/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::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,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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:where(:not(iframe)){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]){appearance:button}::file-selector-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{.static{position:static}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.hidden{display:none}.grow{flex-grow:1}.resize{resize:both}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{color:#182235;font-synthesis:none;--bg:#f8f9fc;--surface:#fff;--surface-2:#f1f4f9;--text:#182235;--muted:#647084;--line:#e5e9f0;--blue:#2563eb;--blue-soft:#eff5ff;--shadow:none;--radius:16px;--green:#15803d;--red:#b91c1c;--yellow:#a16207;--purple:#7c3aed;background:#f8f9fc;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px}[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#10141d;--surface:#181e2a;--surface-2:#212938;--text:#e7ecf5;--muted:#98a6bb;--line:#293244;--blue:#6b9aff;--blue-soft:#1e2d47;--shadow:none;--green:#6dd89a;--red:#f58b8b;--yellow:#edc96d;--purple:#b8a2f7;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1{letter-spacing:-.7px;font-size:27px;font-weight:700;line-height:1.3}h2{letter-spacing:-.3px;margin-bottom:16px;font-size:18px;font-weight:650}h3{margin-bottom:10px;font-size:15px;font-weight:650}p{line-height:1.7}small{color:var(--muted);font-size:14px;line-height:1.6;display:block}pre{white-space:pre-wrap;background:var(--surface-2);border-radius:8px;padding:12px;font-size:14px;overflow:auto}strong{font-weight:600}form{flex-direction:column;gap:18px;display:flex}input:not([type=checkbox]):not([type=file]),textarea,select{border:1px solid var(--line);background:var(--surface);width:100%;color:var(--text);border-radius:9px;outline:none;min-height:43px;padding:11px 12px;transition:border-color .15s,box-shadow .15s}input::placeholder,textarea::placeholder{color:var(--muted)}input:focus,textarea:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue)}@supports (color:color-mix(in lab, red, red)){input:focus,textarea:focus,select:focus{box-shadow:0 0 0 3px color-mix(in srgb, var(--blue) 12%, transparent)}}textarea{resize:vertical;min-height:86px}input[type=checkbox]{accent-color:var(--blue);flex-shrink:0;width:16px;height:16px}button:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:3px}input[readonly]{background:var(--surface-2)!important}.button{white-space:nowrap;border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:8px;min-height:40px;padding:9px 15px;font-size:14px;font-weight:550;transition:background .15s,transform .1s;display:inline-flex}.button:active{transform:translateY(1px)}.button-primary{color:#fff;background:#2563eb;border-color:#2563eb}.button-primary:hover{background:#1d4ed8}.button-secondary{border-color:var(--line);background:var(--surface);color:var(--text)}.button-secondary:hover{background:var(--surface-2)}.button-ghost{color:var(--muted);background:0 0}.button-ghost:hover{background:var(--surface-2);color:var(--text)}.button-danger{color:var(--red);background:var(--red)}@supports (color:color-mix(in lab, red, red)){.button-danger{background:color-mix(in srgb, var(--red) 7%, var(--surface))}}.button-danger{border-color:var(--red)}@supports (color:color-mix(in lab, red, red)){.button-danger{border-color:color-mix(in srgb, var(--red) 15%, var(--line))}}.wide{width:100%}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;padding:24px}.grow{flex:1;min-width:0}.muted{color:var(--muted)}.actions{align-items:center;gap:10px;display:flex}.wrap{flex-wrap:wrap}.field{flex-direction:column;gap:7px;font-size:14px;font-weight:500;display:flex}.field>small{font-weight:400}.form-grid,.two-columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.form-grid{row-gap:18px}.two-columns .card{margin-bottom:20px}.checkbox-label{align-items:center;gap:9px;min-height:36px;font-size:14px;display:inline-flex}.page-head{justify-content:space-between;align-items:center;gap:20px;margin:10px 0 28px;display:flex}.page-head p{color:var(--muted);margin-top:8px;font-size:14px}.section-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.section-heading h2,.section-heading h3{margin:0}.text-link{color:var(--blue);align-items:center;gap:6px;font-size:14px;font-weight:500;display:inline-flex}.strong-link{font-size:15px;font-weight:600}.strong-link:hover{color:var(--blue)}.badge{background:var(--surface-2);color:var(--muted);white-space:nowrap;border-radius:6px;align-items:center;gap:5px;padding:5px 9px;font-size:14px;font-weight:550;display:inline-flex}.badge-assigned,.badge-learning{color:var(--blue);background:var(--blue-soft)}.badge-published,.badge-reviewed,.badge-mastered{color:var(--green);background:var(--green)}@supports (color:color-mix(in lab, red, red)){.badge-published,.badge-reviewed,.badge-mastered{background:color-mix(in srgb, var(--green) 9%, var(--surface))}}.badge-submitted,.badge-practicing{color:var(--purple);background:var(--purple)}@supports (color:color-mix(in lab, red, red)){.badge-submitted,.badge-practicing{background:color-mix(in srgb, var(--purple) 9%, var(--surface))}}.badge-review,.badge-correction{color:var(--yellow);background:var(--yellow)}@supports (color:color-mix(in lab, red, red)){.badge-review,.badge-correction{background:color-mix(in srgb, var(--yellow) 9%, var(--surface))}}.empty{text-align:center;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:42px 15px;display:flex}.empty h3{color:var(--text);margin:0}.loading{color:var(--muted);justify-content:center;align-items:center;gap:12px;padding:50px;display:flex}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.error{color:var(--red);background:var(--red);align-items:flex-start;gap:10px;display:flex}@supports (color:color-mix(in lab, red, red)){.error{background:color-mix(in srgb, var(--red) 6%, var(--surface))}}.error{border-radius:9px;margin:14px 0;padding:12px 14px;font-size:14px}.error svg{flex-shrink:0}.notice{background:var(--blue-soft);color:var(--text);border:1px solid var(--blue)}@supports (color:color-mix(in lab, red, red)){.notice{border:1px solid color-mix(in srgb, var(--blue) 15%, var(--line))}}.notice{border-radius:10px;margin-bottom:20px;padding:15px 18px;font-size:14px;line-height:1.6}.notice .actions{margin-top:12px}.number{background:var(--surface-2);width:30px;height:30px;color:var(--muted);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;display:flex}.shell{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--line);z-index:30;flex-direction:column;width:250px;padding:26px 18px;display:flex;position:fixed;inset:0 auto 0 0}.brand{letter-spacing:-.7px;align-items:center;gap:10px;margin-bottom:37px;padding:0 12px;font-size:21px;font-weight:700;display:flex}.brand-mark{color:#fff;background:#2563eb;border-radius:11px;flex-shrink:0;justify-content:center;align-items:center;width:37px;height:37px;display:inline-flex}.workspace-label{text-transform:uppercase;letter-spacing:1.4px;color:var(--muted);margin-bottom:12px;padding:0 13px;font-size:14px}.sidebar nav{flex-direction:column;gap:4px;display:flex}.sidebar nav a,.sidebar-bottom>a{min-height:44px;color:var(--muted);border-radius:9px;align-items:center;gap:12px;padding:12px 13px;font-size:14px;font-weight:500;display:flex}.sidebar nav a:hover{background:var(--surface-2);color:var(--text)}.sidebar nav a.active{background:var(--blue-soft);color:var(--blue);font-weight:600}.sidebar-bottom{margin-top:auto;padding-top:24px}.sidebar-bottom .button{justify-content:flex-start;width:100%}.profile-mini{border-top:1px solid var(--line);align-items:center;gap:10px;margin-top:10px;padding:15px 8px;display:flex}.profile-mini>div{flex:1;min-width:0}.profile-mini .button{width:auto;padding:8px}.avatar{background:var(--blue-soft);width:36px;height:36px;color:var(--blue);border-radius:11px;flex-shrink:0;justify-content:center;align-items:center;font-weight:650;display:inline-flex}.avatar.small{border-radius:9px;width:30px;height:30px;font-size:14px}.avatar.large{border-radius:14px;width:48px;height:48px;font-size:20px}.content-shell{flex:1;min-width:0;margin-left:250px}.topbar{border-bottom:1px solid var(--line);background:var(--surface);justify-content:space-between;align-items:center;height:76px;padding:0 38px;display:flex}.topbar>div{align-items:center;gap:14px;display:flex}.topbar-subject{color:var(--muted);font-size:14px;font-weight:550}.topbar-subject>span{color:var(--line);margin:0 6px}.topbar-greeting{color:var(--muted);align-items:center;gap:12px;font-size:14px;display:flex}.menu-button{display:none}.content{max-width:1380px;margin:0 auto;padding:30px 38px 60px}.app-footer{color:var(--muted);padding:15px 38px;font-size:14px}.sidebar-overlay{z-index:25;background:#0006;border:0;position:fixed;inset:0}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-bottom:4px;display:grid}.stats-grid .card{min-height:160px;position:relative}.stats-grid small{color:var(--text);margin-bottom:12px;font-size:14px;font-weight:550}.stat-value{letter-spacing:-1px;margin-bottom:8px;font-size:34px;line-height:1.2;display:block}.stat-value .muted{font-size:18px}.stat-date{margin:18px 0 8px;font-size:20px;line-height:1.5;display:block}.stat-icon{border-radius:11px;flex-shrink:0;justify-content:center;align-items:center;width:39px;height:39px;display:inline-flex}.stats-grid .stat-icon{position:absolute;top:22px;right:22px}.blue{color:var(--blue);background:var(--blue-soft)}.green{color:var(--green);background:var(--green)}@supports (color:color-mix(in lab, red, red)){.green{background:color-mix(in srgb, var(--green) 9%, var(--surface))}}.purple{color:var(--purple);background:var(--purple)}@supports (color:color-mix(in lab, red, red)){.purple{background:color-mix(in srgb, var(--purple) 9%, var(--surface))}}.dashboard-grid{grid-template-columns:1.5fr 1fr;gap:20px;display:grid}.assignment-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;padding:18px 0;display:flex}.assignment-row:last-child{border-bottom:0}.assignment-row small{margin-top:5px}.eyebrow{color:var(--muted);margin:22px 0 8px;font-size:14px}.list-row,.task-row{align-items:center;gap:16px;padding:20px 22px;display:flex}.list-row small,.task-row small{margin-top:6px}.list-row .grow p{margin-top:6px;font-size:14px}.list-row .actions{margin-left:auto}.student-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.student-card-head{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.student-grid h2{margin-bottom:6px}.student-grid .actions{margin-top:22px}.progress-bar{background:var(--surface-2);border-radius:5px;height:6px;margin-top:18px;overflow:hidden}.progress-bar>div{background:var(--blue);border-radius:5px;height:100%}.filters{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;display:flex}.filters select{width:auto;min-width:150px}.search-input{flex:1;min-width:200px;position:relative}.search-input svg{color:var(--muted);position:absolute;top:13px;left:12px}.bank-layout{grid-template-columns:195px minmax(0,1fr);gap:22px;display:grid}.topic-nav{align-self:start;padding:18px 12px}.topic-nav h3{margin-bottom:14px;padding:0 10px}.topic-nav button{text-align:left;width:100%;color:var(--muted);background:0 0;border:0;border-radius:7px;min-height:40px;padding:11px 10px;font-size:14px;display:block}.topic-nav button:hover{background:var(--surface-2)}.topic-nav button.selected{background:var(--blue-soft);color:var(--blue);font-weight:600}.tags{flex-wrap:wrap;gap:7px;margin:10px 0;display:flex}.tag{background:var(--surface-2);min-height:26px;color:var(--muted);border:0;border-radius:5px;align-items:center;gap:7px;padding:5px 8px;font-size:14px;display:inline-flex}.file-chip{border:1px solid var(--line);color:var(--blue);border-radius:7px;align-items:center;gap:10px;margin:5px 5px 5px 0;padding:8px 12px;font-size:14px;display:inline-flex}.file-chip button{color:var(--muted);background:0 0;border:0;font-size:20px}.tabs{border-bottom:1px solid var(--line);gap:6px;margin-bottom:22px;display:flex;overflow:auto}.tabs button{color:var(--muted);white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;min-height:44px;padding:13px 18px;font-weight:550}.tabs button.active{color:var(--blue);border-bottom-color:var(--blue)}.criterion-row{margin-bottom:16px}.credentials{background:var(--blue-soft);border-color:var(--blue);max-width:600px}@supports (color:color-mix(in lab, red, red)){.credentials{border-color:color-mix(in srgb, var(--blue) 20%, var(--line))}}.credentials>svg{color:var(--blue);margin-bottom:12px}.credentials dl{grid-template-columns:80px 1fr;gap:12px;margin:20px 0;display:grid}.credentials dt{color:var(--muted)}.credentials dd{margin:0}.secret{letter-spacing:1px;font-family:ui-monospace,monospace;font-size:18px}.rich-editor{border:1px solid var(--line);background:var(--surface);border-radius:9px;overflow:hidden}.editor-toolbar{border-bottom:1px solid var(--line);background:var(--surface-2);gap:2px;padding:6px;display:flex}.editor-toolbar .button{min-height:32px;padding:6px 9px}.prose-editor{outline:none;min-height:140px;padding:14px;line-height:1.8}.rich-view .prose-editor{min-height:0;margin:10px 0 20px;padding:0}.prose-editor p{margin:4px 0 12px}.prose-editor ul,.prose-editor ol{list-style:revert;padding-left:24px}.prose-editor img{border-radius:8px;max-width:100%}.prose-editor h1,.prose-editor h2{font-size:20px}.answer-block{border-top:1px solid var(--line);margin-top:25px;padding-top:20px}.answer-block h3{margin:0}.required{color:var(--red)}.upload-zone{border:1px dashed var(--line);color:var(--muted);cursor:pointer;background:var(--surface-2);border-radius:10px;flex-direction:column;align-items:center;gap:8px;margin-top:14px;padding:26px;display:flex;position:relative}.upload-zone input{opacity:0;cursor:pointer;width:100%;position:absolute;inset:0}.upload-zone span{color:var(--text);font-size:14px;font-weight:500}.code-tests{margin-top:18px}.code-tests textarea{margin:12px 0}.test-result{margin:14px 0}.error-text{color:var(--red)}.board-container{border:1px solid var(--line);border-radius:10px;margin-top:15px;overflow:hidden}.board-editor{background:var(--surface);flex-direction:column;height:520px;display:flex}.board-tools{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;padding:10px 14px;display:flex}.board-tools>span{color:var(--muted);margin-right:auto;font-size:14px}.board-canvas{flex:1;min-height:0}.fullscreen-panel{background:var(--surface);border:0;flex-direction:column;padding:0;display:flex;overflow:hidden;z-index:100!important;border-radius:0!important;margin:0!important;position:fixed!important;inset:0!important}.fullscreen-panel .board-editor{flex:1;height:100%;min-height:0}.fullscreen-panel>.actions{justify-content:flex-end;margin-bottom:10px}.save-status{color:var(--muted);font-size:14px}.save-status.saved{color:var(--green)}.submit-bar{border:1px solid var(--line);background:var(--surface);z-index:10;border-radius:12px;justify-content:space-between;align-items:center;gap:20px;margin:25px 0;padding:18px 24px;display:flex;position:sticky;bottom:14px;box-shadow:0 8px 40px #0001}.submit-bar p{color:var(--muted);max-width:520px;font-size:14px}.review-result{border-top:1px solid var(--line);padding:20px 0}.teacher-comment{background:var(--surface-2);border-left:3px solid var(--blue);white-space:pre-wrap;border-radius:0 8px 8px 0;margin-top:15px;padding:12px 16px;font-size:14px}.criterion-input{justify-content:space-between;align-items:center;gap:20px;display:flex}.criterion-input input{max-width:110px}.criterion-input small{margin-top:5px}.login-page{background:radial-gradient(ellipse at 50% 10%, var(--blue-soft), transparent 65%), var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:35px 20px;display:flex}.login-page>.card{width:100%;max-width:400px;margin-top:32px;padding:32px}.login-brand{text-align:center}.login-brand .brand-mark{border-radius:16px;width:54px;height:54px;margin-bottom:17px}.login-brand h1{margin-bottom:8px;font-size:31px}.login-brand p{color:var(--muted);font-size:14px}.login-page .card h2{margin-bottom:7px;font-size:20px}.login-page .card form{margin-top:25px}.login-theme{position:absolute;top:20px;right:25px}.login-help{text-align:center;color:var(--muted);margin-top:24px;font-size:14px}.login-footer{letter-spacing:.2px;margin-top:12px;font-size:14px}@media (width>=1600px){.sidebar{width:270px}.content-shell{margin-left:270px}.content{padding-top:40px}}@media (width<=1100px){.sidebar{width:220px;padding:24px 12px}.content-shell{margin-left:220px}.content{padding:24px}.topbar{padding:0 24px}.stats-grid{gap:12px}.stats-grid .card{padding:20px}.stats-grid .stat-icon{right:14px}.dashboard-grid,.bank-layout{grid-template-columns:1fr}.topic-nav{align-items:center;gap:5px;margin-bottom:0;display:flex;overflow:auto}.topic-nav h3{display:none}.topic-nav button{white-space:nowrap;flex-shrink:0;width:auto}.list-row .actions,.list-row{flex-wrap:wrap}.stats-grid .stat-date{font-size:17px}}@media (width<=767px){h1{font-size:23px}.sidebar{visibility:hidden;width:255px;transition:transform .2s;transform:translate(-100%)}.sidebar-open{visibility:visible;transform:translate(0)}.content-shell{margin-left:0}.menu-button{display:inline-flex}.topbar{height:64px;padding:0 14px}.content{padding:22px 16px 40px}.page-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:22px}.page-head>div.actions{width:100%}.page-head>div.actions .button{flex:1}.card{border-radius:12px;margin-bottom:15px;padding:20px 18px}.stats-grid{grid-template-columns:1fr;gap:0}.stats-grid .card{min-height:128px}.stat-value{font-size:30px}.stats-grid .stat-date{margin-top:13px;font-size:20px}.stats-grid .stat-icon{top:22px;right:22px}.student-grid,.two-columns,.form-grid{grid-template-columns:1fr;gap:0}.form-grid{gap:16px}.dashboard-grid{gap:0}.student-grid .card{margin-bottom:14px}.filters{gap:8px}.filters select{flex:1;min-width:130px}.search-input{flex-basis:100%}.list-row,.task-row{gap:10px;padding:17px}.task-row{flex-wrap:wrap}.task-row>.grow{min-width:calc(100% - 60px)}.task-row>.badge{margin-left:27px}.list-row>.grow{min-width:calc(100% - 65px)}.list-row>.badge{margin-left:49px}.list-row .actions{width:100%;margin-left:0}.list-row .actions .button{flex:1}.assignment-row{flex-wrap:wrap;gap:10px}.assignment-row>.grow{min-width:55%}.button{min-height:44px}.tabs button{padding:12px 14px}.submit-bar{flex-direction:column;align-items:stretch;padding:14px;bottom:8px}.submit-bar .button{width:100%}.board-editor{height:450px}.board-tools,.board-tools .button{padding:8px}.app-footer{padding:15px 16px}.topbar-greeting{font-size:14px}.login-page>.card{padding:26px}.section-heading{flex-wrap:wrap}.criterion-input{align-items:flex-start}.list-row .stat-icon{width:35px;height:35px}.credentials .actions{flex-wrap:wrap}.tag{min-height:32px}.field input[type=file]{max-width:100%}.prose-editor{min-height:120px}.rich-view .prose-editor{min-height:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}h1{letter-spacing:-1px;font-size:32px;font-weight:650}h2{font-size:21px;line-height:1.4}h3{font-size:18px}small{font-size:14px}strong,.strong-link{overflow-wrap:anywhere}.button{border-radius:10px;min-height:44px;padding:10px 16px;font-size:15px}.field{gap:9px;min-width:0;margin-bottom:4px;font-size:15px}.field>label{color:var(--text);font-weight:550}input:not([type=checkbox]):not([type=file]),textarea{border-radius:10px;min-height:48px;font-size:16px}input[type=checkbox]{width:19px;height:19px}.card{margin-bottom:24px;padding:28px}.card>.field,.card>.form-grid{margin-bottom:24px}.page-head{align-items:center;margin:0 0 36px}.page-head p{max-width:650px;font-size:16px}.page-head>div:first-child{min-width:0}h1{overflow-wrap:anywhere}.text-link{font-size:15px}.strong-link{font-size:17px}.badge{border-radius:8px;padding:6px 10px;font-size:13px}.tag{min-height:32px;padding:6px 10px;font-size:14px}.empty{gap:14px;padding:52px 20px}.empty>svg{color:var(--muted);opacity:.6}.empty p{max-width:380px;font-size:15px}.empty h3{font-size:18px}.sidebar{width:260px;padding:30px 18px 18px;overflow:hidden}.brand{flex-shrink:0;margin-bottom:36px;padding:0 12px;font-size:23px}.brand-mark{border-radius:12px}.sidebar nav{flex:1;gap:5px;min-height:0;overflow-y:auto}.sidebar nav a,.sidebar-bottom>a{min-height:46px;color:var(--muted);padding:12px;font-size:15px}.sidebar nav .nav-divider{margin-top:16px}.sidebar-bottom{flex-shrink:0;margin-top:16px;padding-top:0}.profile-mini strong{font-size:15px}.profile-mini small{font-size:13px}.profile-mini .button{flex-shrink:0}.content-shell{margin-left:260px}.topbar{background:0 0;border-bottom:0;height:74px;padding:0 48px}.topbar-subject{font-size:15px;font-weight:400}.topbar-greeting{font-size:15px}.content{max-width:1280px;padding:22px 48px 72px}.content>h1{margin-bottom:32px}.dashboard-summary{border-bottom:1px solid var(--line);gap:32px;margin-bottom:32px;padding-bottom:28px;display:flex}.dashboard-summary a{color:var(--muted);align-items:baseline;gap:10px;font-size:15px;display:flex}.dashboard-summary strong{color:var(--text);font-size:26px;font-weight:600}.dashboard-summary a:hover{color:var(--blue)}.dashboard-summary svg{align-self:center}.dashboard-focus{grid-template-columns:minmax(0,1.7fr) minmax(260px,1fr);align-items:start;gap:32px;display:grid}.work-section,.upcoming-section{min-width:0}.dashboard .section-heading{margin-bottom:20px}.dashboard-work{min-height:240px;padding:8px 26px}.dashboard-assignment{border-bottom:1px solid var(--line);align-items:center;gap:18px;padding:24px 0;display:flex}.dashboard-assignment:last-child{border-bottom:0}.dashboard-assignment:hover strong{color:var(--blue)}.dashboard-assignment strong{font-size:17px;line-height:1.5;display:block}.dashboard-assignment small{margin-top:7px}.dashboard-assignment>svg{color:var(--muted);flex-shrink:0}.next-lesson{flex-direction:column;gap:18px;padding:26px;display:flex}.next-lesson h3{margin:0;font-size:21px}.next-lesson .text-link{margin-top:8px}.lesson-date{color:var(--blue);align-items:center;gap:10px;font-size:15px;display:flex}.lesson-note{overflow-wrap:anywhere;font-size:15px}.dashboard-shortcuts{grid-template-columns:1fr 1fr;gap:20px;margin-top:30px;display:grid}.dashboard-shortcuts a{align-items:center;gap:14px;padding:18px 0;display:flex}.dashboard-shortcuts a:hover strong{color:var(--blue)}.dashboard-shortcuts a>svg{color:var(--muted);flex-shrink:0}.dashboard-shortcuts div{flex:1}.dashboard-shortcuts strong{font-size:16px;display:block}.dashboard-shortcuts span{color:var(--muted);margin-top:6px;font-size:14px;display:block}.list-row,.task-row{gap:20px;padding:24px}.list .card{margin-bottom:16px}.list-row .grow p{font-size:15px}.assignment-row{padding:22px 0}.assignment-row strong{font-size:16px}.number{border-radius:10px;width:36px;height:36px;font-size:15px}.bank-layout{display:block}.filters{gap:12px;margin-bottom:28px}.filters .search-select{flex:1;min-width:190px}.filters .search-input{flex:2;min-width:240px}.filters .narrow-input{width:96px}.search-input svg{top:15px;left:15px}.search-input input{padding-left:44px!important}.homework-composition{border-top:1px solid var(--line);margin-top:10px;padding-top:26px}.form-footer{border-top:1px solid var(--line);gap:12px;margin-top:12px;padding-top:24px;display:flex}.tabs{gap:10px;margin-bottom:28px}.tabs button{font-size:16px}.rich-editor{border-radius:12px}.prose-editor{padding:20px;font-size:17px}.rich-view .prose-editor{font-size:17px;line-height:1.8}.editor-toolbar{flex-wrap:wrap;gap:4px;padding:8px}.editor-toolbar .button{min-width:38px;min-height:38px}.answer-block{margin-top:32px;padding-top:28px}.upload-zone span{font-size:16px}.board-tools>span{font-size:14px}.submit-bar p{max-width:650px;font-size:15px}.login-page{background:var(--bg)}.login-brand{margin-bottom:32px}.login-page .card{width:min(440px,100vw - 32px);padding:36px}.login-page .card h2{font-size:23px}.login-help{font-size:14px}.material-card{padding:0}.material-card summary{cursor:pointer;justify-content:space-between;align-items:center;gap:20px;padding:26px 28px;font-size:18px;font-weight:550;list-style:none;display:flex}.material-card summary::-webkit-details-marker{display:none}.material-card details[open]>summary svg{transform:rotate(180deg)}.material-body{border-top:1px solid var(--line);padding:24px 28px}.disclosure{margin-bottom:28px}.disclosure>summary{color:var(--blue);cursor:pointer;align-items:center;gap:10px;padding:14px 0;font-size:16px;list-style:none;display:flex}.disclosure[open]>summary{margin-bottom:18px}.search-select{width:100%;min-width:0;position:relative}.select-trigger{text-align:left;width:100%;min-height:48px;color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:10px;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;font-size:16px;display:flex}.select-trigger:hover,.select-trigger[aria-expanded=true]{border-color:var(--blue)}.select-trigger span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.select-trigger svg{color:var(--muted);flex-shrink:0}.select-validation{opacity:0;pointer-events:none;height:1px;position:absolute;width:1px!important;min-height:0!important;padding:0!important}.select-popover{z-index:150;border:1px solid var(--line);background:var(--surface);border-radius:14px;flex-direction:column;display:flex;position:fixed;overflow:hidden;box-shadow:0 16px 50px #0002}.select-search{border-bottom:1px solid var(--line);color:var(--muted);flex-shrink:0;align-items:center;gap:10px;padding:6px 14px;display:flex}.select-search input{min-width:0;box-shadow:none!important;border:0!important;padding:10px 0!important}.select-options{overscroll-behavior:contain;min-height:0;padding:6px;overflow:auto}.select-option{cursor:pointer;border-radius:8px;justify-content:space-between;gap:16px;min-height:46px;padding:12px;font-size:15px;display:flex}.select-option[data-active=true]{background:var(--surface-2)}.select-option[aria-selected=true]{color:var(--blue)}.select-option[aria-disabled=true]{opacity:.5;cursor:not-allowed}.select-option small{color:var(--muted);margin-top:5px;font-size:13px}.select-option>div{overflow-wrap:anywhere;min-width:0}.option-check{flex-shrink:0;align-self:center;width:18px}.select-empty{color:var(--muted);padding:24px 12px;font-size:15px}.select-done{border:0;border-top:1px solid var(--line);color:var(--blue);background:var(--surface);flex-shrink:0;min-height:48px;padding:14px;font-weight:550}.selection-chips{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.selection-chips>span{background:var(--blue-soft);color:var(--blue);overflow-wrap:anywhere;border-radius:8px;align-items:center;gap:8px;max-width:100%;padding:6px 6px 6px 12px;font-size:14px;display:inline-flex}.selection-chips button{color:inherit;background:0 0;border:0;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;min-width:32px;min-height:32px;display:inline-flex}.selection-chips button:hover{background:color-mix(in srgb, var(--blue) 10%, transparent)}@media (width<=1100px){.sidebar{width:240px;padding-left:12px;padding-right:12px}.content-shell{margin-left:240px}.content{padding:26px 28px 60px}.topbar{padding:0 28px}.dashboard-focus{grid-template-columns:1fr;gap:26px}.next-lesson{max-width:none}}@media (width<=767px){h1{font-size:28px}h2{font-size:20px}.sidebar{width:min(290px,100vw - 40px)}.content-shell{margin-left:0}.topbar{height:66px;padding:0 16px}.topbar-greeting,.topbar-subject{font-size:14px}.topbar-greeting .avatar{display:none}.content{padding:26px 18px 48px}.page-head{align-items:flex-start;gap:20px;margin-bottom:28px}.page-head p{font-size:15px}.card{border-radius:14px;margin-bottom:20px;padding:22px 20px}.dashboard-summary{gap:24px;margin-bottom:28px;padding-bottom:24px}.dashboard-summary a{flex-wrap:wrap;gap:5px 8px;font-size:14px}.dashboard-summary svg{display:none}.dashboard-summary strong{font-size:24px}.dashboard-work{min-height:220px;padding:0 20px}.dashboard-assignment{flex-wrap:wrap;gap:12px}.dashboard-assignment .grow{flex-basis:calc(100% - 30px)}.dashboard-assignment>svg{margin-left:auto}.dashboard-shortcuts{grid-template-columns:1fr;gap:0;margin-top:10px}.dashboard-shortcuts a{border-bottom:1px solid var(--line)}.dashboard-focus{gap:30px}.filters .search-select{flex-basis:calc(50% - 12px);min-width:135px}.filters .search-input{flex-basis:100%;min-width:0}.filters .narrow-input{flex:1}.list-row,.task-row{gap:14px;padding:20px}.assignment-row strong{font-size:16px}.homework-composition{padding-top:22px}.tabs{gap:0;margin-bottom:24px}.tabs button{padding:12px;font-size:15px}.prose-editor{padding:16px;font-size:16px}.rich-view .prose-editor{font-size:16px}.submit-bar{padding:18px;bottom:0}.material-card{padding:0}.material-card summary,.material-body{padding:22px 20px}.selection-chips button{min-width:36px;min-height:36px}}.profile-settings,.account-form{max-width:760px}.disclosure>summary:focus-visible,.material-card summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:8px}@media (width<=767px){.editor-toolbar .button{min-width:44px;min-height:44px}}@media (width>=768px) and (width<=1023px){.sidebar{visibility:hidden;width:290px;transition:transform .2s;transform:translate(-100%)}.sidebar-open{visibility:visible;transform:translate(0)}.content-shell{margin-left:0}.menu-button{display:inline-flex}.content{padding:28px 32px 64px}}.select-trigger[aria-invalid=true]{border-color:var(--red)}.search-select>.error-text{margin-top:8px}
