.profile-bg {
        background-color: var(--bg-light);
        min-height: 85vh;
    }
    .profile-sidebar-card {
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-app);
        position: sticky;
        top: 20px;
    }
    .profile-main-card {
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-app);
    }
    .profile-nav-link {
        display: flex;
        align-items: center;
        padding: 0.75rem 1rem;
        color: var(--text-muted, #6c757d);
        text-decoration: none;
        border-radius: 0.5rem;
        font-weight: 500;
        transition: all 0.2s ease;
    }
    .profile-nav-link:hover {
        background-color: rgba(0, 0, 0, 0.02);
        color: var(--primary-color);
    }
    .profile-nav-link.active {
        background-color: var(--bg-light);
        color: var(--primary-color);
        font-weight: 600;
    }
    .avatar-placeholder {
        width: 70px;
        height: 70px;
        background-color: var(--primary-color);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        font-weight: bold;
    }
    .profile-main-card button {
        border: var(--bs-border-width) solid var(--bs-border-color);
    }