/* Hamburger Menu and Sidebar Styles */
.menu-container {
    position: relative;
}

.hamburger-menu {
    display: inline-block;
    cursor: pointer;
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
    background-color: #4a6baf;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.hamburger-menu span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: white;
    margin: 6px 0;
    transition: 0.4s;
}

.hamburger-menu.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger-menu.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.sidebar {
    position: fixed;
    left: -250px;
    top: 0;
    width: 250px;
    height: 100%;
    background-color: #f8f9fa;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    transition: 0.3s;
    z-index: 999;
    overflow-y: auto;
    padding-top: 80px;
}

.sidebar.active {
    left: 0;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li {
    padding: 0;
    border-bottom: 1px solid #e9ecef;
}

.sidebar-menu li a {
    display: block;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    transition: 0.2s;
}

.sidebar-menu li a:hover {
    background-color: #e9ecef;
}

.sidebar-menu li a.active {
    background-color: #4a6baf;
    color: white;
}

.sidebar-menu .submenu {
    list-style: none;
    padding-left: 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.sidebar-menu .has-submenu.open .submenu {
    max-height: 500px;
}

.sidebar-menu .has-submenu > a::after {
    content: "▼";
    float: right;
    font-size: 10px;
    transition: 0.2s;
}

.sidebar-menu .has-submenu.open > a::after {
    transform: rotate(180deg);
}

.sidebar-menu .submenu li {
    border-bottom: none;
}

.sidebar-menu .submenu li a {
    padding: 10px 15px 10px 30px;
    font-size: 0.9em;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 10px;
}

.sidebar-header h3 {
    margin: 0;
    color: #4a6baf;
}

.sidebar-footer {
    padding: 20px;
    position: absolute;
    bottom: 0;
    width: 100%;
    box-sizing: border-box;
    border-top: 1px solid #e9ecef;
}

.content-container {
    transition: margin-left 0.3s;
}

.content-container.active {
    margin-left: 250px;
}

@media (max-width: 768px) {
    .content-container.active {
        margin-left: 0;
    }
    
    .hamburger-menu {
        top: 10px;
        left: 10px;
    }
}

/* Overlay when menu is open on mobile */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 998;
    display: none;
}

.overlay.active {
    display: block;
}