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utilities{.collapse{visibility:collapse}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.container{width:100%}@media(min-width:40rem){.container{max-width:40rem}}@media(min-width:48rem){.container{max-width:48rem}}@media(min-width:64rem){.container{max-width:64rem}}@media(min-width:80rem){.container{max-width:80rem}}@media(min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-block{display:inline-block}.inline-flex{display:inline-flex}.inline-grid{display:inline-grid}.table{display:table}.flex-shrink{flex-shrink:1}.border-collapse{border-collapse:collapse}.transform{transform:var(--tw-rotate-x,)var(--tw-rotate-y,)var(--tw-rotate-z,)var(--tw-skew-x,)var(--tw-skew-y,)}.animate-spin{animation:var(--animate-spin)}.resize{resize:both}.flex-wrap{flex-wrap:wrap}.border{border-style:var(--tw-border-style);border-width:1px}.uppercase{text-transform:uppercase}.tabular-nums{--tw-numeric-spacing:tabular-nums;font-variant-numeric:var(--tw-ordinal,)var(--tw-slashed-zero,)var(--tw-numeric-figure,)var(--tw-numeric-spacing,)var(--tw-numeric-fraction,)}.underline{text-decoration-line:underline}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a),0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.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,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,visibility,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.ease-in-out{--tw-ease:var(--ease-in-out);transition-timing-function:var(--ease-in-out)}.running{animation-play-state:running}}@property --tw-animation-delay{syntax:"*";inherits:false;initial-value:0s}@property --tw-animation-direction{syntax:"*";inherits:false;initial-value:normal}@property --tw-animation-duration{syntax:"*";inherits:false}@property --tw-animation-fill-mode{syntax:"*";inherits:false;initial-value:none}@property --tw-animation-iteration-count{syntax:"*";inherits:false;initial-value:1}@property --tw-enter-blur{syntax:"*";inherits:false;initial-value:0}@property --tw-enter-opacity{syntax:"*";inherits:false;initial-value:1}@property --tw-enter-rotate{syntax:"*";inherits:false;initial-value:0}@property --tw-enter-scale{syntax:"*";inherits:false;initial-value:1}@property --tw-enter-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-enter-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-exit-blur{syntax:"*";inherits:false;initial-value:0}@property --tw-exit-opacity{syntax:"*";inherits:false;initial-value:1}@property --tw-exit-rotate{syntax:"*";inherits:false;initial-value:0}@property --tw-exit-scale{syntax:"*";inherits:false;initial-value:1}@property --tw-exit-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-exit-translate-y{syntax:"*";inherits:false;initial-value:0}:root{--font-size:16px;--mobi-font-sans:"Noto Sans SC","Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--mobi-font-mono:"DM Mono","SFMono-Regular",Consolas,monospace;--mobi-text-primary:var(--text-primary);--mobi-text-secondary:var(--text-secondary);--mobi-text-supporting:var(--text-tertiary);--mobi-text-muted:var(--text-weak);--mobi-text-dim:var(--text-muted);--mobi-text-placeholder:var(--text-dim);--mobi-teal:var(--teal);--mobi-amber:var(--amber);--mobi-danger:var(--danger);--mobi-border-subtle:var(--border-soft);--mobi-border-default:var(--border-hairline);--mobi-border-strong:var(--border-input);--teacher-control-micro-height:28px;--teacher-control-compact-height:30px;--teacher-control-default-height:36px;--teacher-control-large-height:40px;--teacher-radius-6:6px;--teacher-radius-8:8px;--teacher-radius-9:9px;--teacher-radius-10:10px;--teacher-radius-12:12px;--teacher-radius-16:16px;--teacher-radius-20:20px;--teacher-radius-round:50%;--teacher-radius-skeleton-line:999px;--teacher-radius-progress-line:999px;--teacher-nav-state-radius:999px;--home-composer-radius-rest:34px;--home-composer-radius-open:26px;--home-send-radius:22px;--home-parameter-radius:17px;--home-starter-radius:16px;--home-list-row-radius:14px;--home-popover-radius:14px;--home-sidebar-toggle-radius:8px;--teacher-control-micro-radius:var(--teacher-radius-8);--teacher-control-compact-radius:var(--teacher-radius-9);--teacher-control-default-radius:var(--teacher-radius-10);--teacher-control-large-radius:var(--teacher-radius-12);--teacher-control-micro-font-size:12px;--teacher-control-compact-font-size:12.5px;--teacher-control-default-font-size:13px;--teacher-control-large-font-size:13px;--background:var(--surface-content);--foreground:var(--text-primary);--card:var(--surface-card);--card-foreground:var(--text-primary);--popover:var(--surface-card);--popover-foreground:var(--text-primary);--secondary:var(--surface-container);--secondary-foreground:var(--text-secondary);--muted:var(--surface-inset);--muted-foreground:var(--text-tertiary);--accent:var(--primary-container);--accent-foreground:var(--primary-container-foreground);--destructive:var(--danger);--destructive-foreground:var(--error-container-foreground);--border:var(--border-hairline);--input:transparent;--input-background:#f3f3f5;--switch-background:#cbced4;--font-weight-medium:500;--font-weight-normal:400;--ring:var(--primary);--chart-1:var(--primary);--chart-2:var(--primary-container-foreground);--chart-3:var(--warn-graphic);--chart-4:var(--text-tertiary);--chart-5:var(--surface-container);--radius:.625rem;--sidebar:oklch(98.5% 0 0);--sidebar-foreground:oklch(14.5% 0 0);--sidebar-primary:#030213;--sidebar-primary-foreground:oklch(98.5% 0 0);--sidebar-accent:oklch(97% 0 0);--sidebar-accent-foreground:oklch(20.5% 0 0);--sidebar-border:oklch(92.2% 0 0);--sidebar-ring:oklch(70.8% 0 0)}.teacher-ui,.exercise-ui{--mobi-text-primary:var(--text-primary);--mobi-text-secondary:var(--text-secondary);--mobi-text-supporting:var(--text-tertiary);--mobi-text-muted:var(--text-weak);--mobi-text-dim:var(--text-muted);--mobi-text-placeholder:var(--text-dim);--mobi-teal:var(--teal);--mobi-amber:var(--amber);--mobi-danger:var(--danger);--mobi-border-subtle:var(--border-soft);--mobi-border-default:var(--border-hairline);--mobi-border-strong:var(--border-input);--background:var(--surface-content);--foreground:var(--text-primary);--card:var(--surface-card);--card-foreground:var(--text-primary);--popover:var(--surface-card);--popover-foreground:var(--text-primary);--secondary:var(--surface-container);--secondary-foreground:var(--text-secondary);--muted:var(--surface-inset);--muted-foreground:var(--text-tertiary);--accent:var(--primary-container);--accent-foreground:var(--primary-container-foreground);--destructive:var(--danger);--destructive-foreground:var(--error-container-foreground);--border:var(--border-hairline);--input:var(--border-input);--input-background:var(--surface-input);--switch-background:var(--surface-container);--ring:var(--primary);--chart-1:var(--primary);--chart-2:var(--primary-container-foreground);--chart-3:var(--warn-graphic);--chart-4:var(--text-tertiary);--chart-5:var(--surface-container);--sidebar:var(--surface-content);--sidebar-foreground:var(--text-primary);--sidebar-primary:var(--primary);--sidebar-primary-foreground:var(--primary-foreground);--sidebar-accent:var(--surface-hover);--sidebar-accent-foreground:var(--text-secondary);--sidebar-border:var(--border-hairline);--sidebar-ring:var(--primary);color:var(--text-primary);font-family:var(--mobi-font-sans);font-synthesis:none}.teacher-ui :where(button,input,select,textarea),.exercise-ui :where(button,input,select,textarea){font-family:inherit}.teacher-mono,.exercise-mono{font-family:var(--mobi-font-mono);font-variant-numeric:tabular-nums}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@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}@property --tw-ease{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(360deg)}}