*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;background:#0a0015;min-height:100vh;color:#e9d5ff}.App{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#0a0015,#1a0033,#0a0015)}.app-header{background:linear-gradient(90deg,#1a0033,#2d0066,#1a0033);border-bottom:2px solid #a855f7;padding:1rem 2rem;box-shadow:0 4px 20px #a855f74d}.header-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:2rem}.app-title{font-size:1.5rem;font-weight:700;background:linear-gradient(90deg,#a855f7,#ec4899,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:.05em;margin:0;text-shadow:0 0 20px rgba(168,85,247,.5)}.auth-header{text-align:center;background:#1a0033}.user-section{display:flex;align-items:center;gap:2rem}.nav-menu{display:flex;gap:.5rem}.nav-button{background:transparent;color:#c084fc;border:1px solid #7c3aed;padding:.625rem 1.25rem;border-radius:8px;cursor:pointer;transition:all .3s;font-size:.875rem;font-weight:500}.nav-button:hover{background:#a855f733;color:#e9d5ff;border-color:#a855f7;box-shadow:0 0 15px #a855f766}.nav-button.active{background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;font-weight:600;border-color:#ec4899;box-shadow:0 0 20px #a855f799}.user-info{display:flex;align-items:center;gap:1.5rem}.user-greeting{color:#e9d5ff;font-weight:500;font-size:.875rem}.btn-logout{background:linear-gradient(135deg,#ec4899,#ef4444);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:8px;cursor:pointer;transition:all .3s;font-weight:500;font-size:.875rem;box-shadow:0 0 15px #ec489966}.btn-logout:hover{box-shadow:0 0 25px #ec489999;transform:translateY(-2px)}.app-main{flex:1;display:flex;justify-content:center;align-items:center;padding:2rem}.auth-container{width:100%;max-width:450px}.auth-card{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;padding:2.5rem;box-shadow:0 8px 32px #a855f74d;border:2px solid #7c3aed}.auth-card h2{background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:2rem;text-align:center;font-size:1.75rem;font-weight:700}.switch-auth{text-align:center;margin-top:1.5rem;color:#c084fc}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:#e9d5ff;font-weight:500;font-size:.875rem}.form-group input,.form-group select{width:100%;padding:.75rem 1rem;border:1px solid #7c3aed;border-radius:8px;font-size:.9375rem;transition:all .3s;background:#0a001599;color:#e9d5ff}.form-group input:focus,.form-group select:focus{outline:none;border-color:#a855f7;box-shadow:0 0 20px #a855f766}.form-group input:hover,.form-group select:hover{border-color:#a855f7}.form-group input::placeholder{color:#9333ea}.form-group small{display:block;color:#c084fc;font-size:.8125rem;margin-top:.375rem}.required{color:#ec4899}.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a855f7' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.5rem;cursor:pointer}.btn-primary{width:100%;padding:.875rem 1.5rem;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border:none;border-radius:8px;font-size:.9375rem;font-weight:600;cursor:pointer;transition:all .3s;margin-top:1rem;box-shadow:0 4px 15px #a855f766}.btn-primary:hover:not(:disabled){box-shadow:0 6px 25px #a855f799;transform:translateY(-2px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:#7c3aed33;color:#e9d5ff;border:1px solid #7c3aed;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s}.btn-secondary:hover{background:#a855f74d;box-shadow:0 0 15px #a855f74d}.link-button{background:none;border:none;color:#a855f7;cursor:pointer;font-weight:500;text-decoration:none;font-size:.875rem}.link-button:hover{text-decoration:underline;color:#ec4899}.error-message{background:#dc262633;color:#fecaca;padding:.875rem 1rem;border-radius:8px;margin-bottom:1rem;border-left:3px solid #ec4899;font-size:.875rem}.success-message{background:#22c55e33;color:#86efac;padding:.875rem 1rem;border-radius:8px;margin-bottom:1rem;border-left:3px solid #22c55e;font-size:.875rem}.info-text{color:#c084fc;font-size:.9375rem;margin-top:2rem;padding:1rem;background:#7c3aed33;border-radius:8px;border-left:3px solid #a855f7}.dashboard,.task-generator,.task-history,.statistics,.premium-page{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;padding:2.5rem;box-shadow:0 8px 32px #a855f74d;border:2px solid #7c3aed;max-width:1200px;width:100%}.dashboard h2,.generator-header h2,.history-header h2,.stats-header h2,.premium-header h2{background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.5rem;font-size:1.875rem;font-weight:700}.generator-subtitle,.history-subtitle,.stats-subtitle,.premium-subtitle{color:#c084fc;font-size:.9375rem}.generator-header,.history-header,.stats-header,.premium-header{text-align:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #7c3aed}.task-card,.history-item{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:1.5rem;margin-bottom:1rem;transition:all .3s}.task-header h4,.history-item-info h4{color:#e9d5ff;font-size:1.125rem;margin-bottom:.75rem;font-weight:600}.history-item-meta,.task-meta{color:#9333ea;font-size:.875rem}.task-content,.parsed-task{background:#7c3aed33;padding:1.25rem;border-radius:8px;margin-bottom:1rem;border-left:3px solid #a855f7}.task-content p,.parsed-task-content p,.solution-content p{color:#e9d5ff;font-size:.9375rem;line-height:1.6;white-space:pre-wrap}.parsed-task h5,.task-solution h5,.task-answers h5{color:#a855f7;font-size:1rem;margin-bottom:.75rem;font-weight:600}.task-answers,.parsed-task-answers{background:#7c3aed33;padding:1.25rem;border-radius:8px;margin-bottom:1rem}.task-answers li,.parsed-task-answers li{padding:.75rem 1rem;margin:.5rem 0;background:#0a001599;border-radius:8px;border-left:3px solid #7c3aed;color:#e9d5ff;transition:all .3s}.task-answers li.correct-answer,.task-answers li.correct,.parsed-task-answers li.correct{background:#22c55e33;border-left-color:#22c55e;color:#86efac;font-weight:600}.correct-indicator{margin-top:1rem;padding:.75rem;background:#22c55e33;border-radius:8px;color:#86efac;font-weight:600}.parsed-task-source{text-align:right;color:#9333ea;font-style:italic;font-size:.875rem}.history-item-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;cursor:pointer;transition:background .3s;border-radius:12px}.history-item-header:hover{background:#7c3aed33}.history-item-actions{display:flex;gap:.5rem}.btn-icon{background:#7c3aed4d;border:1px solid #7c3aed;color:#e9d5ff;padding:.5rem .75rem;border-radius:8px;cursor:pointer;transition:all .3s;font-size:.875rem}.btn-icon:hover{background:#a855f766;box-shadow:0 0 15px #a855f74d}.btn-pdf:hover{background:#a855f780;border-color:#a855f7;color:#fff;box-shadow:0 0 20px #a855f780}.btn-delete:hover{background:#ec489980;border-color:#ec4899;color:#fff;box-shadow:0 0 20px #ec489980}.btn-expand{background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border-color:#a855f7}.btn-expand:hover{box-shadow:0 0 25px #a855f799}.history-item-content{padding:1.5rem;background:#0a001599;border-top:1px solid #7c3aed;border-radius:0 0 12px 12px}.sfwp-controls{background:#1a003399;border:1px solid #7c3aed;padding:1.5rem;border-radius:12px;margin-bottom:1.5rem;display:flex;flex-direction:column;gap:1rem}.search-section,.filter-section,.sort-section{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.filter-section label,.sort-section label{color:#e9d5ff;font-weight:500;font-size:.875rem}.search-form{display:flex;gap:.5rem;flex:1}.search-input,.filter-select,.sort-select{padding:.625rem 1rem;border:1px solid #7c3aed;border-radius:8px;font-size:.875rem;background:#0a001599;color:#e9d5ff;transition:all .3s}.search-input:focus,.filter-select:focus,.sort-select:focus{outline:none;border-color:#a855f7;box-shadow:0 0 20px #a855f766}.btn-search,.btn-generate{background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border:none;padding:.625rem 1.5rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;font-size:.875rem;box-shadow:0 4px 15px #a855f766}.btn-search:hover,.btn-generate:hover:not(:disabled){box-shadow:0 6px 25px #a855f799;transform:translateY(-2px)}.btn-generate{font-size:1.125rem;padding:1rem 2rem;margin-top:.5rem}.btn-sort-order{background:#7c3aed4d;border:1px solid #7c3aed;color:#e9d5ff;padding:.625rem 1rem;border-radius:8px;cursor:pointer;font-size:1.2rem;transition:all .3s}.btn-sort-order:hover{background:#a855f766;border-color:#a855f7;box-shadow:0 0 15px #a855f74d}.btn-clear-all{background:linear-gradient(135deg,#ec4899,#ef4444);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;font-size:.875rem;margin-left:auto;box-shadow:0 4px 15px #ec489966}.btn-clear-all:hover{box-shadow:0 6px 25px #ec489999;transform:translateY(-2px)}.pagination{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:2rem;padding-top:1.5rem;border-top:2px solid #7c3aed}.btn-pagination{background:#1a003399;color:#a855f7;border:1px solid #a855f7;padding:.625rem 1.25rem;border-radius:8px;cursor:pointer;transition:all .3s;font-weight:500;font-size:.875rem}.btn-pagination:hover:not(:disabled){background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;box-shadow:0 0 20px #a855f780}.btn-pagination:disabled{opacity:.3;cursor:not-allowed}.page-info{color:#c084fc;font-weight:500;font-size:.875rem}.modal-overlay{position:fixed;inset:0;background:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.modal-content{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;max-width:500px;width:90%;border:2px solid #7c3aed;box-shadow:0 20px 50px #a855f780}.modal-header{padding:1.5rem 2rem;border-bottom:2px solid #7c3aed}.modal-header h3{color:#e9d5ff;margin:0;font-size:1.25rem;font-weight:600}.modal-body{padding:2rem}.modal-body p{color:#c084fc;line-height:1.6;margin:0;font-size:.9375rem}.modal-footer{padding:1.5rem 2rem;border-top:2px solid #7c3aed;display:flex;justify-content:flex-end;gap:.75rem}.btn-danger{background:linear-gradient(135deg,#ec4899,#ef4444);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;font-size:.875rem;box-shadow:0 4px 15px #ec489966}.btn-danger:hover{box-shadow:0 6px 25px #ec489999;transform:translateY(-2px)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:1.5rem;transition:all .3s}.stat-card:hover{box-shadow:0 8px 25px #a855f766;border-color:#a855f7}.stat-card-primary{background:linear-gradient(135deg,#7c3aed,#a855f7);color:#fff;border-color:#a855f7}.stat-card-secondary{background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border-color:#ec4899}.stat-card-success{background:linear-gradient(135deg,#15803d,#22c55e);color:#fff;border-color:#22c55e}.stat-card-info{background:linear-gradient(135deg,#6d28d9,#a855f7);color:#fff;border-color:#a855f7}.stat-icon{font-size:2.5rem;margin-bottom:1rem}.stat-number{font-size:2.5rem;font-weight:700;line-height:1}.stat-content h3{font-size:1rem;font-weight:500;margin-bottom:.5rem;opacity:.95}.stat-detail{font-size:.875rem;opacity:.9;margin-top:.5rem}.stat-item{display:flex;justify-content:space-between;padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.1);color:#e9d5ff;font-size:.875rem}.stat-item:last-child{border-bottom:none}.years-section{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:2rem;margin-top:2rem}.years-section h3{color:#a855f7;margin-bottom:1.5rem;font-size:1.25rem}.years-list{display:flex;flex-wrap:wrap;gap:1rem}.year-badge{background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;transition:all .3s;font-size:.875rem;box-shadow:0 4px 15px #a855f74d}.year-badge:hover{box-shadow:0 6px 25px #a855f780;transform:translateY(-2px)}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:2rem}.pricing-card{background:#0a001599;border:2px solid #7c3aed;border-radius:12px;padding:2rem;position:relative;transition:all .3s}.pricing-card:hover{box-shadow:0 10px 40px #a855f766;border-color:#a855f7}.pricing-card-featured{background:linear-gradient(135deg,#7c3aed,#a855f7);color:#fff;border-color:#ec4899;transform:scale(1.03)}.pricing-card-featured:hover{transform:scale(1.05);box-shadow:0 15px 50px #a855f799}.popular-badge{position:absolute;top:-12px;right:20px;background:linear-gradient(135deg,#ec4899,#f59e0b);color:#fff;padding:.375rem .875rem;border-radius:999px;font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;box-shadow:0 4px 15px #ec489980}.plan-header{text-align:center;margin-bottom:2rem}.plan-header h3{font-size:1.5rem;margin-bottom:1rem;font-weight:600;color:#e9d5ff}.pricing-card-featured .plan-header h3{color:#fff}.price{display:flex;align-items:baseline;justify-content:center;gap:.5rem}.currency{font-size:1.125rem;font-weight:600}.amount{font-size:3rem;font-weight:700}.period{font-size:1rem;opacity:.8}.savings{margin-top:.75rem;padding:.5rem 1rem;background:#ffffff26;border-radius:8px;font-weight:500;font-size:.875rem}.features-list{list-style:none;padding:0;margin:1.5rem 0}.features-list li{padding:.75rem 0;font-size:.9375rem;border-bottom:1px solid #7c3aed;color:#e9d5ff}.pricing-card-featured .features-list li{border-bottom-color:#fff3;color:#fff}.btn-subscribe{width:100%;padding:1rem;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 4px 15px #a855f766}.btn-subscribe:hover:not(:disabled){box-shadow:0 6px 25px #a855f799;transform:translateY(-2px)}.btn-subscribe:disabled{opacity:.5;cursor:not-allowed}.btn-subscribe-featured{background:#fff;color:#7c3aed}.btn-subscribe-featured:hover:not(:disabled){background:#e9d5ff;box-shadow:0 6px 25px #fff6}.premium-faq{margin-top:3rem}.premium-faq h3{text-align:center;color:#a855f7;font-size:1.5rem;margin-bottom:2rem;font-weight:600}.faq-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.faq-item{padding:1.25rem;background:#0a001599;border-radius:8px;border:1px solid #7c3aed;border-left:3px solid #a855f7}.faq-item strong{display:block;margin-bottom:.5rem;color:#e9d5ff;font-size:.9375rem}.faq-item p{color:#c084fc;font-size:.875rem;margin:0}.success-page,.cancel-page{min-height:100vh;display:flex;justify-content:center;align-items:center;background:linear-gradient(135deg,#0a0015,#1a0033,#0a0015);padding:2rem}.success-card,.cancel-card{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;padding:3rem;text-align:center;max-width:500px;width:100%;border:2px solid #7c3aed;box-shadow:0 20px 50px #a855f780}.success-icon,.cancel-icon{font-size:4rem;margin-bottom:1rem}.success-card h2{color:#22c55e;margin-bottom:1rem;font-size:1.875rem;font-weight:700}.cancel-card h2{color:#ec4899;margin-bottom:1rem;font-size:1.875rem;font-weight:700}.success-details,.cancel-details{color:#c084fc;margin:1rem 0;line-height:1.6;font-size:.9375rem}.countdown{color:#9333ea;font-size:.875rem;margin-top:1.5rem}.cancel-actions{display:flex;gap:1rem;margin-top:2rem}.bulk-actions{background:#1a003399;border:1px solid #7c3aed;padding:1rem 1.5rem;border-radius:12px;margin-bottom:1.5rem;display:flex;justify-content:space-between;align-items:center}.checkbox-container{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-weight:500;color:#e9d5ff;font-size:.875rem}.checkbox-container input[type=checkbox],.task-checkbox input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:#a855f7}.btn-bulk-delete{background:linear-gradient(135deg,#ec4899,#ef4444);color:#fff;border:none;padding:.625rem 1.25rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;font-size:.875rem;box-shadow:0 4px 15px #ec489966}.btn-bulk-delete:hover{box-shadow:0 6px 25px #ec489999;transform:translateY(-2px)}.task-item-wrapper{display:flex;gap:1rem;align-items:flex-start;margin-bottom:1rem}.task-checkbox{padding-top:1.5rem;flex-shrink:0}.task-item-wrapper .history-item{flex:1;margin-bottom:0}.pdf-limit-banner{background:#7c3aed4d;border:1px solid #a855f7;border-radius:12px;padding:1.25rem;margin-bottom:1.5rem}.pdf-limit-banner.limit-exceeded{background:#dc262633;border-color:#ec4899}.limit-info{display:flex;align-items:center;gap:1rem}.limit-icon{font-size:1.75rem}.limit-text{color:#e9d5ff;font-size:.9375rem;font-weight:500}.limit-warning{margin-top:.75rem;padding:.75rem;background:#ef444433;border-radius:8px;color:#fecaca;font-weight:500;font-size:.875rem}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem}.spinner{width:40px;height:40px;border:3px solid #7c3aed;border-top:3px solid #a855f7;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-spinner p{color:#c084fc}.app-footer{background:linear-gradient(90deg,#1a0033,#2d0066,#1a0033);border-top:2px solid #7c3aed;padding:1.5rem 2rem;text-align:center;color:#c084fc;font-size:.875rem}.app-footer p{margin:0}.empty-state{text-align:center;padding:3rem;color:#9333ea}@media(max-width:1024px){.header-content{flex-direction:column;align-items:stretch}.user-section{flex-direction:column;gap:1rem}.nav-menu{width:100%}}@media(max-width:768px){.app-header{padding:1rem}.app-title{font-size:1.25rem}.nav-menu{flex-direction:column}.nav-button{width:100%;text-align:center}.dashboard,.task-generator,.task-history,.statistics,.premium-page{padding:1.5rem}.pricing-grid{grid-template-columns:1fr}.pricing-card-featured{transform:scale(1)}.cancel-actions{flex-direction:column}.bulk-actions{flex-direction:column;align-items:stretch;gap:.75rem}.btn-bulk-delete{width:100%}.history-item-header{flex-direction:column;gap:1rem;align-items:flex-start}.history-item-actions{width:100%;justify-content:flex-end}}.reviews,.my-review{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;padding:2.5rem;box-shadow:0 8px 32px #a855f74d;border:2px solid #7c3aed;max-width:1200px;width:100%}.reviews-header,.review-header{text-align:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #7c3aed}.reviews-header h2,.review-header h2{background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:1.875rem;font-weight:700;margin-bottom:.5rem}.reviews-subtitle,.review-subtitle{color:#c084fc;font-size:.9375rem}.stars{display:flex;gap:.25rem;font-size:1.5rem}.star{color:#7c3aed;transition:all .3s}.star.filled{color:#fbbf24;filter:drop-shadow(0 0 8px rgba(251,191,36,.5))}.star.interactive{cursor:pointer}.star.interactive:hover{color:#fbbf24;transform:scale(1.2);filter:drop-shadow(0 0 12px rgba(251,191,36,.7))}.review-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:1.5rem;display:flex;align-items:center;gap:1rem}.stat-card-distribution{grid-column:1 / -1;flex-direction:column;align-items:stretch}.stat-icon{font-size:2.5rem}.stat-content h3{color:#e9d5ff;font-size:.875rem;margin-bottom:.5rem;font-weight:500}.stat-number{color:#a855f7;font-size:2.5rem;font-weight:700;line-height:1;margin-bottom:.5rem}.rating-bars{display:flex;flex-direction:column;gap:.75rem}.rating-bar{display:flex;align-items:center;gap:1rem}.rating-label{color:#fbbf24;font-weight:600;min-width:2rem}.bar-container{flex:1;height:1.5rem;background:#7c3aed;border-radius:8px;overflow:hidden}.bar-fill{height:100%;background:linear-gradient(90deg,#fbbf24,#f59e0b);transition:width .3s;box-shadow:0 0 15px #fbbf2480}.rating-count{color:#c084fc;font-weight:500;min-width:2rem;text-align:right}.reviews-list{display:flex;flex-direction:column;gap:1rem}.review-card{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:1.5rem;transition:all .3s}.review-card:hover{border-color:#a855f7;box-shadow:0 8px 25px #a855f766}.my-review-card{border-color:#a855f7}.review-header-item{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.review-author{display:flex;align-items:center;gap:.75rem}.author-icon{font-size:1.5rem}.author-name{color:#e9d5ff;font-weight:600;font-size:1rem}.review-rating{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.rating-number{color:#fbbf24;font-weight:600;font-size:1.125rem}.review-comment{color:#e9d5ff;font-size:.9375rem;line-height:1.6;margin-bottom:1rem}.review-date{color:#9333ea;font-size:.875rem;font-style:italic}.review-form{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:2rem}.review-form .form-group{margin-bottom:1.5rem}.review-form label{display:block;color:#e9d5ff;font-weight:500;margin-bottom:.75rem;font-size:.9375rem}.rating-text{color:#c084fc;font-size:.875rem;margin-top:.5rem}.review-textarea{width:100%;padding:.875rem;border:1px solid #7c3aed;border-radius:8px;background:#1a003399;color:#e9d5ff;font-size:.9375rem;font-family:inherit;resize:vertical;transition:all .3s}.review-textarea:focus{outline:none;border-color:#a855f7;box-shadow:0 0 20px #a855f766}.form-actions{display:flex;gap:1rem;justify-content:flex-end}.review-actions{display:flex;gap:.75rem;margin-top:1rem}.review-display{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:2rem}@media(max-width:768px){.reviews,.my-review{padding:1.5rem}.review-stats{grid-template-columns:1fr}.stat-card-distribution{grid-column:1}.form-actions,.review-actions{flex-direction:column}.form-actions button,.review-actions button{width:100%}}.section-title{color:#a855f7;font-size:1.25rem;font-weight:600;margin-bottom:1.5rem;padding-bottom:.75rem;border-bottom:2px solid #7c3aed}.my-review-section{background:#0a001599;border:2px solid #a855f7;border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 0 25px #a855f74d}.my-review-display{margin-top:1rem}.my-review-card{border-color:#a855f7!important;position:relative;box-shadow:0 0 20px #a855f74d}.review-badge{position:absolute;top:-12px;right:20px;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;padding:.375rem 1rem;border-radius:20px;font-weight:600;font-size:.8125rem;box-shadow:0 4px 15px #a855f780}.my-review-form{background:transparent;border:none;padding:0;margin-top:1rem}.my-review-form .form-group{margin-bottom:1.5rem}.my-review-form label{display:block;color:#e9d5ff;font-weight:500;margin-bottom:.75rem;font-size:.9375rem}.stats-section{margin-bottom:2rem}.all-reviews-section{margin-top:2rem}.stat-card h4{color:#e9d5ff;font-size:.875rem;margin-bottom:.5rem;font-weight:500}@media(max-width:768px){.my-review-section{padding:1.5rem}.form-actions,.review-actions{flex-direction:column}.form-actions button,.review-actions button{width:100%}}.task-history{background:linear-gradient(135deg,#1a0033,#2d0066);border-radius:12px;padding:2.5rem;box-shadow:0 8px 32px #a855f74d;border:2px solid #7c3aed;max-width:1200px;width:100%}.task-history-header{text-align:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #7c3aed}.task-history-header h1,.task-history-header h2{background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;font-size:1.875rem;font-weight:700}.task-count,.history-subtitle{color:#c084fc;font-size:.9375rem}.controls{background:#1a003399;border:1px solid #7c3aed;padding:1.5rem;border-radius:12px;margin-bottom:1.5rem}.search-box{margin-bottom:15px}.search-input{width:100%;padding:.75rem 1rem;font-size:.9375rem;border:1px solid #7c3aed;border-radius:8px;transition:all .3s;background:#0a001599;color:#e9d5ff}.search-input:focus{outline:none;border-color:#a855f7;box-shadow:0 0 20px #a855f766}.search-input:hover{border-color:#a855f7}.search-input::placeholder{color:#9333ea}.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:15px}.filter-select{padding:.625rem 2.5rem .625rem 1rem;font-size:.875rem;border:1px solid #7c3aed;border-radius:8px;background:#0a001599;color:#e9d5ff;cursor:pointer;transition:all .3s;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a855f7' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center}.filter-select:focus{outline:none;border-color:#a855f7;box-shadow:0 0 15px #a855f74d}.filter-select:hover{border-color:#a855f7}.clear-btn{padding:.625rem 1.25rem;background:linear-gradient(135deg,#ec4899,#ef4444);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .3s;box-shadow:0 4px 15px #ec489966}.clear-btn:hover{box-shadow:0 6px 25px #ec489999;transform:translateY(-2px)}.page-size-control{display:flex;align-items:center;gap:10px}.page-size-control label{display:flex;align-items:center;gap:10px;font-size:.875rem;color:#e9d5ff;font-weight:500}.page-size-select{padding:.5rem .75rem;border:1px solid #7c3aed;border-radius:8px;background:#0a001599;color:#e9d5ff;cursor:pointer;transition:all .3s}.page-size-select:focus{outline:none;border-color:#a855f7;box-shadow:0 0 15px #a855f74d}.loading,.error{text-align:center;padding:3rem;font-size:1.125rem}.loading{color:#a855f7}.error{color:#fecaca;background:#dc262633;border:1px solid #ec4899;border-radius:8px;border-left:3px solid #ec4899}.no-tasks{text-align:center;padding:3rem 1rem;color:#9333ea;font-size:1.125rem}.tasks-list,.history-list{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.task-card,.history-item{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;overflow:hidden;transition:all .3s}.task-card:hover,.history-item:hover{box-shadow:0 8px 25px #a855f766;border-color:#a855f7}.task-card-header,.history-item-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;cursor:pointer;background:#1a003399;border-bottom:1px solid #7c3aed;transition:background .3s;border-radius:12px 12px 0 0}.task-card-header:hover,.history-item-header:hover{background:#7c3aed33}.task-info{flex:1}.task-actions,.history-item-actions{display:flex;align-items:center;gap:.5rem}.btn-action,.btn-icon{padding:.5rem 1rem;border:1px solid #7c3aed;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .3s;background:#7c3aed4d;color:#e9d5ff}.btn-pdf{background:linear-gradient(135deg,#a855f7,#7c3aed);color:#fff;border-color:#a855f7}.btn-pdf:hover{background:linear-gradient(135deg,#7c3aed,#a855f7);box-shadow:0 0 20px #a855f780;transform:translateY(-2px)}.btn-delete{background:#7c3aed4d;color:#e9d5ff}.btn-delete:hover{background:#ec489980;border-color:#ec4899;color:#fff;box-shadow:0 0 20px #ec489980;transform:translateY(-2px)}.task-prompt{margin:0 0 .5rem;color:#e9d5ff;font-size:1.125rem;font-weight:600}.task-date{margin:0 0 .5rem;color:#9333ea;font-size:.875rem}.task-count-badge{display:inline-block;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;padding:.375rem .875rem;border-radius:12px;font-size:.75rem;font-weight:600;margin:0;box-shadow:0 0 15px #a855f766}.expand-btn{background:linear-gradient(135deg,#a855f7,#ec4899);border:none;font-size:1.25rem;color:#fff;cursor:pointer;padding:.5rem .75rem;border-radius:8px;transition:all .3s;box-shadow:0 0 15px #a855f766}.expand-btn:hover{box-shadow:0 0 25px #a855f799;transform:scale(1.1)}.task-details,.history-item-content{padding:1.5rem;background:#0a001599;border-top:1px solid #7c3aed;border-radius:0 0 12px 12px}.task-item,.parsed-task{padding:1.25rem;margin-bottom:1rem;background:#7c3aed33;border-left:3px solid #a855f7;border-radius:8px}.task-item:last-child{margin-bottom:0}.task-content h4,.task-answers h4,.task-solution h4,.parsed-task h5{color:#a855f7;margin-bottom:.75rem;font-size:1rem;font-weight:600}.task-content p,.task-solution p,.parsed-task-content p{color:#e9d5ff;font-size:.9375rem;line-height:1.6;margin:0;white-space:pre-wrap}.task-answers ul,.parsed-task-answers ul{list-style:none;padding:0;margin:.5rem 0}.task-answers li,.parsed-task-answers li{padding:.75rem 1rem;margin-bottom:.5rem;background:#0a001599;border:1px solid #7c3aed;border-left:3px solid #7c3aed;border-radius:8px;color:#e9d5ff;transition:all .3s}.task-answers li:hover,.parsed-task-answers li:hover{background:#7c3aed4d;box-shadow:0 0 15px #a855f733}.task-answers li.correct-answer,.task-answers li.correct,.parsed-task-answers li.correct{background:#22c55e33;border-left-color:#22c55e;color:#86efac;font-weight:600;box-shadow:0 0 15px #22c55e33}.task-solution,.parsed-task-solution{background:#7c3aed33;padding:1.25rem;border-radius:8px;margin-bottom:1rem}.solution-content{background:#0a001599;padding:1rem;border-radius:8px;border-left:3px solid #ec4899}.task-source,.parsed-task-source{margin-top:1rem;padding-top:1rem;border-top:1px solid #7c3aed;color:#9333ea;font-size:.875rem;font-style:italic}.task-source strong{color:#a855f7}.pagination{display:flex;justify-content:center;align-items:center;gap:1rem;padding:1.5rem 0;margin-top:1.5rem;border-top:2px solid #7c3aed}.pagination-btn,.btn-pagination{padding:.625rem 1.25rem;background:#1a003399;color:#a855f7;border:1px solid #a855f7;border-radius:8px;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .3s}.pagination-btn:hover:not(:disabled),.btn-pagination:hover:not(:disabled){background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;box-shadow:0 0 20px #a855f780;transform:translateY(-2px)}.pagination-btn:disabled,.btn-pagination:disabled{opacity:.3;cursor:not-allowed}.page-info{padding:0 1rem;color:#c084fc;font-weight:500;font-size:.875rem}.empty-state{text-align:center;padding:3rem 1rem;color:#9333ea}.empty-state p{font-size:1rem;margin:.5rem 0}@media(max-width:768px){.task-history{padding:1.5rem}.controls{padding:1rem}.filters{flex-direction:column}.filter-select{width:100%}.task-card-header,.history-item-header{flex-direction:column;align-items:flex-start;gap:1rem}.task-actions,.history-item-actions{width:100%;justify-content:flex-end}.expand-btn{align-self:flex-end}.task-prompt{font-size:1rem}.pagination{flex-wrap:wrap}}@media(max-width:480px){.task-history-header h1,.task-history-header h2{font-size:1.5rem}.task-item,.parsed-task{padding:1rem}.pagination-btn,.btn-pagination{padding:.5rem 1rem;font-size:.8125rem}.btn-action,.btn-icon{padding:.5rem .75rem;font-size:.8125rem}}.landing-page{min-height:100vh;background:linear-gradient(135deg,#0a0015,#1a0033,#0a0015)}.hero-section{min-height:90vh;display:flex;align-items:center;justify-content:center;padding:4rem 2rem;background:linear-gradient(135deg,#1a0033,#2d0066);border-bottom:2px solid #7c3aed;position:relative;overflow:hidden}.hero-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(168,85,247,.1) 0%,transparent 50%);pointer-events:none}.hero-content{max-width:900px;text-align:center;z-index:1}.hero-title{font-size:4rem;font-weight:700;background:linear-gradient(90deg,#a855f7,#ec4899,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.5rem;text-shadow:0 0 40px rgba(168,85,247,.5);animation:glow 2s ease-in-out infinite alternate}@keyframes glow{0%{filter:drop-shadow(0 0 20px rgba(168,85,247,.5))}to{filter:drop-shadow(0 0 40px rgba(168,85,247,.8))}}.hero-subtitle{font-size:1.75rem;color:#c084fc;margin-bottom:1.5rem;font-weight:500}.hero-description{font-size:1.125rem;color:#e9d5ff;line-height:1.8;margin-bottom:3rem;max-width:700px;margin-left:auto;margin-right:auto}.hero-buttons{display:flex;gap:1.5rem;justify-content:center;margin-bottom:3rem;flex-wrap:wrap}.btn-hero-primary{padding:1.25rem 3rem;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border:none;border-radius:12px;font-size:1.25rem;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 8px 30px #a855f780}.btn-hero-primary:hover{box-shadow:0 12px 50px #a855f7b3;transform:translateY(-4px) scale(1.05)}.btn-hero-secondary{padding:1.25rem 3rem;background:#7c3aed4d;color:#e9d5ff;border:2px solid #a855f7;border-radius:12px;font-size:1.25rem;font-weight:600;cursor:pointer;transition:all .3s}.btn-hero-secondary:hover{background:#a855f766;box-shadow:0 8px 30px #a855f766;transform:translateY(-4px)}.hero-stats{display:flex;gap:4rem;justify-content:center;margin-top:3rem;padding-top:3rem;border-top:2px solid #7c3aed}.hero-stat-item{text-align:center}.hero-stat-number{font-size:2.5rem;font-weight:700;background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.hero-stat-label{color:#c084fc;font-size:1rem}.features-section{padding:6rem 2rem;max-width:1400px;margin:0 auto}.section-title{text-align:center;font-size:2.5rem;font-weight:700;background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:4rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.feature-card{background:linear-gradient(135deg,#1a0033,#2d0066);border:2px solid #7c3aed;border-radius:12px;padding:2.5rem;text-align:center;transition:all .3s}.feature-card:hover{border-color:#a855f7;box-shadow:0 10px 40px #a855f766;transform:translateY(-8px)}.feature-icon{font-size:4rem;margin-bottom:1.5rem;filter:drop-shadow(0 0 20px rgba(168,85,247,.5))}.feature-card h3{color:#e9d5ff;font-size:1.5rem;margin-bottom:1rem;font-weight:600}.feature-card p{color:#c084fc;font-size:1rem;line-height:1.6}.reviews-section{padding:6rem 2rem;background:linear-gradient(135deg,#1a0033,#2d0066);border-top:2px solid #7c3aed;border-bottom:2px solid #7c3aed}.landing-reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;max-width:1400px;margin:0 auto}.landing-review-card{background:#0a001599;border:1px solid #7c3aed;border-radius:12px;padding:2rem;transition:all .3s}.landing-review-card:hover{border-color:#a855f7;box-shadow:0 8px 30px #a855f766;transform:translateY(-4px)}.landing-review-card .review-rating{margin-bottom:1rem}.landing-review-card .review-comment{color:#e9d5ff;font-size:1rem;line-height:1.6;margin-bottom:1.5rem;font-style:italic}.landing-review-card .review-author{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.landing-review-card .author-icon{font-size:1.5rem}.landing-review-card .author-name{color:#a855f7;font-weight:600;font-size:1rem}.landing-review-card .review-date{color:#9333ea;font-size:.875rem}.cta-section{padding:6rem 2rem;text-align:center;max-width:800px;margin:0 auto}.cta-title{font-size:3rem;font-weight:700;background:linear-gradient(90deg,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.5rem}.cta-description{font-size:1.25rem;color:#c084fc;margin-bottom:3rem}.cta-buttons{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}.btn-cta-primary{padding:1.25rem 3rem;background:linear-gradient(135deg,#a855f7,#ec4899);color:#fff;border:none;border-radius:12px;font-size:1.25rem;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 8px 30px #a855f780}.btn-cta-primary:hover{box-shadow:0 12px 50px #a855f7b3;transform:translateY(-4px) scale(1.05)}.landing-footer{padding:2rem;text-align:center;background:linear-gradient(135deg,#1a0033,#2d0066);border-top:2px solid #7c3aed;color:#c084fc;font-size:.875rem}@media(max-width:1024px){.hero-title{font-size:3rem}.hero-subtitle{font-size:1.5rem}.features-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.landing-reviews-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}}@media(max-width:768px){.hero-section{min-height:auto;padding:3rem 1.5rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.25rem}.hero-description{font-size:1rem}.hero-buttons{flex-direction:column;gap:1rem}.btn-hero-primary,.btn-hero-secondary{width:100%;padding:1rem 2rem;font-size:1.125rem}.hero-stats{flex-direction:column;gap:2rem}.features-section,.reviews-section,.cta-section{padding:3rem 1.5rem}.section-title{font-size:2rem}.features-grid,.landing-reviews-grid{grid-template-columns:1fr}.cta-title{font-size:2rem}.cta-description{font-size:1rem}}@media(max-width:480px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1.125rem}.btn-hero-primary,.btn-hero-secondary,.btn-cta-primary{padding:.875rem 1.5rem;font-size:1rem}.feature-card{padding:2rem 1.5rem}.feature-icon{font-size:3rem}}