@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root{--surface-ground:#0d0f1e;--surface-card:#1a1a2e;--surface-section:#16213e;--surface-hover:#1f2b47;--surface-overlay:#0009;--surface-input:#0d1b2a;--surface-elevated:#222b45;--text-primary:#e0e0f0;--text-secondary:#a0a0c0;--text-muted:#6b6b8d;--text-inverse:#0f0f23;--primary-50:#e8eaf6;--primary-100:#c5cae9;--primary-200:#9fa8da;--primary-300:#7986cb;--primary-400:#5c6bc0;--primary:#3f51b5;--primary-600:#3949ab;--primary-700:#303f9f;--primary-800:#283593;--primary-900:#1a237e;--success:#4caf50;--success-soft:#4caf5026;--warning:#ff9800;--warning-soft:#ff980026;--danger:#f44336;--danger-soft:#f4433626;--info:#2196f3;--info-soft:#2196f326;--color-progress:#7c4dff;--color-certificate:gold;--color-video-accent:#00e5ff;--color-evaluation:#ff6d00;--color-forum:#26a69a;--border-color:#ffffff14;--border-color-strong:#ffffff26;--border-radius-sm:6px;--border-radius-md:10px;--border-radius-lg:16px;--border-radius-xl:24px;--border-radius-full:999px;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 8px 32px #00000080;--shadow-glow:0 0 20px #3f51b54d;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--font-family:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs:.75rem;--font-size-sm:.8125rem;--font-size-base:.875rem;--font-size-md:1rem;--font-size-lg:1.125rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--font-size-3xl:2.5rem;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--line-height-tight:1.2;--line-height-normal:1.5;--line-height-relaxed:1.7;--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s ease;--z-dropdown:100;--z-sticky:200;--z-modal-backdrop:300;--z-modal:400;--z-toast:500;--z-tooltip:600;--brand-glow:#7b2fbe;--brand-glow-2:#1abc9c;--sidebar-width:260px;--sidebar-collapsed-width:68px;--header-height:60px;--content-max-width:1440px}[data-theme=light]{--surface-ground:#f8f9fa;--surface-card:#fff;--surface-section:#f0f0f5;--surface-hover:#e8e8f0;--surface-input:#fff;--surface-elevated:#fff;--text-primary:#1a1a2e;--text-secondary:#4a4a6a;--text-muted:#8888a8;--border-color:#00000014;--border-color-strong:#00000026;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 32px #0000001f}[data-theme=light] .card{background:#fff;border:1px solid #00000014;box-shadow:0 1px 3px #0000000f,0 4px 12px #0000000f}[data-theme=light] .card:hover{transform:translateY(-2px);box-shadow:0 2px 6px #00000014,0 8px 24px #00000014}[data-theme=light] .card:after,[data-theme=light] .card:hover:after{display:none!important}[data-theme=light] .card:active{transform:scale(.985)}[data-theme=light] .sidebar{-webkit-backdrop-filter:none;background:0 0;border:none}[data-theme=light] .sidebar__logo,[data-theme=light] .sidebar__nav,[data-theme=light] .sidebar__footer{background:#fff;border:1px solid #7b2fbe26}[data-theme=light] .sidebar__nav-item{color:#64748b}[data-theme=light] .sidebar__nav-item:hover{color:#7b2fbe;background:#7b2fbe14;border-color:#0000}[data-theme=light] .sidebar__nav-item--active{color:#fff;background:linear-gradient(135deg,#7b2fbe 0%,#3498db 100%);border-color:#0000;border-radius:10px;box-shadow:0 4px 14px #7b2fbe59}[data-theme=light] body{background-color:#f8f9fa;background-image:linear-gradient(135deg,#7b2fbe0f 0%,#3498db0a 50%,#1abc9c0f 100%);min-height:100vh}[data-theme=light] .app-shell{background:0 0}[data-theme=light] .role-dashboard-hero{border:1px solid #00000014;box-shadow:0 1px 3px #0000000f,0 4px 12px #0000000f}[data-theme=light] .role-dashboard-hero:after{padding:2px;display:block}[data-theme=light] .role-dashboard-hero:hover:after{opacity:1;background:linear-gradient(135deg,#3f51b58c,#7c4dff73,#ff6d0073,#3f51b58c)}[data-theme=light] .role-dashboard-hero--teacher{background:linear-gradient(135deg,#3f51b50d 0%,#fff 100%)}[data-theme=light] .role-dashboard-hero--student{background:linear-gradient(135deg,#4caf500d 0%,#fff 100%)}[data-theme=light] .role-dashboard-hero--admin{background:linear-gradient(135deg, color-mix(in srgb, var(--brand-glow,#f44336) 5%, transparent) 0%, #fff 100%)}[data-theme=light] .kpi-card{background:#fff;border:1px solid #00000014;box-shadow:0 1px 3px #0000000f,0 4px 12px #0000000f}[data-theme=light] .kpi-card:hover{box-shadow:0 2px 6px #00000014,0 8px 24px #00000014}[data-theme=light] .kpi-card--income:hover{box-shadow:0 2px 6px #00000014,0 0 20px #ff980026}[data-theme=light] .header{background:#fff;border:1px solid #00000014}[data-theme=light] .td-kpi{color:#1a1a2e;background:#fff!important;border:1px solid #00000014!important;box-shadow:0 1px 4px #0000000f,0 4px 12px #0000000d!important}[data-theme=light] .td-kpi p,[data-theme=light] .td-kpi span{color:inherit}[data-theme=light] .td-kpi:hover{box-shadow:0 4px 16px #7b2fbe1f!important}[data-theme=light] .td-quick{background:#fff!important;border:1px solid #00000014!important;box-shadow:0 1px 4px #0000000d!important}[data-theme=light] .td-quick:hover{border-color:#7b2fbe!important;box-shadow:0 4px 14px #7b2fbe1f!important}[data-theme=light] .td-course-row:hover{background:#7b2fbe12!important}[data-theme=light] .btn-primary{box-shadow:0 2px 6px #3f51b533}[data-theme=light] .btn-primary:hover{box-shadow:0 4px 12px #3f51b54d}[data-theme=light] .btn-secondary{border-color:#3f51b559}[data-theme=light] .btn-secondary:hover{box-shadow:0 2px 8px #3f51b51a}[data-theme=light] .btn:after{display:none}[data-theme=light] .chart-tooltip-glass{background:#ffffffeb!important;border:1px solid #0000001a!important;box-shadow:0 4px 16px #0000001f!important}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;font-size:16px}body{font-family:var(--font-family);font-size:var(--font-size-base);font-weight:var(--font-weight-regular);line-height:var(--line-height-normal);color:var(--text-primary);background-color:var(--surface-ground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);color:var(--text-primary)}h2{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--text-primary)}h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);line-height:1.3}h4{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);color:var(--text-primary)}p{color:var(--text-secondary);line-height:var(--line-height-relaxed)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img,svg{max-width:100%;display:block}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;font-size:var(--font-size-base);color:var(--text-primary)}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.btn{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);font-family:var(--font-family);border-radius:var(--border-radius-xl);cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none;border:none;text-decoration:none;transition:transform .3s,box-shadow .3s,opacity .15s;display:inline-flex;position:relative;overflow:hidden}.btn:after{content:"";border-radius:inherit;-webkit-mask-composite:xor;opacity:0;pointer-events:none;background:linear-gradient(135deg,#fff0,#fff0);padding:1px;transition:opacity .3s;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#fff 0 0),linear-gradient(#fff 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.btn:hover:after{opacity:1;background:linear-gradient(135deg,#ffffff40,#ffffff0d,#fff3)}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-primary{background:linear-gradient(135deg, var(--primary) 0%, var(--color-progress,var(--primary-700)) 100%);color:#fff;box-shadow:var(--shadow-glow,0 2px 8px #3f51b54d)}.btn-primary:hover{box-shadow:var(--shadow-glow,0 4px 16px #3f51b573);transform:translateY(-2px)}.btn-secondary{color:var(--primary);background:0 0;border:1px solid #3f51b566}.btn-secondary:hover{background:#3f51b514;border-color:#3f51b5b3;transform:translateY(-2px);box-shadow:0 4px 16px #3f51b526}.btn-danger{background:linear-gradient(135deg, var(--danger) 0%, #c62828 100%);color:#fff;box-shadow:0 2px 8px #f443364d}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 4px 16px #f4433673,0 0 30px #f4433633}.btn-ghost{color:var(--text-secondary);padding:var(--space-sm) var(--space-md);background:0 0;border:none}.btn-ghost:hover{background:var(--surface-hover);color:var(--text-primary);transform:translateY(-1px)}.btn-ghost:after{display:none}.btn-sm{padding:6px var(--space-md);font-size:var(--font-size-sm)}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:var(--font-size-md)}.btn-icon{padding:var(--space-sm);width:36px;height:36px}.btn-icon:after{display:none}.form-group{margin-bottom:var(--space-lg)}.form-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-secondary);margin-bottom:var(--space-xs);display:block}.form-input{background:var(--surface-input);width:100%;color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);padding:var(--space-sm) var(--space-md);font-size:var(--font-size-base);font-family:var(--font-family);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #3f51b533}.form-input::placeholder{color:var(--text-muted)}.form-input:disabled{opacity:.5;cursor:not-allowed}.form-textarea{resize:vertical;min-height:120px}.form-error{font-size:var(--font-size-xs);color:var(--danger);margin-top:var(--space-xs)}.form-hint{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:var(--space-xs)}.card{background:var(--surface-card);border-radius:var(--border-radius-lg);border:1px solid #ffffff0f;transition:transform .3s,box-shadow .3s,border-color .3s;position:relative;overflow:visible;box-shadow:0 1px 2px #0006,0 4px 8px #00000040,0 12px 24px #00000026}.card:after,.card:hover:after{display:none!important}.card-hover:hover{border-color:#0000}.card-body{padding:var(--space-lg);z-index:1;position:relative}.card-header{padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-color);z-index:1;position:relative}.card-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-color);z-index:1;position:relative}.badge{padding:2px var(--space-sm);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);border-radius:var(--border-radius-full);align-items:center;gap:4px;line-height:1.4;display:inline-flex}.badge-success{background:var(--success-soft);color:var(--success)}.badge-warning{background:var(--warning-soft);color:var(--warning)}.badge-danger{background:var(--danger-soft);color:var(--danger)}.badge-info{background:var(--info-soft);color:var(--info)}.badge-primary{color:var(--primary);background:#3f51b526}.progress-bar{background:var(--surface-hover);border-radius:var(--border-radius-full);height:6px;overflow:hidden}.progress-bar-fill{background:linear-gradient(90deg, var(--color-progress), var(--primary));border-radius:var(--border-radius-full);height:100%;transition:width var(--transition-slow)}.skeleton{background:linear-gradient(90deg, var(--surface-hover) 25%, var(--surface-section) 50%, var(--surface-hover) 75%);border-radius:var(--border-radius-md);background-size:200% 100%;animation:1.5s infinite shimmer}.skeleton-text{height:14px;margin-bottom:var(--space-sm)}.skeleton-title{width:60%;height:24px;margin-bottom:var(--space-md)}.skeleton-thumbnail{aspect-ratio:16/9;border-radius:0;width:100%}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-slide-up{animation:slideUp var(--transition-normal) ease-out}.animate-spin{animation:1s linear infinite spin}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.container{max-width:var(--content-max-width);padding:0 var(--space-lg);margin:0 auto}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.text-muted{color:var(--text-muted)}.text-sm{font-size:var(--font-size-sm)}.text-xs{font-size:var(--font-size-xs)}.font-semibold{font-weight:var(--font-weight-semibold)}.font-bold{font-weight:var(--font-weight-bold)}.divider{background:var(--border-color);height:1px;margin:var(--space-lg) 0}.app-shell{background:var(--surface-ground);--shell-gap:var(--space-md);height:100vh;display:flex;overflow:hidden}.app-shell__main{min-width:0;margin-left:calc(var(--sidebar-width) + 2 * var(--shell-gap));padding-top:var(--space-xs);transition:margin-left var(--transition-normal);flex-direction:column;flex:1;display:flex}.app-shell--collapsed .app-shell__main{margin-left:calc(var(--sidebar-collapsed-width) + 2 * var(--shell-gap))}.app-shell__content{padding:var(--space-lg) var(--shell-gap) var(--shell-gap);flex:1;overflow:hidden auto}.app-shell__content-inner{max-width:var(--content-max-width);min-width:0;animation:fadeIn var(--transition-normal) ease-out;margin:0 auto}.sidebar{width:var(--sidebar-width);height:calc(100vh - 2 * var(--shell-gap,var(--space-md)));left:var(--shell-gap,var(--space-md));top:var(--shell-gap,var(--space-md));box-shadow:none;gap:var(--shell-gap,var(--space-md));transition:width var(--transition-normal);z-index:var(--z-sticky);background:0 0;border:none;flex-direction:column;display:flex;position:fixed;overflow:visible}.sidebar__logo,.sidebar__nav,.sidebar__footer{border-radius:var(--border-radius-xl);box-shadow:var(--shadow-md);background:linear-gradient(#111326 0%,#181b30 100%);border:1px solid #7b2fbe59}.sidebar--collapsed{width:var(--sidebar-collapsed-width)}.sidebar--hidden{transform:translate(-100%)}.sidebar-overlay{background:var(--surface-overlay);z-index:calc(var(--z-sticky) - 1);animation:fadeIn var(--transition-fast);position:fixed;inset:0}.sidebar__logo{padding:0 var(--space-lg);height:var(--header-height);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.sidebar__logo-inner{align-items:center;gap:var(--space-sm);display:flex;overflow:hidden}.sidebar__logo-icon{border-radius:var(--border-radius-lg);background:0 0;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;display:flex}.sidebar__logo-text{font-size:var(--font-size-md);font-weight:var(--font-weight-bold);color:var(--text-primary);white-space:nowrap;letter-spacing:-.02em}.sidebar--collapsed .sidebar__logo{justify-content:center;padding:0}.sidebar--collapsed .sidebar__logo-inner{justify-content:center;gap:0}.sidebar__close{flex-shrink:0}.sidebar__nav{min-height:0;padding:var(--space-md) var(--space-sm);flex-direction:column;flex:1;gap:2px;display:flex;overflow:hidden auto}.sidebar__section-title{font-size:.68rem;font-weight:var(--font-weight-bold);letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);padding:var(--space-md) var(--space-md) var(--space-xs);opacity:.75}.sidebar__section-title:first-child{padding-top:var(--space-xs)}.sidebar__nav-item{align-items:center;gap:var(--space-sm);padding:10px var(--space-md);border-radius:var(--border-radius-xl);color:#8892a4;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);letter-spacing:.01em;white-space:nowrap;border:1px solid #0000;margin:0;text-decoration:none;transition:all .3s;display:flex;position:relative;overflow:hidden}.sidebar__nav-item:before{content:"";border-radius:0 var(--border-radius-full) var(--border-radius-full) 0;opacity:0;background:#ff6d00;width:3px;height:60%;transition:transform .3s,opacity .3s;position:absolute;top:50%;left:0;transform:translateY(-50%)scaleY(0)}.sidebar__nav-item>svg,.sidebar__nav-item>div>svg{flex-shrink:0;transition:transform .3s}.sidebar__nav-item:hover{color:#fff;background:#7b2fbe26;border-color:#7b2fbe40;text-decoration:none}.sidebar__nav-item:hover:before{opacity:1;transform:translateY(-50%)scaleY(1)}.sidebar__nav-item--active{color:#fff;font-weight:var(--font-weight-semibold);background:linear-gradient(135deg,#7b2fbe 0%,#3498db 100%);border-color:#0000;border-radius:10px;box-shadow:0 4px 18px #7b2fbe66}.sidebar__nav-item--active:before{opacity:0}.sidebar__nav-item--active>svg,.sidebar__nav-item--active>div>svg{transform:translate(3px)}.sidebar__nav-item--active:hover{color:#fff;background:linear-gradient(135deg,#8b35d4 0%,#2196f3 100%)}.sidebar__nav-label{text-overflow:ellipsis;overflow:hidden}.sidebar__nav-badge{background:var(--warning);color:#fff;min-width:14px;height:14px;font-size:9px;font-weight:var(--font-weight-bold);border-radius:var(--border-radius-full);justify-content:center;align-items:center;padding:0 3px;line-height:1;display:flex;position:absolute;top:-4px;right:-6px}.sidebar__footer{padding:var(--space-md) var(--space-lg);flex-shrink:0}.sidebar__footer .badge-primary{color:#fff;font-weight:var(--font-weight-semibold);font-size:var(--font-size-xs);padding:5px var(--space-md);border-radius:var(--border-radius-full);letter-spacing:.04em;text-transform:uppercase;background:linear-gradient(135deg,#7b2fbe 0%,#1abc9c 100%);border:1px solid #ffffff26;box-shadow:0 2px 14px #7b2fbe73}.header{height:var(--header-height);background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-md);align-items:center;gap:var(--space-md);padding:0 var(--space-lg);top:var(--shell-gap,var(--space-md));margin:0 var(--shell-gap,var(--space-md));z-index:var(--z-sticky);flex-shrink:0;display:flex;position:sticky}.header__left{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.header__brand{align-items:center;gap:var(--space-xs);display:flex}.header__brand-name{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);display:none}@media (width<=767px){.header__brand-name{display:block}}.header__company-name{font-size:var(--font-size-md);font-weight:var(--font-weight-bold);color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;max-width:160px;overflow:hidden}@media (width<=767px){.header__company-name{display:none}}.header__search{flex:1;max-width:360px;margin:0 auto;position:relative}.header__search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.header__search-input{background:var(--surface-ground);border:1px solid var(--border-color);border-radius:var(--border-radius-full);width:100%;padding:var(--space-sm) var(--space-md) var(--space-sm) 36px;color:var(--text-primary);font-size:var(--font-size-sm);font-family:var(--font-family);transition:all var(--transition-fast);outline:none}.header__search-input:focus{border-color:var(--primary);background:var(--surface-input);box-shadow:0 0 0 3px #3f51b526}.header__search-input::placeholder{color:var(--text-muted)}.header__right{align-items:center;gap:var(--space-sm);flex-shrink:0;margin-left:auto;display:flex}.header__notif-wrapper,.header__notif-btn{position:relative}.header__notif-badge{background:var(--danger);color:#fff;min-width:16px;height:16px;font-size:10px;font-weight:var(--font-weight-bold);border-radius:var(--border-radius-full);justify-content:center;align-items:center;padding:0 3px;line-height:1;display:flex;position:absolute;top:2px;right:2px}.header__dropdown{top:calc(100% + var(--space-sm));background:var(--surface-elevated);border:1px solid var(--border-color-strong);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);z-index:var(--z-dropdown);animation:slideUp var(--transition-fast) ease-out;position:absolute;right:0;overflow:hidden}.header__dropdown-header{justify-content:space-between;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-bottom:1px solid var(--border-color);display:flex}.header__dropdown-title{font-size:var(--font-size-xs);color:var(--text-muted);font-weight:var(--font-weight-medium);white-space:nowrap;text-overflow:ellipsis;max-width:180px;overflow:hidden}.header__notif-dropdown{width:320px}.header__notif-list{max-height:320px;overflow-y:auto}.header__notif-empty{padding:var(--space-lg);text-align:center;color:var(--text-muted);font-size:var(--font-size-sm)}.header__notif-item{justify-content:space-between;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);text-align:left;cursor:pointer;transition:background var(--transition-fast);border:none;border-bottom:1px solid var(--border-color);background:0 0;display:flex}.header__notif-item:hover{background:var(--surface-hover)}.header__notif-item--unread{background:#3f51b50f}.header__notif-item-content{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.header__notif-item-title{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary)}.header__notif-item-msg{font-size:var(--font-size-xs);color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.header__notif-item-time{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:2px}.header__notif-item-arrow{color:var(--primary);font-size:var(--font-size-lg);flex-shrink:0}.header__dropdown-footer{padding:var(--space-sm);border-top:1px solid var(--border-color);text-align:center}.header__dropdown-footer-link{width:100%;padding:var(--space-sm);color:var(--primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;border-radius:var(--border-radius-md);transition:background var(--transition-fast);background:0 0;border:none;display:block}.header__dropdown-footer-link:hover{background:var(--surface-hover)}.header__user-wrapper{position:relative}.header__user-btn{align-items:center;gap:var(--space-sm);cursor:pointer;padding:var(--space-xs) var(--space-sm);border-radius:var(--border-radius-md);transition:background var(--transition-fast);background:0 0;border:none;display:flex}.header__user-btn:hover{background:var(--surface-hover)}.header__avatar{background:linear-gradient(135deg, var(--brand-glow,var(--primary)), var(--brand-glow-2,var(--color-progress,var(--primary-700))));color:#fff;width:32px;height:32px;font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.header__user-name{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;max-width:120px;overflow:hidden}@media (width<=576px){.header__user-name,.header__search,.header__brand-name{display:none}}.header__chevron{color:var(--text-muted);transition:transform var(--transition-fast);flex-shrink:0}.header__chevron--open{transform:rotate(180deg)}.header__user-dropdown{width:200px;right:0}.header__dropdown-item{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);text-align:left;cursor:pointer;font-size:var(--font-size-sm);color:var(--text-secondary);font-family:var(--font-family);transition:all var(--transition-fast);background:0 0;border:none;display:flex}.header__dropdown-item:hover{background:var(--surface-hover);color:var(--text-primary)}.header__dropdown-item--danger{color:var(--danger)}.header__dropdown-item--danger:hover{background:var(--danger-soft);color:var(--danger)}@media (width<=767px){.header{padding:0 var(--space-sm);gap:var(--space-xs);border:none;border-bottom:1px solid var(--border-color);box-shadow:none;border-radius:0;margin:0;top:0}[data-theme=light] .header{border:none;border-bottom:1px solid #00000014}.app-shell__main{margin-left:0;padding-top:0}.app-shell--collapsed .app-shell__main{margin-left:0}.sidebar{height:100vh;box-shadow:var(--shadow-lg);transition:transform var(--transition-normal), width var(--transition-normal);z-index:var(--z-modal);background:linear-gradient(#111326 0%,#181b30 100%);gap:0;top:0;left:0;transform:translate(-100%);width:var(--sidebar-width)!important}.sidebar__logo,.sidebar__nav,.sidebar__footer{box-shadow:none;background:0 0;border:none;border-radius:0}.sidebar__logo{border-bottom:1px solid #ffffff0f}.sidebar__footer{border-top:1px solid #ffffff0f}[data-theme=light] .sidebar{background:#fff}[data-theme=light] .sidebar__logo,[data-theme=light] .sidebar__nav,[data-theme=light] .sidebar__footer{background:0 0;border:none}[data-theme=light] .sidebar__logo{border-bottom:1px solid #00000014}[data-theme=light] .sidebar__footer{border-top:1px solid #00000014}.sidebar:not(.sidebar--hidden):not(.sidebar--collapsed),.sidebar:not(.sidebar--collapsed){transform:translate(0)}.sidebar--collapsed{transform:translate(-100%)}.sidebar-overlay{z-index:calc(var(--z-modal) - 1)}.app-shell__content{padding:var(--space-md)}}.catalog-page{background:var(--surface-ground);flex-direction:column;min-height:100vh;display:flex}.catalog-nav{height:var(--header-height);background:var(--surface-card);border-bottom:1px solid var(--border-color);padding:0 var(--space-xl);z-index:var(--z-sticky);justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.catalog-nav__brand{align-items:center;gap:var(--space-sm);display:flex}.catalog-nav__logo{border-radius:var(--border-radius-md);background:linear-gradient(135deg, var(--primary), var(--primary-700));flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.catalog-nav__name{font-size:var(--font-size-md);font-weight:var(--font-weight-bold);color:var(--text-primary)}.catalog-nav__actions{align-items:center;gap:var(--space-sm);display:flex}.catalog-hero{background:linear-gradient(135deg, var(--surface-section) 0%, var(--surface-card) 100%);border-bottom:1px solid var(--border-color);padding:var(--space-3xl) var(--space-xl)}.catalog-hero__content{max-width:var(--content-max-width);text-align:center;margin:0 auto}.catalog-hero__badge{margin-bottom:var(--space-md)}.catalog-hero__title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-md);line-height:var(--line-height-tight)}.catalog-hero__subtitle{font-size:var(--font-size-md);color:var(--text-secondary);max-width:560px;margin:0 auto var(--space-xl);line-height:var(--line-height-relaxed)}.catalog-hero__stats{justify-content:center;align-items:center;gap:var(--space-xl);flex-wrap:wrap;display:flex}.catalog-hero__stat{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--text-muted);display:flex}.catalog-hero__stat svg{color:var(--primary)}.catalog-filters{background:var(--surface-card);border-bottom:1px solid var(--border-color);padding:var(--space-lg) 0;top:var(--header-height);z-index:calc(var(--z-sticky) - 1);position:sticky}.catalog-search-wrap{margin-bottom:var(--space-md);position:relative}.catalog-search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.catalog-search-input{background:var(--surface-ground);border:1px solid var(--border-color);border-radius:var(--border-radius-full);width:100%;padding:var(--space-sm) var(--space-lg) var(--space-sm) 40px;color:var(--text-primary);font-size:var(--font-size-base);font-family:var(--font-family);transition:all var(--transition-fast);outline:none;max-width:560px}.catalog-search-input:focus{border-color:var(--primary);background:var(--surface-input);box-shadow:0 0 0 3px #3f51b526}.catalog-search-input::placeholder{color:var(--text-muted)}.category-filter{gap:var(--space-sm);padding-bottom:var(--space-xs);flex-wrap:wrap;display:flex}.category-filter::-webkit-scrollbar{display:none}.category-pill{align-items:center;gap:var(--space-xs);padding:6px var(--space-md);background:var(--surface-ground);border:1px solid var(--border-color);border-radius:var(--border-radius-full);color:var(--text-secondary);font-size:var(--font-size-sm);font-family:var(--font-family);font-weight:var(--font-weight-medium);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);flex-shrink:0;display:inline-flex}.category-pill:hover{border-color:var(--primary);color:var(--primary);background:#3f51b50f}.category-pill--active{border-color:var(--primary);color:var(--primary);font-weight:var(--font-weight-semibold);background:#3f51b526}.catalog-content{padding-top:var(--space-xl);padding-bottom:var(--space-3xl);flex:1}.catalog-results-count{font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:var(--space-lg)}.course-grid{gap:var(--space-lg);grid-template-columns:1fr;display:grid}@media (width>=576px){.course-grid{grid-template-columns:repeat(2,1fr)}}@media (width>=992px){.course-grid{grid-template-columns:repeat(3,1fr)}}@media (width>=1400px){.course-grid{grid-template-columns:repeat(4,1fr)}}.course-card{cursor:pointer;flex-direction:column;display:flex}.course-card--skeleton{pointer-events:none}.course-card__thumbnail-wrap{aspect-ratio:16/9;background:var(--surface-section);border-radius:var(--border-radius-lg) var(--border-radius-lg) 0 0;position:relative;overflow:hidden}.course-card__thumbnail{object-fit:cover;width:100%;height:100%;transition:transform var(--transition-slow)}.course-card__thumbnail-placeholder{background:var(--surface-section);justify-content:center;align-items:center;width:100%;height:100%;display:flex}.course-card__badge-overlay{top:var(--space-sm);left:var(--space-sm);position:absolute}.course-card__body{padding:var(--space-md);gap:var(--space-xs);flex-direction:column;flex:1;display:flex}.course-card__instructor{font-size:var(--font-size-xs);color:var(--primary);font-weight:var(--font-weight-medium);margin:0}.course-card__title{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);line-height:var(--line-height-tight);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;display:-webkit-box;overflow:hidden}.course-card__description{font-size:var(--font-size-xs);color:var(--text-muted);line-height:var(--line-height-normal);-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:1;margin:0;display:-webkit-box;overflow:hidden}.course-card__meta{align-items:center;gap:var(--space-md);margin-top:var(--space-xs);display:flex}.course-card__rating{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-certificate);align-items:center;gap:3px;display:flex}.course-card__students{font-size:var(--font-size-xs);color:var(--text-muted);align-items:center;gap:3px;display:flex}.course-card__footer{margin-top:var(--space-sm);padding-top:var(--space-sm);border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;display:flex}.course-card__price-value{font-size:var(--font-size-md);font-weight:var(--font-weight-bold);color:var(--color-progress)}.course-card__price-free{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--success)}.course-card__locked{align-items:center;gap:var(--space-xs);font-size:var(--font-size-xs);color:var(--text-muted);display:flex}.catalog-empty{align-items:center;gap:var(--space-md);padding:var(--space-3xl) var(--space-xl);text-align:center;color:var(--text-muted);flex-direction:column;display:flex}.catalog-empty h3{color:var(--text-primary)}.catalog-footer{border-top:1px solid var(--border-color);padding:var(--space-lg) var(--space-xl);text-align:center;font-size:var(--font-size-xs);color:var(--text-muted)}@media (width<=576px){.catalog-hero__title{font-size:var(--font-size-2xl)}.catalog-hero__stats{gap:var(--space-md)}.catalog-nav{padding:0 var(--space-md)}.catalog-hero{padding:var(--space-2xl) var(--space-md)}}.toast-container{bottom:var(--space-xl);right:var(--space-xl);gap:var(--space-sm);z-index:var(--z-toast);pointer-events:none;flex-direction:column;display:flex;position:fixed}.toast{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--border-radius-md);background:var(--surface-elevated);border:1px solid var(--border-color-strong);box-shadow:var(--shadow-lg);pointer-events:all;min-width:280px;max-width:400px;animation:slideInRight var(--transition-normal) ease-out;transition:opacity var(--transition-normal), transform var(--transition-normal);display:flex}.toast--exit{opacity:0;transform:translate(20px)}.toast--success{border-left:3px solid var(--success)}.toast--error{border-left:3px solid var(--danger)}.toast--warning{border-left:3px solid var(--warning)}.toast--info{border-left:3px solid var(--info)}.toast__icon{font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;display:flex}.toast--success .toast__icon{background:var(--success-soft);color:var(--success)}.toast--error .toast__icon{background:var(--danger-soft);color:var(--danger)}.toast--warning .toast__icon{background:var(--warning-soft);color:var(--warning)}.toast--info .toast__icon{background:var(--info-soft);color:var(--info)}.toast__message{font-size:var(--font-size-sm);color:var(--text-primary);line-height:var(--line-height-normal);flex:1}.toast__close{color:var(--text-muted);font-size:var(--font-size-xs);cursor:pointer;border-radius:var(--border-radius-sm);transition:color var(--transition-fast);background:0 0;border:none;flex-shrink:0;padding:2px}.toast__close:hover{color:var(--text-primary)}@media (width<=576px){.toast-container{bottom:var(--space-md);right:var(--space-md);left:var(--space-md)}.toast{min-width:unset;max-width:unset;width:100%}}.modal-backdrop{background:var(--surface-overlay);z-index:var(--z-modal-backdrop);padding:var(--space-lg);animation:fadeIn var(--transition-fast) ease-out;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--surface-card);border:1px solid var(--border-color-strong);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-lg);width:100%;max-height:90vh;z-index:var(--z-modal);animation:slideUp var(--transition-normal) ease-out;outline:none;flex-direction:column;display:flex}.modal--sm{max-width:400px}.modal--md{max-width:560px}.modal--lg{max-width:800px}.modal__header{padding:var(--space-lg) var(--space-xl);border-bottom:1px solid var(--border-color);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.modal__title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0}.modal__body{padding:var(--space-xl);flex:1;overflow-y:auto}.modal__footer{justify-content:flex-end;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);border-top:1px solid var(--border-color);flex-shrink:0;display:flex}.confirm-dialog__body{text-align:center;align-items:center;gap:var(--space-md);padding:var(--space-sm) 0;flex-direction:column;display:flex}.confirm-dialog__icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;display:flex}.confirm-dialog__icon--danger{background:var(--danger-soft);color:var(--danger)}.confirm-dialog__icon--warning{background:var(--warning-soft);color:var(--warning)}.confirm-dialog__icon--primary{background:var(--info-soft);color:var(--info)}.confirm-dialog__message{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin:0}.btn-warning{background:linear-gradient(135deg, var(--warning) 0%, #e65100 100%);color:#fff;border:none}.btn-warning:hover{transform:translateY(-1px);box-shadow:0 0 20px #ff98004d}.course-detail-page{background:var(--surface-ground);min-height:100vh}.course-detail__hero{background:linear-gradient(135deg, var(--surface-section) 0%, var(--surface-card) 100%);border-bottom:1px solid var(--border-color);padding:var(--space-2xl) 0}.course-detail__back{align-items:center;gap:var(--space-xs);color:var(--text-muted);font-size:var(--font-size-sm);margin-bottom:var(--space-xl);transition:color var(--transition-fast);text-decoration:none;display:inline-flex}.course-detail__back:hover{color:var(--primary);text-decoration:none}.course-detail__hero-content{max-width:720px}.course-detail__badges{gap:var(--space-xs);margin-bottom:var(--space-md);flex-wrap:wrap;display:flex}.course-detail__title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary);line-height:var(--line-height-tight);margin-bottom:var(--space-md)}.course-detail__description{font-size:var(--font-size-md);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-lg)}.course-detail__stats{gap:var(--space-lg);margin-bottom:var(--space-md);flex-wrap:wrap;display:flex}.course-detail__stat{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--text-muted);display:flex}.course-detail__instructor{font-size:var(--font-size-sm);color:var(--text-muted);margin:0}.course-detail__instructor strong{color:var(--primary)}.course-detail__body{gap:var(--space-2xl);padding-top:var(--space-2xl);padding-bottom:var(--space-3xl);grid-template-columns:1fr 340px;align-items:start;display:grid}@media (width<=992px){.course-detail__body{grid-template-columns:1fr}.course-detail__sidebar{order:-1}}.course-detail__section{margin-bottom:var(--space-2xl)}.course-detail__section-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-xs)}.course-detail__section-meta{font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:var(--space-lg)}.syllabus{border:1px solid var(--border-color);border-radius:var(--border-radius-lg);overflow:hidden}.syllabus-module{border-bottom:1px solid var(--border-color)}.syllabus-module:last-child{border-bottom:none}.syllabus-module__header{width:100%;padding:var(--space-md) var(--space-lg);background:var(--surface-card);cursor:pointer;text-align:left;transition:background var(--transition-fast);justify-content:space-between;align-items:center;gap:var(--space-md);border:none;display:flex}.syllabus-module__header:hover{background:var(--surface-hover)}.syllabus-module__info{align-items:center;gap:var(--space-md);flex:1;min-width:0;display:flex}.syllabus-module__number{width:28px;height:28px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.syllabus-module__title{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.syllabus-module__meta{align-items:center;gap:var(--space-sm);color:var(--text-muted);font-size:var(--font-size-xs);flex-shrink:0;display:flex}.syllabus-module__body{padding:var(--space-sm) var(--space-lg) var(--space-md) calc(var(--space-lg) + 28px + var(--space-md));background:var(--surface-ground)}.syllabus-module__body p{font-size:var(--font-size-sm);color:var(--text-muted);margin:0}.course-detail__card{top:calc(var(--header-height) + var(--space-lg));position:sticky}.course-detail__thumbnail{aspect-ratio:16/9;object-fit:cover;width:100%}.course-detail__price{margin-bottom:var(--space-md)}.course-detail__price-value{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-progress)}.course-detail__price-free{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--success)}.course-detail__quick-info{margin-top:var(--space-lg);gap:var(--space-sm);padding-top:var(--space-lg);border-top:1px solid var(--border-color);flex-direction:column;list-style:none;display:flex}.course-detail__quick-info li{align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);color:var(--text-secondary);display:flex}.course-detail__quick-info svg{color:var(--primary);flex-shrink:0}.enroll-cta{gap:var(--space-sm);flex-direction:column;display:flex}.enroll-cta--locked{text-align:center;padding:var(--space-md);background:var(--surface-ground);border-radius:var(--border-radius-md);color:var(--text-muted);font-size:var(--font-size-sm);align-items:center}.enroll-cta--enrolled{text-align:center;align-items:center;gap:var(--space-md)}.enroll-cta--enrolled p{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0}.badge-paid{color:var(--color-progress);background:#7c4dff26}.header__divider{background:var(--border-color-strong);flex-shrink:0;width:1px;height:20px}.mock-switcher{border-radius:var(--border-radius-full);background:#7c4dff14;border:1px solid #7c4dff33;align-items:center;gap:2px;padding:2px 6px 2px 4px;display:flex}.mock-switcher__label{font-size:9px;font-weight:var(--font-weight-bold);color:var(--color-progress);letter-spacing:.5px;opacity:.8;flex-shrink:0;padding:0 4px 0 2px}.mock-switcher__btn{padding:3px var(--space-sm);border-radius:var(--border-radius-full);color:var(--text-muted);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;background:0 0;border:none}.mock-switcher__btn:hover{background:var(--surface-hover);color:var(--text-primary)}.mock-switcher__btn--active{background:var(--role-color,var(--primary));color:#fff}@media (width<=768px){.mock-switcher,.header__divider{display:none}}.page-header{justify-content:space-between;align-items:flex-start;gap:var(--space-md);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.kpi-grid{gap:var(--space-md);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));display:grid}.kpi-card p{margin:0}.admin-dash-kpis{gap:var(--space-md);margin-bottom:var(--space-md);grid-template-columns:1fr;display:grid}@media (width>=768px){.admin-dash-kpis{grid-template-columns:repeat(2,1fr)}}.admin-dash-kpi{border-radius:var(--border-radius-lg);padding:var(--space-lg);color:#fff;min-height:128px;box-shadow:var(--shadow-md);flex-direction:column;text-decoration:none;transition:transform .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.admin-dash-kpi:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.admin-dash-kpi:after{content:"";pointer-events:none;background:#ffffff24;border-radius:50%;width:130px;height:130px;position:absolute;top:-30px;right:-30px}.admin-dash-kpi--primary{background:linear-gradient(135deg, var(--brand-glow,var(--primary)), var(--primary-700,var(--primary)))}.admin-dash-kpi--success{background:linear-gradient(135deg, var(--brand-glow-2,var(--success)), color-mix(in srgb, var(--brand-glow-2,var(--success)) 65%, black))}.admin-dash-kpi__icon{border-radius:var(--border-radius-md);width:30px;height:30px;margin-bottom:var(--space-sm);z-index:1;background:#ffffff38;justify-content:center;align-items:center;display:inline-flex}.admin-dash-kpi__label{font-size:var(--font-size-sm);opacity:.92;z-index:1;font-weight:600}.admin-dash-kpi__value{z-index:1;margin-top:auto;font-size:2.4rem;font-weight:800;line-height:1}.admin-dash-kpi__sub{font-size:var(--font-size-xs);opacity:.85;margin-top:var(--space-xs);z-index:1}.admin-dash-metrics{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));display:grid}.admin-dash-metric{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-md);align-items:center;gap:var(--space-md);box-shadow:var(--shadow-sm);text-decoration:none;display:flex}.admin-dash-metric__icon{border-radius:var(--border-radius-md);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:inline-flex}.admin-dash-metric__icon--primary{background:color-mix(in srgb, var(--primary) 16%, transparent);color:var(--primary)}.admin-dash-metric__icon--success{background:color-mix(in srgb, var(--success) 16%, transparent);color:var(--success)}.admin-dash-metric__icon--warning{background:color-mix(in srgb, var(--warning) 16%, transparent);color:var(--warning)}.admin-dash-metric__icon--info{background:color-mix(in srgb, var(--info) 16%, transparent);color:var(--info)}.admin-dash-metric__value{color:var(--text-primary);font-size:1.4rem;font-weight:800;line-height:1.1;display:block}.admin-dash-metric__label{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:2px;display:block}.admin-dash-charts-2col{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:1fr;display:grid}@media (width>=992px){.admin-dash-charts-2col{grid-template-columns:1fr 1fr}}.admin-dash-donut{align-items:center;gap:var(--space-lg);flex-wrap:wrap;display:flex}.admin-dash-donut__chart{flex-shrink:0;width:160px;height:160px;position:relative}.admin-dash-donut__total{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.admin-dash-donut__legend{gap:var(--space-sm);flex-direction:column;flex:1;min-width:140px;margin:0;padding:0;list-style:none;display:flex}.admin-dash-donut__legend li{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);display:flex}.admin-dash-donut__dot{border-radius:50%;flex-shrink:0;width:9px;height:9px;display:inline-block}.teacher-courses-header{gap:var(--space-md);padding:var(--space-sm) var(--space-lg);background:var(--surface-ground);border-bottom:1px solid var(--border-color);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;grid-template-columns:1fr 120px 110px 130px 40px;align-items:center;display:grid}.teacher-courses-header span:not(:first-child):not(:last-child){text-align:center}.teacher-course-row{gap:var(--space-md);padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-color);transition:background var(--transition-fast);grid-template-columns:1fr 120px 110px 130px 40px;align-items:center;display:grid}.teacher-course-row>div:not(:first-child):not(:last-child){justify-content:center;align-items:center;display:flex}.teacher-course-row:last-child{border-bottom:none}.teacher-course-row:hover{background:var(--surface-hover)}.teacher-course-row__info{align-items:center;gap:var(--space-md);min-width:0;display:flex}.teacher-course-row__thumb{border-radius:var(--border-radius-sm);background:var(--surface-section);flex-shrink:0;justify-content:center;align-items:center;width:64px;height:36px;display:flex;overflow:hidden}.teacher-course-row__thumb img{object-fit:cover;width:100%;height:100%}.teacher-course-row__text{min-width:0}.teacher-course-row__title{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.teacher-course-row__category{font-size:var(--font-size-xs);color:var(--text-muted);margin:2px 0 0}.teacher-course-row__stat{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--text-secondary);display:flex}.course-actions{z-index:1;position:relative}.course-actions:has(.course-actions__menu){z-index:var(--z-dropdown)}.course-actions__menu{background:var(--surface-elevated);border:1px solid var(--border-color-strong);border-radius:var(--border-radius-md);box-shadow:var(--shadow-lg);z-index:var(--z-dropdown);min-width:180px;animation:slideUp var(--transition-fast) ease-out;position:absolute;top:calc(100% + 4px);right:0;overflow:hidden}.course-actions__item{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-sm) var(--space-md);text-align:left;font-size:var(--font-size-sm);color:var(--text-secondary);font-family:var(--font-family);cursor:pointer;transition:background var(--transition-fast);background:0 0;border:none;display:flex}.course-actions__item:hover{background:var(--surface-hover);color:var(--text-primary)}.course-actions__item--success{color:var(--success)}.course-actions__item--success:hover{background:var(--success-soft)}.course-actions__item--danger{color:var(--danger)}.course-actions__item--danger:hover{background:var(--danger-soft)}.teacher-empty{align-items:center;gap:var(--space-md);padding:var(--space-3xl) var(--space-xl);text-align:center;color:var(--text-muted);flex-direction:column;display:flex}.teacher-empty h3{color:var(--text-primary)}@media (width<=768px){.teacher-courses-header{display:none!important}.teacher-course-row{align-items:flex-start;gap:var(--space-sm);display:flex!important}.teacher-course-row>.hide-mobile,.hide-mobile{display:none!important}.show-mobile{display:block}.teacher-course-row__info{flex:1}.teacher-course-row .course-actions{flex-shrink:0}.teacher-course-row__title{white-space:normal}}@media (width>=769px){.show-mobile{display:none}}.course-form-layout{gap:var(--space-xl);grid-template-columns:1fr 280px;align-items:start;display:grid}@media (width<=900px){.course-form-layout{grid-template-columns:1fr}.course-form-sidebar{order:1}}.course-form-main{flex-direction:column;gap:0;display:flex}.training-plan-layout{gap:var(--space-xl);grid-template-columns:1fr 360px;align-items:start;display:grid}.training-plan-layout>*{min-width:0}.training-plan-layout__aside{top:calc(var(--header-height) + var(--space-lg));min-width:0;position:sticky}@media (width<=900px){.training-plan-layout{grid-template-columns:1fr}.training-plan-layout__aside{position:static;top:auto}}.analytics-charts-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fit,minmax(min(380px,100%),1fr));display:grid}.admin-config-grid{min-width:0}.admin-config-grid>*{min-width:0;max-width:100%}.admin-config-grid .card{overflow:hidden}.branding-layout{gap:var(--space-xl);grid-template-columns:1fr 1fr;align-items:start;display:grid}.branding-layout>*{min-width:0}.branding-layout__preview{top:calc(var(--header-height) + var(--space-lg));position:sticky}@media (width<=900px){.branding-layout{grid-template-columns:1fr}.branding-layout__preview{position:static;top:auto}}.certs-banner,.brand-banner{background:linear-gradient(135deg, color-mix(in srgb, var(--brand-glow,var(--primary)) 22%, var(--surface-card)) 0%, color-mix(in srgb, var(--brand-glow,var(--primary)) 8%, var(--surface-card)) 55%, var(--surface-card) 100%)!important}.certs-banner:before,.certs-banner:after,.brand-banner:before,.brand-banner:after{display:none!important}.reports-kpis{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));display:grid}.reports-kpi{align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);display:flex}.reports-kpi__icon{border-radius:var(--border-radius-md);background:color-mix(in srgb, var(--brand-glow,var(--primary)) 16%, transparent);width:38px;height:38px;color:var(--brand-glow,var(--primary));flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.reports-kpi__body{flex-direction:column;gap:2px;min-width:0;display:flex}.reports-kpi__label{color:var(--text-muted);font-size:.8rem;font-weight:600}.reports-kpi__value{color:var(--text-primary);font-size:1.6rem;font-weight:800;line-height:1.2}.reports-kpi__sub{color:var(--text-muted);font-size:.74rem;line-height:1.3}.reports-chart-card{flex-direction:column;display:flex}.reports-chart-card__body{flex:1;min-height:220px}.reports-export-card{border:1.5px solid var(--brand-glow,var(--primary))!important;background:color-mix(in srgb, var(--brand-glow,var(--primary)) 6%, var(--surface-card))!important}.reports-export-btn{color:var(--brand-glow,var(--primary));border:1.5px solid var(--brand-glow,var(--primary));cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;padding:7px 14px;font-size:.8rem;font-weight:700;display:inline-flex}.reports-rank-badge{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.8rem;font-weight:800;display:inline-flex}.reports-rank-badge--first{background:var(--brand-glow,var(--primary));color:#fff}.reports-rank-badge--top{background:color-mix(in srgb, var(--brand-glow,var(--primary)) 20%, transparent);color:var(--brand-glow,var(--primary))}.reports-rank-badge--default{background:var(--surface-section);color:var(--text-secondary)}.income-kpis{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));display:grid}.income-kpi{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-md) var(--space-lg);align-items:center;gap:var(--space-md);box-shadow:var(--shadow-sm);display:flex}.income-kpi__icon{border-radius:var(--border-radius-md);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:inline-flex}.income-kpi__icon--primary{background:color-mix(in srgb, var(--brand-glow,var(--primary)) 16%, transparent);color:var(--brand-glow,var(--primary))}.income-kpi__icon--secondary{background:color-mix(in srgb, var(--brand-glow-2,var(--color-progress,var(--success))) 16%, transparent);color:var(--brand-glow-2,var(--color-progress,var(--success)))}.income-kpi__value{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--text-primary);line-height:1}.income-kpi__sub{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:3px}.income-kpi--hero{justify-content:center;align-items:flex-start;gap:var(--space-xs);color:#fff;background:linear-gradient(135deg, var(--brand-glow,var(--primary)), var(--primary-700,var(--primary)));box-shadow:var(--shadow-md);border:none;flex-direction:column}.income-kpi__icon--hero{color:#fff;background:#ffffff38}.income-kpi__hero-sub{font-size:var(--font-size-xs);opacity:.92}.income-kpi__hero-value{font-size:2rem;font-weight:800;line-height:1}.income-kpi__hero-label{font-size:var(--font-size-xs);opacity:.85}.invite-form{gap:var(--space-md);grid-template-columns:1fr 1fr auto auto;align-items:end;display:grid}.invite-form>*{min-width:0}@media (width<=768px){.invite-form{grid-template-columns:1fr;align-items:stretch}.invite-form__submit{justify-content:center;width:100%}}.admin-users-grid{gap:var(--space-md);grid-template-columns:repeat(auto-fill,minmax(min(280px,100%),1fr));display:grid}.admin-user-card{background:var(--surface-card);border:1px solid var(--border-color);border-left:3px solid var(--primary);border-radius:var(--border-radius-lg);padding:var(--space-md) var(--space-lg);gap:var(--space-md);cursor:pointer;box-shadow:var(--shadow-sm);flex-direction:column;transition:transform .15s,box-shadow .15s;display:flex;position:relative}.admin-user-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.admin-user-card__company{top:var(--space-md);right:var(--space-md);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--text-secondary);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-full);text-overflow:ellipsis;white-space:nowrap;max-width:45%;padding:2px 10px;position:absolute;overflow:hidden}.admin-user-card__head{align-items:center;gap:var(--space-sm);min-width:0;padding-right:60px;display:flex}.admin-user-card__name{font-weight:var(--font-weight-semibold);font-size:var(--font-size-sm);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.admin-user-card__email{font-size:var(--font-size-xs);color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.admin-user-card__role{font-size:.68rem;font-weight:var(--font-weight-bold);letter-spacing:.05em;margin-top:2px}.admin-user-card__meta{gap:var(--space-md);font-size:var(--font-size-xs);color:var(--text-muted);border-top:1px solid var(--border-color);padding-top:var(--space-sm);flex-wrap:wrap;display:flex}.admin-user-card__meta span{align-items:center;gap:6px;display:inline-flex}.admin-users-table-wrap{-webkit-overflow-scrolling:touch;max-width:100%;overflow:auto hidden}.tags-input{border:1px solid var(--border-color);border-radius:var(--border-radius-md);background:var(--surface-input);padding:var(--space-xs) var(--space-sm);transition:border-color var(--transition-fast)}.tags-input:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px #3f51b533}.tags-input__list{gap:var(--space-xs);flex-wrap:wrap;align-items:center;display:flex}.tags-input__tag{padding:2px var(--space-sm);color:var(--primary);border-radius:var(--border-radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);background:#3f51b526;align-items:center;gap:4px;display:inline-flex}.tags-input__tag button{color:inherit;cursor:pointer;opacity:.7;background:0 0;border:none;align-items:center;padding:0;display:flex}.tags-input__tag button:hover{opacity:1}.tags-input__field{font-size:var(--font-size-sm);color:var(--text-primary);font-family:var(--font-family);min-width:120px;padding:var(--space-xs) 0;background:0 0;border:none;outline:none;flex:1}.tags-input__field::placeholder{color:var(--text-muted)}.visibility-options{gap:var(--space-sm);flex-direction:column;display:flex}.visibility-option{align-items:flex-start;gap:var(--space-md);padding:var(--space-md);border:1px solid var(--border-color);border-radius:var(--border-radius-md);cursor:pointer;transition:all var(--transition-fast);display:flex}.visibility-option:hover{border-color:var(--primary);background:#3f51b50a}.visibility-option--active{border-color:var(--primary);background:#3f51b514}.visibility-option__label{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary);margin:0 0 2px}.visibility-option__desc{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}.form-range{width:100%;accent-color:var(--primary);cursor:pointer;margin-top:var(--space-sm)}.form-range-labels{font-size:var(--font-size-xs);color:var(--text-muted);justify-content:space-between;margin-top:4px;display:flex}.form-input--error{border-color:var(--danger)}.form-input--error:focus{box-shadow:0 0 0 3px #f4433633}.builder-modules{gap:var(--space-sm);flex-direction:column;display:flex}.builder-empty{align-items:center;gap:var(--space-md);padding:var(--space-3xl);text-align:center;color:var(--text-muted);flex-direction:column;display:flex}.builder-empty h3{color:var(--text-primary)}.module-block{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);transition:border-color var(--transition-fast);overflow:hidden}.module-block:hover{border-color:var(--border-color-strong)}.module-block--adding{border-color:var(--primary);border-style:dashed}.module-block__header{align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:var(--surface-section);min-height:56px;display:flex}.module-block__toggle{color:var(--text-muted);cursor:pointer;border-radius:var(--border-radius-sm);transition:color var(--transition-fast);background:0 0;border:none;flex-shrink:0;align-items:center;padding:2px;display:flex}.module-block__toggle:hover{color:var(--text-primary)}.module-block__grip{color:var(--text-muted);cursor:grab;opacity:.5;flex-shrink:0}.module-block__grip:active{cursor:grabbing}.module-block__title{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.module-block__count{font-size:var(--font-size-xs);color:var(--text-muted);white-space:nowrap;flex-shrink:0}.module-block__actions{opacity:0;transition:opacity var(--transition-fast);flex-shrink:0;gap:2px;display:flex}.module-block:hover .module-block__actions{opacity:1}.module-block__body{padding:var(--space-sm) 0;border-top:1px solid var(--border-color)}.module-block__empty{padding:var(--space-md) var(--space-lg);font-size:var(--font-size-sm);color:var(--text-muted);margin:0;font-style:italic}.lesson-row{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);transition:background var(--transition-fast);min-height:44px;display:flex}.lesson-row:hover{background:var(--surface-hover)}.lesson-row__grip{color:var(--text-muted);cursor:grab;opacity:0;transition:opacity var(--transition-fast);flex-shrink:0}.lesson-row:hover .lesson-row__grip{opacity:.5}.lesson-row svg:not(.lesson-row__grip){color:var(--text-muted);flex-shrink:0}.lesson-row__title{font-size:var(--font-size-sm);color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.lesson-row__meta{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.lesson-row__duration{font-size:var(--font-size-xs);color:var(--text-muted);font-variant-numeric:tabular-nums}.lesson-row__actions{opacity:0;transition:opacity var(--transition-fast);gap:2px;display:flex}.lesson-row:hover .lesson-row__actions{opacity:1}.lesson-row__edit{align-items:center;gap:var(--space-sm);flex:1;min-width:0;display:flex}.add-lesson-form{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);border-top:1px dashed var(--border-color);background:#3f51b50a;display:flex}.add-lesson-btn{width:100%;color:var(--text-muted);padding:var(--space-sm) var(--space-lg);border-top:1px solid var(--border-color);border-radius:0;justify-content:flex-start}.add-lesson-btn:hover{color:var(--primary);background:#3f51b50f}.inline-input{align-items:center;gap:var(--space-xs);flex:1;min-width:0;display:flex}.inline-input__field{padding:6px var(--space-sm);font-size:var(--font-size-sm);flex:1;min-width:0}.role-dashboard-hero{border-radius:var(--border-radius-xl);padding:var(--space-2xl);margin-bottom:var(--space-xl);justify-content:space-between;align-items:center;gap:var(--space-xl);border:1px solid #ffffff0f;flex-wrap:wrap;transition:transform .3s,box-shadow .3s;display:flex;position:relative;overflow:hidden;box-shadow:0 1px 2px #0006,0 4px 8px #00000040,0 12px 24px #00000026}.role-dashboard-hero:after{content:"";border-radius:inherit;-webkit-mask-composite:xor;opacity:0;pointer-events:none;z-index:0;background:linear-gradient(135deg,#3f51b500,#3f51b500,#ff6d0000,#ff6d0000);padding:1px;transition:opacity .3s;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#fff 0 0),linear-gradient(#fff 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.role-dashboard-hero:hover:after{opacity:1;background:linear-gradient(135deg,#3f51b5b3,#7c4dff80,#ff6d0080,#3f51b5b3)}.role-dashboard-hero:hover{transform:translateY(-2px);box-shadow:0 2px 4px #0006,0 8px 16px #0000004d,0 20px 40px #00000026}.role-dashboard-hero>*{z-index:1;position:relative}.role-dashboard-hero--student{background:linear-gradient(135deg, #4caf5014 0%, var(--surface-card) 100%);border-color:#4caf5033}.role-dashboard-hero--teacher{background:linear-gradient(135deg, #3f51b51a 0%, var(--surface-card) 100%);border-color:#3f51b533}.role-dashboard-hero--admin{background:linear-gradient(135deg, color-mix(in srgb, var(--brand-glow,#f44336) 4%, transparent) 0%, var(--surface-card) 100%);border-color:color-mix(in srgb, var(--brand-glow,#f44336) 8%, transparent)}.role-dashboard-hero__content h1{margin:var(--space-xs) 0}.role-dashboard-hero__content p{color:var(--text-muted);font-size:var(--font-size-base);margin:0}.role-dashboard-hero__actions{gap:var(--space-sm);flex-wrap:wrap;flex-shrink:0;display:flex}@media (width<=480px){.role-dashboard-hero__actions{flex-direction:column;width:100%}.role-dashboard-hero__actions .btn,.role-dashboard-hero__actions a{justify-content:center;width:100%}.role-dashboard-hero{flex-direction:column;align-items:flex-start}}.role-dashboard-placeholder{text-align:center;padding:var(--space-3xl);align-items:center;gap:var(--space-sm);color:var(--text-muted);flex-direction:column;display:flex}.role-dashboard-placeholder h3{color:var(--text-primary);margin:0}.role-dashboard-placeholder p{max-width:400px;margin:0}.enrollment-card{flex-direction:column;display:flex}.enrollment-card__thumb{aspect-ratio:16/9;background:var(--surface-section);position:relative;overflow:hidden}.enrollment-card__thumb img{object-fit:cover;width:100%;height:100%;transition:transform var(--transition-slow)}.enrollment-card__thumb-placeholder{justify-content:center;align-items:center;width:100%;height:100%;display:flex}.enrollment-card__thumb-overlay{opacity:0;transition:opacity var(--transition-normal);background:#0000004d;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.enrollment-card:hover .enrollment-card__thumb-overlay{opacity:1}.enrollment-card__play-btn{background:var(--primary);width:52px;height:52px;transition:transform var(--transition-fast), box-shadow var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;text-decoration:none;display:flex}.enrollment-card__play-btn:hover{box-shadow:var(--shadow-glow);text-decoration:none;transform:scale(1.1)}.enrollment-card__instructor{font-size:var(--font-size-xs);color:var(--primary);font-weight:var(--font-weight-medium);margin:0 0 var(--space-xs)}.enrollment-card__title{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0 0 var(--space-sm);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.enrollment-card__meta{justify-content:space-between;align-items:center;gap:var(--space-sm);display:flex}.player-layout{height:calc(100vh - var(--header-height));margin:calc(-1 * var(--space-lg));display:flex;overflow:hidden}.player-sidebar{background:var(--surface-card);border-right:1px solid var(--border-color);width:300px;transition:transform var(--transition-normal), width var(--transition-normal);flex-direction:column;flex-shrink:0;display:flex;overflow:hidden}.player-sidebar-overlay{display:none}.player-sidebar__header{justify-content:space-between;align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);border-bottom:1px solid var(--border-color);flex-shrink:0;display:flex}.player-sidebar__progress-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:0 0 var(--space-xs)}.player-sidebar__close{flex-shrink:0}.player-sidebar__nav{padding:var(--space-sm) 0;flex:1;overflow-y:auto}.player-module{border-bottom:1px solid var(--border-color)}.player-module__header{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--surface-section);display:flex}.player-module__number{width:22px;height:22px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.player-module__info{flex:1;min-width:0}.player-module__title{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.player-module__count{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}.player-module__locked{align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);font-size:var(--font-size-xs);color:var(--text-muted);font-style:italic;display:flex}.player-module__lessons{padding:var(--space-xs) 0}.player-lesson{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-xs) var(--space-md) var(--space-xs) calc(var(--space-md) + var(--space-sm));text-align:left;cursor:pointer;font-family:var(--font-family);transition:background var(--transition-fast);background:0 0;border:none;min-height:36px;display:flex}.player-lesson:hover{background:var(--surface-hover)}.player-lesson--active{border-left:3px solid var(--primary);background:#3f51b51a}.player-lesson--completed .player-lesson__title{color:var(--text-muted)}.player-lesson--locked{opacity:.45;cursor:not-allowed;pointer-events:auto}.player-lesson--locked:hover{background:0 0}.player-lesson--locked .player-lesson__title{color:var(--text-muted)}.player-lesson__icon{color:var(--text-muted);flex-shrink:0;align-items:center;display:flex}.player-lesson__content{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.player-lesson__title{font-size:var(--font-size-xs);color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.player-lesson--active .player-lesson__title{color:var(--primary);font-weight:var(--font-weight-medium)}.player-lesson__duration{font-size:var(--font-size-xs);color:var(--text-muted);font-variant-numeric:tabular-nums;flex-shrink:0;align-self:flex-start}.player-lesson__progress-bar{background:var(--surface-hover);border-radius:var(--border-radius-full);width:100%;height:3px;margin-top:2px;overflow:hidden}.player-lesson__progress-fill{background:linear-gradient(90deg, var(--color-video-accent), var(--primary));border-radius:var(--border-radius-full);height:100%;transition:width var(--transition-normal)}.player-main{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.player-topbar{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-lg);background:var(--surface-card);border-bottom:1px solid var(--border-color);flex-wrap:wrap;flex-shrink:0;display:flex}.player-topbar__title{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;text-align:center;flex:1;margin:0;overflow:hidden}.player-content-area{padding:var(--space-xl);flex:1;overflow-y:auto}.player-content-empty{justify-content:center;align-items:center;gap:var(--space-md);height:100%;color:var(--text-muted);text-align:center;flex-direction:column;display:flex}.player-content__header{margin-bottom:var(--space-lg)}.player-content__title{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin:var(--space-sm) 0 0}.player-video-wrap{aspect-ratio:16/9;border-radius:var(--border-radius-lg);width:100%;margin-bottom:var(--space-lg);background:#000;position:relative;overflow:hidden}.player-video-placeholder{justify-content:center;align-items:center;gap:var(--space-sm);background:var(--surface-section);width:100%;height:100%;color:var(--text-muted);font-size:var(--font-size-sm);flex-direction:column;display:flex;position:relative}.player-completed-badge{align-items:center;gap:var(--space-xs);margin-top:var(--space-xl);padding:var(--space-sm) var(--space-md);background:var(--success-soft);color:var(--success);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);display:inline-flex}@media (width<=768px){.player-layout{height:auto;margin:calc(-1 * var(--space-md));flex-direction:column}.player-sidebar{left:0;top:var(--header-height);z-index:var(--z-modal);width:85vw;max-width:320px;position:fixed;bottom:0;transform:translate(-100%)}.player-sidebar--open{transform:translate(0)}.player-sidebar-overlay{background:var(--surface-overlay);z-index:calc(var(--z-modal) - 1);display:block;position:fixed;inset:0}.player-main{height:auto}.player-content-area{padding:var(--space-md)}.player-topbar__title{display:none}}.thumbnail-uploader{aspect-ratio:16/9;border:2px dashed var(--border-color);border-radius:var(--border-radius-lg);cursor:pointer;width:100%;transition:border-color var(--transition-fast), background var(--transition-fast);background:var(--surface-ground);position:relative;overflow:hidden}.thumbnail-uploader:hover,.thumbnail-uploader--dragging{border-color:var(--primary);background:#3f51b50a}.thumbnail-uploader__placeholder{justify-content:center;align-items:center;gap:var(--space-sm);height:100%;padding:var(--space-xl);text-align:center;color:var(--text-muted);font-size:var(--font-size-sm);flex-direction:column;display:flex}.thumbnail-uploader__placeholder p{color:var(--text-secondary);margin:0}.thumbnail-uploader__placeholder span{font-size:var(--font-size-xs)}.thumbnail-uploader__preview{object-fit:cover;width:100%;height:100%}.thumbnail-uploader__overlay{justify-content:center;align-items:center;gap:var(--space-xs);opacity:0;transition:opacity var(--transition-fast);color:#fff;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);background:#00000080;flex-direction:column;display:flex;position:absolute;inset:0}.thumbnail-uploader:hover .thumbnail-uploader__overlay{opacity:1}.lesson-resources{gap:var(--space-xs);padding:var(--space-xs) 0 var(--space-sm);flex-wrap:wrap;display:flex}.lesson-resource-item{padding:3px var(--space-sm);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-full);font-size:var(--font-size-xs);color:var(--text-secondary);align-items:center;gap:4px;display:inline-flex}.lesson-resource-item__name{text-overflow:ellipsis;white-space:nowrap;max-width:120px;overflow:hidden}.lesson-resource-upload{font-size:var(--font-size-xs);padding:3px var(--space-sm);color:var(--primary);border:1px dashed var(--primary);border-radius:var(--border-radius-full)}.lesson-resource-upload:hover{background:#3f51b514}.access-requests-filters{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.access-requests-list{gap:var(--space-md);flex-direction:column;display:flex}.access-request-card{padding:var(--space-lg);transition:border-color var(--transition-fast)}.access-request-card--pending{border-color:#ff98004d}.access-request-card__header{align-items:center;gap:var(--space-lg);flex-wrap:wrap;display:flex}.access-request-card__student{align-items:center;gap:var(--space-sm);flex:1;min-width:200px;display:flex}.access-request-card__name{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0}.access-request-card__email{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}.access-request-card__course{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--text-secondary);flex:1;min-width:180px;display:flex}.access-request-card__meta{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.access-request-card__date{font-size:var(--font-size-xs);color:var(--text-muted)}.access-request-card__expand{color:var(--text-muted);flex-shrink:0}.access-request-card__message{margin-top:var(--space-md);padding:var(--space-md);background:var(--surface-section);border-radius:var(--border-radius-md);border-left:3px solid var(--primary)}.access-request-card__message p{font-size:var(--font-size-sm);color:var(--text-secondary);font-style:italic;line-height:var(--line-height-relaxed);margin:0}.access-request-card__actions{gap:var(--space-sm);margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--border-color);display:flex}.access-request-card__reviewed{font-size:var(--font-size-xs);color:var(--text-muted);margin:var(--space-sm) 0 0;font-style:italic}.video-uploader{gap:var(--space-sm);flex-direction:column;display:flex}.video-uploader__dropzone{border:2px dashed var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-xl) var(--space-lg);align-items:center;gap:var(--space-sm);cursor:pointer;text-align:center;background:var(--surface-ground);transition:all var(--transition-fast);flex-direction:column;display:flex}.video-uploader__dropzone:hover,.video-uploader__dropzone--dragging{border-color:var(--primary);background:#3f51b50a}.video-uploader__icon{background:#3f51b51a;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;display:flex}.video-uploader__title{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary);margin:0}.video-uploader__hint{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}.video-uploader__status{align-items:center;gap:var(--space-md);padding:var(--space-md);border-radius:var(--border-radius-md);border:1px solid var(--border-color);background:var(--surface-section);display:flex}.video-uploader__status--uploading{border-color:#3f51b54d}.video-uploader__status--queued{border-color:#ff98004d}.video-uploader__status--processing{border-color:#3f51b54d}.video-uploader__status--ready{background:var(--success-soft);border-color:#4caf504d}.video-uploader__status--error{background:var(--danger-soft);border-color:#f443364d}.video-uploader__status-icon{flex-shrink:0;align-items:center;display:flex}.video-uploader__status-info{flex:1;min-width:0}.video-uploader__filename{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.video-uploader__filesize{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}.video-uploader__status-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);margin:2px 0 0}.video-pipeline{padding:var(--space-sm) var(--space-md);background:var(--surface-ground);border-radius:var(--border-radius-md);border:1px solid var(--border-color);align-items:center;gap:0;row-gap:var(--space-sm);flex-wrap:wrap;display:flex}.video-pipeline__step{align-items:center;gap:var(--space-xs);flex-shrink:0;display:flex}.video-pipeline__dot{background:var(--surface-hover);border:2px solid var(--border-color);width:20px;height:20px;font-size:9px;font-weight:var(--font-weight-bold);color:var(--text-muted);transition:all var(--transition-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.video-pipeline__step--done .video-pipeline__dot{background:var(--success-soft);border-color:var(--success);color:var(--success)}.video-pipeline__step--active .video-pipeline__dot{border-color:var(--primary);color:var(--primary);background:#3f51b526}.video-pipeline__label{font-size:var(--font-size-xs);color:var(--text-muted);white-space:nowrap}.video-pipeline__step--done .video-pipeline__label{color:var(--success)}.video-pipeline__step--active .video-pipeline__label{color:var(--primary);font-weight:var(--font-weight-medium)}.video-pipeline__line{background:var(--border-color);width:24px;height:2px;margin:0 var(--space-xs);transition:background var(--transition-fast);flex-shrink:0}.video-pipeline__line--done{background:var(--success)}.video-pipeline__bar{align-items:center;gap:var(--space-sm);width:100%;margin-top:var(--space-xs);display:flex}.video-pipeline__pct{font-size:var(--font-size-xs);color:var(--text-muted);font-variant-numeric:tabular-nums;flex-shrink:0;min-width:32px}.video-uploader__error{align-items:center;gap:var(--space-xs);font-size:var(--font-size-xs);color:var(--danger);padding:var(--space-xs) var(--space-sm);background:var(--danger-soft);border-radius:var(--border-radius-sm);display:flex}.video-uploader__ready{align-items:center;gap:var(--space-xs);font-size:var(--font-size-xs);color:var(--success);padding:var(--space-xs) var(--space-sm);background:var(--success-soft);border-radius:var(--border-radius-sm);display:flex}.vp-container{width:100%;aspect-ratio:var(--video-player-aspect,16/9);border-radius:var(--border-radius-lg);-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;background:#000;position:relative;overflow:hidden}.vp-container--fullscreen{aspect-ratio:unset;border-radius:0;width:100vw;height:100vh}.vp-video{object-fit:contain;cursor:pointer;width:100%;height:100%;display:block}.video-watermark{pointer-events:none;z-index:10;opacity:.15;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:#fff;white-space:nowrap;-webkit-user-select:none;user-select:none;transition:top 1s,left 1s;position:absolute}.vp-buffering{z-index:5;background:#0000004d;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.vp-error{z-index:5;padding:var(--space-xl);text-align:center;background:#000000b3;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.vp-error p{color:var(--danger);font-size:var(--font-size-base);font-weight:var(--font-weight-medium)}.vp-play-overlay{cursor:pointer;z-index:4;transition:background var(--transition-fast);background:#0003;border:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.vp-play-overlay:hover{background:#00000059}.vp-play-overlay svg{filter:drop-shadow(0 2px 8px #00000080);transition:transform var(--transition-fast)}.vp-play-overlay:hover svg{transform:scale(1.1)}.vp-controls{padding:var(--space-2xl) var(--space-md) var(--space-md);z-index:6;opacity:0;transition:opacity var(--transition-normal);background:linear-gradient(#0000,#000000d9);position:absolute;bottom:0;left:0;right:0}.vp-controls--visible{opacity:1}.vp-controls__row{justify-content:space-between;align-items:center;gap:var(--space-sm);margin-top:var(--space-sm);display:flex}.vp-controls__left,.vp-controls__right{align-items:center;gap:var(--space-xs);display:flex}.vp-btn{color:#ffffffe6;cursor:pointer;border-radius:var(--border-radius-sm);font-size:var(--font-size-xs);font-family:var(--font-family);transition:color var(--transition-fast), background var(--transition-fast);background:0 0;border:none;align-items:center;gap:4px;padding:4px 6px;display:inline-flex}.vp-btn:hover{color:#fff;background:#ffffff1a}.vp-progress{cursor:pointer;width:100%;padding:6px 0}.vp-progress__track{border-radius:var(--border-radius-full);height:4px;transition:height var(--transition-fast);background:#ffffff40;position:relative}.vp-progress:hover .vp-progress__track{height:6px}.vp-progress__fill{background:var(--color-video-accent);border-radius:var(--border-radius-full);pointer-events:none;z-index:2;height:100%;position:relative}.vp-progress__allowed{border-radius:var(--border-radius-full);pointer-events:none;z-index:1;background:#ffffff40;height:100%;transition:width .5s;position:absolute;top:0;left:0}.vp-progress__thumb{background:var(--color-video-accent);pointer-events:none;width:14px;height:14px;transition:transform var(--transition-fast);border-radius:50%;position:absolute;top:50%;transform:translate(-50%,-50%)scale(0)}.vp-progress:hover .vp-progress__thumb{transform:translate(-50%,-50%)scale(1)}.vp-time{font-size:var(--font-size-xs);color:#fffc;font-variant-numeric:tabular-nums;white-space:nowrap}.vp-volume{align-items:center;gap:4px;display:flex}.vp-volume__slider{width:64px;accent-color:var(--color-video-accent);cursor:pointer;height:3px}.vp-quality{position:relative}.vp-quality__menu{border-radius:var(--border-radius-md);z-index:10;min-width:80px;animation:slideUp var(--transition-fast) ease-out;background:#14141ef2;border:1px solid #ffffff1a;position:absolute;bottom:calc(100% + 8px);right:0;overflow:hidden}.vp-quality__option{width:100%;padding:6px var(--space-md);color:#fffc;font-size:var(--font-size-xs);font-family:var(--font-family);cursor:pointer;text-align:left;transition:background var(--transition-fast);background:0 0;border:none;display:block}.vp-quality__option:hover{color:#fff;background:#ffffff1a}.vp-quality__option--active{color:var(--color-video-accent);font-weight:var(--font-weight-semibold)}.vp-quality__label{font-size:var(--font-size-xs)}.eval-builder-layout{gap:var(--space-xl);grid-template-columns:1fr 300px;align-items:start;display:grid}@media (width<=1100px){.eval-builder-layout{grid-template-columns:1fr 260px}}@media (width<=900px){.eval-builder-layout{grid-template-columns:1fr}.eval-builder-sidebar{order:-1}}.eval-builder-sidebar,.eval-builder-main{min-width:0}.eval-empty{align-items:center;gap:var(--space-sm);padding:var(--space-2xl);text-align:center;color:var(--text-muted);flex-direction:column;display:flex}.eval-question-row{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);border-bottom:1px solid var(--border-color);transition:background var(--transition-fast);min-height:52px;display:flex}.eval-question-row:last-child{border-bottom:none}.eval-question-row:hover{background:var(--surface-hover)}.eval-question-row__grip{color:var(--text-muted);cursor:grab;opacity:.5;flex-shrink:0}.eval-question-row__num{width:22px;height:22px;color:var(--color-evaluation);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#ff6d001f;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.eval-question-row__content{flex:1;min-width:0}.eval-question-row__prompt{font-size:var(--font-size-sm);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.eval-question-row__type{font-size:var(--font-size-xs);color:var(--text-muted)}.eval-question-row__points{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-evaluation);flex-shrink:0}.eval-question-row__actions{opacity:0;transition:opacity var(--transition-fast);gap:2px;display:flex}.eval-question-row:hover .eval-question-row__actions{opacity:1}.question-type-grid{gap:var(--space-sm);grid-template-columns:repeat(auto-fill,minmax(160px,1fr));display:grid}.question-type-card{padding:var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);cursor:pointer;text-align:left;font-family:var(--font-family);transition:all var(--transition-fast);flex-direction:column;align-items:flex-start;gap:4px;display:flex}.question-type-card:hover{border-color:var(--color-evaluation);background:#ff6d000f}.question-type-card__label{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary)}.question-type-card__desc{font-size:var(--font-size-xs);color:var(--text-muted)}.question-editor{flex-direction:column;display:flex}.question-option-row{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.question-option-row input[type=radio],.question-option-row input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-evaluation);cursor:pointer;flex-shrink:0}.matching-editor{gap:var(--space-sm);flex-direction:column;display:flex}.matching-editor__header{gap:var(--space-sm);grid-template-columns:1fr 1fr 32px;display:grid}.matching-editor__col-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;padding:0 var(--space-sm)}.matching-editor__row{gap:var(--space-sm);grid-template-columns:1fr 1fr 32px;align-items:center;display:grid}.sequencing-editor__num{border-radius:var(--border-radius-full);width:24px;height:24px;color:var(--color-evaluation);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#ff6d0026;flex-shrink:0;justify-content:center;align-items:center;display:flex}.word-search-preview{margin-top:var(--space-md);padding:var(--space-md);background:var(--surface-section);border-radius:var(--border-radius-md);border:1px solid var(--border-color)}.crossword-clue-row{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.crossword-clue-row__num{border-radius:var(--border-radius-full);width:24px;height:24px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;flex-shrink:0;justify-content:center;align-items:center;display:flex}.crossword-clue-row__fields{gap:var(--space-sm);flex:1;grid-template-columns:160px 1fr 130px;display:grid}@media (width<=640px){.crossword-clue-row__fields{grid-template-columns:1fr}.matching-editor__header,.matching-editor__row{grid-template-columns:1fr 1fr}}.case-study-subq{margin-bottom:var(--space-sm)}.case-study-subq__header{align-items:center;gap:var(--space-sm);display:flex}.case-study-subq__num{border-radius:var(--border-radius-full);width:24px;height:24px;color:var(--color-forum);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#26a69a26;flex-shrink:0;justify-content:center;align-items:center;display:flex}.eval-page{max-width:760px;margin:0 auto}.eval-header{justify-content:space-between;align-items:flex-start;gap:var(--space-lg);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.eval-header__title{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin:0 0 var(--space-sm)}.eval-timer{align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-full);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);font-variant-numeric:tabular-nums;flex-shrink:0;display:flex}.eval-timer--warning{background:var(--danger-soft);border-color:var(--danger);color:var(--danger);animation:1s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.eval-nav{gap:var(--space-xs);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.eval-nav__btn{border-radius:var(--border-radius-md);border:1px solid var(--border-color);background:var(--surface-section);width:36px;height:36px;color:var(--text-muted);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast)}.eval-nav__btn:hover{border-color:var(--color-evaluation);color:var(--color-evaluation)}.eval-nav__btn--active{background:var(--color-evaluation);border-color:var(--color-evaluation);color:#fff}.eval-nav__btn--answered{border-color:var(--success);color:var(--success);background:#4caf5026}.eval-nav__btn--active.eval-nav__btn--answered{background:var(--success);border-color:var(--success);color:#fff}.eval-question-card{margin-bottom:var(--space-xl)}.eval-question-card__header{margin-bottom:var(--space-md);justify-content:space-between;align-items:center;display:flex}.eval-question-card__num{font-size:var(--font-size-xs);color:var(--text-muted);font-weight:var(--font-weight-medium);text-transform:uppercase;letter-spacing:.5px}.eval-question-card__points{font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);color:var(--color-evaluation);padding:2px var(--space-sm);border-radius:var(--border-radius-full);background:#ff6d001a}.eval-question-card__prompt{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);color:var(--text-primary);line-height:var(--line-height-relaxed);margin:0 0 var(--space-xl)}.eval-options{gap:var(--space-sm);flex-direction:column;display:flex}.eval-option{align-items:center;gap:var(--space-md);padding:var(--space-md);border:1px solid var(--border-color);border-radius:var(--border-radius-md);cursor:pointer;transition:all var(--transition-fast);background:var(--surface-section);display:flex}.eval-option:hover{border-color:var(--color-evaluation);background:#ff6d000a}.eval-option--selected{border-color:var(--color-evaluation);background:#ff6d0014}.eval-option input[type=radio],.eval-option input[type=checkbox]{display:none}.eval-option__letter{background:var(--surface-hover);width:28px;height:28px;color:var(--text-muted);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);transition:all var(--transition-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.eval-option--selected .eval-option__letter{background:var(--color-evaluation);color:#fff}.eval-option__text{font-size:var(--font-size-base);color:var(--text-primary);flex:1}.eval-tf-options{gap:var(--space-md);display:flex}.eval-tf-btn{padding:var(--space-lg);border:2px solid var(--border-color);border-radius:var(--border-radius-lg);background:var(--surface-section);color:var(--text-secondary);font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);flex:1}.eval-tf-btn:hover{border-color:var(--color-evaluation);color:var(--color-evaluation)}.eval-tf-btn--selected{border-color:var(--color-evaluation);color:var(--color-evaluation);background:#ff6d001a}.eval-fill-blank{font-size:var(--font-size-md);color:var(--text-primary);line-height:2.2}.eval-fill-blank__input{width:140px;margin:0 var(--space-xs);padding:4px var(--space-sm);vertical-align:middle;display:inline-block}.eval-footer{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-lg) 0;border-top:1px solid var(--border-color);margin-top:var(--space-md);display:flex}.eval-footer__status{text-align:center;flex:1}.eval-preview-page{max-width:760px;margin:0 auto}.eval-preview-banner{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--border-radius-md);color:var(--info);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);background:#2196f31a;border:1px solid #2196f340;display:flex}.eval-preview-answer{margin-top:var(--space-md);border-radius:var(--border-radius-md);overflow:hidden}.eval-preview-answer summary{cursor:pointer;padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);-webkit-user-select:none;user-select:none;align-items:center;gap:var(--space-xs);list-style:none;display:flex}.eval-preview-answer summary::-webkit-details-marker{display:none}.eval-preview-answer summary:before{content:"▶";transition:transform var(--transition-fast);font-size:9px}.eval-preview-answer[open] summary:before{transform:rotate(90deg)}.eval-preview-answer__body{padding:var(--space-sm) var(--space-md);background:var(--surface-section);border-radius:0 0 var(--border-radius-md) var(--border-radius-md);font-size:var(--font-size-sm);color:var(--success);font-weight:var(--font-weight-medium);border-top:1px solid var(--border-color)}.eval-options--preview .eval-option--preview{opacity:.75;cursor:default;pointer-events:none}.eval-tf-options--preview .eval-tf-btn{opacity:.75;cursor:default}.preview-matching__cols{gap:var(--space-md);grid-template-columns:1fr 24px 1fr;align-items:start;display:grid}.preview-matching__col-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-sm)}.preview-matching__divider{background:var(--border-color);align-self:stretch;width:1px;margin-top:28px}.preview-matching__item{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);margin-bottom:var(--space-xs);font-size:var(--font-size-sm);color:var(--text-primary);display:flex}.preview-matching__badge{border-radius:var(--border-radius-full);width:22px;height:22px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;flex-shrink:0;justify-content:center;align-items:center;display:flex}.preview-matching__badge--right{color:var(--color-evaluation);background:#ff6d001f}@media (width<=576px){.preview-matching__cols{grid-template-columns:1fr}.preview-matching__divider{display:none}}.preview-sequencing{gap:var(--space-xs);flex-direction:column;display:flex}.preview-sequencing__item{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);color:var(--text-primary);cursor:grab;display:flex}.preview-sequencing__grip{color:var(--text-muted);font-size:var(--font-size-md);flex-shrink:0;line-height:1}.preview-word-search{gap:var(--space-md);flex-direction:column;display:flex}.preview-word-search__info{align-items:center;gap:var(--space-sm);display:flex}.preview-word-search__words{gap:var(--space-xs);flex-wrap:wrap;display:flex}.preview-word-search__grid-placeholder,.preview-crossword__grid-placeholder{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-xl);background:var(--surface-section);border:2px dashed var(--border-color);border-radius:var(--border-radius-lg);color:var(--text-muted);font-size:var(--font-size-sm);text-align:center;flex-direction:column;display:flex}.preview-crossword{gap:var(--space-lg);flex-direction:column;display:flex}.preview-crossword__clues{gap:var(--space-lg);grid-template-columns:1fr 1fr;display:grid}.preview-crossword__clue-title{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-sm)}.preview-crossword__clue-item{font-size:var(--font-size-sm);color:var(--text-secondary);margin-bottom:var(--space-xs);line-height:var(--line-height-normal)}@media (width<=576px){.preview-crossword__clues{grid-template-columns:1fr}}.preview-case-study{gap:var(--space-lg);flex-direction:column;display:flex}.preview-case-study__scenario{padding:var(--space-lg);background:var(--surface-section);border-left:3px solid var(--color-forum);border-radius:0 var(--border-radius-md) var(--border-radius-md) 0}.preview-case-study__scenario-label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-forum);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-sm)}.preview-case-study__subqs{gap:var(--space-md);flex-direction:column;display:flex}.preview-case-study__subq{gap:var(--space-md);align-items:flex-start;display:flex}.preview-case-study__subq-num{border-radius:var(--border-radius-full);width:26px;height:26px;color:var(--color-forum);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#26a69a26;flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;display:flex}.score-ring{flex-shrink:0;position:relative}.score-ring__inner{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.score-ring__value{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);line-height:1}.score-ring__label{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:2px}.result-score-card{align-items:center;gap:var(--space-2xl);border-width:2px;flex-wrap:wrap;display:flex}.result-score-card--passed{background:#4caf500a;border-color:#4caf5066}.result-score-card--failed{background:#f443360a;border-color:#f4433666}.result-score-card--pending{background:#ff98000a;border-color:#ff980066}.result-score-card__info{flex:1;min-width:200px}.result-questions-list{gap:var(--space-sm);flex-direction:column;display:flex}.result-question{border:1px solid var(--border-color);border-radius:var(--border-radius-md);transition:border-color var(--transition-fast);overflow:hidden}.result-question--correct{border-color:#4caf504d}.result-question--wrong{border-color:#f443364d}.result-question--pending{border-color:#ff98004d}.result-question__header{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-md) var(--space-lg);background:var(--surface-section);cursor:pointer;text-align:left;font-family:var(--font-family);transition:background var(--transition-fast);border:none;display:flex}.result-question__header:hover{background:var(--surface-hover)}.result-question__status{flex-shrink:0;display:flex}.result-question__num{font-size:var(--font-size-xs);color:var(--text-muted);white-space:nowrap;flex-shrink:0}.result-question__prompt{font-size:var(--font-size-sm);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;flex:1;margin:0;overflow:hidden}.result-question__points{flex-shrink:0}.result-question__body{padding:var(--space-lg);border-top:1px solid var(--border-color);gap:var(--space-md);flex-direction:column;display:flex}.result-answer__label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:0 0 4px}.result-answer__value{font-size:var(--font-size-base);color:var(--text-primary);padding:var(--space-sm) var(--space-md);border-radius:var(--border-radius-sm);background:var(--surface-section);margin:0}.result-answer__value--correct{background:var(--success-soft);color:var(--success)}.result-answer__value--wrong{background:var(--danger-soft);color:var(--danger)}.result-pending-note{align-items:center;gap:var(--space-xs);font-size:var(--font-size-sm);color:var(--warning);padding:var(--space-sm) var(--space-md);background:var(--warning-soft);border-radius:var(--border-radius-sm);display:flex}.result-explanation{padding:var(--space-sm) var(--space-md);border-left:3px solid var(--primary);border-radius:0 var(--border-radius-sm) var(--border-radius-sm) 0;background:#3f51b50f}.result-feedback{padding:var(--space-sm) var(--space-md);border-left:3px solid var(--color-forum);border-radius:0 var(--border-radius-sm) var(--border-radius-sm) 0;background:#26a69a14}.grading-card{transition:border-color var(--transition-fast);overflow:hidden}.grading-card--done{opacity:.8;border-color:#4caf504d}.grading-card__header{align-items:center;gap:var(--space-md);width:100%;padding:var(--space-md) var(--space-lg);background:var(--surface-section);cursor:pointer;text-align:left;font-family:var(--font-family);transition:background var(--transition-fast);border:none;display:flex}.grading-card__header:hover{background:var(--surface-hover)}.grading-card__status{flex-shrink:0;display:flex}.grading-card__info{flex:1;min-width:0}.grading-card__eval{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0 0 2px}.grading-card__badge{flex-shrink:0}.grading-card__body{padding:var(--space-lg);border-top:1px solid var(--border-color);gap:var(--space-lg);flex-direction:column;display:flex}.grading-question{padding:var(--space-lg);background:var(--surface-section);border-radius:var(--border-radius-md);border:1px solid var(--border-color);gap:var(--space-md);transition:border-color var(--transition-fast);flex-direction:column;display:flex}.grading-question--graded{background:#4caf5008;border-color:#4caf504d}.grading-question__label{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:0 0 4px}.grading-question__text{font-size:var(--font-size-base);color:var(--text-primary);line-height:var(--line-height-relaxed);margin:0}.grading-question__response{font-size:var(--font-size-sm);color:var(--text-secondary);padding:var(--space-md);background:var(--surface-card);border-radius:var(--border-radius-sm);border:1px solid var(--border-color);line-height:var(--line-height-relaxed);white-space:pre-wrap}.grading-question__form{gap:var(--space-sm);padding-top:var(--space-md);border-top:1px solid var(--border-color);flex-direction:column;display:flex}.grading-question__points-row{align-items:center;gap:var(--space-md);display:flex}.player-module__header--locked{opacity:.6}.player-module__locked{align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md) var(--space-sm) calc(var(--space-md) + var(--space-sm));font-size:var(--font-size-xs);color:var(--text-muted);text-align:left;width:100%;font-style:italic;font-family:var(--font-family);cursor:default;background:0 0;border:none;display:flex}.player-module__locked--clickable{cursor:pointer;color:var(--color-evaluation);font-style:normal;font-weight:var(--font-weight-medium);transition:background var(--transition-fast)}.player-module__locked--clickable:hover{color:var(--color-evaluation);background:#ff6d000f}.player-module__locked--clickable svg{color:var(--color-evaluation)}.matching-interactive{gap:var(--space-md);flex-direction:column;display:flex}.matching-interactive__grid{gap:var(--space-sm);flex-direction:column;display:flex}.matching-interactive__row{gap:var(--space-md);grid-template-columns:1fr 1fr;align-items:center;display:grid}.matching-interactive__left{padding:var(--space-sm) var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);color:var(--text-primary)}.matching-interactive__select{font-size:var(--font-size-sm)}@media (width<=576px){.matching-interactive__row{grid-template-columns:1fr}}.sequencing-interactive{gap:var(--space-md);flex-direction:column;display:flex}.sequencing-interactive__list{gap:var(--space-xs);flex-direction:column;display:flex}.sequencing-interactive__item{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);transition:all var(--transition-fast);display:flex}.sequencing-interactive__num{border-radius:var(--border-radius-full);width:24px;height:24px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;flex-shrink:0;justify-content:center;align-items:center;display:flex}.sequencing-interactive__text{font-size:var(--font-size-sm);color:var(--text-primary);flex:1}.sequencing-interactive__controls{gap:var(--space-xs);flex-shrink:0;display:flex}.sequencing-interactive__controls .btn-icon{width:28px;height:28px;font-size:var(--font-size-md);font-weight:var(--font-weight-bold)}.word-search-interactive{gap:var(--space-lg);flex-direction:column;display:flex}.word-search-interactive__word{padding:var(--space-xs) var(--space-sm);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);font-family:var(--font-family-mono);letter-spacing:1px;cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;align-items:center;display:inline-flex}.word-search-interactive__word:hover{border-color:var(--color-evaluation);background:#ff6d000f}.word-search-interactive__word--found{background:var(--success-soft);border-color:var(--success);color:var(--success);font-weight:var(--font-weight-semibold)}.word-search-interactive__word input[type=checkbox]{cursor:pointer}.crossword-interactive,.crossword-interactive__grid{gap:var(--space-xl);flex-direction:column;display:flex}.crossword-interactive__section{gap:var(--space-md);flex-direction:column;display:flex}.crossword-interactive__clue{gap:var(--space-sm);align-items:flex-start;display:flex}.crossword-interactive__num{border-radius:var(--border-radius-full);width:24px;height:24px;color:var(--primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);background:#3f51b526;flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;display:flex}.case-study-interactive,.case-study-interactive__layout{gap:var(--space-xl);flex-direction:column;display:flex}.case-study-interactive__scenario{top:var(--space-md);padding:var(--space-lg);background:var(--surface-section);border-left:3px solid var(--color-forum);border-radius:0 var(--border-radius-md) var(--border-radius-md) 0;position:sticky}.case-study-interactive__questions{gap:var(--space-lg);flex-direction:column;display:flex}.case-study-interactive__subq{gap:var(--space-sm);flex-direction:column;display:flex}@media (width>=992px){.case-study-interactive__layout{gap:var(--space-xl);grid-template-columns:320px 1fr;display:grid}}.catalog-pagination{justify-content:center;align-items:center;gap:var(--space-sm);margin-top:var(--space-2xl);padding:var(--space-xl) 0;display:flex}.catalog-pagination__btn{align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);display:flex}.catalog-pagination__btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary);background:#3f51b50d}.catalog-pagination__btn:disabled{opacity:.4;cursor:not-allowed}.catalog-pagination__pages{align-items:center;gap:var(--space-xs);display:flex}.catalog-pagination__page{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-md);width:36px;height:36px;color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);justify-content:center;align-items:center;display:flex}.catalog-pagination__page:hover{border-color:var(--primary);color:var(--primary);background:#3f51b50d}.catalog-pagination__page--active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:var(--font-weight-semibold)}.catalog-pagination__page--active:hover{background:var(--primary-600);border-color:var(--primary-600);color:#fff}.catalog-pagination__ellipsis{width:36px;height:36px;color:var(--text-muted);font-size:var(--font-size-sm);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;display:flex}.catalog-results-header{margin-bottom:var(--space-lg);justify-content:space-between;align-items:center;gap:var(--space-sm);flex-wrap:wrap;display:flex}.catalog-page-info{font-size:var(--font-size-xs);color:var(--text-muted);margin:0}@media (width<=576px){.catalog-pagination{flex-wrap:wrap}.catalog-pagination__btn{font-size:var(--font-size-xs);padding:var(--space-xs) var(--space-sm)}.catalog-pagination__page,.catalog-pagination__ellipsis{width:32px;height:32px;font-size:var(--font-size-xs)}.catalog-results-header{flex-direction:column;align-items:flex-start}}.forum-page{max-width:var(--content-max-width);padding:var(--space-lg);margin:0 auto}.forum-page__header{margin-bottom:var(--space-xl);justify-content:space-between;align-items:center;display:flex}.forum-page__header h1{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary)}.forum-new-post-form{padding:var(--space-xl);margin-bottom:var(--space-xl);animation:slideUp var(--transition-normal)}.forum-new-post-form h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-lg)}.forum-new-post-form__actions{gap:var(--space-sm);justify-content:flex-end;display:flex}.forum-posts-list{gap:var(--space-md);flex-direction:column;display:flex}.forum-post-card{padding:var(--space-lg);cursor:pointer;transition:all var(--transition-fast);position:relative}.forum-post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.forum-post-card__pin{top:var(--space-md);right:var(--space-md);align-items:center;gap:4px;display:flex;position:absolute}.forum-post-card__title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-sm)}.forum-post-card__preview{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-md);text-overflow:ellipsis;-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.forum-post-card__meta{align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:var(--space-md);display:flex}.forum-post-card__meta svg{vertical-align:middle}.forum-post-card__votes{gap:var(--space-sm);display:flex}.forum-post-detail{padding:var(--space-xl)}.forum-post-detail__header{margin-bottom:var(--space-xl);padding-bottom:var(--space-lg);border-bottom:1px solid var(--border-color)}.forum-post-detail__title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-sm)}.forum-post-detail__meta{align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);color:var(--text-muted);display:flex}.forum-post-detail__content{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-xl)}.forum-post-detail__content p{margin-bottom:var(--space-md)}.forum-post-detail__content ul,.forum-post-detail__content ol{margin-left:var(--space-lg);margin-bottom:var(--space-md)}.forum-post-detail__actions{gap:var(--space-sm);padding-bottom:var(--space-xl);border-bottom:1px solid var(--border-color);margin-bottom:var(--space-xl);display:flex}.forum-vote-btn{padding:var(--space-xs) var(--space-sm);background:var(--surface-hover);border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:6px;display:flex}.forum-vote-btn:hover{background:var(--surface-section);color:var(--text-primary);border-color:var(--border-color-strong)}.forum-vote-btn svg{flex-shrink:0}.forum-replies{margin-top:var(--space-xl)}.forum-replies__title{align-items:center;gap:var(--space-sm);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-lg);display:flex}.forum-reply{padding:var(--space-lg);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);margin-bottom:var(--space-md)}.forum-reply__header{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.forum-reply__author{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary)}.forum-reply__date{font-size:var(--font-size-xs);color:var(--text-muted)}.forum-reply__content{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-sm)}.forum-reply__reply-btn{font-size:var(--font-size-sm);color:var(--color-forum);cursor:pointer;font-weight:var(--font-weight-medium);transition:color var(--transition-fast);background:0 0;border:none;padding:0}.forum-reply__reply-btn:hover{color:var(--primary)}.forum-reply-form{margin-top:var(--space-xl);padding:var(--space-lg);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md)}.forum-reply-form__actions{gap:var(--space-sm);margin-top:var(--space-md);justify-content:flex-end;display:flex}@media (width<=768px){.forum-page{padding:var(--space-md)}.forum-page__header{align-items:flex-start;gap:var(--space-md);flex-direction:column}.forum-page__header h1{font-size:var(--font-size-xl)}.forum-post-card,.forum-post-detail{padding:var(--space-md)}.forum-post-detail__title{font-size:var(--font-size-xl)}.forum-reply{padding:var(--space-md)}}.certificates-page{max-width:var(--content-max-width);padding:var(--space-lg);margin:0 auto}.certificates-page__header{margin-bottom:var(--space-xl);justify-content:space-between;align-items:flex-start;display:flex}.certificates-page__header h1{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-xs)}.certificates-page__subtitle{font-size:var(--font-size-base);color:var(--text-secondary)}.certificates-page__stats{border:2px solid var(--color-certificate);border-radius:var(--border-radius-full);background:linear-gradient(135deg,#ffd7001a,#ffd7000d);justify-content:center;align-items:center;width:80px;height:80px;display:flex}.certificates-grid{gap:var(--space-lg);grid-template-columns:1fr;display:grid}@media (width>=768px){.certificates-grid{grid-template-columns:repeat(2,1fr)}}@media (width>=1200px){.certificates-grid{grid-template-columns:repeat(3,1fr)}}.certificate-card{padding:var(--space-xl);gap:var(--space-lg);transition:all var(--transition-normal);flex-direction:column;display:flex;position:relative;overflow:hidden}.certificate-card:before{content:"";background:linear-gradient(90deg, var(--color-certificate), var(--primary));height:4px;position:absolute;top:0;left:0;right:0}.certificate-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.certificate-card__badge{border:2px solid var(--color-certificate);border-radius:var(--border-radius-full);background:linear-gradient(135deg,#ffd70026,#ffd7000d);justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto;display:flex}.certificate-card__content{flex:1}.certificate-card__course{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-lg);text-align:center}.certificate-card__details{gap:var(--space-md);margin-bottom:var(--space-lg);flex-direction:column;display:flex}.certificate-card__detail{padding-bottom:var(--space-sm);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;display:flex}.certificate-card__label{font-size:var(--font-size-sm);color:var(--text-muted)}.certificate-card__value{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary)}.certificate-card__code{padding:var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);text-align:center}.certificate-card__code-label{font-size:var(--font-size-xs);color:var(--text-muted);margin-bottom:var(--space-xs);display:block}.certificate-card__code-value{font-family:var(--font-family-mono);font-size:var(--font-size-sm);color:var(--primary);font-weight:var(--font-weight-semibold);letter-spacing:1px}.certificate-card__actions{gap:var(--space-sm);flex-wrap:wrap;justify-content:center;display:flex}.certificate-card__actions .btn-primary,.certificate-card__actions .btn-secondary{justify-content:center;align-items:center;gap:var(--space-xs);white-space:nowrap;display:inline-flex}.certificate-verify-page{min-height:100vh;padding:var(--space-lg);background:var(--surface-ground);justify-content:center;align-items:center;display:flex}.certificate-verify-container{width:100%;max-width:600px;padding:var(--space-3xl) var(--space-xl);background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-xl);text-align:center;animation:slideUp var(--transition-normal)}.certificate-verify-container--success{border-top:4px solid var(--success)}.certificate-verify-container--error{border-top:4px solid var(--danger)}.certificate-verify-icon{width:120px;height:120px;margin:0 auto var(--space-xl);border-radius:var(--border-radius-full);justify-content:center;align-items:center;display:flex}.certificate-verify-icon--success{border:3px solid var(--color-certificate);color:var(--color-certificate);background:linear-gradient(135deg,#ffd70026,#ffd7000d)}.certificate-verify-icon--error{background:var(--danger-soft);border:3px solid var(--danger);color:var(--danger)}.certificate-verify-badge{align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-md);background:var(--success-soft);color:var(--success);border-radius:var(--border-radius-full);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-lg);display:inline-flex}.certificate-verify-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-md)}.certificate-verify-message{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-xl)}.certificate-verify-details{gap:var(--space-md);margin-bottom:var(--space-xl);text-align:left;flex-direction:column;display:flex}.certificate-verify-detail{align-items:flex-start;gap:var(--space-md);padding:var(--space-md);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);display:flex}.certificate-verify-detail-icon{background:var(--surface-hover);border-radius:var(--border-radius-md);width:40px;height:40px;color:var(--primary);flex-shrink:0;justify-content:center;align-items:center;display:flex}.certificate-verify-detail-content{flex-direction:column;flex:1;gap:4px;display:flex}.certificate-verify-detail-label{font-size:var(--font-size-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.certificate-verify-detail-value{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--text-primary)}.certificate-verify-code{padding:var(--space-lg);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);margin-bottom:var(--space-xl)}.certificate-verify-code-label{font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:var(--space-xs);display:block}.certificate-verify-code-value{font-family:var(--font-family-mono);font-size:var(--font-size-lg);color:var(--primary);font-weight:var(--font-weight-bold);letter-spacing:2px}.certificate-verify-actions{gap:var(--space-sm);justify-content:center;display:flex}@media (width<=768px){.certificates-page{padding:var(--space-md)}.certificates-page__header{gap:var(--space-md);flex-direction:column}.certificate-card{padding:var(--space-lg)}.certificate-verify-container{padding:var(--space-xl) var(--space-md)}.certificate-verify-icon{width:100px;height:100px}.certificate-verify-title{font-size:var(--font-size-xl)}}.notifications-page{max-width:var(--content-max-width);padding:var(--space-lg);margin:0 auto}.notifications-page__header{margin-bottom:var(--space-lg);justify-content:space-between;align-items:flex-start;display:flex}.notifications-page__header h1{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-xs)}.notifications-page__subtitle{font-size:var(--font-size-base);color:var(--text-secondary)}.notifications-page__actions{gap:var(--space-sm);display:flex}.notifications-page__filters{gap:var(--space-sm);margin-bottom:var(--space-xl);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-color);display:flex}.notifications-filter-btn{align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-md);border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-fast);background:0 0;display:flex}.notifications-filter-btn:hover{background:var(--surface-hover);color:var(--text-primary)}.notifications-filter-btn--active{background:var(--primary);color:#fff;border-color:var(--primary)}.notifications-list{gap:var(--space-md);flex-direction:column;display:flex}.notification-item{gap:var(--space-md);padding:var(--space-lg);transition:all var(--transition-fast);display:flex;position:relative}.notification-item--unread{background:var(--surface-section);border-left:3px solid var(--primary)}.notification-item--unread:before{content:"";top:var(--space-lg);right:var(--space-lg);background:var(--primary);border-radius:50%;width:8px;height:8px;position:absolute}.notification-item:hover{box-shadow:var(--shadow-md)}.notification-item__icon{background:var(--surface-hover);border-radius:var(--border-radius-md);flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:24px;display:flex}.notification-item__content{flex:1;min-width:0}.notification-item__header{justify-content:space-between;align-items:flex-start;gap:var(--space-md);margin-bottom:var(--space-xs);display:flex}.notification-item__title{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary)}.notification-item__time{font-size:var(--font-size-xs);color:var(--text-muted);white-space:nowrap}.notification-item__message{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-sm)}.notification-item__link{font-size:var(--font-size-sm);color:var(--primary);font-weight:var(--font-weight-medium);transition:color var(--transition-fast);align-items:center;text-decoration:none;display:inline-flex}.notification-item__link:hover{color:var(--primary-700)}.notification-item__actions{gap:var(--space-xs);flex-shrink:0;display:flex}.notification-action-btn{border:1px solid var(--border-color);border-radius:var(--border-radius-md);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;justify-content:center;align-items:center;display:flex}.notification-action-btn:hover{background:var(--surface-hover);color:var(--text-primary);border-color:var(--border-color-strong)}.notification-action-btn--danger:hover{background:var(--danger-soft);color:var(--danger);border-color:var(--danger)}@media (width<=768px){.notifications-page{padding:var(--space-md)}.notifications-page__header{gap:var(--space-md);flex-direction:column}.notifications-page__header h1{font-size:var(--font-size-xl)}.notification-item{padding:var(--space-md);flex-wrap:wrap}.notification-item__icon{width:40px;height:40px;font-size:20px}.notification-item__actions{width:100%;margin-top:var(--space-sm);justify-content:flex-end}.notification-item--unread:before{top:var(--space-md);right:var(--space-md)}}.sort-dropdown{align-items:center;gap:var(--space-xs);display:flex}.sort-dropdown label{white-space:nowrap;align-items:center;display:flex}@media (width<=768px){.page-header{align-items:flex-start;gap:var(--space-md);flex-direction:column}.page-header>div:last-child{flex-direction:column;width:100%}.sort-dropdown{width:100%}.sort-dropdown select{flex:1}}.lesson-qa{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:var(--space-xl)}.lesson-qa__header{margin-bottom:var(--space-lg);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-color)}.lesson-qa__title{align-items:center;gap:var(--space-sm);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);display:flex}.lesson-qa__count{font-size:var(--font-size-sm);color:var(--text-muted);font-weight:var(--font-weight-regular)}.lesson-qa__ask-btn{align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-md);background:var(--surface-section);border:1px dashed var(--border-color);border-radius:var(--border-radius-md);color:var(--text-secondary);font-size:var(--font-size-base);cursor:pointer;transition:all var(--transition-fast);margin-bottom:var(--space-lg);display:flex}.lesson-qa__ask-btn:hover{background:var(--surface-hover);border-color:var(--primary);color:var(--primary)}.lesson-qa__form{margin-bottom:var(--space-xl);padding:var(--space-lg);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md);animation:slideUp var(--transition-normal)}.lesson-qa__form textarea{margin-bottom:var(--space-md)}.lesson-qa__form-actions{gap:var(--space-sm);justify-content:flex-end;display:flex}.lesson-qa__empty{text-align:center;padding:var(--space-2xl);color:var(--text-muted)}.lesson-qa__empty p{margin-top:var(--space-md);font-size:var(--font-size-sm)}.lesson-qa__list{gap:var(--space-lg);flex-direction:column;display:flex}.lesson-qa__item{padding:var(--space-lg);background:var(--surface-section);border:1px solid var(--border-color);border-radius:var(--border-radius-md)}.lesson-qa__question{margin-bottom:var(--space-md)}.lesson-qa__question-header{margin-bottom:var(--space-sm);justify-content:space-between;align-items:flex-start;display:flex}.lesson-qa__author{align-items:center;gap:var(--space-sm);flex-wrap:wrap;display:flex}.lesson-qa__author-name{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary)}.lesson-qa__time{font-size:var(--font-size-xs);color:var(--text-muted)}.lesson-qa__upvote-btn{padding:var(--space-xs) var(--space-sm);background:var(--surface-hover);border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-secondary);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:4px;display:flex}.lesson-qa__upvote-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}.lesson-qa__question-content{font-size:var(--font-size-base);color:var(--text-secondary);line-height:var(--line-height-relaxed)}.lesson-qa__toggle-replies{align-items:center;gap:var(--space-xs);font-size:var(--font-size-xs);color:var(--primary);cursor:pointer;padding:var(--space-xs) 0;margin-top:var(--space-xs);font-weight:var(--font-weight-medium);background:0 0;border:none;display:flex}.lesson-qa__toggle-replies:hover{text-decoration:underline}.lesson-qa__reply-btn{border-radius:var(--border-radius-md);border:1px solid var(--border-color);color:var(--text-muted);cursor:pointer;font-size:var(--font-size-xs);transition:all var(--transition-fast);background:0 0;align-items:center;gap:4px;padding:4px 8px;display:flex}.lesson-qa__reply-btn:hover{background:var(--surface-hover);color:var(--primary);border-color:var(--primary)}.lesson-qa__reply-form{margin-top:var(--space-md);padding:var(--space-md);background:var(--surface-section);border-radius:var(--border-radius-md);border:1px solid var(--border-color);text-align:left;direction:ltr}.lesson-qa__reply-form textarea{margin-bottom:var(--space-sm);font-size:var(--font-size-sm);text-align:left;direction:ltr;unicode-bidi:plaintext}.lesson-qa__answers{gap:var(--space-md);margin-left:var(--space-xl);margin-top:var(--space-md);padding-left:var(--space-lg);border-left:2px solid var(--border-color);flex-direction:column;display:flex}.lesson-qa__answer{padding:var(--space-md);background:var(--surface-ground);border-radius:var(--border-radius-md)}.lesson-qa__answer-header{margin-bottom:var(--space-sm);justify-content:space-between;align-items:center;display:flex}.lesson-qa__teacher-badge{background:var(--primary);color:#fff;border-radius:var(--border-radius-full);font-size:10px;font-weight:var(--font-weight-semibold);align-items:center;gap:4px;padding:1px 7px;display:inline-flex}.lesson-qa__admin-badge{background:var(--danger);color:#fff;border-radius:var(--border-radius-full);font-size:10px;font-weight:var(--font-weight-semibold);align-items:center;gap:4px;padding:1px 7px;display:inline-flex}.lesson-qa__votes-popover{background:var(--surface-elevated,var(--surface-card));border:1px solid var(--border-color);border-radius:var(--border-radius-md);min-width:180px;box-shadow:var(--shadow-lg);z-index:50;animation:fadeIn var(--transition-fast) ease-out;position:absolute;bottom:calc(100% + 6px);left:0;overflow:hidden}.lesson-qa__votes-header{padding:var(--space-sm) var(--space-md);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;display:flex}.lesson-qa__votes-list{max-height:160px;overflow-y:auto}.lesson-qa__voter{padding:var(--space-xs) var(--space-md);font-size:var(--font-size-xs);color:var(--text-primary);border-bottom:1px solid var(--border-color)}.lesson-qa__voter:last-child{border-bottom:none}.lesson-qa__answer-content{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:var(--line-height-relaxed)}.lesson-qa__answer-actions{align-items:center;gap:var(--space-sm);margin-top:var(--space-sm);padding-top:var(--space-xs);display:flex}.lesson-qa__action-btn{border-radius:var(--border-radius-full);color:var(--text-muted);cursor:pointer;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);transition:all var(--transition-fast);background:0 0;border:none;align-items:center;gap:4px;padding:4px 10px;display:inline-flex}.lesson-qa__action-btn:hover{background:var(--surface-hover);color:var(--primary)}.lesson-qa__nested-replies{margin-top:var(--space-sm);padding-left:var(--space-md);border-left:2px solid var(--border-color)}@media (width<=768px){.lesson-qa{padding:var(--space-md)}.lesson-qa__answers{margin-left:var(--space-md);padding-left:var(--space-md)}.lesson-qa__question-header{gap:var(--space-sm);flex-direction:column}.lesson-qa__upvote-btn{align-self:flex-start}}.skip-to-content{top:-100%;left:var(--space-md);z-index:calc(var(--z-tooltip) + 1);background:var(--primary);color:#fff;padding:var(--space-sm) var(--space-lg);border-radius:0 0 var(--border-radius-md) var(--border-radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);transition:top var(--transition-fast);text-decoration:none;position:absolute}.skip-to-content:focus{outline-offset:2px;outline:2px solid #fff;top:0}@media (width<=480px){.app-shell__content{padding:var(--space-sm)}body{overflow-x:hidden}.header{padding:0 var(--space-sm);gap:var(--space-xs)}.vp-btn{min-width:44px;min-height:44px;padding:var(--space-sm)}.vp-volume__slider{display:none}.vp-time{font-size:10px}.vp-progress{padding:10px 0}.vp-progress__track{height:5px}.admin-users-table-wrap table{display:table;overflow:visible}.data-table-wrapper,table{-webkit-overflow-scrolling:touch;max-width:100%;display:block;overflow-x:auto}.modal-container{border-radius:var(--border-radius-lg) var(--border-radius-lg) 0 0;width:100%;max-height:90vh;margin:0;position:fixed;bottom:0;left:0;right:0;overflow-y:auto}.matching-grid{gap:var(--space-sm);grid-template-columns:1fr}.crossword-grid{-webkit-overflow-scrolling:touch;overflow-x:auto}.forum-replies{margin-left:var(--space-md);padding-left:var(--space-sm)}.card-hover:hover{transform:none}.form-actions{flex-direction:column}.form-actions .btn{justify-content:center;width:100%}.eval-builder-layout{grid-template-columns:1fr}.player-layout{flex-direction:column}.player-sidebar{border-right:none;border-bottom:1px solid var(--border-color);width:100%;max-height:40vh;overflow-y:auto}}@keyframes barPulse{0%{transform:translate(3px)scaleY(1)}25%{transform:translate(3px)scaleY(.7)}50%{transform:translate(3px)scaleY(1.15)}75%{transform:translate(3px)scaleY(.85)}to{transform:translate(3px)scaleY(1)}}.sidebar__nav-item--active{box-shadow:0 2px 12px #3f51b540,inset 0 1px #ffffff0f}@keyframes badgePop{0%{opacity:0;transform:scale(0)}60%{opacity:1;transform:scale(1.3)}to{opacity:1;transform:scale(1)}}.sidebar__nav-badge{animation:.5s cubic-bezier(.34,1.56,.64,1) forwards badgePop}.kpi-card{background:var(--surface-card);border-radius:var(--border-radius-lg);border:1px solid #ffffff0f;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 2px #0006,0 4px 8px #0000004d,0 12px 24px #0003,0 24px 48px #0000001a}.kpi-card--income:hover{box-shadow:0 2px 4px #0006,0 8px 16px #0000004d,0 0 30px #ffd7001f,0 0 60px #ffd7000f}.chart-tooltip-glass{-webkit-backdrop-filter:blur(12px)!important;border-radius:var(--border-radius-lg)!important;padding:var(--space-sm) var(--space-md)!important;background:#141428bf!important;border:1px solid #ffffff1f!important;box-shadow:0 8px 32px #0006!important}@keyframes barDrawIn{0%{transform-origin:bottom;opacity:0;transform:scaleY(0)}to{transform-origin:bottom;opacity:1;transform:scaleY(1)}}.recharts-bar-rectangle{animation:.6s cubic-bezier(.34,1.2,.64,1) both barDrawIn}.recharts-bar-rectangle:first-child{animation-delay:50ms}.recharts-bar-rectangle:nth-child(2){animation-delay:.1s}.recharts-bar-rectangle:nth-child(3){animation-delay:.15s}.recharts-bar-rectangle:nth-child(4){animation-delay:.2s}.recharts-bar-rectangle:nth-child(5){animation-delay:.25s}.recharts-bar-rectangle:nth-child(6){animation-delay:.3s}.quick-action-card{cursor:pointer}.quick-action-card:hover{box-shadow:0 4px 12px #0000004d,0 12px 32px #3f51b526}@keyframes pageEnter{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:.45s cubic-bezier(.22,1,.36,1) both pageEnter}.page-enter>:first-child{animation-delay:0s}.page-enter>:nth-child(2){animation-delay:60ms}.page-enter>:nth-child(3){animation-delay:.12s}.page-enter>:nth-child(4){animation-delay:.18s}.page-enter>:nth-child(5){animation-delay:.24s}.animate-fade-in{animation:.45s cubic-bezier(.22,1,.36,1) both pageEnter}@keyframes countUp{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.badge-count-animate{animation:.4s both countUp}.tp-banner{background:var(--surface-card);border:1px solid var(--border-color);border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;padding:28px 32px;animation:.32s cubic-bezier(.23,1,.32,1) both pageEnter;display:flex;position:relative;overflow:hidden}.tp-banner:before{content:"";background:radial-gradient(circle, color-mix(in srgb, var(--brand-glow,#7b2fbe) 48%, transparent) 0%, color-mix(in srgb, var(--brand-glow,#7b2fbe) 18%, transparent) 45%, transparent 70%);pointer-events:none;border-radius:50%;width:360px;height:360px;position:absolute;top:-100px;right:-100px}.tp-banner:after{content:"";background:radial-gradient(circle, color-mix(in srgb, var(--brand-glow-2,#1abc9c) 22%, transparent) 0%, transparent 70%);pointer-events:none;border-radius:50%;width:180px;height:180px;position:absolute;bottom:-40px;right:120px}.tp-banner__text{z-index:1;position:relative}.tp-banner__label{background:color-mix(in srgb, var(--brand-glow,#7b2fbe) 18%, transparent);color:var(--brand-glow,#7b2fbe);border:1px solid color-mix(in srgb, var(--brand-glow,#7b2fbe) 35%, transparent);letter-spacing:.06em;text-transform:uppercase;border-radius:20px;margin-bottom:10px;padding:3px 12px;font-size:11px;font-weight:700;display:inline-block}.tp-banner h1,.tp-banner__text h1{color:var(--text-primary);margin:0 0 5px;font-size:22px;font-weight:700;line-height:1.2}.tp-banner p,.tp-banner__text p{color:var(--text-muted);font-size:var(--font-size-sm);line-height:var(--line-height-normal);margin:0}.tp-banner__actions{z-index:1;flex-wrap:wrap;align-items:center;gap:12px;display:flex;position:relative}@media (width<=576px){.tp-banner{padding:20px}.tp-banner__actions{width:100%}.tp-banner__actions .tp-btn-grad,.tp-banner__actions .tp-btn-outline{flex:1;justify-content:center}}.tp-btn-grad{background:linear-gradient(135deg, var(--primary) 0%, var(--color-progress,var(--primary-700)) 100%);box-shadow:var(--shadow-glow,0 4px 18px #00000026);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:8px;align-items:center;gap:6px;padding:10px 18px;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none;transition:opacity .16s ease-out,transform .16s ease-out,box-shadow .16s ease-out;display:inline-flex}.tp-btn-grad:hover{opacity:.9;color:#fff;text-decoration:none;transform:scale(1.02)}.tp-btn-grad:active{transform:scale(.97)!important}.tp-btn-outline{border:1.5px solid var(--primary);color:var(--text-primary);cursor:pointer;white-space:nowrap;background:0 0;border-radius:8px;align-items:center;gap:6px;padding:10px 18px;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none;transition:background .16s ease-out,transform .16s ease-out;display:inline-flex}.tp-btn-outline:hover{background:var(--primary-50,#0000000f);text-decoration:none}.tp-btn-outline:active{transform:scale(.97)}.tp-section{animation:.32s cubic-bezier(.23,1,.32,1) both pageEnter}.tp-section:nth-child(2){animation-delay:80ms}.tp-section:nth-child(3){animation-delay:.16s}.tp-section:nth-child(4){animation-delay:.24s}.tp-empty{text-align:center;color:var(--text-muted);flex-direction:column;align-items:center;gap:14px;padding:52px 24px;display:flex}.tp-empty h3{color:var(--text-primary);font-size:var(--font-size-lg);margin:0}.tp-empty p{font-size:var(--font-size-sm);max-width:360px;margin:0}.tp-kpi-icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;margin-bottom:14px;transition:transform .3s cubic-bezier(.34,1.56,.64,1);display:flex}.kpi-card:hover .tp-kpi-icon,.td-kpi:hover .tp-kpi-icon{transform:scale(1.15)}.tp-stat-row{border-radius:8px;align-items:center;gap:12px;padding:10px 8px;text-decoration:none;transition:background .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1);display:flex}.tp-stat-row:hover{background:#7b2fbe12;text-decoration:none;transform:translate(2px)}[data-theme=light] .tp-banner{box-shadow:0 1px 4px #0000000f,0 4px 20px #0000000f}[data-theme=light] .tp-banner:before{background:radial-gradient(circle, color-mix(in srgb, var(--brand-glow,#7b2fbe) 20%, transparent) 0%, color-mix(in srgb, var(--brand-glow,#7b2fbe) 7%, transparent) 45%, transparent 70%)}[data-theme=light] .tp-banner:after{background:radial-gradient(circle, color-mix(in srgb, var(--brand-glow-2,#1abc9c) 14%, transparent) 0%, transparent 70%)}.card{transition:transform .25s cubic-bezier(.23,1,.32,1),box-shadow .25s cubic-bezier(.23,1,.32,1),border-color .25s cubic-bezier(.23,1,.32,1)}.card:hover{transform:translateY(-4px);box-shadow:0 4px 8px #00000059,0 12px 32px #00000040,0 24px 56px #0000001f,0 0 0 1px #7b2fbe1f}.card:active{transition:transform 80ms ease-out;transform:scale(.985)translateY(-1px)}.kpi-card{transition:transform .25s cubic-bezier(.23,1,.32,1),box-shadow .25s cubic-bezier(.23,1,.32,1)}.kpi-card:hover{transform:translateY(-4px);box-shadow:0 4px 8px #00000059,0 12px 32px #00000040,0 24px 56px #0000001f}.kpi-card:active{transition:transform 80ms ease-out;transform:scale(.985)}.quick-action-card{transition:transform .25s cubic-bezier(.23,1,.32,1),box-shadow .25s cubic-bezier(.23,1,.32,1),border-color .2s ease-out}.quick-action-card:hover{transform:translateY(-4px)}.quick-action-card:active{transition:transform 80ms ease-out!important;transform:scale(.97)!important}.btn{transition:transform .15s ease-out,box-shadow .15s ease-out,opacity .15s ease-out,background .15s ease-out}.btn-primary:hover,.btn-secondary:hover,.btn-danger:hover,.btn-warning:hover{transform:scale(1.03)}.btn-ghost:hover{transform:scale(1.02)}.btn:active{transition:transform 80ms ease-out!important;transform:scale(.97)!important}.btn-icon:hover{transform:none}.btn-icon:active{transform:scale(.9)!important}.sidebar__nav-item{transition:background .2s cubic-bezier(.23,1,.32,1),color .2s cubic-bezier(.23,1,.32,1),border-color .2s cubic-bezier(.23,1,.32,1),transform .2s cubic-bezier(.23,1,.32,1),box-shadow .2s cubic-bezier(.23,1,.32,1)}.sidebar__nav-item:hover{transform:translate(4px)}.sidebar__nav-item--active,.sidebar__nav-item--active:hover{transform:none}.sidebar__nav-item:hover>svg,.sidebar__nav-item:hover>div>svg{transform:translate(4px)}.course-card__thumbnail{transition:transform .3s ease-out}.course-card:hover .course-card__thumbnail{transform:scale(1.05)}.enrollment-card__thumb img{transition:transform .3s ease-out}.enrollment-card:hover .enrollment-card__thumb img{transform:scale(1.05)}.teacher-course-row__thumb img{transition:transform .3s ease-out}.teacher-course-row:hover .teacher-course-row__thumb img{transform:scale(1.05)}.header__notif-item{transition:background .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1)}.header__notif-item:hover{transform:translate(2px)}.teacher-course-row{transition:background .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1)}.teacher-course-row:hover{transform:translate(2px)}.player-lesson{transition:background .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1)}.player-lesson:hover{transform:translate(2px)}.course-actions__item,.header__dropdown-item{transition:background .16s cubic-bezier(.23,1,.32,1),color .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1)}.course-actions__item:hover,.header__dropdown-item:hover{transform:translate(2px)}.td-course-row{transition:background .16s cubic-bezier(.23,1,.32,1),transform .16s cubic-bezier(.23,1,.32,1)}.td-course-row:hover{background:#7b2fbe14;transform:translate(2px)}.td-quick>div:first-child{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.td-quick:hover>div:first-child{transform:rotate(8deg)scale(1.1)}.td-kpi>div:first-child>div{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.td-kpi:hover>div:first-child>div{transform:scale(1.15)}.quick-action-card>.card-body>:first-child{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.quick-action-card:hover>.card-body>:first-child{transform:rotate(8deg)scale(1.1)}.badge{transition:transform .15s ease-out}.kpi-card:hover .badge,.td-kpi:hover .badge,.teacher-course-row:hover .badge,.btn:hover .badge,.sidebar__nav-item:hover .badge{transform:scale(1.05)}.category-pill{transition:transform .15s ease-out,border-color .15s ease-out,background .15s ease-out,color .15s ease-out}.category-pill:hover{transform:scale(1.05)}.category-pill:active{transition:transform 80ms ease-out;transform:scale(.97)}.sidebar__logo-icon{transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .25s ease-out}.sidebar__logo:hover .sidebar__logo-icon{transform:scale(1.08)rotate(-4deg)}.enrollment-card__play-btn{transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s ease-out}.enrollment-card__play-btn:hover{transform:scale(1.12);box-shadow:0 0 0 8px #3f51b538,0 8px 24px #3f51b573}.form-input{transition:border-color .15s ease-out,box-shadow .15s ease-out,transform .15s ease-out}.form-input:focus{transform:translateY(-1px)}@media (prefers-reduced-motion:reduce){.toast,.modal,.header__dropdown,.animate-fade-in,.td-section{transition:opacity .15s ease-out!important;animation:.15s ease-out both fadeIn!important}.card:hover,.kpi-card:hover,.quick-action-card:hover,.btn-primary:hover,.btn-secondary:hover,.btn-danger:hover,.btn-ghost:hover,.btn-warning:hover,.sidebar__nav-item:hover,.teacher-course-row:hover,.header__notif-item:hover,.player-lesson:hover,.td-kpi:hover,.td-quick:hover,.course-actions__item:hover,.header__dropdown-item:hover,.td-course-row:hover,.category-pill:hover,.enrollment-card__play-btn:hover,.form-input:focus,.td-quick:hover>div:first-child,.td-kpi:hover>div:first-child>div,.sidebar__nav-item:hover>svg,.sidebar__nav-item:hover>div>svg,.sidebar__logo:hover .sidebar__logo-icon,.course-card:hover .course-card__thumbnail,.enrollment-card:hover .enrollment-card__thumb img,.teacher-course-row:hover .teacher-course-row__thumb img{transform:none!important}}@media (hover:none){.card:hover,.kpi-card:hover,.quick-action-card:hover,.btn-primary:hover,.btn-secondary:hover,.btn-danger:hover,.btn-ghost:hover,.btn-warning:hover,.sidebar__nav-item:hover,.teacher-course-row:hover,.header__notif-item:hover,.player-lesson:hover,.td-kpi:hover,.td-quick:hover,.enrollment-card__play-btn:hover,.category-pill:hover{box-shadow:initial;transform:none}.td-quick:hover>div:first-child,.td-kpi:hover>div:first-child>div,.course-card:hover .course-card__thumbnail,.enrollment-card:hover .enrollment-card__thumb img,.teacher-course-row:hover .teacher-course-row__thumb img,.sidebar__nav-item:hover>svg,.sidebar__nav-item:hover>div>svg,.sidebar__logo:hover .sidebar__logo-icon{transform:none}.btn:active{transition:transform 80ms ease-out!important;transform:scale(.97)!important}.card:active,.kpi-card:active{transition:transform 80ms ease-out!important;transform:scale(.985)!important}}.card,.kpi-card,.quick-action-card{border:1.5px solid #ffffff12;transition:transform .25s cubic-bezier(.23,1,.32,1),box-shadow .25s cubic-bezier(.23,1,.32,1),border-color .2s ease-out}[data-theme=light] .card,[data-theme=light] .kpi-card,[data-theme=light] .quick-action-card{border:1.5px solid #00000014}.card:hover,.kpi-card:hover,.quick-action-card:hover{background-image:linear-gradient(var(--surface-card), var(--surface-card)), linear-gradient(135deg, var(--brand-glow,#6abf31) 0%, var(--brand-glow-2,#4caf50) 100%);background-origin:border-box;background-clip:padding-box,border-box;border-color:#0000}[data-theme=light] .card:hover,[data-theme=light] .kpi-card:hover,[data-theme=light] .quick-action-card:hover{background-image:linear-gradient(#fff, #fff), linear-gradient(135deg, var(--brand-glow,#6abf31) 0%, var(--brand-glow-2,#4caf50) 100%);background-origin:border-box;background-clip:padding-box,border-box;border-color:#0000}.card:active,.kpi-card:active,.quick-action-card:active{background-image:none;border-color:#ffffff12}[data-theme=light] .card:active,[data-theme=light] .kpi-card:active,[data-theme=light] .quick-action-card:active{background-image:none;border-color:#00000014}.gradient-border-hover{border:1.5px solid var(--border-color);transition:transform .25s cubic-bezier(.23,1,.32,1),box-shadow .25s cubic-bezier(.23,1,.32,1),border-color .2s ease-out}.gradient-border-hover:hover{background-image:linear-gradient(var(--surface-card,white), var(--surface-card,white)), linear-gradient(135deg, var(--brand-glow,#6abf31) 0%, var(--brand-glow-2,#4caf50) 100%);box-shadow:0 8px 24px color-mix(in srgb, var(--brand-glow,#6abf31) 18%, transparent);background-origin:border-box;background-clip:padding-box,border-box;border-color:#0000;transform:translateY(-3px)}.gradient-border-hover:active{border-color:var(--border-color);background-image:none;transition:transform 80ms ease-out;transform:scale(.985)}[data-theme=light] .gradient-border-hover:hover{background-image:linear-gradient(#fff, #fff), linear-gradient(135deg, var(--brand-glow,#6abf31) 0%, var(--brand-glow-2,#4caf50) 100%)}.subscription-paused-overlay{z-index:9999;background:var(--surface-ground);padding:var(--space-lg);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.subscription-paused-card{background:var(--surface-card);border:1px solid var(--border-color);border-radius:var(--border-radius-xl);width:100%;max-width:480px;padding:var(--space-2xl);text-align:center;box-shadow:var(--shadow-lg)}.subscription-paused-icon{background:var(--warning-soft);width:80px;height:80px;color:var(--warning);margin-bottom:var(--space-lg);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.subscription-paused-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-md)}.subscription-paused-message{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-xl)}.subscription-paused-actions{gap:var(--space-sm);flex-direction:column;align-items:center;display:flex}