:root {
  --topic-blue: #bde7fb;
  --topic-green: #d1e8ca;
  --topic-yellow: #ffe298;
  --topic-pink: #fbdce9;
  --topic-coral: #f7a4a6;
  --topic-purple: #d8cfe7;
  --topic-neutral: #fff2df;
}

body.maths-topic-page {
  margin: 0;
  background: var(--dmr-bg, #fbe9f2);
  color: var(--dmr-ink, #212121);
  font-family: Verdana, Arial, sans-serif;
}

.maths-topic-shell {
  width: min(100%, var(--dmr-content-max, 1180px));
  max-width: var(--dmr-content-max, 1180px);
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.maths-topic-hero,
.maths-topic-band,
.maths-topic-widget-card,
.maths-topic-card,
.maths-topic-quiz,
.maths-topic-links-card {
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  box-shadow: none;
}

.maths-topic-hero {
  display: grid;
  gap: 10px;
  padding: 18px;
  background: var(--topic-blue);
}

.maths-topic-eyebrow,
.maths-topic-hero h1,
.maths-topic-hero p,
.maths-topic-band h2,
.maths-topic-band p,
.maths-topic-card h2,
.maths-topic-card p,
.maths-topic-widget-card h2,
.maths-topic-widget-card p,
.maths-topic-quiz h2,
.maths-topic-quiz h3,
.maths-topic-quiz p,
.maths-topic-links-card h2,
.maths-topic-links-card p {
  margin: 0;
}

.maths-topic-eyebrow {
  width: fit-content;
  padding: 6px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-hero h1 {
  font-size: 4rem;
  line-height: 0.95;
  text-transform: lowercase;
}

.maths-topic-hero p,
.maths-topic-band p,
.maths-topic-card p,
.maths-topic-widget-card p,
.maths-topic-quiz p,
.maths-topic-links-card p {
  max-width: 78ch;
  font-size: 1rem;
  font-weight: 850;
  line-height: 1.35;
}

.maths-topic-actions,
.maths-topic-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.maths-topic-jump {
  position: sticky;
  top: calc(var(--dmr-shell-top-padding, 92px) - 8px + env(safe-area-inset-top, 0px));
  z-index: 4900;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  padding: 8px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-neutral);
}

.maths-topic-jump__label {
  display: inline-grid;
  place-items: center;
  min-height: 34px;
  padding: 5px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1;
  text-transform: uppercase;
}

.maths-topic-jump__links {
  display: flex;
  gap: 6px;
  min-width: 0;
  overflow-x: auto;
  padding-block: 2px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.maths-topic-jump__links a {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  min-height: 34px;
  padding: 5px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  color: var(--dmr-ink, #212121);
  font-size: 0.84rem;
  font-weight: 950;
  line-height: 1;
  text-decoration: none;
}

.maths-topic-jump__links a:nth-child(3n + 1) {
  background: var(--topic-green);
}

.maths-topic-jump__links a:nth-child(3n + 2) {
  background: var(--topic-blue);
}

.maths-topic-jump__links a:nth-child(3n + 3) {
  background: var(--topic-pink);
}

.maths-topic-jump__links a:hover,
.maths-topic-jump__links a:focus-visible {
  background: var(--topic-yellow);
  text-decoration: underline;
  text-underline-offset: 3px;
}

body.maths-topic-page :is(
  #topicTitle,
  #topicBigIdeaTitle,
  #topicWidgetTitle,
  #topicUnitsTitle,
  #topicFactsTitle,
  #topicQuizTitle,
  #topicExamplesTitle,
  #topicRelatedLinks,
  .maths-topic-card--with-visual[id]
) {
  scroll-margin-top: calc(var(--dmr-shell-top-padding, 92px) + 76px + env(safe-area-inset-top, 0px));
}

.maths-topic-button,
.maths-topic-chip-list a,
.maths-topic-quiz-options button,
.maths-topic-angle-buttons button,
.maths-topic-area-buttons button,
.maths-topic-chance-buttons button,
.maths-topic-data-buttons button,
.maths-topic-fraction-buttons button,
.maths-topic-measurement-buttons button,
.maths-topic-money-buttons button,
.maths-topic-multiply-buttons button,
.maths-topic-number-line-buttons button,
.maths-topic-place-buttons button,
.maths-topic-shape-buttons button,
.maths-topic-solid-buttons button,
.maths-topic-clock-buttons button {
  box-sizing: border-box;
  border: 4px solid var(--dmr-ink, #212121);
  border-radius: 0;
  background: var(--dmr-panel, #fffcf0);
  color: var(--dmr-ink, #212121);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.1;
  text-decoration: none;
  box-shadow: none;
  cursor: pointer;
}

.maths-topic-button,
.maths-topic-chip-list a {
  display: inline-grid;
  place-items: center;
  min-height: 44px;
  padding: 8px 10px;
}

.maths-topic-button {
  background: var(--topic-green);
}

.maths-topic-button--secondary {
  background: var(--topic-yellow);
}

.maths-topic-button--soft {
  background: var(--topic-purple);
}

.maths-topic-button:hover,
.maths-topic-button:focus-visible,
.maths-topic-chip-list a:hover,
.maths-topic-chip-list a:focus-visible,
.maths-topic-quiz-options button:hover,
.maths-topic-quiz-options button:focus-visible,
.maths-topic-angle-buttons button:hover,
.maths-topic-angle-buttons button:focus-visible,
.maths-topic-area-buttons button:hover,
.maths-topic-area-buttons button:focus-visible,
.maths-topic-chance-buttons button:hover,
.maths-topic-chance-buttons button:focus-visible,
.maths-topic-data-buttons button:hover,
.maths-topic-data-buttons button:focus-visible,
.maths-topic-fraction-buttons button:hover,
.maths-topic-fraction-buttons button:focus-visible,
.maths-topic-measurement-buttons button:hover,
.maths-topic-measurement-buttons button:focus-visible,
.maths-topic-money-buttons button:hover,
.maths-topic-money-buttons button:focus-visible,
.maths-topic-multiply-buttons button:hover,
.maths-topic-multiply-buttons button:focus-visible,
.maths-topic-number-line-buttons button:hover,
.maths-topic-number-line-buttons button:focus-visible,
.maths-topic-place-buttons button:hover,
.maths-topic-place-buttons button:focus-visible,
.maths-topic-shape-buttons button:hover,
.maths-topic-shape-buttons button:focus-visible,
.maths-topic-solid-buttons button:hover,
.maths-topic-solid-buttons button:focus-visible,
.maths-topic-clock-buttons button:hover,
.maths-topic-clock-buttons button:focus-visible {
  background: #eef7fb;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.maths-topic-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
  gap: 12px;
  align-items: start;
  padding: 16px;
}

.maths-topic-band--compact {
  grid-template-columns: 1fr;
}

.maths-topic-units-copy {
  display: grid;
  gap: 4px;
}

.maths-topic-idea-tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.maths-topic-idea-tiles div {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 9px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
}

.maths-topic-idea-tiles span,
.maths-topic-tool-tiles span,
.maths-topic-fact-tiles span,
.maths-topic-unit-step span {
  font-size: 0.72rem;
  font-weight: 950;
  line-height: 1;
  text-transform: uppercase;
}

.maths-topic-idea-tiles strong,
.maths-topic-tool-tiles strong,
.maths-topic-fact-tiles strong {
  min-width: 0;
  font-size: 0.9rem;
  line-height: 1.2;
}

.maths-topic-band h2,
.maths-topic-card h2,
.maths-topic-widget-card h2,
.maths-topic-quiz h2,
.maths-topic-links-card h2 {
  font-size: 1.45rem;
  line-height: 1.1;
  text-transform: none;
}

.maths-topic-note {
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-neutral);
  padding: 10px;
}

.maths-topic-widget-card {
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(300px, 1fr);
  gap: 12px;
  align-items: stretch;
  padding: 16px;
  background: var(--topic-pink);
}

.maths-topic-widget-card__copy {
  display: grid;
  gap: 8px;
  align-content: start;
}

.maths-topic-clock-widget {
  display: grid;
  grid-template-columns: minmax(190px, 280px) minmax(220px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-multiply-widget {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-page--multiplication .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--multiplication .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--multiplication .maths-topic-multiply-widget {
  grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1fr);
  align-items: start;
}

.maths-topic-page--multiplication .maths-topic-multiply-preview {
  align-self: start;
}

.maths-topic-page--multiplication .maths-topic-multiply-controls {
  grid-template-columns: minmax(300px, 1fr) minmax(260px, 0.85fr);
  align-items: start;
}

.maths-topic-page--multiplication .maths-topic-multiply-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--multiplication .maths-topic-multiply-fact-list {
  grid-column: 1;
}

.maths-topic-multiply-button-groups {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.maths-topic-page--multiplication .maths-topic-multiply-button-groups {
  grid-column: 2;
}

.maths-topic-fraction-widget {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-page--fractions .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--fractions .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--fractions .maths-topic-fraction-widget {
  grid-template-columns: minmax(300px, 0.9fr) minmax(380px, 1fr);
  align-items: start;
}

.maths-topic-page--fractions .maths-topic-fraction-preview {
  align-self: start;
}

.maths-topic-page--fractions .maths-topic-fraction-controls {
  grid-template-columns: minmax(300px, 1fr) minmax(220px, 0.7fr);
  align-items: start;
}

.maths-topic-page--fractions .maths-topic-fraction-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--fractions .maths-topic-fraction-fact-list {
  grid-column: 1;
}

.maths-topic-page--fractions .maths-topic-fraction-button-set {
  grid-column: 2;
}

.maths-topic-money-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.85fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-page--money .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--money .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--money .maths-topic-money-widget {
  grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1fr);
  align-items: start;
}

.maths-topic-page--money .maths-topic-money-preview {
  align-self: start;
}

.maths-topic-page--money .maths-topic-money-controls {
  grid-template-columns: minmax(300px, 1fr) minmax(220px, 0.7fr);
  align-items: start;
}

.maths-topic-page--money .maths-topic-money-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--money .maths-topic-money-fact-list {
  grid-column: 1;
}

.maths-topic-page--money .maths-topic-money-fact-list span {
  grid-template-columns: minmax(116px, auto) minmax(0, 1fr);
}

.maths-topic-page--money .maths-topic-money-button-set {
  grid-column: 2;
}

.maths-topic-page--length-mass-capacity .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-widget {
  grid-template-columns: minmax(300px, 0.85fr) minmax(400px, 1fr);
  align-items: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-preview {
  align-self: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-controls {
  grid-template-columns: minmax(300px, 1fr) minmax(220px, 0.7fr);
  align-items: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-fact-list {
  grid-column: 1;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-fact-list span {
  grid-template-columns: minmax(90px, auto) minmax(0, 1fr);
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-button-set {
  grid-column: 1 / -1;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-buttons {
  grid-template-columns: repeat(3, minmax(120px, 1fr));
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-buttons button {
  white-space: nowrap;
  overflow-wrap: normal;
}

.maths-topic-data-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-measurement-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.85fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-place-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.95fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-page--place-value .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--place-value .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--place-value .maths-topic-place-widget {
  grid-template-columns: minmax(360px, 0.9fr) minmax(420px, 1fr);
  align-items: start;
}

.maths-topic-page--place-value .maths-topic-place-preview {
  align-self: start;
}

.maths-topic-page--place-value .maths-topic-place-controls {
  grid-template-columns: minmax(300px, 1fr) minmax(220px, 0.7fr);
  align-items: start;
}

.maths-topic-page--place-value .maths-topic-place-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--place-value .maths-topic-place-fact-list {
  grid-column: 1;
}

.maths-topic-page--place-value .maths-topic-place-button-set {
  grid-column: 2;
}

.maths-topic-number-line-widget {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 0.85fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-page--number-lines .maths-topic-widget-card {
  grid-template-columns: 1fr;
  align-items: start;
}

.maths-topic-page--number-lines .maths-topic-widget-card__copy {
  max-width: 760px;
}

.maths-topic-page--number-lines .maths-topic-number-line-widget {
  grid-template-columns: minmax(420px, 1fr) minmax(360px, 0.8fr);
  align-items: start;
}

.maths-topic-page--number-lines .maths-topic-number-line-preview {
  align-self: start;
}

.maths-topic-page--number-lines .maths-topic-number-line-controls {
  grid-template-columns: minmax(280px, 1fr) minmax(200px, 0.65fr);
  align-items: start;
}

.maths-topic-page--number-lines .maths-topic-number-line-readout {
  grid-column: 1 / -1;
}

.maths-topic-page--number-lines .maths-topic-number-line-fact-list {
  grid-column: 1;
}

.maths-topic-page--number-lines .maths-topic-number-line-button-set {
  grid-column: 2;
}

.maths-topic-area-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-chance-widget {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(260px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-angle-widget {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(220px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-shape-widget {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(240px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-solid-widget {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(250px, 1fr);
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.maths-topic-angle-preview,
.maths-topic-area-preview,
.maths-topic-chance-preview,
.maths-topic-data-preview,
.maths-topic-fraction-preview,
.maths-topic-measurement-preview,
.maths-topic-money-preview,
.maths-topic-multiply-preview,
.maths-topic-number-line-preview,
.maths-topic-place-preview,
.maths-topic-shape-preview,
.maths-topic-solid-preview {
  display: grid;
  place-items: center;
  min-width: 0;
  padding: 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-angle-controls,
.maths-topic-area-controls,
.maths-topic-chance-controls,
.maths-topic-data-controls,
.maths-topic-fraction-controls,
.maths-topic-measurement-controls,
.maths-topic-money-controls,
.maths-topic-multiply-controls,
.maths-topic-number-line-controls,
.maths-topic-place-controls,
.maths-topic-shape-controls,
.maths-topic-solid-controls {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.maths-topic-angle-readout,
.maths-topic-angle-type,
.maths-topic-area-readout,
.maths-topic-chance-readout,
.maths-topic-data-readout,
.maths-topic-fraction-readout,
.maths-topic-measurement-readout,
.maths-topic-money-readout,
.maths-topic-multiply-readout,
.maths-topic-number-line-readout,
.maths-topic-place-readout,
.maths-topic-shape-readout,
.maths-topic-solid-readout {
  width: fit-content;
  margin: 0;
  padding: 7px 9px;
  border: 4px solid var(--dmr-ink, #212121);
  font-weight: 950;
  line-height: 1;
}

.maths-topic-angle-readout {
  background: var(--topic-yellow);
  font-size: 2rem;
}

.maths-topic-area-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
}

.maths-topic-chance-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
}

.maths-topic-data-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
  text-transform: lowercase;
}

.maths-topic-multiply-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
}

.maths-topic-fraction-readout {
  background: var(--topic-yellow);
  font-size: 1.8rem;
}

.maths-topic-money-readout {
  background: var(--topic-yellow);
  font-size: 1.8rem;
}

.maths-topic-measurement-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
}

.maths-topic-place-readout {
  background: var(--topic-yellow);
  font-size: 1.7rem;
}

.maths-topic-number-line-readout {
  background: var(--topic-yellow);
  font-size: 1.45rem;
}

.maths-topic-shape-readout {
  background: var(--topic-yellow);
  font-size: 1.7rem;
  text-transform: lowercase;
}

.maths-topic-solid-readout {
  background: var(--topic-yellow);
  font-size: 1.5rem;
  text-transform: lowercase;
}

.maths-topic-angle-type {
  background: var(--topic-green);
  font-size: 1rem;
}

.maths-topic-shape-property-list,
.maths-topic-area-fact-list,
.maths-topic-chance-fact-list,
.maths-topic-data-fact-list,
.maths-topic-fraction-fact-list,
.maths-topic-measurement-fact-list,
.maths-topic-money-fact-list,
.maths-topic-multiply-fact-list,
.maths-topic-number-line-fact-list,
.maths-topic-place-fact-list,
.maths-topic-solid-property-list {
  display: grid;
  gap: 6px;
}

.maths-topic-shape-property-list span,
.maths-topic-area-fact-list span,
.maths-topic-chance-fact-list span,
.maths-topic-data-fact-list span,
.maths-topic-fraction-fact-list span,
.maths-topic-measurement-fact-list span,
.maths-topic-money-fact-list span,
.maths-topic-multiply-fact-list span,
.maths-topic-number-line-fact-list span,
.maths-topic-place-fact-list span,
.maths-topic-solid-property-list span {
  display: grid;
  grid-template-columns: minmax(66px, auto) minmax(0, 1fr);
  gap: 7px;
  align-items: center;
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 900;
}

.maths-topic-shape-property-list span:nth-child(even),
.maths-topic-area-fact-list span:nth-child(even),
.maths-topic-chance-fact-list span:nth-child(even),
.maths-topic-data-fact-list span:nth-child(even),
.maths-topic-fraction-fact-list span:nth-child(even),
.maths-topic-measurement-fact-list span:nth-child(even),
.maths-topic-money-fact-list span:nth-child(even),
.maths-topic-multiply-fact-list span:nth-child(even),
.maths-topic-number-line-fact-list span:nth-child(even),
.maths-topic-place-fact-list span:nth-child(even),
.maths-topic-solid-property-list span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-shape-property-list em,
.maths-topic-area-fact-list em,
.maths-topic-chance-fact-list em,
.maths-topic-data-fact-list em,
.maths-topic-fraction-fact-list em,
.maths-topic-measurement-fact-list em,
.maths-topic-money-fact-list em,
.maths-topic-multiply-fact-list em,
.maths-topic-number-line-fact-list em,
.maths-topic-place-fact-list em,
.maths-topic-solid-property-list em {
  font-style: normal;
  font-weight: 950;
}

.maths-topic-shape-property-list strong,
.maths-topic-area-fact-list strong,
.maths-topic-chance-fact-list strong,
.maths-topic-data-fact-list strong,
.maths-topic-fraction-fact-list strong,
.maths-topic-measurement-fact-list strong,
.maths-topic-money-fact-list strong,
.maths-topic-multiply-fact-list strong,
.maths-topic-number-line-fact-list strong,
.maths-topic-place-fact-list strong,
.maths-topic-solid-property-list strong {
  min-width: 0;
  line-height: 1.15;
}

.maths-topic-angle-buttons,
.maths-topic-area-buttons,
.maths-topic-chance-buttons,
.maths-topic-data-buttons,
.maths-topic-fraction-buttons,
.maths-topic-measurement-buttons,
.maths-topic-money-buttons,
.maths-topic-multiply-buttons,
.maths-topic-number-line-buttons,
.maths-topic-place-buttons,
.maths-topic-shape-buttons,
.maths-topic-solid-buttons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.maths-topic-shape-buttons {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-area-buttons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.maths-topic-chance-buttons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.maths-topic-data-buttons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.maths-topic-page--graphs-data .maths-topic-data-buttons {
  grid-template-columns: repeat(2, minmax(112px, 1fr));
}

.maths-topic-page--graphs-data .maths-topic-data-buttons button {
  overflow-wrap: normal;
  word-break: normal;
}

.maths-topic-multiply-buttons {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.maths-topic-multiply-buttons button {
  white-space: nowrap;
  overflow-wrap: normal;
}

.maths-topic-money-buttons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.maths-topic-page--money .maths-topic-money-buttons {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.maths-topic-money-buttons button {
  white-space: nowrap;
  overflow-wrap: normal;
}

.maths-topic-measurement-buttons {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-place-buttons {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-number-line-buttons {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.maths-topic-fraction-buttons {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.maths-topic-solid-buttons {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-angle-buttons button,
.maths-topic-area-buttons button,
.maths-topic-chance-buttons button,
.maths-topic-data-buttons button,
.maths-topic-fraction-buttons button,
.maths-topic-measurement-buttons button,
.maths-topic-money-buttons button,
.maths-topic-multiply-buttons button,
.maths-topic-number-line-buttons button,
.maths-topic-place-buttons button,
.maths-topic-shape-buttons button,
.maths-topic-solid-buttons button {
  min-height: 44px;
  padding: 7px;
  white-space: normal;
  overflow-wrap: anywhere;
}

.maths-topic-angle-buttons button.is-active,
.maths-topic-area-buttons button.is-active,
.maths-topic-chance-buttons button.is-active,
.maths-topic-data-buttons button.is-active,
.maths-topic-fraction-buttons button.is-active,
.maths-topic-measurement-buttons button.is-active,
.maths-topic-money-buttons button.is-active,
.maths-topic-multiply-buttons button.is-active,
.maths-topic-number-line-buttons button.is-active,
.maths-topic-place-buttons button.is-active,
.maths-topic-shape-buttons button.is-active,
.maths-topic-solid-buttons button.is-active,
.maths-topic-clock-buttons button.is-active,
.maths-topic-quiz-options button.is-correct {
  background: var(--topic-green);
}

.maths-topic-angle-explain,
.maths-topic-fraction-explain,
.maths-topic-shape-explain,
.maths-topic-solid-explain {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 850;
  line-height: 1.35;
}

.maths-topic-multiply-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-area-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-chance-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-data-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-measurement-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-fraction-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-money-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-place-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-number-line-button-set {
  display: grid;
  gap: 6px;
}

.maths-topic-multiply-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-area-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-chance-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-data-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-measurement-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-money-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-place-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-number-line-button-set > strong {
  width: fit-content;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-purple);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-buttons button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  background: #f2f2f2;
}

.maths-topic-clock-face {
  position: relative;
  width: min(100%, 280px);
  aspect-ratio: 1;
  border: 7px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, var(--topic-neutral) 0 7px, transparent 8px),
    var(--dmr-panel, #fffcf0);
  justify-self: center;
}

.maths-topic-clock-number {
  position: absolute;
  inset: 12px;
  display: grid;
  place-items: start center;
  transform: rotate(var(--clock-number-angle));
  font-size: 1rem;
  font-weight: 950;
  pointer-events: none;
}

.maths-topic-clock-number span {
  transform: rotate(calc(-1 * var(--clock-number-angle)));
}

.maths-topic-clock-hand {
  position: absolute;
  left: 50%;
  bottom: 50%;
  width: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-ink, #212121);
  transform-origin: 50% 100%;
}

.maths-topic-clock-hand--hour {
  height: 30%;
  background: var(--topic-coral);
}

.maths-topic-clock-hand--minute {
  height: 40%;
  background: var(--topic-blue);
}

.maths-topic-clock-pin {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 18px;
  border: 4px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-yellow);
  transform: translate(-50%, -50%);
}

.maths-topic-clock-controls {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.maths-topic-clock-readout {
  width: fit-content;
  margin: 0;
  padding: 8px 10px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-clock-key {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.maths-topic-clock-key span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  padding: 4px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-clock-key i {
  display: inline-block;
  width: 22px;
  height: 6px;
  border: 2px solid var(--dmr-ink, #212121);
}

.maths-topic-clock-key__hour {
  background: var(--topic-coral);
}

.maths-topic-clock-key__minute {
  background: var(--topic-blue);
}

.maths-topic-clock-buttons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.maths-topic-clock-buttons button {
  min-height: 44px;
  padding: 7px;
}

.maths-topic-quiz-options button.is-incorrect {
  background: var(--topic-coral);
}

.maths-topic-clock-explain {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 850;
  line-height: 1.35;
}

.maths-topic-grid,
.maths-topic-link-grid,
.maths-topic-quiz-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.maths-topic-card,
.maths-topic-links-card {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 14px;
}

.maths-topic-card:nth-child(odd) {
  background: #eef7fb;
}

.maths-topic-card:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-card--with-visual {
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.85fr);
  align-items: stretch;
}

.maths-topic-page--multiplication .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(420px, 1fr);
  align-items: start;
}

.maths-topic-page--money .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(420px, 1fr);
  align-items: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--fractions .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--number-lines .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--place-value .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--angles .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--shapes .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--3d-objects .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.78fr) minmax(430px, 1fr);
  align-items: start;
}

.maths-topic-page--chance .maths-topic-grid > .maths-topic-card--with-visual {
  grid-column: 1 / -1;
  grid-template-columns: minmax(280px, 0.75fr) minmax(460px, 1fr);
  align-items: start;
}

.maths-topic-card#clock-fractions {
  grid-column: 1 / -1;
}

.maths-topic-card#solid-names,
.maths-topic-card#solid-parts,
.maths-topic-card#solid-properties,
.maths-topic-card#solid-nets {
  grid-column: 1 / -1;
}

.maths-topic-card__copy {
  display: grid;
  gap: 9px;
  align-content: start;
}

.maths-topic-card ul,
.maths-topic-quiz-card ul {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 850;
  line-height: 1.35;
}

.maths-topic-section-visual {
  display: grid;
  gap: 8px;
  align-content: center;
  justify-items: center;
  min-width: 0;
  padding: 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-section-visual--clocks {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: stretch;
}

.maths-topic-angle-visual,
.maths-topic-right-angle-visual,
.maths-topic-degree-visual,
.maths-topic-angle-tools-visual {
  align-content: center;
  width: 100%;
}

.maths-topic-angle-svg,
.maths-topic-protractor-svg {
  display: block;
  width: min(100%, 310px);
  height: auto;
  overflow: visible;
}

.maths-topic-angle-svg {
  max-height: 210px;
}

.maths-topic-angle-svg__arm {
  stroke: var(--dmr-ink, #212121);
  stroke-width: 9;
  stroke-linecap: square;
}

.maths-topic-angle-svg__arm--moving {
  stroke: var(--topic-coral);
}

.maths-topic-angle-svg__arc {
  fill: none;
  stroke: var(--topic-blue);
  stroke-width: 7;
  stroke-linecap: round;
}

.maths-topic-angle-svg__right-marker {
  fill: none;
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
}

.maths-topic-angle-svg__vertex {
  fill: var(--topic-yellow);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
}

.maths-topic-angle-svg__value,
.maths-topic-angle-svg__label {
  fill: var(--dmr-ink, #212121);
  font-family: Verdana, Arial, sans-serif;
  font-weight: 950;
  paint-order: stroke;
  stroke: var(--dmr-panel, #fffcf0);
  stroke-width: 5px;
  stroke-linejoin: round;
}

.maths-topic-angle-svg__value {
  font-size: 1rem;
}

.maths-topic-angle-svg__label {
  font-size: 0.78rem;
}

.maths-topic-angle-type-grid,
.maths-topic-angle-same-grid,
.maths-topic-angle-compare-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: stretch;
}

.maths-topic-page--angles .maths-topic-angle-same-grid {
  grid-template-columns: repeat(2, minmax(180px, 1fr));
}

.maths-topic-angle-compare-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-angle-type-card,
.maths-topic-angle-same-grid > div,
.maths-topic-angle-compare-grid > div {
  display: grid;
  gap: 4px;
  justify-items: center;
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
}

.maths-topic-angle-type-card:nth-child(even),
.maths-topic-angle-same-grid > div:nth-child(even),
.maths-topic-angle-compare-grid > div:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-angle-type-card strong,
.maths-topic-angle-same-grid strong,
.maths-topic-angle-compare-grid strong {
  font-size: 0.9rem;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-angle-type-card span {
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-angle-same-grid > p {
  grid-column: 1 / -1;
  width: 100%;
  margin: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  text-align: center;
}

.maths-topic-angle-real-tiles,
.maths-topic-degree-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  width: 100%;
}

.maths-topic-angle-real-tiles span,
.maths-topic-degree-facts span {
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-degree-facts span:nth-child(even),
.maths-topic-angle-real-tiles span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-protractor-svg__body {
  fill: var(--topic-yellow);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
  stroke-linejoin: round;
}

.maths-topic-protractor-svg__tick,
.maths-topic-protractor-svg__base {
  stroke: var(--dmr-ink, #212121);
  stroke-width: 4;
  stroke-linecap: square;
}

.maths-topic-protractor-svg__arm {
  stroke: var(--topic-coral);
  stroke-width: 7;
  stroke-linecap: square;
}

.maths-topic-protractor-svg__pin {
  fill: var(--topic-blue);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 4;
}

.maths-topic-shape-flat-visual,
.maths-topic-shape-name-grid,
.maths-topic-shape-property-table,
.maths-topic-shape-polygon-visual,
.maths-topic-quadrilateral-grid,
.maths-topic-shape-groups-visual {
  width: 100%;
}

.maths-topic-shape-svg {
  display: block;
  width: min(100%, 220px);
  height: auto;
  max-height: 180px;
  overflow: visible;
}

.maths-topic-shape-svg--widget {
  width: min(100%, 280px);
}

.maths-topic-shape-svg__shape {
  fill: var(--topic-blue);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 7;
  stroke-linejoin: round;
}

.maths-topic-shape-svg__shape--curved {
  fill: var(--topic-green);
}

.maths-topic-shape-svg__vertex-dot {
  fill: var(--topic-yellow);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 3;
}

.maths-topic-shape-svg__dimension {
  stroke: var(--topic-coral);
  stroke-width: 5;
  stroke-linecap: square;
}

.maths-topic-shape-svg__name,
.maths-topic-shape-svg__label {
  fill: var(--dmr-ink, #212121);
  font-family: Verdana, Arial, sans-serif;
  font-weight: 950;
  text-anchor: middle;
  paint-order: stroke;
  stroke: var(--dmr-panel, #fffcf0);
  stroke-width: 5px;
  stroke-linejoin: round;
}

.maths-topic-shape-svg__name {
  font-size: 1rem;
}

.maths-topic-shape-svg__label {
  font-size: 0.78rem;
}

.maths-topic-shape-flat-visual {
  align-content: center;
}

.maths-topic-shape-visual-note {
  display: grid;
  gap: 4px;
  min-width: 0;
  width: min(100%, 240px);
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  text-align: center;
}

.maths-topic-shape-visual-note span,
.maths-topic-shape-visual-note strong {
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-shape-name-grid,
.maths-topic-quadrilateral-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-content: stretch;
}

.maths-topic-quadrilateral-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-shape-card {
  display: grid;
  gap: 4px;
  justify-items: center;
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
  text-align: center;
}

.maths-topic-shape-card:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-shape-card strong,
.maths-topic-shape-card span,
.maths-topic-shape-card em,
.maths-topic-shape-card p {
  min-width: 0;
  margin: 0;
  line-height: 1.1;
}

.maths-topic-shape-card strong {
  font-size: 0.92rem;
}

.maths-topic-shape-card span,
.maths-topic-shape-card em,
.maths-topic-shape-card p {
  font-size: 0.72rem;
  font-weight: 900;
}

.maths-topic-shape-card em {
  font-style: normal;
}

.maths-topic-shape-property-table {
  gap: 6px;
}

.maths-topic-shape-property-row {
  display: grid;
  grid-template-columns: minmax(74px, 0.85fr) minmax(82px, 1fr) minmax(82px, 1fr) minmax(96px, 1.1fr);
  gap: 6px;
  align-items: stretch;
}

.maths-topic-shape-property-row span {
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.74rem;
  font-weight: 900;
  line-height: 1.1;
}

.maths-topic-shape-property-row span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-shape-property-row--head span {
  background: var(--topic-yellow);
  font-weight: 950;
}

.maths-topic-shape-polygon-visual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.maths-topic-shape-polygon-visual > div,
.maths-topic-shape-group {
  display: grid;
  gap: 7px;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  text-align: center;
}

.maths-topic-shape-polygon-visual > div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-shape-polygon-visual strong,
.maths-topic-shape-polygon-visual span {
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-shape-mini-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.maths-topic-shape-mini-row .maths-topic-shape-svg {
  width: min(30%, 120px);
  min-width: 78px;
}

.maths-topic-shape-groups-visual {
  align-content: center;
}

.maths-topic-shape-group--polygon {
  background: var(--topic-green);
}

.maths-topic-shape-group--quadrilateral {
  background: var(--topic-blue);
}

.maths-topic-shape-group--rectangle {
  background: var(--topic-pink);
}

.maths-topic-shape-group--square {
  background: var(--topic-yellow);
  justify-items: center;
}

.maths-topic-shape-groups-visual p {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
}

.maths-topic-fraction-strip {
  display: grid;
  grid-template-columns: repeat(var(--fraction-denominator, 4), minmax(0, 1fr));
  width: min(100%, 360px);
  min-height: 92px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-cream);
}

.maths-topic-fraction-strip--compact {
  min-height: 58px;
  border-width: 4px;
}

.maths-topic-fraction-strip i {
  display: block;
  min-width: 0;
  border-right: 3px solid var(--dmr-ink, #212121);
  background: #fffcf0;
}

.maths-topic-fraction-strip i:last-child {
  border-right: 0;
}

.maths-topic-fraction-strip i.is-shaded {
  background: var(--topic-blue);
}

.maths-topic-fraction-preview .maths-topic-fraction-strip {
  width: min(100%, 430px);
  min-height: clamp(110px, 18vw, 160px);
}

.maths-topic-fraction-equal-visual,
.maths-topic-fraction-unit-visual,
.maths-topic-fraction-equivalent-visual,
.maths-topic-fraction-compare-visual {
  box-sizing: border-box;
  display: grid;
  gap: 12px;
  width: 100%;
}

.maths-topic-fraction-equal-visual {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.maths-topic-fraction-equal-visual > p,
.maths-topic-fraction-equivalent-visual > p,
.maths-topic-fraction-compare-visual > p,
.maths-topic-fraction-line-visual > p {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.25;
}

.maths-topic-fraction-equal-visual > p {
  grid-column: 1 / -1;
}

.maths-topic-fraction-example-card,
.maths-topic-fraction-unit-visual > div,
.maths-topic-fraction-equivalent-visual > div,
.maths-topic-fraction-compare-visual > div {
  box-sizing: border-box;
  display: grid;
  gap: 8px;
  align-content: start;
  justify-items: center;
  min-width: 0;
  padding: 10px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
  text-align: center;
}

.maths-topic-fraction-example-card:nth-child(even),
.maths-topic-fraction-unit-visual > div:nth-child(even),
.maths-topic-fraction-equivalent-visual > div:nth-child(3),
.maths-topic-fraction-compare-visual > div:nth-child(3) {
  background: var(--topic-green);
}

.maths-topic-fraction-example-card strong,
.maths-topic-fraction-unit-visual strong,
.maths-topic-fraction-equivalent-visual strong,
.maths-topic-fraction-compare-visual strong {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1;
}

.maths-topic-fraction-example-card span,
.maths-topic-fraction-unit-visual span {
  font-size: 0.9rem;
  font-weight: 950;
  line-height: 1.2;
}

.maths-topic-fraction-number-visual {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  width: 100%;
}

.maths-topic-fraction-number-visual .maths-topic-fraction-strip {
  grid-column: 1 / -1;
  justify-self: center;
}

.maths-topic-fraction-stack {
  display: grid;
  gap: 4px;
  justify-items: center;
  padding: 10px 16px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-stack__top,
.maths-topic-fraction-stack__bottom {
  font-size: clamp(2rem, 6vw, 3.4rem);
}

.maths-topic-fraction-stack__bar {
  width: 70px;
  border-top: 6px solid var(--dmr-ink, #212121);
}

.maths-topic-fraction-callouts {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.maths-topic-fraction-callouts span {
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #fffcf0;
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.25;
}

.maths-topic-fraction-unit-visual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.maths-topic-fraction-equivalent-visual,
.maths-topic-fraction-compare-visual {
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
}

.maths-topic-fraction-equivalent-visual > p,
.maths-topic-fraction-compare-visual > p {
  grid-column: 1 / -1;
}

.maths-topic-fraction-equals,
.maths-topic-fraction-compare-sign {
  display: grid;
  place-items: center;
  width: 46px;
  min-height: 46px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-pink);
  font-size: 2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-line-visual {
  box-sizing: border-box;
  display: grid;
  gap: 16px;
  width: 100%;
}

.maths-topic-fraction-number-line {
  box-sizing: border-box;
  position: relative;
  width: min(100%, 520px);
  min-height: 150px;
  justify-self: center;
  padding: 28px 24px 42px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-fraction-number-line__track {
  position: relative;
  height: 58px;
  margin: 28px 8px 0;
  border-top: 6px solid var(--dmr-ink, #212121);
}

.maths-topic-fraction-number-line__track span {
  position: absolute;
  top: -18px;
  left: calc((var(--tick-index) / var(--fraction-denominator)) * 100%);
  display: grid;
  justify-items: center;
  transform: translateX(-50%);
}

.maths-topic-fraction-number-line__track span:first-of-type {
  transform: translateX(0);
}

.maths-topic-fraction-number-line__track span:last-of-type {
  transform: translateX(-100%);
}

.maths-topic-fraction-number-line__track span::before {
  content: "";
  width: 5px;
  height: 34px;
  background: var(--dmr-ink, #212121);
}

.maths-topic-fraction-number-line__track em {
  margin-top: 8px;
  font-style: normal;
  font-size: 0.88rem;
  font-weight: 950;
  line-height: 1;
  white-space: nowrap;
}

.maths-topic-fraction-number-line__track strong {
  position: absolute;
  top: -58px;
  left: calc((var(--point-index) / var(--fraction-denominator)) * 100%);
  display: grid;
  place-items: center;
  min-width: 58px;
  min-height: 40px;
  padding: 5px 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  transform: translateX(-50%);
  font-size: 1.2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-number-line__track strong::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -18px;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 14px solid var(--dmr-ink, #212121);
}

.maths-topic-area-model {
  display: grid;
  justify-items: center;
  gap: 8px;
  width: min(100%, 430px);
  min-height: 210px;
  padding: 14px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-area-model--compact {
  min-height: 150px;
  padding: 10px;
  border-width: 4px;
}

.maths-topic-area-grid {
  display: grid;
  grid-template-columns: repeat(var(--area-columns), minmax(0, 1fr));
  width: min(100%, calc(var(--area-columns) * 46px));
  max-width: 320px;
  border: 7px solid var(--topic-coral);
  outline: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-area-cell {
  aspect-ratio: 1;
  min-width: 0;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
}

.maths-topic-area-model--perimeter .maths-topic-area-cell {
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-area-model--perimeter .maths-topic-area-cell.is-edge {
  background: var(--topic-blue);
}

.maths-topic-area-model--both .maths-topic-area-cell.is-edge {
  background: #ffeab0;
}

.maths-topic-area-model > strong {
  display: inline-grid;
  place-items: center;
  min-height: 34px;
  padding: 6px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-size: 0.9rem;
  font-weight: 950;
  line-height: 1.15;
  text-align: center;
}

.maths-topic-area-perimeter-visual,
.maths-topic-area-area-visual,
.maths-topic-area-same-shape-visual,
.maths-topic-area-units-visual,
.maths-topic-area-compare-visual {
  display: grid;
  gap: 12px;
  width: 100%;
}

.maths-topic-area-equation-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 7px;
}

.maths-topic-area-equation-row span,
.maths-topic-area-equation-row em {
  display: grid;
  place-items: center;
  min-width: 44px;
  min-height: 40px;
  padding: 6px 9px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 1rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-area-equation-row em {
  min-width: 34px;
  background: var(--topic-pink);
}

.maths-topic-area-measure-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.maths-topic-area-measure-list span,
.maths-topic-area-unit-card,
.maths-topic-area-compare-card {
  display: grid;
  gap: 6px;
  min-width: 0;
  padding: 9px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 900;
}

.maths-topic-area-measure-list span:nth-child(even),
.maths-topic-area-unit-card--area,
.maths-topic-area-compare-card:nth-child(even) {
  background: var(--topic-yellow);
}

.maths-topic-area-measure-list em,
.maths-topic-area-unit-card span,
.maths-topic-area-unit-card em,
.maths-topic-area-compare-card span,
.maths-topic-area-compare-card em {
  font-style: normal;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-area-measure-list strong,
.maths-topic-area-unit-card strong,
.maths-topic-area-compare-card strong {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.15;
}

.maths-topic-area-units-visual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.maths-topic-area-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.maths-topic-area-compare-card {
  justify-items: center;
  text-align: center;
}

.maths-topic-area-compare-card .maths-topic-area-model {
  width: 100%;
}

.maths-topic-area-compare-visual > p {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-pink);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.25;
  text-align: center;
}

.maths-topic-measurement-model {
  box-sizing: border-box;
  display: grid;
  justify-items: center;
  gap: 8px;
  width: min(100%, 360px);
  min-height: 210px;
  padding: 14px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
  text-align: center;
}

.maths-topic-measurement-model--mass {
  background: var(--topic-green);
}

.maths-topic-measurement-model--capacity {
  background: var(--topic-pink);
}

.maths-topic-measurement-model--compact {
  min-height: 150px;
  padding: 10px;
  border-width: 4px;
}

.maths-topic-measurement-object {
  box-sizing: border-box;
  display: grid;
  place-items: center;
  width: min(100%, 250px);
  min-height: 92px;
  padding: 10px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-measurement-model > strong,
.maths-topic-measurement-model > span {
  display: inline-grid;
  place-items: center;
  min-height: 34px;
  padding: 6px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-measurement-model > strong {
  background: var(--topic-yellow);
  font-size: 1rem;
}

.maths-topic-measurement-pencil {
  position: relative;
  display: block;
  width: min(100%, 190px);
  height: 22px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
}

.maths-topic-measurement-pencil i {
  position: absolute;
  inset: 3px 38px 3px 10px;
  border-left: 4px solid var(--dmr-ink, #212121);
  border-right: 4px solid var(--dmr-ink, #212121);
}

.maths-topic-measurement-pencil b {
  position: absolute;
  right: 0;
  top: -4px;
  width: 28px;
  height: 30px;
  background: var(--dmr-ink, #212121);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}

.maths-topic-measurement-ruler {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
  width: min(100%, 210px);
  height: 34px;
  margin-top: 12px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-measurement-ruler i {
  display: block;
  height: 18px;
  border-right: 3px solid var(--dmr-ink, #212121);
}

.maths-topic-measurement-scale {
  position: relative;
  display: grid;
  place-items: end center;
  width: min(100%, 180px);
  height: 96px;
}

.maths-topic-measurement-scale i {
  width: min(100%, 116px);
  height: 52px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  border-radius: 999px 999px 12px 12px;
}

.maths-topic-measurement-scale b {
  position: absolute;
  top: 18px;
  width: 48px;
  height: 22px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-measurement-scale em {
  position: absolute;
  top: 19px;
  font-style: normal;
  font-weight: 950;
}

.maths-topic-measurement-jug {
  position: relative;
  display: block;
  width: 142px;
  height: 120px;
  border: 5px solid var(--dmr-ink, #212121);
  border-top-width: 8px;
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-measurement-jug i {
  position: absolute;
  left: 8px;
  right: 42px;
  bottom: 8px;
  height: 58%;
  border-top: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-measurement-jug b {
  position: absolute;
  right: 8px;
  top: 22px;
  width: 26px;
  height: 48px;
  border: 5px solid var(--dmr-ink, #212121);
  border-left: 0;
  background: transparent;
}

.maths-topic-measurement-jug em {
  position: absolute;
  left: 14px;
  top: 15px;
  font-style: normal;
  font-weight: 950;
}

.maths-topic-measurement-length-visual,
.maths-topic-measurement-mass-visual,
.maths-topic-measurement-capacity-visual,
.maths-topic-measurement-choice-visual,
.maths-topic-measurement-units-visual {
  box-sizing: border-box;
  display: grid;
  gap: 12px;
  width: 100%;
}

.maths-topic-measurement-choice-visual,
.maths-topic-measurement-units-visual {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-measurement-choice-visual > div,
.maths-topic-measurement-units-visual > div {
  box-sizing: border-box;
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 9px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  text-align: center;
}

.maths-topic-measurement-choice-visual > div:nth-child(2),
.maths-topic-measurement-units-visual > div:nth-child(2) {
  background: var(--topic-yellow);
}

.maths-topic-measurement-choice-visual > div:nth-child(3),
.maths-topic-measurement-units-visual > div:nth-child(3) {
  background: var(--topic-blue);
}

.maths-topic-measurement-choice-visual strong,
.maths-topic-measurement-choice-visual span,
.maths-topic-measurement-units-visual span,
.maths-topic-measurement-units-visual strong,
.maths-topic-measurement-units-visual em {
  min-width: 0;
  font-style: normal;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-choice-visual,
.maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual {
  grid-template-columns: minmax(150px, 1fr) minmax(150px, 1fr) minmax(200px, 1.2fr);
  align-items: stretch;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-choice-visual > div,
.maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual > div {
  align-content: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual > div {
  grid-template-columns: 1fr;
}

.maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual strong,
.maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual em {
  overflow-wrap: normal;
  word-break: normal;
}

.maths-topic-measurement-ruler-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  width: min(100%, 360px);
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-measurement-ruler-row span {
  display: grid;
  place-items: center;
  min-height: 42px;
  border-right: 3px solid var(--dmr-ink, #212121);
  font-weight: 950;
}

.maths-topic-measurement-ruler-row span:last-child {
  border-right: 0;
}

.maths-topic-measurement-compare-row,
.maths-topic-measurement-fill-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.maths-topic-measurement-fill-row {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maths-topic-measurement-compare-row span,
.maths-topic-measurement-fill-row span {
  display: grid;
  gap: 6px;
  min-height: 96px;
  padding: 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 950;
  text-align: center;
}

.maths-topic-measurement-compare-row span:nth-child(even) {
  background: var(--topic-yellow);
}

.maths-topic-measurement-fill-row span {
  position: relative;
  align-items: end;
  overflow: hidden;
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-measurement-fill-row span::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  height: var(--fill-level);
  border-top: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-measurement-fill-row em {
  position: relative;
  z-index: 1;
  font-style: normal;
}

.maths-topic-chance-model {
  display: grid;
  grid-template-columns: minmax(130px, 0.7fr) minmax(130px, 1fr);
  gap: 10px;
  box-sizing: border-box;
  width: 100%;
  max-width: 460px;
  min-height: 220px;
  padding: 12px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-chance-model *,
.maths-topic-chance-model *::before,
.maths-topic-chance-model *::after {
  box-sizing: border-box;
}

.maths-topic-chance-model--compact {
  grid-template-columns: 1fr;
  max-width: 100%;
  min-height: 0;
  padding: 10px;
  border-width: 4px;
}

.maths-topic-chance-object {
  display: grid;
  place-items: center;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-chance-model__copy {
  display: grid;
  gap: 6px;
  align-content: start;
}

.maths-topic-chance-model__copy strong,
.maths-topic-chance-model__copy span,
.maths-topic-chance-model__copy em {
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-style: normal;
  font-weight: 950;
  line-height: 1.12;
}

.maths-topic-chance-model__copy span {
  background: var(--topic-green);
}

.maths-topic-chance-model__copy em {
  background: var(--topic-pink);
}

.maths-topic-chance-outcomes {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  min-width: 0;
}

.maths-topic-chance-outcomes span {
  display: grid;
  place-items: center;
  min-width: 34px;
  min-height: 32px;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-chance-outcomes span.is-favourable {
  background: var(--topic-green);
}

.maths-topic-chance-coin {
  display: flex;
  gap: 8px;
}

.maths-topic-chance-coin i,
.maths-topic-chance-counter {
  display: grid;
  place-items: center;
  width: 54px;
  aspect-ratio: 1;
  border: 4px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-yellow);
  font-style: normal;
  font-weight: 950;
}

.maths-topic-chance-coin i:nth-child(2) {
  background: var(--topic-blue);
}

.maths-topic-chance-die-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.maths-topic-chance-die {
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  justify-content: center;
  gap: 3px;
  width: 38px;
  aspect-ratio: 1;
  padding: 5px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-style: normal;
}

.maths-topic-chance-die b {
  display: block;
  width: 6px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--dmr-ink, #212121);
}

.maths-topic-chance-die--3 {
  background: var(--topic-green);
}

.maths-topic-chance-spinner {
  position: relative;
  display: block;
  width: 116px;
  aspect-ratio: 1;
  border: 5px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: conic-gradient(var(--topic-yellow) 0 50%, var(--topic-blue) 0 75%, var(--topic-pink) 0 100%);
}

.maths-topic-chance-spinner::after {
  content: "";
  position: absolute;
  inset: 45%;
  border: 3px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-chance-spinner i {
  position: absolute;
  display: grid;
  place-items: center;
  width: 24px;
  aspect-ratio: 1;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 950;
}

.maths-topic-chance-spinner i:nth-child(1) { left: 32px; top: 14px; }
.maths-topic-chance-spinner i:nth-child(2) { right: 14px; top: 38px; }
.maths-topic-chance-spinner i:nth-child(3) { left: 44px; bottom: 12px; }
.maths-topic-chance-spinner i:nth-child(4) { left: 12px; top: 40px; }

.maths-topic-chance-bag {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  width: min(100%, 180px);
  min-height: 120px;
  padding: 16px 12px 10px;
  border: 5px solid var(--dmr-ink, #212121);
  border-radius: 0 0 34px 34px;
  background: var(--topic-purple);
}

.maths-topic-chance-counter {
  width: 38px;
  border-width: 3px;
  background: var(--topic-blue);
  font-size: 0.78rem;
}

.maths-topic-chance-counter--red {
  background: var(--topic-pink);
}

.maths-topic-chance-scale-visual,
.maths-topic-chance-outcomes-visual,
.maths-topic-chance-fair-visual,
.maths-topic-chance-fraction-visual,
.maths-topic-chance-compare-visual,
.maths-topic-chance-trials-visual {
  display: grid;
  gap: 10px;
  justify-items: stretch;
  box-sizing: border-box;
  width: auto;
  max-width: 100%;
}

.maths-topic-chance-scale-visual {
  grid-template-columns: repeat(auto-fit, minmax(116px, 1fr));
  align-items: stretch;
}

.maths-topic-chance-scale-visual > div,
.maths-topic-chance-event-card,
.maths-topic-chance-outcome-grid span,
.maths-topic-chance-trial-table div,
.maths-topic-chance-compare-visual > div,
.maths-topic-chance-fair-visual > div {
  min-width: 0;
  padding: 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 950;
  line-height: 1.12;
  text-align: center;
}

.maths-topic-chance-scale-visual > div:nth-child(even),
.maths-topic-chance-outcome-grid span:nth-child(even),
.maths-topic-chance-trial-table div:nth-child(even),
.maths-topic-chance-compare-visual > div:nth-child(even),
.maths-topic-chance-fair-visual > div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-chance-scale-visual strong,
.maths-topic-chance-scale-visual span,
.maths-topic-chance-event-card span,
.maths-topic-chance-trial-table span,
.maths-topic-chance-compare-visual strong,
.maths-topic-chance-fair-visual strong {
  display: block;
  min-width: 0;
}

.maths-topic-chance-scale-visual span,
.maths-topic-chance-event-card span {
  margin-top: 5px;
  font-size: 0.82rem;
}

.maths-topic-chance-outcomes-visual p,
.maths-topic-chance-compare-visual p,
.maths-topic-chance-trials-visual p,
.maths-topic-chance-trials-visual > strong {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.2;
}

.maths-topic-chance-outcome-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 7px;
}

.maths-topic-chance-fair-visual,
.maths-topic-chance-compare-visual {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.maths-topic-chance-compare-visual p {
  grid-column: 1 / -1;
}

.maths-topic-chance-equation-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 7px;
}

.maths-topic-chance-equation-row span,
.maths-topic-chance-equation-row strong,
.maths-topic-chance-equation-row em {
  display: grid;
  place-items: center;
  min-width: 54px;
  min-height: 42px;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-style: normal;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-chance-equation-row strong {
  background: var(--topic-yellow);
  font-size: 1.35rem;
}

.maths-topic-chance-trial-table {
  display: grid;
  gap: 6px;
}

.maths-topic-chance-trial-table div {
  display: grid;
  grid-template-columns: minmax(70px, 0.7fr) minmax(130px, 1fr) minmax(48px, 0.3fr);
  gap: 7px;
  align-items: center;
  padding: 7px;
}

.maths-topic-chance-trial-table div:first-child {
  background: var(--topic-yellow);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.maths-topic-data-model {
  display: grid;
  gap: 10px;
  box-sizing: border-box;
  width: 100%;
  max-width: 460px;
  min-height: 220px;
  padding: 12px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-data-model *,
.maths-topic-data-model *::before {
  box-sizing: border-box;
}

.maths-topic-data-preview .maths-topic-data-model {
  max-width: 520px;
}

.maths-topic-data-model--compact {
  max-width: 100%;
  min-height: 0;
  padding: 10px;
  border-width: 4px;
}

.maths-topic-data-model > strong {
  justify-self: start;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  line-height: 1;
}

.maths-topic-data-table {
  display: grid;
  gap: 5px;
}

.maths-topic-data-row {
  display: grid;
  grid-template-columns: minmax(88px, 0.9fr) minmax(120px, 1fr);
  gap: 6px;
  align-items: center;
}

.maths-topic-data-row span {
  min-width: 0;
  min-height: 36px;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-data-row--head span {
  background: var(--topic-green);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.maths-topic-data-tally-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.maths-topic-data-tally-group {
  position: relative;
  display: inline-flex;
  gap: 3px;
  min-width: 27px;
  min-height: 26px;
  align-items: center;
}

.maths-topic-data-tally-group i,
.maths-topic-data-tally-group b {
  display: block;
  width: 3px;
  height: 24px;
  background: var(--dmr-ink, #212121);
}

.maths-topic-data-tally-group b {
  position: absolute;
  left: 1px;
  top: 11px;
  width: 28px;
  height: 3px;
  transform: rotate(-18deg);
}

.maths-topic-data-bar-chart {
  display: grid;
  gap: 7px;
}

.maths-topic-data-bar-row {
  display: grid;
  grid-template-columns: minmax(74px, 0.38fr) minmax(0, 1fr);
  gap: 7px;
  align-items: center;
}

.maths-topic-data-bar-row span {
  min-width: 0;
  font-size: 0.88rem;
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-data-bar-row b {
  position: relative;
  display: block;
  min-width: 0;
  min-height: 34px;
  overflow: hidden;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-data-bar-row b::before {
  content: "";
  display: block;
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--bar-value);
  max-width: 100%;
  min-width: 28px;
  height: 100%;
  background: var(--topic-green);
  border-right: 3px solid var(--dmr-ink, #212121);
}

.maths-topic-data-bar-row:nth-child(even) b::before {
  background: var(--topic-yellow);
}

.maths-topic-data-bar-row i {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 28px;
  margin: 0;
  padding-left: 8px;
  font-style: normal;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-data-pictograph {
  display: grid;
  gap: 7px;
}

.maths-topic-data-pictograph p {
  margin: 0;
  padding: 6px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.85rem;
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-data-picture-row {
  display: grid;
  grid-template-columns: minmax(72px, 0.4fr) minmax(120px, 1fr);
  gap: 7px;
  align-items: center;
}

.maths-topic-data-picture-row span {
  font-size: 0.86rem;
  font-weight: 950;
}

.maths-topic-data-picture-row b {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  min-width: 0;
}

.maths-topic-data-picture-row i {
  display: grid;
  place-items: center;
  width: 24px;
  aspect-ratio: 1;
  border: 3px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-green);
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-data-picture-row:nth-child(odd) i {
  background: var(--topic-yellow);
}

.maths-topic-data-line-chart {
  display: grid;
  gap: 7px;
  justify-items: center;
}

.maths-topic-data-line-chart svg {
  width: min(100%, 300px);
  height: auto;
  padding: 6px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-data-line-chart rect {
  fill: #fffaf0;
  stroke: var(--dmr-ink, #212121);
  stroke-width: 4;
}

.maths-topic-data-line-chart .grid {
  fill: none;
  stroke: rgba(33, 33, 33, 0.22);
  stroke-width: 2;
}

.maths-topic-data-line-chart .line {
  fill: none;
  stroke: #b84d5d;
  stroke-width: 5;
  stroke-linecap: square;
  stroke-linejoin: round;
}

.maths-topic-data-line-chart circle {
  fill: var(--topic-yellow);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 3;
}

.maths-topic-data-line-chart text {
  fill: var(--dmr-ink, #212121);
  font-size: 13px;
  font-weight: 950;
  text-anchor: middle;
}

.maths-topic-data-line-chart strong {
  font-size: 0.9rem;
  line-height: 1.1;
}

.maths-topic-data-question-visual,
.maths-topic-data-tally-visual,
.maths-topic-data-bar-visual,
.maths-topic-data-pictograph-visual,
.maths-topic-data-compare-visual,
.maths-topic-data-line-visual {
  display: grid;
  gap: 10px;
  justify-items: stretch;
  box-sizing: border-box;
  width: auto;
  max-width: 100%;
}

.maths-topic-page--graphs-data .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.maths-topic-page--graphs-data .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--graphs-data .maths-topic-unit-step strong,
.maths-topic-page--graphs-data .maths-topic-unit-step em,
.maths-topic-page--graphs-data .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--graphs-data .maths-topic-unit-step strong,
.maths-topic-page--graphs-data .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--chance .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.maths-topic-page--chance .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--chance .maths-topic-unit-step strong,
.maths-topic-page--chance .maths-topic-unit-step em,
.maths-topic-page--chance .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--chance .maths-topic-unit-step strong,
.maths-topic-page--chance .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-data-question-visual > strong,
.maths-topic-data-bar-visual > p,
.maths-topic-data-line-visual > p {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.2;
}

.maths-topic-data-question-visual > div,
.maths-topic-data-compare-visual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.maths-topic-data-question-visual span,
.maths-topic-data-compare-visual > div {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 9px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 950;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-data-question-visual span:nth-child(even),
.maths-topic-data-compare-visual > div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-data-question-visual p {
  margin: 0;
  font-weight: 900;
  line-height: 1.25;
}

.maths-topic-data-compare-visual span,
.maths-topic-data-compare-visual em {
  font-style: normal;
  font-size: 0.82rem;
}

.maths-topic-data-compare-visual strong {
  font-size: 1.25rem;
}

.maths-topic-money-model {
  display: grid;
  place-items: center;
  width: min(100%, 430px);
  min-height: 176px;
  padding: 14px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-money-model--compact {
  min-height: 120px;
  padding: 10px;
  border-width: 4px;
}

.maths-topic-money-token-set {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.maths-topic-money-token {
  display: grid;
  place-items: center;
  border: 4px solid var(--dmr-ink, #212121);
  font-weight: 950;
  line-height: 1;
}

.maths-topic-money-token--coin {
  width: 58px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--topic-yellow);
  font-size: 1rem;
}

.maths-topic-money-token--note {
  width: 94px;
  min-height: 48px;
  background: var(--topic-green);
  font-size: 1.25rem;
}

.maths-topic-money-token-set--compact {
  gap: 6px;
}

.maths-topic-money-token-set--compact .maths-topic-money-token--coin {
  width: 48px;
  font-size: 0.88rem;
}

.maths-topic-money-token-set--compact .maths-topic-money-token--note {
  width: 76px;
  min-height: 42px;
  font-size: 1rem;
}

.maths-topic-money-denominations-visual,
.maths-topic-money-equation-visual,
.maths-topic-money-counting-visual,
.maths-topic-money-equivalent-visual,
.maths-topic-money-writing-visual,
.maths-topic-money-change-visual {
  display: grid;
  gap: 12px;
  width: 100%;
}

.maths-topic-money-denominations-visual > p {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.25;
  text-align: center;
}

.maths-topic-money-equation-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.maths-topic-money-equation-row span,
.maths-topic-money-equation-row em {
  display: grid;
  place-items: center;
  min-width: 56px;
  min-height: 44px;
  padding: 7px 10px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 1.35rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-money-equation-row em {
  min-width: 42px;
  background: var(--topic-pink);
}

.maths-topic-money-two-column,
.maths-topic-money-equivalent-visual {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  width: 100%;
}

.maths-topic-money-equivalent-visual {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.maths-topic-money-equivalent-visual > div {
  display: grid;
  gap: 7px;
  align-content: start;
  justify-items: center;
  min-width: 0;
  padding: 9px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  text-align: center;
}

.maths-topic-money-equivalent-visual > div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-money-equivalent-visual strong,
.maths-topic-money-equivalent-visual span {
  font-size: 0.88rem;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-money-count-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(72px, 1fr));
  gap: 7px;
  width: 100%;
}

.maths-topic-money-count-list span,
.maths-topic-money-writing-visual > div,
.maths-topic-money-change-cards span {
  display: grid;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 950;
  line-height: 1.15;
  text-align: center;
}

.maths-topic-money-count-list span {
  white-space: nowrap;
}

.maths-topic-money-count-list span:nth-child(even),
.maths-topic-money-writing-visual > div:nth-child(even),
.maths-topic-money-change-cards span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-money-writing-visual {
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
}

.maths-topic-money-writing-visual strong,
.maths-topic-money-change-cards strong {
  font-size: 1.35rem;
  line-height: 1;
  white-space: nowrap;
}

.maths-topic-money-writing-visual span,
.maths-topic-money-change-cards em {
  font-style: normal;
  font-size: 0.84rem;
  font-weight: 900;
  line-height: 1.15;
}

.maths-topic-money-change-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 8px;
  width: 100%;
}

.maths-topic-number-line-model {
  box-sizing: border-box;
  width: min(100%, 560px);
  min-height: 178px;
  padding: 56px 24px 42px;
  border: 5px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
}

.maths-topic-number-line-model--compact {
  min-height: 140px;
  padding: 46px 18px 34px;
}

.maths-topic-number-line-model__track {
  position: relative;
  height: 62px;
  border-top: 6px solid var(--dmr-ink, #212121);
}

.maths-topic-number-line-model__tick {
  position: absolute;
  top: -18px;
  left: var(--tick-position);
  display: grid;
  justify-items: center;
  transform: translateX(-50%);
}

.maths-topic-number-line-model__tick:first-of-type {
  transform: translateX(0);
}

.maths-topic-number-line-model__tick:last-of-type {
  transform: translateX(-100%);
}

.maths-topic-number-line-model__tick i {
  display: block;
  width: 5px;
  height: 34px;
  background: var(--dmr-ink, #212121);
}

.maths-topic-number-line-model__tick em {
  margin-top: 8px;
  font-style: normal;
  font-size: 0.88rem;
  font-weight: 950;
  line-height: 1;
  white-space: nowrap;
}

.maths-topic-number-line-model__marker {
  position: absolute;
  top: -62px;
  left: var(--marker-position);
  display: grid;
  place-items: center;
  min-width: 54px;
  min-height: 38px;
  padding: 5px 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  transform: translateX(-50%);
  font-size: 1.15rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-number-line-model__marker::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -16px;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 9px solid transparent;
  border-right: 9px solid transparent;
  border-top: 13px solid var(--dmr-ink, #212121);
}

.maths-topic-number-line-model__marker--secondary {
  top: auto;
  bottom: -48px;
  background: var(--topic-pink);
}

.maths-topic-number-line-model__marker--secondary::after {
  top: -16px;
  bottom: auto;
  border-top: 0;
  border-bottom: 13px solid var(--dmr-ink, #212121);
}

.maths-topic-number-line-model__jump {
  position: absolute;
  left: var(--jump-left);
  top: calc(-42px - (var(--jump-index) * 10px));
  width: max(20px, var(--jump-width));
  height: 34px;
  border-top: 4px solid var(--dmr-ink, #212121);
  border-left: 4px solid var(--dmr-ink, #212121);
  border-right: 4px solid var(--dmr-ink, #212121);
  border-radius: 999px 999px 0 0;
}

.maths-topic-number-line-model__jump span {
  position: absolute;
  left: 50%;
  top: -24px;
  transform: translateX(-50%);
  padding: 2px 5px;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1;
  white-space: nowrap;
}

.maths-topic-number-line-model__jump.is-backward span {
  background: var(--topic-pink);
}

.maths-topic-number-line-order-visual,
.maths-topic-number-line-scale-visual,
.maths-topic-number-line-locate-visual,
.maths-topic-number-line-jump-visual,
.maths-topic-number-line-compare-visual {
  box-sizing: border-box;
  display: grid;
  gap: 12px;
  width: 100%;
}

.maths-topic-number-line-order-visual .maths-topic-number-line-model,
.maths-topic-number-line-scale-visual .maths-topic-number-line-model,
.maths-topic-number-line-locate-visual .maths-topic-number-line-model,
.maths-topic-number-line-jump-visual .maths-topic-number-line-model,
.maths-topic-number-line-compare-visual .maths-topic-number-line-model {
  justify-self: center;
}

.maths-topic-number-line-direction {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}

.maths-topic-number-line-direction span,
.maths-topic-number-line-direction strong,
.maths-topic-number-line-scale-visual > p,
.maths-topic-number-line-locate-visual > p,
.maths-topic-number-line-jump-visual > p,
.maths-topic-number-line-compare-visual > p {
  margin: 0;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.25;
  text-align: center;
}

.maths-topic-number-line-direction span {
  background: var(--topic-pink);
}

.maths-topic-number-line-beyond-visual {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 10px;
  justify-items: stretch;
  width: 100%;
}

.maths-topic-number-line-beyond-visual > div {
  box-sizing: border-box;
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 8px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
}

.maths-topic-number-line-beyond-visual > div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-number-line-beyond-visual strong {
  justify-self: start;
  padding: 4px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.85rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-number-line-beyond-visual .maths-topic-number-line-model {
  width: 100%;
}

.maths-topic-number-line-beyond-visual .maths-topic-number-line-model__tick em {
  font-size: 0.74rem;
}

.maths-topic-place-model {
  display: grid;
  gap: 10px;
  width: 100%;
}

.maths-topic-place-house {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-neutral);
}

.maths-topic-place-house--compact {
  max-width: 520px;
  justify-self: center;
}

.maths-topic-place-house__cell {
  box-sizing: border-box;
  display: grid;
  grid-template-rows: auto minmax(54px, auto) auto;
  gap: 5px;
  min-width: 0;
  padding: 7px;
  border-right: 3px solid var(--dmr-ink, #212121);
  text-align: center;
}

.maths-topic-place-house__cell:last-child {
  border-right: 0;
}

.maths-topic-place-house__cell:nth-child(odd) {
  background: #eef7fb;
}

.maths-topic-place-house__cell:nth-child(even) {
  background: var(--topic-green);
}

.maths-topic-place-house__cell.is-highlighted {
  background: var(--topic-yellow);
}

.maths-topic-place-house__cell span,
.maths-topic-place-house__cell em {
  min-width: 0;
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.maths-topic-place-house__cell strong {
  align-self: center;
  min-width: 0;
  font-size: 2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-place-blocks {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  width: 100%;
}

.maths-topic-place-blocks__group {
  display: grid;
  gap: 5px;
  align-content: start;
  min-width: 0;
  min-height: 82px;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-place-blocks__group span {
  font-size: 0.72rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-place-blocks__group div {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: flex-start;
}

.maths-topic-place-blocks__group i,
.maths-topic-place-mini-blocks i {
  display: inline-block;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
}

.maths-topic-place-blocks__group em {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #f2f2f2;
  font-style: normal;
  font-weight: 950;
}

.maths-topic-place-blocks__group--thousands i {
  width: 24px;
  height: 24px;
  background: var(--topic-purple);
}

.maths-topic-place-blocks__group--hundreds i,
.maths-topic-place-mini-blocks--hundreds i {
  width: 24px;
  height: 24px;
  background: var(--topic-blue);
}

.maths-topic-place-blocks__group--tens i,
.maths-topic-place-mini-blocks--tens i {
  width: 9px;
  height: 30px;
  background: var(--topic-coral);
}

.maths-topic-place-blocks__group--ones i,
.maths-topic-place-mini-blocks--ones i {
  width: 13px;
  height: 13px;
  background: var(--topic-green);
}

.maths-topic-place-house-visual,
.maths-topic-place-expanded-visual,
.maths-topic-place-zero-visual,
.maths-topic-place-regroup-visual,
.maths-topic-place-compare-visual {
  box-sizing: border-box;
  width: 100%;
}

.maths-topic-place-house-visual > p,
.maths-topic-place-compare-visual > p {
  width: 100%;
  margin: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  text-align: center;
}

.maths-topic-place-digit-visual {
  box-sizing: border-box;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
}

.maths-topic-place-digit-visual > div,
.maths-topic-place-zero-visual > div,
.maths-topic-place-regroup-visual > div,
.maths-topic-place-compare-visual > div {
  box-sizing: border-box;
  display: grid;
  gap: 6px;
  justify-items: stretch;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
  text-align: center;
}

.maths-topic-place-digit-visual > div:nth-child(even),
.maths-topic-place-zero-visual > div:nth-child(even),
.maths-topic-place-regroup-visual > div:nth-child(even),
.maths-topic-place-compare-visual > div:nth-child(3) {
  background: var(--topic-neutral);
}

.maths-topic-place-digit-visual strong,
.maths-topic-place-zero-visual strong,
.maths-topic-place-regroup-visual strong,
.maths-topic-place-compare-visual strong {
  font-size: 1.35rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-place-digit-visual span,
.maths-topic-place-digit-visual em,
.maths-topic-place-zero-visual span,
.maths-topic-place-regroup-visual span {
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-place-expanded-visual {
  gap: 10px;
}

.maths-topic-place-equation-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  width: 100%;
}

.maths-topic-place-equation-row span {
  display: inline-grid;
  place-items: center;
  min-height: 38px;
  padding: 6px 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-place-equation-row span:nth-child(even) {
  background: var(--topic-pink);
}

.maths-topic-place-zero-visual,
.maths-topic-place-regroup-visual {
  grid-template-columns: repeat(2, minmax(250px, 1fr));
}

.maths-topic-place-zero-visual .maths-topic-place-house {
  min-width: 0;
}

.maths-topic-place-mini-blocks {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  width: min(100%, 180px);
  min-height: 42px;
}

.maths-topic-place-compare-visual {
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
}

.maths-topic-place-compare-sign {
  display: grid;
  place-items: center;
  width: 46px;
  min-height: 46px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--topic-pink);
  font-size: 2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-multiply-groups-visual,
.maths-topic-multiply-skip-visual,
.maths-topic-multiply-addition-visual,
.maths-topic-multiply-symbol-visual,
.maths-topic-multiply-facts-visual,
.maths-topic-multiply-array-visual {
  width: 100%;
}

.maths-topic-multiply-group-model {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(82px, 1fr));
  gap: 8px;
  width: 100%;
}

.maths-topic-multiply-group-model--compact {
  grid-template-columns: repeat(auto-fit, minmax(54px, 1fr));
  gap: 6px;
}

.maths-topic-multiply-group-model--compact .maths-topic-multiply-group {
  min-height: 56px;
  align-content: center;
}

.maths-topic-multiply-group-model--compact .maths-topic-multiply-group span {
  display: none;
}

.maths-topic-multiply-group {
  display: grid;
  gap: 5px;
  justify-items: center;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
}

.maths-topic-multiply-group:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-multiply-group span {
  font-size: 0.68rem;
  font-weight: 950;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
}

.maths-topic-multiply-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px;
}

.maths-topic-multiply-dots i,
.maths-topic-multiply-array i {
  display: block;
  width: 18px;
  aspect-ratio: 1;
  border: 3px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-yellow);
}

.maths-topic-multiply-example-card {
  display: grid;
  gap: 6px;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
  text-align: center;
}

.maths-topic-multiply-example-card:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-multiply-example-card strong,
.maths-topic-multiply-example-card span {
  min-width: 0;
  font-weight: 950;
  line-height: 1.1;
  overflow-wrap: normal;
  word-break: keep-all;
}

.maths-topic-multiply-example-card strong {
  font-size: 0.98rem;
}

.maths-topic-multiply-example-card span {
  font-size: 0.9rem;
}

.maths-topic-multiply-groups-visual {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  align-items: stretch;
}

.maths-topic-multiply-skip-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(74px, 1fr));
  gap: 8px;
  width: 100%;
}

.maths-topic-multiply-skip-track div {
  display: grid;
  gap: 5px;
  justify-items: center;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
}

.maths-topic-multiply-skip-track div:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-multiply-skip-track span {
  font-size: 0.7rem;
  font-weight: 950;
  line-height: 1;
  text-align: center;
  text-transform: none;
  white-space: nowrap;
}

.maths-topic-multiply-skip-track strong {
  font-size: 1.6rem;
  line-height: 1;
}

.maths-topic-multiply-skip-visual > p {
  width: 100%;
  margin: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-weight: 950;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-multiply-addition-visual {
  align-content: center;
}

.maths-topic-multiply-equation-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  width: 100%;
}

.maths-topic-multiply-equation-row span {
  display: grid;
  place-items: center;
  min-width: 36px;
  min-height: 36px;
  padding: 5px 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 1.2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-multiply-symbol-visual {
  grid-template-columns: minmax(62px, 1fr) auto minmax(62px, 1fr) auto minmax(62px, 1fr);
  align-items: center;
}

.maths-topic-multiply-symbol-card {
  display: grid;
  gap: 5px;
  justify-items: center;
  min-width: 0;
  padding: 9px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-blue);
  text-align: center;
}

.maths-topic-multiply-symbol-card--total {
  background: var(--topic-yellow);
}

.maths-topic-multiply-symbol-card span {
  font-size: 2rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-multiply-symbol-card em {
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-multiply-symbol-sign {
  display: grid;
  place-items: center;
  min-width: 34px;
  min-height: 34px;
  font-size: 1.8rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-multiply-facts-visual {
  gap: 6px;
}

.maths-topic-multiply-fact-row {
  display: grid;
  grid-template-columns: minmax(108px, 1.2fr) minmax(74px, 0.8fr) minmax(54px, 0.6fr);
  gap: 6px;
  width: 100%;
}

.maths-topic-multiply-fact-row span {
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1.1;
}

.maths-topic-multiply-fact-row span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-multiply-fact-row--head span {
  background: var(--topic-yellow);
  font-weight: 950;
  text-transform: uppercase;
}

.maths-topic-multiply-array-visual {
  grid-template-columns: 1fr;
  align-items: center;
}

.maths-topic-multiply-array {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
}

.maths-topic-multiply-array div {
  display: grid;
  grid-template-columns: repeat(4, 26px) minmax(46px, auto);
  gap: 7px;
  align-items: center;
}

.maths-topic-multiply-array span {
  font-size: 0.72rem;
  font-weight: 950;
  line-height: 1;
  text-transform: uppercase;
}

.maths-topic-multiply-array-labels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 6px;
  width: 100%;
}

.maths-topic-multiply-array-labels span,
.maths-topic-multiply-array-labels strong,
.maths-topic-multiply-array-labels em {
  display: block;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  text-align: center;
  font-style: normal;
  font-size: 0.95rem;
  font-weight: 950;
  line-height: 1.1;
  overflow-wrap: normal;
  word-break: keep-all;
}

.maths-topic-multiply-array-labels strong {
  background: var(--topic-blue);
}

.maths-topic-multiply-array-labels em {
  background: var(--topic-yellow);
}

.maths-topic-solid-compare-visual,
.maths-topic-solid-name-grid,
.maths-topic-solid-parts-visual,
.maths-topic-solid-property-table,
.maths-topic-solid-prism-pyramid-visual,
.maths-topic-solid-net-visual {
  width: 100%;
}

.maths-topic-solid-svg,
.maths-topic-solid-net-svg {
  display: block;
  width: min(100%, 220px);
  height: auto;
  max-height: 190px;
  overflow: visible;
}

.maths-topic-solid-svg--widget {
  width: min(100%, 290px);
}

.maths-topic-solid-svg__face {
  fill: var(--topic-green);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
  stroke-linejoin: round;
}

.maths-topic-solid-svg__face--top {
  fill: var(--topic-yellow);
}

.maths-topic-solid-svg__face--front,
.maths-topic-solid-svg__face--blue {
  fill: var(--topic-blue);
}

.maths-topic-solid-svg__face--side,
.maths-topic-solid-svg__face--pink {
  fill: var(--topic-pink);
}

.maths-topic-solid-svg__face--curved {
  fill: var(--topic-blue);
}

.maths-topic-solid-svg__edge,
.maths-topic-solid-svg__line {
  fill: none;
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
  stroke-linecap: square;
  stroke-linejoin: round;
}

.maths-topic-solid-svg__vertex {
  fill: var(--topic-yellow);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 3;
}

.maths-topic-solid-svg__vertex--large {
  fill: var(--topic-coral);
  stroke-width: 4;
}

.maths-topic-solid-svg__part-face {
  fill: var(--topic-coral);
  fill-opacity: 0.45;
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
  stroke-linejoin: round;
}

.maths-topic-solid-svg__part-edge {
  stroke: var(--topic-coral);
  stroke-width: 10;
  stroke-linecap: square;
}

.maths-topic-solid-svg__name,
.maths-topic-solid-svg__label {
  fill: var(--dmr-ink, #212121);
  font-family: Verdana, Arial, sans-serif;
  font-weight: 950;
  text-anchor: middle;
  paint-order: stroke;
  stroke: var(--dmr-panel, #fffcf0);
  stroke-width: 5px;
  stroke-linejoin: round;
}

.maths-topic-solid-svg__name {
  font-size: 1rem;
}

.maths-topic-solid-svg__label {
  font-size: 0.78rem;
}

.maths-topic-solid-compare-visual,
.maths-topic-solid-prism-pyramid-visual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.maths-topic-solid-compare-visual > div,
.maths-topic-solid-prism-pyramid-visual > div,
.maths-topic-solid-card {
  display: grid;
  gap: 5px;
  justify-items: center;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
  text-align: center;
}

.maths-topic-solid-compare-visual > div:nth-child(even),
.maths-topic-solid-prism-pyramid-visual > div:nth-child(even),
.maths-topic-solid-card:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-solid-compare-visual strong,
.maths-topic-solid-compare-visual span,
.maths-topic-solid-prism-pyramid-visual strong,
.maths-topic-solid-prism-pyramid-visual span,
.maths-topic-solid-card strong,
.maths-topic-solid-card span,
.maths-topic-solid-card em,
.maths-topic-solid-card p {
  min-width: 0;
  margin: 0;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.maths-topic-solid-compare-visual strong,
.maths-topic-solid-prism-pyramid-visual strong,
.maths-topic-solid-card strong {
  font-size: 0.92rem;
}

.maths-topic-solid-compare-visual span,
.maths-topic-solid-prism-pyramid-visual span,
.maths-topic-solid-card span,
.maths-topic-solid-card em,
.maths-topic-solid-card p {
  font-size: 0.72rem;
  font-weight: 900;
}

.maths-topic-solid-card em {
  font-style: normal;
}

.maths-topic-solid-pair-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  width: 100%;
}

.maths-topic-solid-pair-row .maths-topic-shape-svg,
.maths-topic-solid-pair-row .maths-topic-solid-svg {
  width: min(46%, 140px);
  min-width: 92px;
}

.maths-topic-solid-name-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-content: stretch;
}

.maths-topic-solid-parts-visual {
  grid-template-columns: minmax(180px, 0.9fr) minmax(0, 1fr);
  align-items: center;
}

.maths-topic-solid-callouts {
  display: grid;
  gap: 6px;
  width: 100%;
}

.maths-topic-solid-callout {
  display: block;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  font-size: 0.82rem;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-solid-callout--face {
  background: var(--topic-coral);
}

.maths-topic-solid-callout--edge {
  background: var(--topic-blue);
}

.maths-topic-solid-callout--vertex {
  background: var(--topic-yellow);
}

.maths-topic-solid-property-table {
  gap: 6px;
}

.maths-topic-solid-property-row {
  display: grid;
  grid-template-columns: minmax(96px, 1fr) minmax(102px, 1fr) minmax(78px, 0.8fr) minmax(78px, 0.8fr);
  gap: 6px;
  align-items: stretch;
}

.maths-topic-solid-property-row span {
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-size: 0.74rem;
  font-weight: 900;
  line-height: 1.1;
}

.maths-topic-solid-property-row span:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-solid-property-row--head span {
  background: var(--topic-yellow);
  font-weight: 950;
}

.maths-topic-solid-net-visual {
  grid-template-columns: minmax(160px, 1fr) auto minmax(140px, 0.8fr);
  align-items: center;
}

.maths-topic-solid-net-svg__square {
  fill: var(--topic-green);
  stroke: var(--dmr-ink, #212121);
  stroke-width: 5;
}

.maths-topic-solid-net-svg__square:nth-child(even) {
  fill: var(--topic-blue);
}

.maths-topic-solid-net-arrow {
  display: grid;
  place-items: center;
  min-height: 42px;
  padding: 8px 10px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-protractor-svg__label {
  fill: var(--dmr-ink, #212121);
  font-family: Verdana, Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 950;
  text-anchor: middle;
  paint-order: stroke;
  stroke: var(--topic-yellow);
  stroke-width: 5px;
  stroke-linejoin: round;
}

.maths-topic-fraction-summary {
  grid-template-columns: minmax(132px, 0.6fr) minmax(0, 1.4fr);
  align-items: center;
  width: 100%;
}

.maths-topic-fraction-disc {
  position: relative;
  display: grid;
  place-items: center;
  width: min(100%, 178px);
  aspect-ratio: 1;
  border: 5px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background:
    linear-gradient(var(--dmr-ink, #212121), var(--dmr-ink, #212121)) center / 100% 4px no-repeat,
    linear-gradient(90deg, var(--dmr-ink, #212121), var(--dmr-ink, #212121)) center / 4px 100% no-repeat,
    conic-gradient(var(--topic-yellow) 0 90deg, var(--topic-green) 90deg 180deg, var(--topic-blue) 180deg 270deg, var(--topic-pink) 270deg 360deg);
}

.maths-topic-fraction-disc span {
  display: block;
  max-width: 104px;
  padding: 6px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
  font-size: 0.76rem;
  font-weight: 950;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-fraction-summary__tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
}

.maths-topic-fraction-summary__tiles div {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 9px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
}

.maths-topic-fraction-summary__tiles div:nth-child(even) {
  background: var(--topic-neutral);
}

.maths-topic-fraction-summary__tiles span {
  font-size: 1.45rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-fraction-summary__tiles strong {
  font-size: 1.05rem;
  line-height: 1.1;
}

.maths-topic-fraction-summary__tiles em {
  font-size: 0.8rem;
  font-style: normal;
  font-weight: 950;
  line-height: 1.1;
}

.maths-topic-mini-clock-card {
  display: grid;
  gap: 5px;
  justify-items: center;
  min-width: 0;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  background: #eef7fb;
}

.maths-topic-mini-clock-card strong {
  font-size: 0.78rem;
  line-height: 1.1;
  text-align: center;
}

.maths-topic-mini-clock-wrap {
  display: grid;
  gap: 5px;
  justify-items: center;
  width: min(100%, 128px);
}

.maths-topic-mini-clock {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  border: 5px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-neutral);
}

.maths-topic-mini-clock-label {
  padding: 3px 5px;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--topic-yellow);
  font-size: 0.72rem;
  line-height: 1;
  text-align: center;
}

.maths-topic-mini-clock__mark {
  position: absolute;
  font-size: 0.66rem;
  font-weight: 950;
  line-height: 1;
}

.maths-topic-mini-clock__mark--12 {
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
}

.maths-topic-mini-clock__mark--3 {
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
}

.maths-topic-mini-clock__mark--6 {
  left: 50%;
  bottom: 7px;
  transform: translateX(-50%);
}

.maths-topic-mini-clock__mark--9 {
  top: 50%;
  left: 8px;
  transform: translateY(-50%);
}

.maths-topic-mini-clock__hand {
  position: absolute;
  left: 50%;
  bottom: 50%;
  width: 5px;
  border: 2px solid var(--dmr-ink, #212121);
  background: var(--dmr-ink, #212121);
  transform: translateX(-50%) rotate(var(--mini-hand-angle));
  transform-origin: 50% 100%;
}

.maths-topic-mini-clock__hand--hour {
  height: 28%;
  background: var(--topic-coral);
}

.maths-topic-mini-clock__hand--minute {
  height: 38%;
  background: var(--topic-blue);
}

.maths-topic-mini-clock__pin {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 12px;
  border: 3px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-yellow);
  transform: translate(-50%, -50%);
}

.maths-topic-visual-callouts {
  display: grid;
  gap: 6px;
  width: 100%;
}

.maths-topic-callout {
  display: block;
  padding: 7px;
  border: 3px solid var(--dmr-ink, #212121);
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1.15;
}

.maths-topic-callout--hour {
  background: var(--topic-coral);
}

.maths-topic-callout--minute {
  background: var(--topic-blue);
}

.maths-topic-example-list {
  display: grid;
  gap: 6px;
}

.maths-topic-example-list div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(80px, 0.7fr);
  gap: 8px;
  align-items: center;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
  font-weight: 900;
}

.maths-topic-tool-tiles,
.maths-topic-fact-tiles,
.maths-topic-unit-strip {
  display: grid;
  gap: 8px;
}

.maths-topic-tool-tiles {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
}

.maths-topic-tool-tiles div,
.maths-topic-fact-tiles div,
.maths-topic-unit-step {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 8px;
  border: 3px solid var(--dmr-ink, #212121);
  background: var(--topic-green);
}

.maths-topic-tool-tiles div:nth-child(even),
.maths-topic-fact-tiles div:nth-child(even),
.maths-topic-unit-step:nth-child(even) {
  background: var(--topic-blue);
}

.maths-topic-unit-step {
  grid-template-columns: 28px minmax(54px, 1fr) minmax(24px, auto);
  column-gap: 6px;
  align-items: center;
}

.maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.maths-topic-unit-step span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 2px solid var(--dmr-ink, #212121);
  border-radius: 50%;
  background: var(--topic-yellow);
}

.maths-topic-unit-step strong,
.maths-topic-unit-step em,
.maths-topic-unit-step p {
  margin: 0;
  font-weight: 850;
  line-height: 1.2;
}

.maths-topic-unit-step em {
  font-style: normal;
  font-weight: 950;
}

.maths-topic-unit-step p {
  grid-column: 2 / -1;
  font-size: 0.8rem;
}

.maths-topic-page--multiplication .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.maths-topic-page--multiplication .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--multiplication .maths-topic-unit-step strong,
.maths-topic-page--multiplication .maths-topic-unit-step em,
.maths-topic-page--multiplication .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--money .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.maths-topic-page--money .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--money .maths-topic-unit-step strong,
.maths-topic-page--money .maths-topic-unit-step em,
.maths-topic-page--money .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--money .maths-topic-unit-step strong,
.maths-topic-page--money .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--length-mass-capacity .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.maths-topic-page--length-mass-capacity .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--length-mass-capacity .maths-topic-unit-step strong,
.maths-topic-page--length-mass-capacity .maths-topic-unit-step em,
.maths-topic-page--length-mass-capacity .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--length-mass-capacity .maths-topic-unit-step strong,
.maths-topic-page--length-mass-capacity .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--fractions .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.maths-topic-page--fractions .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--fractions .maths-topic-unit-step strong,
.maths-topic-page--fractions .maths-topic-unit-step em,
.maths-topic-page--fractions .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--fractions .maths-topic-unit-step strong,
.maths-topic-page--fractions .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--number-lines .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.maths-topic-page--number-lines .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--number-lines .maths-topic-unit-step strong,
.maths-topic-page--number-lines .maths-topic-unit-step em,
.maths-topic-page--number-lines .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--number-lines .maths-topic-unit-step strong,
.maths-topic-page--number-lines .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--place-value .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.maths-topic-page--place-value .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--place-value .maths-topic-unit-step strong,
.maths-topic-page--place-value .maths-topic-unit-step em,
.maths-topic-page--place-value .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--place-value .maths-topic-unit-step strong,
.maths-topic-page--place-value .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--angles .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.maths-topic-page--angles .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--angles .maths-topic-unit-step strong,
.maths-topic-page--angles .maths-topic-unit-step em,
.maths-topic-page--angles .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--angles .maths-topic-unit-step strong,
.maths-topic-page--angles .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--shapes .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.maths-topic-page--shapes .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--shapes .maths-topic-unit-step strong,
.maths-topic-page--shapes .maths-topic-unit-step em,
.maths-topic-page--shapes .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--shapes .maths-topic-unit-step strong,
.maths-topic-page--shapes .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-page--3d-objects .maths-topic-unit-strip {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.maths-topic-page--3d-objects .maths-topic-unit-step {
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.maths-topic-page--3d-objects .maths-topic-unit-step strong,
.maths-topic-page--3d-objects .maths-topic-unit-step em,
.maths-topic-page--3d-objects .maths-topic-unit-step p {
  grid-column: 2;
}

.maths-topic-page--3d-objects .maths-topic-unit-step strong,
.maths-topic-page--3d-objects .maths-topic-unit-step em {
  white-space: normal;
}

.maths-topic-fact-tiles {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.maths-topic-tool-tiles--real {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.maths-topic-card--visual-list {
  align-content: start;
}

.maths-topic-quiz {
  display: grid;
  gap: 12px;
  padding: 16px;
  background: var(--topic-purple);
}

.maths-topic-quiz-card {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 12px;
  border: 4px solid var(--dmr-ink, #212121);
  background: var(--dmr-panel, #fffcf0);
}

.maths-topic-quiz-card h3 {
  font-size: 1rem;
  line-height: 1.25;
}

.maths-topic-quiz-options {
  display: grid;
  gap: 6px;
}

.maths-topic-quiz-options button {
  min-height: 42px;
  padding: 7px 8px;
  text-align: left;
}

.maths-topic-quiz-feedback {
  min-height: 1.3em;
  font-weight: 900;
}

.maths-topic-links-card {
  background: var(--topic-green);
}

.maths-topic-links-card:nth-child(2) {
  background: var(--topic-yellow);
}

.maths-topic-links-card:nth-child(3) {
  background: var(--topic-blue);
}

@media (max-width: 820px) {
  .maths-topic-hero h1 {
    font-size: 3rem;
  }

  .maths-topic-band,
  .maths-topic-widget-card,
  .maths-topic-angle-widget,
  .maths-topic-area-widget,
  .maths-topic-chance-widget,
  .maths-topic-data-widget,
  .maths-topic-fraction-widget,
  .maths-topic-measurement-widget,
  .maths-topic-money-widget,
  .maths-topic-multiply-widget,
  .maths-topic-number-line-widget,
  .maths-topic-place-widget,
  .maths-topic-shape-widget,
  .maths-topic-solid-widget,
  .maths-topic-clock-widget,
  .maths-topic-card--with-visual,
  .maths-topic-grid,
  .maths-topic-link-grid,
  .maths-topic-quiz-list,
  .maths-topic-fraction-summary,
  .maths-topic-fraction-equal-visual,
  .maths-topic-fraction-number-visual,
  .maths-topic-fraction-unit-visual,
  .maths-topic-fraction-equivalent-visual,
  .maths-topic-fraction-compare-visual,
  .maths-topic-place-digit-visual,
  .maths-topic-place-zero-visual,
  .maths-topic-place-regroup-visual,
  .maths-topic-place-compare-visual,
  .maths-topic-angle-type-grid,
  .maths-topic-angle-same-grid,
  .maths-topic-angle-compare-grid,
  .maths-topic-multiply-array-visual,
  .maths-topic-multiply-groups-visual,
  .maths-topic-multiply-symbol-visual,
  .maths-topic-area-measure-list,
  .maths-topic-area-units-visual,
  .maths-topic-area-compare-grid,
  .maths-topic-chance-model,
  .maths-topic-chance-scale-visual,
  .maths-topic-chance-fair-visual,
  .maths-topic-chance-compare-visual,
  .maths-topic-data-question-visual > div,
  .maths-topic-data-compare-visual,
  .maths-topic-measurement-choice-visual,
  .maths-topic-measurement-units-visual,
  .maths-topic-money-equivalent-visual,
  .maths-topic-money-two-column,
  .maths-topic-money-writing-visual,
  .maths-topic-money-change-cards,
  .maths-topic-number-line-beyond-visual,
  .maths-topic-shape-polygon-visual,
  .maths-topic-solid-compare-visual,
  .maths-topic-solid-parts-visual,
  .maths-topic-solid-prism-pyramid-visual,
  .maths-topic-solid-net-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-shape-name-grid,
  .maths-topic-quadrilateral-grid,
  .maths-topic-solid-name-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .maths-topic-clock-face {
    width: min(100%, 240px);
  }

  .maths-topic-page--multiplication .maths-topic-multiply-widget,
  .maths-topic-page--multiplication .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--money .maths-topic-money-widget,
  .maths-topic-page--money .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--length-mass-capacity .maths-topic-measurement-widget,
  .maths-topic-page--length-mass-capacity .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--fractions .maths-topic-fraction-widget,
  .maths-topic-page--fractions .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--number-lines .maths-topic-number-line-widget,
  .maths-topic-page--number-lines .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--place-value .maths-topic-place-widget,
  .maths-topic-page--place-value .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--angles .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--angles .maths-topic-angle-same-grid {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--shapes .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--3d-objects .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--chance .maths-topic-grid > .maths-topic-card--with-visual {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--multiplication .maths-topic-multiply-controls,
  .maths-topic-page--multiplication .maths-topic-multiply-button-groups {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--money .maths-topic-money-controls {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--length-mass-capacity .maths-topic-measurement-controls {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--fractions .maths-topic-fraction-controls {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--number-lines .maths-topic-number-line-controls {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--place-value .maths-topic-place-controls {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--multiplication .maths-topic-multiply-fact-list,
  .maths-topic-page--multiplication .maths-topic-multiply-button-groups {
    grid-column: auto;
  }

  .maths-topic-page--money .maths-topic-money-fact-list,
  .maths-topic-page--money .maths-topic-money-button-set {
    grid-column: auto;
  }

  .maths-topic-page--length-mass-capacity .maths-topic-measurement-fact-list,
  .maths-topic-page--length-mass-capacity .maths-topic-measurement-button-set {
    grid-column: auto;
  }

  .maths-topic-page--fractions .maths-topic-fraction-fact-list,
  .maths-topic-page--fractions .maths-topic-fraction-button-set {
    grid-column: auto;
  }

  .maths-topic-page--number-lines .maths-topic-number-line-fact-list,
  .maths-topic-page--number-lines .maths-topic-number-line-button-set {
    grid-column: auto;
  }

  .maths-topic-page--place-value .maths-topic-place-fact-list,
  .maths-topic-page--place-value .maths-topic-place-button-set {
    grid-column: auto;
  }
}

@media (max-width: 520px) {
  .maths-topic-shell {
    gap: 10px;
  }

  .maths-topic-hero,
  .maths-topic-band,
  .maths-topic-widget-card,
  .maths-topic-jump,
  .maths-topic-quiz,
  .maths-topic-card,
  .maths-topic-links-card {
    padding: 10px;
  }

  .maths-topic-hero h1 {
    font-size: 2.4rem;
  }

  .maths-topic-actions,
  .maths-topic-chip-list,
  .maths-topic-idea-tiles,
  .maths-topic-tool-tiles,
  .maths-topic-fact-tiles,
  .maths-topic-money-count-list,
  .maths-topic-chance-trial-table div,
  .maths-topic-data-row,
  .maths-topic-data-bar-row,
  .maths-topic-data-picture-row,
  .maths-topic-fraction-summary__tiles {
    display: grid;
    grid-template-columns: 1fr;
  }

  .maths-topic-angle-buttons,
  .maths-topic-area-buttons,
  .maths-topic-chance-buttons,
  .maths-topic-data-buttons,
  .maths-topic-fraction-buttons,
  .maths-topic-measurement-buttons,
  .maths-topic-money-buttons,
  .maths-topic-multiply-buttons,
  .maths-topic-number-line-buttons,
  .maths-topic-place-buttons,
  .maths-topic-shape-buttons,
  .maths-topic-solid-buttons,
  .maths-topic-clock-buttons {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .maths-topic-angle-real-tiles,
  .maths-topic-degree-facts,
  .maths-topic-area-measure-list,
  .maths-topic-area-units-visual,
  .maths-topic-area-compare-grid,
  .maths-topic-chance-scale-visual,
  .maths-topic-chance-fair-visual,
  .maths-topic-chance-compare-visual,
  .maths-topic-data-question-visual > div,
  .maths-topic-data-compare-visual,
  .maths-topic-measurement-choice-visual,
  .maths-topic-measurement-units-visual,
  .maths-topic-measurement-compare-row,
  .maths-topic-measurement-fill-row,
  .maths-topic-fraction-equal-visual,
  .maths-topic-money-equivalent-visual,
  .maths-topic-money-two-column,
  .maths-topic-money-writing-visual,
  .maths-topic-money-change-cards,
  .maths-topic-number-line-direction,
  .maths-topic-number-line-beyond-visual,
  .maths-topic-place-digit-visual,
  .maths-topic-multiply-skip-track,
  .maths-topic-shape-name-grid,
  .maths-topic-quadrilateral-grid,
  .maths-topic-solid-name-grid {
    grid-template-columns: 1fr;
  }

  .maths-topic-shape-property-row,
  .maths-topic-multiply-fact-row,
  .maths-topic-solid-property-row {
    grid-template-columns: 1fr;
  }

  .maths-topic-shape-property-row--head,
  .maths-topic-multiply-fact-row--head,
  .maths-topic-solid-property-row--head {
    display: none;
  }

  .maths-topic-shape-property-list span,
  .maths-topic-area-fact-list span,
  .maths-topic-chance-fact-list span,
  .maths-topic-data-fact-list span,
  .maths-topic-fraction-fact-list span,
  .maths-topic-measurement-fact-list span,
  .maths-topic-money-fact-list span,
  .maths-topic-multiply-fact-list span,
  .maths-topic-number-line-fact-list span,
  .maths-topic-place-fact-list span,
  .maths-topic-solid-property-list span {
    grid-template-columns: 1fr;
  }

  .maths-topic-multiply-symbol-sign {
    min-height: 18px;
  }

  .maths-topic-fraction-equals,
  .maths-topic-fraction-compare-sign,
  .maths-topic-place-compare-sign {
    justify-self: center;
    width: 42px;
    min-height: 34px;
    font-size: 1.5rem;
  }

  .maths-topic-chance-outcome-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .maths-topic-place-house {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .maths-topic-place-house__cell {
    border-right: 0;
    border-bottom: 3px solid var(--dmr-ink, #212121);
  }

  .maths-topic-place-house__cell:nth-child(odd) {
    border-right: 3px solid var(--dmr-ink, #212121);
  }

  .maths-topic-place-house__cell:nth-child(n + 3) {
    border-bottom: 0;
  }

  .maths-topic-place-house__cell strong {
    font-size: 1.65rem;
  }

  .maths-topic-place-blocks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .maths-topic-fraction-number-line {
    min-height: 132px;
    padding-inline: 14px;
  }

  .maths-topic-fraction-number-line__track em {
    font-size: 0.76rem;
  }

  .maths-topic-number-line-model {
    min-height: 126px;
    padding: 46px 12px 34px;
  }

  .maths-topic-number-line-model__tick em {
    font-size: 0.72rem;
  }

  .maths-topic-number-line-model__marker {
    min-width: 44px;
    min-height: 34px;
    font-size: 0.98rem;
  }

  .maths-topic-multiply-array div {
    grid-template-columns: repeat(4, 22px) minmax(42px, auto);
  }

  .maths-topic-page--multiplication .maths-topic-multiply-skip-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .maths-topic-page--multiplication .maths-topic-multiply-array-labels {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--multiplication .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--money .maths-topic-money-equivalent-visual,
  .maths-topic-page--money .maths-topic-money-two-column,
  .maths-topic-page--money .maths-topic-money-writing-visual,
  .maths-topic-page--money .maths-topic-money-change-cards,
  .maths-topic-page--money .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--length-mass-capacity .maths-topic-measurement-choice-visual,
  .maths-topic-page--length-mass-capacity .maths-topic-measurement-units-visual,
  .maths-topic-page--length-mass-capacity .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--fractions .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--number-lines .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--place-value .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--angles .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--shapes .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--3d-objects .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--graphs-data .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--chance .maths-topic-unit-strip {
    grid-template-columns: 1fr;
  }

  .maths-topic-page--length-mass-capacity .maths-topic-measurement-buttons {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .maths-topic-unit-step {
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .maths-topic-unit-step em,
  .maths-topic-unit-step p {
    grid-column: 2;
  }

  .maths-topic-example-list div {
    grid-template-columns: 1fr;
  }

  .maths-topic-jump {
    grid-template-columns: 1fr;
    gap: 6px;
    top: calc(var(--dmr-shell-top-padding, 88px) - 6px + env(safe-area-inset-top, 0px));
  }

  .maths-topic-jump__label {
    width: fit-content;
    min-height: 30px;
  }

  .maths-topic-jump__links a {
    min-height: 32px;
    font-size: 0.8rem;
  }

  body.maths-topic-page :is(
    #topicTitle,
    #topicBigIdeaTitle,
    #topicWidgetTitle,
    #topicUnitsTitle,
    #topicFactsTitle,
    #topicQuizTitle,
    #topicExamplesTitle,
    #topicRelatedLinks,
    .maths-topic-card--with-visual[id]
  ) {
    scroll-margin-top: calc(var(--dmr-shell-top-padding, 88px) + 98px + env(safe-area-inset-top, 0px));
  }
}