/* Loading */
.loading {
    text-align: center;
    padding: 60px 20px;
    color: #7f8c8d;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .receipt-info {
        flex-direction: column;
        gap: 20px;
    }
    
    .receipt-image img {
        max-width: 100%;
    }
    
    .link-display {
        flex-direction: column;
    }
    
    .bank-edit {
        flex-direction: column;
    }
    
    .payment-summary {
        grid-template-columns: 1fr;
    }
}


/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-20 { margin-bottom: 20px; }
.mt-20 { margin-top: 20px; }
.hidden { display: none !important; }

/* Info Note */
.info-note {
    background-color: #e3f2fd;
    border-left: 4px solid #2196f3;
    padding: 12px 16px;
    margin: 16px 0;
    border-radius: 4px;
    color: #0d47a1;
}

.info-note p {
    margin: 0;
    line-height: 1.5;
}