:root{--primary-color: #667eea;--primary-color-dark: #5a6fd8;--secondary-color: #e9ecef;--background-color: #f4f7f9;--surface-color: #ffffff;--text-color: #2c3e50;--text-color-light: #5a6a7b;--border-color: #d8dde2;--success-color: #28a745;--error-color: #dc3545;--max-width: 1200px;--border-radius: 12px;--box-shadow: 0 4px 15px rgba(0, 0, 0, .07)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-color);color:var(--text-color);line-height:1.6}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*{box-sizing:border-box}a{color:var(--primary-color);text-decoration:none;transition:color .2s ease-in-out}a:hover{color:var(--primary-color-dark)}.navbar{background-color:#fff;height:70px;display:flex;justify-content:center;align-items:center;font-size:1rem;position:sticky;top:0;z-index:999;box-shadow:0 2px 10px 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translate(7px,-7px)}.mobile-menu{position:fixed;top:0;left:0;width:100%;height:100vh;background-color:#fffffffa;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);display:none;z-index:1000}.mobile-menu.active{display:flex;align-items:center;justify-content:center}.mobile-menu-content{background:#fff;border-radius:20px;padding:2rem 1.5rem;margin:1rem;width:90%;max-width:350px;display:flex;flex-direction:column;gap:.75rem;box-shadow:0 25px 50px #00000014;border:1px solid rgba(0,0,0,.03)}.mobile-nav-link{display:flex;align-items:center;padding:.75rem 1rem;color:#2c3e50;text-decoration:none;border-radius:12px;font-size:1rem;font-weight:500;transition:all .2s ease;border:1px solid transparent}.mobile-nav-link:hover{background-color:#f8f9fa;border-color:transparent}.mobile-nav-link.primary{background-color:#667eea;color:#fff;font-weight:600}.mobile-nav-link.primary:hover{background-color:#5a6fd8;border-color:transparent}.mobile-nav-link.active{background-color:#f8f9fa;border-color:transparent;color:#2c3e50;font-weight:600}.mobile-nav-link.primary.active{background-color:#5a6fd8;border-color:transparent;color:#fff}@media screen and (max-width: 768px){.navbar-container{padding:0 1rem}.navbar-logo{font-size:1.3rem}.desktop-menu,.desktop-cta{display:none}.mobile-menu-btn{display:flex}}@media screen and (max-width: 480px){.navbar-container{padding:0 .75rem}.navbar-logo{font-size:1.2rem}.mobile-menu-content{padding:1.5rem;margin:.5rem}.mobile-nav-link{padding:.8rem;font-size:1rem}}.activation-page{min-height:100vh;background-color:var(--background-color);padding:2rem 0;display:flex;align-items:center;justify-content:center}.activation-container{max-width:800px;margin:0 auto;padding:0 1rem}.activation-header{text-align:center;margin-bottom:3rem}.activation-header h1{font-size:2.5rem;margin-bottom:1rem;color:var(--text-color)}.activation-header p{font-size:1.1rem;color:var(--text-color-light);max-width:600px;margin:0 auto}.step-container{background:var(--surface-color);border-radius:var(--border-radius);padding:2rem;box-shadow:var(--box-shadow);border:1px solid var(--border-color);margin-bottom:2rem}.step-indicator{display:flex;align-items:center;justify-content:center;margin-bottom:2rem}.step{width:40px;height:40px;border-radius:50%;background:var(--secondary-color);color:var(--text-color-light);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:1.1rem;transition:all .3s ease}.step.active{background:var(--primary-color);color:#fff}.step.completed{background:var(--success-color);color:#fff}.step-line{width:60px;height:2px;background:var(--secondary-color);margin:0 1rem;transition:all .3s 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.error-text{color:var(--error-color);font-size:.875rem;margin-top:.5rem;display:block}.verification-status{min-height:24px;margin-top:.5rem;font-size:.9rem;text-align:left}.status-verifying{color:var(--text-muted-color)}.status-verified{color:#28a745;font-weight:500}.payment-info{margin:2rem 0;width:100%}.price-card{background:var(--background-color);padding:2rem;border-radius:var(--border-radius);text-align:center;border:2px solid var(--border-color)}.price-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--text-color)}.price{font-size:2.5rem;font-weight:700;color:var(--success-color);margin-bottom:1.5rem}.features-list{list-style:none;padding:0;text-align:left;max-width:300px;margin:0 auto}.features-list li{padding:.5rem 0;color:var(--text-color-light)}.activation-key-container{margin:2rem 0}.activation-key-container 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li{margin-bottom:.5rem}.success-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:2rem}.success-actions .btn-primary,.success-actions .btn-secondary{width:auto;min-width:200px}.error-container{text-align:center}.error-container h2{color:var(--error-color);margin-bottom:1rem}.error-message{color:var(--text-color-light);margin-bottom:2rem;font-size:1.1rem}.help-section{text-align:center;background:var(--surface-color);padding:2rem;border-radius:var(--border-radius);box-shadow:var(--box-shadow);border:1px solid var(--border-color)}.help-section h3{color:var(--text-color);margin-bottom:1rem}.help-section a{color:var(--primary-color);text-decoration:none;font-weight:600}.help-section a:hover{text-decoration:underline}@media (max-width: 768px){.activation-page{padding:1rem 0}.activation-container{padding:0 .5rem}.step-container{padding:1.5rem}.activation-header h1{font-size:2rem}.step-indicator{margin-bottom:1.5rem}.step{width:45px!important;height:45px!important;font-size:1.2rem!important;display:flex!important;align-items:center!important;justify-content:center!important;line-height:1!important}.step-line{width:40px;margin:0 .5rem}.success-actions{flex-direction:column;align-items:center}.success-actions .btn-primary,.success-actions .btn-secondary{width:100%;max-width:300px}.activation-key{flex-direction:column;gap:1rem}.btn-copy{margin-left:0;width:100%}}.page-wrapper{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px 0}.recovery-container{display:flex;justify-content:center;align-items:center;min-height:80vh;padding:20px}.recovery-card{background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a;padding:40px;max-width:600px;width:100%}@media (max-width: 768px){.recovery-card{padding:24px;margin:0 16px;border-radius:8px}}@media (max-width: 480px){.recovery-card{padding:20px;margin:0 8px}}.recovery-card 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#f5c6cb}.recovery-button{width:100%;padding:14px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-transform:none;min-height:44px}@media (max-width: 480px){.recovery-button{padding:16px 20px;font-size:1rem}}.recovery-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #667eea4d}.recovery-button:disabled{background:#95a5a6;cursor:not-allowed;transform:none;box-shadow:none}.recovery-info{background-color:#f8f9fa;border-radius:8px;padding:20px;margin-bottom:20px}.recovery-info h3{margin-top:0;margin-bottom:12px;color:#2c3e50;font-size:1.1rem}.recovery-info ul{margin:0;padding-left:20px}.recovery-info li{margin-bottom:8px;color:#5a6c7d;line-height:1.4}.recovery-support{text-align:center;padding:20px;background-color:#fafbfc;border-radius:8px;border:1px solid #e1e8ed}.recovery-support p{margin:0;color:#6c757d}.recovery-support 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#e9ecef;flex:1;min-width:200px}.btn-copy{background:#667eea;color:#fff;border:none;padding:.8rem 1.5rem;border-radius:8px;cursor:pointer;font-size:1rem;font-weight:600;transition:all .2s ease}.btn-copy:hover{background:#5a6fd8;transform:translateY(-2px)}.instructions{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0000001a;margin-bottom:2rem}.instructions h3{color:#2c3e50;font-size:1.8rem;margin-bottom:2rem;text-align:center}.step-number{width:40px;height:40px;background:#28a745;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;flex-shrink:0}.step-content h4{color:#2c3e50;font-size:1.2rem;margin-bottom:.5rem}.features-unlocked{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0000001a;margin-bottom:2rem}.features-unlocked h3{color:#2c3e50;font-size:1.8rem;margin-bottom:2rem;text-align:center}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.feature-item{display:flex;align-items:center;gap:.5rem;padding:1rem;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.feature-icon{font-size:1.5rem}.btn-primary,.btn-secondary{padding:1rem 2rem;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block;transition:all .2s ease}.btn-primary{background:#fff;color:#28a745;border:2px solid white}.support-info{background:#ffffff1a;border-radius:12px;padding:2rem;text-align:center;color:#fff}.support-info h3{font-size:1.5rem;margin-bottom:1rem}.support-info p{font-size:1.1rem;line-height:1.6;opacity:.9}.support-info a{color:#fff;text-decoration:none;font-weight:600}.support-info a:hover{text-decoration:underline}.loading-container{text-align:center;color:#fff}.loading-spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 2rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-container h2{font-size:2rem;margin-bottom:1rem}.loading-container p{font-size:1.1rem;opacity:.9}.error-container{text-align:center;color:#fff}.error-icon{font-size:4rem;margin-bottom:1rem}.error-container h2{font-size:2.5rem;margin-bottom:1rem}.error-message{font-size:1.2rem;margin-bottom:2rem;opacity:.9}.error-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}@media (max-width: 768px){.payment-success-page{padding:1rem 0}.success-container,.loading-container,.error-container{padding:0 .5rem}.success-header h1{font-size:2rem}.activation-details,.instructions,.features-unlocked,.support-info{padding:1.5rem}.activation-key-container{flex-direction:column;align-items:stretch}.btn-copy{width:100%}.features-grid{grid-template-columns:1fr}.actions{flex-direction:column;align-items:center}.btn-primary,.btn-secondary{width:100%;max-width:300px}.error-actions{flex-direction:column;align-items:center}}.payment-cancel-page{min-height:100vh;background:linear-gradient(135deg,#dc3545,#e74c3c);padding:2rem 0}.cancel-container{max-width:800px;margin:0 auto;padding:0 1rem}.cancel-header{text-align:center;margin-bottom:3rem;color:#fff}.cancel-icon{font-size:4rem;margin-bottom:1rem}.cancel-header h1{font-size:3rem;margin-bottom:1rem}.cancel-header p{font-size:1.2rem;opacity:.9;max-width:600px;margin:0 auto}.info-section{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0003;margin-bottom:2rem}.info-section h2{color:#2c3e50;font-size:1.8rem;margin-bottom:1rem}.info-section p{color:#6c757d;font-size:1.1rem;line-height:1.6;margin:0}.next-steps{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0000001a;margin-bottom:2rem}.next-steps h2{color:#2c3e50;font-size:1.8rem;margin-bottom:2rem;text-align:center}.steps{display:grid;gap:1.5rem}.step{display:flex;align-items:flex-start;gap:1rem}.step-number{width:40px;height:40px;background:#dc3545;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;flex-shrink:0}.step-content h3{color:#2c3e50;font-size:1.2rem;margin-bottom:.5rem}.step-content p{color:#6c757d;line-height:1.6;margin:0}.help-section{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0000001a;margin-bottom:2rem}.help-section h2{color:#2c3e50;font-size:1.8rem;margin-bottom:2rem;text-align:center}.help-options{display:grid;gap:1.5rem}.help-option{background:#f8f9fa;padding:1.5rem;border-radius:12px;border:1px solid #e9ecef}.help-option h3{color:#2c3e50;font-size:1.2rem;margin-bottom:.5rem}.help-option p{color:#6c757d;line-height:1.6;margin:0}.actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}.btn-primary,.btn-secondary,.btn-outline{padding:1rem 2rem;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block;transition:all .2s ease}.btn-primary{background:#fff;color:#dc3545;border:2px solid white}.btn-primary:hover{background:#f8f9fa;transform:translateY(-2px);box-shadow:0 4px 15px #0003}.btn-secondary{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3)}.btn-secondary:hover{background:#ffffff1a;transform:translateY(-2px)}.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}.btn-outline:hover{background:#ffffff1a;border-color:#fff;transform:translateY(-2px)}.support-contact{background:#ffffff1a;border-radius:12px;padding:2rem;text-align:center;color:#fff}.support-contact h3{font-size:1.5rem;margin-bottom:1rem}.support-contact p{font-size:1.1rem;line-height:1.6;opacity:.9;margin:0}@media (max-width: 768px){.payment-cancel-page{padding:1rem 0}.cancel-container{padding:0 .5rem}.cancel-header h1{font-size:2rem}.info-section,.next-steps,.help-section,.support-contact{padding:1.5rem}.step{flex-direction:column;text-align:center}.step-number{align-self:center}.actions{flex-direction:column;align-items:center}.btn-primary,.btn-secondary,.btn-outline{width:100%;max-width:300px}}.page-container{max-width:var(--max-width);margin:0 auto;padding:2rem}@media (max-width: 480px){.page-container{padding:1rem .75rem}}@media (max-width: 768px){.page-container{padding:1.5rem 1rem}}h1,h2,h3,h4{color:var(--text-color);line-height:1.3}h1{font-size:2.5rem;margin-bottom:1rem}h2{font-size:2rem;margin-bottom:1.5rem}h3{font-size:1.5rem;margin-bottom:1rem}p{color:var(--text-color-light);margin-bottom:1rem}@media (max-width: 480px){h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.3rem}p{font-size:.95rem}}.btn{display:inline-block;padding:.8rem 1.6rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;border:2px solid transparent;transition:all .2s ease-in-out;text-align:center;min-height:44px;box-sizing:border-box}@media (max-width: 768px){.btn{padding:1rem 1.5rem;font-size:1.1rem;width:100%;max-width:100%}}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-color-dark);transform:translateY(-2px);box-shadow:0 4px 15px #0000001a}.btn-secondary{background-color:var(--secondary-color);color:var(--text-color-light)}.btn-secondary:hover{background-color:#d8dde2;color:var(--text-color)}.card-base{background-color:var(--surface-color);border-radius:var(--border-radius);box-shadow:var(--box-shadow);padding:2rem;border:1px solid var(--border-color)}@media (max-width: 768px){.card-base{padding:1.5rem;margin-bottom:1rem}}@media (max-width: 480px){.card-base{padding:1rem;border-radius:8px}}.grid-base{display:grid;gap:2rem}.grid-2-cols{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}@media (max-width: 768px){.grid-base{gap:1.5rem}.grid-2-cols{grid-template-columns:1fr}}@media (max-width: 480px){.grid-base{gap:1rem}}.flex-mobile-column{display:flex;gap:1rem}@media (max-width: 768px){.flex-mobile-column{flex-direction:column}}