#mt-app [hidden] { display: none !important; }
.monitor-test-dialog [hidden] { display: none !important; }
#mt-app .monitor-test-setup { display: grid; gap: 1rem; max-width: 720px; }
#mt-app select, #mt-app button { min-height: 44px; max-width: 100%; }
#mt-preview { width: 100%; max-width: 720px; aspect-ratio: 16 / 9; border: 1px solid var(--border); }
#mt-preview:not(.monitor-test-pattern) { background: #808080; forced-color-adjust: none; }
.monitor-test-pattern { box-sizing: border-box; min-width: 0; min-height: 0; forced-color-adjust: none; }
.monitor-test-pattern-solid { background-color: var(--mt-test-color); }
.monitor-test-pattern-bands { display: grid; grid-template-columns: repeat(var(--mt-band-count), minmax(0, 1fr)); gap: 0; padding: 0; margin: 0; border: 0; }
.monitor-test-band { min-width: 0; min-height: 0; }
.monitor-test-pattern-grid { background-color: var(--mt-test-color); background-image: linear-gradient(to right, var(--mt-grid-line-color) 0 var(--mt-grid-line-width), transparent var(--mt-grid-line-width) var(--mt-grid-period)), linear-gradient(to bottom, var(--mt-grid-line-color) 0 var(--mt-grid-line-width), transparent var(--mt-grid-line-width) var(--mt-grid-period)); background-size: var(--mt-grid-period) var(--mt-grid-period); }
.monitor-test-dialog { box-sizing: border-box; width: 100vw; max-width: none; max-height: none; height: 100vh; height: 100dvh; margin: 0; padding: 0; border: 0; background: transparent; color: inherit; overflow: hidden; }
.monitor-test-dialog::backdrop { background: rgba(0, 0, 0, .65); }
.monitor-test-stage { position: relative; display: grid; width: 100%; height: 100%; overflow: hidden; background: #808080; }
.monitor-test-stage:focus-visible { outline: 3px solid var(--accent); outline-offset: -6px; }
.monitor-test-stage > .monitor-test-pattern { position: absolute; inset: 0; width: 100%; height: 100%; }
.monitor-test-controls { z-index: 1; align-self: start; display: flex; flex-wrap: wrap; align-items: center; gap: .55rem; box-sizing: border-box; width: 100%; padding: max(.75rem, env(safe-area-inset-top)) max(.75rem, env(safe-area-inset-right)) .75rem max(.75rem, env(safe-area-inset-left)); background: var(--surface); color: var(--fg); }
.monitor-test-controls button, .monitor-test-controls select { min-height: 44px; color: var(--fg); border: 1px solid var(--border); background: var(--surface); }
.monitor-test-controls select { min-width: min(18rem, 100%); }
.monitor-test-mode, .monitor-test-status, .monitor-test-viewer-help { margin: 0; }
.monitor-test-mode { font-weight: 700; }
.monitor-test-status { flex: 1 1 12rem; }
.monitor-test-viewer-help { position: absolute; z-index: 1; bottom: max(.75rem, env(safe-area-inset-bottom)); left: max(.75rem, env(safe-area-inset-left)); max-width: min(42rem, calc(100% - 1.5rem)); margin: 0; padding: .5rem .75rem; background: var(--surface); color: var(--fg); }
.monitor-test-controls-hidden { cursor: none; }
.monitor-test-controls-hidden:focus-visible { outline: none; }
.monitor-test-controls-hidden .monitor-test-viewer-help { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.monitor-test-stage:fullscreen { width: 100vw; height: 100vh; max-width: none; max-height: none; }
@media (forced-colors: active) { .monitor-test-controls { forced-color-adjust: auto; background: Canvas; color: CanvasText; } .monitor-test-controls button, .monitor-test-controls select { background: Canvas; color: CanvasText; border-color: ButtonText; } }
@media print { #mt-preview, #mt-pattern-select, #mt-app label[for="mt-pattern-select"], #mt-app .monitor-test-fullscreen, #mt-start, .monitor-test-dialog { display: none !important; } }
@media (max-width: 480px) { .monitor-test-controls { gap: .4rem; } .monitor-test-controls select, .monitor-test-status { flex-basis: 100%; min-width: 0; } }