#image-download-dialog {
    width: min(420px, calc(100% - 32px));
    max-height: calc(100% - 32px);
    margin: auto;
    padding: 24px;
    overflow: auto;
    border: 1px solid #d1d5db;
    border-radius: 12px;
    background: #fff;
    color: #2d2d2d;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
#image-download-dialog::backdrop { background: rgba(17, 24, 39, .5); }
#image-download-dialog h2 { margin: 0 0 24px; font-size: 20px; font-weight: 600; line-height: 1.3; }
#image-download-dialog label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 500; }
#image-download-dialog select {
    display: block; width: 100%; min-height: 44px; padding: 10px 12px;
    border: 1px solid #9ca3af; border-radius: 8px; background: #fff;
    color: #2d2d2d; font: inherit; font-size: 16px;
}
#image-download-note { margin: 10px 0 0; color: #4b5563; font-size: 14px; line-height: 1.5; }
#image-download-error { margin: 12px 0 0; color: #b42318; font-size: 14px; line-height: 1.5; }
.image-download-actions { display: flex; gap: 12px; margin-top: 24px; }
.image-download-actions button {
    flex: 1; min-width: 0; min-height: 44px; padding: 12px;
    border: 1px solid transparent; border-radius: 8px; font: inherit; font-size: 14px;
    font-weight: 500; cursor: pointer;
}
#image-download-save { background: #304055; color: #fff; }
#image-download-save:hover { background: #243246; }
#image-download-cancel { background: #fff; border-color: #9ca3af; color: #2d2d2d; }
#image-download-cancel:hover { background: #f3f4f6; }
#image-download-dialog :is(button, select):focus-visible { outline: 2px solid #0273a8; outline-offset: 3px; }
#image-download-dialog :disabled { opacity: .65; cursor: wait; }
@media (max-width: 380px) { #image-download-dialog { padding: 20px; } }