/* Hamburger */
#csm-hamburger {
    font-size: 30px;
    cursor: pointer;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 9999;
    color: #333;
}

/* Sidebar */
#csm-sidebar {
    position: fixed;
    left: -300px;
    top: 0;
    width: 250px;
    height: 100%;
    background: #2c2c2c;
    overflow-y: auto;
    padding: 20px;
    transition: left 0.3s ease;
    z-index: 9998;
}

/* Overlay */
#csm-sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 9997;
}

/* Sidebar open */
#csm-sidebar.open { left: 0; }
#csm-sidebar-overlay.open { display: block; }

/* Menu styling */
.csm-sidebar-nav, .csm-sidebar-nav ul { list-style: none; padding: 0; margin: 0; }
.csm-sidebar-nav li { position: relative; }
.csm-sidebar-nav > li > a {
    display: block;
    color: #fff;
    padding: 12px 20px;
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    cursor: pointer;
}
.csm-sidebar-nav li ul { display: none; padding-left: 15px; }
.csm-sidebar-nav li.open > ul { display: block; }

/* Dropdown arrow */
.csm-sidebar-nav li.menu-item-has-children > a::after {
    content: "▼";
    float: right;
    font-size: 10px;
    margin-top: 5px;
    transition: transform 0.3s ease;
}
.csm-sidebar-nav li.open > a::after { transform: rotate(180deg); }

/* Hover effect */
.csm-sidebar-nav > li > a:hover { background: #BD9A68; }