/* Light instrument controls frame the original dark NiiVue canvas. */
.volume-viewer { --viewer-bg: #101d24; flex: 1; min-height: 0; position: relative; font-family: var(--font-body); color: var(--v-ink); }
.volume-viewer [hidden] { display: none !important; }
.volume-viewer-launch { height: 100%; min-height: 300px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 20px; padding: 32px; border: 1px solid var(--v-line); border-radius: 8px; background: var(--viewer-bg); color: #edf3f5; text-align: center; }
.volume-launch-icon { font-size: 2.5rem; color: #9fcbd0; }
.volume-viewer button, .volume-viewer select { font: 500 var(--v-control)/1.4 var(--font-body); min-height: 34px; }
.volume-viewer button { cursor: pointer; }
.volume-viewer .volume-load-button { display: inline-flex; align-items: center; gap: 18px; border: 1px solid #afd4d7; border-radius: 4px; padding: 10px 20px; background: #e4eff0; color: var(--v-ink); }
.volume-viewer .volume-load-button:hover:not(:disabled) { background: #fff; }
.volume-viewer :disabled { cursor: default; opacity: .5; }
.volume-viewer :focus-visible { outline: 2px solid var(--v-teal); outline-offset: 3px; }
.volume-viewer .volume-status { margin: 0; color: #b6c7cf; font-size: var(--v-meta); }
.volume-viewer.is-ready .volume-viewer-launch { position: absolute; width: 1px; height: 1px; min-height: 0; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.volume-viewer:has(.volume-viewer-stage:not([hidden])):not(.is-ready) .volume-viewer-launch { position: absolute; inset: 0; z-index: 5; }
.volume-viewer-stage { height: 100%; display: grid; grid-template-rows: 76px minmax(0,1fr) 68px 30px; }
.volume-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 10px 26px; border: 1px solid var(--v-line); border-bottom: 0; border-radius: 7px 7px 0 0; }
.volume-fields { display: flex; align-items: center; gap: 26px; }
.volume-field { display: grid; gap: 3px; color: var(--v-ink); font-size: var(--v-meta); }
.volume-field + .volume-field { border-left: 1px solid var(--v-line); padding-left: 26px; }
.volume-viewer select { appearance: none; color: var(--v-ink); border: 1px solid var(--v-line); border-radius: 3px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%23142b34' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 10px center; padding: 4px 34px 4px 12px; min-width: 144px; max-width: 100%; }
.volume-viewer select:hover { border-color: var(--v-teal); }
.volume-viewer option { background: #fff; color: var(--v-ink); }
.volume-modes { display: inline-flex; border: 1px solid #8ca7b0; border-radius: 24px; overflow: hidden; }
.volume-modes button { color: var(--v-ink); background: transparent; border: 0; padding: 8px 24px; font-size: var(--v-meta); }
.volume-modes button:hover:not(:disabled) { background: var(--v-tint); }
.volume-modes button[aria-pressed='true'] { color: var(--v-teal); background: var(--v-tint); font-weight: 650; }
.volume-modes button:focus-visible { outline-offset: -4px; }
.volume-canvas-wrap { position: relative; width: 100%; min-height: 0; background: var(--viewer-bg); }
.volume-canvas { display: block; width: 100%; height: 100%; outline-offset: -4px !important; }
.volume-canvas:focus-visible { outline-color: #9fd8df; }
.volume-viewer-stage.is-loading .volume-canvas-wrap { pointer-events: none; }
.volume-viewer-stage.is-loading .volume-canvas-wrap::after { content: 'Loading volume…'; position: absolute; top: 16px; left: 50%; transform: translateX(-50%); padding: 8px 16px; background: var(--viewer-bg); color: #edf3f5; font-size: var(--v-meta); }
.volume-viewer .volume-fullscreen { position: absolute; right: 12px; top: 10px; color: #fff; background: transparent; border: 0; width: 40px; height: 40px; font-size: 1.25rem; }
.volume-viewer .volume-fullscreen:focus-visible { outline-color: #9fd8df; }
.volume-controls { display: flex; align-items: center; justify-content: flex-end; gap: 24px; border: 1px solid var(--v-line); border-top: 0; border-radius: 0 0 5px 5px; padding: 8px 24px; }
.volume-cutaway { display: grid; grid-template-columns: auto minmax(50px,1fr) 3ch; flex: 1; align-items: center; gap: 24px; color: var(--v-ink); font-size: var(--v-control); }
.volume-range { display: flex; flex-direction: column; min-width: 0; }
.volume-viewer input[type='range'] { width: 100%; min-width: 50px; height: 25px; margin: 0; accent-color: var(--v-teal); cursor: pointer; }
.volume-range-endpoints { display: flex; justify-content: space-between; color: var(--v-muted); font-size: .8125rem; line-height: 1.2; }
.volume-cutaway output { width: 3ch; text-align: right; font-variant-numeric: tabular-nums; }
.volume-viewer .volume-reset { color: var(--v-ink); border: 1px solid #8ca7b0; border-radius: 3px; background: transparent; display: inline-flex; align-items: center; gap: 10px; padding: 7px 20px; font-size: var(--v-meta); }
.volume-viewer .volume-reset:hover { background: var(--v-tint); }
.volume-footer { display: flex; justify-content: space-between; align-items: end; gap: 8px; }
.volume-viewer .volume-help, .volume-viewer .volume-metadata { margin: 0; color: var(--v-muted); font-size: var(--v-meta); line-height: 1.3; }
.volume-viewer noscript p { padding: 16px; }
.volume-viewer-stage:fullscreen { background: var(--v-paper); padding: 16px; height: 100%; width: 100%; }
@media (max-width: 999px), (max-height: 739px) {
  .volume-viewer { flex: none; }
  .volume-viewer-stage { height: 650px; }
  .volume-viewer-launch { height: 500px; }
}
@media (max-width: 760px) {
  .volume-toolbar { align-items: stretch; flex-direction: column; gap: 14px; padding: 14px; }
  .volume-fields { gap: 14px; }
  .volume-field { flex: 1; min-width: 0; }
  .volume-field + .volume-field { padding-left: 14px; }
  .volume-viewer select { width: 100%; min-width: 0; min-height: 40px; }
  .volume-modes { align-self: center; }
  .volume-modes button { min-height: 40px; padding-inline: 24px; }
  .volume-viewer-stage { height: 660px; grid-template-rows: 140px minmax(0,1fr) 104px 48px; }
  .volume-controls { padding: 10px 14px; flex-wrap: wrap; gap: 4px; }
  .volume-cutaway { flex-basis: 100%; gap: 12px; font-size: var(--v-meta); }
  .volume-viewer .volume-reset { padding: 4px 12px; }
  .volume-footer { flex-direction: column; align-items: flex-start; justify-content: center; gap: 4px; }
  .volume-viewer .volume-help, .volume-viewer .volume-metadata { font-size: .8125rem; }
}