:root{--cpf-primary:#0056b3;--cpf-primary-hover:#004494;--cpf-primary-light:#e7f1ff;--cpf-success:#10b981;--cpf-error:#dc3545;--cpf-text-primary:#212529;--cpf-text-secondary:#6c757d;--cpf-border:#dee2e6;--cpf-bg-light:#f8f9fa;--cpf-bg-body:#ffffff;--cpf-shadow-sm:0 2px 4px rgba(0, 0, 0, 0.05);--cpf-shadow:0 4px 12px rgba(0, 0, 0, 0.08);--cpf-transition:all 0.2s ease-in-out;--cpf-radius:8px}.cpf-container{max-width:550px;margin:60px auto;padding:0 20px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}.cpf-form-wrapper{background:var(--cpf-bg-body);border-radius:var(--cpf-radius);padding:40px;box-shadow:var(--cpf-shadow);border:1px solid var(--cpf-border)}.cpf-header{text-align:center;margin-bottom:30px;border-bottom:1px solid var(--cpf-border);padding-bottom:20px}.cpf-title{font-size:24px;font-weight:700;color:var(--cpf-text-primary);margin:0 0 10px 0}.cpf-description{font-size:15px;color:var(--cpf-text-secondary);margin:0;line-height:1.5}.cpf-message{padding:15px;border-radius:var(--cpf-radius);margin-bottom:25px;font-size:14px;display:flex;align-items:center;gap:10px}.cpf-message a{font-weight:600;text-decoration:underline}.cpf-error{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.cpf-error a{color:#721c24}.cpf-success{background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}.cpf-message-icon{width:20px;height:20px;flex-shrink:0}.cpf-payment-form{display:flex;flex-direction:column;gap:20px}.cpf-form-group{display:flex;flex-direction:column;gap:8px}.cpf-label{display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:600;color:var(--cpf-text-primary)}.cpf-label-hint{color:var(--cpf-text-secondary);font-weight:400;font-size:13px}.cpf-input-wrapper{position:relative;display:flex;align-items:center}.cpf-currency-symbol{position:absolute;left:15px;font-size:18px;font-weight:600;color:var(--cpf-text-secondary);pointer-events:none;z-index:1}.cpf-input,.cpf-textarea{width:100%;padding:12px 15px;font-size:16px;border:1px solid var(--cpf-border);border-radius:var(--cpf-radius);transition:var(--cpf-transition);background-color:var(--cpf-bg-light);color:var(--cpf-text-primary);box-sizing:border-box}.cpf-amount-input{padding-left:35px;font-size:20px;font-weight:600;color:var(--cpf-primary)}.cpf-input:focus,.cpf-textarea:focus{outline:none;border-color:var(--cpf-primary);background-color:var(--cpf-bg-body);box-shadow:0 0 0 3px rgba(0,86,179,.15)}.cpf-textarea{resize:vertical;min-height:80px}.cpf-error-message{color:var(--cpf-error);font-size:13px;margin-top:5px;display:none}.cpf-error-message.active{display:block}.cpf-form-actions{margin-top:10px}.cpf-submit-btn{width:100%;padding:14px 20px;font-size:16px;font-weight:600;color:#fff;background-color:var(--cpf-primary);border:none;border-radius:var(--cpf-radius);cursor:pointer;transition:var(--cpf-transition);display:flex;align-items:center;justify-content:center;gap:10px}.cpf-submit-btn:hover{background-color:var(--cpf-primary-hover);transform:translateY(-1px)}.cpf-submit-btn:active{transform:translateY(0)}.cpf-btn-icon{width:20px;height:20px}.cpf-security-badge{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:20px;padding-top:15px;color:var(--cpf-text-secondary);font-size:13px}.cpf-security-icon{width:16px;height:16px;color:var(--cpf-success)}.cpf-submit-btn.loading{opacity:.8;pointer-events:none}.cpf-submit-btn.loading .cpf-btn-text{display:none}.cpf-submit-btn.loading::after{content:'';width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:cpf-spin 0.8s linear infinite;display:block}@keyframes cpf-spin{to{transform:rotate(360deg)}}.cpf-amount-input::-webkit-outer-spin-button,.cpf-amount-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.cpf-amount-input[type=number]{-moz-appearance:textfield;appearance:textfield}@media (max-width:600px){.cpf-container{margin:30px auto;padding:0 15px}.cpf-form-wrapper{padding:25px}.cpf-title{font-size:20px}.cpf-submit-btn{font-size:15px;padding:12px}}