:root{--primary-color:#56e;--primary-hover:#3d4db3;--secondary-color:#6366f1;--secondary-hover:#4d50c9;--accent-color:#10b981;--error-color:#ef4444;--error-hover:#b91c1c;--success-color:#10b981;--warning-color:#f59e0b}.light-theme{--background-color:#fff;--surface-color:#f9fafb;--text-primary:#1f2937;--text-secondary:#6b7280;--text-muted:#9ca3af;--border-color:#e5e7eb;--card-background:#fff;--overlay-background:#00000080}.dark-theme{--background-color:#161616;--surface-color:#1f1f1f;--text-primary:#f9fafb;--text-secondary:#d1d5db;--text-muted:#9ca3af;--border-color:#47474f;--card-background:#242428;--overlay-background:#000000bf}:root{--font-family-base:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;--font-family-mono:source-code-pro,Menlo,Monaco,Consolas,"Courier New",monospace;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-5xl:3rem;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:0.75rem;--spacing-lg:1rem;--spacing-xl:1.25rem;--spacing-2xl:1.5rem;--spacing-3xl:2rem;--spacing-4xl:2.5rem;--spacing-5xl:3rem;--spacing-6xl:4rem;--border-radius-sm:0.25rem;--border-radius-md:0.375rem;--border-radius-lg:0.5rem;--border-radius-xl:0.75rem;--border-radius-2xl:1rem;--border-radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;--shadow-xl:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;--transition-fast:0.1s ease-in-out;--transition-normal:0.2s ease-in-out;--transition-slow:0.3s ease-in-out;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--amplify-colors-brand-primary:var(--primary-color);--amplify-colors-brand-secondary:var(--primary-hover);--amplify-radii-medium:var(--border-radius-lg)}*{box-sizing:border-box}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-color);color:var(--text-primary);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-family:var(--font-family-base);font-size:1rem;font-size:var(--font-size-base);line-height:1.6;margin:0}.container{margin:0 auto;max-width:1200px;padding:0 2rem;padding:0 var(--spacing-3xl)}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:600;font-weight:var(--font-weight-semibold);line-height:1.2;margin:0 0 1.5rem;margin:0 0 var(--spacing-2xl) 0}h1{font-size:2.25rem;font-size:var(--font-size-4xl)}h2{font-size:1.875rem;font-size:var(--font-size-3xl)}h3{font-size:1.5rem;font-size:var(--font-size-2xl)}h4{font-size:1.25rem;font-size:var(--font-size-xl)}h5{font-size:1.125rem;font-size:var(--font-size-lg)}h6{font-size:1rem;font-size:var(--font-size-base)}p{color:var(--text-secondary);margin:0 0 1.5rem;margin:0 0 var(--spacing-2xl) 0}a{color:#56e;color:var(--primary-color);text-decoration:none;transition:color .2s ease-in-out;transition:color var(--transition-normal)}a:hover{color:#3d4db3;color:var(--primary-hover)}.btn{align-items:center;border:none;border-radius:.375rem;border-radius:var(--border-radius-md);cursor:pointer;display:inline-flex;font-size:1rem;font-size:var(--font-size-base);font-weight:600;font-weight:var(--font-weight-semibold);justify-content:center;min-height:44px;padding:.75rem 1.25rem;padding:var(--spacing-md) var(--spacing-xl);text-decoration:none;transition:all .2s ease-in-out;transition:all var(--transition-normal)}.btn:disabled{cursor:not-allowed;opacity:.6}.btn-primary{background-color:#56e;background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:#3d4db3;background-color:var(--primary-hover)}.btn-secondary{background-color:var(--surface-color);border:1px solid var(--border-color);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background-color:var(--border-color)}.btn-outline{background-color:initial;border:2px solid #56e;border:2px solid var(--primary-color);color:#56e;color:var(--primary-color)}.btn-outline:hover:not(:disabled){background-color:#56e;background-color:var(--primary-color);color:#fff}.btn-sm{font-size:.875rem;font-size:var(--font-size-sm);min-height:36px;padding:.5rem 1rem;padding:var(--spacing-sm) var(--spacing-lg)}.btn-lg{font-size:1.125rem;font-size:var(--font-size-lg);min-height:52px;padding:1.25rem 1.5rem;padding:var(--spacing-xl) var(--spacing-2xl)}.card{background-color:var(--card-background);border-radius:1rem;border-radius:var(--border-radius-2xl);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;box-shadow:var(--shadow-lg);padding:2rem;padding:var(--spacing-3xl);transition:transform .2s ease-in-out;transition:transform var(--transition-normal)}.card-body,.card-header{margin-bottom:2rem}.card-body{margin-bottom:var(--spacing-3xl)}.card-footer{margin-top:2rem;margin-top:var(--spacing-3xl)}.form-group{margin-bottom:1.5rem}.form-label{font-weight:500;margin-bottom:.5rem}.form-input{border:1px solid var(--border-color);border-radius:.5rem;border-radius:var(--border-radius-lg);font-size:1rem;font-size:var(--font-size-base);padding:.75rem;padding:var(--spacing-md);transition:border-color .2s ease-in-out;transition:border-color var(--transition-normal);width:100%}.form-input:focus{border-color:#56e;border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a;outline:none}.nav{align-items:center;display:flex;gap:1.5rem;gap:var(--spacing-2xl)}.nav-link{border-radius:.5rem;border-radius:var(--border-radius-lg);padding:.75rem 1rem;padding:var(--spacing-md) var(--spacing-lg);transition:all .2s ease-in-out;transition:all var(--transition-normal)}.nav-link:hover{background-color:var(--surface-color)}.nav-link.active{background-color:#56e;background-color:var(--primary-color);color:#fff}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.flex{display:flex}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:.5rem;gap:var(--spacing-sm)}.gap-md{gap:.75rem;gap:var(--spacing-md)}.gap-lg{gap:1rem;gap:var(--spacing-lg)}.gap-xl{gap:1.25rem;gap:var(--spacing-xl)}.gap-2xl{gap:1.5rem;gap:var(--spacing-2xl)}.mb-sm{margin-bottom:.5rem;margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:.75rem;margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:1rem;margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:1.25rem;margin-bottom:var(--spacing-xl)}.mb-2xl{margin-bottom:1.5rem;margin-bottom:var(--spacing-2xl)}.mb-3xl{margin-bottom:2rem;margin-bottom:var(--spacing-3xl)}.mt-sm{margin-top:.5rem;margin-top:var(--spacing-sm)}.mt-md{margin-top:.75rem;margin-top:var(--spacing-md)}.mt-lg{margin-top:1rem;margin-top:var(--spacing-lg)}.mt-xl{margin-top:1.25rem;margin-top:var(--spacing-xl)}.mt-2xl{margin-top:1.5rem;margin-top:var(--spacing-2xl)}.mt-3xl{margin-top:2rem;margin-top:var(--spacing-3xl)}.w-full{width:100%}.h-full{height:100%}@media (max-width:768px){.container{padding:0 1.5rem;padding:0 var(--spacing-2xl)}h1{font-size:1.875rem;font-size:var(--font-size-3xl)}h2{font-size:1.5rem;font-size:var(--font-size-2xl)}h3{font-size:1.25rem;font-size:var(--font-size-xl)}.nav{flex-direction:column;gap:1rem;gap:var(--spacing-lg)}.btn{width:100%}}@media (max-width:480px){.container{padding:0 1.25rem;padding:0 var(--spacing-xl)}.card{padding:1.5rem;padding:var(--spacing-2xl)}}code{font-family:var(--font-family-mono)}.upsell-modal-overlay{align-items:center;animation:fadeIn var(--transition-normal);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:var(--overlay-background);bottom:0;display:flex;justify-content:center;left:0;padding:var(--spacing-lg);position:fixed;right:0;top:0;z-index:var(--z-modal)}.upsell-modal-window{animation:scaleIn var(--transition-normal);background-color:var(--card-background);border:1px solid var(--border-color);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-xl);max-height:90vh;max-width:800px;overflow:hidden;width:100%}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.upsell-modal-header{align-items:center;background-color:var(--surface-color);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;padding:var(--spacing-xl) var(--spacing-xl) var(--spacing-lg)}.upsell-modal-header h2{color:var(--text-primary);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin:0}.upsell-modal-content{max-height:calc(90vh - 100px);overflow-y:auto;padding:var(--spacing-xl)}.limit-notice{border-bottom:1px solid var(--border-color);margin-bottom:var(--spacing-2xl);padding:var(--spacing-xl) 0 var(--spacing-2xl);text-align:center}.limit-icon{font-size:48px;margin-bottom:var(--spacing-lg)}.limit-notice h3{color:var(--text-primary);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin:0 0 var(--spacing-md)}.limit-notice p{color:var(--text-secondary);font-size:var(--font-size-base);line-height:1.6;margin:0}.billing-toggle{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl);padding:var(--spacing-lg);position:relative}.billing-toggle span{transition:color var(--transition-fast)}.switch{height:26px;width:50px}.slider{border-radius:26px}.slider,.slider:before{transition:var(--transition-normal)}.slider:before{background-color:#fff;border-radius:50%;box-shadow:var(--shadow-sm);height:18px;width:18px}input:checked+.slider:before{transform:translateX(24px)}.savings-badge{background-color:var(--success-color);border-radius:var(--border-radius-full);color:#fff;font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);letter-spacing:.05em;padding:var(--spacing-xs) var(--spacing-md);position:absolute;right:16px;text-transform:uppercase;top:-12px}.pricing-cards{grid-gap:var(--spacing-xl);display:grid;gap:var(--spacing-xl);grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-bottom:var(--spacing-2xl)}.pricing-card{background-color:var(--surface-color);border-radius:var(--border-radius-xl);overflow:hidden}.pricing-card.featured,.pricing-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-lg)}.pricing-card.featured{border-width:2px}.popular-badge{background-color:var(--primary-color);border-radius:0 0 var(--border-radius-lg) var(--border-radius-lg);color:#fff;font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);left:50%;letter-spacing:.05em;padding:var(--spacing-xs) var(--spacing-lg);position:absolute;text-transform:uppercase;top:-1px;transform:translateX(-50%);z-index:1}.card-header{background-color:var(--card-background);padding:var(--spacing-xl) var(--spacing-lg) var(--spacing-lg)}.pricing-card.featured .card-header{padding-top:calc(var(--spacing-xl) + var(--spacing-md))}.card-header h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);margin:0 0 var(--spacing-lg)}.price{margin-bottom:var(--spacing-md)}.amount{font-size:3rem}.card-body{padding:var(--spacing-xl) var(--spacing-lg)}.features{margin:0 0 var(--spacing-xl)}.features li{color:var(--text-primary);font-size:var(--font-size-sm);padding:var(--spacing-sm) 0}.upgrade-button{align-items:center;border:2px solid #0000;border-radius:var(--border-radius-md);cursor:pointer;display:inline-flex;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);justify-content:center;padding:var(--spacing-md) var(--spacing-lg);text-decoration:none;transition:all var(--transition-fast);width:100%}.upgrade-button.primary{background-color:var(--secondary-color);border-color:var(--secondary-color);color:#fff}.upgrade-button.primary:hover{background-color:var(--secondary-hover);box-shadow:var(--shadow-md)}.upgrade-button.featured{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.upgrade-button.featured:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-md)}.guarantee{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);margin-bottom:var(--spacing-2xl);padding:var(--spacing-lg)}.guarantee p{color:var(--success-color);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin:0}.continue-free{border-top:1px solid var(--border-color);padding-top:var(--spacing-xl);text-align:center}.continue-button{background:none;border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-secondary);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-md);padding:var(--spacing-md) var(--spacing-xl);transition:all var(--transition-fast)}.continue-button:hover{border-color:var(--text-secondary);color:var(--text-primary)}.reset-info{color:var(--text-muted);font-size:var(--font-size-xs);line-height:1.5;margin:0}@media (max-width:768px){.upsell-modal-window{margin:var(--spacing-md);max-width:none;width:calc(100% - var(--spacing-2xl))}.pricing-cards{gap:var(--spacing-lg);grid-template-columns:1fr}.billing-toggle{flex-wrap:wrap;gap:var(--spacing-md)}.amount{font-size:2.5rem}}@media (max-width:480px){.upsell-modal-overlay{align-items:stretch;padding:0}.upsell-modal-window{animation:slideInFromBottom var(--transition-normal);border-radius:0;height:100%;margin:0;max-height:none;max-width:none;width:100%}@keyframes slideInFromBottom{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}.upsell-modal-content{max-height:calc(100vh - 100px)}}.account-settings-overlay{align-items:flex-start;animation:fadeIn var(--transition-normal);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:var(--overlay-background);bottom:0;display:flex;justify-content:flex-end;left:0;padding:var(--spacing-lg);position:fixed;right:0;top:0;z-index:var(--z-modal)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.account-settings-window{animation:slideInRight var(--transition-normal);background-color:var(--card-background);border:1px solid var(--border-color);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-xl);max-height:90vh;max-width:90vw;overflow:hidden;width:480px}@keyframes slideInRight{0%{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}.account-settings-header{align-items:center;background-color:var(--surface-color);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;padding:var(--spacing-xl) var(--spacing-xl) var(--spacing-lg)}.account-settings-header h2{color:var(--text-primary);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);margin:0}.close-button{align-items:center;background:none;border:none;border-radius:var(--border-radius-md);color:var(--text-secondary);cursor:pointer;display:flex;font-size:var(--font-size-2xl);height:32px;justify-content:center;line-height:1;padding:var(--spacing-xs);transition:all var(--transition-fast);width:32px}.close-button:hover{background-color:var(--border-color);color:var(--text-primary)}.account-settings-content{max-height:calc(90vh - 100px);overflow-y:auto;padding:var(--spacing-xl)}.loading-state{color:var(--text-secondary);padding:var(--spacing-4xl) var(--spacing-xl);text-align:center}.spinner{animation:spin 1s linear infinite;border:2px solid var(--border-color);border-radius:50%;border-top-color:var(--primary-color);height:24px;margin:0 auto var(--spacing-lg);width:24px}.error-state{color:var(--error-color);padding:var(--spacing-2xl);text-align:center}.retry-button{background-color:var(--primary-color);border:none;border-radius:var(--border-radius-md);color:#fff;cursor:pointer;font-size:var(--font-size-sm);margin-top:var(--spacing-lg);padding:var(--spacing-sm) var(--spacing-lg);transition:background-color var(--transition-fast)}.retry-button:hover{background-color:var(--primary-hover)}.settings-section{margin-bottom:var(--spacing-3xl)}.settings-section:last-child{margin-bottom:0}.settings-section h3{color:var(--text-primary);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin:0 0 var(--spacing-lg)}.info-grid{grid-gap:var(--spacing-lg);display:grid;gap:var(--spacing-lg)}.info-item{align-items:center;display:flex;justify-content:space-between;padding:var(--spacing-xs) 0}.info-item:last-child{border-bottom:none}.info-item label{color:var(--text-secondary);font-size:var(--font-size-sm)}.info-item label,.info-item span{font-weight:var(--font-weight-medium)}.info-item span{color:var(--text-primary)}.subscription-badge{border-radius:var(--border-radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);letter-spacing:.05em;padding:var(--spacing-xs) var(--spacing-md);text-transform:uppercase}.subscription-badge.free{background-color:var(--surface-color);border:1px solid var(--border-color);color:var(--text-secondary)}.subscription-badge.premium{background-color:var(--primary-color);color:#fff}.usage-info{grid-gap:var(--spacing-md);display:grid;gap:var(--spacing-md)}.usage-item{align-items:center;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);display:flex;justify-content:space-between;padding:var(--spacing-md)}.usage-item label{color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.usage-item .unlimited{color:var(--success-color);font-weight:var(--font-weight-semibold)}.usage-item .available{color:var(--text-primary);font-weight:var(--font-weight-semibold)}.usage-item .depleted{color:var(--error-color);font-weight:var(--font-weight-semibold)}.usage-item .cooldown{color:var(--warning-color);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold)}.upgrade-section{align-items:center;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);display:flex;gap:var(--spacing-sm);padding:var(--spacing-lg)}.upgrade-text{color:var(--text-secondary);flex:1 1;font-size:var(--font-size-sm)}.upgrade-now-button{background-color:var(--primary-color);border:none;border-radius:var(--border-radius-md);color:#fff;cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);padding:var(--spacing-sm) var(--spacing-lg);transition:all var(--transition-fast);white-space:nowrap}.upgrade-now-button:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-sm)}.preference-item{align-items:center;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);display:flex;justify-content:space-between;margin-bottom:var(--spacing-md);padding:var(--spacing-lg)}.preference-item label{color:var(--text-primary);cursor:pointer;font-weight:var(--font-weight-medium)}.preference-description{color:var(--text-secondary);font-size:var(--font-size-sm);line-height:1.5;margin:0}.toggle-container{display:inline-block;position:relative}.toggle-input{height:0;opacity:0;position:absolute;width:0}.toggle-slider{background-color:var(--border-color);border-radius:var(--border-radius-full);cursor:pointer;display:inline-block;height:24px;position:relative;transition:background-color var(--transition-normal);width:48px}.toggle-slider:before{background-color:#fff;border-radius:50%;box-shadow:var(--shadow-sm);content:"";height:20px;left:2px;position:absolute;top:2px;transition:transform var(--transition-normal);width:20px}.toggle-input:checked+.toggle-slider{background-color:var(--primary-color)}.toggle-input:checked+.toggle-slider:before{transform:translateX(24px)}.toggle-input:disabled+.toggle-slider{cursor:not-allowed;opacity:.5}.primary-button{align-items:center;background-color:var(--primary-color);border:none;border-radius:var(--border-radius-lg);color:#fff;cursor:pointer;display:inline-flex;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);justify-content:center;padding:var(--spacing-md) var(--spacing-xl);text-decoration:none;transition:all var(--transition-fast)}.primary-button:hover:not(:disabled){background-color:var(--primary-hover);box-shadow:var(--shadow-md)}.primary-button:disabled{background-color:var(--border-color);color:var(--text-muted);cursor:not-allowed}.secondary-button{align-items:center;background-color:initial;border:1px solid var(--border-color);border-radius:var(--border-radius-lg);color:var(--text-secondary);cursor:pointer;display:inline-flex;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);justify-content:center;padding:var(--spacing-md) var(--spacing-xl);transition:all var(--transition-fast)}.secondary-button:hover{border-color:var(--primary-color);box-shadow:var(--shadow-sm);color:var(--primary-color)}.danger-button{align-items:center;background-color:initial;border:1px solid var(--error-color);border-radius:var(--border-radius-lg);color:var(--error-color);cursor:pointer;display:inline-flex;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);justify-content:center;padding:var(--spacing-md) var(--spacing-xl);transition:all var(--transition-fast)}.danger-button:hover:not(:disabled){background-color:var(--error-color);box-shadow:var(--shadow-sm);color:#fff}.danger-button:disabled{cursor:not-allowed;opacity:.6;transform:none}.billing-info{text-align:left}.billing-info p{color:var(--text-secondary);font-size:var(--font-size-sm);line-height:1.5;margin:0 0 var(--spacing-lg)}.security-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end}@media (max-width:768px){.account-settings-window{animation:slideInFromBottom var(--transition-normal);border-radius:0;height:100%;max-height:none;max-width:none;width:100%}.account-settings-overlay{align-items:stretch;padding:0}@keyframes slideInFromBottom{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}.account-settings-content{max-height:calc(100vh - 100px)}}.header{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border-color);padding:var(--spacing-md) 0;position:-webkit-sticky;position:sticky;top:0;z-index:var(--z-sticky)}.dark-theme .header{background-color:#202028f2}.light-theme .header{background-color:#fffffff2}.header-container{align-items:center;display:flex;justify-content:space-between;margin:0 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var(--transition-fast);white-space:nowrap}.upgrade-button-header:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-sm)}.user-email-button{background:none;border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-primary);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin-right:var(--spacing-sm);max-width:200px;overflow:hidden;padding:var(--spacing-xs) var(--spacing-sm);text-overflow:ellipsis;transition:all var(--transition-fast);white-space:nowrap}.user-email-button:hover{background-color:var(--surface-color);border-color:var(--primary-color);color:var(--primary-color)}.sign-out-button{background-color:var(--error-color);border:none;border-radius:var(--border-radius-md);color:#fff;cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);padding:var(--spacing-sm) var(--spacing-lg);transition:all var(--transition-fast)}.sign-out-button:hover{background-color:var(--error-hover);box-shadow:var(--shadow-sm)}.signin-button{background-color:var(--primary-color);border:none;border-radius:var(--border-radius-md);color:#fff;cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);padding:var(--spacing-sm) var(--spacing-xl);transition:all var(--transition-fast)}.signin-button:hover{background-color:var(--primary-hover);box-shadow:var(--shadow-sm)}.footer{background-color:var(--surface-color);margin-top:auto;padding:var(--spacing-lg) 0}.footer-container{margin:0 auto;max-width:1200px;padding:0 var(--spacing-2xl)}.footer-content{grid-gap:var(--spacing-4xl);display:grid;gap:var(--spacing-4xl);grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin-bottom:var(--spacing-4xl)}.footer-section h3{color:var(--text-primary);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-2xl)}.footer-nav{display:flex;gap:var(--spacing-xl)}.footer-nav-link{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-normal)}.footer-nav-link:hover{color:var(--primary-color)}.footer-bottom{align-items:center;display:flex;flex-wrap:wrap;gap:var(--spacing-2xl);justify-content:space-between}.footer-copyright{color:var(--text-muted);font-size:var(--font-size-sm)}.footer-social{display:flex;gap:var(--spacing-lg)}.footer-social-link{color:var(--text-muted);font-size:var(--font-size-lg);transition:color var(--transition-normal)}.footer-social-link:hover{color:var(--primary-color)}@media (max-width:768px){.footer-container{padding:0 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h3,.price{margin-bottom:var(--spacing-xl)}.amount{color:var(--text-primary);font-size:var(--font-size-4xl);font-weight:var(--font-weight-bold)}.period{color:var(--text-secondary);font-size:var(--font-size-base);font-weight:var(--font-weight-medium)}.savings{font-weight:var(--font-weight-semibold)}.billing-note,.savings{color:var(--success-color);font-size:var(--font-size-sm);margin-top:var(--spacing-sm)}.billing-note{font-weight:var(--font-weight-medium)}.features{flex:1 1;list-style:none;margin-bottom:var(--spacing-4xl);padding:0}.features li{color:var(--text-secondary);line-height:1.5;padding:var(--spacing-md) 0;padding-left:var(--spacing-3xl);position:relative}.features 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