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(min-width:768px){.md\:text-sm{font-size:.875rem;line-height:1.25rem}}.\[\&\:has\(\[role\=checkbox\]\)\]\:pr-0:has([role=checkbox]){padding-right:0}.\[\&\>span\]\:line-clamp-1>span{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1}.\[\&\>tr\]\:last\:border-b-0:last-child>tr{border-bottom-width:0}.\[\&_svg\]\:pointer-events-none svg{pointer-events:none}.\[\&_svg\]\:size-4 svg{width:1rem;height:1rem}.\[\&_svg\]\:shrink-0 svg{flex-shrink:0}.\[\&_tr\:last-child\]\:border-0 tr:last-child{border-width:0}.\[\&_tr\]\:border-b tr{border-bottom-width:1px}:root{--color-primary:#4f3a8c;--color-primary-dark:#3a2a6b;--color-primary-light:#ede9f8;--color-pixie:#f59e0b;--color-pixie-light:#fef3c7;--color-pixie-dark:#d97706;--color-success:#0d9488;--color-success-light:#ccfbf1;--color-danger:#ef4444;--color-danger-light:#fee2e2;--color-warning:#f59e0b;--color-info:#3b82f6;--color-neutral-900:#111827;--color-neutral-700:#374151;--color-neutral-500:#6b7280;--color-neutral-400:#9ca3af;--color-neutral-200:#e5e7eb;--color-neutral-100:#f3f4f6;--color-neutral-50:#f9fafb;--color-surface:#fff;--color-page-bg:#f9fafb;--sidebar-bg:#4f3a8c;--sidebar-text:hsla(0,0%,100%,.9);--sidebar-text-muted:hsla(0,0%,100%,.55);--sidebar-active-bg:hsla(0,0%,100%,.15);--sidebar-active-border:#fff;--sidebar-hover-bg:hsla(0,0%,100%,.08);--sidebar-section-label:hsla(0,0%,100%,.4);--sidebar-width:240px;--sidebar-width-collapsed:64px;--font-body:var(--font-inter,system-ui,-apple-system,sans-serif);--font-lesson:var(--font-atkinson,Georgia,serif);--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05);--transition-fast:150ms ease;--transition-base:200ms ease;--transition-slow:300ms ease;--primary-button-bg:var(--color-primary);--primary-button-text:#fff;--secondary-button-bg:var(--color-primary);--secondary-button-text:#fff}body{font-family:var(--font-body);font-size:var(--font-size-base);color:var(--color-neutral-900);background-color:var(--color-page-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.font-lesson{font-family:var(--font-lesson)}.ds-sidebar{display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;background-color:var(--sidebar-bg);color:var(--sidebar-text);transition:width var(--transition-slow);z-index:1000;overflow:hidden}.ds-sidebar--expanded{width:var(--sidebar-width)}.ds-sidebar--collapsed{width:var(--sidebar-width-collapsed)}.ds-sidebar__brand{display:flex;align-items:center;padding:var(--space-6) var(--space-5);min-height:64px;border-bottom:1px solid hsla(0,0%,100%,.1)}.ds-sidebar__brand-name{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:#fff;letter-spacing:-.025em;white-space:nowrap}.ds-sidebar__nav{flex:1;overflow-y:auto;overflow-x:hidden;padding:var(--space-3) var(--space-2);scrollbar-width:none}.ds-sidebar__nav::-webkit-scrollbar{display:none}.ds-sidebar__section-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.08em;color:var(--sidebar-section-label);padding:var(--space-4) var(--space-4) var(--space-2);white-space:nowrap}.ds-sidebar__divider{height:1px;background-color:hsla(0,0%,100%,.1);margin:var(--space-2) var(--space-4)}.ds-nav-item{display:flex;align-items:center;width:100%;padding:var(--space-3) var(--space-4);border:none;border-left:3px solid transparent;background:transparent;color:var(--sidebar-text);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-body);text-align:left;cursor:pointer;border-radius:0 var(--radius-md) var(--radius-md) 0;transition:background-color var(--transition-fast),border-color var(--transition-fast);white-space:nowrap;gap:var(--space-3)}.ds-nav-item:hover{background-color:var(--sidebar-hover-bg);color:#fff}.ds-nav-item--active{border-left-color:var(--sidebar-active-border);color:#fff;font-weight:var(--font-weight-semibold)}.ds-nav-item--active,.ds-nav-item--active:hover{background-color:var(--sidebar-active-bg)}.ds-nav-item--disabled{color:var(--sidebar-text-muted);cursor:default;opacity:.7}.ds-nav-item--disabled:hover{background-color:transparent}.ds-nav-item--disabled:hover,.ds-nav-item--signout{color:var(--sidebar-text-muted)}.ds-nav-item--signout:hover{background-color:rgba(239,68,68,.15);color:#fca5a5;border-left-color:transparent}.ds-nav-item__icon{display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem;width:18px}.ds-nav-item__label{overflow:hidden;text-overflow:ellipsis}.ds-sidebar__bottom{padding:var(--space-2);border-top:1px solid hsla(0,0%,100%,.1)}.ds-sidebar__user{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);margin-bottom:var(--space-1)}.ds-sidebar__avatar{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-full);background-color:hsla(0,0%,100%,.2);color:#fff;font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);flex-shrink:0;letter-spacing:.05em}.ds-sidebar__user-info{display:flex;flex-direction:column;overflow:hidden}.ds-sidebar__user-name{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ds-sidebar__user-role{font-size:var(--font-size-xs);color:var(--sidebar-text-muted)}.btn-primary{background-color:var(--color-primary)!important;border-color:var(--color-primary)!important;color:#fff!important}.btn-primary:focus,.btn-primary:hover{background-color:var(--color-primary-dark)!important;border-color:var(--color-primary-dark)!important}.btn-secondary{background-color:var(--color-primary)!important;border-color:var(--color-primary)!important;color:#fff!important}.ds-card{background-color:var(--color-surface);border:1px solid var(--color-neutral-200);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-sm)}.btn-ghost-purple{background:#f5f3ff;color:#4f3a8c;border:1px solid #ddd6fe;border-radius:8px;font-size:.875rem;font-weight:600;cursor:pointer;padding:.5rem 1rem;transition:background .15s}.btn-ghost-purple:hover{background:#ede9fe}.btn-ghost-purple.sm{padding:.3rem .875rem;font-size:.8125rem;border-radius:7px}.chip-purple{display:inline-block;background:#f5f3ff;color:#4f3a8c;border-radius:6px;padding:2px 10px;font-size:.875rem;font-weight:500}@media (max-width:767px){.ds-sidebar{transform:translateX(-100%);transition:transform var(--transition-slow),width var(--transition-slow);width:var(--sidebar-width)!important}.ds-sidebar.ds-sidebar--mobile-open{transform:translateX(0)}}