body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#f9f9f9;color:#222}.page{max-width:900px;margin:0 auto;padding:2rem}.page-header{text-align:center;margin-bottom:2rem}.page-header h1{font-size:2rem;margin-bottom:.5rem}.page-header p{font-size:1rem;color:#666}.product-container{display:flex;flex-direction:column;gap:2rem}.preview{display:flex;justify-content:center;align-items:center}.preview-box{width:100%;max-width:500px;aspect-ratio:1 / 1;border:1px solid #ccc;background:#fff;display:flex;justify-content:center;align-items:center;font-size:.9rem;color:#999}.custom-form{display:flex;flex-direction:column;gap:1rem}.custom-form label{display:flex;flex-direction:column;font-size:.95rem}.custom-form input{padding:.5rem;margin-top:.25rem;font-size:1rem;border:1px solid #ccc;border-radius:4px}.custom-form button{padding:.75rem;font-size:1rem;background-color:#111;color:#fff;border:none;border-radius:4px;cursor:pointer}.custom-form button:hover{background-color:#333}