*{margin:0;padding:0;box-sizing:border-box;-webkit-user-select:none;-moz-user-select:none;user-select:none}input,textarea{-webkit-user-select:text;-moz-user-select:text;user-select:text}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;padding:20px;display:flex;align-items:center;justify-content:center}.container{max-width:800px;width:100%;margin:0 auto;background:#fff;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.3);overflow:hidden}.header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:30px;text-align:center}.header h1{font-size:28px;margin-bottom:10px}.header p{opacity:.9;font-size:14px}.formContainer{padding:30px}.formGroup{margin-bottom:20px}.formGroup label{display:block;margin-bottom:8px;color:#333;font-weight:600;font-size:14px}.formGroup input[type=email],.formGroup input[type=number],.formGroup input[type=tel],.formGroup input[type=text]{width:100%;padding:12px 15px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;transition:border-color .3s}.formGroup input:focus{outline:none;border-color:#667eea}.required{color:#e74c3c}.buttonGroup{display:flex;gap:10px;margin-top:30px}.btnPrimary{flex:1 1;padding:14px 20px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btnPrimary:hover{transform:translateY(-2px);box-shadow:0 5px 15px rgba(102,126,234,.4)}.btnPrimary:active{transform:translateY(0)}.responseContainer{margin-top:30px;padding:20px;background:#f8f9fa;border-radius:8px;display:none}.responseContainer.show{display:block}.responseHeader{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.responseHeader h3{color:#333;font-size:18px}.statusBadge{padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;text-transform:uppercase}.statusSuccess{background:#d4edda;color:#155724}.statusError{background:#f8d7da;color:#721c24}.statusPending{background:#fff3cd;color:#856404}.responseBody{background:#2d2d2d;color:#f8f8f2;padding:15px;border-radius:6px;overflow-x:auto;font-family:Courier New,monospace;font-size:13px;line-height:1.6}.loading{display:none;text-align:center;padding:20px}.loading.show{display:block}.spinner{border:3px solid #f3f3f3;border-top-color:#667eea;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto 10px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.errorMessage{background:#f8d7da;color:#721c24;padding:12px;border-radius:6px;margin-top:15px;display:none}.errorMessage.show{display:block}.paymentNote{margin-top:15px;padding:12px;font-size:11px;color:#666;text-align:center;line-height:1.5;background:#f8f9fa;border-radius:6px;border:1px solid #e9ecef}.desktopMessage{display:none;text-align:center;padding:50px 20px;color:#fff;width:100%;max-width:600px;margin:0 auto}.desktopMessage h2{font-size:28px;margin-bottom:20px}.desktopMessage p{font-size:18px;line-height:1.6}.desktopMessage .icon{font-size:64px;margin-bottom:20px}.qrInfo{margin-top:20px;padding:20px;background:#e8f5e9;border-radius:8px;border:2px solid #4caf50}.qrTitle{margin-bottom:15px;color:#2e7d32;font-size:18px}.qrLinkContainer{display:flex;gap:10px;align-items:center;margin-bottom:15px}.qrLinkInput{flex:1 1;padding:10px;border:2px solid #4caf50;border-radius:6px;font-size:14px;background:#fff}.copyButton{padding:10px 20px;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s}.copyButton:hover{transform:translateY(-2px);box-shadow:0 5px 15px rgba(102,126,234,.4)}.qrImage{max-width:100%;height:auto;border-radius:8px;display:block;margin:15px auto 0}@media (min-width:768px){.container{display:none}.desktopMessage{display:flex;flex-direction:column;align-items:center;justify-content:center}}@media (max-width:767px){.desktopMessage{display:none}}