:root {
  color-scheme: light;
}

html,
body {
  width: 100%;
  min-width: 0;
  min-height: 100%;
  margin: 0;
  background: transparent;
  overflow: hidden;
}

.product-demo-body {
  font-family: var(--font-body, "Atkinson Hyperlegible", system-ui, sans-serif);
  color: var(--ink);
}

.product-demo {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: 100%;
  height: 100dvh;
  min-height: 38rem;
  border: 0;
  background:
    radial-gradient(circle at 8% 0%,
      color-mix(in srgb, var(--accent) 17%, transparent 83%),
      transparent 31%),
    radial-gradient(circle at 92% 20%,
      color-mix(in srgb, var(--accent-blue) 10%, transparent 90%),
      transparent 30%),
    linear-gradient(180deg,
      color-mix(in srgb, var(--paper-strong) 84%, white 16%) 0%,
      var(--paper) 58%,
      var(--paper-deep) 100%);
  overflow: hidden;
  isolation: isolate;
}

.product-demo::before {
  content: none;
}

.product-demo-nav,
.product-demo-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  min-width: 0;
  border-color: var(--rule);
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--panel-strong) 88%, transparent 12%),
      color-mix(in srgb, var(--panel-accent) 55%, var(--panel-strong) 45%));
}

.product-demo-nav {
  min-height: 3.45rem;
  padding: 0.52rem 0.9rem;
  border-bottom: 1px solid var(--rule);
}

.product-demo-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 8.5rem;
}

.product-demo-brand__mark {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  background: var(--accent);
  color: #07120d;
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.82rem;
  font-weight: 800;
}

.product-demo-brand__name {
  color: var(--ink);
  font-family: var(--font-display, "Lora", serif);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
}

.product-demo-nav__links,
.product-demo-dots {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-width: 0;
}

.product-demo-nav__link,
.product-demo-dot,
.product-demo-button,
.product-demo-rating,
.product-demo-badge,
.product-demo-label,
.product-demo-field__label,
.product-demo-controls__status {
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1;
  text-transform: uppercase;
}

.product-demo-nav__link,
.product-demo-button,
.product-demo-rating,
.product-demo-deck-row,
.product-demo-dot {
  appearance: none;
  border-radius: 0;
  font: inherit;
  cursor: pointer;
}

.product-demo-nav__link {
  min-height: 2rem;
  padding: 0 0.72rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
}

.product-demo-nav__link.is-active {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--rule) 62%);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--ink);
}

.product-demo-nav__status,
.product-demo-controls__status,
.product-demo-muted {
  color: var(--muted);
}

.product-demo-nav__status {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  white-space: nowrap;
}

.product-demo-stage {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.product-demo-screen {
  position: absolute;
  inset: 0;
  display: grid;
  gap: clamp(0.85rem, 1.6vw, 1.15rem);
  min-width: 0;
  padding: clamp(0.85rem, 1.8vw, 1.25rem);
  opacity: 0;
  pointer-events: none;
  transform: translate3d(1.1rem, 0, 0) scale(0.988);
  transition:
    opacity 360ms ease,
    transform 360ms ease;
}

.product-demo-screen.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translate3d(0, 0, 0) scale(1);
}

.product-demo-screen--translate {
  grid-template-columns: minmax(19rem, 0.95fr) minmax(0, 1.05fr);
  grid-template-rows: auto auto 1fr;
  align-items: start;
}

.product-demo-screen--review {
  align-items: center;
  justify-items: center;
}

.product-demo-screen--decks {
  grid-template-columns: minmax(13rem, 0.34fr) minmax(0, 1fr);
  align-items: start;
}

.product-demo-screen--library {
  grid-template-columns: minmax(0, 1fr);
  align-items: stretch;
}

.product-demo-composer,
.product-demo-card,
.product-demo-sidebar {
  border: 1px solid var(--rule);
  background: var(--panel);
  box-shadow: var(--surface-shadow);
}

.product-demo-composer {
  grid-column: 1;
  grid-row: 1;
  gap: 0.78rem;
  padding: clamp(0.9rem, 2vw, 1.15rem);
}

.product-demo-card {
  min-width: 0;
}

.product-demo-card__header,
.product-demo-card__footer,
.product-demo-deck-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.product-demo-card__header {
  padding: 0.95rem 1rem 0.8rem;
  border-bottom: 1px solid var(--rule);
}

.product-demo-card__body {
  display: grid;
  gap: 1rem;
  padding: 1rem;
}

.product-demo-screen--translate .product-demo-card__header {
  padding: 0.78rem 0.95rem 0.68rem;
}

.product-demo-screen--translate .product-demo-card__body {
  gap: 0.72rem;
  padding: 0.82rem 0.95rem;
}

.product-demo-screen--translate .translation-result__section {
  gap: 0.18rem;
}

.product-demo-screen--translate .translation-result__value {
  font-size: 0.98rem;
  line-height: 1.34;
}

.product-demo-screen--translate .translation-result__value--translated {
  font-size: 1.08rem;
  line-height: 1.28;
}

.product-demo-screen--translate .hiisi-pronunciation__value {
  font-size: 0.82rem;
  line-height: 1.25;
}

.product-demo-card__footer {
  padding: 0.9rem 1rem 1rem;
  border-top: 1px solid var(--rule);
}

.product-demo-result-stack {
  grid-column: 2;
  grid-row: 1 / span 3;
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.product-demo-note-panel {
  grid-column: 1;
  grid-row: 2;
}

.product-demo-actions-panel {
  grid-column: 1;
  grid-row: 3;
}

.product-demo-note-panel,
.product-demo-actions-panel {
  padding: 0.85rem 1rem;
}

.product-demo-note-panel .product-demo-muted {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
}

.product-demo-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.product-demo-row--header {
  align-items: flex-start;
}

.product-demo-title {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display, "Lora", serif);
  font-size: clamp(1.25rem, 2.1vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.product-demo-label,
.product-demo-field__label {
  margin: 0;
  color: var(--muted);
}

.product-demo-field {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
}

.product-demo-language-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.product-demo-select,
.product-demo-input,
.product-demo-textarea {
  display: block;
  border: 1px solid var(--rule-strong);
  background: color-mix(in srgb, var(--panel-strong) 88%, transparent);
  color: var(--ink);
}

.product-demo-select {
  min-height: 2.7rem;
  padding: 0.65rem 0.72rem;
}

.product-demo-input {
  min-height: 2.85rem;
  padding: 0.68rem 0.8rem;
  font-size: 1.02rem;
  line-height: 1.5;
  overflow: hidden;
  white-space: nowrap;
}

.product-demo-textarea {
  min-height: 8.5rem;
  padding: 0.85rem;
  line-height: 1.5;
  overflow: hidden;
}

.product-demo-typing {
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  overflow-wrap: anywhere;
  vertical-align: bottom;
}

.product-demo.is-playing .product-demo-screen.is-active .product-demo-typing {
  width: 0;
  white-space: nowrap;
  animation: product-demo-type 1350ms steps(58, end) 240ms forwards;
}

.product-demo-counter {
  margin: 0;
}

.product-demo-prompt {
  gap: 0.35rem;
}

.product-demo-composer-actions {
  justify-content: flex-end;
  padding-top: 0.65rem;
  border-top: 1px solid rgba(var(--hiisi-accent-rgb), 0.2);
}

.product-demo-icon-button {
  display: inline-grid;
  width: 2.7rem;
  min-width: 2.7rem;
  height: 2.7rem;
  min-height: 2.7rem;
  place-items: center;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--panel-strong) 62%, transparent);
  color: var(--ink);
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
}

.product-demo-deck-select {
  display: flex;
  height: 2.7rem;
  min-height: 2.7rem;
  align-items: center;
  padding-block: 0;
}

.product-demo-actions-panel .translation-result__footer--sidebar {
  display: grid;
  gap: 0.62rem;
}

.product-demo-actions-panel .translation-result__bookmark-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.62rem;
  align-items: end;
  min-width: 0;
}

.product-demo-actions-panel .translation-save-module__destination {
  min-width: 0;
}

.product-demo-actions-panel .translation-rate-controls {
  justify-content: flex-start;
}

.product-demo-actions-panel .translation-rate-controls__actions {
  display: flex;
  gap: 0.38rem;
  justify-content: flex-start;
}

.product-demo-actions-panel .translation-rate-controls__button {
  min-height: 2.35rem;
  padding-inline: 0.68rem;
}

.product-demo-actions-panel .translation-rate-controls__button--helpful {
  border-color: var(--success);
  background: color-mix(in srgb, var(--success) 8%, transparent 92%);
  color: var(--success);
}

.product-demo-actions-panel .translation-rate-controls__button--retry {
  border-color: var(--rule-strong);
  background: transparent;
  color: var(--ink);
}

.product-demo-rate-icon {
  display: inline-flex;
  width: 1.12rem;
  height: 1.12rem;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  font-size: 0.88rem;
  line-height: 1;
}

.product-demo-language,
.product-demo-language-pair,
.product-demo-badge {
  display: inline-flex;
  align-items: center;
}

.product-demo-language,
.product-demo-badge {
  gap: 0.4rem;
  min-height: 1.95rem;
  padding: 0 0.58rem;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--panel-strong) 74%, transparent);
  color: var(--muted-strong);
  white-space: nowrap;
}

.product-demo-language {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  letter-spacing: 0;
  text-transform: none;
}

.product-demo-language__flag {
  display: block;
  width: 1.25rem;
  height: 0.9rem;
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent 86%);
  object-fit: cover;
}

.product-demo-language-pair {
  gap: 0.48rem;
  flex-wrap: wrap;
}

.product-demo-language-pair .product-demo-language {
  min-height: 1.95rem;
  padding: 0 0.58rem;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--panel-strong) 74%, transparent);
  color: var(--muted-strong);
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.product-demo-language-pair__arrow {
  color: var(--muted);
}

.product-demo-badge--quiet {
  background: transparent;
}

.product-demo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  padding: 0 1rem;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-body, "Atkinson Hyperlegible", system-ui, sans-serif);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.1;
  text-transform: none;
  white-space: nowrap;
}

.product-demo-button--primary {
  border-color: var(--accent-deep);
  background: var(--accent);
  color: #fff;
}

.product-demo-button--secondary {
  border-color: var(--rule);
  background: color-mix(in srgb, var(--panel-strong) 62%, transparent);
  color: var(--ink);
}

.product-demo-button:focus-visible,
.product-demo-icon-button:focus-visible,
.product-demo-nav__link:focus-visible,
.product-demo-dot:focus-visible,
.product-demo-rating:focus-visible,
.product-demo-gate:focus-visible,
.product-demo-deck-row:focus-visible {
  outline: 2px solid var(--accent-deep);
  outline-offset: 2px;
}

.product-demo-token {
  --token-color: var(--grammar-accent-green);
  display: inline;
  padding: 0.01rem 0.12rem 0.08rem;
  color: var(--token-color);
  font-weight: 800;
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--token-color) 10%, transparent 90%),
      color-mix(in srgb, var(--token-color) 16%, transparent 84%));
  box-shadow: inset 0 -2px 0 0 var(--token-color);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.product-demo-token--green { --token-color: var(--grammar-accent-green); }
.product-demo-token--blue { --token-color: var(--grammar-accent-blue); }
.product-demo-token--rose { --token-color: var(--stamp); }
.product-demo-token--amber { --token-color: var(--review-rating-hard); }
.product-demo-token--purple { --token-color: #7f4ca5; }
.product-demo-token--teal { --token-color: #178a90; }

.product-demo.is-playing .product-demo-screen.is-active .product-demo-token {
  animation: product-demo-token-pulse 1400ms ease 900ms both;
}

.product-demo-grammar-form-card {
  padding-block: 0.68rem;
}

.product-demo-grammar-arrow {
  font-size: 0.85rem;
  line-height: 1;
}

.product-demo-review-wrap {
  width: min(100%, 49rem);
}

.product-demo-answer {
  border-top: 1px solid var(--rule);
}

.product-demo-progress-fill,
.product-demo-memory-fill {
  display: block;
  height: 100%;
  background: var(--accent);
  transform-origin: left;
  transform: scaleX(0.25);
}

.product-demo.is-playing .product-demo-screen.is-active .product-demo-progress-fill {
  animation: product-demo-progress 2300ms ease 420ms forwards;
}

.product-demo-rating {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  border: 1px solid var(--rating-color, var(--accent));
  background: transparent;
  color: var(--rating-color, var(--accent));
}

.product-demo-rating--again { --rating-color: var(--danger); }
.product-demo-rating--hard { --rating-color: var(--review-rating-hard); }
.product-demo-rating--good { --rating-color: var(--success); }
.product-demo-rating--easy { --rating-color: var(--accent); }

.product-demo-rating.is-pressed {
  background: var(--rating-color, var(--accent));
  color: var(--ink-on-solid);
}

.product-demo-sidebar {
  display: grid;
  gap: 0.65rem;
  padding: 0.8rem;
  max-height: 100%;
  overflow: hidden;
}

.product-demo-deck-row {
  width: 100%;
  appearance: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.product-demo-sidebar-icon {
  position: relative;
  width: 1rem;
  height: 0.78rem;
  border: 1px solid currentColor;
}

.product-demo-sidebar-icon::before {
  content: "";
  position: absolute;
  top: -0.3rem;
  left: 0.1rem;
  width: 0.46rem;
  height: 0.28rem;
  border: 1px solid currentColor;
  border-bottom: 0;
  background: color-mix(in srgb, var(--panel) 86%, transparent);
}

.product-demo-deck-main {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.product-demo-deck-heading {
  padding: 1rem;
}

.product-demo-deck-heading .product-demo-muted {
  margin: 0.35rem 0 0;
}

.product-demo-flashcard-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-demo-flashcard {
  min-height: 17rem;
}

.product-demo-flashcard .flashcard-card__link {
  cursor: default;
}

.product-demo-flashcard .product-demo-flashcard-languages {
  padding-right: 0;
}

.product-demo-flashcard-language-badge {
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.product-demo-memory-track {
  height: 0.62rem;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--rule) 68%);
  background: color-mix(in srgb, var(--panel-strong) 82%, transparent);
}

.product-demo.is-playing .product-demo-screen.is-active .product-demo-memory-fill {
  animation: product-demo-memory 1900ms ease 680ms forwards;
}

.product-demo-library-shell {
  display: grid;
  gap: 1rem;
  min-width: 0;
  align-content: start;
}

.product-demo-library-heading,
.product-demo-library-filters {
  display: grid;
  gap: 0.85rem;
  padding: 1rem;
  border: 1px solid var(--rule);
  background: var(--panel);
  box-shadow: var(--surface-shadow);
}

.product-demo-library-heading {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.product-demo-library-heading .product-demo-muted {
  margin: 0.35rem 0 0;
}

.product-demo-library-filters {
  grid-template-columns: auto minmax(15rem, 1fr) minmax(10rem, 0.42fr);
  align-items: end;
}

.product-demo-library-filters .starter-decks-triplet-summary__content {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.7rem;
  padding: 0.55rem 0.72rem;
  border: 1px solid var(--rule-strong);
  background: color-mix(in srgb, var(--panel-strong) 88%, transparent);
}

.product-demo-library-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.product-demo-library-grid .starter-decks-card {
  min-height: 20rem;
}

.product-demo-library-grid .starter-decks-card__preview-surface {
  cursor: default;
}

.product-demo-library-chip {
  display: inline-flex;
  min-height: 1.8rem;
  align-items: center;
  padding: 0 0.58rem;
  border: 1px solid rgb(255 255 255 / 0.3);
  background: rgb(255 255 255 / 0.22);
  color: #fff;
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-demo-topic-icon {
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.product-demo-meta-icon {
  color: hsl(var(--topic-color) / 1);
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.64rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-demo-library-grid .starter-decks-card__title {
  margin: 0;
}

.product-demo-library-grid .starter-deck-status-panel__button {
  width: 100%;
}

.product-demo-controls {
  min-height: 2.45rem;
  padding: 0.42rem 0.9rem;
  border-top: 1px solid var(--rule);
}

.product-demo-dot {
  width: 0.72rem;
  height: 0.72rem;
  padding: 0;
  border: 1px solid var(--rule-strong);
  background: transparent;
}

.product-demo-dot.is-active {
  border-color: var(--accent-deep);
  background: var(--accent);
}

.product-demo-gate {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: grid;
  grid-auto-rows: max-content;
  align-content: center;
  justify-items: center;
  gap: 0.8rem;
  padding: 0;
  border: 0;
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.34), rgb(255 255 255 / 0.14)),
    color-mix(in srgb, var(--paper) 42%, transparent);
  color: var(--ink);
  cursor: pointer;
  backdrop-filter: blur(18px) saturate(1.25);
  -webkit-backdrop-filter: blur(18px) saturate(1.25);
  transition:
    opacity 420ms ease,
    transform 420ms ease,
    visibility 420ms ease;
}

.product-demo.is-started .product-demo-gate {
  opacity: 0;
  pointer-events: none;
  transform: scale(1.02);
  visibility: hidden;
}

.product-demo-gate__button {
  display: grid;
  width: clamp(5rem, 10vw, 7rem);
  height: clamp(5rem, 10vw, 7rem);
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent-deep) 72%, var(--rule) 28%);
  background: var(--accent);
  box-shadow:
    0 1.4rem 3.2rem color-mix(in srgb, var(--accent) 26%, transparent),
    inset 0 1px 0 rgb(255 255 255 / 0.28);
}

.product-demo-gate__icon {
  width: 0;
  height: 0;
  margin-left: 0.28rem;
  border-top: 1rem solid transparent;
  border-bottom: 1rem solid transparent;
  border-left: 1.55rem solid #fff;
}

.product-demo-gate__label {
  font-family: var(--font-mono, "Berkeley Mono", "JetBrains Mono", monospace);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-demo-pointer {
  position: absolute;
  z-index: 12;
  left: 0;
  top: 0;
  width: 1.85rem;
  height: 2.3rem;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 32 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 3v29l7.7-7.1 4.7 11.7 5.4-2.2-4.8-11.5h11.1L3 3Z' fill='white' stroke='%230b0f0d' stroke-width='2.25' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  filter: drop-shadow(0 0.5rem 0.75rem rgb(0 0 0 / 0.26));
  opacity: 0;
  pointer-events: none;
  transform: translate3d(18vw, 42vh, 0);
}

.product-demo-pointer::after {
  content: none;
}

.product-demo.is-playing .product-demo-pointer {
  opacity: 1;
}

.product-demo-rise {
  opacity: 1;
  transform: none;
}

.product-demo.is-playing .product-demo-screen.is-active .product-demo-rise {
  opacity: 0;
  transform: translateY(0.8rem);
  animation: product-demo-rise 620ms ease both;
}

.product-demo.is-playing .product-demo-screen.is-active .product-demo-delay-1 { animation-delay: 130ms; }
.product-demo.is-playing .product-demo-screen.is-active .product-demo-delay-2 { animation-delay: 280ms; }
.product-demo.is-playing .product-demo-screen.is-active .product-demo-delay-3 { animation-delay: 440ms; }
.product-demo.is-playing .product-demo-screen.is-active .product-demo-delay-4 { animation-delay: 600ms; }

@keyframes product-demo-rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes product-demo-type {
  to { width: 100%; }
}

@keyframes product-demo-progress {
  to { transform: scaleX(0.25); }
}

@keyframes product-demo-memory {
  to { transform: scaleX(0.78); }
}

@keyframes product-demo-token-pulse {
  0%, 100% { filter: saturate(1); }
  45% { filter: saturate(1.55) brightness(1.08); }
}

@media (max-width: 920px) {
  .product-demo {
    min-height: 43rem;
  }

  .product-demo-nav {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .product-demo-brand {
    min-width: 0;
  }

  .product-demo-nav__links {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.15rem;
  }

  .product-demo-screen {
    overflow-y: auto;
  }

  .product-demo-screen--translate,
  .product-demo-screen--review,
  .product-demo-screen--decks,
  .product-demo-screen--library {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-demo-screen--translate {
    grid-template-rows: auto;
  }

  .product-demo-composer,
  .product-demo-result-stack,
  .product-demo-note-panel,
  .product-demo-actions-panel {
    grid-column: 1;
    grid-row: auto;
  }

  .product-demo-sidebar {
    display: none;
  }

  .product-demo-flashcard-grid,
  .product-demo-library-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-demo-flashcard:nth-child(n+3),
  .product-demo-library-grid .starter-decks-card:nth-child(n+3) {
    display: none;
  }

  .product-demo-library-heading,
  .product-demo-library-filters {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-demo-library-heading {
    align-items: stretch;
  }

  .product-demo-card__footer,
  .product-demo-row {
    align-items: stretch;
    flex-direction: column;
  }

  .product-demo-button {
    width: 100%;
  }

  .product-demo-input {
    white-space: normal;
  }

  .product-demo-language-row,
  .review-rating__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .product-demo {
    min-height: 41rem;
  }

  .product-demo-nav {
    min-height: 3.2rem;
    padding: 0.5rem;
  }

  .product-demo-brand__mark {
    width: 1.9rem;
    height: 1.9rem;
  }

  .product-demo-brand__name {
    font-size: 1.05rem;
  }

  .product-demo-nav__status {
    display: none;
  }

  .product-demo-stage {
    min-height: 0;
  }

  .product-demo-screen {
    gap: 0.7rem;
    padding: 0.7rem;
  }

  .product-demo-card__body,
  .product-demo-card__header,
  .product-demo-card__footer,
  .product-demo-deck-heading {
    padding: 0.75rem;
  }

  .product-demo-controls__status {
    display: none;
  }
}