.navbar{background:var(--primary);border-bottom:1px solid var(--primary-dark);position:sticky;top:0;z-index:100;padding:var(--space-sm) 0;box-shadow:0 2px 5px #00000026}.navbar-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg)}.navbar-brand{display:flex;align-items:center;gap:var(--space-xs);font-size:1.35rem;font-weight:800;color:#fff;text-decoration:none}.navbar-brand:hover,.navbar-brand .brand-text{color:#fff}.navbar-brand .text-gradient{background:linear-gradient(135deg,#fbbf24,#f59e0b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.brand-icon{font-size:1.5rem}.navbar-links{display:flex;gap:var(--space-lg)}.nav-link{color:#fff;font-weight:600;font-size:.95rem;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);transition:all var(--transition-fast);letter-spacing:.02em}.nav-link:hover{color:#fff;background:#ffffff26}.navbar-actions,.user-menu{display:flex;align-items:center;gap:var(--space-md)}.user-name{color:#fff;font-weight:600;font-size:.95rem}.navbar .btn-primary{background:#fff;color:var(--primary);font-weight:600}.navbar .btn-primary:hover{background:#f0f0f0;color:var(--primary-dark)}.navbar .btn-secondary{background:#ffffff26;color:#fff;border:1px solid rgba(255,255,255,.4);font-weight:600}.navbar .btn-secondary:hover{background:#ffffff40;border-color:#fff9}@media (max-width: 768px){.navbar-links,.user-name{display:none}}.footer{background:var(--bg-card);border-top:1px solid var(--border-color);padding:var(--space-2xl) 0 var(--space-lg);margin-top:auto}.footer-content{display:flex;justify-content:space-between;gap:var(--space-2xl);margin-bottom:var(--space-xl)}.footer-brand{max-width:300px}.footer-brand .brand-icon{font-size:2rem}.footer-brand .brand-text{font-size:1.5rem;font-weight:800;margin-left:var(--space-sm);color:var(--primary)}.footer-tagline{color:var(--text-muted);margin-top:var(--space-md);font-size:.9rem}.footer-payment-logos{display:flex;align-items:center;gap:var(--space-md);margin-top:var(--space-lg);flex-wrap:wrap}.payment-logo{height:24px;opacity:.7;transition:opacity var(--transition-fast)}.payment-logo.iyzico-logo{height:28px}.footer-links{display:flex;gap:var(--space-2xl)}.footer-section h4{color:var(--text-primary);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-md)}.footer-section a{display:block;color:var(--text-muted);font-size:.9rem;margin-bottom:var(--space-sm);transition:color var(--transition-fast)}.footer-section a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--border-light);padding-top:var(--space-lg);text-align:center;color:var(--text-muted);font-size:.85rem}@media (max-width: 768px){.footer-content{flex-direction:column;gap:var(--space-xl)}.footer-links{gap:var(--space-xl)}}.home-page{overflow:hidden}.hero{padding:var(--space-2xl) 0;min-height:70vh;display:flex;align-items:center;background:#fff;border-bottom:1px solid var(--border-light)}.hero-content{max-width:700px}.hero-title{font-size:3.5rem;font-weight:800;line-height:1.1;margin-bottom:var(--space-lg);color:var(--primary)}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);margin-bottom:var(--space-xl);line-height:1.7}.hero-actions{display:flex;gap:var(--space-md);flex-wrap:wrap}.hero-stats{display:flex;gap:var(--space-2xl);margin-top:var(--space-2xl);padding-top:var(--space-xl);border-top:1px solid var(--border-light)}.stat-item{text-align:center}.stat-number{display:block;font-size:2.5rem;font-weight:800;color:var(--primary)}.stat-label{color:var(--text-muted);font-size:.9rem}.section{padding:var(--space-2xl) 0}.section-alt{background:var(--bg-card);border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light)}.section-title{margin-bottom:var(--space-xl);color:var(--text-primary)}.exam-card{text-align:center;padding:var(--space-xl);cursor:pointer;background:#fff}.exam-icon{font-size:3rem;display:block;margin-bottom:var(--space-md)}.exam-desc{font-size:.9rem;color:var(--text-secondary)}.feature-card{display:flex;gap:var(--space-lg);align-items:flex-start;background:#fff}.feature-icon{font-size:2.5rem;flex-shrink:0}.feature-title{font-size:1.25rem;margin-bottom:var(--space-xs);color:var(--text-primary)}.feature-desc{font-size:.95rem;color:var(--text-secondary)}.cta-section{background:var(--primary);color:#fff;border-top:none;border-bottom:none}.cta-section h2{color:#fff}.cta-section p{color:#ffffffe6}.cta-section .btn-primary{background:#fff;color:var(--primary)}.cta-section .btn-primary:hover{background:var(--bg-input)}@media (max-width: 768px){.hero-title{font-size:2.5rem}.hero-stats{gap:var(--space-lg)}.stat-number{font-size:2rem}}.auth-page{min-height:calc(100vh - 200px);display:flex;align-items:center;justify-content:center;padding:var(--space-xl);background:var(--bg-dark)}.auth-container{width:100%;max-width:420px}.auth-card{padding:var(--space-xl);background:#fff;border:1px solid var(--border-color);box-shadow:var(--shadow-md)}.auth-title{font-size:1.75rem;margin-bottom:var(--space-xs);color:var(--text-primary)}.auth-subtitle{margin-bottom:var(--space-xl);color:var(--text-secondary)}.auth-form{margin-bottom:var(--space-lg)}.auth-footer{text-align:center;color:var(--text-muted)}.alert{padding:var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-md)}.alert-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--error)}.alert-success{background:#22c55e1a;border:1px solid rgba(34,197,94,.3);color:#16a34a}.page-header{margin-bottom:var(--space-xl)}.page-header 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var(--border-light);text-align:center;min-height:120px}.format-card:hover{transform:translateY(-3px);border-color:var(--primary)}.format-name{font-size:1rem;margin-bottom:var(--space-sm);color:var(--text-primary)}.format-desc{font-size:.85rem;color:var(--text-secondary);flex-grow:1}@media (max-width: 1024px){.format-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 768px){.format-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.format-grid{grid-template-columns:1fr}}.auth-prompt{text-align:center;padding:var(--space-lg);margin-bottom:var(--space-lg);background:#0033661a;border:1px solid rgba(0,51,102,.2);border-radius:var(--radius-md)}.question-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-md)}.question-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:#fff;border:1px solid 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var(--transition-fast)}.gap-input:focus{outline:none;border-color:var(--primary)}.gap-input.correct{border-color:var(--success);background:#22c55e1a}.gap-input.incorrect{border-color:var(--error);background:#ef44441a}.gap-input::placeholder{color:var(--text-muted)}.gap-input:disabled{opacity:.8;background:var(--bg-input)}.ordering-items-container{width:100%}.instructions-bar{background:#e3f2fd;border:1px solid #90caf9;border-radius:var(--radius-md);padding:var(--space-md);margin-bottom:var(--space-lg);display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-md);flex-wrap:wrap}.instructions-bar .instructions{margin:0;color:#1565c0;font-size:.9rem;flex:1}.instructions-bar .options-count{color:#1565c0;font-size:.85rem;white-space:nowrap}.ordering-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:var(--space-lg);min-height:500px}@media (max-width: 1024px){.ordering-layout{grid-template-columns:1fr}}.options-panel{display:flex;flex-direction:column}.draggable-option{display:flex;align-items:flex-start;gap:var(--space-md);padding:var(--space-md);background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:grab;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none}.draggable-option:hover:not(.placed){border-color:var(--primary);box-shadow:var(--shadow-sm)}.draggable-option:active:not(.placed){cursor:grabbing}.draggable-option.placed{opacity:.5;cursor:not-allowed;background:var(--bg-secondary)}.draggable-option[aria-disabled=true]{cursor:default;opacity:.8}.draggable-option.dragging{opacity:.8;box-shadow:var(--shadow-lg);z-index:1000}.draggable-option.overlay{background:#fff;border:2px solid var(--primary);box-shadow:var(--shadow-lg);transform:rotate(2deg)}.draggable-option .option-id{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border-radius:4px;font-weight:600;font-size:.8rem}.draggable-option .option-text{flex:1;font-size:.9rem;line-height:1.5;color:var(--text-primary)}.passage-panel{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--space-lg);overflow-y:auto;max-height:70vh}.passage-with-blanks{line-height:1.8;color:var(--text-primary)}.passage-with-blanks h2{font-size:1.2rem;margin-bottom:var(--space-md);color:var(--text-primary)}.passage-with-blanks p{margin-bottom:var(--space-md)}.passage-with-blanks strong{color:var(--primary);font-weight:600}.droppable-blank{display:inline-flex;min-width:200px;min-height:60px;margin:var(--space-sm) 0;border:2px dashed #90caf9;border-radius:var(--radius-md);background:#f5f9ff;transition:all 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.option-id{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:#16a34a;color:#fff;border-radius:4px;font-weight:600;font-size:.7rem}.correct-answer-item .option-text{flex:1;color:var(--text-secondary)}.explanations{margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--border-light)}.explanations>strong{display:block;margin-bottom:var(--space-md);color:var(--text-primary)}.explanation-item{display:flex;align-items:flex-start;gap:var(--space-sm);padding:var(--space-sm);margin-bottom:var(--space-sm);background:#ffffff80;border-radius:var(--radius-sm);font-size:.9rem;color:var(--text-secondary)}.explanation-item .option-id{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border-radius:4px;font-weight:600;font-size:.7rem}@media (max-width: 768px){.instructions-bar{flex-direction:column}.ordering-layout{grid-template-columns:1fr;gap:var(--space-md)}.options-panel{order:2}.passage-panel{order:1;max-height:40vh}.droppable-blank{min-width:100%;display:flex}}.header-matching .instructions{margin-bottom:var(--space-lg);color:var(--text-secondary)}.matching-grid{display:grid;gap:var(--space-lg)}@media (min-width: 768px){.matching-grid{grid-template-columns:2fr 1fr}}.paragraphs{display:flex;flex-direction:column;gap:var(--space-md)}.paragraph-item{padding:var(--space-md);background:var(--bg-input);border-radius:var(--radius-md);border:1px solid var(--border-light)}.paragraph-label{font-weight:600;color:var(--primary);margin-bottom:var(--space-sm);font-size:.9rem}.paragraph-text{color:var(--text-secondary);margin-bottom:var(--space-md);font-size:.95rem;line-height:1.6}.headers-list{padding:var(--space-md);background:#fff;border:1px solid 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#0000001a;display:flex;flex-direction:column;overflow:hidden}.full-width-content{flex:1;overflow-y:auto;padding:10px}.exam-view-container.sentence-completion-view{display:flex;align-items:stretch}.dialogue-passage{font-size:1rem;line-height:1.8}.dialogue-speaker-line{margin-top:12px;color:#1e3a5f}.dialogue-speaker-line:first-child{margin-top:0}.dialogue-speaker-line strong{font-weight:700}.dialogue-text-line{color:#334155;padding-left:8px}.dialogue-blank-marker{color:#94a3b8;font-weight:700;letter-spacing:2px}.situational-writing-split-wrapper{flex:1;display:flex;flex-direction:column;background:#fff;border-radius:4px;box-shadow:0 1px 3px #0000001a;overflow:hidden}.situational-writing-content{flex:1;overflow:hidden;padding:10px;background:#e9e9e9}.situational-writing-content 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p{color:#666}.exam-error-screen .back-btn{margin-top:20px;padding:10px 20px;background:#3498db;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1rem;transition:background .2s}.exam-error-screen .back-btn:hover{background:#2980b9}.exam-skeleton-screen{display:flex;flex-direction:column;height:100%;min-height:500px;padding:10px;gap:15px;background:#f8f9fa;border-radius:8px}.skeleton-header{height:40px;border-radius:4px;width:30%;margin-bottom:5px}.skeleton-body{display:flex;flex:1;gap:10px}.skeleton-pane{flex:1;background:#fff;border-radius:4px;padding:20px;box-shadow:0 1px 3px #0000000d}.skeleton-title{height:24px;border-radius:4px;width:40%;margin-bottom:25px}.skeleton-line{height:16px;border-radius:4px;margin-bottom:12px;width:100%}.skeleton-line.short{width:70%}.skeleton-box{height:45px;border-radius:6px;margin-bottom:15px;width:100%}.skeleton-shimmer{background:#e0e0e0;background-image:linear-gradient(90deg,#e0e0e0,#f5f5f5,#e0e0e0 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h4{font-size:.9rem;color:var(--text-muted);margin-bottom:var(--space-md)}.skill-stat-item{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-sm)}.skill-name{width:80px;font-size:.9rem;color:var(--text-secondary)}.skill-progress{flex:1;height:8px;background:var(--bg-input);border-radius:var(--radius-full);overflow:hidden;border:1px solid var(--border-light)}.skill-progress-bar{height:100%;background:var(--primary);border-radius:var(--radius-full);transition:width var(--transition-slow)}.skill-score{width:50px;text-align:right;font-size:.85rem;color:var(--text-secondary)}.activity-list{display:flex;flex-direction:column;gap:var(--space-sm)}.activity-item{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md);background:var(--bg-input);border-radius:var(--radius-md);border:1px solid 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p{font-size:1.15rem;opacity:.9;max-width:520px;margin-bottom:2.5rem;line-height:1.6}.dash-welcome-illustration{opacity:.9}.dash-bento-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:1.5rem}.bento-col-12{grid-column:span 12}.bento-col-8{grid-column:span 8}.bento-col-4{grid-column:span 4}.bento-stats-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1.5rem}.stat-card{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.5rem;display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition)}.stat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#cbd5e1}.stat-icon-wrap{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;transition:transform .3s ease}.stat-card:hover .stat-icon-wrap{transform:scale(1.1) rotate(-3deg)}.stat-icon-wrap.primary{background:var(--primary-light);color:var(--primary-color)}.stat-icon-wrap.success{background:var(--success-light);color:var(--success-color)}.stat-icon-wrap.warning{background:var(--warning-light);color:var(--warning-color)}.stat-icon-wrap.info{background:var(--info-light);color:var(--info-color)}.stat-icon-wrap.danger{background:var(--danger-light);color:var(--danger-color)}.stat-icon-wrap.purple{background:var(--purple-light);color:var(--purple-color)}.stat-info{display:flex;flex-direction:column;gap:.25rem}.stat-title{font-size:.85rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.stat-val{font-size:1.85rem;font-weight:800;color:var(--text-main);line-height:1.2;letter-spacing:-.05em}.dash-panel{background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow-md);display:flex;flex-direction:column;transition:box-shadow .3s 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rgba(255,255,255,.08);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.w-divider{width:1px;height:40px;background:#ffffff26}.w-sub{display:flex;flex-direction:column;gap:.25rem;align-items:center}.w-sub-val{font-size:1.75rem;font-weight:800;color:#fff}.w-sub-label{font-size:.8rem;color:#94a3b8;text-transform:uppercase;letter-spacing:.1em;font-weight:600}.line-chart-container{width:100%;position:relative;margin-top:.5rem}.line-chart{width:100%;height:auto;overflow:visible}.chart-grid-line{stroke:var(--border-subtle);stroke-dasharray:6 4;stroke-width:1}.chart-axis-label{fill:var(--text-muted);font-size:12px;font-weight:500}.chart-area-anim{animation:fadeUp 1.2s ease-out forwards;opacity:0;transform-origin:bottom}.chart-line-anim{stroke-dasharray:4000;stroke-dashoffset:4000;animation:drawLine 2.5s cubic-bezier(.2,.8,.2,1) forwards}@keyframes drawLine{to{stroke-dashoffset:0}}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px) scaleY(.9)}to{opacity:1;transform:translateY(0) scaleY(1)}}.data-point-group:hover .data-point-outer{opacity:1;r:7;filter:drop-shadow(0 0 4px var(--primary-color))}.data-point-group:hover .data-point-inner{opacity:1;r:3}.data-point-outer{fill:#fff;stroke:var(--primary-color);stroke-width:2.5;opacity:0;transition:all .3s cubic-bezier(.34,1.56,.64,1);cursor:pointer}.data-point-inner{fill:var(--primary-color);opacity:0;transition:all .3s;pointer-events:none}.chart-legend-modern{display:flex;align-items:center;gap:.5rem;margin-top:1.5rem;font-size:.875rem;color:var(--text-muted);justify-content:flex-end;font-weight:500}.legend-indicator{width:14px;height:14px;border-radius:4px;background:linear-gradient(135deg,var(--primary-color),var(--purple-color))}.panel-tabs{display:inline-flex;background:#f1f5f9;padding:.35rem;border-radius:12px;gap:.25rem;margin-bottom:2rem;overflow-x:auto;scrollbar-width:none}.panel-tabs::-webkit-scrollbar{display:none}.tab-btn{padding:.75rem 1.25rem;border:none;background:transparent;border-radius:8px;font-weight:600;color:var(--text-muted);font-size:.95rem;cursor:pointer;transition:all .25s ease;white-space:nowrap}.tab-btn:hover{color:var(--text-main)}.tab-btn.active{background:#fff;color:var(--primary-color);box-shadow:0 2px 5px #0000000d}.breakdown-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;animation:fadeIn .4s ease-out}.breakdown-card{border:1px solid var(--border-subtle);border-radius:16px;padding:1.5rem;background:#fff;transition:var(--transition)}.breakdown-card:hover{box-shadow:var(--shadow-md);border-color:#cbd5e1;transform:translateY(-2px)}.bc-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.25rem}.bc-title{font-weight:700;color:var(--text-main);font-size:1.05rem;line-height:1.4;padding-right:1rem}.bc-badge{background:var(--success-light);color:var(--success-color);padding:.35rem .75rem;border-radius:8px;font-size:.8rem;font-weight:700;white-space:nowrap}.bc-progress-wrap{margin-bottom:1rem}.bc-progress-bar{width:100%;height:8px;background:#f1f5f9;border-radius:99px;overflow:hidden}.bc-progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--purple-color));border-radius:99px;transition:width 1s cubic-bezier(.4,0,.2,1)}.bc-footer{display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-muted);background:#f8fafc;padding:.75rem 1rem;border-radius:8px;margin:0 -.25rem -.25rem}.bc-footer b{color:var(--text-main);font-weight:700}.activity-timeline{display:flex;flex-direction:column;gap:1rem;animation:fadeIn .4s ease-out}.act-row{display:flex;align-items:flex-start;gap:1.25rem;padding:1.25rem;background:#fff;border:1px solid var(--border-subtle);border-radius:16px;transition:var(--transition)}.act-row:hover{box-shadow:var(--shadow-sm);border-color:#cbd5e1;transform:translate(2px)}.act-dot{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.act-dot.correct{background:var(--success-light);color:var(--success-color)}.act-dot.incorrect{background:var(--danger-light);color:var(--danger-color)}.act-dot svg{width:24px;height:24px}.act-content{flex:1;min-width:0}.act-title{font-weight:600;color:var(--text-main);margin-bottom:.4rem;font-size:1.05rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.3}.act-meta{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.85rem;color:var(--text-muted)}.act-meta span{background:#f1f5f9;padding:.2rem .6rem;border-radius:6px;font-weight:500}.act-time{font-size:.85rem;color:var(--text-light);white-space:nowrap;font-weight:500;flex-shrink:0;padding-top:.2rem}.empty-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4rem 2rem;color:var(--text-muted);background:#f8fafc;border-radius:var(--radius-md);border:2px dashed var(--border-subtle)}.empty-panel-icon{width:64px;height:64px;background:#fff;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;color:var(--text-light);box-shadow:var(--shadow-sm)}.empty-panel p{font-size:1.05rem;margin:0}.empty-icon-pulse svg{color:var(--text-light);opacity:.5}@media (max-width: 1200px){.bento-col-8,.bento-col-4{grid-column:span 12}.bento-stats-grid{grid-template-columns:repeat(3,1fr)}.weekly-showcase{padding:0}.bg-gradient{text-align:center;align-items:center}.weekly-main-stat{margin-bottom:2rem}.weekly-sub-stats{justify-content:center;gap:3rem}}@media (max-width: 768px){.dashboard-wrapper{padding:1.5rem 1rem}.dash-title{font-size:1.75rem}.dash-header{flex-direction:column;align-items:flex-start;gap:1.25rem}.bento-stats-grid{grid-template-columns:repeat(2,1fr)}.dash-welcome-board{flex-direction:column;padding:2.5rem 1.5rem;text-align:center;gap:2rem}.line-chart-container{overflow-x:auto}.line-chart{min-width:500px}.act-time{display:none}.act-row{align-items:center}.panel-body{padding:0}.dash-panel{padding:1.5rem}}@media (max-width: 480px){.bento-stats-grid{grid-template-columns:1fr}.weekly-sub-stats{flex-direction:column;gap:1.5rem}.w-divider{width:80%;height:1px}}.subscription-page .page-header{margin-bottom:var(--space-2xl)}.active-subscription{text-align:center;padding:var(--space-xl);margin-bottom:var(--space-2xl);background:#fbbf241a;border:1px solid rgba(251,191,36,.3);border-radius:var(--radius-md)}.subscription-badge{margin-bottom:var(--space-md)}.packages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-lg);margin-bottom:var(--space-2xl)}.package-card{position:relative;padding:var(--space-xl);cursor:pointer;transition:all var(--transition-normal);background:#fff;border:1px solid var(--border-light)}.package-card:hover,.package-card.selected{border-color:var(--primary);transform:translateY(-5px)}.package-card.selected{box-shadow:var(--shadow-glow)}.package-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--secondary);color:#fff;padding:var(--space-xs) var(--space-md);border-radius:var(--radius-full);font-size:.75rem;font-weight:600}.package-name{font-size:1.25rem;margin-bottom:var(--space-md);color:var(--text-primary)}.package-price{margin-bottom:var(--space-md)}.price-amount{font-size:2.5rem;font-weight:800;color:var(--primary)}.price-currency{font-size:1.5rem;color:var(--text-muted)}.price-period{font-size:.9rem;color:var(--text-muted)}.package-desc{margin-bottom:var(--space-md);font-size:.9rem;color:var(--text-secondary)}.package-features{list-style:none;margin-bottom:var(--space-lg)}.package-features li{padding:var(--space-xs) 0;color:var(--text-secondary);font-size:.9rem}.payment-section{max-width:500px;margin:0 auto var(--space-2xl);padding:var(--space-xl);background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md)}.payment-section h3{margin-bottom:var(--space-sm);color:var(--text-primary)}.payment-form{margin-top:var(--space-lg)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md)}.payment-note{margin-top:var(--space-md);font-size:.85rem;color:var(--text-muted)}.auth-required{text-align:center;padding:var(--space-lg)}.premium-features{margin-top:var(--space-2xl);padding-top:var(--space-2xl);border-top:1px solid var(--border-light)}.premium-features h2{margin-bottom:var(--space-xl);color:var(--text-primary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-lg)}.feature-item{text-align:center;padding:var(--space-lg);background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md)}.feature-icon{font-size:2.5rem;display:block;margin-bottom:var(--space-md)}.feature-item h4{margin-bottom:var(--space-sm);color:var(--text-primary)}.feature-item p{font-size:.9rem;color:var(--text-secondary)}.legal-page{padding:var(--space-2xl) 0}.legal-content{max-width:800px;margin:0 auto;background:var(--bg-card);padding:var(--space-2xl);border-radius:var(--radius-lg);border:1px solid var(--border-color)}.legal-content h1{font-size:2rem;margin-bottom:var(--space-sm);color:var(--text-primary)}.legal-date{color:var(--text-muted);font-size:.9rem;margin-bottom:var(--space-xl);padding-bottom:var(--space-lg);border-bottom:1px solid var(--border-light)}.legal-content section{margin-bottom:var(--space-xl)}.legal-content h2{font-size:1.3rem;color:var(--text-primary);margin-bottom:var(--space-md);padding-bottom:var(--space-sm)}.legal-content h3{font-size:1.1rem;color:var(--text-primary);margin-top:var(--space-lg);margin-bottom:var(--space-sm)}.legal-content p{color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-md)}.legal-content ul{margin-left:var(--space-lg);margin-bottom:var(--space-md)}.legal-content li{color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-sm)}.legal-content li strong,.legal-content strong{color:var(--text-primary)}.contact-info{background:var(--bg-secondary);padding:var(--space-lg);border-radius:var(--radius-md);margin-top:var(--space-md)}.contact-info p{margin-bottom:var(--space-sm)}.contact-info p:last-child{margin-bottom:0}.payment-logos{display:flex;align-items:center;gap:var(--space-md);flex-wrap:wrap}.payment-logo{height:30px;opacity:.8;transition:opacity var(--transition-fast)}.payment-logo:hover{opacity:1}@media (max-width: 768px){.legal-content{padding:var(--space-lg)}.legal-content h1{font-size:1.5rem}.legal-content h2{font-size:1.15rem}}.admin-layout{display:flex;min-height:calc(100vh - 60px)}.admin-sidebar{width:240px;background:#fff;border-right:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:var(--space-lg);border-bottom:1px solid var(--border-light)}.sidebar-header h2{font-size:1.25rem;color:var(--primary);margin:0}.sidebar-nav{padding:var(--space-md);display:flex;flex-direction:column;gap:var(--space-xs)}.sidebar-link{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);color:var(--text-secondary);text-decoration:none;transition:all .2s ease}.sidebar-link:hover{background:var(--bg-input);color:var(--text-primary)}.sidebar-link.active{background:var(--primary);color:#fff}.sidebar-icon{font-size:1.1rem;width:24px;text-align:center}.sidebar-label{font-size:.9rem;font-weight:500}.admin-main{flex:1;background:var(--bg-secondary);overflow-y:auto}.admin-content{padding:var(--space-xl);max-width:1400px;margin:0 auto}.admin-content h1{margin-bottom:var(--space-xl);color:var(--text-primary)}.admin-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-md);margin-bottom:var(--space-2xl)}.admin-stat-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-lg);background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md)}.admin-stat-card .stat-icon{font-size:2rem}.admin-stat-card .stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--primary)}.admin-stat-card .stat-label{color:var(--text-muted);font-size:.85rem}.admin-menu h2{margin-bottom:var(--space-lg);color:var(--text-primary)}.menu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-md)}.menu-card{display:flex;align-items:center;gap:var(--space-lg);padding:var(--space-lg);background:#fff;border:1px solid var(--border-light);border-radius:var(--radius-md);text-decoration:none;transition:all .2s ease}.menu-card:hover{transform:translateY(-3px);border-color:var(--primary);box-shadow:0 4px 12px #0000001a}.menu-icon{font-size:2rem}.menu-card h3{font-size:1.1rem;margin-bottom:var(--space-xs);color:var(--text-primary)}.menu-card p{font-size:.85rem;color:var(--text-secondary);margin:0}.admin-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg);gap:var(--space-md);flex-wrap:wrap}.admin-toolbar h1{margin-bottom:0}.admin-filters{display:flex;gap:var(--space-sm);padding:var(--space-md);flex-wrap:wrap}.admin-filters select,.admin-filters input{min-width:150px}.table-container{overflow-x:auto}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{padding:var(--space-md);text-align:left;border-bottom:1px solid var(--border-light)}.admin-table th{background:var(--bg-input);font-weight:600;font-size:.85rem;text-transform:uppercase;color:var(--text-muted);white-space:nowrap}.admin-table tr:hover td{background:#00336608}.table-actions{display:flex;gap:var(--space-xs);flex-wrap:nowrap}.table-actions button,.table-actions .btn{padding:var(--space-xs) var(--space-sm);font-size:.8rem;white-space:nowrap}.badge{display:inline-block;padding:.2rem 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h2{margin:0;font-size:1.25rem}.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-muted);padding:0;line-height:1}.modal-body{padding:var(--space-lg)}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-sm);padding:var(--space-lg);border-top:1px solid var(--border-light)}.form-label{display:block;margin-bottom:var(--space-xs);font-weight:500;color:var(--text-primary)}.form-hint{display:block;margin-top:var(--space-xs);font-size:.8rem;color:var(--text-muted)}.checkbox-label{display:flex;align-items:center;gap:var(--space-sm);cursor:pointer}.checkbox-label input{width:18px;height:18px}.pagination{display:flex;justify-content:center;gap:var(--space-xs);margin-top:var(--space-lg)}.page-btn{padding:var(--space-xs) var(--space-sm);border:1px solid var(--border-light);background:#fff;border-radius:var(--radius-sm);cursor:pointer;min-width:36px}.page-btn:hover{background:var(--bg-input)}.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.editor-layout{display:grid;grid-template-columns:1fr 320px;gap:var(--space-lg)}.editor-main{min-width:0}.editor-sidebar{position:sticky;top:var(--space-lg);align-self:start}.editor-sidebar .card{padding:var(--space-lg)}.editor-sidebar .card h3{margin:0 0 var(--space-md) 0;font-size:1rem}.editor-actions{display:flex;flex-direction:column;gap:var(--space-sm)}.btn-block{width:100%}.difficulty-slider{width:100%;margin:var(--space-sm) 0}.difficulty-labels{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-muted)}.tags-list{display:flex;flex-wrap:wrap;gap:var(--space-xs);margin-top:var(--space-sm)}.tag{display:inline-flex;align-items:center;gap:var(--space-xs);padding:.2rem .5rem;background:var(--bg-input);border-radius:var(--radius-sm);font-size:.85rem}.tag-remove{background:none;border:none;cursor:pointer;padding:0;color:var(--text-muted);font-size:1rem;line-height:1}.tag-remove:hover{color:var(--danger)}.json-preview-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer}.json-preview-header h3{margin:0}.json-preview{margin-top:var(--space-md);padding:var(--space-md);background:var(--bg-input);border-radius:var(--radius-sm);font-size:.75rem;overflow-x:auto;max-height:300px;overflow-y:auto}.question-builder{background:#fff}.builder-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg)}.builder-header h3{margin:0}.empty-builder{padding:var(--space-xl);text-align:center;background:var(--bg-input);border-radius:var(--radius-md)}.sub-questions-list{display:flex;flex-direction:column;gap:var(--space-md)}.sub-question-card{border:1px solid var(--border-light);border-radius:var(--radius-md);overflow:hidden}.sub-question-card.expanded{border-color:var(--primary)}.sub-question-header{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--bg-input);cursor:pointer}.sub-question-header:hover{background:var(--border-light)}.sub-question-number{font-weight:600;color:var(--primary);white-space:nowrap}.sub-question-preview{flex:1;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sub-question-actions{display:flex;gap:var(--space-xs)}.sub-question-body{padding:var(--space-lg);border-top:1px solid var(--border-light)}.sub-question-fields{display:flex;flex-direction:column;gap:var(--space-md)}.option-row{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm)}.option-row .form-input{flex:1}.radio-label{display:flex;align-items:center;justify-content:center;width:24px;flex-shrink:0}.order-number{font-weight:600;color:var(--text-muted);width:24px;text-align:center;flex-shrink:0}.matching-columns{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-lg)}.matching-column{display:flex;flex-direction:column}@media (max-width: 1024px){.editor-layout{grid-template-columns:1fr}.editor-sidebar{position:static}}@media (max-width: 768px){.admin-layout{flex-direction:column}.admin-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border-light)}.sidebar-nav{flex-direction:row;flex-wrap:wrap;justify-content:center}.admin-content{padding:var(--space-lg)}.admin-stats-grid{grid-template-columns:repeat(2,1fr)}.matching-columns{grid-template-columns:1fr}}@media (max-width: 480px){.admin-stats-grid{grid-template-columns:1fr}.sidebar-label{display:none}.sidebar-link{padding:var(--space-sm)}.sidebar-icon{font-size:1.25rem}}:root{--primary: #003366;--primary-dark: #002244;--primary-light: #004d99;--secondary: #004d40;--accent: #004d40;--bg-dark: #f0f0f0;--bg-card: #ffffff;--bg-input: #e6e6e6;--bg-secondary: #e9e9e9;--text-primary: #333333;--text-secondary: #555555;--text-muted: #777777;--border-color: #cccccc;--border-light: #dcdcdc;--border-dark: #bbbbbb;--success: #22c55e;--error: #ef4444;--warning: #f59e0b;--info: #3b82f6;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(0, 51, 102, .2);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:Arial,Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-dark)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-size:.95rem;font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);text-decoration:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:#fff;color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-input);border-color:var(--primary)}.btn-success{background:linear-gradient(135deg,var(--success),#16a34a);color:#fff}.btn-danger{background:linear-gradient(135deg,var(--error),#dc2626);color:#fff}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:1.1rem}.btn-sm{padding:var(--space-xs) var(--space-md);font-size:.85rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.card{background:var(--bg-card);border-radius:var(--radius-sm);padding:var(--space-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:all var(--transition-normal)}.card:hover{border-color:var(--border-color);box-shadow:var(--shadow-md)}.card-glass{background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.form-group{margin-bottom:var(--space-md)}.form-label{display:block;margin-bottom:var(--space-xs);font-weight:500;color:var(--text-secondary);font-size:.9rem}.form-input{width:100%;padding:var(--space-sm) var(--space-md);font-size:1rem;color:var(--text-primary);background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);transition:all var(--transition-fast)}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #00336626}.form-input::placeholder{color:var(--text-muted)}.form-textarea{min-height:150px;resize:vertical;font-family:inherit}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23555555'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;background-size:1.25rem;padding-right:2.5rem}.form-error{color:var(--error);font-size:.85rem;margin-top:var(--space-xs)}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-md)}.page{min-height:calc(100vh - 80px);padding:var(--space-xl) 0}.grid{display:grid;gap:var(--space-lg)}.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: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;margin-bottom:var(--space-md)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.text-gradient{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.text-success{color:var(--success)}.text-error{color:var(--error)}.text-center{text-align:center}.badge{display:inline-flex;align-items:center;padding:var(--space-xs) var(--space-sm);font-size:.75rem;font-weight:600;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em}.badge-primary{background:#00336626;color:var(--primary)}.badge-success{background:#22c55e26;color:#16a34a}.badge-warning{background:#f59e0b26;color:#d97706}.badge-error{background:#ef444426;color:#dc2626}.badge-premium{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#1e293b}.spinner{width:40px;height:40px;border:3px solid var(--border-light);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#f0f0f0e6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:fadeIn .3s ease-out}.animate-slide-in{animation:slideIn .3s ease-out}.animate-pulse{animation:pulse 2s infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-input)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-md)}.modal{background:var(--bg-card);border-radius:var(--radius-md);padding:var(--space-xl);max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:fadeIn .2s ease-out;border:1px solid var(--border-color);box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg)}.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.5rem;cursor:pointer;padding:var(--space-xs)}.modal-close:hover{color:var(--text-primary)}.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-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.w-full{width:100%}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}