#scan-dialog {
  width: min(510px, 72vw); max-height: 76vh; margin: auto; padding: 22px 26px;
  border: 1px solid var(--line); border-radius: 26px; background: var(--surface);
  color: var(--text); box-shadow: 0 18px 80px #0007; overflow: hidden;
  font: 13px/1.4 "Segoe UI Variable", "Segoe UI", sans-serif; -webkit-app-region: no-drag;
}
#scan-dialog::backdrop { background: #061b28b8; }
#scan-confirm-form { display: flex; flex-direction: column; max-height: calc(76vh - 46px); }
.scan-dialog-header, .scan-dialog-actions { flex-shrink: 0; }
.scan-dialog-fields { min-height: 0; overflow: auto; padding: 5px; margin: 0 -5px; }
.scan-dialog-heading { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 10px; letter-spacing: 2px; }
.scan-dialog-heading button { border: 0; background: none; font-size: 26px; line-height: 1; padding: 2px 6px; }
#scan-dialog h2 { font-size: 24px; margin: 9px 0; line-height: 1.15; }
#scan-dialog p { font-size: 12px; line-height: 1.45; margin: 0 0 12px; }
.scan-presets { border: 0; padding: 0; margin: 0 0 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.scan-preset { display: flex; align-items: flex-start; gap: 8px; padding: 10px; border: 1px solid var(--line); border-radius: 13px; cursor: pointer; }
.scan-preset:has(:checked) { border-color: var(--accent); background: var(--soft); box-shadow: inset 3px 0 var(--accent); }
.scan-preset input { margin: 3px 0 0; accent-color: var(--accent); }
.scan-preset strong { display: block; font-size: 13px; }
.scan-preset small { display: block; color: var(--muted); font-size: 11px; line-height: 1.35; margin-top: 3px; }
.scan-dialog-depth { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
#scan-dialog select { min-width: 0; padding: 7px; max-width: 76%; background: var(--surface-raised); color: var(--text); border: 1px solid var(--line); border-radius: 8px; }
#scan-selected { max-height: 48px; overflow: auto; overflow-wrap: anywhere; margin-top: 7px !important; }
#scan-dialog button:not(#scan-dialog-close) { border: 1px solid var(--line); border-radius: 20px; padding: 9px 16px; background: var(--surface-raised); }
#scan-dialog button#scan-confirm-start { background: var(--accent); border-color: var(--accent); color: white; }
#scan-confirm-error { color: var(--danger-text); }
.scan-dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 8px; }
.scan-remember { display: flex; gap: 8px; align-items: center; font-size: 12px; margin: 0 0 12px; }
#scan-performance-note, #scan-time-note { color: var(--muted); }
@media (max-height: 680px) {
  #scan-dialog { padding: 15px 20px; max-height: 70vh; width: min(440px, 64vw); }
  #scan-confirm-form { max-height: calc(70vh - 32px); }
  #scan-dialog h2 { font-size: 20px; margin: 4px 0 7px; }
  .scan-preset { padding: 7px; }
  #scan-dialog p, .scan-presets, .scan-dialog-depth { margin-bottom: 8px; }
}