.sidebar-header {
    padding: 20px;
    height: 150px;
    background: var(--testit-green-web);
    color: #ffffff;

    display: flex;
    flex-direction: column;
    align-items: center;    /* horizontal center */
    justify-content: center;/* vertical center inside 100px */
}

.sidebar-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: center;
    width: 100%;            /* optional: let button row span full width */
}

.sidebar-subheader {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 10px 16px;
    font-weight: 600;
    color: var(--testit-blue);
}

.sidebar-wrapper {
    width: 25%;
    min-width: 250px;
    max-width: 450px;
    background: white;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: 100vh;
    border-right: 1px solid var(--testit-gray);
}