.sentence-rnn-shell {
  display: block;
}

html.sentence-rnn-modal-open,
body.sentence-rnn-modal-open {
  overflow: hidden;
  overscroll-behavior: none;
}

.sentence-rnn {
  --sr-bg: #f8fafc;
  --sr-panel: #ffffff;
  --sr-panel-soft: #f4f7fb;
  --sr-text: #172033;
  --sr-muted: #667085;
  --sr-border: #cfd6e1;
  --sr-blue: #2563eb;
  --sr-blue-soft: #e8f0ff;
  --sr-on-accent: #ffffff;
  --sr-purple: #7c3aed;
  --sr-purple-soft: #f1eafe;
  --sr-green: #157f52;
  --sr-green-soft: #e8f7ef;
  --sr-red: #c23b3b;
  --sr-red-soft: #fcecec;
  --sr-amber: #9a5a00;
  --sr-amber-soft: #fff3d6;
  margin: 1.75rem 0;
  padding: 1.05rem;
  border: 1px solid var(--sr-border);
  border-radius: 14px;
  background:
    radial-gradient(circle at 98% 1%, var(--sr-purple-soft), transparent 24rem),
    radial-gradient(circle at 2% 99%, var(--sr-blue-soft), transparent 24rem),
    var(--sr-bg);
  color: var(--sr-text);
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.07);
  outline: none;
}

.sentence-rnn-shell.is-fullscreen {
  position: fixed;
  z-index: 2147483000;
  inset: 0;
  display: grid;
  padding: clamp(0.4rem, 1.35vw, 1.15rem);
  place-items: center;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(10px);
}

.sentence-rnn.is-fullscreen {
  width: 100%;
  max-width: 112rem;
  height: 100%;
  max-height: 100%;
  margin: 0;
  padding: clamp(0.75rem, 1.25vw, 1.2rem);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  border-color: color-mix(in srgb, var(--sr-blue) 45%, var(--sr-border));
  border-radius: 16px;
  box-sizing: border-box;
  box-shadow: 0 28px 90px rgba(2, 6, 23, 0.42);
  scrollbar-gutter: stable;
}

.dark .sentence-rnn {
  --sr-bg: #111827;
  --sr-panel: #1f2937;
  --sr-panel-soft: #182231;
  --sr-text: #e5e7eb;
  --sr-muted: #a8b0bf;
  --sr-border: #3d485a;
  --sr-blue: #75a7ff;
  --sr-blue-soft: #1b3159;
  --sr-on-accent: #111827;
  --sr-purple: #bd9cff;
  --sr-purple-soft: #2e2450;
  --sr-green: #55d59a;
  --sr-green-soft: #153b2d;
  --sr-red: #ff8585;
  --sr-red-soft: #482427;
  --sr-amber: #ffc96b;
  --sr-amber-soft: #443217;
}

.dark .sentence-rnn-shell.is-fullscreen {
  background: rgba(2, 6, 23, 0.82);
}

.sentence-rnn:focus-visible {
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--sr-blue) 35%, transparent),
    0 8px 30px rgba(15, 23, 42, 0.07);
}

.sentence-rnn__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

.sentence-rnn__header-copy {
  min-width: 0;
}

.sentence-rnn__eyebrow {
  margin-bottom: 0.12rem;
  color: var(--sr-purple);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sentence-rnn__title {
  max-width: 43rem;
  margin: 0;
  font-size: clamp(1.12rem, 2vw, 1.46rem);
  font-weight: 760;
  line-height: 1.25;
}

.sentence-rnn__subtitle {
  max-width: 48rem;
  margin: 0.3rem 0 0;
  color: var(--sr-muted);
  font-size: 0.83rem;
  line-height: 1.45;
}

.sentence-rnn__subtitle code {
  color: var(--sr-text);
}

.sentence-rnn__dimensions {
  margin-top: 0.25rem;
  color: var(--sr-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.74rem;
}

.sentence-rnn__close {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.48rem 0.75rem;
  border: 1px solid var(--sr-border);
  border-radius: 8px;
  background: var(--sr-panel);
  color: var(--sr-text);
  font: inherit;
  font-size: 0.76rem;
  font-weight: 760;
  cursor: pointer;
}

.sentence-rnn__close[hidden] {
  display: none;
}

.sentence-rnn__close > span {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 0.8;
}

.sentence-rnn__close:hover {
  border-color: var(--sr-blue);
  color: var(--sr-blue);
}

.sentence-rnn__close:focus-visible,
.sentence-rnn__launch-button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--sr-blue) 38%, transparent);
  outline-offset: 2px;
}

.sentence-rnn__launch-panel {
  display: none;
}

.sentence-rnn.is-ready:not(.is-fullscreen) .sentence-rnn__launch-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "copy action"
    "flow action";
  align-items: center;
  gap: 0.85rem 1.2rem;
  padding: clamp(0.85rem, 2vw, 1.2rem);
  border: 1px solid color-mix(in srgb, var(--sr-blue) 45%, var(--sr-border));
  border-radius: 11px;
  background:
    linear-gradient(
      115deg,
      color-mix(in srgb, var(--sr-blue-soft) 76%, var(--sr-panel)),
      color-mix(in srgb, var(--sr-purple-soft) 62%, var(--sr-panel))
    );
}

.sentence-rnn.is-ready:not(.is-fullscreen) .sentence-rnn__interactive {
  display: none;
}

.sentence-rnn__launch-copy {
  grid-area: copy;
}

.sentence-rnn__launch-copy strong {
  display: block;
  font-size: 0.9rem;
  line-height: 1.35;
}

.sentence-rnn__launch-copy p {
  max-width: 49rem;
  margin: 0.3rem 0 0;
  color: var(--sr-muted);
  font-size: 0.76rem;
  line-height: 1.48;
}

.sentence-rnn__launch-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.55rem;
}

.sentence-rnn__launch-facts span {
  padding: 0.23rem 0.48rem;
  border: 1px solid color-mix(in srgb, var(--sr-border) 80%, transparent);
  border-radius: 99px;
  background: color-mix(in srgb, var(--sr-panel) 84%, transparent);
  color: var(--sr-muted);
  font-size: 0.65rem;
  font-weight: 720;
}

.sentence-rnn__launch-flow {
  display: flex;
  grid-area: flow;
  min-width: 0;
  align-items: center;
  gap: 0.38rem;
  overflow-x: auto;
  padding: 0.12rem 0 0.25rem;
  color: var(--sr-purple);
  scrollbar-width: thin;
}

.sentence-rnn__launch-flow span {
  flex: 0 0 auto;
  padding: 0.28rem 0.5rem;
  border: 1px solid var(--sr-border);
  border-radius: 6px;
  background: var(--sr-panel);
  color: var(--sr-text);
  font-size: 0.65rem;
  font-weight: 720;
  white-space: nowrap;
}

.sentence-rnn__launch-flow b {
  flex: 0 0 auto;
  font-size: 0.74rem;
}

.sentence-rnn__launch-button {
  display: inline-flex;
  grid-area: action;
  min-height: 3.2rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.68rem 1rem;
  border: 1px solid var(--sr-blue);
  border-radius: 9px;
  background: var(--sr-blue);
  color: var(--sr-on-accent);
  box-shadow: 0 8px 18px color-mix(in srgb, var(--sr-blue) 22%, transparent);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 780;
  line-height: 1.25;
  cursor: pointer;
}

.sentence-rnn__launch-button:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.sentence-rnn__launch-button > span {
  font-size: 1rem;
}

.sentence-rnn.is-fullscreen .sentence-rnn__launch-panel {
  display: none;
}

.sentence-rnn.is-fullscreen .sentence-rnn__close {
  position: fixed;
  z-index: 2147483040;
  top: clamp(0.75rem, 1.8vw, 1.55rem);
  right: clamp(0.75rem, 1.8vw, 1.55rem);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
}

.sentence-rnn.is-fullscreen .sentence-rnn__header {
  padding-right: 6.5rem;
}

.sentence-rnn.is-fullscreen .sentence-rnn__sticky {
  top: 0;
  padding-right: 6.75rem;
}

.sentence-rnn.is-fullscreen .sentence-rnn__content {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  grid-template-areas:
    "batch workspace"
    "explanation workspace"
    "honesty honesty";
  align-items: start;
  gap: 0.8rem;
}

.sentence-rnn.is-fullscreen .sentence-rnn__batch-board {
  grid-area: batch;
}

.sentence-rnn.is-fullscreen .sentence-rnn__workspace {
  grid-area: workspace;
  min-height: 0;
  margin-top: 0;
}

.sentence-rnn.is-fullscreen .sentence-rnn__matrices {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 0;
}

.sentence-rnn.is-fullscreen .sentence-rnn__explanation {
  grid-area: explanation;
  margin-top: 0;
}

.sentence-rnn.is-fullscreen .sentence-rnn__explanation-grid {
  grid-template-columns: 1fr;
}

.sentence-rnn.is-fullscreen .sentence-rnn__honesty {
  grid-area: honesty;
  margin-top: 0;
}

.sentence-rnn__sticky {
  position: sticky;
  top: 4.25rem;
  z-index: 30;
  margin: 0 -0.35rem 0.8rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid color-mix(in srgb, var(--sr-border) 82%, transparent);
  border-radius: 11px;
  background: color-mix(in srgb, var(--sr-panel) 93%, transparent);
  box-shadow: 0 7px 22px rgba(15, 23, 42, 0.12);
  backdrop-filter: blur(12px);
}

.sentence-rnn__toolbar-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.sentence-rnn__status {
  min-height: 1.4rem;
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.35;
}

.sentence-rnn__controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sentence-rnn__controls button,
.sentence-rnn__controls select {
  min-height: 2.75rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--sr-border);
  border-radius: 7px;
  background: var(--sr-panel);
  color: var(--sr-text);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.sentence-rnn__controls button:hover,
.sentence-rnn__controls select:hover {
  border-color: var(--sr-blue);
}

.sentence-rnn__controls button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.sentence-rnn__controls button:focus-visible,
.sentence-rnn__controls select:focus-visible,
.sentence-rnn__tabs button:focus-visible,
.sentence-rnn__stage-nav button:focus-visible,
.sentence-rnn__timestep-nav button:focus-visible,
.sentence-rnn__operation-nav button:focus-visible,
.sentence-rnn__sentence-picker button:focus-visible,
.sentence-rnn__feature-picker button:focus-visible,
.sentence-rnn__batch-row:focus-visible {
  outline: 2px solid var(--sr-blue);
  outline-offset: 2px;
}

.sentence-rnn__controls .sentence-rnn__primary {
  border-color: var(--sr-blue);
  background: var(--sr-blue);
  color: var(--sr-on-accent);
  font-weight: 750;
}

.sentence-rnn__controls label {
  display: flex;
  align-items: center;
  gap: 0.32rem;
  color: var(--sr-muted);
  font-size: 0.73rem;
}

.sentence-rnn__progress {
  height: 5px;
  margin-top: 0.45rem;
  overflow: hidden;
  border-radius: 99px;
  background: var(--sr-border);
}

.sentence-rnn__progress > div {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sr-blue), var(--sr-purple));
  transition: width 180ms ease;
}

.sentence-rnn__tabs {
  display: flex;
  gap: 0.3rem;
  margin-top: 0.45rem;
  border-bottom: 1px solid var(--sr-border);
}

.sentence-rnn__tabs button {
  min-height: 2.75rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  background: transparent;
  color: var(--sr-muted);
  font: inherit;
  font-size: 0.74rem;
  font-weight: 750;
  cursor: pointer;
}

.sentence-rnn__tabs button:hover {
  color: var(--sr-blue);
}

.sentence-rnn__tabs button.is-current {
  border-color: var(--sr-border);
  background: var(--sr-blue-soft);
  color: var(--sr-blue);
}

.sentence-rnn__tab-panel {
  height: 7.6rem;
  overflow: auto;
  padding: 0.5rem 0.1rem 0;
}

.sentence-rnn__tab-panel[hidden] {
  display: none;
}

.sentence-rnn__timestep-nav,
.sentence-rnn__operation-nav,
.sentence-rnn__sentence-picker,
.sentence-rnn__feature-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.34rem;
}

.sentence-rnn__stage-nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0;
  width: 100%;
  overflow-x: auto;
  padding: 0.28rem 0.2rem 0.58rem;
  scroll-behavior: smooth;
  scroll-padding-inline: 0.2rem;
  scroll-snap-type: x proximity;
  scrollbar-color: var(--sr-border) transparent;
  scrollbar-width: thin;
}

.sentence-rnn__stage-nav::-webkit-scrollbar {
  height: 5px;
}

.sentence-rnn__stage-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sentence-rnn__stage-nav::-webkit-scrollbar-thumb {
  border-radius: 99px;
  background: var(--sr-border);
}

.sentence-rnn__stage-nav button,
.sentence-rnn__timestep-nav button,
.sentence-rnn__operation-nav button,
.sentence-rnn__sentence-picker button,
.sentence-rnn__feature-picker button {
  min-height: 2.75rem;
  padding: 0.34rem 0.55rem;
  border: 1px solid var(--sr-border);
  border-radius: 7px;
  background: var(--sr-panel);
  color: var(--sr-muted);
  font: inherit;
  font-size: 0.7rem;
  font-weight: 720;
  cursor: pointer;
}

.sentence-rnn__stage-nav button {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.38rem;
  min-height: 2.45rem;
  padding: 0.32rem 0.55rem 0.32rem 0.36rem;
  scroll-snap-align: center;
  white-space: nowrap;
}

.sentence-rnn__stage-number {
  display: inline-grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  border-radius: 50%;
  background: var(--sr-panel-soft);
  color: var(--sr-muted);
  font-size: 0.61rem;
  font-weight: 850;
  line-height: 1;
}

.sentence-rnn__stage-nav button.is-complete .sentence-rnn__stage-number {
  background: var(--sr-green);
  color: var(--sr-on-accent);
}

.sentence-rnn__stage-nav button.is-current .sentence-rnn__stage-number {
  background: var(--sr-on-accent);
  color: var(--sr-blue);
}

.sentence-rnn__stage-connector {
  display: inline-flex;
  flex: 0 0 1.15rem;
  align-items: center;
  height: 2.45rem;
  color: var(--sr-border);
}

.sentence-rnn__stage-connector > span {
  position: relative;
  width: 100%;
  height: 2px;
  background: currentColor;
}

.sentence-rnn__stage-connector > span::after {
  position: absolute;
  top: 50%;
  right: -1px;
  width: 0.38rem;
  height: 0.38rem;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  content: "";
  transform: translateY(-50%) rotate(45deg);
}

.sentence-rnn__stage-connector.is-complete {
  color: var(--sr-green);
}

.sentence-rnn__stage-nav button:hover,
.sentence-rnn__timestep-nav button:hover,
.sentence-rnn__operation-nav button:hover,
.sentence-rnn__sentence-picker button:hover,
.sentence-rnn__feature-picker button:hover {
  border-color: var(--sr-blue);
  color: var(--sr-blue);
}

.sentence-rnn__stage-nav button.is-complete {
  border-color: var(--sr-green);
  background: var(--sr-green-soft);
  color: var(--sr-green);
}

.sentence-rnn__stage-nav button.is-current,
.sentence-rnn__timestep-nav button.is-current,
.sentence-rnn__operation-nav button.is-current,
.sentence-rnn__sentence-picker button.is-current,
.sentence-rnn__feature-picker button.is-current {
  border-color: var(--sr-blue);
  background: var(--sr-blue);
  color: var(--sr-on-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sr-blue) 17%, transparent);
}

.sentence-rnn__scrubber-label {
  display: grid;
  grid-template-columns: minmax(8.5rem, 0.24fr) 1fr;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.62rem;
  color: var(--sr-muted);
  font-size: 0.71rem;
  font-weight: 700;
}

.sentence-rnn__scrubber-label input {
  width: 100%;
  accent-color: var(--sr-blue);
}

.sentence-rnn__nav-row {
  display: grid;
  grid-template-columns: minmax(8.5rem, 0.24fr) 1fr;
  align-items: center;
  gap: 0.6rem;
}

.sentence-rnn__nav-row + .sentence-rnn__nav-row {
  margin-top: 0.55rem;
}

.sentence-rnn__nav-row > span,
.sentence-rnn__trace-grid > div > span {
  color: var(--sr-muted);
  font-size: 0.71rem;
  font-weight: 700;
}

.sentence-rnn__trace-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.sentence-rnn__trace-grid > div {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.sentence-rnn__batch-board,
.sentence-rnn__workspace,
.sentence-rnn__plain,
.sentence-rnn__inspector,
.sentence-rnn__matrix-card,
.sentence-rnn__metrics,
.sentence-rnn__honesty {
  border: 1px solid var(--sr-border);
  border-radius: 10px;
  background: var(--sr-panel);
}

.sentence-rnn__batch-board {
  padding: 0.7rem;
}

.sentence-rnn__section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.48rem;
  font-size: 0.78rem;
  font-weight: 800;
}

.sentence-rnn__section-heading small {
  color: var(--sr-muted);
  font-size: 0.67rem;
  font-weight: 500;
}

.sentence-rnn__batch-row {
  position: relative;
  display: grid;
  width: 100%;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem;
  min-height: 5.85rem;
  padding: 0.55rem;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--sr-text);
  text-align: left;
  cursor: pointer;
}

.sentence-rnn__batch-row + .sentence-rnn__batch-row {
  margin-top: 0.3rem;
}

.sentence-rnn__batch-row:hover {
  border-color: var(--sr-border);
  background: var(--sr-panel-soft);
}

.sentence-rnn__batch-row.is-selected {
  border-color: var(--sr-blue);
  background: var(--sr-blue-soft);
  box-shadow: inset 4px 0 0 var(--sr-blue);
}

.sentence-rnn__batch-meta {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 0.1rem;
  font-size: 0.7rem;
}

.sentence-rnn__batch-meta strong {
  color: var(--sr-purple);
  font-size: 0.8rem;
}

.sentence-rnn__batch-meta > span:not(.sentence-rnn__label) {
  color: var(--sr-muted);
}

.sentence-rnn__label {
  display: inline-flex;
  margin-top: 0.13rem;
  padding: 0.12rem 0.35rem;
  border-radius: 99px;
  font-size: 0.62rem;
  font-weight: 780;
}

.sentence-rnn__label--0 {
  background: var(--sr-red-soft);
  color: var(--sr-red);
}

.sentence-rnn__label--1 {
  background: var(--sr-green-soft);
  color: var(--sr-green);
}

.sentence-rnn__batch-content {
  display: grid;
  min-width: 0;
  align-self: stretch;
  align-content: center;
  gap: 0.32rem;
}

.sentence-rnn__batch-text-line {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.sentence-rnn__batch-text {
  min-width: 0;
  overflow: hidden;
  font-size: 0.8rem;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sentence-rnn__lane-status {
  flex: 0 0 auto;
  color: var(--sr-muted);
  font-size: 0.59rem;
  font-weight: 720;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

.sentence-rnn__token-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.55rem;
  min-width: 0;
  overflow-x: auto;
  padding: 0.16rem 0.12rem 0.24rem;
}

.sentence-rnn__token {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 3.35rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0.58rem 0.28rem 0.25rem;
  border: 1px solid var(--sr-border);
  border-radius: 7px;
  background: var(--sr-panel);
  line-height: 1.2;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.sentence-rnn__token:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -0.5rem;
  z-index: 2;
  color: var(--sr-border);
  content: "›";
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
  transform: translateY(-50%);
}

.sentence-rnn__token.is-read {
  border-color: var(--sr-green);
  background: var(--sr-green-soft);
}

.sentence-rnn__token.is-read:not(:last-child)::after {
  color: var(--sr-green);
}

.sentence-rnn__token.is-padding {
  border-style: dashed;
  color: var(--sr-muted);
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 5px,
      color-mix(in srgb, var(--sr-border) 22%, transparent) 5px,
      color-mix(in srgb, var(--sr-border) 22%, transparent) 9px
    ),
    var(--sr-panel);
}

.sentence-rnn__token.is-current-token {
  border-color: var(--sr-purple);
  background: var(--sr-purple-soft);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sr-purple) 18%, transparent);
  transform: translateY(-2px);
}

.sentence-rnn__token.is-padding.is-current-token {
  border-color: var(--sr-amber);
  background: var(--sr-amber-soft);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sr-amber) 18%, transparent);
}

.sentence-rnn__token-position {
  position: absolute;
  top: 0.14rem;
  left: 0.25rem;
  color: var(--sr-muted);
  font-size: 0.53rem;
  font-weight: 700;
}

.sentence-rnn__token-word {
  max-width: 100%;
  overflow: hidden;
  font-size: 0.67rem;
  font-weight: 720;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sentence-rnn__token-id {
  margin-top: 0.08rem;
  color: var(--sr-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.57rem;
}

.sentence-rnn__token-state {
  margin-top: 0.08rem;
  color: var(--sr-muted);
  font-size: 0.5rem;
  font-weight: 750;
  letter-spacing: 0.025em;
  line-height: 1;
  text-transform: uppercase;
}

.sentence-rnn__token.is-read .sentence-rnn__token-state {
  color: var(--sr-green);
}

.sentence-rnn__token.is-current-token .sentence-rnn__token-state {
  color: var(--sr-purple);
}

.sentence-rnn__token.is-padding.is-current-token .sentence-rnn__token-state {
  color: var(--sr-amber);
}

.sentence-rnn__lane-progress {
  display: block;
  width: 100%;
  height: 3px;
  overflow: hidden;
  border-radius: 99px;
  background: color-mix(in srgb, var(--sr-border) 68%, transparent);
}

.sentence-rnn__lane-progress > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sr-green), var(--sr-purple));
  transition: width 180ms ease;
}

.sentence-rnn__workspace {
  min-height: 38rem;
  margin-top: 0.75rem;
  padding: 0.7rem;
  scroll-margin-top: 10rem;
}

.sentence-rnn__matrices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-content: start;
  gap: 0.7rem;
  min-height: 32rem;
}

.sentence-rnn__matrix-card {
  min-width: 0;
  padding: 0.65rem;
}

.sentence-rnn__matrix-card--active {
  border-color: var(--sr-blue);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--sr-blue) 20%, transparent);
}

.sentence-rnn__matrix-title {
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  font-weight: 750;
}

.sentence-rnn__matrix-note {
  margin-top: 0.45rem;
  color: var(--sr-muted);
  font-size: 0.7rem;
  line-height: 1.38;
}

.sentence-rnn__matrix-scroll {
  max-height: 25rem;
  overflow: auto;
}

.sentence-rnn__matrix {
  width: 100%;
  border-collapse: separate;
  border-spacing: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem;
  font-variant-numeric: tabular-nums;
}

.sentence-rnn__matrix td {
  min-width: 2.55rem;
  padding: 0.28rem 0.31rem;
  border: 1px solid color-mix(in srgb, var(--sr-border) 70%, transparent);
  border-radius: 4px;
  text-align: right;
}

.sentence-rnn__matrix th {
  max-width: 6.5rem;
  padding: 0.22rem 0.28rem;
  overflow: hidden;
  color: var(--sr-muted);
  font-size: 0.62rem;
  font-weight: 750;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sentence-rnn__matrix tr.is-selected > th {
  color: var(--sr-purple);
}

.sentence-rnn__matrix tr.is-selected td {
  outline: 2px solid color-mix(in srgb, var(--sr-purple) 58%, transparent);
  outline-offset: -1px;
}

.sentence-rnn__matrix td.is-selected-column,
.sentence-rnn__matrix th.is-selected-column {
  box-shadow: inset 0 -3px 0 var(--sr-amber);
}

.sentence-rnn__data-list {
  display: grid;
  gap: 0.45rem;
}

.sentence-rnn__data-list > div {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: 7px;
  background: var(--sr-panel-soft);
}

.sentence-rnn__data-list strong {
  color: var(--sr-purple);
  font-size: 0.72rem;
}

.sentence-rnn__data-list code {
  overflow-wrap: anywhere;
  color: var(--sr-text);
  font-size: 0.71rem;
  white-space: normal;
}

.sentence-rnn__vocabulary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
  gap: 0.3rem;
}

.sentence-rnn__vocabulary code {
  padding: 0.28rem 0.4rem;
  border-radius: 5px;
  background: var(--sr-panel-soft);
  color: var(--sr-text);
  font-size: 0.66rem;
}

.sentence-rnn__metrics {
  margin-top: 0.7rem;
  padding: 0.7rem;
}

.sentence-rnn__metrics[hidden] {
  display: none;
}

.sentence-rnn__metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.65rem;
}

.sentence-rnn__metric-grid > div {
  padding: 0.7rem;
  border-radius: 8px;
  background: var(--sr-green-soft);
}

.sentence-rnn__metric-grid strong,
.sentence-rnn__metric-grid code {
  display: block;
}

.sentence-rnn__metric-grid strong {
  margin-bottom: 0.25rem;
  color: var(--sr-green);
  font-size: 0.72rem;
}

.sentence-rnn__metric-grid code {
  color: var(--sr-text);
  font-size: 0.78rem;
}

.sentence-rnn__explanation {
  margin-top: 0.75rem;
}

.sentence-rnn__explanation-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 0.72rem;
}

.sentence-rnn__plain,
.sentence-rnn__inspector {
  min-width: 0;
  padding: 0.78rem 0.9rem;
}

.sentence-rnn__plain {
  font-size: 0.82rem;
  line-height: 1.55;
}

.sentence-rnn__plain strong {
  color: var(--sr-blue);
}

.sentence-rnn__warning {
  margin: 0.65rem 0 0;
  padding: 0.55rem 0.65rem;
  border-left: 3px solid var(--sr-amber);
  border-radius: 0 6px 6px 0;
  background: var(--sr-amber-soft);
  color: var(--sr-text);
  font-size: 0.73rem;
}

.sentence-rnn__warning strong {
  color: var(--sr-amber);
}

.sentence-rnn__inspector {
  font-size: 0.75rem;
  line-height: 1.5;
}

.sentence-rnn__inspector-title {
  margin-bottom: 0.45rem;
  color: var(--sr-purple);
  font-weight: 800;
}

.sentence-rnn__calculation {
  display: grid;
  grid-template-columns: minmax(6.1rem, auto) minmax(0, 1fr);
  gap: 0.28rem 0.65rem;
  margin: 0;
}

.sentence-rnn__calculation dt {
  color: var(--sr-muted);
  font-weight: 700;
}

.sentence-rnn__calculation dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

.sentence-rnn__calculation .is-active {
  color: var(--sr-purple);
  font-weight: 800;
}

.sentence-rnn__honesty {
  margin-top: 0.75rem;
  padding: 0.65rem 0.75rem;
  border-left: 4px solid var(--sr-amber);
  background: var(--sr-amber-soft);
  color: var(--sr-text);
  font-size: 0.72rem;
  line-height: 1.45;
}

.sentence-rnn__keyboard-hint {
  margin: 0.75rem 0 0;
  color: var(--sr-muted);
  font-size: 0.68rem;
  line-height: 1.45;
}

@media (max-width: 1100px) {
  .sentence-rnn.is-fullscreen .sentence-rnn__content {
    grid-template-columns: 1fr;
    grid-template-areas:
      "batch"
      "workspace"
      "explanation"
      "honesty";
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__explanation-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }
}

@media (max-width: 800px) {
  .sentence-rnn.is-ready:not(.is-fullscreen) .sentence-rnn__launch-panel {
    grid-template-columns: 1fr;
    grid-template-areas:
      "copy"
      "flow"
      "action";
  }

  .sentence-rnn__launch-button {
    width: 100%;
  }

  .sentence-rnn__sticky {
    top: 3.75rem;
    max-height: calc(100vh - 4.25rem);
    max-height: calc(100dvh - 4.25rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__sticky {
    top: 0;
    max-height: min(52vh, 28rem);
    max-height: min(52dvh, 28rem);
    padding-right: 5.8rem;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__header {
    padding-right: 5.6rem;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__matrices {
    grid-template-columns: 1fr;
  }

  .sentence-rnn__toolbar-main {
    align-items: flex-start;
    flex-direction: column;
  }

  .sentence-rnn__controls {
    justify-content: flex-start;
  }

  .sentence-rnn__tab-panel {
    height: 10rem;
  }

  .sentence-rnn__nav-row,
  .sentence-rnn__scrubber-label,
  .sentence-rnn__batch-row {
    grid-template-columns: 1fr;
  }

  .sentence-rnn__batch-meta {
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr);
    align-items: center;
    gap: 0.5rem;
  }

  .sentence-rnn__batch-meta .sentence-rnn__label {
    justify-self: end;
    margin-top: 0;
  }

  .sentence-rnn__trace-grid,
  .sentence-rnn__explanation-grid {
    grid-template-columns: 1fr;
  }

  .sentence-rnn__section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .sentence-rnn__workspace,
  .sentence-rnn__matrices {
    min-height: 0;
  }
}

@media (max-width: 520px) {
  .sentence-rnn-shell.is-fullscreen {
    padding: 0;
  }

  .sentence-rnn {
    padding: 0.75rem;
  }

  .sentence-rnn.is-fullscreen {
    border-width: 0;
    border-radius: 0;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__close {
    top: 0.5rem;
    right: 0.5rem;
    min-height: 2.5rem;
    padding: 0.38rem 0.58rem;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__header {
    padding-right: 4.85rem;
  }

  .sentence-rnn.is-fullscreen .sentence-rnn__sticky {
    margin-right: -0.15rem;
    margin-left: -0.15rem;
    padding-right: 4.85rem;
  }

  .sentence-rnn__launch-flow {
    margin-right: -0.25rem;
  }

  .sentence-rnn__sticky {
    margin-right: -0.15rem;
    margin-left: -0.15rem;
  }

  .sentence-rnn__controls button,
  .sentence-rnn__controls select {
    padding-right: 0.55rem;
    padding-left: 0.55rem;
  }

  .sentence-rnn__matrices {
    grid-template-columns: 1fr;
  }

  .sentence-rnn__token-strip {
    grid-template-columns: repeat(5, minmax(4.6rem, 1fr));
  }

  .sentence-rnn__lane-status {
    display: none;
  }

  .sentence-rnn__calculation {
    grid-template-columns: 1fr;
  }

  .sentence-rnn__calculation dd + dt {
    margin-top: 0.3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sentence-rnn-shell.is-fullscreen {
    backdrop-filter: none;
  }

  .sentence-rnn *,
  .sentence-rnn *::before,
  .sentence-rnn *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .sentence-rnn__progress > div {
    transition: none;
  }

  .sentence-rnn__launch-button:hover {
    transform: none;
  }
}