.hero,
.headline-section,
.parallax-section {
  display: none;
}

.bitlab {
  --bitlab-ink: #282421;
  --bitlab-muted: #6d625b;
  --bitlab-paper: #f7f1e7;
  --bitlab-panel: #fffdf8;
  --bitlab-copper: #9a542f;
  --bitlab-copper-dark: #71391f;
  --bitlab-plum: #57404f;
  --bitlab-border: #d8c9b9;
  margin: 2.5rem 0;
  padding: clamp(1rem, 3vw, 2rem);
  color: var(--bitlab-ink);
  background: linear-gradient(145deg, var(--bitlab-paper), var(--bitlab-panel));
  border: 1px solid var(--bitlab-border);
  border-radius: 1rem;
  box-shadow: 0 1rem 2.5rem rgba(54, 42, 35, 0.1);
}

.bitlab *,
.bitlab *::before,
.bitlab *::after {
  box-sizing: border-box;
}

.bitlab__heading {
  max-width: 60rem;
  margin-bottom: 1.5rem;
}

.bitlab__heading h3 {
  margin: 0.2rem 0 0.7rem;
}

.bitlab__eyebrow {
  margin: 0;
  color: var(--bitlab-copper-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bitlab__controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1rem;
  align-items: end;
}

.bitlab__operation-group {
  grid-column: 1 / -1;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.bitlab__operation-group legend {
  margin-bottom: 0.45rem;
  color: var(--bitlab-muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.bitlab__operation-buttons {
  display: grid;
  grid-template-columns: repeat(9, minmax(3.25rem, 1fr));
  gap: 0.45rem;
}

.bitlab__operation-buttons label {
  display: block;
  min-width: 0;
  cursor: pointer;
}

.bitlab__operation-buttons input {
  position: absolute;
  width: 1px;
  height: 1px;
  min-height: 0;
  opacity: 0;
  pointer-events: none;
}

.bitlab__operation-buttons span {
  display: grid;
  min-height: 2.65rem;
  place-items: center;
  padding: 0.5rem 0.35rem;
  color: var(--bitlab-copper-dark);
  background: #fff;
  border: 1px solid var(--bitlab-border);
  border-radius: 0.55rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 850;
}

.bitlab__operation-buttons input:checked + span {
  color: #fff;
  background: var(--bitlab-copper-dark);
  border-color: var(--bitlab-copper-dark);
  box-shadow: 0 0 0 2px rgba(154, 84, 47, 0.16);
}

.bitlab__operation-buttons input:focus-visible + span {
  outline: 3px solid rgba(154, 84, 47, 0.3);
  outline-offset: 2px;
}

.bitlab__operation-key {
  margin: 0.45rem 0 0;
  color: var(--bitlab-muted);
  font-size: 0.8rem;
}

.bitlab__controls label {
  display: grid;
  gap: 0.35rem;
  color: var(--bitlab-muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.bitlab__controls input,
.bitlab__controls select,
.bitlab__controls button {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--bitlab-border);
  border-radius: 0.55rem;
  font: inherit;
}

.bitlab__controls input,
.bitlab__controls select {
  color: var(--bitlab-ink);
  background: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.bitlab__controls input:focus,
.bitlab__controls select:focus,
.bitlab__controls button:focus-visible {
  outline: 3px solid rgba(154, 84, 47, 0.3);
  outline-offset: 2px;
}

.bitlab__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.bitlab__controls button {
  cursor: pointer;
  color: #fff;
  background: var(--bitlab-copper-dark);
  border-color: var(--bitlab-copper-dark);
  font-weight: 800;
}

.bitlab__controls button:hover {
  background: var(--bitlab-copper);
}

.bitlab__controls .bitlab__button-secondary {
  color: var(--bitlab-copper-dark);
  background: transparent;
}

.bitlab__controls .bitlab__button-secondary:hover {
  color: #fff;
}

.bitlab__help {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--bitlab-muted);
  font-size: 0.85rem;
}

.bitlab__error {
  margin: 1rem 0 0;
  padding: 0.8rem 1rem;
  color: #7d1f1f;
  background: #fff1f1;
  border-left: 4px solid #a93232;
}

.bitlab__result {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--bitlab-border);
}

.bitlab__word-row {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.65rem;
  align-items: center;
}

.bitlab__word-row > strong {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: #fff;
  background: var(--bitlab-plum);
  border-radius: 50%;
}

.bitlab__word-row--result > strong {
  background: var(--bitlab-copper-dark);
}

.bitlab__word {
  display: grid;
  grid-template-columns: repeat(8, minmax(1.6rem, 1fr));
  gap: 0.3rem;
}

.bitlab__bit {
  display: grid;
  min-height: 2.2rem;
  place-items: center;
  color: #f9f5ee;
  background: #39332f;
  border: 1px solid #221f1d;
  border-radius: 0.35rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 800;
}

.bitlab__bit[data-value="1"] {
  color: #3a1e0f;
  background: #d99a68;
  border-color: #a86539;
}

.bitlab__values {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0.5rem 0 0;
}

.bitlab__values > div {
  min-width: 0;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--bitlab-border);
  border-radius: 0.55rem;
}

.bitlab__values dt {
  color: var(--bitlab-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.bitlab__values dd {
  margin: 0.25rem 0 0;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.bitlab__explanation {
  margin: 0.3rem 0 0;
  padding: 0.85rem 1rem;
  color: var(--bitlab-plum);
  background: rgba(87, 64, 79, 0.08);
  border-left: 4px solid var(--bitlab-plum);
}

.bitlab [hidden] {
  display: none !important;
}

@media (max-width: 48rem) {
  .bitlab__operation-buttons {
    grid-template-columns: repeat(3, minmax(3.25rem, 1fr));
  }

  .bitlab__word {
    grid-template-columns: repeat(8, minmax(1.25rem, 1fr));
    overflow-x: auto;
  }

  .bitlab__values {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bitlab *,
  .bitlab *::before,
  .bitlab *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}