/* Shared model controls, based on the reactor case. Viewer behavior stays local. */
.model-controls-standard {
  --model-control-ink: #151819;
  --model-control-paper: #f1f0eb;
  --model-control-surface: rgba(247, 246, 240, .92);
  --model-control-body: "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --model-control-mono: "DM Mono", monospace;
}

.model-controls-standard .model-toolbar {
  top: 26px;
  right: 26px;
  bottom: auto;
  left: auto;
  z-index: 4;
  display: flex;
  flex-direction: row;
  gap: 8px;
}

.model-controls-standard .model-toolbar[hidden] {
  display: none;
}

.model-controls-standard .model-toolbar button {
  min-height: 38px;
  padding: 0 15px;
  border: 1px solid rgba(21, 24, 25, .16);
  border-radius: 999px;
  color: var(--model-control-ink);
  background: var(--model-control-surface);
  font: 700 12px/1.4 var(--model-control-body);
  letter-spacing: normal;
  white-space: nowrap;
  cursor: pointer;
  backdrop-filter: none;
  transform: none;
  transition: color 180ms ease-out, background-color 180ms ease-out;
}

.model-controls-standard .model-toolbar button:hover:not(:disabled),
.model-controls-standard .model-toolbar button:focus-visible {
  color: var(--model-control-paper);
  background: var(--model-control-ink);
  transform: none;
}

.model-controls-standard .model-toolbar button:disabled {
  color: var(--model-control-ink);
  background: var(--model-control-surface);
  opacity: .42;
  cursor: wait;
}

.model-controls-standard .model-stage-control {
  top: 92px;
  right: auto;
  bottom: auto;
  left: 28px;
  z-index: 4;
  width: 158px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  color: var(--model-control-ink);
  background: transparent;
  box-shadow: none;
}

.model-controls-standard .model-stage-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0 2px 10px;
  color: rgba(21, 24, 25, .55);
  font: 8px/1.3 var(--model-control-mono);
  letter-spacing: .07em;
}

.model-controls-standard .model-stage-heading strong {
  color: var(--model-control-ink);
  font-size: 9px;
  font-weight: 500;
}

.model-controls-standard .model-stage-list {
  display: block;
  overflow: hidden;
  border: 0;
  border-top: 1px solid rgba(21, 24, 25, .14);
  border-bottom: 1px solid rgba(21, 24, 25, .14);
  border-radius: 0;
  background: rgba(247, 246, 240, .88);
  box-shadow: 0 14px 34px rgba(21, 24, 25, .09);
  backdrop-filter: none;
}

.model-controls-standard .model-stage-list button {
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 0;
  width: 100%;
  min-height: 38px;
  padding: 0 11px;
  border: 0;
  border-bottom: 1px solid rgba(21, 24, 25, .11);
  border-radius: 0;
  color: rgba(21, 24, 25, .58);
  background: transparent;
  font-family: var(--model-control-body);
  line-height: 1.4;
  letter-spacing: normal;
  text-align: left;
  cursor: pointer;
  transition: color 180ms ease-out, background-color 180ms ease-out;
}

.model-controls-standard .model-stage-list button:last-child {
  border-bottom: 0;
}

.model-controls-standard .model-stage-list button span {
  font: 8px/1 var(--model-control-mono);
  letter-spacing: .06em;
}

.model-controls-standard .model-stage-list button strong {
  font-size: 10px;
  font-weight: 500;
}

.model-controls-standard .model-stage-list button:hover:not(:disabled):not(.is-active),
.model-controls-standard .model-stage-list button:focus-visible {
  color: var(--model-control-ink);
  background: rgba(21, 24, 25, .07);
}

.model-controls-standard .model-stage-list button.is-active {
  color: var(--model-control-paper);
  background: var(--model-control-ink);
}

.model-controls-standard .model-stage-list button.is-loading:not(.is-active) {
  color: var(--model-control-ink);
  background: rgba(165, 139, 99, .24);
}

.model-controls-standard .model-stage-list button:disabled {
  cursor: wait;
}

.model-controls-standard .model-stage-list button:disabled:not(.is-active):not(.is-loading) {
  opacity: .52;
}

.model-controls-standard .model-toolbar button:focus-visible,
.model-controls-standard .model-stage-list button:focus-visible {
  outline: 2px solid #a58b63;
  outline-offset: -3px;
}

@media (max-width: 900px) {
  .model-controls-standard .model-stage-control {
    top: 84px;
    right: 18px;
    left: 18px;
    width: auto;
  }

  .model-controls-standard .model-stage-list {
    display: flex;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(21, 24, 25, .3) transparent;
  }

  .model-controls-standard .model-stage-list button {
    flex: 1 0 92px;
    width: auto;
    min-height: 44px;
    border-right: 1px solid rgba(21, 24, 25, .11);
    border-bottom: 0;
    grid-template-columns: 24px 1fr;
  }

  .model-controls-standard .model-stage-list button:last-child {
    border-right: 0;
  }
}

@media (max-width: 620px) {
  .model-controls-standard .model-toolbar {
    top: 16px;
    right: 16px;
  }

  .model-controls-standard .model-toolbar button {
    min-height: 44px;
  }

  .model-controls-standard .model-stage-control {
    top: 76px;
    right: 16px;
    left: 16px;
  }

  .model-controls-standard .model-stage-list button strong {
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .model-controls-standard .model-toolbar,
  .model-controls-standard .model-stage-control,
  .model-controls-standard .model-toolbar button,
  .model-controls-standard .model-stage-list button {
    transition: none;
  }
}