.sfq-root, .sfq-admin-preview {
  --sfq-border: #d7dde5;
  --sfq-muted: #637083;
  --sfq-bg: #ffffff;
  --sfq-soft: #f6f8fb;
  --sfq-text: #18202b;
  max-width: 860px;
  margin: 1.5rem 0;
  color: var(--sfq-text);
}
.sfq-card {
  border: 1px solid var(--sfq-border);
  background: var(--sfq-bg);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.sfq-title { margin: 0 0 .4rem; font-size: 1.25rem; }
.sfq-question { font-size: 1.05rem; margin: .5rem 0 1rem; }
.sfq-pie-layout {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 1.25rem;
  align-items: center;
}
.sfq-pie {
  --sfq-pie-value: 50%;
  width: min(240px, 100%);
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(currentColor 0 var(--sfq-pie-value), #e9edf3 var(--sfq-pie-value) 100%);
  display: grid;
  place-items: center;
  color: #475569;
  margin: auto;
}
.sfq-pie span {
  width: 58%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
}
.sfq-control-panel { display: grid; gap: .75rem; }
.sfq-label { display: block; }
.sfq-range-labels { display: flex; justify-content: space-between; color: var(--sfq-muted); font-size: .9rem; }
.sfq-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 38px;
  padding: .55rem .9rem;
  border-radius: 8px;
  border: 1px solid #1f2937;
  background: #1f2937;
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}
.sfq-button:hover { filter: brightness(1.08); }
.sfq-result {
  margin-top: 1rem;
  border-top: 1px solid var(--sfq-border);
  padding-top: 1rem;
}
.sfq-verdict {
  padding: .7rem .85rem;
  border-radius: 10px;
  background: var(--sfq-soft);
  margin-bottom: .85rem;
  font-weight: 700;
}
.sfq-verdict.is-ok { background: #e9f7ef; }
.sfq-verdict.is-off { background: #fff0f0; }
.sfq-correction-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  margin: .85rem 0;
}
.sfq-correction-grid > div {
  background: var(--sfq-soft);
  border-radius: 10px;
  padding: .8rem;
}
.sfq-correction-grid span { display: block; color: var(--sfq-muted); font-size: .85rem; }
.sfq-correction-grid strong { display: block; font-size: 1.2rem; margin-top: .25rem; }
.sfq-definition, .sfq-source, .sfq-explanation, .sfq-feedback {
  margin: .7rem 0;
  line-height: 1.45;
}
.sfq-feedback {
  border-left: 4px solid var(--sfq-border);
  padding: .65rem .8rem;
  background: var(--sfq-soft);
}
.sfq-feedback.is-correct { border-left-color: #3b8f5a; }
.sfq-feedback.is-incorrect { border-left-color: #b91c1c; }
.sfq-sort-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: grid;
  gap: .55rem;
}
.sfq-sort-card {
  display: grid;
  grid-template-columns: 34px 44px 1fr auto auto;
  align-items: center;
  gap: .7rem;
  border: 1px solid var(--sfq-border);
  border-radius: 10px;
  padding: .7rem;
  background: #fff;
}
.sfq-drag-handle {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--sfq-border);
  border-radius: 7px;
  background: var(--sfq-soft);
  cursor: grab;
  font-weight: 700;
  color: var(--sfq-muted);
}
.sfq-drag-handle:active { cursor: grabbing; }
.sfq-rank-number {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--sfq-soft);
  font-weight: 700;
}
.sfq-card-label { font-weight: 600; }
.sfq-card-actions { display: flex; gap: .25rem; }
.sfq-card-actions button {
  border: 1px solid var(--sfq-border);
  background: var(--sfq-soft);
  border-radius: 7px;
  cursor: pointer;
  min-width: 30px;
  min-height: 30px;
}
.sfq-percent-control input { width: 74px; }
.sfq-total { margin: .6rem 0 1rem; color: var(--sfq-muted); }
.sfq-total.is-invalid { color: #b91c1c; font-weight: 700; }
.sfq-choice-list { display: grid; gap: .55rem; margin-bottom: 1rem; }
.sfq-choice-row {
  display: flex;
  align-items: center;
  gap: .55rem;
  border: 1px solid var(--sfq-border);
  border-radius: 10px;
  padding: .75rem;
  background: #fff;
}
.sfq-answer-list { margin: .8rem 0; }
.sfq-table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.sfq-table th, .sfq-table td { border: 1px solid var(--sfq-border); padding: .55rem; text-align: left; }
.sfq-table th { background: var(--sfq-soft); }
.sfq-progress { color: var(--sfq-muted); margin-bottom: .75rem; }
.sfq-quiz-title { margin-bottom: .5rem; }
.sfq-quiz-nav { margin-top: 1rem; }
.sfq-error { padding: .8rem; border: 1px solid #b91c1c; background: #fff0f0; border-radius: 8px; }
@media (max-width: 680px) {
  .sfq-pie-layout { grid-template-columns: 1fr; }
  .sfq-correction-grid { grid-template-columns: 1fr; }
  .sfq-sort-card { grid-template-columns: 34px 36px 1fr; }
  .sfq-percent-control, .sfq-card-actions { grid-column: 3; }
  .sfq-table { display: block; overflow-x: auto; }
}

.sfq-media {
  margin: 1rem 0;
}
.sfq-images {
  display: grid;
  gap: .8rem;
}
.sfq-image {
  margin: 0;
  border: 1px solid var(--sfq-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--sfq-soft);
}
.sfq-image img {
  display: block;
  width: 100%;
  height: auto;
}
.sfq-image figcaption {
  padding: .55rem .7rem;
  color: var(--sfq-muted);
  font-size: .9rem;
}
.sfq-charts {
  display: grid;
  gap: .9rem;
}
.sfq-chart-wrap {
  border: 1px solid var(--sfq-border);
  border-radius: 12px;
  padding: .9rem;
  background: var(--sfq-soft);
}
.sfq-chart-wrap h4 {
  margin: 0 0 .75rem;
}
.sfq-bar-row {
  display: grid;
  grid-template-columns: minmax(100px, 180px) 1fr auto;
  gap: .7rem;
  align-items: center;
  margin: .45rem 0;
}
.sfq-bar-label {
  font-weight: 600;
}
.sfq-bar-track {
  height: 14px;
  border-radius: 999px;
  background: #e3e8ef;
  overflow: hidden;
}
.sfq-bar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}
.sfq-chart-line svg {
  width: 100%;
  height: auto;
  color: #334155;
  background: #fff;
  border-radius: 10px;
}
.sfq-chart-line circle {
  fill: currentColor;
}
.sfq-chart-pie {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 1rem;
  align-items: center;
}
.sfq-small-pie {
  width: 150px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--sfq-border);
}
.sfq-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .9rem;
  color: var(--sfq-muted);
  font-size: .92rem;
}
.sfq-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}
.sfq-chart-legend i {
  width: .85rem;
  height: .85rem;
  border-radius: 999px;
  display: inline-block;
}
@media (max-width: 680px) {
  .sfq-bar-row { grid-template-columns: 1fr; }
  .sfq-chart-pie { grid-template-columns: 1fr; }
}
.sfq-chart-columns {
  display: flex;
  gap: .9rem;
  align-items: end;
  min-height: 240px;
  padding: .75rem .25rem .25rem;
  overflow-x: auto;
}
.sfq-column-item {
  min-width: 82px;
  flex: 1 0 82px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: .35rem;
  align-items: end;
  text-align: center;
}
.sfq-column-track {
  height: 180px;
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: #e3e8ef;
  border-radius: 10px 10px 4px 4px;
  overflow: hidden;
}
.sfq-column-fill {
  display: block;
  width: 100%;
  min-height: 2px;
  border-radius: 10px 10px 0 0;
}
.sfq-column-value {
  min-height: 1.4rem;
  font-size: .9rem;
}
.sfq-column-label {
  color: var(--sfq-muted);
  font-size: .9rem;
  line-height: 1.2;
}

/* v0.5.4: the drag handle must not interfere with editable fields. */
.sfq-sort-card input,
.sfq-sort-card textarea,
.sfq-sort-card select {
  cursor: text;
  user-select: text;
  -webkit-user-select: text;
  touch-action: manipulation;
}
.sfq-drag-handle {
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}