.psf-container{max-width:900px;margin:0 auto;background:#f5f5f5;border:1px solid #ddd;border-radius:8px;overflow:hidden}.psf-header{background:#7B3FF2;color:white;padding:30px;text-align:center;font-size:28px;font-weight:600}#product-submission-form{padding:40px}.psf-field{margin-bottom:25px}.psf-field label{display:block;font-weight:600;color:#2c3e50;margin-bottom:8px;font-size:16px}.psf-field input[type=text],.psf-field input[type=email],.psf-field input[type=number],.psf-field select,.psf-field textarea{width:100%;padding:12px 15px;border:1px solid #ccc;border-radius:4px;font-size:14px;background:white;box-sizing:border-box}.psf-field input[type=file]{width:100%;padding:10px;border:1px solid #ccc;border-radius:4px;background:white}.psf-submit-btn{background:#0073aa;color:white;padding:15px 40px;border:none;border-radius:4px;font-size:16px;font-weight:600;cursor:pointer}.psf-submit-btn:hover{background:#005a87}.psf-message{padding:12px 15px;border-radius:4px;margin-bottom:15px}.psf-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.psf-error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}