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2px}.variant-recs-section{margin-top:16px}.quick-wins-hint{font-size:13px;color:var(--text-secondary, #888);margin:0 0 12px}.quick-win-item{display:flex;align-items:flex-start;gap:12px;padding:8px 0;border-bottom:1.5px solid #d6d3d1;flex-wrap:wrap}.quick-win-item:last-child{border-bottom:none;padding-bottom:0}.qw-left{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.qw-rank{width:24px;height:24px;border-radius:50%;background:#c084fc;color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:2px solid #1c1917}.qw-info{display:flex;flex-direction:column;gap:1px;min-width:0}.qw-task-num{font-size:12px;font-weight:800;color:#7c3aed;text-transform:uppercase;letter-spacing:.04em}.qw-task-name{font-size:15px;font-weight:500;color:var(--text-primary, #1a1a2e);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.qw-right{flex-shrink:0}.qw-score-badge{font-size:13px;font-weight:800;color:#166534;background:#a7f3d0;padding:3px 10px;border-radius:20px;white-space:nowrap;border:2px solid #1c1917}.qw-advice{width:100%;font-size:13px;color:var(--text-secondary, #666);margin:4px 0 0 34px;line-height:1.4}[data-theme=dark] .quick-wins-block{background:#262320;border-color:#57534e;box-shadow:3px 3px #57534e}[data-theme=dark] .quick-wins-title{color:#9ca3af}[data-theme=dark] .quick-wins-hint{color:#6b7280}[data-theme=dark] .quick-win-item{border-color:#57534e}[data-theme=dark] .qw-task-name{color:#e5e7eb}[data-theme=dark] .qw-task-num{color:#a78bfa}[data-theme=dark] .qw-advice{color:#9ca3af}[data-theme=dark] .qw-score-badge{color:#4ade80;background:#1a3a2a;border-color:#57534e}.exam-page{min-height:100vh;background:var(--bg-primary, 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p{margin-bottom:1rem;font-size:1.12rem}.task-navigation{background:var(--bg-card, #fff);padding:.6rem .75rem .75rem;border-top:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917)}.nav-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;font-size:.9rem;color:var(--text-secondary, #666)}.nav-grid{display:flex;gap:6px;margin-bottom:.6rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding:4px 0}.nav-grid::-webkit-scrollbar{display:none}.exam-page .nav-item{min-width:36px;height:36px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);border-radius:6px;background:var(--bg-card, #fff);font-size:.78rem;font-weight:600;cursor:pointer;box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917);transition:background-color .15s ease,color .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease;padding:0}.exam-page 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12px;font-size:25px;color:var(--text-primary, #1a1a2e)}.limit-exhausted-content p{margin:0 0 24px;font-size:17px;color:var(--text-secondary, #666);line-height:1.5}.limit-exhausted-actions{display:flex;flex-direction:column;gap:12px}.limit-tariffs-btn{background:var(--neo-purple, #c4b5fd);color:#1c1917;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);padding:14px 28px;border-radius:12px;font-size:18px;font-weight:700;cursor:pointer;box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917);transition:transform .15s,box-shadow .15s}.limit-tariffs-btn:hover{transform:translate(-1px,-1px);box-shadow:var(--neo-shadow-lg, 8px 8px 0 #1c1917)}.limit-tariffs-btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--neo-border-color, #1c1917)}.limit-home-btn{background:var(--bg-secondary, #f0f0f0);color:var(--text-primary, #1a1a2e);border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);padding:12px 28px;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917);transition:transform .15s,box-shadow .15s}.limit-home-btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--neo-border-color, #1c1917)}[data-theme=dark] .limit-exhausted-content{background:#262320;border-color:#57534e;box-shadow:8px 8px #57534e}.exam-page.results-state{justify-content:center;align-items:center;padding:1.5rem;background:var(--bg-primary, #f5f5f5)}.results-content{background:var(--bg-card, #fff);border-radius:20px;padding:2rem;text-align:center;max-width:460px;width:100%;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);box-shadow:var(--neo-shadow-lg, 8px 8px 0 #1c1917);animation:resultsSlideUp .5s cubic-bezier(.34,1.56,.64,1)}@keyframes resultsSlideUp{0%{opacity:0;transform:translateY(40px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.results-content h1{font-size:1.57rem;font-weight:800;color:var(--text-primary, #333);margin-bottom:1.5rem}.results-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin-bottom:1.5rem}.stat-item{padding:1rem .75rem;border-radius:12px;display:flex;flex-direction:column;gap:.25rem;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917)}.stat-item.correct{background:var(--neo-green, #86efac)}.stat-item.incorrect{background:var(--neo-red, #fca5a5)}.stat-item.skipped{background:var(--neo-yellow, #fde68a)}.stat-item.pending{background:var(--bg-secondary, #f5f5f5)}.stat-value{font-size:1.96rem;font-weight:800}.stat-item.correct .stat-value{color:#15803d}.stat-item.incorrect .stat-value{color:#b91c1c}.stat-item.skipped .stat-value{color:#a16207}.stat-item.pending .stat-value{color:var(--text-secondary, #666)}.stat-label{font-size:.84rem;font-weight:600;color:var(--text-secondary, #666)}.results-score{display:flex;flex-direction:column;align-items:center;gap:.4rem;padding:1.75rem 1.25rem;background:var(--neo-purple, #c4b5fd);border-radius:16px;color:#1c1917;margin-bottom:1.5rem;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917);animation:scorePop .6s cubic-bezier(.34,1.56,.64,1) .2s backwards}@keyframes scorePop{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.score-label{font-size:1.01rem;opacity:.85;font-weight:500}.score-value{font-size:2.8rem;font-weight:800;line-height:1}.score-percent{font-size:1.23rem;opacity:.9;font-weight:600}.home-button{width:100%;padding:1rem;background:var(--neo-blue, #93c5fd);border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);border-radius:12px;color:#1c1917;font-size:1.12rem;font-weight:700;cursor:pointer;box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917);transition:background .15s ease,transform .15s ease,box-shadow .15s ease}.home-button:hover{background:#60a5fa;transform:translate(-1px,-1px);box-shadow:var(--neo-shadow-lg, 8px 8px 0 #1c1917)}.home-button:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--neo-border-color, #1c1917)}.variant-title{font-size:16px;font-weight:600;color:#1c1917;background:var(--neo-cyan, #a5f3fc);padding:6px 12px;border-radius:8px;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917)}.dark-theme .skeleton-line,.dark-theme .skeleton-pill,.dark-theme .skeleton-badge,.dark-theme .skeleton-context,.dark-theme .skeleton-option,.dark-theme .skeleton-btn{background:linear-gradient(90deg,#2a2a3e 25%,#3a3a4e,#2a2a3e 75%);background-size:200% 100%}.dark-theme .skeleton-card{background:#262320;border-color:#57534e;box-shadow:5px 5px #57534e}.dark-theme .feedback-banner.correct{background:var(--neo-green, 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.stat-item.incorrect{background:var(--neo-red, #fca5a5);border-color:#57534e;box-shadow:3px 3px #57534e}.dark-theme .stat-item.skipped{background:var(--neo-yellow, #fde68a);border-color:#57534e;box-shadow:3px 3px #57534e}.dark-theme .stat-item.pending{background:#262320;border-color:#57534e;box-shadow:3px 3px #57534e}.dark-theme .results-score{background:var(--neo-purple, #c4b5fd);border-color:#57534e;box-shadow:5px 5px #57534e}.dark-theme .home-button{background:var(--neo-blue, #93c5fd);border-color:#57534e;box-shadow:5px 5px #57534e}.dark-theme .task-unavailable{background:#262320;border-color:#57534e;color:var(--text-secondary);box-shadow:5px 5px #57534e}.dark-theme .exam-header,.dark-theme .exam-stats{background:#262320;border-bottom-color:#57534e}.dark-theme .task-navigation{background:#262320;border-top-color:#57534e}.dark-theme .task-card{background:#262320;border-color:#57534e;box-shadow:5px 5px #57534e}.dark-theme .exit-button{background:#262320;border-color:#57534e;box-shadow:3px 3px #57534e}.dark-theme .timer,.dark-theme .variant-title{border-color:#57534e;box-shadow:3px 3px #57534e}.dark-theme .limit-tariffs-btn{border-color:#57534e;box-shadow:5px 5px #57534e}.dark-theme .limit-home-btn{background:#262320;border-color:#57534e;box-shadow:3px 3px #57534e}@media(max-width:768px){.variant-title{max-width:min(180px,35vw);font-size:15px}.exam-page.results-state{padding:1rem}.results-content{padding:1.5rem}.score-value{font-size:2.46rem}}@media(max-width:480px){.nav-grid{grid-template-columns:repeat(6,1fr);gap:4px}.exam-page .nav-item{min-height:34px;max-height:38px;font-size:.81rem}.variant-title{max-width:min(140px,28vw);font-size:13px;padding:4px 8px}.exam-content{padding:.6rem;gap:.6rem}.task-card{padding:.9rem 1rem}.essay-input .essay-textarea{min-height:200px;font-size:17px}.essay-task .essay-source-text{max-height:200px;font-size:15px}.essay-actions{flex-direction:column}.essay-actions button{width:100%}.results-content{padding:1.25rem}.results-stats{gap:.5rem}.score-value{font-size:2.24rem}.limit-exhausted-content{padding:28px 20px}}@media(max-width:400px){.exam-header{padding:.5rem .75rem}.timer{padding:.35rem .6rem;font-size:.9rem}.nav-grid{grid-template-columns:repeat(5,1fr);gap:3px}.exam-page .nav-item{min-height:28px;max-height:32px;font-size:.73rem;border-radius:4px}.task-card{padding:.85rem 1rem}.task-question{font-size:1.01rem}.answer-option{padding:.6rem .75rem;font-size:.95rem}.exam-stats{gap:.6rem}.exam-stats .stat{font-size:.78rem}}.essay-task{display:flex;flex-direction:column;gap:16px}.essay-task h4{font-size:18px;font-weight:700;color:var(--text-primary, #1a1a2e);margin:0 0 8px}.essay-task .essay-source-text{max-height:300px;overflow-y:auto;padding:16px 18px;background:var(--neo-cyan, #a5f3fc);border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);border-radius:10px;font-size:17px;line-height:1.7;color:var(--text-primary, #1a1a2e);white-space:pre-wrap;box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917)}.essay-task .essay-source-text::-webkit-scrollbar{width:6px}.essay-task .essay-source-text::-webkit-scrollbar-thumb{background:#00000040;border-radius:3px}.essay-prompt{font-size:17px;line-height:1.65;color:var(--text-primary, #1a1a2e);font-weight:500;padding:12px 16px;background:var(--neo-purple, #c4b5fd);border-radius:8px;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);border-left:4px solid #7C3AED;box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917)}.essay-input{display:flex;flex-direction:column;gap:8px}.essay-input .essay-textarea{width:100%;padding:16px 18px;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);border-radius:10px;font-size:17px;font-family:inherit;line-height:1.7;resize:vertical;min-height:280px;background:var(--bg-primary, #fff);color:var(--text-primary, #1a1a2e);box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917);transition:border-color .15s,box-shadow .15s}.essay-input .essay-textarea:focus{outline:none;border-color:#7c3aed;box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917)}.essay-word-count{display:flex;align-items:center;gap:8px;font-size:16px;color:var(--text-secondary, #888);font-weight:500}.saving-indicator{color:#f59e0b;font-size:13px;animation:pulse-text 1.5s infinite}@keyframes pulse-text{0%,to{opacity:1}50%{opacity:.5}}.essay-actions{display:flex;gap:10px;flex-wrap:wrap}.essay-actions button{padding:11px 22px;border-radius:10px;font-size:17px;font-weight:600;cursor:pointer;border:var(--neo-border-width, 2.5px) solid var(--neo-border-color, #1c1917);box-shadow:var(--neo-shadow-sm, 3px 3px 0 #1c1917);transition:all .15s}.essay-actions .btn-secondary{background:var(--bg-card, #fff);color:var(--text-secondary, #666)}.essay-actions .btn-secondary:hover{background:var(--bg-secondary, #f5f5f5);transform:translate(-1px,-1px);box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917)}.essay-actions .btn-secondary:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--neo-border-color, #1c1917)}.essay-actions .btn-primary{background:var(--neo-purple, #c4b5fd);color:#1c1917}.essay-actions .btn-primary:hover:not(:disabled){background:#a78bfa;transform:translate(-1px,-1px);box-shadow:var(--neo-shadow-md, 5px 5px 0 #1c1917)}.essay-actions .btn-primary:active:not(:disabled){transform:translate(2px,2px);box-shadow:1px 1px 0 var(--neo-border-color, #1c1917)}.essay-actions .btn-primary:disabled{opacity:.5;cursor:not-allowed}[data-theme=dark] .essay-task .essay-source-text{background:#a5f3fc26;border-color:#57534e;color:#f1f5f9;box-shadow:3px 3px #57534e}[data-theme=dark] .essay-task .essay-source-text h4,[data-theme=dark] .essay-task h4{color:#f9fafb}[data-theme=dark] .essay-prompt{background:#c4b5fd33;border-color:#57534e;border-left-color:#a78bfa;color:#f1f5f9;box-shadow:3px 3px #57534e}[data-theme=dark] .essay-input .essay-textarea{background:#262320;border-color:#57534e;color:#f1f5f9;box-shadow:3px 3px #57534e}[data-theme=dark] .essay-input .essay-textarea::placeholder{color:#ffffff59}[data-theme=dark] .essay-input .essay-textarea:focus{border-color:#a78bfa;box-shadow:5px 5px #57534e}[data-theme=dark] .essay-actions .btn-secondary{background:#262320;border-color:#57534e;color:#9ca3af;box-shadow:3px 3px #57534e}[data-theme=dark] .essay-actions .btn-secondary:hover{background:#302d28}[data-theme=dark] .essay-actions .btn-primary{background:var(--neo-purple, #c4b5fd);border-color:#57534e;box-shadow:3px 3px #57534e}[data-theme=dark] .essay-actions button{border-color:#57534e;box-shadow:3px 3px #57534e}.favorites-page{min-height:100vh;padding:20px 16px 100px;max-width:800px;margin:0 auto}.favorites-header{display:flex;align-items:center;gap:12px;margin-bottom:20px}.favorites-back-btn{background:#7c3aed14;border:1px solid rgba(124,58,237,.15);border-radius:12px;padding:8px;cursor:pointer;color:var(--text-primary, #1e1b4b);transition:all .2s ease;display:flex;align-items:center;justify-content:center}.favorites-back-btn:hover{background:#7c3aed26;transform:scale(1.05)}.favorites-title{font-size:1.5rem;font-weight:700;color:var(--text-primary, #1e1b4b);display:flex;align-items:center;gap:8px;flex:1}.favorites-title svg{color:#7c3aed}.favorites-count-badge{background:linear-gradient(135deg,#7c3aed,#a78bfa);color:#fff;font-size:.85rem;font-weight:700;padding:4px 12px;border-radius:20px;min-width:28px;text-align:center}.favorites-controls{margin-bottom:20px}.favorites-search{display:flex;align-items:center;gap:8px;background:#ffffffb3;border:1px solid rgba(124,58,237,.12);border-radius:14px;padding:10px 14px;margin-bottom:12px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:border-color .2s}.favorites-search:focus-within{border-color:#7c3aed66}.favorites-search svg{color:#a78bfa;flex-shrink:0}.favorites-search input{flex:1;border:none;background:transparent;font-size:.95rem;color:var(--text-primary, #1e1b4b);outline:none}.favorites-search input::placeholder{color:#a0a0b0}.favorites-filters{display:flex;gap:6px;flex-wrap:wrap}.filter-chip{padding:5px 12px;border-radius:20px;border:1px solid rgba(124,58,237,.15);background:#fff9;color:var(--text-secondary, #6b7280);font-size:.82rem;font-weight:500;cursor:pointer;transition:all .2s ease}.filter-chip:hover{border-color:#7c3aed4d;background:#7c3aed0d}.filter-chip.active{background:linear-gradient(135deg,#7c3aed,#a78bfa);color:#fff;border-color:transparent}.favorites-empty{text-align:center;padding:60px 20px}.favorites-empty-icon{color:#c4b5fd;margin-bottom:16px;animation:floatStar 3s ease-in-out infinite}@keyframes floatStar{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-8px) rotate(5deg)}}.favorites-empty h2{font-size:1.4rem;font-weight:700;color:var(--text-primary, #1e1b4b);margin-bottom:8px}.favorites-empty p{color:var(--text-secondary, #6b7280);font-size:.95rem;line-height:1.6;margin-bottom:24px}.favorites-explore-btn{background:linear-gradient(135deg,#7c3aed,#a78bfa);color:#fff;border:none;padding:12px 28px;border-radius:14px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.favorites-explore-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #7c3aed4d}.favorites-list{display:flex;flex-direction:column;gap:12px}.favorite-card{background:#ffffffb3;border:1px solid rgba(124,58,237,.1);border-radius:16px;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .25s ease}.favorite-card:hover{border-color:#7c3aed40;box-shadow:0 4px 16px #7c3aed14}.favorite-card.expanded{border-color:#7c3aed4d;box-shadow:0 6px 24px #7c3aed1f}.favorite-card-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;cursor:pointer;transition:background .2s}.favorite-card-header:hover{background:#7c3aed08}.favorite-card-info{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.favorite-task-badge{background:linear-gradient(135deg,#7c3aed,#a78bfa);color:#fff;font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:8px;white-space:nowrap}.favorite-task-title{font-weight:600;font-size:.92rem;color:var(--text-primary, #1e1b4b)}.favorite-difficulty{font-size:.72rem;padding:2px 8px;border-radius:6px;font-weight:600}.favorite-difficulty.easy{background:#6ee7b733;color:#059669}.favorite-difficulty.medium{background:#fde68a4d;color:#d97706}.favorite-difficulty.hard{background:#f9a8d440;color:#db2777}.favorite-card-actions{display:flex;align-items:center;gap:8px;color:#a0a0b0}.favorite-delete-btn{background:none;border:none;color:#a0a0b0;cursor:pointer;padding:6px;border-radius:8px;transition:all .2s;display:flex;align-items:center}.favorite-delete-btn:hover{color:#ef4444;background:#ef444414}.favorite-delete-btn:disabled{opacity:.5;cursor:not-allowed}.favorite-question{padding:0 16px 12px;font-size:.9rem;color:var(--text-secondary, #6b7280);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.favorite-card.expanded .favorite-question{-webkit-line-clamp:unset;overflow:visible}.favorite-details{padding:0 16px 16px;display:flex;flex-direction:column;gap:14px;animation:slideDown .25s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.favorite-context{background:#7c3aed0a;border-left:3px solid #a78bfa;padding:12px 14px;border-radius:0 10px 10px 0;font-size:.88rem;line-height:1.6}.favorite-context strong{display:block;margin-bottom:6px;color:#7c3aed;font-size:.82rem}.favorite-context p{color:var(--text-primary, #1e1b4b);margin:0;max-height:200px;overflow-y:auto}.favorite-options 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