*{box-sizing:border-box} :root{--bg:#111214;--sidebar:#151618;--surface:#1b1c1f;--raised:#222327;--line:#303136;--muted:#92959e;--text:#f3f3f4;--yellow:#f3d32e;--yellow-soft:#332f1b;--green:#76d7a4;--red:#ee9693;--radius:8px}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 "Segoe UI",Arial,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit;border:0}button:disabled{opacity:.35;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--yellow);outline-offset:4px}svg{width:19px;height:19px;stroke-width:1.65;flex-shrink:0}h1,h2,h3,p{margin-top:0}h1{font-size:30px;letter-spacing:0;line-height:1.2;margin-bottom:10px;font-weight:650}h2{font-size:19px;letter-spacing:0;font-weight:600}h3{font-size:15px;font-weight:600}small{font-size:12px}p{color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip-link{position:fixed;top:-60px;left:20px;z-index:100;background:var(--yellow);color:#151515;padding:10px}.skip-link:focus{top:12px}.demo-toolbar{min-height:58px;background:#08090a;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:10px 25px;gap:14px;position:relative;z-index:20}.demo-identity{display:flex;align-items:center;gap:9px;font-size:10px;letter-spacing:0;white-space:nowrap}.demo-identity strong{color:var(--yellow);font-weight:600}.demo-identity>span:last-child{color:#777c83;border-left:1px solid #383a40;padding-left:10px}.live-dot{width:6px;height:6px;background:var(--yellow);border-radius:50%}.presentation-tools{display:flex;gap:7px;align-items:center}.presentation-tools select{width:247px;background:#1c1d20;border:1px solid #36373a;border-radius:6px;padding:7px 10px;color:#ececed;font-size:12px}.tool{background:transparent;display:inline-flex;justify-content:center;align-items:center;gap:7px;border:1px solid transparent;border-radius:6px;padding:8px;color:#b4b6bd;font-size:12px}.tool:hover,.icon-link:hover{background:#292a2e;color:white}.app-shell{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:calc(100vh - 154px)}.sidebar{background:var(--sidebar);border-right:1px solid var(--line);padding:29px 16px 0;display:flex;flex-direction:column}.wordmark{display:block;font-size:23px;font-weight:900;letter-spacing:0;line-height:1.04;margin:0 16px 33px}.wordmark span{display:block;font-size:11px;letter-spacing:0;color:var(--yellow);margin:6px 0 0 2px;font-weight:650}.workspace-label{font-size:9px;font-weight:600;letter-spacing:0;color:#626770;margin:0 13px 11px}nav a{display:flex;align-items:center;gap:11px;color:#979ba4;padding:10px 13px;border-radius:7px;margin-bottom:4px;font-size:12px}nav a:hover{background:#222327;color:#eee}nav a.active{color:var(--yellow);background:#302d1b}nav a.active svg{stroke-width:2}.nav-divider{height:1px;background:var(--line);margin:20px 13px 17px}.sidebar-bottom{margin-top:auto;border-top:1px solid var(--line);padding:22px 0;display:flex;gap:9px;align-items:center}.sidebar-bottom strong{font-size:11px;font-weight:600}.sidebar-bottom small{display:block;color:#767b86;font-size:9px}.avatar{height:34px;width:34px;background:#35383d;color:#d2d5db;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;flex-shrink:0;font-weight:650}.avatar.small{height:27px;width:27px;font-size:9px}.icon-link{margin-left:auto;padding:5px;border-radius:4px;color:#858991}.workspace-header{height:65px;border-bottom:1px solid #25262a;display:flex;align-items:center;justify-content:space-between;padding:0 35px;gap:12px}.breadcrumb{font-size:11px;color:#777d87;display:flex;align-items:center;gap:9px}.breadcrumb strong{font-weight:500;color:#b8bcc3}.breadcrumb svg{width:13px}.header-right{display:flex;gap:16px;align-items:center}.connection{color:#707780;font-size:10px;display:flex;gap:6px;align-items:center}.connection>span{width:5px;height:5px;border-radius:50%;background:#6b937f}.workspace{min-width:0}#screen{padding:34px 36px 42px;max-width:1450px;margin:auto;min-height:570px}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:27px}.page-head p{font-size:12px;margin-bottom:0;max-width:660px;line-height:1.6}.head-actions{display:flex;gap:8px;flex-shrink:0;align-items:center}.button,.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 15px;border-radius:7px;font-size:12px;font-weight:600;min-height:38px}.primary{background:var(--yellow);color:#1a1b15}.primary:hover{background:#ffe450}.secondary{background:#24262a;border:1px solid #3b3d42;color:#cdd0d5}.secondary:hover{background:#303238}.text-button{background:none;color:#b7bdc6;font-size:11px;display:inline-flex;align-items:center;gap:5px;padding:0}.text-button:hover{color:var(--yellow)}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:23px}.panel h2{margin-bottom:5px}.panel>p{font-size:12px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:19px}.panel-header h2{margin:0}.two-col{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(240px,1fr);gap:21px}.equal-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.stack{display:grid;gap:19px}.muted{color:var(--muted)}.tiny{font-size:11px}.eyeline{font-size:10px;font-weight:650;letter-spacing:0;color:#8f949e;margin-bottom:12px;display:flex;align-items:center;gap:8px}.yellow{color:var(--yellow)}.green{color:var(--green)}.status{display:inline-flex;align-items:center;gap:5px;font-size:10px;border:1px solid #41444c;padding:3px 7px;border-radius:5px;color:#bfc4ce;white-space:nowrap}.status.success{color:var(--green);border-color:#365347;background:#202f28}.status.pending{color:#e5ca56;background:#302d1e;border-color:#514930}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:24px;overflow:hidden;background:#191a1d}.metric{padding:19px 23px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric-label{color:#8d939e;font-size:11px;display:flex;gap:8px;align-items:center}.metric strong{display:block;font-size:26px;line-height:1.3;font-weight:600;letter-spacing:0;margin-top:8px}.metric small{font-size:10px;color:#747b87}.section-title{display:flex;align-items:center;justify-content:space-between;margin:27px 0 13px}.section-title h2{margin:0;font-size:16px}.task-row,.list-row{display:flex;align-items:center;gap:15px;padding:16px 0;border-bottom:1px solid var(--line)}.task-row:last-child,.list-row:last-child{border:0}.task-row .item-main,.list-row .item-main{flex:1;min-width:0}.item-main strong{display:block;font-size:12px;font-weight:550}.item-main small{font-size:10px;color:#818995;display:block;margin-top:4px}.task-icon{width:36px;height:36px;border:1px solid #393c43;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#9da4ae;flex-shrink:0}.task-icon.yellow{color:var(--yellow);background:#2b291d;border-color:#494329}.number{font-size:11px;color:#656d79;font-variant-numeric:tabular-nums;width:24px;flex-shrink:0}.duration{font-size:10px;color:#7d8591;white-space:nowrap}.progress{width:100%;height:5px;background:#31343a;border-radius:8px;overflow:hidden;margin:12px 0}.progress>span{display:block;background:var(--yellow);height:100%;border-radius:8px}.progress-caption{display:flex;justify-content:space-between;font-size:10px;color:#818793}.course-banner{background:#22231d;border:1px solid #47452c;border-radius:8px;padding:26px;position:relative;overflow:hidden}.course-banner h2{font-size:29px;letter-spacing:0;max-width:420px;line-height:1.1;margin:10px 0 12px}.course-banner p{font-size:12px;max-width:400px}.course-banner .primary{margin-top:7px}.course-stamp{position:absolute;right:27px;top:34px;color:#595b40;font-size:11px;letter-spacing:0;writing-mode:vertical-rl}.module-row{display:flex;align-items:center;gap:13px;padding:14px;border-bottom:1px solid var(--line);background:#1a1b1f}.module-row strong{font-size:12px;flex:1}.module-row small{font-size:10px;color:#7f8793}.module-list{border:1px solid var(--line);border-radius:8px;overflow:hidden}.module-list details>summary{list-style:none;cursor:pointer}.module-list details>summary::-webkit-details-marker{display:none}.lesson-item{display:flex;align-items:center;gap:12px;padding:12px 15px 12px 24px;background:#151619;border-bottom:1px solid #282a2f;color:#aab1bc;font-size:11px}.lesson-item:hover{color:var(--yellow);background:#21211b}.lesson-item.active{background:#2b291c;color:#edda63}.lesson-item span{flex:1}.lesson-item small{color:#717b87;font-size:9px}.lesson-item svg{width:15px}.tabs{display:flex;border-bottom:1px solid var(--line);gap:22px;margin-bottom:19px;overflow:auto}.tab{background:none;color:#828a96;border-bottom:2px solid transparent;padding:10px 0;font-size:11px;white-space:nowrap}.tab.active{color:var(--yellow);border-color:var(--yellow)}.filter-bar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:20px;align-items:center}.input,select,textarea{background:#151619;border:1px solid #3a3d44;color:#e5e7eb;padding:10px 12px;border-radius:6px;font-size:12px;max-width:100%}input::placeholder,textarea::placeholder{color:#69717e}.search-wrap{position:relative;flex:1;min-width:180px}.search-wrap svg{position:absolute;left:12px;top:11px;width:16px;color:#68717f}.search-wrap input{padding-left:37px;width:100%}.field{display:grid;gap:7px;margin-bottom:18px;font-size:11px;color:#b8bec8}.field input,.field select,.field textarea{width:100%}.hint{font-size:10px;line-height:1.6;color:#797f8b;margin:8px 0 18px}.form-panel{max-width:450px;margin:16px auto 0;padding:30px}.form-panel h1{font-size:28px}.form-panel .primary{width:100%}.form-footer{border-top:1px solid var(--line);padding-top:18px;margin-top:22px;text-align:center;display:flex;justify-content:center;gap:24px}.login-layout{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px;max-width:1000px;margin:25px auto}.login-copy h1{font-size:46px;line-height:1.05;letter-spacing:0;margin-bottom:22px}.login-copy p{font-size:14px;max-width:365px;line-height:1.8}.login-copy .line{width:45px;height:3px;background:var(--yellow);margin-bottom:30px}.login-proof{display:flex;align-items:center;gap:13px;margin-top:32px;color:#939ba5;font-size:11px}.login-proof svg{color:var(--yellow)}.step-strip{display:flex;gap:8px;align-items:center;margin:18px 0 27px}.step-strip>span{font-size:10px;color:#717887;display:flex;gap:6px;align-items:center}.step-strip b{width:22px;height:22px;border:1px solid #3d4149;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px}.step-strip .current{color:#e6d674}.step-strip .current b{background:var(--yellow);color:#141414;border-color:var(--yellow)}.step-strip i{display:block;width:30px;height:1px;background:#3a3f48}.empty-state{text-align:center;padding:32px 18px}.empty-state svg{width:31px;height:31px;color:#66717e;margin-bottom:13px}.empty-state h3{font-size:14px;margin-bottom:7px}.empty-state p{font-size:11px;max-width:340px;margin:0 auto 18px}.notice{background:#24241d;border:1px solid #474432;border-radius:7px;padding:13px 15px;font-size:11px;line-height:1.65;color:#c1b878;display:flex;gap:11px;align-items:flex-start;margin-bottom:19px}.notice.success{background:#1f2b24;border-color:#334b3e;color:#a8cfb6}.notice p{margin:0;color:inherit}.video-shell{background:#070809;border:1px solid #30343c;border-radius:8px;overflow:hidden}.lesson-slide{aspect-ratio:16/8.4;background:#202426;padding:30px 34px;display:flex;flex-direction:column;justify-content:center;position:relative}.lesson-slide small{font-size:9px;letter-spacing:0;color:#a7a975;margin-bottom:16px}.lesson-slide h2{font-size:30px;line-height:1.15;max-width:430px;letter-spacing:0}.lesson-slide p{font-size:13px;max-width:350px;color:#bcc0bd}.lesson-slide .example{font-family:Georgia,serif;font-size:21px;background:#2b302d;border-left:2px solid var(--yellow);padding:16px;color:#dddcc4;margin:6px 0 12px}.video-label{position:absolute;right:15px;bottom:12px;font-size:9px;color:#a5aaa5}.video-controls{display:flex;gap:13px;align-items:center;padding:12px 15px;background:#0e1013;font-size:10px;color:#939da7}.video-controls .progress{flex:1;margin:0}.video-controls button{padding:0;background:transparent;color:var(--yellow);display:flex}.video-controls .progress>span{width:0}.video-caption{font-size:10px;color:#6f7886;margin-top:8px}.viewer-tools{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:18px;font-size:11px;color:#9da5af}.paper{background:#ecece6;color:#2b2c29;padding:32px 37px;max-width:640px;margin:0 auto;border-radius:2px;box-shadow:0 5px 30px #0004;transform-origin:top center}.paper small{color:#747668;font-size:9px;letter-spacing:0}.paper h2{font-family:Georgia,serif;font-size:27px;margin:12px 0 18px}.paper p{font-size:12px;line-height:1.9;color:#55594f}.paper .paper-rule{height:1px;background:#c9cbbd;margin:20px 0}.paper ol{font-size:12px;line-height:2;padding-left:20px}.paper-reader{overflow:auto;max-height:430px;padding:8px;background:#151719;border-radius:5px}.alternative{display:flex;align-items:center;gap:13px;width:100%;text-align:left;background:#1c1e22;border:1px solid #363a42;border-radius:7px;padding:13px 15px;margin:10px 0;font-size:12px;color:#c4cad3}.alternative b{width:24px;height:24px;border-radius:5px;background:#282c33;color:#969fab;display:flex;align-items:center;justify-content:center;font-size:11px}.alternative.selected{border-color:#cbb637;background:#2c2b20}.alternative.correct{border-color:#66b98a;background:#1e2b23}.alternative.wrong{border-color:#d47c77;background:#302323}.question-body{font-family:Georgia,serif;font-size:19px;line-height:1.7;color:#d3d5d7;margin:23px 0}.question-context{display:flex;gap:12px;color:#7f8996;font-size:10px;flex-wrap:wrap}.question-footer{display:flex;justify-content:space-between;align-items:center;margin-top:22px;gap:10px;flex-wrap:wrap}.number-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-top:15px}.number-grid button{background:#292d34;color:#919caa;border-radius:5px;padding:8px;font-size:11px}.number-grid .active{background:var(--yellow);color:#181914}.bar-chart{display:flex;align-items:flex-end;gap:15px;height:157px;margin:20px 0 6px;border-bottom:1px solid #363b44;padding:0 13px}.bar-column{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px}.bar-column .bar{width:100%;max-width:30px;border-radius:4px 4px 0 0;background:#4a4933}.bar-column .bar.highlight{background:var(--yellow)}.bar-column small{font-size:9px;color:#717a87;position:relative;bottom:-21px}.chart-panel{padding-bottom:41px}.stat-line{display:flex;justify-content:space-between;align-items:center;margin:18px 0 6px;font-size:11px;color:#b5bdc8}.subject-bar{height:5px;background:#303640;border-radius:4px}.subject-bar span{display:block;height:100%;border-radius:4px;background:var(--green)}.days{display:flex;gap:7px;flex-wrap:wrap}.day{width:37px;height:35px;border:1px solid #3b424a;border-radius:5px;background:#22252a;color:#87939f;font-size:11px}.day.on{border-color:#a99838;background:#32301d;color:var(--yellow)}.check-row{display:flex;gap:10px;align-items:center;font-size:11px;margin:13px 0;color:#a6afbc}.check-row input{accent-color:var(--yellow)}.dropzone{border:1px dashed #4a505a;border-radius:8px;text-align:center;padding:26px 15px;margin-bottom:18px;background:#191b1e}.dropzone>svg{width:29px;height:29px;color:#798492;margin-bottom:10px}.dropzone strong{display:block;font-size:12px;margin-bottom:7px}.dropzone p{font-size:10px;margin-bottom:14px}.switch-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:14px 0;gap:14px;font-size:12px}.switch-row small{display:block;font-size:10px;color:#747f8d;margin-top:3px}.switch-row input{accent-color:var(--yellow);width:17px;height:17px}.event-date{display:grid;text-align:center;min-width:45px;font-size:9px;color:#838e9b;line-height:1.2}.event-date strong{font-size:25px;font-weight:600;color:#dce0e5}.post{padding:22px 0;border-bottom:1px solid var(--line)}.post:first-child{padding-top:0}.post:last-child{border:0}.post h3{font-size:15px;margin:15px 0 8px}.post p{font-size:12px;line-height:1.8}.post-meta{display:flex;align-items:center;gap:10px;font-size:11px}.post-meta small{display:block;color:#6f7b88;font-size:9px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:11px}th{color:#7b8592;font-size:10px;font-weight:500;padding:12px;border-bottom:1px solid #383d45}td{padding:16px 12px;border-bottom:1px solid #30343b;color:#b8c0ca}td strong{color:#dce1e6;font-weight:550}.table-progress{width:95px}.index-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.index-link{display:flex;gap:12px;align-items:center;border:1px solid #373c44;padding:13px;border-radius:7px;font-size:12px}.index-link:hover{border-color:var(--yellow);color:var(--yellow)}.index-link span{color:#737e8b;font-size:10px}.presentation-footer{border-top:1px solid #35383e;background:#0b0c0e;position:relative;z-index:15;min-height:96px}.planning-context{display:flex;align-items:center;gap:13px;padding:11px 26px;border-bottom:1px solid #24272c;color:#7e8793;font-size:10px;min-height:38px}.planning-context>span:first-child{white-space:nowrap;color:#a4a996;font-size:9px;letter-spacing:0}.planning-context .text-button{margin-left:auto;white-space:nowrap;font-size:10px}.planning-context svg{width:13px;height:13px}.slide-controls{padding:10px 25px;display:flex;align-items:center;justify-content:space-between;gap:10px}.slide-controls>div{display:flex;align-items:center;gap:18px}.slide-controls strong{font-size:11px;font-weight:550;color:#9da6b2}.keyboard-hint{font-size:10px;color:#545d6a}.next-button{background:#292b2e;border:1px solid #3b3e43;padding:8px 13px;border-radius:6px;color:#dee1e6;display:flex;align-items:center;gap:10px;font-size:11px}dialog{background:#1b1e23;color:#e7e9ed;border:1px solid #484e58;border-radius:8px;padding:24px;width:min(710px,92vw);max-height:85vh;box-shadow:0 30px 130px #0008}dialog::backdrop{background:#000a;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.dialog-head h2{margin:0;font-size:21px}#dialog-content{font-size:13px;color:#a9b3c0}#dialog-content p{line-height:1.8}#dialog-content li{margin:8px 0}#toast{position:fixed;bottom:110px;left:50%;transform:translate(-50%,15px);z-index:80;background:#343a35;border:1px solid #6b896d;color:#e0ecdf;border-radius:8px;padding:12px 20px;max-width:90vw;font-size:12px;opacity:0;pointer-events:none;transition:.2s}#toast.visible{opacity:1;transform:translate(-50%,0)}.mobile-menu{display:none}.spaced{margin-top:21px}.inline-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.note-preview{white-space:pre-wrap;font-size:12px;color:#b8c1ca;padding:15px;background:#15181c;border-radius:6px}.inline-error{font-size:11px;color:var(--red)}.no-results{padding:20px;text-align:center;color:#8a93a0;font-size:12px}.badge-count{margin-left:auto;font-size:9px;padding:1px 6px;background:#303338;border-radius:4px;color:#a0a6af}.support-option{display:flex;align-items:center;gap:17px;padding:20px 0;border-bottom:1px solid var(--line)}.support-option:last-child{border:0}.support-option .item-main{flex:1}.support-option .item-main small{line-height:1.6}.support-option>.task-icon{height:44px;width:44px}.week-table{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-top:19px}.week-cell{padding:12px;border-right:1px solid var(--line);min-height:100px}.week-cell:last-child{border:0}.week-cell strong{font-size:10px;color:#a4adba}.week-cell p{font-size:10px;margin:12px 0 0;line-height:1.5}.week-cell.active{background:#29291e}.library-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.course-tile{border:1px solid var(--line);background:var(--surface);border-radius:8px;overflow:hidden}.course-cover{height:103px;background:#2d302a;padding:21px;font-size:21px;font-weight:600;line-height:1.08;letter-spacing:0;color:#d6d8ca}.course-cover.blue{background:#272f38;color:#bccad8}.course-cover.gray{background:#33302e;color:#d2c9c4}.course-cover small{display:block;font-size:8px;letter-spacing:0;color:#969c87;margin-bottom:9px}.course-info{padding:17px}.course-info h3{font-size:12px;margin:0 0 6px}.course-info p{font-size:10px;margin:0}.course-info .secondary{width:100%;margin-top:13px;min-height:32px;padding:7px}.library-grid.list{grid-template-columns:1fr}.library-grid.list .course-tile{display:flex}.library-grid.list .course-cover{width:180px;flex-shrink:0;height:auto}.library-grid.list .course-info{flex:1}.welcome-path{display:grid;gap:0;margin:22px 0}.path-item{padding:14px 0;display:flex;gap:14px;align-items:flex-start}.path-item b{display:flex;width:26px;height:26px;align-items:center;justify-content:center;border:1px solid #4b4940;border-radius:50%;color:#c9bc6c;font-size:10px;flex-shrink:0}.path-item strong{font-size:12px}.path-item p{font-size:11px;margin:3px 0 0}.exam-line{height:22px;border-bottom:1px solid #c5c8bd}.theater .two-col{grid-template-columns:1fr}.theater .lesson-rail{display:none}.theater .lesson-slide{aspect-ratio:16/6}
@media(min-width:1500px){#screen{padding:42px 55px}.app-shell{grid-template-columns:236px 1fr}.sidebar{padding:33px 20px 0}.workspace-header{padding:0 55px}.login-layout{margin-top:50px}}
@media(max-width:1100px){.app-shell{grid-template-columns:190px 1fr}.wordmark{font-size:20px;margin-left:10px}.wordmark span{font-size:9px}.sidebar{padding-left:10px;padding-right:10px}#screen{padding:28px 24px}.workspace-header{padding:0 24px}.metrics .metric{padding:16px}.metric-label{font-size:10px}.two-col{grid-template-columns:minmax(0,1.5fr) minmax(220px,1fr)}.lesson-slide{padding:22px}.lesson-slide h2{font-size:25px}.login-layout{gap:20px}.login-copy h1{font-size:36px}.library-grid{grid-template-columns:1fr 1fr}.library-grid .course-tile:last-child{grid-column:1/-1}.sidebar-bottom{gap:6px}.sidebar-bottom .avatar{width:28px;height:28px}.sidebar-bottom small{font-size:8px}.demo-identity>span:last-child{display:none}.duration{display:none}}
@media(max-width:800px){.two-col,.equal-col{grid-template-columns:1fr}.lesson-rail{display:none}.app-shell{grid-template-columns:166px 1fr}.sidebar{padding:25px 8px 0}nav a{padding:10px;font-size:11px;gap:8px}.wordmark{font-size:18px;margin-bottom:30px}.wordmark span{font-size:8px;letter-spacing:0}.workspace-label{font-size:8px}.sidebar-bottom .icon-link{display:none}#screen{padding:25px 20px}.metrics{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.login-layout{grid-template-columns:1fr;gap:8px;margin-top:0}.login-copy{display:none}.form-panel{width:100%;margin:0}.page-head{align-items:flex-start;flex-wrap:wrap;gap:15px}.head-actions{flex-wrap:wrap}.connection{display:none}.planning-context #screen-note{display:none}.demo-toolbar{padding:9px 16px}.demo-identity{font-size:9px}.presentation-tools select{width:195px}.presentation-tools .tool span{display:none}.workspace-header{padding:0 20px}.index-grid{grid-template-columns:1fr}.sidebar-bottom{padding:15px 4px}.sidebar-bottom strong{font-size:10px}}
@media(max-width:590px){.app-shell{grid-template-columns:1fr;min-height:calc(100vh - 142px)}.sidebar{display:none;position:absolute;top:58px;left:0;bottom:0;min-height:650px;z-index:25;width:218px;box-shadow:20px 0 50px #0009}.sidebar.open{display:flex}.mobile-menu{display:flex}.workspace-header{height:51px;padding:0 16px;justify-content:flex-start}.header-right{margin-left:auto;gap:8px}.breadcrumb{font-size:10px;gap:5px}.breadcrumb>span{display:none}#screen{padding:25px 16px;min-height:500px}h1{font-size:27px}.page-head p{font-size:11px}.panel{padding:18px}.presentation-tools{gap:0}.presentation-tools select{width:165px;font-size:10px;padding:7px}.demo-toolbar{gap:6px;padding:8px 11px;min-height:56px}.demo-identity{font-size:8px;gap:5px;letter-spacing:0}.demo-identity .live-dot{width:4px;height:4px}.presentation-tools .tool{padding:7px}.presentation-tools .tool svg{width:15px}.presentation-tools #reset-button{display:none}.library-grid{grid-template-columns:1fr}.library-grid .course-tile:last-child{grid-column:auto}.library-grid .course-tile{display:flex}.library-grid .course-cover{width:115px;height:auto;padding:17px;font-size:19px}.library-grid .course-info{flex:1;padding:15px;min-width:0}.course-info .secondary{font-size:10px}.library-grid.list .course-cover{width:115px}.course-banner{padding:22px}.course-banner h2{font-size:26px}.course-stamp{display:none}.metric strong{font-size:24px}.metric-label svg{display:none}.metric{padding:16px!important}.head-actions .button,.head-actions .primary,.head-actions .secondary{font-size:10px;padding:8px 11px}.task-row,.list-row{gap:10px}.task-row .secondary{padding:7px;font-size:10px;min-height:30px}.task-row .number{display:none}.task-icon{width:31px;height:31px}.item-main strong{font-size:11px}.item-main small{font-size:9px}.lesson-slide{padding:23px;aspect-ratio:4/3}.lesson-slide h2{font-size:27px}.lesson-slide p{font-size:11px}.lesson-slide .example{font-size:17px;padding:11px}.video-controls{gap:9px}.video-caption{font-size:9px}.paper{padding:23px}.paper h2{font-size:22px}.paper p{font-size:11px}.planning-context{padding:9px 15px;font-size:9px;gap:6px}.planning-context>span:first-child{font-size:8px}.planning-context .text-button{font-size:9px}.slide-controls{padding:9px 12px}.slide-controls .tool{font-size:10px;padding:7px}.slide-controls strong{font-size:10px}.next-button{font-size:10px;padding:8px}.keyboard-hint{display:none}.presentation-footer{min-height:86px}.week-table{grid-template-columns:1fr}.week-cell{display:flex;align-items:center;gap:20px;min-height:0;border-right:0;border-bottom:1px solid var(--line);padding:12px}.week-cell p{margin:0}.form-panel{padding:23px}.support-option{gap:11px}.support-option .secondary{font-size:10px;padding:8px}.question-body{font-size:17px}.tabs{gap:18px}.theater .lesson-slide{aspect-ratio:4/3}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.wordmark{margin:3px 4px 30px;line-height:1.2}.wordmark img{display:block;width:100%;height:auto;max-width:180px}.wordmark span{font-size:8px!important;letter-spacing:0;margin:10px 0 0;color:#8c939d;font-weight:500}.login-logo{display:block;width:220px;max-width:100%;height:auto;margin:0 0 28px}.compact .task-row,.compact .list-row{padding-top:10px;padding-bottom:10px}.compact .panel{padding:18px}[hidden]{display:none!important}
@media(max-width:1100px){.demo-identity>span:last-child{display:inline;font-size:8px}}
@media(max-width:590px){.demo-identity{display:grid;grid-template-columns:5px 1fr;gap:1px 4px}.demo-identity .live-dot{grid-row:1}.demo-identity strong{grid-column:2}.demo-identity>span:last-child{display:block;grid-column:2;border:0;padding:0;font-size:6px}.wordmark img{max-width:180px}.wordmark{margin:4px 10px 25px}.login-logo{width:205px}}