.memory-viz-board-outer,
.memory-viz-board-outer.docutils.container {
  width: 100%;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}

.sphinx-tabs-panel .memory-viz-board-outer,
.sphinx-tabs-panel .stack-viz-board-outer {
  width: 100%;
}

.memory-viz-board {
  margin: 1.5rem 0 2.5rem;
  width: 100%;
  max-width: calc(100% - var(--ncs-right-toc-width, 0px) - 3rem);
  container-type: inline-size;
  container-name: memory-viz-board;
}

.memory-viz-board-inner,
.memory-viz-samples,
.memory-viz-chart-header,
.memory-viz-sample-row {
  width: 100%;
  box-sizing: border-box;
}

.memory-viz-chart-header,
.memory-viz-chart-header.docutils.container,
.memory-viz-sample-row,
.memory-viz-sample-row.docutils.container {
  display: grid;
  grid-template-columns:
    14rem
    minmax(0, var(--memory-viz-nvm-fr, 4fr))
    minmax(0, var(--memory-viz-ram-fr, 1fr));
  gap: 0.5rem 0.75rem;
  align-items: start;
}

.memory-viz-chart-header,
.memory-viz-chart-header.docutils.container {
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
}

.memory-viz-header-nvm,
.memory-viz-header-ram {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.memory-viz-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
}

.memory-viz-legend-nvm,
.memory-viz-legend-external,
.memory-viz-legend-ram {
  margin-top: 0.15rem;
}

.memory-viz-samples {
  display: flex;
  flex-direction: column;
}

.memory-viz-sample-row {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
  overflow: visible;
}

.memory-viz-sample-row:last-child {
  border-bottom: none;
}

.memory-viz-sample-label {
  margin: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  font-size: 0.875rem;
  line-height: 1.35;
  padding-right: 0.25rem;
  overflow-wrap: break-word;
  word-break: normal;
}

.rst-content .memory-viz-board .memory-viz-sample-label,
.rst-content .stack-viz-board .memory-viz-sample-label {
  max-width: 100%;
}

.memory-viz-sample-label a {
  word-break: normal;
  overflow-wrap: break-word;
}

.memory-viz-nvm-column {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
  overflow: visible;
}

.memory-viz-ram-column {
  align-self: start;
  min-width: 0;
  overflow: visible;
}

.memory-viz-bar-stack {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
  width: 100%;
}

.memory-viz-bar-stack-external {
  width: 100% !important;
}

.memory-viz-row-label {
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--bs-secondary-color, #6c757d);
  line-height: 1.2;
}

.memory-viz-na {
  grid-column: 2 / 4;
  color: var(--bs-secondary-color, #6c757d);
  font-size: 0.875rem;
}

.memory-viz-board .docutils.container {
  width: 100%;
  max-width: none;
}

/* Narrow board width: sample name on top, internal NVM + RAM on one row. */
@container memory-viz-board (max-width: 50rem) {
  .memory-viz-board {
    max-width: 100%;
  }

  .memory-viz-chart-header,
  .memory-viz-chart-header.docutils.container,
  .memory-viz-sample-row,
  .memory-viz-sample-row.docutils.container {
    grid-template-columns:
      minmax(0, var(--memory-viz-nvm-fr, 4fr))
      minmax(4.5rem, var(--memory-viz-ram-fr, 1fr));
    width: 100%;
  }

  .memory-viz-chart-header,
  .memory-viz-chart-header.docutils.container {
    grid-template-areas: "nvm ram";
  }

  .memory-viz-chart-header .memory-viz-panel-title-sample {
    display: none;
  }

  .memory-viz-chart-header .memory-viz-header-nvm {
    grid-area: nvm;
  }

  .memory-viz-chart-header .memory-viz-header-ram {
    grid-area: ram;
  }

  .memory-viz-sample-row,
  .memory-viz-sample-row.docutils.container {
    grid-template-areas:
      "sample sample"
      "nvm ram";
    gap: 0.5rem 0.75rem;
  }

  .memory-viz-sample-row > .memory-viz-nvm-column {
    grid-area: nvm;
  }

  .memory-viz-sample-row > .memory-viz-ram-column {
    grid-area: ram;
  }

  .memory-viz-sample-row > .memory-viz-sample-label {
    grid-area: sample;
    margin-bottom: 0.1rem;
  }

  .memory-viz-legend {
    gap: 0.25rem 0.5rem;
  }

  .memory-viz-legend-item {
    font-size: 0.7rem;
  }
}

/* Viewport fallback when container queries are unavailable. */
@media (max-width: 900px) {
  .memory-viz-board {
    max-width: 100%;
  }

  .memory-viz-chart-header,
  .memory-viz-chart-header.docutils.container,
  .memory-viz-sample-row,
  .memory-viz-sample-row.docutils.container {
    grid-template-columns:
      minmax(0, var(--memory-viz-nvm-fr, 4fr))
      minmax(4.5rem, var(--memory-viz-ram-fr, 1fr));
    width: 100%;
  }

  .memory-viz-chart-header,
  .memory-viz-chart-header.docutils.container {
    grid-template-areas: "nvm ram";
    gap: 0.5rem 0.75rem;
  }

  .memory-viz-chart-header .memory-viz-panel-title-sample {
    display: none;
  }

  .memory-viz-chart-header .memory-viz-header-nvm {
    grid-area: nvm;
  }

  .memory-viz-chart-header .memory-viz-header-ram {
    grid-area: ram;
  }

  .memory-viz-sample-row,
  .memory-viz-sample-row.docutils.container {
    grid-template-areas:
      "sample sample"
      "nvm ram";
    gap: 0.5rem 0.75rem;
  }

  .memory-viz-sample-row > .memory-viz-nvm-column {
    grid-area: nvm;
  }

  .memory-viz-sample-row > .memory-viz-ram-column {
    grid-area: ram;
  }

  .memory-viz-sample-row > .memory-viz-sample-label {
    grid-area: sample;
    margin-bottom: 0.1rem;
  }

  .memory-viz-legend {
    gap: 0.25rem 0.5rem;
  }

  .memory-viz-legend-item {
    font-size: 0.7rem;
  }
}

.memory-viz-panel-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--bs-secondary-color, #6c757d);
}

.memory-viz-panel-title-sample {
  text-transform: none;
  letter-spacing: normal;
}

.memory-viz-panel-title-secondary {
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  width: 100% !important;
}

.memory-viz-bar-wrap {
  min-width: 0;
  overflow: visible;
}

.memory-viz-bar-wrap-external {
  max-width: 100%;
}

.memory-viz-bar {
  display: flex;
  width: 100%;
  height: 1.75rem;
  border: 1px solid var(--bs-border-color, #ced4da);
  border-radius: 0.25rem;
  overflow: visible;
  background: var(--bs-body-bg, #fff);
}

.memory-viz-segment {
  display: flex;
  min-width: 0;
  height: 100%;
  border-right: 1px solid rgba(255, 255, 255, 0.35);
  position: relative;
  cursor: default;
}

.memory-viz-segment::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.35rem);
  transform: translateX(-50%);
  padding: 0.3rem 0.55rem;
  border-radius: 0.2rem;
  background: var(--bs-emphasis-color, #212529);
  color: var(--bs-body-bg, #fff);
  font-size: 0.875rem;
  line-height: 1.3;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  z-index: 20;
}

.memory-viz-segment:hover::after,
.memory-viz-segment:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

.memory-viz-segment-tooltip-start::after {
  left: 0;
  transform: none;
}

.memory-viz-segment-zboss_nvram,
.memory-viz-segment-zboss_product_config,
.memory-viz-segment-storage,
.memory-viz-segment-boot,
.memory-viz-segment-mbr,
.memory-viz-segment-factory_data {
  min-width: 3px;
}

.memory-viz-segment:last-child {
  border-right: none;
}

.memory-viz-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.memory-viz-segment:first-child .memory-viz-fill:first-child {
  border-top-left-radius: 0.2rem;
  border-bottom-left-radius: 0.2rem;
}

.memory-viz-segment:last-child .memory-viz-fill:last-child {
  border-top-right-radius: 0.2rem;
  border-bottom-right-radius: 0.2rem;
}

.memory-viz-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--bs-body-color, #212529);
}

.memory-viz-swatch {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 0.125rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  flex-shrink: 0;
}

.memory-viz-segment-slot1_ext {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 4px,
    rgba(255, 255, 255, 0.25) 4px,
    rgba(255, 255, 255, 0.25) 8px
  );
}