.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup-box {
    background: linear-gradient(135deg, #667eea, #764ba2);
    padding: 30px;
    width: 380px;
    border-radius: 12px;
    text-align: center;
    position: relative;
    color: #ffffff;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    animation: popupFade 0.5s ease;
}

.popup-box h2 {
    margin-bottom: 15px;
    color: #ffeb3b;
    font-size: 24px;
}

.popup-box ul {
    text-align: left;
    margin: 15px 0;
    padding-left: 20px;
}

.popup-box ul li {
    margin-bottom: 8px;
    font-size: 16px;
}

.benefits {
    font-weight: bold;
    margin: 15px 0;
    color: #ffeaa7;
}

.apply-btn {
    background: #00cec9;
    color: #000;
    border: none;
    padding: 12px 25px;
    cursor: pointer;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    transition: 0.3s;
}

.apply-btn:hover {
    background: #55efc4;
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #ffffff;
}

/* Animation */
@keyframes popupFade {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}