.popup {
    position: fixed;
    top: 0; left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.popup-content {
    background: white;
    padding: 30px;
    max-width: 600px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    animation: fadeIn 0.3s ease-in-out;
}

.popup-content h2 {
    margin-top: 0;
    font-size: 1.5em;
}

.popup-content p {
    margin: 15px 0;
}

.popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.4em;
    cursor: pointer;
    color: #333;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}