/* Sidebar Styling */
.sidebar {
    width: 250px;
    height: 100vh;
    position: fixed;
    background: #2c3e50;
    color: white;
    transition: 0.3s ease-in-out;
    overflow-x: hidden;
}
.sidebar.collapsed {
    width: 80px;
}
.sidebar .logo {
    padding: 15px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    background: #1a252f;
}
.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.sidebar ul li {
    padding: 12px 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: 0.2s;
    position: relative;
}
.sidebar ul li:hover {
    background: #1a252f;
}
.sidebar ul li i {
    margin-right: 15px;
    font-size: 1.2rem;
}
.sidebar ul li span {
    transition: opacity 0.3s;
}
.sidebar.collapsed ul li span {
    opacity: 0;
}
.toggle-btn {
    position: absolute;
    top: 15px;
    right: -15px;
    background: #1a252f;
    color: white;
    border-radius: 50%;
    padding: 5px 10px;
    cursor: pointer;
}

/* Dropdown Styles */
.dropdown .dropdown-icon {
    margin-left: auto;
    transition: 0.3s;
}
.dropdown.open .dropdown-icon {
    transform: rotate(180deg);
}
.dropdown-menu {
    display: none;
    background: #1a252f;
    list-style: none;
    padding-left: 20px;
}
.dropdown.open .dropdown-menu {
    display: block;
}
.dropdown-menu li {
    padding: 8px;
}
.dropdown-menu li:hover {
    background: #34495e;
}