.footer {
    background-color: #1a1a1a;
    padding: 20px 0;
    margin-top: auto;
}

.footer p {
    margin: 0;
    text-align: center;
    color: #ffffff;
    opacity: 0.8;
}

.copy-tooltip {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    display: none;
}

.copy-tooltip.show {
    display: flex;
    align-items: center;
    gap: 8px;
}

.copy-tooltip.hide {
    display: none;
}