@keyframes bobbing {
    0% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-8px);
    }

    100% {
        transform: translateX(-50%) translateY(0);
    }
}

#install-promo {
    position: fixed;
    bottom: 75px;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    padding: 12px 16px;
    width: 90%;
    max-width: 400px;
    z-index: 1000;
    font-family: sans-serif;
    animation: bobbing 2s ease-in-out infinite;
}

.promo-content {
    display: flex;
    align-items: center;
    flex: 1;
}

.promo-logo {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
    margin-right: 12px;
}

.promo-text {
    flex: 1;
}

.promo-title {
    font-weight: bold;
    font-size: 14px;
}

.promo-subtitle {
    font-size: 12px;
    color: #666;
}

.promo-button {
    background: black;
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 14px;
    cursor: pointer;
}

.promo-button:hover {
    background: #333;
}

.promo-close {
    background: transparent;
    border: none;
    font-size: 20px;
    line-height: 1;
    color: #999;
    cursor: pointer;
    margin-left: 8px;
}

.promo-close:hover {
    color: #333;
}