:root{--primary-color:#10a37f;--primary-hover:#0d8c6d;--text-color:#353740;--light-text:#6e6e80;--border-color:#e5e5e5;--background-color:#ffffff;--secondary-background:#f7f7f8;--shadow-color:rgba(0,0,0,0.05);--focus-ring:rgba(16,163,127,0.2);--radius:6px;--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif}body{font-family:var(--font-family);color:var(--text-color);background-color:var(--secondary-background);line-height:1.5}.main-container{padding:30px;max-width:1000px;margin:0 auto}.main-textarea{width:100%;min-height:200px;padding:12px 16px;margin-bottom:20px;border:1px solid var(--border-color);border-radius:var(--radius);resize:vertical;font-family:var(--font-family);font-size:14px;color:var(--text-color);background-color:var(--background-color);box-shadow:0 2px 6px var(--shadow-color);transition:border-color .2s,box-shadow .2s}.main-textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--focus-ring)}.submit-button{padding:10px 16px;background-color:var(--primary-color);color:white;border:none;border-radius:var(--radius);cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s}.submit-button:hover{background-color:var(--primary-hover)}.submit-button:disabled{opacity:.6;cursor:not-allowed}.submit-button.secondary{background-color:var(--secondary-background);color:var(--text-color);border:1px solid var(--border-color)}.submit-button.secondary:hover{background-color:var(--border-color)}.preview-container{margin-top:30px}.section-title{font-size:18px;font-weight:600;color:var(--text-color);margin-bottom:16px}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin-top:20px}.preview-card{border:1px solid var(--border-color);border-radius:var(--radius);padding:16px;background:var(--background-color);box-shadow:0 2px 6px var(--shadow-color);transition:transform .2s,box-shadow .2s}.preview-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px var(--shadow-color)}.preview-title{font-weight:600;color:var(--text-color);margin-bottom:12px;text-align:center;font-size:15px}.preview-thumb{width:100%;height:auto;border-radius:4px;cursor:pointer;transition:opacity .2s;border:1px solid var(--border-color)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.7);display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{position:relative;background:var(--background-color);border-radius:var(--radius);box-shadow:0 10px 25px rgba(0,0,0,.1);width:90%;max-width:1200px;max-height:90vh;display:flex;flex-direction:row;overflow:hidden}.modal-close-button{position:absolute;top:12px;right:12px;background:rgba(0,0,0,.6);color:white;border:none;border-radius:50%;width:30px;height:30px;font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:background-color .2s}.modal-close-button:hover{background:rgba(0,0,0,.8)}.modal-client-label{position:absolute;top:12px;left:12px;background:var(--primary-color);color:white;padding:5px 10px;border-radius:4px;font-size:14px;font-weight:500;z-index:10}.modal-image-container{position:relative;flex:1;min-height:300px;overflow:auto;background-color:var(--secondary-background);max-width:65%;transition:max-width .3s ease}.modal-image-container.zoomed{max-width:85%;z-index:20}.modal-image{display:block;max-width:100%;margin:0 auto;cursor:zoom-in;transition:transform .3s ease}.modal-image.zoomed{cursor:zoom-out;max-width:none;transform:scale(1.5);transform-origin:0 0}.zoom-instructions{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.6);color:white;padding:5px 10px;border-radius:4px;font-size:12px;opacity:.8;transition:opacity .3s;pointer-events:none}.modal-image-container:hover .zoom-instructions{opacity:1}.modal-feedback{padding:20px;background-color:var(--background-color);width:35%;overflow-y:auto;border-left:1px solid var(--border-color);transition:width .3s ease}.modal-image-container.zoomed+.modal-feedback{width:15%}.feedback-title{font-size:18px;font-weight:600;color:var(--text-color);margin-bottom:12px}.feedback-instruction{color:var(--light-text);margin-bottom:16px;font-size:14px}.feedback-textarea{width:100%;min-height:150px;padding:12px 16px;margin-bottom:16px;border:1px solid var(--border-color);border-radius:var(--radius);resize:vertical;font-family:var(--font-family);font-size:14px;color:var(--text-color);background-color:var(--background-color);box-shadow:0 1px 3px var(--shadow-color);transition:border-color .2s,box-shadow .2s}.feedback-textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--focus-ring)}.feedback-error{color:#e53e3e;margin-bottom:12px;font-size:14px}.feedback-submit{margin-top:8px}.processing-time-result,.processing-timer{margin-top:12px;color:var(--light-text);padding:8px 12px;display:inline-block}.changes-description,.processing-time-result,.processing-timer{font-size:14px;background-color:var(--secondary-background);border-radius:var(--radius)}.changes-description{padding:16px;margin-bottom:20px;line-height:1.6;max-height:300px;overflow-y:auto;border:1px solid var(--border-color);color:var(--text-color)}.button-group{display:flex;gap:12px;margin-bottom:16px;width:100%}.button-group .submit-button{flex:1;text-align:center}.button-group .submit-button,.see-html-button{justify-content:center;display:flex;align-items:center;height:40px}.see-html-button{background-color:var(--primary-color);color:white;border:none;padding:10px 16px;border-radius:var(--radius);cursor:pointer;font-size:14px;transition:background-color .2s;width:100%;font-weight:500;margin-top:0}.see-html-button:hover{background-color:var(--primary-hover)}.html-modal-content{background:var(--background-color);border-radius:var(--radius);box-shadow:0 10px 25px rgba(0,0,0,.1);width:80%;max-width:1000px;max-height:80vh;display:flex;flex-direction:column;overflow:hidden}.html-modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px;border-bottom:1px solid var(--border-color)}.html-modal-header h3{color:var(--text-color);margin:0;font-weight:600;font-size:18px}.close-button{background:none;border:none;font-size:20px;cursor:pointer;color:var(--light-text)}.html-code-container{flex:1;overflow-y:auto;padding:16px;background:var(--secondary-background)}.html-code{white-space:pre-wrap;font-family:Menlo,Monaco,Courier New,monospace;font-size:13px;line-height:1.5;color:var(--text-color)}.html-modal-footer{padding:16px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end}.copy-html-button{background-color:var(--primary-color);color:white;border:none;padding:8px 16px;border-radius:var(--radius);cursor:pointer;font-size:14px;transition:background-color .2s}.copy-html-button:hover{background-color:var(--primary-hover)}.loading-spinner{border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top:3px solid var(--primary-color);width:24px;height:24px;animation:spin 1s linear infinite;position:absolute;top:50%;left:50%;margin-top:-12px;margin-left:-12px}.loading-spinner.large{width:40px;height:40px;margin-top:-20px;margin-left:-20px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.model-selector{margin-bottom:16px;background-color:var(--secondary-background);padding:12px 16px;border-radius:var(--radius);border:1px solid var(--border-color)}.model-selector label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-color);font-size:14px}.model-options{display:flex;gap:16px}.model-options label{display:flex;align-items:center;font-weight:400;cursor:pointer;color:var(--text-color)}.model-options input[type=radio]{margin-right:6px;accent-color:var(--primary-color)}.app-title{font-size:28px;font-weight:700;color:var(--text-color)}.app-instructions,.app-title{margin-bottom:24px;text-align:center}.app-instructions{color:var(--light-text);max-width:700px;margin-left:auto;margin-right:auto;line-height:1.6;font-size:16px}