* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: #1a1a1a;
  background: #f5f6f8;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: #111;
  color: #fff;
}
.topbar h1 { font-size: 18px; margin: 0; }
.badge {
  font-size: 12px;
  background: #2d7;
  color: #042;
  padding: 2px 10px;
  border-radius: 999px;
}
.topbar-btn {
  margin-left: auto;
  padding: 6px 14px;
  border: 1px solid #555;
  border-radius: 6px;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.topbar-btn:hover { background: #222; }
.container { max-width: 760px; margin: 24px auto; padding: 0 16px; }
.card {
  background: #fff;
  border: 1px solid #e3e5e9;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 18px;
}
.card h2 { font-size: 15px; margin: 0 0 14px; }
label { display: block; font-size: 13px; color: #444; margin-bottom: 12px; }
label.row { display: flex; align-items: center; gap: 8px; }
label.row input { margin: 0; }
input[type="text"], input[type="number"], textarea {
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid #ccd;
  border-radius: 6px;
  font: inherit;
}
textarea { resize: vertical; }
code { background: #eef; padding: 1px 4px; border-radius: 3px; font-size: 12px; }
hr { border: none; border-top: 1px solid #eee; margin: 16px 0; }
.actions { display: flex; gap: 10px; margin: 8px 0 16px; }
button {
  padding: 10px 22px;
  border: none;
  border-radius: 6px;
  background: #111;
  color: #fff;
  font: inherit;
  cursor: pointer;
}
button.secondary { background: #fff; color: #111; border: 1px solid #bbb; }
button:disabled { opacity: .5; cursor: default; }
.status { font-size: 13px; color: #666; }
.warn-banner {
  font-size: 13px;
  line-height: 1.5;
  background: #fff7e6;
  border: 1px solid #f0c36d;
  color: #7a5200;
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
}
.warn-banner code { background: #fbe9c0; }
.hint { font-size: 12px; color: #a60; }
pre { background: #0d1117; color: #c9d1d9; padding: 14px; border-radius: 8px; overflow: auto; font-size: 12px; }
fieldset.groupbox { border: 1px solid #ddd; border-radius: 8px; padding: 12px 14px; margin: 0 0 12px; }
fieldset.groupbox legend { font-size: 12px; color: #444; padding: 0 6px; }
.checklist { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 13px; }
.checklist label { display: flex; align-items: center; gap: 6px; margin: 0; }
.checklist .empty { color: #888; font-size: 12px; }
details.advanced { margin-top: 10px; border-top: 1px dashed #ddd; padding-top: 10px; }
details.advanced summary { cursor: pointer; font-size: 12px; color: #888; }
details.advanced summary:hover { color: #555; }
details.advanced > label, details.advanced > div { margin-top: 12px; }

/* Cancel section: single column by default, two columns on wide screens with
   the live preview pinned to the right. */
.cancel-grid { display: block; }
.cancel-grid .cancel-preview { margin-top: 8px; }
@media (min-width: 900px) {
  .cancel-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    align-items: start;
  }
  .cancel-grid .cancel-preview {
    margin-top: 0;
    position: sticky;
    top: 16px;
  }
}

.rd-preview-overlay {
  background: #eee;
  border-radius: 10px;
  padding: 24px;
  display: flex;
  justify-content: center;
}
.rd-preview-popup {
  background: #fff;
  border: 1px solid #ccc;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .15);
  padding: 20px;
  border-radius: 10px;
  width: 100%;
  max-width: 320px;
  box-sizing: border-box;
  text-align: center;
}
.rd-preview-popup h2 { font-size: 16px; padding: 0 0 1em; margin: 0; }
.rd-preview-popup #previewBody { text-align: initial; font-size: 13px; line-height: 1.5; }
.rd-preview-popup #previewBody p { margin: 0 0 .6em; }
.rd-preview-actions { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 14px; }
.rd-preview-btn-cancel, .rd-preview-btn-keep {
  font-size: 13px;
  padding: 10px;
  border-radius: 5px;
  cursor: default;
  border: none;
  font: inherit;
}
.rd-preview-btn-cancel { background: #fff; border: 1px solid #999; color: #333; text-decoration: none; }
.rd-preview-btn-keep { background: #333; color: #fff; }