/* byteomi-runtime-atlas/layout-thrashing-simulator.html */

.doc-byteomi-preset.doc-byteomi-preset--hero.doc-byteomi-preset--layout-thrash {
  max-width: min(100%, 72rem);
  width: 100%;
  margin-inline: auto;
  box-sizing: border-box;
}

.doc-byteomi-preset--layout-thrash .doc-byteomi-preset__tag {
  color: rgba(195, 140, 88, 0.95);
}

/* Article prose — Atlas neutral (thermal amber reserved for lab preset only) */
.doc-atlas-guide__read-list {
  --atlas-label-grad: linear-gradient(
    108deg,
    #6ee7c8 0%,
    #8ec5ff 30%,
    #b58cff 58%,
    #f0c4a0 92%
  );
  margin: 0.65rem 0 0;
  padding-left: 0;
  list-style: none;
  color: rgba(175, 192, 215, 0.92);
}

.doc-atlas-guide__read-list li {
  position: relative;
  margin-bottom: 0.75rem;
  padding-left: 1rem;
  line-height: 1.58;
  font-size: 0.88rem;
}

.doc-atlas-guide__read-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: linear-gradient(145deg, #6ee7c8 0%, #b58cff 100%);
}

.doc-atlas-guide__label {
  display: block;
  margin-bottom: 0.22rem;
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--atlas-label-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #c4b0ff;
}

.doc-atlas-guide__read-list li em {
  font-style: normal;
  font-weight: 600;
  color: rgba(200, 195, 225, 0.92);
}

.doc-atlas-guide__read-list--stages {
  margin-top: 0.5rem;
}

.doc-atlas-guide__read-list code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.82em;
  color: rgba(180, 200, 255, 0.95);
}

.doc-atlas-guide__map-caption {
  margin: 0.85rem 0 0.35rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(140, 110, 190, 0.8);
}

.doc-atlas-guide__pipeline-map {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.doc-atlas-guide__pipeline-map li {
  padding: 0.3rem 0.45rem;
  border-radius: 6px;
  border: 1px solid rgba(120, 80, 180, 0.3);
  background: rgba(12, 6, 22, 0.7);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  color: rgba(180, 160, 230, 0.88);
}

.doc-atlas-guide__plain--under-demo {
  margin-top: 1rem;
}

.doc-atlas-guide__plain {
  margin-top: 1.25rem;
  padding: 0.85rem 0.95rem;
  border-radius: 10px;
  border: 1px solid rgba(100, 70, 160, 0.22);
  background: rgba(10, 5, 20, 0.55);
}

.doc-atlas-guide__plain .doc-h3 {
  margin: 0 0 0.65rem;
  font-size: 1rem;
  color: rgba(210, 195, 255, 0.95);
}

.doc-atlas-guide__plain p {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(175, 195, 225, 0.92);
}

.doc-atlas-guide__plain p:last-child {
  margin-bottom: 0;
}

.doc-atlas-guide__plain code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.84em;
  color: rgba(180, 200, 255, 0.95);
}

.doc-atlas-guide__plain em {
  font-style: normal;
  font-weight: 600;
  color: rgba(200, 195, 225, 0.92);
}

.doc-atlas-guide__insight {
  margin: 0.85rem 0 0;
  padding: 0.55rem 0.65rem;
  border-left: 2px solid rgba(181, 108, 255, 0.45);
  border-radius: 0 8px 8px 0;
  background: rgba(18, 8, 32, 0.55);
  font-size: 0.88rem;
  line-height: 1.55;
  color: rgba(175, 195, 225, 0.92);
}

.doc-atlas-guide__controls {
  margin: 0.5rem 0 0;
  display: grid;
  gap: 0.65rem;
}

.doc-atlas-guide__controls div {
  padding: 0.45rem 0.55rem;
  border-radius: 8px;
  border: 1px solid rgba(90, 60, 140, 0.25);
  background: rgba(8, 4, 18, 0.65);
}

.doc-atlas-guide__controls dt {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  font-weight: 700;
  color: rgba(200, 140, 255, 0.95);
  margin-bottom: 0.2rem;
}

.doc-atlas-guide__controls dd {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(165, 190, 225, 0.88);
}

.doc-atlas-guide__control-insight {
  display: block;
  margin-top: 0.35rem;
  padding-top: 0.35rem;
  border-top: 1px dashed rgba(80, 50, 120, 0.3);
  font-size: 0.78rem;
  color: rgba(150, 170, 210, 0.85);
}

.doc-atlas-guide__control-insight em {
  font-style: normal;
  font-weight: 600;
  color: rgba(200, 195, 225, 0.92);
}

.doc-atlas-guide__signals {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.65rem;
}

@media (min-width: 640px) {
  .doc-atlas-guide__signals {
    grid-template-columns: 1fr 1fr;
  }
}

.doc-atlas-guide__signal {
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  border: 1px solid rgba(80, 50, 120, 0.25);
  background: rgba(8, 4, 18, 0.55);
}

.doc-atlas-guide__signal .doc-h3 {
  margin: 0 0 0.35rem;
  font-size: 0.92rem;
}

.doc-atlas-guide__signal ul {
  margin: 0;
  padding-left: 1rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(165, 190, 220, 0.9);
}

.doc-atlas-guide__signal--ok {
  border-color: rgba(120, 200, 255, 0.3);
}

.doc-atlas-guide__signal--ok .doc-h3 {
  color: rgba(140, 200, 255, 0.95);
}

.doc-atlas-guide__signal--warn {
  border-color: rgba(255, 180, 90, 0.3);
}

.doc-atlas-guide__signal--warn .doc-h3 {
  color: rgba(255, 190, 120, 0.95);
}

.doc-atlas-guide__signal--bad {
  border-color: rgba(255, 90, 100, 0.35);
}

.doc-atlas-guide__signal--bad .doc-h3 {
  color: rgba(255, 130, 120, 0.95);
}

.doc-lt-lab__runtime-note {
  margin: 0 0 0.55rem;
  padding: 0.45rem 0.55rem 0.45rem 0.65rem;
  border-left: 2px solid rgba(255, 140, 60, 0.5);
  border-radius: 0 6px 6px 0;
  background: rgba(24, 10, 4, 0.75);
  font-size: 0.68rem;
  line-height: 1.5;
  color: rgba(200, 170, 140, 0.88);
}

.doc-lt-lab__runtime-note-label {
  display: block;
  margin-bottom: 0.2rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 160, 80, 0.85);
}

.doc-lt-lab__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.5rem;
}

.doc-lt-lab__rec {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #c4925c;
}

.doc-lt-lab__rec.is-paused {
  color: rgba(160, 140, 120, 0.7);
}

.doc-lt-lab__pause-btn {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  padding: 0.25rem 0.45rem;
  border-radius: 6px;
  border: 1px solid rgba(200, 100, 40, 0.35);
  background: rgba(20, 8, 2, 0.9);
  color: rgba(255, 200, 140, 0.9);
  cursor: pointer;
}

.doc-lt-lab__hud-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.doc-lt-lab__metric {
  padding: 0.38rem 0.45rem;
  border-radius: 8px;
  border: 1px solid rgba(160, 80, 30, 0.22);
  background: rgba(16, 6, 2, 0.92);
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

.doc-lt-lab__metric-label {
  display: block;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(200, 120, 60, 0.75);
  margin-bottom: 0.18rem;
  line-height: 1.35;
}

.doc-lt-lab__metric strong {
  font-size: 0.72rem;
  color: rgba(255, 220, 180, 0.95);
}

.doc-lt-lab__metric strong.is-warn {
  color: #ffc46a;
}

.doc-lt-lab__metric strong.is-bad {
  color: #c45a48;
}

.doc-lt-lab__metric--budget strong.is-bad {
  color: #b85042;
}

.doc-lt-lab__dirty-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.doc-lt-lab__dirty {
  padding: 0.32rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(120, 60, 30, 0.3);
  background: rgba(12, 5, 2, 0.8);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.54rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
  color: rgba(160, 130, 100, 0.6);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.doc-lt-lab__dirty.is-on {
  border-color: rgba(175, 85, 48, 0.5);
  background: rgba(58, 28, 14, 0.88);
  color: rgba(210, 145, 95, 0.95);
  box-shadow: 0 0 10px rgba(150, 65, 40, 0.2);
}

.doc-lt-lab__insight {
  margin: 0 0 0.5rem;
  padding: 0.45rem 0.55rem;
  border-left: 2px solid rgba(255, 140, 60, 0.45);
  border-radius: 0 8px 8px 0;
  background: rgba(18, 8, 2, 0.85);
  font-size: 0.66rem;
  line-height: 1.5;
  color: rgba(210, 180, 150, 0.9);
}

.doc-lt-lab__insight-label {
  display: block;
  margin-bottom: 0.22rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  line-height: 1.35;
  color: rgba(255, 150, 70, 0.8);
}

.doc-lt-lab__a11y {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin-bottom: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: 8px;
  border: 1px solid rgba(100, 65, 38, 0.22);
  background: rgba(14, 7, 3, 0.65);
}

.doc-lt-lab__a11y-label {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(170, 125, 80, 0.75);
  margin-right: 0.15rem;
}

.doc-lt-lab__a11y-btn {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.54rem;
  letter-spacing: 0.04em;
  line-height: 1.35;
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(120, 70, 38, 0.3);
  background: rgba(22, 10, 4, 0.9);
  color: rgba(200, 165, 125, 0.88);
  cursor: pointer;
}

.doc-lt-lab__a11y-btn[aria-pressed="true"] {
  border-color: rgba(160, 100, 55, 0.55);
  background: rgba(48, 26, 12, 0.95);
  color: rgba(235, 200, 155, 0.98);
  box-shadow: 0 0 0 1px rgba(180, 110, 55, 0.25);
}

.doc-lt-lab__a11y-btn:focus-visible {
  outline: 2px solid rgba(200, 140, 80, 0.7);
  outline-offset: 2px;
}

.doc-lt-lab__reactor-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

@media (min-width: 900px) {
  .doc-lt-lab__reactor-layout {
    grid-template-columns: 1fr min(220px, 28%);
  }
}

.doc-lt-lab__scene {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(200, 100, 40, 0.28);
  background: #0e0806;
  min-height: clamp(420px, 68vh, 560px);
  height: clamp(420px, 68vh, 560px);
}

.doc-lt-lab__scene--scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

.doc-lt-lab__reactor {
  display: block;
  width: 100%;
  height: 100%;
}

.doc-lt-lab__scene-hint {
  position: absolute;
  left: 0.5rem;
  bottom: 0.35rem;
  margin: 0;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.48rem;
  color: rgba(200, 140, 80, 0.55);
  pointer-events: none;
}

.doc-lt-lab__log-panel {
  border-radius: 10px;
  border: 1px solid rgba(160, 80, 30, 0.22);
  background: rgba(12, 5, 2, 0.9);
  padding: 0.55rem 0.6rem 0.5rem;
  max-height: 280px;
  overflow: auto;
}

.doc-lt-lab__log-title {
  margin: 0 0 0.5rem;
  padding-bottom: 0.35rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.54rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.4;
  color: rgba(255, 150, 70, 0.8);
  border-bottom: 1px solid rgba(80, 45, 20, 0.35);
}

.doc-lt-lab__log {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  line-height: 1.65;
  letter-spacing: 0.03em;
  color: rgba(200, 170, 140, 0.88);
}

.doc-lt-lab__log-line {
  padding: 0.38rem 0 0.42rem;
  border-bottom: 1px solid rgba(80, 40, 15, 0.3);
}

.doc-lt-lab__log-line:first-child {
  padding-top: 0.15rem;
}

.doc-lt-lab__log-line--ok {
  color: rgba(120, 230, 170, 0.9);
}

.doc-lt-lab__log-line--warn {
  color: rgba(255, 190, 100, 0.9);
}

.doc-lt-lab__log-line--bad {
  color: rgba(195, 95, 75, 0.92);
}

.doc-lt-lab__console {
  margin-top: 0.5rem;
}

.doc-lt-lab__console-label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255, 150, 70, 0.75);
}

.doc-lt-lab__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.doc-lt-lab__action {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.58rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid rgba(180, 90, 35, 0.35);
  background: rgba(28, 12, 4, 0.9);
  color: rgba(255, 210, 150, 0.92);
  cursor: pointer;
}

.doc-lt-lab__action:hover {
  border-color: rgba(255, 140, 60, 0.5);
  background: rgba(50, 22, 8, 0.95);
}

.doc-lt-lab__action--danger {
  border-color: rgba(255, 70, 50, 0.45);
  color: rgba(255, 160, 130, 0.95);
}

.doc-lt-lab__hint {
  margin: 0.45rem 0 0;
  font-size: 0.68rem;
  line-height: 1.5;
  color: rgba(180, 150, 120, 0.8);
}

/* ——— Mobile layout ——— */
@media (max-width: 899px) {
  .doc-lt-lab__reactor-layout {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .doc-lt-lab__log-panel {
    order: -1;
    max-height: none;
    min-height: 7.5rem;
  }

  .doc-lt-lab__scene {
    min-height: clamp(300px, 52vh, 420px);
    height: clamp(300px, 52vh, 420px);
  }

  .doc-lt-lab__hud-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .doc-lt-lab__dirty-row {
    gap: 0.45rem;
  }

  .doc-lt-lab__actions {
    gap: 0.4rem;
  }

  .doc-lt-lab__action {
    flex: 1 1 calc(50% - 0.25rem);
    min-width: 7.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .doc-lt-lab__scene {
    min-height: clamp(280px, 48vh, 380px);
    height: clamp(280px, 48vh, 380px);
  }

  .doc-lt-lab__hud-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .doc-lt-lab__a11y {
    flex-direction: column;
    align-items: stretch;
  }

  .doc-lt-lab__a11y-btn {
    width: 100%;
    text-align: left;
  }

  .doc-lt-lab__log {
    font-size: 0.6rem;
    line-height: 1.7;
  }
}

/* ——— Accessibility (UI chrome) ——— */
.doc-byteomi-preset--layout-thrash.doc-lt-lab--high-contrast .doc-lt-lab__metric,
.doc-byteomi-preset--layout-thrash.doc-lt-lab--high-contrast .doc-lt-lab__log-panel,
.doc-byteomi-preset--layout-thrash.doc-lt-lab--high-contrast .doc-lt-lab__scene {
  border-color: rgba(220, 180, 120, 0.55);
}

.doc-byteomi-preset--layout-thrash.doc-lt-lab--high-contrast .doc-lt-lab__log,
.doc-byteomi-preset--layout-thrash.doc-lt-lab--high-contrast .doc-lt-lab__metric strong {
  color: rgba(255, 245, 230, 0.98);
}

.doc-byteomi-preset--layout-thrash.doc-lt-lab--colorblind .doc-lt-lab__log-line--ok {
  color: rgba(90, 180, 220, 0.95);
}

.doc-byteomi-preset--layout-thrash.doc-lt-lab--colorblind .doc-lt-lab__log-line--warn {
  color: rgba(240, 180, 60, 0.95);
}

.doc-byteomi-preset--layout-thrash.doc-lt-lab--colorblind .doc-lt-lab__log-line--bad {
  color: rgba(120, 160, 230, 0.95);
}

.doc-byteomi-preset--layout-thrash.doc-lt-lab--colorblind .doc-lt-lab__dirty.is-on {
  border-color: rgba(90, 150, 220, 0.6);
  color: rgba(180, 210, 255, 0.95);
}