/* Pytania teoretyczne - style podstrony (/pytania-teoretyczne/) */

.questions-hero {
  padding-bottom: 80px;
}

body:has(.questions-section[hidden]) .questions-hero {
  padding-bottom: 96px;
}

.questions-hero-desc {
  margin-bottom: 32px;
}

.questions-setup {
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 40rem;
}

.setup-field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.setup-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 6px 12px 6px 14px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.category-chip:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
  background-color: var(--border-line);
}

.category-chip.is-active {
  color: var(--bg-main);
  background-color: var(--text-primary);
  border-color: var(--text-primary);
}

.category-chip.is-active:hover {
  color: var(--bg-main);
  background-color: var(--text-primary);
  border-color: var(--text-primary);
  opacity: 0.92;
}

.category-chip-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.35rem;
  padding: 0 6px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  color: inherit;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
}

.category-chip.is-active .category-chip-count {
  background-color: rgba(0, 0, 0, 0.18);
}

.draw-count-seg {
  display: inline-flex;
  align-items: stretch;
  padding: 4px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-pill);
  width: fit-content;
  max-width: 100%;
}

.draw-count-opt {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.25rem;
  min-height: 40px;
  padding: 0 16px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.draw-count-opt:hover {
  color: var(--text-primary);
}

.draw-count-opt.is-active {
  color: var(--bg-main);
  background-color: var(--text-primary);
}

.setup-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  padding-top: 4px;
}

.draw-btn {
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.draw-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.questions-hint {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.questions-section {
  padding: 24px 0 100px;
}

.questions-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: 24px;
}

.questions-toolbar .section-heading {
  margin-bottom: 0;
  scroll-margin-top: calc(var(--header-height, 64px) + 16px);
}

.draw-summary {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.questions-redraw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  height: 48px;
  padding: 0 26px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.questions-redraw-btn:hover {
  background-color: var(--border-line);
  border-color: var(--text-secondary);
}

.questions-results {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.question-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 22px 24px 24px;
  box-shadow: var(--card-glow);
}

.question-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 16px;
}

.question-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  background-color: var(--pill-bg);
  border: 1px solid var(--pill-border);
  border-radius: var(--radius-pill);
}

.question-category-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  background-color: transparent;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-pill);
}

.question-source {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  opacity: 0.85;
}

.question-level {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-light);
  background-color: rgba(99, 102, 241, 0.15); /* Example subtle background */
  border-radius: var(--radius-sm, 4px);
  margin-right: 8px;
}
.question-card.is-correct {
  border-color: rgba(74, 222, 128, 0.45);
}

.question-card.is-incorrect,
.question-card.is-partial {
  border-color: rgba(248, 113, 113, 0.4);
}

.question-body {
  color: var(--text-primary);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.question-body p {
  margin-bottom: 14px;
  color: var(--text-secondary);
}

.question-body p:last-child {
  margin-bottom: 0;
}

.question-body strong {
  color: var(--text-primary);
  font-weight: 600;
}

.question-body sub {
  font-size: 0.75em;
}

.question-math {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 1.05em;
  color: var(--text-primary) !important;
  padding: 14px 16px;
  background-color: var(--bg-main);
  border: 1px solid var(--border-line);
  border-radius: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  line-height: 2;
  max-width: 100%;
  box-sizing: border-box;
}

.math-input {
  display: inline-block;
  width: 8rem;
  min-width: 4.5rem;
  max-width: min(12rem, 42vw);
  margin: 4px 10px;
  padding: 6px 8px;
  font: inherit;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.95em;
  text-align: center;
  color: var(--text-primary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: 8px;
  vertical-align: middle;
  box-sizing: border-box;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.math-input--digit {
  width: 2.25rem;
  min-width: 2.25rem;
  max-width: 2.25rem;
  padding: 4px 2px;
  margin: 0 3px;
}

.answer-select {
  display: inline-block;
  min-width: 4.5rem;
  margin: 0 8px;
  padding: 8px 10px;
  font: inherit;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-primary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: 8px;
  vertical-align: middle;
  cursor: pointer;
  box-sizing: border-box;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.answer-select:focus {
  outline: none;
  border-color: var(--text-primary);
}

.answer-select.is-correct {
  border-color: #4ade80;
  background-color: rgba(34, 197, 94, 0.12);
  color: var(--text-primary);
}

.answer-select.is-incorrect {
  border-color: #f87171;
  background-color: rgba(239, 68, 68, 0.12);
  color: var(--text-primary);
}

.compare-lines {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.compare-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  min-height: 2.75rem;
}

.compare-line .answer-select {
  min-width: 3.75rem;
  font-size: 1.125rem;
}

.question-fill-line .answer-select {
  min-width: min(100%, 14rem);
  max-width: 100%;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
}

.question-fill-lines {
  display: flex;
  flex-direction: column;
  gap: 18px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.question-fill-line {
  display: block;
  min-height: 2.75rem;
  line-height: 1.7;
  padding: 6px 0;
}

.question-fill-lines .math-input {
  margin-top: 4px;
  margin-bottom: 4px;
}

.question-addition {
  --digit-cols: 6;
  --add-cell: 2.35rem;
  --add-op: 1.5rem;
  --add-gap-x: 6px;
  --add-gap-y: 8px;
  display: block;
  width: 100%;
  max-width: 100%;
  margin-top: 4px;
  padding: 16px 14px;
  background-color: var(--bg-main);
  border: 1px solid var(--border-line);
  border-radius: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  box-sizing: border-box;
}

.addition-grid {
  display: grid;
  grid-template-columns: var(--add-op) repeat(var(--digit-cols), minmax(var(--add-cell), var(--add-cell)));
  gap: var(--add-gap-y) var(--add-gap-x);
  width: max-content;
  min-width: max-content;
  margin: 0 auto;
  justify-content: center;
  align-items: center;
  justify-items: center;
}

.addition-grid > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: var(--add-cell);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  user-select: none;
}

.addition-grid > .addition-op {
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 1.2rem;
}

.addition-grid > .addition-pad {
  visibility: hidden;
  pointer-events: none;
}

.addition-grid > .addition-rule {
  grid-column: 1 / -1;
  width: 100%;
  min-height: 0;
  height: 2px;
  margin: 2px 0;
  background: var(--border-line);
  border-radius: 1px;
}

.addition-grid .math-input--digit {
  width: 100%;
  min-width: 0;
  max-width: none;
  height: var(--add-cell);
  min-height: var(--add-cell);
  margin: 0;
  padding: 0;
  font-size: 16px;
  font-weight: 700;
  border-radius: 8px;
  box-sizing: border-box;
}

.question-addition.addition--wide {
  --add-cell: 2.05rem;
  --add-gap-x: 4px;
}

.addition-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  font-variant-numeric: tabular-nums;
  min-height: 2.4rem;
  width: max-content;
  margin-left: auto;
}

.addition-row > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.35rem;
  text-align: center;
  flex-shrink: 0;
}

.addition-op {
  color: var(--text-secondary);
}

.addition-rule {
  height: 1px;
  margin: 6px 0 8px;
  background: var(--border-line);
}

.question-code {
  margin: 12px 0 16px;
  padding: 14px 16px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-primary);
  background-color: var(--bg-main);
  border: 1px solid var(--border-line);
  border-radius: 12px;
  overflow-x: auto;
  white-space: pre;
}

.question-data-table-wrap {
  margin: 12px 0 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 12px;
  border: 1px solid var(--border-line);
}

.question-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  border-style: hidden;
}

.question-data-table th,
.question-data-table td {
  padding: 10px 12px;
  border: 1px solid var(--border-line);
  text-align: left;
  color: var(--text-secondary);
}

.question-data-table th {
  color: var(--text-primary);
  font-weight: 600;
  background-color: var(--bg-main);
}

.question-body code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.92em;
  color: var(--text-primary);
}

.question-choice-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.choice-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border-line);
  border-radius: 12px;
  background-color: var(--bg-surface);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.choice-option:hover {
  border-color: var(--text-secondary);
}

.choice-option input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.choice-key {
  flex-shrink: 0;
  min-width: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.choice-text {
  color: var(--text-secondary);
  line-height: 1.5;
}

.choice-option:has(input:checked) {
  border-color: var(--text-primary);
  background-color: rgba(249, 250, 251, 0.06);
}

.choice-option:has(input:focus-visible) {
  outline: 2px solid var(--text-primary);
  outline-offset: 2px;
}

.choice-option.is-correct,
.choice-option.is-correct:has(input:checked) {
  border-color: #4ade80;
  background-color: rgba(34, 197, 94, 0.12);
}

.choice-option.is-correct .choice-key,
.choice-option.is-correct .choice-text {
  color: var(--text-primary);
}

.choice-option.is-incorrect {
  border-color: #f87171;
  background-color: rgba(239, 68, 68, 0.1);
}

.choice-option.is-incorrect .choice-key,
.choice-option.is-incorrect .choice-text {
  color: var(--text-primary);
}

.choice-option.is-incorrect:has(input:checked) {
  border-color: #f87171;
  background-color: rgba(239, 68, 68, 0.14);
}

.choice-option.is-answer-key {
  box-shadow: 0 0 0 1px rgba(74, 222, 128, 0.35);
}

.math-input:focus {
  outline: none;
  border-color: var(--text-primary);
  background-color: var(--bg-main);
}

.math-input.is-correct {
  border-color: #4ade80;
  background-color: rgba(34, 197, 94, 0.12);
  color: var(--text-primary);
}

.math-input.is-incorrect {
  border-color: #f87171;
  background-color: rgba(239, 68, 68, 0.12);
  color: var(--text-primary);
}

.math-input.is-revealed,
.math-input.is-missed.is-revealed,
.math-input.is-incorrect.is-revealed {
  border-color: #4ade80;
  background-color: rgba(34, 197, 94, 0.14);
  color: #bbf7d0;
  box-shadow: 0 0 0 1px rgba(74, 222, 128, 0.25);
}

.math-input.is-revealed[readonly] {
  cursor: default;
  opacity: 1;
}

.answer-reveal {
  display: inline-flex;
  align-items: center;
  margin: 4px 6px 4px 2px;
  padding: 4px 10px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.875em;
  font-weight: 600;
  line-height: 1.3;
  color: #bbf7d0;
  background-color: rgba(34, 197, 94, 0.14);
  border: 1px solid rgba(74, 222, 128, 0.45);
  border-radius: 8px;
  vertical-align: middle;
  white-space: nowrap;
  max-width: min(16rem, 70vw);
  overflow: hidden;
  text-overflow: ellipsis;
}

.answer-reveal::before {
  content: "→ ";
  font-weight: 700;
  color: #86efac;
}

.question-tf-wrap {
  margin-top: 12px;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 12px;
  border: 1px solid var(--border-line);
}

.question-pf-table {
  width: 100%;
  min-width: 280px;
  border-collapse: collapse;
  margin-top: 0;
  font-size: 0.975rem;
  border-style: hidden;
}

.question-pf-table th,
.question-pf-table td {
  padding: 12px 10px;
  border: 1px solid var(--border-line);
  text-align: left;
  vertical-align: middle;
  color: var(--text-secondary);
}

.question-pf-table th {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  background-color: var(--bg-main);
}

.question-pf-table .pf-num {
  width: 2.25rem;
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
}

.question-pf-table .pf-mark {
  width: 3.25rem;
  text-align: center;
  font-weight: 700;
  color: var(--text-primary);
}

.pf-choice {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin: 0 auto;
  cursor: pointer;
  user-select: none;
}

.pf-choice input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.pf-choice-face {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border-line);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 700;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.pf-choice:hover .pf-choice-face {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.pf-choice input:focus-visible + .pf-choice-face {
  outline: 2px solid var(--text-primary);
  outline-offset: 2px;
}

.pf-choice input:checked + .pf-choice-face {
  background-color: var(--text-primary);
  border-color: var(--text-primary);
  color: #0A0A0A;
}

.pf-choice.is-correct .pf-choice-face,
.pf-choice.is-correct input:checked + .pf-choice-face {
  background-color: rgba(34, 197, 94, 0.2);
  border-color: #4ade80;
  color: #bbf7d0;
}

.pf-choice.is-answer-key .pf-choice-face {
  box-shadow: 0 0 0 1px rgba(74, 222, 128, 0.4);
}

.pf-choice.is-incorrect .pf-choice-face,
.pf-choice.is-incorrect input:checked + .pf-choice-face {
  background-color: rgba(239, 68, 68, 0.18);
  border-color: #f87171;
  color: #fecaca;
}

.question-feedback {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border-line);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.question-feedback[hidden] {
  display: none !important;
}

.question-feedback-status {
  display: block;
}

.question-feedback-key {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.45;
  color: #bbf7d0;
  word-break: break-word;
}

.question-feedback.is-ok {
  color: #86efac;
}

.question-feedback.is-ok .question-feedback-status {
  color: #86efac;
}

.question-feedback.is-bad,
.question-feedback.is-partial-msg {
  color: #fca5a5;
}

.question-feedback.is-bad .question-feedback-status,
.question-feedback.is-partial-msg .question-feedback-status {
  color: #fca5a5;
}

.question-feedback.is-neutral {
  color: var(--text-secondary);
}

.check-answers-bar {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border-line);
}

.check-answers-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 14px;
}

.check-answers-btn {
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.check-answers-inner .check-answers-btn,
.check-answers-inner .questions-redraw-btn {
  min-height: 48px;
  height: 48px;
  padding: 0 26px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
}

.check-answers-score {
  flex: 1 1 12rem;
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.check-answers-score.is-ok,
.check-answers-score.is-bad,
.check-answers-score.is-partial-msg {
  color: var(--text-primary);
}

@media (max-width: 600px) {
  .questions-hero {
    padding-bottom: 28px;
  }

  .questions-setup {
    gap: 20px;
  }

  .category-filters {
    flex-wrap: nowrap;
    gap: 6px;
    margin: 0 -4px;
    padding: 2px 4px 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .category-filters::-webkit-scrollbar {
    display: none;
  }

  .category-chip {
    flex: 0 0 auto;
    min-height: 36px;
    padding: 5px 10px 5px 12px;
    font-size: 0.75rem;
  }

  .draw-count-seg {
    width: 100%;
  }

  .draw-count-opt {
    flex: 1 1 0;
    min-width: 0;
  }

  .setup-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .draw-btn {
    width: 100%;
    justify-content: center;
  }

  .questions-section {
    padding: 8px 0 72px;
  }

  .question-card {
    padding: 16px 14px 18px;
    border-radius: 14px;
  }

  .question-body {
    font-size: 1rem;
  }

  .question-math {
    font-size: 0.92em;
    padding: 12px;
    line-height: 2.15;
  }

  .math-input {
    width: 5.75rem;
    min-width: 3.75rem;
    max-width: min(9rem, 46vw);
    margin: 4px 6px;
    padding: 8px 6px;
    font-size: 16px;
  }

  .answer-reveal {
    margin: 4px 4px 4px 0;
    padding: 5px 8px;
    font-size: 0.8125rem;
    max-width: min(12rem, 64vw);
  }

  .question-feedback-key {
    font-size: 0.8125rem;
  }

  .math-input--digit {
    width: 2.125rem;
    min-width: 2.125rem;
    max-width: 2.125rem;
    margin: 0 2px;
    padding: 6px 2px;
    font-size: 16px;
  }

  .question-fill-lines {
    gap: 14px;
    font-size: 1rem;
  }

  .question-fill-line {
    min-height: 0;
    line-height: 1.65;
    padding: 4px 0;
  }

  .question-addition {
    --add-cell: 2rem;
    --add-op: 1.25rem;
    --add-gap-x: 4px;
    --add-gap-y: 6px;
    padding: 12px 10px;
  }

  .question-addition.addition--wide {
    --add-cell: 1.7rem;
    --add-gap-x: 3px;
  }

  .addition-grid > span {
    font-size: 1rem;
    min-height: var(--add-cell);
  }

  .addition-grid .math-input--digit {
    height: var(--add-cell);
    min-height: var(--add-cell);
    border-radius: 7px;
  }

  .addition-row {
    gap: 2px;
    min-height: 2.2rem;
  }

  .addition-row > span {
    min-width: 1.15rem;
    font-size: 0.95em;
  }

  .question-pf-table {
    font-size: 0.9rem;
  }

  .question-pf-table th,
  .question-pf-table td {
    padding: 10px 8px;
  }

  .question-pf-table .pf-mark {
    width: 2.75rem;
    padding-left: 4px;
    padding-right: 4px;
  }

  .pf-choice {
    width: 38px;
    height: 38px;
  }

  .pf-choice-face {
    width: 34px;
    height: 34px;
  }

  .question-code {
    font-size: 0.8rem;
    padding: 12px;
  }

  .question-data-table {
    font-size: 0.8rem;
  }

  .question-data-table th,
  .question-data-table td {
    padding: 8px 10px;
  }

  .choice-option {
    padding: 12px;
  }

  .questions-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .draw-summary {
    width: 100%;
  }

  .check-answers-bar {
    margin-top: 22px;
  }

  .check-answers-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .check-answers-bar .check-answers-btn,
  .check-answers-bar .questions-redraw-btn {
    width: 100%;
    justify-content: center;
  }

  .check-answers-score {
    flex-basis: auto;
    text-align: left;
    line-height: 1.45;
  }
}

@media (max-width: 480px) {
  .questions-hero .hero-title {
    font-size: 2.15rem;
  }

  .question-card {
    padding: 14px 12px 16px;
  }

  .question-source {
    font-size: 0.75rem;
  }

  .math-input {
    width: 5rem;
    min-width: 3.25rem;
    max-width: min(7.5rem, 48vw);
  }

  .question-math {
    font-size: 0.88em;
    padding: 10px;
  }

  .question-addition {
    --add-cell: 1.75rem;
    --add-op: 1.1rem;
    --add-gap-x: 3px;
    --add-gap-y: 5px;
    padding: 10px 8px;
  }

  .question-addition.addition--wide {
    --add-cell: 1.5rem;
    --add-gap-x: 2px;
  }

  .addition-grid > span {
    font-size: 0.95rem;
  }

  .addition-grid .math-input--digit {
    font-size: 16px;
    border-radius: 6px;
  }

  .question-pf-table {
    min-width: 260px;
    font-size: 0.85rem;
  }

  .question-pf-table .pf-num {
    width: 1.75rem;
    padding-right: 4px;
  }
}