.welcome-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            z-index: 10000;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .welcome-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .welcome-popup {
           
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            position: relative;
            max-width: 500px;
            width: 90%;
            max-height: 90vh;
            overflow: hidden;
            transform: scale(0.9);
            transition: transform 0.3s ease;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        .welcome-overlay.active .welcome-popup {
            transform: scale(1);
        }

       .welcome-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: #ff4757;
    border: 2px solid white;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 10001;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.3);
}

.welcome-close:hover {
    background: #ff3742;
    transform: scale(1.15) rotate(180deg);
    box-shadow: 0 6px 20px rgba(255, 71, 87, 0.5);
}

        .welcome-close:hover {
            background: rgba(0, 0, 0, 0.2);
            color: #333;
        }

        .welcome-photo {
            max-width: 100%;
            max-height: 70vh;
            width: auto;
            height: auto;
            object-fit: contain;
            border-radius: 10px;
        }

        /* Mobile responsiveness */
        @media (max-width: 768px) {
            .welcome-popup {
                max-width: 95%;
                margin: 20px;
                padding: 15px;
            }

            .welcome-photo {
                max-height: 60vh;
            }
        }