.decoder-visualization {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  padding: 18px;
  background: #fff;
  color: #222;
}

.decoder-visualization .controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.decoder-visualization .controls button,
.decoder-visualization .controls input[type="range"] {
  font: inherit;
}

.decoder-visualization label {
  font-size: 14px;
}

.decoder-visualization .step {
  color: #555;
  margin-bottom: 6px;
}

.decoder-visualization #tables-container {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.decoder-visualization .table-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.decoder-visualization .table-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.decoder-visualization .done-badge {
  padding: 2px 8px;
  border-radius: 10px;
  background: #27ae60;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

.decoder-visualization .table-empty {
  color: #999;
  font-style: italic;
}

.decoder-visualization .token-table {
  border: none;
  border-collapse: collapse;
  width: 100%;
  table-layout: fixed;
}

.decoder-visualization .token-table td {
  border: none;
  padding: 0;
  vertical-align: top;
  white-space: pre;
  text-align: center;
  font-size: var(--token-font-size, 17px);
  line-height: 1.2;
  width: calc(100% / var(--cols, 16));
  box-sizing: border-box;
}

.decoder-visualization .token {
  background: transparent;
}

.decoder-visualization .token.empty {
  color: #999;
}

.decoder-visualization .diff-added {
  background: #dae7bb;
  color: #3c845c;
  border-radius: 4px;
}

.decoder-visualization .diff-removed {
  background: #f8b5b0;
  color: #5c0800;
  border-radius: 4px;
}

.decoder-visualization .token-gray-out {
  color: #c8c8c8;
}

.decoder-visualization .token-changed {
  animation-name: tokenFadeIn;
  animation-duration: var(--fade-in-duration, 0.5s);
  animation-timing-function: ease;
}

.decoder-visualization .token-removed {
  animation-name: tokenFadeOut;
  animation-duration: var(--fade-int-duration, 0.5s);
  animation-timing-function: ease;
  animation-fill-mode: forwards;
}

@keyframes tokenFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes tokenFadeOut {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}