.ct-image-zoom-trigger {
    display: block;
    width: 100%;
    min-width: 0;
    min-height: 44px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: inherit;
    cursor: zoom-in;
}
.ct-image-zoom-trigger:focus-visible,
.ct-image-zoom-close:focus-visible {
    outline: 3px solid var(--ct-purple, #7143aa);
    outline-offset: 4px;
}
.ct-image-zoom.ct-bootstrap-modal > .modal-dialog { max-width: 1120px; }
.ct-image-zoom.ct-bootstrap-modal .modal-content {
    background: var(--ct-white, #fff);
    color: var(--ct-ink, #30273f);
    border-color: var(--ct-line, #e0d5ef);
    overflow: hidden;
}
.ct-image-zoom .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 18px;
    border-bottom: 1px solid var(--ct-line, #e0d5ef);
}
.ct-image-zoom h2 { margin: 0; font-size: 16px; font-weight: 700; }
.ct-image-zoom-close {
    flex: none;
    min-height: 40px;
    padding: 8px 16px;
    border: 1px solid var(--ct-line, #e0d5ef);
    border-radius: 8px;
    background: var(--ct-lilac, #f6f2fb);
    color: var(--ct-ink, #30273f);
    font: inherit;
    cursor: pointer;
}
.ct-image-zoom .modal-body { display: flex; justify-content: center; padding: 16px; }
.ct-image-zoom-preview { display: block; max-width: 100%; max-height: calc(100dvh - 180px); width: auto; height: auto; object-fit: contain; }
html[data-ct-lesson-theme="dark"] .ct-image-zoom .modal-content { background: var(--ct-white, #211c2a); color: var(--ct-ink, #eee8f5); border-color: var(--ct-line, #51445e); }
html[data-ct-lesson-theme="dark"] .ct-image-zoom .modal-header { border-color: var(--ct-line, #51445e); }
html[data-ct-lesson-theme="dark"] .ct-image-zoom-close { background: var(--ct-lilac, #302739); color: var(--ct-ink, #eee8f5); border-color: var(--ct-line, #51445e); }
@media(max-width: 600px) {
    .ct-image-zoom.ct-bootstrap-modal > .modal-dialog { width: calc(100% - 16px); margin: 8px auto; }
    .ct-image-zoom.ct-bootstrap-modal > .modal-dialog-centered { min-height: calc(100% - 16px); }
    .ct-image-zoom .modal-header { padding: 10px 12px; }
    .ct-image-zoom .modal-body { padding: 8px; }
    .ct-image-zoom-preview { max-height: calc(100dvh - 110px); }
}