.custom-logo {
    align-content: left;
    transition: transform 0.3s ease;
}

.custom-logo img {
    width: 175px;
    height: auto;
}

.auth-buttons {
    padding: 10px;
}

.auth-buttons a,
.auth-buttons button {
    font-size: 1.1rem;
    transition: background-color 0.2s ease, color 0.2s ease;
    text-align: left;
}

.auth-buttons a:hover,
.auth-buttons button:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.auth-buttons .btn {
    font-weight: 500;
    margin-bottom: 8px;
}

.sidebar {
    background-color: #26283b;
}

.nav-item {
    padding-top: 0.25rem;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    margin-bottom: 0;
}

.navbar-brand img {
    height: auto;
    padding: 8px 16px;
}

.navbar-brand img:hover {
    background-color: #3c3e4f;
    border-radius: 15px;
}

.user-profile {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
    justify-content: center;
    margin-bottom: 1rem;
    border-radius: 8px;
    background-color: #3c3e4f;
}

.user-name {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 0.80rem;
}

#dark-mode-toggle,
#sidebar form button[type="submit"] {
    flex: 1 1 50%;
}

#sidebar .nav-link.active {
    color: #0080ff !important;
    background-color: #3c3e4f;
    font-weight: 600;
    border-left: 4px solid #4e94f3;
    border-radius: 8px;
}

.sidebar .nav.flex-column {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

.mt-auto .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    padding: 0.40rem 0.35rem;
    border-radius: 8px;
    font-size: 0.80rem;
    transition: var(--transition, 0.3s);
    margin-bottom: 4px;
}

.mt-auto .btn-outline-light {
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #fff);
}

.mt-auto .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.mt-auto .btn-outline-danger {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(221, 48, 48, 0.1);
    color: #ef4444;
}

.mt-auto .btn-outline-danger:hover {
    transform: translateY(-1px);
}

.mt-auto .btn-primary {
    background: var(--primary-color, #3437e3);
    border: none;
    color: #fff;
}

.mt-auto .btn-primary:hover {
    background: var(--primary-hover, #4f46e5);
    transform: translateY(-1px);
}

.mt-auto .btn i {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}