@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";.avatar{display:flex;align-items:center;justify-content:center;border-radius:50%;overflow:hidden;flex-shrink:0;border:2px solid var(--bg-surface)}.avatar--xs{width:24px;height:24px;font-size:10px}.avatar--sm{width:32px;height:32px;font-size:12px}.avatar--md{width:40px;height:40px;font-size:14px}.avatar--lg{width:48px;height:48px;font-size:16px}.avatar--xl{width:64px;height:64px;font-size:20px}.avatar__image{width:100%;height:100%;object-fit:cover}.avatar__initials{font-weight:var(--font-weight-semibold);color:#fff;text-transform:uppercase;line-height:1}.avatar--purple{background:linear-gradient(135deg,var(--color-primary-500) 0%,var(--color-primary-600) 100%)}.avatar--blue{background:linear-gradient(135deg,var(--color-info-500) 0%,var(--color-info-600) 100%)}.avatar--green{background:linear-gradient(135deg,var(--color-success-500) 0%,var(--color-success-600) 100%)}.avatar--orange{background:linear-gradient(135deg,var(--color-warning-500) 0%,var(--color-warning-600) 100%)}.avatar--pink{background:linear-gradient(135deg,#ec4899,#db2777)}.avatar--teal{background:linear-gradient(135deg,#14b8a6,#0d9488)}.avatar-group{display:flex;align-items:center}.avatar-group__item{margin-left:-8px}.avatar-group__item:first-child{margin-left:0}.avatar-group__overflow{background:var(--color-gray-500);margin-left:-8px}.badge{display:inline-flex;align-items:center;gap:var(--space-1);font-weight:var(--font-weight-medium);border-radius:var(--radius-full);white-space:nowrap}.badge--sm{font-size:var(--font-size-xs);padding:2px var(--space-2)}.badge--md{font-size:var(--font-size-sm);padding:var(--space-1) var(--space-3)}.badge--lg{font-size:var(--font-size-base);padding:var(--space-2) var(--space-4)}.badge--default{background:var(--color-gray-100);color:var(--color-gray-700)}.badge--primary{background:var(--color-primary-100);color:var(--color-primary-700)}.badge--success{background:var(--color-success-100);color:var(--color-success-700)}.badge--warning{background:var(--color-warning-100);color:var(--color-warning-600)}.badge--error{background:var(--color-error-100);color:var(--color-error-700)}.badge--info{background:var(--color-info-100);color:var(--color-info-600)}[data-theme=dark] .badge--default{background:var(--color-gray-800);color:var(--color-gray-300)}[data-theme=dark] .badge--primary{background:#8b5cf633;color:var(--color-primary-300)}[data-theme=dark] .badge--success{background:#10b98133;color:var(--color-success-500)}[data-theme=dark] .badge--warning{background:#f59e0b33;color:var(--color-warning-500)}[data-theme=dark] .badge--error{background:#ef444433;color:var(--color-error-500)}[data-theme=dark] .badge--info{background:#3b82f633;color:var(--color-info-500)}.badge__dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0}.header{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);padding:0 var(--space-6);background:var(--bg-surface);border-bottom:1px solid var(--border-default);position:sticky;top:0;z-index:var(--z-sticky)}.header__left{display:flex;align-items:center;gap:var(--space-4)}.header__right{display:flex;align-items:center;gap:var(--space-2)}.header__icon-btn{position:relative;display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-md);color:var(--text-secondary);transition:all var(--transition-fast)}.header__icon-btn:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.header__icon-btn svg{width:20px;height:20px}.header__notification-badge{position:absolute;top:4px;right:4px;min-width:18px;height:18px;padding:0 5px;font-size:10px;font-weight:var(--font-weight-semibold);color:#fff;background:var(--color-error-500);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center}.header__user-btn{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-radius:var(--radius-lg);transition:all var(--transition-fast)}.header__user-btn:hover{background:var(--bg-surface-hover)}.header__user-name{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary)}.header__arrow{width:12px;height:12px;color:var(--text-tertiary)}.header__dropdown{position:relative}.header__dropdown-backdrop{position:fixed;inset:0;z-index:var(--z-dropdown)}.header__dropdown-menu{position:absolute;top:calc(100% + var(--space-2));right:0;min-width:240px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);z-index:calc(var(--z-dropdown) + 1);overflow:hidden}.header__dropdown-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4);border-bottom:1px solid var(--border-default)}.header__dropdown-header h4{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);margin:0}.header__dropdown-email{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0}.header__dropdown-items{padding:var(--space-2)}.header__dropdown-item{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:var(--space-3) var(--space-3);font-size:var(--font-size-sm);color:var(--text-primary);border-radius:var(--radius-md);text-decoration:none;transition:all var(--transition-fast)}.header__dropdown-item:hover{background:var(--bg-surface-hover)}.header__dropdown-item svg{width:18px;height:18px;color:var(--text-tertiary)}.header__dropdown-item--danger{color:var(--color-error-600)}.header__dropdown-item--danger svg{color:var(--color-error-600)}.header__dropdown-link{display:block;padding:var(--space-3) var(--space-4);font-size:var(--font-size-sm);text-align:center;border-top:1px solid var(--border-default)}.header__notifications-menu{width:360px}.header__notifications-list{max-height:320px;overflow-y:auto}.header__notifications-empty{padding:var(--space-6);text-align:center;color:var(--text-tertiary);font-size:var(--font-size-sm);margin:0}.header__notification-item{display:block;width:100%;padding:var(--space-4);text-align:left;border-bottom:1px solid var(--border-default);transition:background var(--transition-fast)}.header__notification-item:hover{background:var(--bg-surface-hover)}.header__notification-item:last-child{border-bottom:none}.header__notification-title{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0 0 var(--space-1) 0}.header__notification-message{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0;line-height:var(--line-height-relaxed)}@media(max-width:640px){.header__user-name{display:none}.header__notifications-menu{width:300px}}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background:var(--bg-surface);border-right:1px solid var(--border-default);display:flex;flex-direction:column;z-index:var(--z-sticky);transition:transform var(--transition-normal)}.sidebar__header{padding:var(--space-5);border-bottom:1px solid var(--border-default)}.sidebar__logo{display:flex;align-items:center;gap:var(--space-3)}.sidebar__logo-icon{width:40px;height:40px;flex-shrink:0}.sidebar__logo-icon svg{width:100%;height:100%}.sidebar__logo-text{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);background:linear-gradient(135deg,var(--color-primary-600) 0%,var(--color-primary-400) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar__nav{flex:1;overflow-y:auto;padding:var(--space-4)}.sidebar__nav-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-1)}.sidebar__nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);color:var(--text-secondary);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);text-decoration:none;transition:all var(--transition-fast)}.sidebar__nav-item:hover{background:var(--bg-surface-hover);color:var(--text-primary)}.sidebar__nav-item--active{background:linear-gradient(135deg,var(--color-primary-50) 0%,var(--color-primary-100) 100%);color:var(--color-primary-700)}.sidebar__nav-item--active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:24px;background:var(--color-primary-500);border-radius:0 2px 2px 0}[data-theme=dark] .sidebar__nav-item--active{background:#8b5cf626;color:var(--color-primary-400)}.sidebar__nav-icon{width:20px;height:20px;flex-shrink:0}.sidebar__nav-icon svg{width:100%;height:100%}.sidebar__nav-label{flex:1}.sidebar__footer{padding:var(--space-4);border-top:1px solid var(--border-default)}.sidebar__role-badge{display:flex;align-items:center;justify-content:center;padding:var(--space-2) var(--space-4);background:var(--bg-surface-hover);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-secondary)}@media(max-width:1024px){.sidebar{transform:translate(-100%)}.sidebar--open{transform:translate(0)}}.app-shell{display:flex;min-height:100vh}.app-shell__main{flex:1;display:flex;flex-direction:column;margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left var(--transition-normal)}.app-shell__content{flex:1;padding:var(--space-6);max-width:var(--content-max-width);width:100%;margin:0 auto}@media(max-width:1024px){.app-shell__main{margin-left:0}}.page{animation:fadeIn var(--transition-normal) ease}.page__header{margin-bottom:var(--space-6)}.page__title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin:0 0 var(--space-2) 0}.page__subtitle{font-size:var(--font-size-base);color:var(--text-secondary);margin:0}.page__actions{display:flex;align-items:center;gap:var(--space-3)}.page__header-row{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);flex-wrap:wrap}.grid{display:grid;gap:var(--space-6)}.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.grid--2,.grid--3,.grid--4{grid-template-columns:1fr}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-4)}.stat-card{background:var(--bg-surface);border-radius:var(--radius-xl);padding:var(--space-5);border:1px solid var(--border-default);transition:all var(--transition-normal)}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card__label{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0 0 var(--space-2) 0}.stat-card__value{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--text-primary);margin:0}.stat-card__change{display:flex;align-items:center;gap:var(--space-1);font-size:var(--font-size-sm);margin-top:var(--space-2)}.stat-card__change--positive{color:var(--color-success-600)}.stat-card__change--negative{color:var(--color-error-600)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12) var(--space-6);text-align:center}.empty-state__icon{width:80px;height:80px;color:var(--color-gray-300);margin-bottom:var(--space-4)}.empty-state__title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0 0 var(--space-2) 0}.empty-state__description{font-size:var(--font-size-base);color:var(--text-secondary);margin:0 0 var(--space-6) 0;max-width:400px}.loader{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3)}.loader--fullscreen{position:fixed;inset:0;background:var(--bg-overlay);z-index:var(--z-modal)}.loader--sm .loader__spinner{width:24px;height:24px}.loader--md .loader__spinner{width:40px;height:40px}.loader--lg .loader__spinner{width:56px;height:56px}.loader__spinner svg{width:100%;height:100%;animation:spin 1s linear infinite}.loader__track{stroke:var(--color-gray-200)}[data-theme=dark] .loader__track{stroke:var(--color-gray-700)}.loader__progress{stroke:var(--color-primary-500);stroke-dasharray:80,200;stroke-dashoffset:0;animation:loader-dash 1.5s ease-in-out infinite}@keyframes loader-dash{0%{stroke-dasharray:1,200;stroke-dashoffset:0}50%{stroke-dasharray:89,200;stroke-dashoffset:-35}to{stroke-dasharray:89,200;stroke-dashoffset:-124}}.loader__text{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0}.skeleton{background:linear-gradient(90deg,var(--color-gray-200) 25%,var(--color-gray-100) 50%,var(--color-gray-200) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}[data-theme=dark] .skeleton{background:linear-gradient(90deg,var(--color-gray-700) 25%,var(--color-gray-600) 50%,var(--color-gray-700) 75%);background-size:200% 100%}.skeleton--text{height:1em;border-radius:var(--radius-md);width:100%}.skeleton--circle{border-radius:50%}.skeleton--rect{border-radius:var(--radius-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-weight:var(--font-weight-medium);border-radius:var(--radius-md);transition:all var(--transition-fast);cursor:pointer;white-space:nowrap;text-decoration:none;border:1px solid transparent}.btn:focus-visible{outline:2px solid var(--color-primary-500);outline-offset:2px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--sm{height:32px;padding:0 var(--space-3);font-size:var(--font-size-sm)}.btn--md{height:40px;padding:0 var(--space-4);font-size:var(--font-size-sm)}.btn--lg{height:48px;padding:0 var(--space-6);font-size:var(--font-size-base)}.btn--primary{background:linear-gradient(135deg,var(--color-primary-600) 0%,var(--color-primary-700) 100%);color:#fff;box-shadow:var(--shadow-sm),0 0 0 0 var(--color-primary-400)}.btn--primary:hover:not(:disabled){background:linear-gradient(135deg,var(--color-primary-500) 0%,var(--color-primary-600) 100%);box-shadow:var(--shadow-md),0 0 20px #8b5cf64d;transform:translateY(-1px)}.btn--primary:active:not(:disabled){transform:translateY(0);box-shadow:var(--shadow-sm)}.btn--secondary{background:var(--bg-surface);color:var(--text-primary);border-color:var(--border-default)}.btn--secondary:hover:not(:disabled){background:var(--bg-surface-hover);border-color:var(--border-hover)}.btn--ghost{background:transparent;color:var(--text-secondary)}.btn--ghost:hover:not(:disabled){background:var(--bg-surface-hover);color:var(--text-primary)}.btn--danger{background:linear-gradient(135deg,var(--color-error-500) 0%,var(--color-error-600) 100%);color:#fff}.btn--danger:hover:not(:disabled){background:linear-gradient(135deg,var(--color-error-600) 0%,var(--color-error-700) 100%);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--success{background:linear-gradient(135deg,var(--color-success-500) 0%,var(--color-success-600) 100%);color:#fff}.btn--success:hover:not(:disabled){background:linear-gradient(135deg,var(--color-success-600) 0%,var(--color-success-700) 100%);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--full-width{width:100%}.btn--loading{pointer-events:none}.btn__spinner{width:16px;height:16px}.btn__spinner svg{width:100%;height:100%;animation:spin 1s linear infinite}.btn__icon{display:flex;align-items:center;justify-content:center}.btn__icon svg{width:18px;height:18px}.btn__icon--left{margin-right:var(--space-1)}.btn__icon--right{margin-left:var(--space-1)}.btn__text{display:inline-flex;align-items:center}.card{position:relative;background:var(--bg-surface);border-radius:var(--radius-xl);transition:transform var(--transition-normal),box-shadow var(--transition-normal),border-color var(--transition-normal);overflow:hidden}.card:before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity var(--transition-normal)}.card--default{box-shadow:0 1px 3px #0000000a,0 1px 2px #0000000f;border:1px solid var(--border-default)}.card--default:hover{border-color:var(--border-hover);box-shadow:0 4px 6px #0000000a,0 2px 4px #0000000f}.card--elevated{box-shadow:0 4px 6px -1px #00000014,0 2px 4px -2px #0000000f,0 0 0 1px #00000008;border:none}.card--elevated:hover{transform:translateY(-4px);box-shadow:0 20px 25px -5px #00000014,0 8px 10px -6px #0000000f,0 0 0 1px #00000008}.card--outlined{border:1.5px solid var(--border-default);box-shadow:none;background:transparent}.card--outlined:hover{border-color:var(--color-primary-300);background:var(--bg-surface)}[data-theme=dark] .card--outlined:hover{border-color:var(--color-primary-600)}.card--glass{background:#fff9;backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1px solid rgba(255,255,255,.4);box-shadow:0 8px 32px #00000014,inset 0 1px #fff9}.card--glass:hover{background:#ffffffb3;box-shadow:0 12px 40px #0000001a,inset 0 1px #ffffffb3}[data-theme=dark] .card--glass{background:#1f293799;border-color:#ffffff14;box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff0d}[data-theme=dark] .card--glass:hover{background:#1f2937bf;border-color:#ffffff1f}.card--gradient{background:var(--bg-surface);border:none;box-shadow:0 4px 6px -1px #00000014,0 2px 4px -2px #0000000f;position:relative}.card--gradient:before{content:"";position:absolute;inset:0;padding:2px;border-radius:inherit;background:linear-gradient(135deg,var(--color-primary-400) 0%,var(--color-primary-600) 50%,var(--color-secondary-500) 100%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.6;transition:opacity var(--transition-normal);pointer-events:none}.card--gradient:hover:before{opacity:1}.card--gradient:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px #8b5cf626,0 4px 6px -4px #8b5cf61a}.card--interactive{cursor:pointer;-webkit-user-select:none;user-select:none}.card--interactive:active{transform:scale(.98)}.card--padding-none{padding:0}.card--padding-sm{padding:var(--space-4)}.card--padding-md{padding:var(--space-6)}.card--padding-lg{padding:var(--space-8)}.card--padding-xl{padding:var(--space-10)}.card__header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);padding-bottom:var(--space-5);margin-bottom:var(--space-5);position:relative}.card__header:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,var(--border-default) 20%,var(--border-default) 80%,transparent 100%)}.card__header-content{flex:1;min-width:0}.card__title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0;line-height:var(--line-height-tight);letter-spacing:-.01em}.card__subtitle{font-size:var(--font-size-sm);color:var(--text-secondary);margin:var(--space-1) 0 0 0;line-height:var(--line-height-relaxed)}.card__header-action{flex-shrink:0;display:flex;align-items:center;gap:var(--space-2)}.card__body{color:var(--text-secondary);line-height:var(--line-height-relaxed)}.card__body:not(:last-child){margin-bottom:var(--space-5)}.card__footer{display:flex;align-items:center;gap:var(--space-3);padding-top:var(--space-5);margin-top:var(--space-5);position:relative}.card__footer:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,var(--border-default) 20%,var(--border-default) 80%,transparent 100%)}.card__footer--between{justify-content:space-between}.card__footer--end{justify-content:flex-end}.card__footer--center{justify-content:center}.card--animate{animation:cardEnter var(--transition-slow) ease forwards}.card--animate:nth-child(1){animation-delay:0ms}.card--animate:nth-child(2){animation-delay:50ms}.card--animate:nth-child(3){animation-delay:.1s}.card--animate:nth-child(4){animation-delay:.15s}.card--animate:nth-child(5){animation-delay:.2s}.card--animate:nth-child(6){animation-delay:.25s}.card--accent{border-left:3px solid var(--color-primary-500)}.card--accent-success{border-left:3px solid var(--color-success-500)}.card--accent-warning{border-left:3px solid var(--color-warning-500)}.card--accent-error{border-left:3px solid var(--color-error-500)}.card--disabled{opacity:.6;pointer-events:none}.card--loading{overflow:hidden}.card--loading:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.4) 50%,transparent 100%);background-size:200% 100%;animation:shimmer 1.5s infinite}[data-theme=dark] .card--loading:after{background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.08) 50%,transparent 100%);background-size:200% 100%}.input-wrapper{display:flex;flex-direction:column;gap:var(--space-2)}.input-wrapper--full-width{width:100%}.input-wrapper--disabled{opacity:.5;pointer-events:none}.input__label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary);letter-spacing:.01em;display:flex;align-items:center;gap:var(--space-1)}.input__required{color:var(--color-error-500);font-weight:var(--font-weight-normal)}.input__optional{font-size:var(--font-size-xs);font-weight:var(--font-weight-normal);color:var(--text-tertiary);margin-left:var(--space-1)}.input__container{position:relative;display:flex;align-items:center}.input__container:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:2px;background:linear-gradient(90deg,var(--color-primary-400),var(--color-primary-600));border-radius:0 0 var(--radius-md) var(--radius-md);transition:width var(--transition-normal),left var(--transition-normal);pointer-events:none}.input__container:focus-within:after{width:100%;left:0}.input{width:100%;font-size:var(--font-size-base);font-weight:var(--font-weight-normal);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);transition:border-color var(--transition-fast),box-shadow var(--transition-fast),background-color var(--transition-fast)}.input::placeholder{color:var(--text-tertiary);font-weight:var(--font-weight-normal)}.input:hover:not(:disabled):not(:focus){border-color:var(--border-hover);background:var(--bg-surface-hover)}.input:focus{border-color:var(--color-primary-400);background:var(--bg-surface);box-shadow:0 0 0 4px #8b5cf61a,0 1px 2px #0000000d;outline:none}.input--sm{height:36px;padding:0 var(--space-3);font-size:var(--font-size-sm);border-radius:var(--radius-md)}.input--md{height:44px;padding:0 var(--space-4)}.input--lg{height:52px;padding:0 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var(--transition-fast)}.drawer-close:hover{background:var(--bg-secondary);color:var(--text-primary)}.drawer-content{flex:1;overflow-y:auto;overflow-x:hidden;padding:var(--space-4);min-height:0}.grading-panel{display:flex;flex-direction:column;gap:var(--space-5)}.grading-status{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);background:var(--bg-secondary);border-radius:var(--radius-lg)}.grading-status-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md)}.grading-status-icon.pending{background:var(--color-warning-100);color:var(--color-warning-600)}.grading-status-icon.graded{background:var(--color-success-100);color:var(--color-success-600)}.grading-status-text{flex:1;min-width:0}.grading-status-text h4{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0;line-height:1.4}.grading-status-text p{font-size:var(--font-size-xs);color:var(--text-secondary);margin:var(--space-1) 0 0 0;line-height:1.4}.grade-form{display:flex;flex-direction:column;gap:var(--space-4)}.form-group{display:flex;flex-direction:column;gap:var(--space-2)}.form-group label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-secondary)}.grade-input-group{position:relative;display:flex;align-items:center}.grade-input-group input{flex:1;padding-right:40px}.grade-input-group .percent-symbol{position:absolute;right:var(--space-3);font-size:var(--font-size-sm);color:var(--text-tertiary);pointer-events:none}.comments-panel{display:flex;flex-direction:column;height:100%}.comments-list{display:flex;flex-direction:column;gap:var(--space-2)}.no-comments{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-10);color:var(--text-tertiary);text-align:center}.no-comments svg{margin-bottom:var(--space-3);opacity:.5}.no-comments p{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin:0 0 var(--space-1)}.no-comments-hint{font-size:var(--font-size-xs)}.comment-item{padding:var(--space-3);border-radius:var(--radius-lg);cursor:pointer;transition:background-color var(--transition-fast);border:1px solid transparent}.comment-item:hover{background:var(--bg-secondary)}.comment-item.comment-active{background:var(--color-primary-50);border-color:var(--color-primary-200)}.comment-item.comment-reply{margin-left:var(--space-4);padding-left:var(--space-3);border-left:2px solid var(--border-default)}.comment-header{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2)}.comment-meta{flex:1;min-width:0}.comment-author{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--text-primary)}.comment-time{font-size:var(--font-size-xs);color:var(--text-tertiary)}.comment-actions{display:flex;gap:var(--space-1);opacity:0;transition:opacity var(--transition-fast)}.comment-item:hover .comment-actions{opacity:1}.comment-action-btn{background:none;border:none;padding:var(--space-1);border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.comment-action-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.comment-action-delete:hover{color:var(--color-error-600)}.comment-highlight{margin-bottom:var(--space-2)}.highlight-quote{font-size:var(--font-size-xs);font-style:italic;color:var(--text-secondary);background:linear-gradient(to right,rgba(139,92,246,.1),transparent);padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);border-left:2px solid var(--color-primary-400);display:block;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.comment-body{font-size:var(--font-size-sm);color:var(--text-primary);line-height:1.5;margin:var(--space-2) 0 0 0;word-wrap:break-word;overflow-wrap:break-word}.reply-btn{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--font-size-xs);color:var(--color-primary-600);background:none;border:none;cursor:pointer;padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);margin-top:var(--space-2);transition:background-color var(--transition-fast)}.reply-btn:hover{background:var(--color-primary-50)}.reply-form{margin-top:var(--space-2);padding-top:var(--space-2);border-top:1px dashed var(--border-default)}.reply-form textarea{font-size:var(--font-size-sm)}.reply-form-actions{display:flex;justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2)}.comment-edit-form{margin-bottom:var(--space-2)}.comment-edit-form textarea{font-size:var(--font-size-sm)}.comment-edit-actions{display:flex;justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-2)}.replies-section{margin-top:var(--space-2)}.toggle-replies-btn{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--font-size-xs);color:var(--text-secondary);background:none;border:none;cursor:pointer;padding:var(--space-1) 0;transition:color var(--transition-fast)}.toggle-replies-btn:hover{color:var(--color-primary-600)}.replies-list{margin-top:var(--space-2)}.drawer-toggle{position:fixed;right:var(--space-4);bottom:var(--space-4);z-index:100;display:flex;gap:var(--space-2)}.drawer-toggle-btn{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:#fff;background:var(--color-primary-600);border:none;border-radius:var(--radius-full);cursor:pointer;box-shadow:var(--shadow-lg);transition:all var(--transition-fast)}.drawer-toggle-btn:hover{background:var(--color-primary-700);transform:translateY(-2px);box-shadow:var(--shadow-xl)}.drawer-toggle-btn .badge-count{background:var(--color-primary-100);color:var(--color-primary-700);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);padding:2px 6px;border-radius:var(--radius-full)}.add-comment-popover{position:fixed;z-index:1000;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:var(--space-4);width:360px;max-width:calc(100vw - 32px);animation:popoverSlideIn .15s ease}@keyframes popoverSlideIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.popover-header{display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin-bottom:var(--space-2)}.popover-header svg{color:var(--color-primary-600)}.selected-text-preview{font-size:var(--font-size-xs);color:var(--text-secondary);font-style:italic;background:var(--bg-secondary);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);margin-bottom:var(--space-3);border-left:3px solid var(--color-primary-400);line-height:1.4;max-height:60px;overflow:hidden}.popover-actions{display:flex;justify-content:flex-end;gap:var(--space-2);margin-top:var(--space-3)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16);text-align:center;color:var(--text-secondary);min-height:60vh}.empty-state svg{margin-bottom:var(--space-4);opacity:.5}.empty-state h2{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--text-primary);margin:0 0 var(--space-2)}.empty-state p{margin:0 0 var(--space-6)}.loading-state{display:flex;align-items:center;justify-content:center;padding:var(--space-12);color:var(--text-secondary);font-size:var(--font-size-sm)}.photos-container{padding:var(--space-2)}@media(max-width:1024px){.submission-detail{margin:calc(-1 * var(--space-6));width:calc(100% + var(--space-6) * 2)}.submission-topbar{padding:var(--space-3) var(--space-4);flex-wrap:wrap}.topbar-divider{display:none}.topbar-student{order:1;flex:1;width:auto;margin-bottom:0}.topbar-status{order:2}.submission-nav{order:3}.submission-drawer{position:fixed;top:0;right:0;bottom:0;width:100%;max-width:400px;min-width:0;z-index:200;transform:translate(100%);transition:transform var(--transition-normal)}.submission-drawer:not(.drawer-collapsed){transform:translate(0)}.drawer-overlay{position:fixed;inset:0;background:#00000080;z-index:199;opacity:0;visibility:hidden;transition:all var(--transition-normal)}.drawer-overlay.visible{opacity:1;visibility:visible}.submission-content-panel{padding:var(--space-4)}.text-content-body{padding:var(--space-5)}}@media(max-width:768px){.submission-topbar{gap:var(--space-3)}.topbar-student-info{display:none}.submission-meta-bar{padding:var(--space-3) var(--space-4);gap:var(--space-3)}.meta-item{flex:1 1 auto;min-width:0}.meta-item-label,.meta-divider{display:none}.submission-nav{flex-shrink:0}.submission-content-panel,.text-content-body{padding:var(--space-4)}.add-comment-popover{position:fixed;bottom:0;left:0!important;right:0;top:auto!important;width:100%;max-width:100%;border-radius:var(--radius-xl) var(--radius-xl) 0 0;max-height:50vh;overflow-y:auto;padding:var(--space-5);padding-bottom:calc(var(--space-5) + env(safe-area-inset-bottom,0px))}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-5);margin-bottom:var(--space-8);animation:slideUp .5s ease-out}.stats-card{position:relative;overflow:hidden;border:1px solid rgba(99,102,241,.1);background:linear-gradient(135deg,#fffffff2,#fffffffa);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s cubic-bezier(.4,0,.2,1)}.stats-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0%,rgba(99,102,241,.04) 100%);opacity:0;transition:opacity .3s ease}.stats-card:after{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(99,102,241,.08) 0%,transparent 70%);opacity:0;transition:opacity .5s ease}.stats-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px -6px #6366f126,0 0 0 1px #6366f11a;border-color:#6366f133}.stats-card:hover:before{opacity:1}.stats-card:hover:after{opacity:1}.stats-icon{width:56px;height:56px;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;position:relative;box-shadow:0 4px 12px #00000014;transition:all .3s ease;z-index:1}.stats-card:hover .stats-icon{transform:scale(1.08) rotate(5deg);box-shadow:0 8px 20px #0000001f}.stats-value{font-size:2rem;font-weight:700;line-height:1;margin-bottom:4px;color:var(--text-primary);letter-spacing:-.02em;position:relative;z-index:1}.stats-label{font-size:.75rem;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em;font-weight:600;position:relative;z-index:1}.section-title{font-size:1.25rem;font-weight:700;color:var(--text-primary);letter-spacing:-.01em;position:relative;display:inline-block}.section-title:after{content:"";position:absolute;bottom:-4px;left:0;width:40px;height:3px;background:linear-gradient(90deg,var(--color-primary-500),var(--color-primary-300));border-radius:2px}.material-filters{display:flex;gap:var(--space-3);align-items:center}.search-box{position:relative;flex:1;max-width:400px}.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);pointer-events:none;transition:color .2s ease}.inbox-search-input{width:100%;padding:10px 12px 10px 40px;border:1px solid var(--border-color);border-radius:var(--radius-lg);font-size:var(--font-size-sm);background:var(--bg-primary);transition:all .2s ease;outline:none}.inbox-search-input:focus{border-color:var(--color-primary-500);box-shadow:0 0 0 3px #6366f11a}.inbox-search-input:focus+.search-icon{color:var(--color-primary-500)}.material-list{display:flex;flex-direction:column;gap:var(--space-3);animation:scaleIn .4s ease-out .1s both}.material-item{position:relative;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid var(--border-color);background:var(--bg-primary)}.material-item:after{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(180deg,var(--color-primary-500),var(--color-primary-600));opacity:0;transition:opacity .3s ease}.material-item:hover{transform:translate(6px);border-color:var(--color-primary-200);box-shadow:0 8px 20px -4px #6366f126}.material-item:hover:after{opacity:1}.material-item-body{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4)}.res-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--color-primary-50) 0%,var(--color-primary-100) 100%);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:var(--color-primary-600);flex-shrink:0;box-shadow:0 2px 8px #6366f126;transition:all .3s ease;position:relative;overflow:hidden}.res-icon:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.3) 0%,transparent 70%);opacity:0;transition:opacity .3s ease}.material-item:hover .res-icon{transform:rotate(5deg) scale(1.05);box-shadow:0 4px 16px #6366f140}.material-item:hover .res-icon:before{opacity:1}.res-main{flex:1;min-width:0}.res-title-row{display:flex;align-items:center;gap:var(--space-2);margin-bottom:6px;flex-wrap:wrap}.res-title{margin:0;font-size:var(--font-size-md);font-weight:600;color:var(--text-primary);letter-spacing:-.01em}.res-meta{display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--text-tertiary);flex-wrap:wrap}.dot-separator{font-weight:700;opacity:.5}.res-actions{display:flex;gap:var(--space-1);margin-left:auto;flex-shrink:0;opacity:.7;transition:opacity .3s ease}.material-item:hover .res-actions{opacity:1}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-12) var(--space-4);text-align:center;background:linear-gradient(135deg,#f9fafbcc,#ffffffe6);border-radius:var(--radius-xl);border:2px dashed var(--border-color);animation:scaleIn .5s ease-out}.empty-state h3{margin:0;font-size:var(--font-size-lg);font-weight:600;color:var(--text-primary)}.empty-state p{margin:0;color:var(--text-tertiary);max-width:400px;line-height:1.6}.cohort-card{transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid var(--border-color);background:var(--bg-primary);position:relative;overflow:hidden}.cohort-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-primary-500),var(--color-primary-400));transform:scaleX(0);transform-origin:left;transition:transform .3s ease}.cohort-card:hover{border-color:var(--color-primary-300);box-shadow:0 8px 20px -4px #6366f133;transform:translateY(-3px)}.cohort-card:hover:before{transform:scaleX(1)}.type-toggle-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:18px 12px;background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden}.type-toggle-btn:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--color-primary-50) 0%,var(--color-primary-100) 100%);opacity:0;transition:opacity .2s ease}.type-toggle-btn:hover{border-color:var(--color-primary-400);color:var(--color-primary-700);transform:translateY(-3px);box-shadow:0 6px 12px #6366f133}.type-toggle-btn:hover:before{opacity:.4}.type-toggle-btn.active{background:linear-gradient(135deg,var(--color-primary-50) 0%,var(--color-primary-100) 100%);border-color:var(--color-primary-500);color:var(--color-primary-700);box-shadow:0 0 0 3px #6366f126,0 4px 8px #6366f11a;transform:scale(1.02)}.type-toggle-btn svg,.type-toggle-btn span{position:relative;z-index:1}.type-toggle-btn span{font-weight:600;font-size:var(--font-size-sm)}.file-upload-zone{border:2px dashed var(--border-color);border-radius:var(--radius-xl);padding:var(--space-10);display:flex;flex-direction:column;align-items:center;gap:var(--space-2);background:linear-gradient(135deg,#f9fafb80,#fffc);cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.file-upload-zone:before{content:"";position:absolute;top:50%;left:50%;width:300px;height:300px;background:radial-gradient(circle,rgba(99,102,241,.08) 0%,transparent 70%);transform:translate(-50%,-50%);opacity:0;transition:opacity .3s ease}.file-upload-zone:hover{border-color:var(--color-primary-400);background:linear-gradient(135deg,var(--color-primary-50) 0%,rgba(255,255,255,.9) 100%);transform:scale(1.01)}.file-upload-zone:hover:before{opacity:1}.file-upload-zone>*{position:relative;z-index:1}.file-upload-zone span{font-weight:600;color:var(--text-primary)}.opacity-60{opacity:.6}.grayscale{filter:grayscale(1)}.text-truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:768px){.material-filters{flex-direction:column;align-items:stretch}.search-box{max-width:100%}.stats-grid{grid-template-columns:1fr}.stats-value{font-size:1.75rem}.material-item:hover{transform:translate(3px)}.res-actions{flex-wrap:wrap;opacity:1}.material-item-body{flex-wrap:wrap}.section-title:after{width:30px;height:2px}}:root{--color-primary-50: #f5f3ff;--color-primary-100: #ede9fe;--color-primary-200: #ddd6fe;--color-primary-300: #c4b5fd;--color-primary-400: #a78bfa;--color-primary-500: #8b5cf6;--color-primary-600: #7c3aed;--color-primary-700: #6d28d9;--color-primary-800: #5b21b6;--color-primary-900: #4c1d95;--color-secondary-50: #fffbeb;--color-secondary-100: #fef3c7;--color-secondary-200: #fde68a;--color-secondary-300: #fcd34d;--color-secondary-400: #fbbf24;--color-secondary-500: #f59e0b;--color-secondary-600: #d97706;--color-secondary-700: #b45309;--color-secondary-800: #92400e;--color-secondary-900: #78350f;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #111827;--color-gray-950: #030712;--color-success-50: #ecfdf5;--color-success-100: #d1fae5;--color-success-500: #10b981;--color-success-600: #059669;--color-success-700: #047857;--color-warning-50: #fffbeb;--color-warning-100: #fef3c7;--color-warning-500: #f59e0b;--color-warning-600: #d97706;--color-error-50: #fef2f2;--color-error-100: #fee2e2;--color-error-500: #ef4444;--color-error-600: #dc2626;--color-error-700: #b91c1c;--color-info-50: #eff6ff;--color-info-100: #dbeafe;--color-info-500: #3b82f6;--color-info-600: #2563eb;--bg-page: var(--color-gray-50);--bg-surface: #ffffff;--bg-surface-elevated: #ffffff;--bg-surface-hover: var(--color-gray-50);--bg-surface-active: var(--color-gray-100);--bg-overlay: rgba(0, 0, 0, .5);--text-primary: var(--color-gray-900);--text-secondary: var(--color-gray-600);--text-tertiary: var(--color-gray-500);--text-disabled: var(--color-gray-400);--text-inverse: #ffffff;--text-link: var(--color-primary-600);--text-link-hover: var(--color-primary-700);--border-default: var(--color-gray-200);--border-hover: var(--color-gray-300);--border-focus: var(--color-primary-500);--border-error: var(--color-error-500);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-size-5xl: 3rem;--font-weight-light: 300;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extrabold: 800;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.625;--space-0: 0;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px rgba(139, 92, 246, .3);--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--z-dropdown: 100;--z-sticky: 200;--z-fixed: 300;--z-modal-backdrop: 400;--z-modal: 500;--z-popover: 600;--z-tooltip: 700;--sidebar-width: 280px;--header-height: 64px;--content-max-width: 1280px}[data-theme=dark]{--bg-page: var(--color-gray-950);--bg-surface: var(--color-gray-900);--bg-surface-elevated: var(--color-gray-800);--bg-surface-hover: var(--color-gray-800);--bg-surface-active: var(--color-gray-700);--text-primary: var(--color-gray-50);--text-secondary: var(--color-gray-400);--text-tertiary: var(--color-gray-500);--text-disabled: var(--color-gray-600);--border-default: var(--color-gray-700);--border-hover: var(--color-gray-600);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3), 0 2px 4px -2px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4), 0 4px 6px -4px rgba(0, 0, 0, .3)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-family);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--text-primary);background-color:var(--bg-page);min-height:100vh}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--text-primary)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-base)}p{margin-bottom:var(--space-4)}a{color:var(--text-link);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--text-link-hover)}small{font-size:var(--font-size-sm)}strong{font-weight:var(--font-weight-semibold)}input,textarea,select,button{font-family:inherit;font-size:inherit}button{cursor:pointer;border:none;background:none}input:focus,textarea:focus,select:focus,button:focus{outline:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:var(--space-1)}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.text-center{text-align:center}.text-right{text-align:right}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-lg{font-size:var(--font-size-lg)}.text-xl{font-size:var(--font-size-xl)}.text-secondary{color:var(--text-secondary)}.text-tertiary{color:var(--text-tertiary)}.font-medium{font-weight:var(--font-weight-medium)}.font-semibold{font-weight:var(--font-weight-semibold)}.font-bold{font-weight:var(--font-weight-bold)}.w-full{width:100%}.h-full{height:100%}.min-h-screen{min-height:100vh}.mt-2{margin-top:var(--space-2)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.mb-2{margin-bottom:var(--space-2)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fade-in{animation:fadeIn var(--transition-normal) ease}.animate-slide-up{animation:slideUp var(--transition-normal) ease}.animate-scale-in{animation:scaleIn var(--transition-fast) ease}.animate-spin{animation:spin 1s linear infinite}.animate-pulse{animation:pulse 2s ease-in-out infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-gray-300);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-400)}[data-theme=dark] ::-webkit-scrollbar-thumb{background:var(--color-gray-600)}[data-theme=dark] ::-webkit-scrollbar-thumb:hover{background:var(--color-gray-500)}.fc{--fc-border-color: var(--border-default);--fc-button-bg-color: var(--color-primary-600);--fc-button-border-color: var(--color-primary-600);--fc-button-hover-bg-color: var(--color-primary-700);--fc-button-hover-border-color: var(--color-primary-700);--fc-button-active-bg-color: var(--color-primary-800);--fc-button-active-border-color: var(--color-primary-800);--fc-today-bg-color: var(--color-primary-50);--fc-event-bg-color: var(--color-primary-500);--fc-event-border-color: var(--color-primary-600)}.fc .fc-button{border-radius:var(--radius-md);font-weight:var(--font-weight-medium)}.fc .fc-toolbar-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold)}.fc .fc-daygrid-day-number{font-weight:var(--font-weight-medium)}.fc-event{border-radius:var(--radius-sm);font-size:var(--font-size-sm);padding:var(--space-1) var(--space-2);cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.fc-event:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}