.payment-container{max-width:600px;margin:2rem auto;padding:0 2rem}.checkout-form{background:white;border-radius:12px;padding:2rem;box-shadow:0 4px 16px rgba(0,0,0,.1)}.payment-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #ecf0f1}.payment-header h3{margin:0;color:#2c3e50;font-size:1.4rem}.payment-amount{display:flex;flex-direction:column;align-items:flex-end}.payment-amount span{color:#7f8c8d;font-size:.9rem;margin-bottom:.3rem}.payment-amount strong{color:#2c3e50;font-size:2rem;font-weight:700}.payment-actions{display:flex;gap:1rem;margin-top:2rem}.payment-actions button{flex:1 1;padding:.9rem;font-size:1rem;font-weight:600;border-radius:8px;transition:all .3s}.payment-actions .btn-primary:disabled{opacity:.5;cursor:not-allowed}.payment-info{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid #ecf0f1;text-align:center}.payment-info p{margin:.5rem 0;color:#7f8c8d;font-size:.9rem}.test-mode{background:#fff3cd;padding:.8rem;border-radius:6px;color:#856404!important;font-size:.85rem!important}.test-mode strong{color:#856404}.express-checkout-section{margin-bottom:0;min-height:0;overflow:hidden;transition:all .3s ease}.express-checkout-section.visible{margin-bottom:1rem;min-height:44px}.payment-divider{display:flex;align-items:center;margin:1.2rem 0;gap:1rem}.payment-divider:after,.payment-divider:before{content:"";flex:1 1;height:1px;background:#ecf0f1}.payment-divider span{color:#95a5a6;font-size:.85rem;white-space:nowrap}.StripeElement{padding:1rem;border:2px solid #ecf0f1;border-radius:8px;transition:border-color .3s}.StripeElement:hover{border-color:#bdc3c7}.StripeElement--focus{border-color:#3498db;box-shadow:0 0 0 3px rgba(52,152,219,.1)}.StripeElement--invalid{border-color:#e74c3c}@media (max-width:768px){.payment-container{padding:0 1rem}.checkout-form{padding:1.5rem}.payment-header{flex-direction:column;gap:1rem}.payment-amount,.payment-header{align-items:flex-start}.payment-amount strong{font-size:1.5rem}.payment-actions{flex-direction:column}}