.currency-highlight {
    background-color: #D4EDFF;
    padding: 2px 4px;
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    display: inline-block;
}

.currency-tooltip {
    position: absolute;
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    min-width: 180px;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 8px;
    display: none;
}

.currency-tooltip.show {
    display: block;
}

.currency-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-bottom-color: white;
}

.currency-tooltip-title {
    font-weight: bold;
    margin-bottom: 8px;
    color: #333;
    font-size: 14px;
}

.currency-conversion {
    padding: 6px 0;
    border-bottom: 1px solid #eee;
    font-size: 14px;
    color: #555;
}

.currency-conversion:last-child {
    border-bottom: none;
}

.currency-code {
    font-weight: 600;
    color: #0066cc;
}

.currency-loading {
    text-align: center;
    color: #999;
    font-style: italic;
}

@media (max-width: 768px) {
    .currency-tooltip {
        position: fixed;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
        margin-top: 0;
        max-width: 90%;
    }
    
    .currency-tooltip::before {
        display: none;
    }
}