .16s ease}.chip{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;transition:background-color .16s ease,border-color .16s ease}.group-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:10px}.group-actions button.text-link{width:100%;min-width:0;min-height:46px;font-size:13px;text-align:center}.cabinet-group-actions{max-width:460px}.people-row{gap:10px;padding:20px 0}.people-row>.person-link{min-width:220px;min-height:50px}.people-row>.text-link{font-size:13px}.library-actions{align-items:stretch}.variant-card>button.text-link{width:100%;margin-bottom:10px}.library-actions .button{min-height:44px;padding:10px 12px;font-size:13px}.bank-row>button.text-link{font-size:13px;margin:0}.bank-row>.text-link{max-width:100%}.bank-row>.icon-button{flex:none}.score-table button.text-link{padding:8px 12px;min-height:44px;border:1px solid var(--border);background:var(--accent-soft)}.file-viewer header .button,.pdf-controls .button{min-height:44px;font-size:13px;padding:10px 12px}.nav-item,.mobile-nav button,.work-card,.group-link{transition:background-color .16s ease,border-color .16s ease,box-shadow .16s ease}.modal-backdrop{animation:overlay-appear .16s ease-out}.modal{animation:panel-appear .2s cubic-bezier(.2,.7,.2,1)}.toast{animation:notice-appear .2s ease-out}.file-viewer{animation:overlay-appear .16s ease-out}@keyframes overlay-appear{0%{opacity:0}to{opacity:1}}@keyframes panel-appear{0%{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:none}}@keyframes notice-appear{0%{opacity:0}to{opacity:1}}.page{animation:overlay-appear .18s ease-out}@media(hover:hover)and (pointer:fine){.button:hover:not(:disabled),button.text-link:hover:not(:disabled){transform:translateY(-1px);border-color:var(--accent-focus);box-shadow:0 4px 10px #28443510}.button.subtle:hover:not(:disabled),button.text-link:not(.danger):hover:not(:disabled){background:var(--accent)}.icon-button:hover:not(:disabled){background:var(--accent-soft)}.work-card:hover,.group-card:hover{border-color:var(--accent);box-shadow:0 4px 16px #28443508}}@media(max-width:620px){.button,button.text-link{min-height:46px;padding:11px 13px;font-size:13px}.page-heading{flex-direction:column;align-items:stretch;gap:18px}.page-heading>div{min-width:0}.page-heading>.button{align-self:flex-start;max-width:100%}.page-heading>.button-row{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:10px}.page-heading>.button-row>.button{width:100%;min-width:0}.people-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:10px;padding:20px 0}.people-row>.person-link{grid-column:1/-1;width:100%;min-width:0;margin-bottom:6px}.people-row>.button,.people-row>button.text-link{width:100%;min-width:0;min-height:46px;font-size:13px;margin:0}.people-row>.person-link>span:nth-child(2){min-width:0}.person-link strong,.person-link small{overflow-wrap:anywhere}.person-link>svg{flex-shrink:0}.enrollment-queue .section-title{gap:10px;align-items:center}.enrollment-queue .section-title h2{font-size:18px;margin:0}.enrollment-queue .section-title button{flex-shrink:0;font-size:12px;padding:9px 12px}.enrollment-queue .people-row>strong{grid-column:1/-1}.enrollment-queue .people-row>.button-row{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;width:100%}.group-actions{gap:8px}.group-actions button.text-link{font-size:12px;padding:10px 8px;min-height:46px}.bank-row>button.text-link{min-height:46px;font-size:12px}.bank-row>.icon-button{margin-left:0}.library-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.library-actions .button{width:100%;font-size:12px;padding:10px}.question-editor-row{grid-template-columns:46px minmax(0,1fr) 50px 44px}.question-editor-row .icon-button{width:44px;min-width:44px;height:44px}.button-row .button{min-height:46px}.modal-head .icon-button{flex-shrink:0}.mobile-submit .button{min-height:46px;font-size:13px}}@media(hover:none){.button:hover:not(:active):not(:disabled),button.text-link:hover:not(:active):not(:disabled){transform:none}}@media(prefers-reduced-motion:reduce){.button,button.text-link,.icon-button,.chip,.grade-buttons button,.question-map button,.nav-item,.mobile-nav button,.work-card,.group-link{transition:none}.page,.modal-backdrop,.modal,.toast,.file-viewer{animation:none}.button:hover:not(:disabled),button.text-link:hover:not(:disabled),.button:active:not(:disabled),button.text-link:active:not(:disabled),.icon-button:active:not(:disabled){transform:none}}:root{--surface:#fff;--canvas:#f4f7f2;--ink:#243a2e;--muted:#68766c;--border:#dfe6df;--shadow-card:0 5px 24px #20362b05;--mobile-nav-height:78px;color:var(--ink);background:var(--canvas)}body{background:var(--canvas);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}h1,h2,h3{color:var(--ink);letter-spacing:-.025em}h1{line-height:1.16}h2{line-height:1.3}p{line-height:1.65}.page{padding:40px;max-width:1320px;margin:0 auto}.page-heading{gap:24px;margin-bottom:32px}.page-heading h1{font-size:34px;letter-spacing:-1px;margin:10px 0 12px}.page-heading p{font-size:14px;line-height:1.65;max-width:600px;margin:0}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.6px;color:var(--accent-ink)}.card,.stat,.review-list,.table-scroll{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-card);border-radius:22px}.card{padding:26px}.card h3{font-size:19px;line-height:1.4}.task-grid,.group-grid{gap:22px;align-items:start}.section-title{gap:16px;align-items:center;margin:32px 0 18px}.section-title h2{font-size:21px;margin:0}.section-title .muted{font-size:12px;line-height:1.6}.muted{color:var(--muted);font-size:13px}.button,button.text-link{min-height:48px;gap:9px;padding:13px 18px;border-radius:14px;font-size:14px;line-height:1.4;font-weight:600;overflow-wrap:break-word;flex-shrink:0;margin-top:0;box-sizing:border-box}.button.primary{box-shadow:inset 0 1px #fff5,0 3px 7px #203b2b08}.button.secondary{background:#fff;border-color:var(--border);box-shadow:none}.button.subtle,button.text-link{background:var(--accent-soft);border-color:transparent;color:var(--accent-ink)}.button.white{background:var(--accent-ink);color:#fff;border-color:var(--accent-ink)}.button.danger,button.text-link.danger{background:#fff5f3;border-color:#f0ddd8;color:#a1463c}.button-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.button-row>.button{margin:0}.icon-button{width:44px;height:44px;border-radius:14px;background:#fff}.back-link{min-height:44px;font-size:13px;gap:9px;padding:0 5px;color:var(--muted);margin-bottom:20px}input,textarea,select{border-radius:13px;border:1px solid var(--border);background:#fff;color:var(--ink);padding:13px 14px;line-height:1.45;min-height:48px}textarea{resize:vertical}input::placeholder,textarea::placeholder{color:#87928a}.field-label{font-size:12px;color:var(--muted);gap:9px;margin-bottom:20px}.field-label input,.field-label textarea,.field-label select{font-size:14px}.stats-controls{gap:16px;margin-bottom:8px}.stats-controls .field-label{min-width:150px}.filters{gap:10px;margin-bottom:24px}.chip{min-height:44px;font-size:12px;padding:10px 16px;border-radius:12px;background:#fff;border:1px solid var(--border);color:var(--muted)}.chip.selected{border-color:var(--accent-focus);background:var(--accent-soft);color:var(--accent-ink)}.sidebar{background:#fff;border-right:1px solid var(--border)}.brand{font-size:21px}.brand-sub{font-size:10px;color:var(--muted);letter-spacing:.02em}.brand-symbol{width:40px;height:40px;border-radius:13px}.sidebar-label{font-size:10px;letter-spacing:1.4px;color:#89938a}.sidebar nav{display:grid;gap:9px}.nav-item{min-height:50px;font-size:13px;border-radius:14px;padding:14px 13px;gap:12px;color:var(--muted)}.nav-item.active{background:var(--accent-soft);color:var(--accent-ink)}.sidebar-note{border:1px solid var(--border);background:var(--canvas);border-radius:16px}.profile{padding:14px 0;gap:10px}.profile>span:nth-child(2){min-width:0;overflow-wrap:anywhere}.topbar{height:76px;border-bottom:1px solid var(--border);background:#ffffffb8;padding:0 40px}.topbar>span{font-size:12px;color:var(--muted)}.demo-badge{border-radius:7px;padding:5px 7px;background:var(--accent-soft);color:var(--accent-ink)}.stat-grid{gap:16px;margin-bottom:28px}.stat{padding:22px}.stat-label{font-size:12px;line-height:1.5;color:var(--muted)}.stat strong{font-size:32px;letter-spacing:-1px;color:var(--ink)}.stat-icon{border-radius:13px}.avatar{width:44px;height:44px;font-size:15px;flex-shrink:0}.stat-button.selected{border-color:var(--accent-focus)}.continue-card{border-radius:24px;padding:30px;min-height:220px;background:var(--accent);color:var(--accent-ink);margin-bottom:34px}.continue-card h2{font-size:26px;line-height:1.3;margin:15px 0 10px;color:var(--accent-ink)}.continue-card p{font-size:13px;margin-bottom:22px}.continue-card .eyebrow{font-size:10px}.continue-card .button{position:relative;z-index:1}.work-card{padding:24px 24px 0;text-align:left;min-width:0}.work-card h3{font-size:20px;line-height:1.4;min-height:0}.work-card p{font-size:13px;line-height:1.6}.work-meta{font-size:12px;color:var(--muted)}.work-top{gap:12px}.work-bottom{margin-top:22px;padding:19px 0;gap:12px}.deadline{font-size:12px}.status{font-size:11px;line-height:1.35;padding:7px 10px;border-radius:9px}.subject-icon{border-radius:14px;width:44px;height:44px}.review-list{overflow:hidden}.review-row{padding:23px;gap:16px;color:var(--ink)}.review-name strong{font-size:15px;color:var(--ink)}.review-name small{font-size:12px;color:var(--muted);line-height:1.6}.subject-text,.review-date{font-size:11px}.review-row:hover{background:var(--accent-soft)}.action-panel{min-width:0;width:100%}.action-panel-toggle{width:100%;justify-content:flex-start;min-width:0;box-shadow:none}.action-panel-toggle>span{flex:1;text-align:left}.action-panel-chevron{transition:transform .18s ease}.is-open>.action-panel-toggle .action-panel-chevron{transform:rotate(180deg)}.is-open>.action-panel-toggle{border-color:var(--accent-focus);background:var(--accent-soft)}.action-panel-body{margin-top:12px;padding:14px;background:var(--canvas);border:1px solid var(--border);border-radius:16px;display:grid;gap:12px}.action-panel-body[hidden]{display:none}.action-panel-body>.button,.action-panel-body>button.text-link{width:100%;margin:0;justify-content:flex-start;text-align:left}.action-panel-body>.group-actions{display:grid;grid-template-columns:1fr;gap:12px;margin:0}.action-panel-body .group-actions button{font-size:14px;justify-content:flex-start}.student-list{padding:0;background:transparent;border:0;box-shadow:none;display:grid;gap:18px}.student-list>.people-row{padding:22px;border:1px solid var(--border);border-radius:22px;background:#fff;box-shadow:var(--shadow-card);display:grid;grid-template-columns:1fr 1.3fr;gap:14px;align-items:start}.student-list>.people-row>.person-link{grid-column:1/-1;min-width:0;width:100%;padding-bottom:18px;border-bottom:1px solid var(--border);margin:0;gap:13px;min-height:64px}.student-list>.people-row>.person-link strong{font-size:16px}.person-link small{font-size:12px}.student-list>.people-row>.button{width:100%;min-height:48px;margin:0}.student-list>.people-row>.action-panel{margin:0}.person-link>span:nth-child(2){flex:1;min-width:0}.student-list>.people-row>.person-link>svg{width:18px;flex-shrink:0}.student-list .action-panel-toggle{font-size:13px;padding:13px 12px}.group-card{padding:24px}.group-card>.group-link{padding-bottom:20px;display:grid;grid-template-columns:1fr auto;gap:12px;min-width:0}.group-link>svg:first-child{color:var(--accent-ink);background:var(--accent-soft);box-sizing:content-box;padding:11px;border-radius:14px;grid-column:1/-1}.group-card h3{grid-column:1/-1;margin:0;font-size:20px}.group-link>span{font-size:13px;color:var(--muted)}.group-link>svg:last-child{float:none;align-self:center}.group-card>.action-panel{padding-top:18px;border-top:1px solid var(--border)}.cabinet-group-actions{max-width:none;display:flex;gap:12px;margin-bottom:24px}.cabinet-group-actions>button{font-size:14px;margin:0}.enrollment-queue{padding:24px;margin-bottom:30px;background:linear-gradient(135deg,#fff,var(--accent-soft))}.enrollment-queue>.section-title{margin:0 0 16px;align-items:center}.enrollment-queue>.section-title h2{font-size:19px}.enrollment-queue>.section-title button{background:#fff;border:1px solid var(--border);font-size:13px;min-height:44px}.enrollment-queue>p{font-size:13px}.enrollment-queue>.people-row{padding:20px 0;gap:14px}.variant-card{display:flex;flex-direction:column;gap:0}.variant-card h3{font-size:20px;min-height:0;margin:14px 0 8px}.variant-card .work-meta{margin-top:14px}.variant-card p{margin:0 0 22px}.library-actions{display:grid;grid-template-columns:1fr;margin:0 0 12px;gap:12px}.library-actions .button{width:100%;font-size:14px;min-height:48px;margin:0;padding:13px 16px}.variant-card>.action-panel{margin-bottom:18px}.variant-card>.button.full{margin:0;min-height:48px}.variant-card .action-panel-body .button{margin:0}.library-switch{display:flex;gap:12px;margin-bottom:26px;background:#eaf0e7;border-radius:17px;padding:6px;width:fit-content;max-width:100%}.library-switch .button{background:transparent;border-color:transparent;box-shadow:none}.library-switch .button.primary{background:#fff;border-color:var(--border);box-shadow:0 2px 5px #20362b08}.bank-number-groups{gap:30px}.bank-row{display:grid;grid-template-columns:48px minmax(0,1fr);gap:16px;padding:24px;border-radius:22px;box-shadow:var(--shadow-card)}.bank-number{padding:11px 8px;border-radius:12px;text-align:center;font-size:12px}.bank-row>div:not(.action-panel){grid-column:2}.bank-row strong{font-size:17px}.bank-row small,.bank-row p{font-size:13px}.bank-row>button.text-link,.bank-row>.action-panel{grid-column:1/-1;width:100%;margin:0;font-size:14px}.bank-row>button.text-link{justify-content:center}.bank-row.archived{opacity:.75}.work-page h1{font-size:30px}.work-page .page-heading{margin-bottom:24px}.save-status{font-size:12px;line-height:1.4}.instruction{padding:22px;border-radius:18px;background:var(--accent-soft);border-color:var(--border);font-size:14px;color:var(--accent-ink)}.instruction p{font-size:13px}.tabs{border-bottom:0;background:#eaf0e7;border-radius:15px;padding:5px;gap:7px}.tabs button{border:0;border-radius:11px;font-size:13px;padding:12px 15px;min-height:46px;align-items:center;justify-content:center;color:var(--muted)}.tabs button.active{border:1px solid var(--border);background:#fff;color:var(--accent-ink);box-shadow:0 2px 4px #20362b05}.tabs span{background:var(--accent-soft);padding:4px 7px;border-radius:6px}.answer-grid{gap:18px;margin-top:24px}.answer-item{padding:19px;border-radius:16px;border-color:var(--border);background:#f9fbf7}.answer-label{font-size:14px;margin-bottom:12px;color:var(--ink)}.answer-label>span{font-size:12px}.answer-item input{height:50px;font-size:16px;border-radius:12px;max-width:100%}.answer-item small{font-size:12px}.answer-footer{gap:16px;flex-wrap:wrap;margin-top:24px;padding-top:24px}.answer-footer>span{font-size:11px}.work-aside .card{padding:23px}.work-aside h3{font-size:17px}.work-aside .muted{font-size:12px}.work-aside .button.full{margin-top:20px}.question-map{gap:9px}.question-map button{min-height:44px;height:44px;font-size:12px;border-radius:12px}.grade-buttons{gap:12px;margin-top:12px}.grade-buttons button{width:48px;height:48px;border-radius:13px}.solution-card{margin-bottom:22px}.solution-card h2{font-size:21px}.solution-card .field-label{font-size:12px}.solution-card>a.button{margin-top:18px}.overall-comment .button-row{gap:14px;margin-top:24px}.upload-button{margin-top:20px;border-color:var(--accent-focus);border-radius:16px;background:var(--accent-soft);color:var(--accent-ink);padding:22px;min-height:76px;font-size:14px}.photos{gap:14px}.photo-toolbar{gap:8px;padding:8px}.photo-toolbar .icon-button{width:44px;height:44px;min-width:44px}.photo-tile{border-radius:16px}.file-drop{border-radius:18px;padding:30px 20px;font-size:14px}.attached-file{gap:14px;padding:18px;border-radius:16px;flex-wrap:wrap}.attached-file>button:first-of-type{flex:1;min-width:150px;margin:0}.attached-file .icon-button{margin:0}.key-import{padding:23px;border-radius:18px}.key-import .button-row{gap:12px;margin-top:18px}.key-import .button{font-size:13px}.modal-backdrop{background:#192a2360;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);padding:20px}.modal{border:1px solid #ffffff70;border-radius:26px;padding:28px;box-shadow:0 24px 90px #192a2330}.modal-head{margin-bottom:26px;gap:18px}.modal-head h2{font-size:23px;line-height:1.35}.modal p{font-size:14px}.modal .button-row{gap:12px;margin-top:20px}.modal form>.button.full,.modal>.button.full{margin-top:18px}.modal .field-label{font-size:12px}.modal-footer{gap:16px;flex-wrap:wrap}.membership-list label{padding:16px 12px;border-bottom:1px solid var(--border);font-size:14px;gap:14px}.membership-list input{min-height:20px;padding:0}.accent-swatches{gap:12px}.accent-swatches button{border-radius:14px;padding:13px 6px;min-height:76px;font-size:11px}.accent-swatches i{width:32px;height:32px}.profile-summary h3{font-size:20px}.score-table th,.score-table td{padding:16px;font-size:13px}.table-scroll{border-radius:18px}.score-cell{border-radius:8px;padding:7px 9px}.weak-numbers{gap:16px}.weak-numbers>div{border-radius:18px}.training-numbers{gap:14px}.training-number{border-radius:16px;padding:15px}.training-number strong{font-size:15px}.training-number small{font-size:11px}.training-footer{gap:16px}.result-banner{padding:26px;border-radius:20px;gap:20px}.result-banner p{font-size:13px}.result-banner small{font-size:12px}.info-box,.error-box,.warning-box{font-size:13px;border-radius:15px;padding:18px}.info-box{flex-wrap:wrap}.info-box .button-row{gap:12px}.toast{border-radius:15px;font-size:14px;background:var(--ink);padding:16px 22px}.welcome>p{font-size:15px}.welcome-foot{font-size:12px}.page-footer{font-size:11px;color:var(--muted)}@media(min-width:1101px){.task-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.student-list{grid-template-columns:repeat(auto-fit,minmax(310px,1fr))}.group-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}}@media(max-width:1100px){.page{padding:32px 26px}.topbar{padding:0 26px}.page-heading{flex-wrap:wrap}.page-heading>.button-row{gap:12px}}@media(max-width:850px){.page{padding:28px 22px}.topbar{padding:0 22px}.nav-item{font-size:12px;padding:13px 10px}.brand{font-size:17px}.brand-symbol{width:32px;height:32px}.card,.bank-row{padding:22px}.stat{padding:18px}.stat-label{font-size:11px}.stat strong{font-size:29px}}@media(max-width:620px){.workspace{padding-bottom:calc(var(--mobile-nav-height) + env(safe-area-inset-bottom))}.page{padding:28px 18px 32px}.topbar{height:65px;padding:0 18px}.topbar>span{font-size:11px;line-height:1.45}.page-heading{flex-direction:column;align-items:stretch;gap:22px;margin-bottom:28px}.page-heading h1{font-size:31px;margin:10px 0 12px}.page-heading p{font-size:14px}.eyebrow{font-size:10px;letter-spacing:1.4px}.page-heading>.button-row{grid-template-columns:1fr;gap:12px;display:grid;width:100%}.page-heading>.button-row>.button{font-size:14px;width:100%;min-height:50px}.page-heading>.button{font-size:14px;min-height:48px;padding:13px 18px;white-space:normal;align-self:stretch}.page-heading>.button svg{width:18px}.button,button.text-link{font-size:14px;min-height:48px;padding:13px 16px}.button-row{gap:12px;align-items:stretch}.modal .button-row,.overall-comment .button-row{display:grid;grid-template-columns:1fr;width:100%;gap:12px}.modal .button-row>.button,.overall-comment .button-row>.button{width:100%;min-height:48px}.card{padding:22px;border-radius:21px}.section-title{margin:28px 0 16px;gap:14px;flex-wrap:wrap}.section-title h2{font-size:20px}.section-title .muted{font-size:12px}.task-grid,.group-grid{gap:18px}.stat-grid{gap:9px;margin-bottom:24px}.stat{padding:16px 12px;border-radius:17px}.stat-label{font-size:10px;min-height:30px;margin-bottom:10px}.stat strong{font-size:27px}.continue-card{padding:26px 23px;border-radius:23px;min-height:235px}.continue-card h2{font-size:24px;max-width:none}.continue-card p{font-size:13px}.hero-illustration{opacity:.12;pointer-events:none}.work-card{padding:23px 23px 0}.work-card h3{font-size:20px}.work-card p{font-size:13px}.work-meta{font-size:12px}.status{font-size:11px}.work-bottom{padding:19px 0}.filters{gap:10px}.chip{font-size:12px;padding:11px 14px}.stats-controls{gap:14px}.stats-controls .field-label{min-width:130px;font-size:12px}.student-list{gap:18px}.student-list>.people-row{padding:20px;gap:14px;grid-template-columns:1fr}.student-list>.people-row>.person-link{padding-bottom:18px;grid-column:1;font-size:14px;gap:12px}.student-list>.people-row>.person-link strong{font-size:16px}.student-list>.people-row>.person-link small{font-size:12px}.student-list .action-panel-toggle{font-size:14px;padding:13px 16px}.student-list>.people-row>.button{min-height:48px}.group-card{padding:23px}.group-card h3{font-size:20px}.group-actions{gap:12px;grid-template-columns:1fr}.group-actions button.text-link{font-size:14px;min-height:48px;padding:13px 16px}.cabinet-group-actions{display:grid;grid-template-columns:1fr}.action-panel-body{padding:12px;gap:12px}.action-panel-body .group-actions{gap:12px}.enrollment-queue{padding:22px}.enrollment-queue>.section-title{gap:14px;align-items:flex-start}.enrollment-queue>.section-title h2{font-size:19px}.enrollment-queue>.section-title button{font-size:13px;min-height:44px}.enrollment-queue .people-row{display:flex;flex-wrap:wrap}.enrollment-queue .people-row>strong{width:100%}.enrollment-queue .people-row>.button-row{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:12px}.variant-card .library-actions{display:grid;grid-template-columns:1fr;gap:12px;margin:0 0 12px}.variant-card .library-actions .button{font-size:14px;margin:0;padding:13px 16px}.library-switch{display:grid;grid-template-columns:1fr;gap:6px;width:100%;padding:6px}.library-switch .button{font-size:14px}.bank-row{grid-template-columns:44px minmax(0,1fr);padding:21px;gap:16px}.bank-row>div:not(.action-panel){flex-basis:auto}.bank-row strong{font-size:16px}.bank-row>.text-link{margin:0;font-size:14px}.bank-number{font-size:12px;padding:10px 6px}.bank-row small,.bank-row p{font-size:13px}.mobile-nav{height:calc(var(--mobile-nav-height) + env(safe-area-inset-bottom));box-sizing:border-box;padding:9px 10px calc(9px + env(safe-area-inset-bottom));gap:6px;background:#ffffffed;border-top:1px solid var(--border);box-shadow:0 -4px 22px #20362b06;align-items:stretch}.mobile-nav button{padding:8px 3px;min-width:0;min-height:58px;border-radius:13px;font-size:10px;line-height:1.3;gap:7px;justify-content:center;color:#7b867e}.mobile-nav button span{max-width:100%;white-space:normal}.mobile-nav button.active{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}.mobile-nav button svg{width:21px;height:21px;flex-shrink:0}.mobile-submit{bottom:calc(var(--mobile-nav-height) + env(safe-area-inset-bottom));padding:12px 18px;gap:12px;min-height:76px;box-sizing:border-box;align-items:center}.mobile-submit>span{font-size:12px;min-width:0}.mobile-submit .button{font-size:14px;padding:13px 17px;min-height:48px;max-width:72%}.work-page{padding-bottom:110px}.work-page h1{font-size:27px;overflow-wrap:break-word}.save-status{font-size:12px;white-space:normal}.instruction{padding:20px;gap:12px}.instruction p{font-size:13px}.answers-card{padding:21px 18px}.answers-card .muted{font-size:13px}.answer-grid{gap:16px}.answer-item{padding:17px 14px;border-radius:15px}.answer-label{font-size:14px}.answer-label>span{font-size:12px}.answer-item input{font-size:16px;height:50px}.answer-item small{font-size:12px}.tabs{gap:5px}.tabs button{font-size:12px;padding:12px 8px;min-height:48px;gap:7px}.answer-footer{justify-content:stretch}.answer-footer .button{width:100%;font-size:14px;padding:13px 16px}.work-aside .card{padding:21px}.work-aside .question-map{gap:10px}.question-map button{height:44px;min-height:44px}.solution-card h2{font-size:20px}.grade-buttons{gap:12px}.grade-buttons button{width:48px;height:48px}.upload-button{font-size:14px;padding:22px 15px}.photo-toolbar{flex-wrap:wrap;gap:8px}.photo-toolbar>span{font-size:11px}.photo-toolbar .icon-button{min-width:44px;width:44px;height:44px}.photos{gap:12px}.photo-preview{height:150px}.result-banner{padding:23px;flex-wrap:wrap}.result-banner p{font-size:13px}.result-banner .eyebrow{font-size:10px}.result-banner strong{font-size:30px}.result-banner h2{font-size:21px}.modal-backdrop{padding:12px}.modal{padding:24px 21px;border-radius:23px;max-height:calc(100dvh - 24px);overflow-y:auto}.modal-head{gap:16px;margin-bottom:24px}.modal-head h2{font-size:21px}.modal .field-label{font-size:12px}.modal p{font-size:14px}.modal-footer{gap:16px}.modal form>.button.full{margin-top:20px}.modal .form-grid{grid-template-columns:1fr;gap:0}.modal .span-two{grid-column:auto}.question-editor-row{gap:9px;margin-bottom:14px}.question-editor-row input,.question-editor-row select{padding:10px 7px;min-height:46px}.question-editor{padding-right:3px}.key-import{padding:20px}.key-import .button-row{gap:12px}.key-import .button{font-size:13px}.variant-template{padding:20px}.variant-template .button-row{gap:14px}.variant-template .button{font-size:14px}.variant-template .field-label{flex-basis:100%}.file-drop{padding:26px 18px}.file-drop span,.file-drop small{font-size:13px}.accent-swatches{gap:10px}.accent-swatches button{font-size:11px}.membership-list label{font-size:14px;padding:16px 8px}.review-row{padding:21px 18px;gap:12px}.review-name strong{font-size:15px}.review-name small{font-size:12px}.review-row>.status{margin-left:56px;margin-top:3px}.toast{bottom:calc(90px + env(safe-area-inset-bottom));font-size:13px;line-height:1.5}.page-footer{font-size:10px;padding:0 18px 24px}.training-numbers{gap:12px}.training-number{padding:14px 11px}.training-number strong{font-size:13px}.training-footer .button{font-size:14px}.file-viewer header{flex-wrap:wrap;gap:12px}.file-viewer header .button,.pdf-controls .button{font-size:13px;padding:11px 13px;min-height:44px}.pdf-controls{gap:12px}}@media(max-width:360px){.page{padding-left:14px;padding-right:14px}.card,.student-list>.people-row{padding:18px}.stat{padding:14px 9px}.stat-label{font-size:10px}.stat strong{font-size:25px}.mobile-nav{gap:3px;padding-left:7px;padding-right:7px}.mobile-nav button{font-size:9px}.tabs button{font-size:11px;gap:5px}.tabs span{padding:4px 5px}.enrollment-queue>.section-title{flex-direction:column}.training-numbers{grid-template-columns:1fr}.accent-swatches{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(hover:hover)and (pointer:fine){.button:hover:not(:disabled),button.text-link:hover:not(:disabled){box-shadow:0 5px 14px #20362b0b}.action-panel-toggle:hover:not(:disabled){background:var(--accent-soft)}.work-card:hover{box-shadow:0 8px 28px #20362b0c}.group-card:hover{border-color:var(--border)}}@media(prefers-reduced-motion:reduce){.action-panel-chevron{transition:none}.is-open>.action-panel-toggle .action-panel-chevron{transform:none}}input[type=checkbox],input[type=radio]{min-height:20px;padding:0;cursor:pointer}@media(max-width:620px){.student-list{padding:0}}.student-list{align-items:start}@media(min-width:1101px){.group-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}}@media(max-width:360px){.stats-controls .field-label{flex-basis:100%}}input[type=file]{font-size:12px;min-height:48px;padding:8px;max-width:100%;border-radius:12px}input[type=file]::file-selector-button{font:inherit;font-weight:600;color:var(--accent-ink);background:var(--accent-soft);border:1px solid var(--border);border-radius:9px;padding:9px 12px;margin-right:10px;cursor:pointer;transition:background-color .16s ease}@media(prefers-reduced-motion:reduce){input[type=file]::file-selector-button{transition:none}}.compact-library-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.library-card{display:grid;grid-template-columns:44px minmax(0,1fr) 18px;align-items:center;gap:16px;width:100%;min-width:0;padding:20px;text-align:left;color:var(--ink);cursor:pointer;border-radius:18px;transition:border-color .16s ease,box-shadow .16s ease;background:#fff}.library-card .subject-icon{margin:0}.library-card>svg{color:var(--muted)}.library-card-content{display:grid;gap:7px;min-width:0}.library-card-content strong{font-size:17px;line-height:1.4;font-weight:650;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.library-card-content small{font-size:12px;color:var(--muted);line-height:1.4}.library-card.archived{opacity:.72}.library-card:disabled{cursor:wait;opacity:.6}.bank-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.bank-library-card{grid-template-columns:44px minmax(0,1fr);align-items:start}.library-condition-preview{font-size:12px;line-height:1.55;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap}.bank-library-card .bank-number{padding:9px 5px}.student-list>.student-summary{padding:18px;display:block}.student-list>.student-summary>.person-link{padding:0;border:0;margin:0;min-height:52px}.group-card>.group-link{padding-bottom:0}.section-management{margin-top:36px;padding:26px 0 4px;border-top:1px solid var(--border)}.section-management h2,.section-management h3{margin:0 0 18px;font-size:19px}.section-management .button-row{gap:14px}.section-management button.text-link{margin:0}.work-page>.section-management{margin-bottom:20px}.modal.variant-editor-modal{width:min(1100px,calc(100vw - 40px));max-height:calc(100dvh - 32px);padding:28px;overflow-y:auto;overflow-x:hidden}.variant-editor-modal>.modal-head{position:sticky;top:-28px;z-index:3;background:#fff;margin:-8px -28px 24px;padding:20px 28px;border-bottom:1px solid var(--border)}.variant-form>.form-grid{margin-bottom:8px}.variant-form h3{font-size:19px;margin:0 0 16px}.variant-answers{margin:12px 0 28px;padding:24px;border:1px solid var(--border);border-radius:20px;background:#f8faf5}.variant-answers>.section-title{margin:0 0 12px}.variant-answers>.section-title h3{margin:0}.variant-answers>p{font-size:13px;margin:0 0 20px}.key-answer-list{display:grid;gap:12px;max-height:none;overflow:visible}.key-answer-row{display:grid;grid-template-columns:44px minmax(0,1fr) 42px;align-items:center;gap:14px;padding:10px 14px;background:#fff;border:1px solid var(--border);border-radius:14px}.key-number{font-size:17px;font-weight:650;text-align:center;color:var(--ink)}.key-answer-row>input{height:52px;font-size:17px;min-width:0;width:100%;max-width:none;border-radius:11px}.key-points{font-size:12px;color:var(--muted);text-align:right;white-space:nowrap}.key-answer-row:focus-within{border-color:var(--accent-focus);background:var(--accent-soft)}.variant-solutions-summary{margin:28px 0}.solution-specs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.solution-specs>div{padding:13px 16px;border:1px solid var(--border);border-radius:12px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}.solution-specs strong{font-size:14px}.solution-specs span{font-size:12px;color:var(--muted)}.variant-materials{border-top:1px solid var(--border);padding-top:28px;margin-top:28px}.variant-tools{margin:24px 0;border:1px solid var(--border);border-radius:16px;padding:0 20px;background:#fff}.variant-tools>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 0;cursor:pointer;font-size:14px;font-weight:600;list-style:none;color:var(--accent-ink)}.variant-tools>summary::-webkit-details-marker{display:none}.variant-tools[open]>summary{border-bottom:1px solid var(--border);margin-bottom:20px}.variant-tools[open]>summary>svg{transform:rotate(180deg)}.variant-tools .variant-template{margin:0 0 20px}.variant-tools .variant-template>.field-label{max-width:none;flex:none;width:100%}.variant-tools .key-import{margin:0 0 20px}.variant-tools .key-import .button-row{flex-wrap:wrap}.variant-form>.question-editor,.custom-question-editor{max-height:none;overflow:visible;padding:0;margin:18px 0}.custom-spec-row{display:grid;grid-template-columns:90px minmax(140px,1fr) 80px minmax(160px,1fr) 44px;gap:12px;align-items:end;border-bottom:1px solid var(--border);padding:18px 0}.custom-spec-row .field-label{margin:0;min-width:0}.custom-spec-row input,.custom-spec-row select{width:100%;min-width:0}.custom-spec-row>.icon-button{grid-column:5;align-self:end}.custom-spec-row .custom-rule{grid-column:4}.custom-structure>.button{margin-bottom:20px}.variant-save-footer{padding-top:24px;border-top:1px solid var(--border);align-items:center}.variant-save-footer>.button-row{margin:0;gap:14px}.variant-save-footer .footnote{flex:1}@media(hover:hover)and (pointer:fine){.library-card:hover:not(:disabled){border-color:var(--accent-focus);box-shadow:0 5px 20px #20362b0b}}@media(max-width:1000px){.compact-library-grid,.bank-list{grid-template-columns:1fr}.custom-spec-row{grid-template-columns:80px minmax(0,1fr) 80px 44px}.custom-spec-row>.icon-button{grid-column:4;grid-row:1}.custom-spec-row>.custom-rule{grid-column:1/-1;grid-row:2}}@media(max-width:620px){.compact-library-grid{gap:13px}.library-card{padding:18px 16px;border-radius:17px;gap:13px;grid-template-columns:40px minmax(0,1fr) 16px}.library-card .subject-icon{width:40px;height:40px}.library-card-content strong{font-size:16px}.library-card-content small{font-size:11px}.bank-library-card{grid-template-columns:40px minmax(0,1fr)}.bank-list{gap:13px}.student-list>.student-summary{padding:17px}.student-list>.student-summary>.person-link{padding:0;border:0;min-height:52px}.section-management{margin-top:30px;padding-top:24px}.section-management .button-row{display:grid;grid-template-columns:1fr;gap:14px}.section-management .button-row>.button,.section-management .button-row>button.text-link{width:100%}.modal.variant-editor-modal{width:100%;max-width:100%;max-height:calc(100dvh - 20px);padding:24px 17px}.variant-editor-modal>.modal-head{top:-24px;margin:-6px -17px 22px;padding:18px 17px}.variant-editor-modal>.modal-head h2{font-size:20px}.variant-form>.form-grid{grid-template-columns:1fr 1fr;gap:0 12px}.variant-form>.form-grid>.span-two{grid-column:1/-1}.variant-answers{margin:10px -3px 25px;padding:18px 11px;border-radius:17px}.variant-answers>.section-title h3{font-size:18px}.variant-answers>p{font-size:12px;margin-bottom:18px}.key-answer-list{gap:12px}.key-answer-row{grid-template-columns:28px minmax(0,1fr) 28px;gap:9px;padding:8px;border-radius:12px}.key-number{font-size:15px}.key-answer-row>input{height:52px;font-size:16px;padding:12px 11px}.key-points{font-size:11px}.solution-specs{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.solution-specs>div{padding:12px;gap:7px}.solution-specs span{font-size:11px}.variant-tools{padding:0 15px}.variant-tools>summary{font-size:13px;line-height:1.5}.variant-tools .key-import{padding:18px 14px}.variant-tools .variant-template{padding:16px}.variant-tools .variant-template .button-row{display:grid;grid-template-columns:1fr 1fr}.variant-tools .variant-template .button-row>.button{grid-column:1/-1}.custom-spec-row{grid-template-columns:60px minmax(0,1fr) 60px;gap:10px}.custom-spec-row>.custom-rule{grid-column:1/3;grid-row:2}.custom-spec-row>.icon-button{grid-column:3;grid-row:2;justify-self:end}.custom-spec-row input,.custom-spec-row select{padding:11px 7px}.variant-save-footer{display:grid;grid-template-columns:1fr;gap:18px}.variant-save-footer>.button-row{display:grid;grid-template-columns:1fr;width:100%;gap:14px}.variant-save-footer .button{width:100%}.variant-save-footer .footnote{font-size:11px}}@media(prefers-reduced-motion:reduce){.library-card{transition:none}}.stat-button{text-align:left;transition:background .18s,border-color .18s,transform .18s;min-width:0}.stat-button:hover{border-color:var(--accent-focus);background:var(--accent-soft)}.stat-button.selected{background:var(--accent-soft)}.stat-button:focus-visible{outline:3px solid var(--accent-focus);outline-offset:3px}.stat-button .stat-label{overflow-wrap:break-word}.score-table tr.performance-success{background:#fff}.score-table tr.performance-warning{background:#fff8e7}.score-table tr.performance-low{background:#fff0ef}.score-table tr.performance-warning td:first-child{box-shadow:inset 3px 0 #e8d49b}.score-table tr.performance-low td:first-child{box-shadow:inset 3px 0 #e6b6b0}.homework-manager{width:min(1000px,calc(100vw - 32px))}.homework-filters{margin-top:24px}.homework-number-preview{padding:14px 16px;background:var(--accent-soft);border-radius:14px;margin:0 0 20px}.homework-number-preview p{margin:0 0 10px}.homework-number-preview>div{display:flex;gap:8px;flex-wrap:wrap;max-height:160px;overflow:auto}.homework-number-preview span{background:#fff;border:1px solid var(--border);border-radius:8px;padding:6px 9px;font-size:12px}.homework-files{display:grid;gap:10px;margin-bottom:12px}.homework-files>div{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border:1px solid var(--border);border-radius:12px}.homework-files span{min-width:0;overflow-wrap:anywhere}.homework-page .page-heading{align-items:flex-start}.homework-instruction{margin-bottom:24px}.homework-instruction>p:first-child{white-space:pre-wrap;overflow-wrap:anywhere}.homework-instruction .button-row{margin-bottom:16px}.homework-instruction .button{max-width:100%;overflow-wrap:anywhere}.homework-answers{margin-bottom:24px;max-width:850px}.homework-answers .key-answer-row{grid-template-columns:65px minmax(0,1fr)}.homework-answers input[readonly]{background:#fff;box-shadow:none}.homework-finish{margin:24px 0}.homework-finish .footnote{margin-top:14px}@media(max-width:620px){.homework-manager{width:100%;padding:24px 18px}.homework-page .page-heading{flex-wrap:wrap}.homework-answers{padding:20px 13px}.homework-answers .key-answer-row{grid-template-columns:45px minmax(0,1fr);gap:8px}.homework-instruction .button-row{display:grid;grid-template-columns:1fr}.homework-finish>.button{width:100%}.homework-number-preview{padding:12px}.homework-manager .modal-footer{display:grid;grid-template-columns:1fr}.homework-manager .modal-footer>.button{width:100%}}.homework-answers .homework-grading-row{grid-template-columns:55px minmax(0,1fr) auto;gap:14px}.homework-grade-buttons{display:flex;gap:10px;margin:0}.homework-grade-buttons button{width:44px;height:44px;min-height:44px;border-radius:11px}.homework-result{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:24px}.homework-result strong{font-size:21px}.homework-result span{font-size:14px}.homework-mark{grid-column:2;font-size:12px;color:var(--muted)}.homework-mark.mark-2{color:#47734b}.homework-mark.mark-1{color:#947332}.homework-mark.mark-0{color:#a65753}.homework-review-modal{width:min(1050px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto}.homework-review-modal .homework-page.in-dialog{padding:0;max-width:none}.homework-review-modal .page-heading h1{font-size:25px}.homework-review-modal>.modal-head{position:sticky;top:-28px;z-index:3;background:#fff;padding:18px 0}.homework-review-modal .homework-answers{max-width:none}.homework-review-modal .section-management{padding-bottom:6px}.homework-page .homework-finish .button-row{gap:14px}@media(max-width:620px){.homework-review-modal{width:100%;padding:20px 16px;max-height:calc(100dvh - 24px)}.homework-review-modal .page-heading h1{font-size:22px}.homework-review-modal .modal-head h2{font-size:20px}.homework-answers .homework-grading-row{grid-template-columns:40px minmax(0,1fr);gap:10px}.homework-grade-buttons{grid-column:2;justify-content:flex-start;gap:12px}.homework-grade-buttons button{width:48px;height:46px}.homework-result{gap:12px;align-items:flex-start;flex-direction:column}.homework-page .homework-finish .button-row{display:grid;grid-template-columns:1fr}.homework-page .homework-finish .button{width:100%}}.compact-variant{position:relative}.compact-variant>.variant-card-open{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;padding:0;border:0;border-radius:inherit;background:transparent;z-index:1}.compact-variant>.subject-icon,.compact-variant>.library-card-content,.compact-variant>svg{pointer-events:none}.compact-variant>.variant-card-open:hover{box-shadow:inset 0 0 0 1px var(--accent-focus)}.compact-variant>.variant-card-open:focus-visible{outline:3px solid var(--accent-focus);outline-offset:3px}.variant-quick-assign{position:relative;z-index:2;justify-self:center;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;min-height:44px;padding:0;border-radius:12px;border:1px solid var(--accent-focus);background:var(--accent-soft);color:var(--accent-ink);transition:background .15s,box-shadow .15s}.variant-quick-assign:hover:not(:disabled){background:var(--accent);box-shadow:0 3px 9px #20362b0d}.variant-quick-assign:focus-visible{outline:3px solid var(--accent-focus);outline-offset:3px}@media(max-width:620px){.variant-quick-assign{transform:translate(2px)}}
