/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

/* Main menu styles */
.main-menu {
    background: #005792;
    padding: 1rem 2rem;
}

.menu-list {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 2rem;
}

.menu-item {
    position: relative;
}

.menu-link {
    color: #fff;
    text-decoration: none;
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.menu-link:hover {
    background: #0077b6;
}

.arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #fff;
    transition: transform 0.3s ease;
}

/* Submenu styles */
.sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 220px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 4px;
    padding: 0.5rem 0;
    z-index: 1000;
}

.has-children:hover .sub-menu {
    display: block;
}

.sub-menu li {
    padding: 0.5rem 1rem;
}

.sub-menu a {
    color: #333;
    text-decoration: none;
    display: block;
    transition: all 0.2s ease;
}

.sub-menu a:hover {
    color: #0077b6;
    background: #f0f8ff;
    padding-left: 1.2rem;
}

/* Mobile styles */
@media (max-width: 768px) {
    .menu-list {
        flex-direction: column;
        gap: 0;
    }
    
    .menu-link {
        padding: 1rem;
    }
    
    .sub-menu {
        position: static;
        box-shadow: none;
        background: #e3f2fd;
    }
    
    .has-children:hover .sub-menu {
        display: none;
    }
    
    .sub-menu.active {
        display: block;
    }
}