.sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 300px;
    height: 100%;
    background: rgba(25, 25, 25, 0.90);
    backdrop-filter: blur(10px);
    color: #fff;
    z-index: 999;
    transition: left 0.3s ease-in-out;
    padding-top: 70px;
    display: flex;
    flex-direction: column;
}

.sidebar.open {
    left: 0;
}

.sidebar-account {
    padding: 15px;
    border-bottom: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-account-loggedin {
    display: flex;
    align-items: center;
    width: 100%;
}

.sidebar-account-loggedin img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-left: 10px;
    object-fit: cover;
}

.sidebar-account-loggedin span {
    flex-grow: 1;
    text-align: center;
    margin-right: 10px;
}

.sidebar-account-loggedin a {
    color: #ddd;
    font-size: 1.2rem;
}

.sidebar-account-loggedout {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.sidebar-account-loggedout button {
    background-color: #444;
    color: #ddd;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
    font-size: 1rem;
}

.sidebar-account-loggedout button:hover {
    background-color: #555;
}

.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
}

.sidebar li a {
    font-weight: bold;
    display: block;
    padding: 15px 15px;
    text-decoration: none;
    color: #ddd;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.sidebar li a:hover {
    background-color: #333;
}

.toggle-button {
    position: absolute;
    top: 17px;
    left: 15px;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 1001;
}

.toggle-button.open i::before {
    content: "\f00d";
}

.toggle-button:not(.open) i::before {
    content: "\f0c9";
}