:root{--primary-color: #4a6fa5;--primary-dark: #3a5a8c;--secondary-color: #ff9f43;--secondary-dark: #e08c3a;--text-color: #333;--light-text: #666;--background: #f8f9fa;--light-gray: #e9ecef;--border-color: #dee2e6;--success-color: #28a745;--error-color: #dc3545;--border-radius: 8px;--box-shadow: 0 4px 6px rgba(0, 0, 0, .1);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Nunito,sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--background)}a{text-decoration:none;color:var(--primary-color)}ul{list-style:none}header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:#fff;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}.logo{display:flex;align-items:center}.logo img{height:40px;margin-right:10px}.logo h1{font-size:1.5rem;font-weight:700;color:var(--primary-color)}nav ul{display:flex}nav ul li{margin-left:1.5rem}nav ul li a{color:var(--text-color);font-weight:600;transition:var(--transition)}nav ul li a:hover,nav ul li a.active{color:var(--primary-color)}.credit-container{display:flex;align-items:center}.credit-display{background-color:#f0f7ff;color:#06c;padding:8px 15px;border-radius:20px;font-weight:600;margin-right:10px;transition:all .3s ease}.credit-display.has-credits{background-color:#e6f7e6;color:#2e8b57}.buy-credits-button{background-color:#06c;color:#fff;border:none;padding:8px 15px;border-radius:20px;font-weight:500;cursor:pointer;transition:all .3s ease}.buy-credits-button:hover{background-color:#05a;transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.hero{background:linear-gradient(135deg,#4a6fa5,#6b8cbe);color:#fff;padding:4rem 2rem;text-align:center}.hero-content{max-width:800px;margin:0 auto}.hero h1{font-size:2.5rem;margin-bottom:1rem}.hero p{font-size:1.2rem;margin-bottom:2rem;opacity:.9}.cta-button{display:inline-block;background-color:var(--secondary-color);color:#fff;padding:.8rem 1.5rem;border-radius:var(--border-radius);font-weight:600;transition:var(--transition)}.cta-button:hover{background-color:var(--secondary-dark);transform:translateY(-2px)}.workflow-container{max-width:1000px;margin:3rem auto;padding:0 1.5rem}.step{display:none;background-color:#fff;border-radius:var(--border-radius);padding:2rem;box-shadow:var(--box-shadow);margin-bottom:2rem}.step.active{display:block;animation:fadeIn .5s ease}.step h2{font-size:1.8rem;margin-bottom:1.5rem;color:var(--primary-color);border-bottom:2px solid var(--light-gray);padding-bottom:.5rem}.upload-section{margin-bottom:1.5rem}.upload-box{border:2px dashed var(--border-color);border-radius:var(--border-radius);padding:3rem 2rem;text-align:center;cursor:pointer;transition:var(--transition);position:relative;min-height:300px;display:flex;flex-direction:column;justify-content:center;align-items:center}.upload-box:hover{border-color:var(--primary-color);background-color:#4a6fa50d}.upload-box.dragover{border-color:var(--primary-color);background-color:#4a6fa51a}.upload-icon{color:var(--primary-color);margin-bottom:1rem}.upload-text p{font-size:1.2rem;margin-bottom:.5rem}.upload-subtext{font-size:.9rem;color:var(--light-text)}.preview-image{max-width:100%;max-height:400px;border-radius:var(--border-radius);object-fit:contain}.reset-button{position:absolute;top:10px;right:10px;background-color:#00000080;color:#fff;border:none;border-radius:50%;width:30px;height:30px;font-size:1.2rem;cursor:pointer;display:flex;justify-content:center;align-items:center;transition:var(--transition)}.reset-button:hover{background-color:#000000b3}.action-buttons{display:flex;justify-content:flex-end;gap:1rem;margin-top:1.5rem}.primary-button,.secondary-button{padding:.8rem 1.5rem;border-radius:var(--border-radius);font-weight:600;cursor:pointer;transition:var(--transition);border:none;font-size:1rem}.primary-button{background-color:var(--primary-color);color:#fff}.primary-button:hover{background-color:var(--primary-dark)}.primary-button:disabled{background-color:var(--light-gray);color:var(--light-text);cursor:not-allowed}.secondary-button{background-color:#fff;color:var(--primary-color);border:1px solid var(--primary-color)}.secondary-button:hover{background-color:var(--light-gray)}.payment-container{display:flex;gap:30px;margin-top:20px;background-color:#fff;border-radius:10px;box-shadow:0 5px 15px #0000000d;padding:30px}.payment-preview{flex:1;display:flex;align-items:center;justify-content:center;background-color:#f9f9f9;border-radius:8px;overflow:hidden;min-height:300px}.payment-preview img{max-width:100%;max-height:300px;object-fit:contain}.payment-form-container{flex:1;padding:20px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#333}.form-group input{width:100%;padding:12px 15px;border:1px solid #ddd;border-radius:8px;font-size:16px;transition:border-color .3s ease}.form-group input:focus{border-color:#06c;outline:none;box-shadow:0 0 0 2px #06c3}.payment-info{background-color:#f8f9fa;border-radius:8px;padding:20px;margin-bottom:20px}.payment-info h3{margin-top:0;color:#333;font-size:18px;margin-bottom:15px}.package-details{color:#555}.package-details p{margin:8px 0}.package-details strong{color:#333}.processing-container{max-width:600px;margin:0 auto;text-align:center}.progress-bar{height:10px;background-color:var(--light-gray);border-radius:5px;margin-bottom:1rem;overflow:hidden}.progress-fill{height:100%;background-color:var(--primary-color);width:0%;transition:width .3s ease}.progress-text{font-size:1.2rem;margin-bottom:2rem;font-weight:600}.processing-steps{display:flex;justify-content:space-between;margin-bottom:2rem;position:relative}.processing-steps:before{content:"";position:absolute;top:25px;left:0;right:0;height:2px;background-color:var(--light-gray);z-index:1}.processing-step{display:flex;flex-direction:column;align-items:center;position:relative;z-index:2;width:25%}.step-icon{width:50px;height:50px;background-color:var(--light-gray);border-radius:50%;display:flex;justify-content:center;align-items:center;font-weight:600;margin-bottom:.5rem;transition:var(--transition)}.processing-step.active .step-icon{background-color:var(--primary-color);color:#fff}.step-text{font-size:.9rem;text-align:center;color:var(--light-text);transition:var(--transition)}.processing-step.active .step-text{color:var(--primary-color);font-weight:600}.processing-note{font-size:.9rem;color:var(--light-text);margin-top:2rem}.result-container{max-width:900px;margin:0 auto}.result-comparison{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:2rem}.result-image-container{text-align:center}.result-image-container h3{margin-bottom:1rem;color:var(--primary-color)}.result-image-container img{max-width:100%;border-radius:var(--border-radius);box-shadow:var(--box-shadow)}.result-actions{display:flex;flex-direction:column;align-items:center;gap:1rem}.share-buttons{display:flex;gap:1rem;margin-top:1rem}.share-button{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;border-radius:var(--border-radius);font-weight:600;cursor:pointer;transition:var(--transition);border:none;font-size:.9rem}.share-button.twitter{background-color:#1da1f2;color:#fff}.share-button.facebook{background-color:#4267b2;color:#fff}.examples-section{padding:4rem 2rem;background-color:var(--light-gray);text-align:center}.examples-section h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color)}.examples-grid{display:flex;gap:1rem;max-width:1200px;margin:0 auto;overflow:hidden}.examples-column{flex:1;display:flex;flex-direction:column;gap:1rem}.example-item{border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--box-shadow);background-color:#fff;height:300px}.example-item img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.example-item:hover img{transform:scale(1.05)}.about-section{padding:4rem 2rem;background-color:#fff;text-align:center}.about-section h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color)}.about-content{max-width:1000px;margin:0 auto}.about-text{margin-bottom:3rem}.about-text p{margin-bottom:1rem;font-size:1.1rem}.about-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.feature{padding:1.5rem;background-color:var(--light-gray);border-radius:var(--border-radius);transition:var(--transition)}.feature:hover{transform:translateY(-5px);box-shadow:var(--box-shadow)}.feature-icon{font-size:2.5rem;margin-bottom:1rem}.feature h3{margin-bottom:.5rem;color:var(--primary-color)}footer{background-color:#2c3e50;color:#fff;padding:3rem 2rem 1rem}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;max-width:1200px;margin:0 auto;margin-bottom:2rem}.footer-logo{display:flex;flex-direction:column;align-items:flex-start}.footer-logo img{height:40px;margin-bottom:1rem}.footer-links h3,.footer-contact h3{margin-bottom:1rem;font-size:1.2rem}.footer-links ul li{margin-bottom:.5rem}.footer-links ul li a{color:#fffc;transition:var(--transition)}.footer-links ul li a:hover{color:#fff}.footer-contact p{margin-bottom:1rem}.social-links{display:flex;gap:1rem}.social-link{display:flex;justify-content:center;align-items:center;width:40px;height:40px;background-color:#ffffff1a;border-radius:50%;transition:var(--transition)}.social-link:hover{background-color:#fff3}.social-link svg{color:#fff;width:20px;height:20px}.footer-bottom{text-align:center;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1);font-size:.9rem;color:#fff9}.aspect-ratio-selector{margin:15px 0;text-align:center;display:flex;justify-content:center;align-items:center;gap:10px}.aspect-ratio-selector label{font-weight:600;color:var(--text-color)}.aspect-ratio-selector select{padding:8px 12px;border-radius:8px;border:1px solid var(--border-color);background-color:var(--background);color:var(--text-color);font-family:Nunito,sans-serif;font-size:14px;cursor:pointer;transition:all .3s ease}.aspect-ratio-selector select:hover{border-color:var(--primary-color)}.aspect-ratio-selector select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px rgba(var(--primary-color-rgb),.2)}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background-color:#333;color:#fff;padding:12px 24px;border-radius:4px;opacity:0;transition:opacity .3s ease-in-out;z-index:1000}.toast.show{opacity:1}.toast.success{background-color:#4caf50}.toast.error{background-color:#f44336}.toast.info{background-color:#2196f3}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.payment-container,.result-comparison{grid-template-columns:1fr}.processing-step .step-text{font-size:.8rem}.hero h1{font-size:2rem}.examples-grid{flex-direction:column}}@media (max-width: 576px){header{flex-direction:column;padding:1rem}nav ul{margin-top:1rem}.hero{padding:2rem 1rem}.step{padding:1.5rem}.upload-box{padding:2rem 1rem}.action-buttons{flex-direction:column}.processing-steps:before{display:none}.processing-step{width:auto}}