/* Стили для бургер-кнопки */
.burger-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1001;
}

.burger-menu span {
    width: 30px;
    height: 3px;
    background: #333; /* Change burger lines color */
    margin: 5px 0;
    transition: 0.3s;
}

/* Desktop Navigation */
#nav-menu {
    display: block;
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    text-align: center;
    padding-top: 50px;
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
}

.mobile-nav ul li {
    margin: 20px 0;
}

.mobile-nav ul li a {
    color: white;
    font-size: 24px;
    text-decoration: none;
}

/* Show mobile navigation when active */
.mobile-nav.active {
    display: block;
}

/* Burger menu transformation when active */
.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile responsive styles */
@media (max-width: 768px) {
    #nav-menu {
        display: none; /* Hide desktop menu on mobile */
    }

    .burger-menu {
        display: flex; /* Show burger menu on mobile */
    }

    .mobile-nav {
        display: none; /* Start with mobile menu hidden */
    }

    .mobile-nav.active {
        display: block; /* Show menu when burger menu is clicked */
    }
}