/* STEP2English V34.79 — isolated cleanup only.
   Hide the legacy inner tab close button ONLY while written help is moved
   into the V34.78 fullscreen read overlay. The original inline view is untouched. */
#s2-v3478-help-overlay.is-read .s2-v3478-read-content .s2-inner-close-btn {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
}