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input[type=radio]{margin-right:15px;width:18px;height:18px;accent-color:#667eea}.provider-content{display:flex;flex-direction:column}.provider-name{font-weight:600;color:#333}.provider-desc{font-size:.85rem;color:#666}.provider-status{text-align:center;margin-bottom:15px}.provider-status small{color:#666}.btn-checkout{width:100%;padding:16px;font-size:1.1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:10px;cursor:pointer;transition:all .3s ease}.btn-checkout:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 30px #667eea66}.btn-checkout:disabled{opacity:.7;cursor:not-allowed}.checkout-footer{text-align:center;margin-top:20px;color:#888;font-size:.85rem}.checkout-footer p{margin:5px 0}.error-message{background:#fef2f2;color:#dc2626;padding:12px;border-radius:8px;margin-bottom:15px;text-align:center}.payment-result{background:#fff;border-radius:16px;padding:60px 40px;text-align:center;max-width:400px;box-shadow:0 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