/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.grid{display:grid}.table{display:table}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--bg:#080a0f;--card:#11151d;--muted:#858e9e;--line:#202631;--cyan:#00e1ff;--green:#0f8;--text:#edf2fa}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0;font-family:Inter,Arial,sans-serif}button,input,textarea,select{font:inherit}button{color:inherit;cursor:pointer}.grid{background-image:linear-gradient(90deg,#20263159 1px,#0000 1px),linear-gradient(#20263159 1px,#0000 1px);background-size:48px 48px}.login{min-height:100vh;display:flex}.hero{flex:1;align-items:center;padding:64px;display:flex;position:relative;overflow:hidden}.orb{background:var(--cyan);filter:blur(130px);opacity:.13;border-radius:50%;width:420px;height:420px;position:absolute;top:20%;right:-80px}.heroCopy{max-width:680px;position:relative}.brand{align-items:center;gap:12px;margin-bottom:28px;display:flex}.brand span,.mini span{width:48px;height:48px;color:var(--cyan);background:#00e1ff17;border:1px solid #00e1ff38;border-radius:12px;place-items:center;font-size:24px;display:grid}.brand em{color:var(--muted);background:#151a23;border-radius:6px;padding:4px 8px;font-size:12px;font-style:normal}.hero h1{letter-spacing:-2px;margin:0 0 24px;font-size:clamp(42px,5vw,68px);font-weight:900;line-height:1.04}.hero h1 i{color:var(--cyan);text-shadow:0 0 30px #00e1ff66;font-style:normal}.heroCopy>p{color:var(--muted);max-width:560px;font-size:18px;line-height:1.7}.features{color:var(--muted);gap:28px;margin-top:36px;font-size:14px;display:flex}.loginPanel{background:#11151d6b;border-left:1px solid #202631aa;align-items:center;width:480px;padding:48px;display:flex}.loginPanel form{width:100%}.loginPanel h2{margin:0 0 8px;font-size:26px}.loginPanel p,.muted{color:var(--muted);margin:0 0 32px;font-size:14px}input,textarea,select{width:100%;color:var(--text);background:#10141b;border:1px solid #262d38;border-radius:9px;outline:none;padding:12px}.loginPanel input{height:56px;padding:0 16px;font:18px monospace}input:focus,textarea:focus,select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px #00e1ff17}.primary,.success{border:0;border-radius:9px;width:100%;height:56px;margin-top:16px;font-weight:700}.primary{background:var(--cyan)!important;color:#041014!important}.success{background:var(--green)!important;color:#031109!important}.primary:disabled{opacity:.45}.link{width:100%;color:var(--muted);background:0 0;border:0;margin-top:18px;font-size:13px}.error{color:#ff5c67;margin-top:12px;font-size:14px}aside{z-index:10;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-right:1px solid var(--line);background:#0c0f15de;flex-direction:column;width:65px;transition:width .25s;display:flex;position:fixed;inset:0 auto 0 0;overflow:hidden}aside:hover{width:220px}.mini,aside nav button,.logout{text-align:left;background:0 0;border:0;align-items:center;gap:16px;min-width:220px;padding:10px 13px;display:flex}.mini{border-bottom:1px solid var(--line);height:65px}.mini span{flex:none;width:38px;height:38px;font-size:20px}aside nav{padding-top:20px}aside nav button,.logout{height:48px;color:var(--muted)}aside nav button>span,.logout>span{text-align:center;flex:none;width:38px;font-size:19px}aside nav button:hover,aside nav button.active{color:var(--cyan);background:#00e1ff14}.logout{margin-top:auto;margin-bottom:18px}main{padding-left:65px}.page{max-width:1180px;margin:auto;padding:52px 42px}.page header{margin-bottom:44px}.eyebrow{color:var(--cyan);margin-bottom:12px;font-size:14px;font-weight:650}.page h2{letter-spacing:-1px;margin:0;font-size:38px}.page header p{color:var(--muted)}.cards{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.card{text-align:left;border:1px solid var(--line);background:var(--card);border-radius:16px;padding:24px;transition:all .25s}.card:hover{border-color:#00e1ff66;transform:translateY(-4px);box-shadow:0 0 40px #00e1ff0f}.top{justify-content:space-between;display:flex}.icon{width:48px;height:48px;color:hsl(var(--h) 100% 50%);background:hsl(var(--h) 100% 50% / .09);border:1px solid hsl(var(--h) 100% 50% / .18);border-radius:12px;place-items:center;font-size:22px;font-weight:700;display:grid}.top em{border-radius:6px;height:max-content;padding:5px 10px;font-size:12px;font-style:normal}.Базовый{color:#34d399;background:#34d3991a}.Средний{color:#fbbf24;background:#fbbf241a}.Сложный{color:#fb7185;background:#fb71851a}.card h3{margin:20px 0 6px;font-size:18px}.card>p{height:42px;color:var(--muted);font-size:14px}.card footer{color:var(--muted);justify-content:space-between;margin-top:20px;font-size:14px;display:flex}.card footer b{color:var(--text)}.solver{max-width:800px}.solverHead{justify-content:space-between;margin-bottom:30px;display:flex}.solverHead button{color:var(--muted);background:0 0;border:0}.solverHead span{color:var(--muted);font-family:monospace}.bar{background:var(--line);border-radius:5px;height:4px;margin-bottom:40px;overflow:hidden}.bar i{background:var(--cyan);height:100%;display:block;box-shadow:0 0 12px #00e1ff99}.topbar{height:2px;position:fixed;top:0;left:0;right:0}.solver article{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px}.num{color:var(--cyan);background:#00e1ff17;border-radius:8px;padding:6px 12px;font:700 14px monospace;display:inline-block}.question{min-height:75px;font-size:21px;line-height:1.6}.answer{height:72px;font:700 28px monospace}.right{background:#00ff8814;border:1px solid #0f83;border-radius:12px;align-items:center;gap:14px;margin-top:20px;padding:16px;display:flex}.right>b{color:var(--green);background:#00ff8826;border-radius:50%;place-items:center;width:40px;height:40px;display:grid}.right span{color:var(--green);flex-direction:column;display:flex}.right small{opacity:.75}.explain{border:1px solid var(--line);background:#171c25;border-radius:12px;margin-top:14px;padding:16px}.explain small{color:var(--muted)}.done,.empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;display:flex}.done>div{width:82px;height:82px;color:var(--green);background:#00ff8814;border:1px solid #0f83;border-radius:20px;place-items:center;font-size:42px;display:grid}.done p,.empty p{color:var(--muted)}.done button,.empty button{border:1px solid var(--line);background:0 0;border-radius:8px;padding:10px 18px}.adminGrid{grid-template-columns:320px 1fr;gap:24px;display:grid}.box{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px}.boxHead{justify-content:space-between;height:42px;display:flex}.boxHead button{border:1px solid var(--line);background:0 0;border-radius:7px;height:30px}.row{cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:11px 8px;display:flex}.row.sel{background:#00e1ff17}.row>b{flex:1;font-size:14px}.row button,.taskRow button{color:var(--muted);background:0 0;border:0}.taskRow{border:1px solid var(--line);border-radius:9px;align-items:flex-start;gap:12px;margin-bottom:9px;padding:12px;display:flex}.taskRow>span{color:var(--cyan);background:#00e1ff17;border-radius:5px;padding:4px 7px;font:12px monospace}.taskRow>div{flex:1}.taskRow p{margin:0 0 6px;font-size:14px}.taskRow small{color:var(--muted);font-family:monospace}.modal{z-index:30;background:#000b;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal form{background:var(--card);border:1px solid var(--line);border-radius:16px;width:min(620px,100%);padding:26px}.modal h2{margin-top:0}.modal label{margin:15px 0;font-size:13px;font-weight:600;display:block}.modal label>*{margin-top:7px}.modal textarea{min-height:90px}.two{grid-template-columns:1fr 1fr;gap:15px;display:grid}.actions{gap:10px;display:flex}.actions button{border:1px solid var(--line);background:0 0;border-radius:8px;padding:0 20px;height:42px!important;margin:0!important}.actions .primary{width:auto}@media (max-width:900px){.login{flex-direction:column}.hero{min-height:56vh;padding:40px 28px}.loginPanel{border-left:0;border-top:1px solid var(--line);width:100%;padding:40px 28px}.cards{grid-template-columns:repeat(2,1fr)}.adminGrid{grid-template-columns:1fr}.page{padding:38px 24px}}@media (max-width:600px){.hero h1{font-size:42px}.features{flex-direction:column;gap:10px}.cards{grid-template-columns:1fr}.solver article{padding:22px}.two{grid-template-columns:1fr}}.loadingPage{text-align:center;min-height:100vh;color:var(--muted);place-content:center;display:grid}.loader{border:3px solid var(--line);border-top-color:var(--cyan);border-radius:50%;width:42px;height:42px;margin:auto;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast{z-index:50;color:var(--green);background:#12251f;border:1px solid #00ff8845;border-radius:10px;padding:14px 18px;position:fixed;bottom:24px;right:24px;box-shadow:0 16px 50px #0008}.wrongBox{color:#ff8991;background:#ff5c6711;border:1px solid #ff5c6740;border-radius:12px;margin-top:18px;padding:15px 17px}.wrongBox p{color:#bc858b;margin:5px 0 0;font-size:13px;line-height:1.5}.solverActions{gap:10px;margin-top:16px;display:grid}.solverActions .primary,.solverActions .success{margin:0}.skip{color:#ff8991;background:0 0;border:1px solid #ff5c6740;border-radius:9px;height:46px}.skip:hover{background:#ff5c6711}.doneActions{gap:12px;margin-top:15px;display:flex}.doneActions button{height:46px}.stats{grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 24px;display:grid}.stats>div{background:var(--card);border:1px solid var(--line);border-radius:14px;flex-direction:column;gap:7px;padding:18px;display:flex}.stats span,.stats small{color:var(--muted);font-size:12px}.stats b{font-size:30px;line-height:1}.green{color:var(--green)!important}.red{color:#ff6d78!important}.topicProgress{padding:22px}.progressRow{border-top:1px solid var(--line);grid-template-columns:44px 1fr 55px;align-items:center;gap:14px;padding:16px 4px;display:grid}.tinyIcon{background:#ffffff08;border-radius:10px;place-items:center;width:40px;height:40px;font-weight:800;display:grid}.progressRow>div{flex-direction:column;gap:6px;display:flex}.progressRow small{color:var(--muted)}.progressRow>strong{text-align:right}.progressLine{background:var(--line);border-radius:5px;height:5px;overflow:hidden}.progressLine i{background:var(--cyan);height:100%;display:block}.headerRow{justify-content:space-between;align-items:center;display:flex}.addButton,.outlineButton{color:var(--cyan);background:#00e1ff12;border:1px solid #00e1ff55;border-radius:9px;padding:11px 16px;font-weight:700}.studentGrid{gap:13px;display:grid}.studentCard{background:var(--card);border:1px solid var(--line);cursor:pointer;border-radius:15px;grid-template-columns:54px minmax(180px,1fr) minmax(300px,1.5fr) auto;align-items:center;gap:18px;padding:18px;transition:all .2s;display:grid}.studentCard:hover{border-color:#00e1ff55;transform:translateY(-2px)}.avatar{width:52px;height:52px;color:var(--cyan);background:#00e1ff17;border:1px solid #00e1ff38;border-radius:14px;place-items:center;font-size:22px;font-weight:900;display:grid}.studentName h3{margin:0 0 4px}.studentName p{color:var(--muted);margin:0;font-size:12px}.studentNumbers{gap:22px;display:flex}.studentNumbers span{color:var(--muted);flex-direction:column;font-size:11px;display:flex}.studentNumbers b{color:var(--text);font-size:20px}.studentActions{gap:6px;display:flex}.studentActions button{border:1px solid var(--line);color:var(--muted);background:0 0;border-radius:7px;padding:7px 9px}.studentActions button:last-child:hover{color:#ff6d78;border-color:#ff5c6740}.emptyState{text-align:center;background:var(--card);border:1px dashed #2c3441;border-radius:16px;place-content:center;min-height:360px;display:grid}.emptyState>span{color:var(--cyan);font-size:42px}.emptyState h3{margin-bottom:0}.emptyState p{color:var(--muted)}.modalCard{background:var(--card);border:1px solid var(--line);border-radius:16px;width:min(520px,100%);padding:26px;position:relative}.modalClose{color:var(--muted);background:0 0;border:0;font-size:28px;position:absolute;top:12px;right:15px}.countModal{text-align:center}.largeIcon{background:#ffffff06;border:1px solid;border-radius:16px;place-items:center;width:64px;height:64px;margin:0 auto 14px;font-size:28px;font-weight:900;display:grid}.countModal h2{margin:0}.countModal>p{color:var(--muted)}.countModal label{text-align:left;margin-top:22px;font-size:13px;font-weight:700;display:block}.countModal label input{height:54px;margin-top:8px;font:700 22px monospace}.presets{gap:8px;margin-top:10px;display:flex}.presets button{border:1px solid var(--line);background:0 0;border-radius:8px;flex:1;height:38px}.presets button.active{border-color:var(--cyan);color:var(--cyan);background:#00e1ff12}.cabinetModal{align-items:start;overflow:auto}.cabinet{width:min(1050px,100%);margin:25px auto}.cabinet>header{align-items:center;gap:15px;margin:0 0 24px;display:flex}.cabinet>header h2{margin:0}.cabinet>header .outlineButton{margin-left:auto}.cabinetGrid{grid-template-columns:.9fr 1.1fr;gap:18px;display:grid}.compactProgress{border-top:1px solid var(--line);align-items:center;gap:12px;padding:12px 3px;display:flex}.compactProgress>span{width:34px;color:var(--cyan);text-align:center;font-weight:900}.compactProgress>div{flex-direction:column;gap:3px;display:flex}.compactProgress small{color:var(--muted)}.mistake{border-top:1px solid var(--line);padding:12px 2px}.mistake small,.mistake>span{color:var(--muted);font-size:11px}.mistake p{margin:6px 0;font-size:13px;line-height:1.5}.mistake>span b{color:#ff8991}.boxHead>span{color:#ff8991;font-size:13px}@media (max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}.studentCard{grid-template-columns:52px 1fr}.studentNumbers,.studentActions{grid-column:2}.cabinetGrid{grid-template-columns:1fr}.headerRow{align-items:flex-start;gap:18px}.headerRow .addButton{white-space:nowrap}}@media (max-width:600px){.stats{grid-template-columns:1fr 1fr}.studentNumbers{flex-wrap:wrap;gap:12px}.studentActions{flex-wrap:wrap}.headerRow{display:block}.headerRow .addButton{margin-top:12px}.progressRow{grid-template-columns:40px 1fr}.progressRow>strong{text-align:left;grid-column:2}.doneActions{flex-direction:column}.cabinet{padding:18px}.cabinet>header{flex-wrap:wrap;align-items:flex-start}.cabinet>header .outlineButton{margin-left:0}.presets{flex-wrap:wrap}.presets button{min-width:55px}}.done{padding:24px}.done h2{margin:24px 0 0}.done>.doneActions{width:min(480px,100%);height:auto;color:inherit;font-size:inherit;background:0 0;border:0;border-radius:0;place-items:normal;gap:12px;margin-top:15px;display:flex}.doneActions button{height:46px;color:var(--text);background:var(--card);flex:1;font-size:14px}.studentName p{margin:0 0 4px}.studentName small{color:#596273;font-size:10px}.studentName .studentComment{color:#b9c2d1;text-overflow:ellipsis;white-space:nowrap;max-width:260px;overflow:hidden}.studentName .emptyComment{color:#596273;font-style:italic}.cabinetComment{color:#aeb8c8;white-space:pre-wrap;margin:5px 0 0;font-size:13px}@media (max-width:600px){.done>.doneActions{flex-direction:column}}.num+.taskImage{margin-top:20px}.modal form{max-height:calc(100vh - 40px);overflow:auto}.imageEditor{margin:15px 0}.imageEditor>div:first-child{flex-direction:column;gap:4px;font-size:13px;display:flex}.imageEditor small{color:var(--muted);font-weight:400}.imageDrop{min-height:112px;color:var(--cyan);cursor:pointer;text-align:center;background:#0d1118;border:1px dashed #394352;border-radius:12px;align-content:center;place-items:center;gap:6px;margin-top:9px!important;display:grid!important}.imageDrop:hover{border-color:var(--cyan);background:#00e1ff0a}.imageDrop input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.imageDrop span{font-weight:700}.imagePreview{border:1px solid var(--line);background:#0d1118;border-radius:12px;margin-top:9px;padding:10px;position:relative}.imagePreview img{object-fit:contain;border-radius:8px;width:100%;max-height:280px;display:block}.imagePreview button{background:#080a0fde;border:1px solid #ffffff2b;border-radius:7px;padding:7px 11px;position:absolute;top:18px;right:18px}.taskImage{object-fit:contain;border:1px solid var(--line);background:#080a0f;border-radius:12px;width:100%;max-height:520px;margin:0 0 26px;display:block}.taskRow>img{object-fit:cover;background:#080a0f;border-radius:7px;flex:none;width:72px;height:52px}.colorField{margin-top:20px!important}.colorPreview{border:1px solid var(--line);background:#0d1118;border-radius:11px;align-items:center;gap:12px;padding:12px;display:flex;margin-top:10px!important}.colorSwatch{border:1px solid var(--accent);flex:none;place-items:center;width:46px;height:46px;display:grid}@supports (color:color-mix(in lab, red, red)){.colorSwatch{border:1px solid color-mix(in srgb,var(--accent) 45%,transparent)}}.colorSwatch{background:var(--accent);border-radius:11px}@supports (color:color-mix(in lab, red, red)){.colorSwatch{background:color-mix(in srgb,var(--accent) 13%,transparent)}}.colorSwatch{color:var(--accent);font-size:20px;font-weight:800}.colorPreview>span:last-child{flex-direction:column;gap:3px;display:flex}.colorPreview b{color:var(--accent);font-size:15px}.colorPreview small{color:var(--muted);font-size:11px;font-weight:400}.colorRange{-webkit-appearance:none;appearance:none;cursor:pointer;background:linear-gradient(90deg,#ff4040 0%,#ffdf40 16.6%,#55e65c 33.3%,#40e6e6 50%,#4080ff 66.6%,#bd40ff 83.3%,#ff4080 100%);border:1px solid #ffffff2c;border-radius:999px;padding:0;height:14px!important;box-shadow:none!important;margin-top:16px!important}.colorRange::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--accent);border:3px solid #fff;border-radius:50%;width:28px;height:28px;box-shadow:0 0 0 2px #090b10,0 4px 14px #0008}.colorRange::-moz-range-thumb{background:var(--accent);border:3px solid #fff;border-radius:50%;width:22px;height:22px;box-shadow:0 0 0 2px #090b10,0 4px 14px #0008}.colorRange::-moz-range-track{background:linear-gradient(90deg,#ff4040 0%,#ffdf40 16.6%,#55e65c 33.3%,#40e6e6 50%,#4080ff 66.6%,#bd40ff 83.3%,#ff4080 100%);border-radius:999px;height:14px}
