/*
 * PLAY / spatial reasoning — viewport workspace
 * This layer only changes the outer Lab frame. Individual instruments keep
 * their own fields, panels, state transitions and measurements.
 */
@media (min-width: 1024px) {
.instrument-dialog[data-play-workspace="true"] {
  /* Match the proven Lab full-page sizing contract. Legacy dialog rules
     can otherwise retain their max-width and constrain the PLAY viewport. */
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  max-width: none !important;
  max-height: none !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: #0b100e;
  color: #edece5;
  box-shadow: none;
  overflow: hidden;
  box-sizing: border-box;
}

.instrument-dialog[data-play-workspace="true"]::backdrop {
  background: #0b100e;
  backdrop-filter: none;
}

.instrument-dialog[data-play-workspace="true"] .instrument-shell {
  display: grid;
  grid-template-rows: 76px minmax(68px, auto) minmax(0, 1fr) 40px;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #0b100e;
}

.instrument-dialog[data-play-workspace="true"] .instrument-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px;
  gap: 20px;
  align-items: center;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 10px clamp(18px, 2vw, 32px);
  border-bottom: 1px solid rgba(237, 236, 229, .14);
  background: #121c17;
}

.instrument-dialog[data-play-workspace="true"] .instrument-head > div {
  min-width: 0;
}

.instrument-dialog[data-play-workspace="true"] .instrument-breadcrumb {
  margin: 0 0 4px;
  color: #9cad9f;
  font: 700 10px/1.1 var(--mono, monospace);
  letter-spacing: .07em;
}

.instrument-dialog[data-play-workspace="true"] .instrument-kicker {
  display: none;
}

.instrument-dialog[data-play-workspace="true"] .instrument-head h2 {
  margin: 0;
  color: #edece5;
  font: 400 clamp(30px, 2.45vw, 44px)/1 var(--serif, Georgia, serif);
  letter-spacing: -.035em;
}

.instrument-dialog[data-play-workspace="true"] .instrument-close {
  position: relative;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 1px solid rgba(237, 236, 229, .22);
  border-radius: 8px;
  background: transparent;
  color: #c7d0c8;
  font: 400 25px/1 var(--sans, system-ui, sans-serif);
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease, color .16s ease;
}

.instrument-dialog[data-play-workspace="true"] .instrument-close:hover {
  border-color: #d8794e;
  background: rgba(216, 121, 78, .12);
  color: #edece5;
}

.instrument-dialog[data-play-workspace="true"] .instrument-close:focus-visible {
  outline: 2px solid #e9c99a;
  outline-offset: 3px;
}

.instrument-dialog[data-play-workspace="true"] .instrument-meta {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr);
  gap: clamp(16px, 2vw, 32px);
  align-items: center;
  min-width: 0;
  min-height: 68px;
  margin: 0;
  padding: 10px clamp(18px, 2vw, 32px);
  border-bottom: 1px solid rgba(237, 236, 229, .10);
  background: #121c17;
}

.instrument-dialog[data-play-workspace="true"] #instrumentDescription {
  margin: 0;
  max-width: 82ch;
  color: #c2cec5;
  font: 450 13px/1.45 var(--sans, system-ui, sans-serif);
}

.instrument-dialog[data-play-workspace="true"] .instrument-conditions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  min-width: 0;
  margin: 0;
  border-left: 1px solid rgba(237, 236, 229, .10);
}

.instrument-dialog[data-play-workspace="true"] .instrument-conditions div {
  min-width: 0;
  padding: 0 11px;
  border-right: 1px solid rgba(237, 236, 229, .09);
}

.instrument-dialog[data-play-workspace="true"] .instrument-conditions div:last-child {
  border-right: 0;
}

.instrument-dialog[data-play-workspace="true"] .instrument-conditions dt {
  color: #8da195;
  font: 700 9px/1.15 var(--mono, monospace);
  letter-spacing: .06em;
}

.instrument-dialog[data-play-workspace="true"] .instrument-conditions dd {
  margin: 5px 0 0;
  color: #d9e0d9;
  font: 600 11px/1.35 var(--mono, monospace);
  overflow-wrap: anywhere;
}

.instrument-dialog[data-play-workspace="true"] .instrument-stage {
  display: block;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  overflow: hidden;
  border: 0;
  background: #0b100e;
}

.instrument-dialog[data-play-workspace="true"] .instrument-stage > :is(.play-shell, .play-v2-shell) {
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.instrument-dialog[data-play-workspace="true"] .play-shell[data-play-kind="orient"] .play-field {
  border-radius: 0;
}

.instrument-dialog[data-play-workspace="true"] .play-shell[data-play-kind="orient"] .play-field-surface {
  min-height: 0;
}

.instrument-dialog[data-play-workspace="true"] .instrument-foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: clamp(12px, 1.5vw, 24px);
  min-width: 0;
  min-height: 40px;
  margin: 0;
  padding: 0 clamp(18px, 2vw, 32px);
  border-top: 1px solid rgba(237, 236, 229, .12);
  background: #121c17;
  color: #a1b1a6;
  font: 700 10px/1.15 var(--mono, monospace);
  letter-spacing: .04em;
}

.instrument-dialog[data-play-workspace="true"] #instrumentBoundary {
  text-align: right;
}

/* The workbench adapts to smaller desktop windows without creating
 * a second mobile interaction system or hiding scientific conditions.
 */
@media (max-width: 1450px) {
  .instrument-dialog[data-play-workspace="true"] .instrument-meta {
    grid-template-columns: minmax(230px, .72fr) minmax(0, 1.28fr);
    gap: 15px;
  }
  .instrument-dialog[data-play-workspace="true"] .instrument-conditions div {
    padding: 0 7px;
  }
}

@media (max-height: 790px) {
  .instrument-dialog[data-play-workspace="true"] .instrument-shell {
    grid-template-rows: 66px minmax(60px, auto) minmax(0, 1fr) 36px;
  }
  .instrument-dialog[data-play-workspace="true"] .instrument-head h2 {
    font-size: clamp(27px, 2.15vw, 37px);
  }
  .instrument-dialog[data-play-workspace="true"] .instrument-meta {
    padding-top: 7px;
    padding-bottom: 7px;
    min-height: 60px;
  }
  .instrument-dialog[data-play-workspace="true"] .instrument-foot {
    min-height: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .instrument-dialog[data-play-workspace="true"] .instrument-close {
    transition: none;
  }
}

}