.ad-banner {
    background: linear-gradient(-45deg, #1DB954, #191414, #1ed760);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    border-radius: 12px;
    padding: 20px;
    margin: 40px auto;
    max-width: 800px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(29, 185, 84, 0.3);
    position: relative;
}

.ad-label {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #ff4444;
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.banner-content {
    flex: 1;
    text-align: center;
    padding: 10px;
}

.banner-title {
    color: white;
    font-size: 2.2rem;
    margin-bottom: 12px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.banner-subtitle {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.banner-button {
    background: white;
    color: #1DB954;
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.2rem;
    text-transform: uppercase;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    animation: pulseButton 2s infinite;
}

@keyframes pulseButton {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Mobile Optimization */
@media (max-width: 768px) {
    .ad-banner {
        margin: 20px 10px;
        padding: 15px;
    }

    .banner-title {
        font-size: 1.8rem;
    }

    .banner-subtitle {
        font-size: 1.1rem;
    }

    .banner-button {
        padding: 12px 24px;
        font-size: 1.1rem;
    }

    .ad-label {
        font-size: 0.9rem;
        padding: 4px 10px;
    }
}