.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

/* Loader container */
.loader {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Windows-style loading animation */
.windows-loader {
    display: flex;
    justify-content: space-between;
    width: 50px;
    height: 10px;
}

/* Dots (circles) */
.dot {
    width: 10px;
    height: 10px;
    background-color: #0078d4; /* رنگ آبی ویندوز */
    border-radius: 50%;
    animation: bounce 1.2s infinite ease-in-out;
}

/* Animation for bouncing dots */
.dot:nth-child(1) {
    animation-delay: 0s;
}
.dot:nth-child(2) {
    animation-delay: 0.2s;
}
.dot:nth-child(3) {
    animation-delay: 0.4s;
}
.dot:nth-child(4) {
    animation-delay: 0.6s;
}

/* Bounce animation */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}