dialog.pdf-reader-choice {
  box-sizing: border-box;
  width: min(440px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  margin: auto;
  padding: 0;
  overflow: auto;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 18px 64px rgb(0 0 0 / .18);
  font: inherit;
}
.pdf-reader-choice::backdrop { background: rgb(15 18 21 / .38); }
.pdf-reader-choice form { margin: 0; }
.pdf-file-heading { display: flex; align-items: center; gap: 14px; padding: 24px 24px 20px; }
.pdf-file-heading > div { min-width: 0; }
.pdf-file-heading h2 { margin: 0; font-size: 20px; line-height: 1.3; }
.pdf-filename { margin: 3px 0 0; overflow-wrap: anywhere; color: var(--fg-2); font-size: 13px; }
.pdf-file-icon {
  position: relative; flex: none; display: grid; align-items: end; justify-items: center;
  width: 32px; height: 40px; padding-bottom: 5px; box-sizing: border-box;
  border-radius: 4px; background: var(--accent); color: var(--on-accent, white);
  font: 700 10px/1 system-ui; letter-spacing: .04em;
  clip-path: polygon(0 0, 69% 0, 100% 25%, 100% 100%, 0 100%);
}
.pdf-file-icon::after { content: ''; position: absolute; top: 0; right: 0; width: 10px; height: 10px; background: rgb(255 255 255 / .35); }
.pdf-reader-choice fieldset { display: grid; gap: 8px; min-width: 0; margin: 0 24px 22px; padding: 0; border: 0; }
.pdf-reader-choice legend { margin-bottom: 8px; padding: 0; font-size: 13px; color: var(--fg-2); }
.pdf-reader-choice label {
  display: flex; align-items: center; gap: 12px; padding: 13px 14px;
  border: 1px solid var(--border); border-radius: 11px; cursor: pointer;
}
.pdf-reader-choice label:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 7%, var(--bg)); }
.pdf-reader-choice input[type=radio] { flex: none; width: 17px; height: 17px; margin: 0; accent-color: var(--accent); }
.pdf-reader-choice strong, .pdf-reader-choice small { display: block; }
.pdf-reader-choice strong { font-size: 15px; }
.pdf-reader-choice small { margin-top: 3px; font-size: 13px; line-height: 1.5; color: var(--fg-2); }
.pdf-reader-choice footer { display: flex; align-items: center; gap: 8px; padding: 12px 20px; border-top: 1px solid var(--border); }
.pdf-reader-choice footer span { flex: 1; font-size: 12px; color: var(--fg-2); }
.pdf-reader-choice button { min-height: 44px; padding: 0 16px; font: inherit; font-size: 14px; border: 0; border-radius: 9px; cursor: pointer; }
.pdf-cancel { color: var(--fg); background: var(--bg-2); }
.pdf-confirm { background: var(--accent); color: var(--on-accent, white); font-weight: 600; }