:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#f8f9fa;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{width:100%;display:flex;justify-content:center}.payment-container{background:#fff;border-radius:12px;padding:40px;width:100%;max-width:480px;box-shadow:0 2px 20px #0000000d;box-sizing:border-box}h1{font-size:24px;font-weight:600;margin-bottom:32px;text-align:center;color:#1a1a1a}.form-group{margin-bottom:24px;text-align:left;flex:1}.form-row{display:flex;gap:16px;width:100%}label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;color:#4a4a4a}input[type=email],input[type=number],input[type=text]{width:100%;box-sizing:border-box;padding:14px 16px;border:1px solid #e1e1e1;border-radius:8px;font-size:16px;transition:border-color .2s;background:#fff;color:#1a1a1a}input:focus{outline:none;border-color:#007aff;box-shadow:0 0 0 3px #007aff1a}.amount-buttons{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:12px}.amount-btn{padding:14px;border:2px solid #e1e1e1;background:#fff;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:all .2s;color:#1a1a1a}.amount-btn:hover{border-color:#007aff;background:#f8faff}.amount-btn.active{border-color:#007aff;background:#007aff;color:#fff}.submit-btn{width:100%;box-sizing:border-box;padding:16px;background:#007aff;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:32px;display:flex;justify-content:center;align-items:center}.submit-btn:hover{background:#0051d5}.submit-btn:disabled{background:#b3b3b3;cursor:not-allowed}.payment-btn{width:100%;box-sizing:border-box;padding:16px;background:#5bc500;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:16px;text-decoration:none;text-align:center;display:block}.payment-btn:hover{background:#4aa500}.error{color:#ff3b30;font-size:14px;margin-top:8px;display:none}.loading{display:inline-block;width:16px;height:16px;border:2px solid #ffffff;border-radius:50%;border-top-color:transparent;animation:spin 1s ease-in-out infinite;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.status-success,.status-error,.no-data{text-align:center;padding:20px 0}.status-icon{font-size:64px;margin-bottom:20px}.status-success h2{color:#5bc500;margin-bottom:10px}.status-error h2{color:#ff3b30;margin-bottom:10px}.no-data h2{color:#4a4a4a;margin-bottom:10px}p{color:#666;line-height:1.6}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 0}