/**
 * Stage layout — mode picker (left desktop / top portrait) + display + remote.
 */

.retrotext-stage {
	display: flex;
	flex-direction: row;
	align-items: stretch;
	justify-content: center;
	gap: clamp(0.75rem, 2vw, 1.75rem);
	width: 100%;
	max-width: 1100px;
	margin: 0 auto;
	padding: 1rem;
	box-sizing: border-box;
}

/* Mode picker — vertical on desktop / landscape */
.retrotext-mode-picker {
	flex: 0 0 auto;
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 0.35rem;
	align-self: center;
}

.retrotext-mode-picker__btn {
	background: #1a1a1a;
	border: 1px solid #777;
	color: #f5f5f5;
	font-family: "Courier New", Courier, monospace;
	font-size: 0.7rem;
	font-weight: 700;
	padding: 0.45rem 0.6rem;
	cursor: pointer;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	transition: border-color 0.15s, color 0.15s, background 0.15s;
	min-width: 5.5rem;
	text-align: center;
	white-space: nowrap;
	-webkit-font-smoothing: antialiased;
}

.retrotext-mode-picker__btn:hover,
.retrotext-mode-picker__btn:focus {
	border-color: #0ff;
	color: #fff;
	background: #222;
}

.retrotext-mode-picker__btn[aria-selected="true"] {
	border-color: #ff0;
	color: #ff0;
	background: #2a2a00;
}

.retrotext-stage__center {
	flex: 1 1 auto;
	min-width: 0;
	display: flex;
	flex-direction: row;
	align-items: stretch;
	justify-content: center;
	gap: clamp(0.75rem, 2vw, 1.75rem);
}

.retrotext-stage__main {
	flex: 1 1 auto;
	min-width: 0;
	width: 100%;
	display: flex;
	flex-direction: column;
	align-items: stretch;
	justify-content: flex-start;
}

/* Rotate prompt — TV modes on phone portrait only */
.retrotext-rotate-hint {
	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	width: 100%;
	min-height: 200px;
	padding: 1.5rem 1rem;
	box-sizing: border-box;
	text-align: center;
	color: #fff;
	border: 2px dashed #666;
	background: rgba(0, 0, 0, 0.45);
}

.retrotext-rotate-hint__icon {
	font-size: 2.5rem;
	line-height: 1;
	color: #ff0;
}

.retrotext-rotate-hint p {
	margin: 0;
	font-size: 0.875rem;
	line-height: 1.4;
	color: #f0f0f0;
	max-width: 16rem;
}

/* Digital shell (plain teletext) */
.retrotext-mode-shell--digital {
	display: none;
	width: 100%;
}

.retrotext-mode-shell--digital.is-active {
	display: block;
}

.retrotext-viewer-screen {
	width: 100%;
	background: #000;
	border: 3px solid #222;
	box-sizing: border-box;
}

.retrotext-viewer-screen .retro-tv__screen-slot,
.retrotext-viewer-screen .retro-tv__screen {
	width: 100%;
	min-height: 240px;
	aspect-ratio: 4 / 3;
	position: relative;
}

.retrotext-viewer-screen .retrotext-viewport {
	width: 100%;
	height: 100%;
	position: absolute;
	inset: 0;
}

.retrotext-viewer-screen .retrotext-grid {
	/* Character grid sizing handled in teletext.css */
}

/* TV stack — hidden until a TV mode is chosen */
.retrotext-tv-stack {
	display: none;
	position: relative;
	width: min(960px, 100%);
	min-height: 480px;
}

.retrotext-tv-stack.is-active {
	display: block;
}

.retro-tv-shell {
	display: none;
	width: 100%;
}

.retro-tv-shell--ferguson {
	padding-top: 48px;
}

.retro-tv-shell.is-active {
	display: block;
}

/* Shared screen slot */
.retro-tv__screen-slot {
	width: 100%;
	position: relative;
}

.retro-tv__screen {
	position: relative;
	width: 100%;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: #000;
}

.retro-tv__screen .retrotext-viewport {
	width: 100%;
	height: 100%;
	aspect-ratio: unset;
	border: none;
	background: #000;
	position: absolute;
	inset: 0;
}

.retro-tv__screen .retrotext-grid {
	/* Character grid sizing handled in teletext.css */
}

.retrotext-remote {
	flex: 0 0 auto;
	align-self: center;
}

/* Digital-only — stacked teletext panel + controls.
 * The TV stack and rotate hint are never needed. The mode picker and remote
 * are NOT removed on desktop: they are made invisible (visibility:hidden) so
 * they still reserve their columns and the centred screen keeps the exact same
 * position as the TV layout. On phones they are removed to reclaim space. */
.retrotext-stage--digital-only .retrotext-tv-stack,
.retrotext-stage--digital-only .retrotext-rotate-hint {
	display: none !important;
}

.retrotext-stage--digital-only .retrotext-stage__center,
.retrotext-stage--digital .retrotext-stage__center {
	flex-direction: column;
	align-items: stretch;
	width: 100%;
}

.retrotext-stage--digital-only .retrotext-stage__main,
.retrotext-stage--digital .retrotext-stage__main {
	align-items: stretch;
	width: 100%;
}

.retrotext-stage--digital-only .retrotext-viewer-screen,
.retrotext-stage--digital .retrotext-viewer-screen {
	width: 100%;
	max-width: none;
	margin: 0;
}

.retrotext-stage--digital-only .retrotext-viewer-screen .retro-tv__screen-slot,
.retrotext-stage--digital-only .retrotext-viewer-screen .retro-tv__screen,
.retrotext-stage--digital .retrotext-viewer-screen .retro-tv__screen-slot,
.retrotext-stage--digital .retrotext-viewer-screen .retro-tv__screen {
	width: 100%;
	aspect-ratio: 4 / 3;
	min-height: 240px;
}

@media (max-width: 900px) {
	.retrotext-stage--digital-only .retrotext-remote,
	.retrotext-stage--digital .retrotext-remote {
		display: none !important;
	}

	/* On phones the digital-only picker is removed entirely (no need to
	 * reserve a column when the layout is a single full-width screen). */
	.retrotext-stage--digital-only .retrotext-mode-picker {
		display: none !important;
	}
}

@media (min-width: 901px) {
	.retrotext-stage--digital-only .retrotext-stage__center,
	.retrotext-stage--digital .retrotext-stage__center {
		flex-direction: row;
		align-items: flex-start;
		gap: clamp(0.75rem, 2vw, 1.75rem);
	}

	.retrotext-stage--digital-only .retrotext-stage__main,
	.retrotext-stage--digital .retrotext-stage__main {
		flex: 1 1 auto;
		min-width: 0;
	}

	.retrotext-stage--digital-only .retrotext-remote,
	.retrotext-stage--digital .retrotext-remote {
		display: block;
		flex: 0 0 auto;
		align-self: center;
	}

	/* Digital-only desktop: keep the picker + remote columns in the layout but
	 * invisible, so the screen sits in exactly the same place as the TV view. */
	.retrotext-stage--digital-only .retrotext-mode-picker,
	.retrotext-stage--digital-only .retrotext-remote {
		visibility: hidden !important;
		pointer-events: none !important;
	}
}

/* iPhone — digital teletext only, no TV modes */
.retrotext--iphone .retrotext-mode-picker,
.retrotext--iphone .retrotext-tv-stack,
.retrotext--iphone .retrotext-rotate-hint {
	display: none !important;
}

.retrotext--iphone.retrotext-embed {
	margin: 0;
	padding: 0;
	border: none;
	border-radius: 0;
	height: var(--retrotext-app-height, 100dvh);
	min-height: var(--retrotext-app-height, 100dvh);
	max-height: var(--retrotext-app-height, 100dvh);
	display: flex;
	flex-direction: column;
	box-sizing: border-box;
	overflow: hidden;
}

.retrotext--iphone .retrotext-stage {
	flex: 1 1 auto;
	flex-direction: column;
	align-items: stretch;
	max-width: none;
	width: 100%;
	min-height: 0;
	height: 100%;
	padding: 0;
	gap: 0;
	box-sizing: border-box;
	overflow: hidden;
}

.retrotext--iphone .retrotext-stage__center {
	width: 100%;
	flex: 1 1 auto;
	min-height: 0;
	flex-direction: column;
	align-items: stretch;
	overflow: hidden;
}

.retrotext--iphone .retrotext-stage__main {
	width: 100%;
	flex: 1 1 auto;
	min-height: 0;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

.retrotext--iphone .retrotext-mode-shell--digital.is-active {
	flex: 1 1 auto;
	min-height: 0;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

.retrotext--iphone .retrotext-viewer-screen {
	width: 100%;
	flex: 1 1 auto;
	min-height: 0;
	border: none;
	background: #000;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

.retrotext--iphone .retrotext-viewer-screen .retro-tv__screen-slot,
.retrotext--iphone .retrotext-viewer-screen .retro-tv__screen {
	width: 100%;
	flex: 1 1 auto;
	min-height: 0;
	aspect-ratio: unset;
	height: 100%;
}

.retrotext--iphone .retrotext-viewport {
	width: 100%;
	height: 100%;
}

.retrotext--iphone .retrotext-remote {
	flex: 0 0 auto;
}

/* Mobile portrait — picker on top; digital works, TV shows rotate hint */
@media (max-width: 768px) and (orientation: portrait) {
	.retrotext-stage {
		flex-direction: column;
		align-items: stretch;
	}

	.retrotext-mode-picker {
		flex-direction: row;
		flex-wrap: wrap;
		justify-content: center;
		width: 100%;
		order: 0;
	}

	.retrotext-mode-picker__btn {
		min-width: auto;
		flex: 1 1 auto;
		max-width: calc(50% - 0.2rem);
		font-size: 0.65rem;
		padding: 0.5rem 0.4rem;
	}

	.retrotext-stage__center {
		order: 1;
		flex: 1 1 auto;
		min-height: 0;
		width: 100%;
		flex-direction: column;
	}

	.retrotext-stage__main {
		order: 1;
		flex: 1 1 auto;
		min-height: 0;
	}

	.retrotext-stage__center .retrotext-remote {
		order: 2;
		align-self: center;
	}

	/* TV modes require landscape on phone */
	.retrotext-stage.retrotext-stage--tv .retrotext-rotate-hint {
		display: flex;
	}

	.retrotext-stage.retrotext-stage--tv .retrotext-tv-stack.is-active {
		display: none !important;
	}

	.retrotext-stage.retrotext-stage--tv .retrotext-stage__center .retrotext-remote {
		display: none !important;
	}
}

/* Mobile landscape — picker left, TV then horizontal remote stacked below */
@media (max-width: 900px) and (orientation: landscape) {
	.retrotext-stage {
		flex-direction: row;
		align-items: stretch;
		padding: 0.35rem 0.5rem;
		gap: 0.35rem 0.5rem;
		max-width: none;
		height: 100%;
		max-height: 100dvh;
		min-height: 0;
		overflow: hidden;
		box-sizing: border-box;
	}

	.retrotext-mode-picker {
		flex-direction: column;
		align-self: center;
		flex-shrink: 0;
	}

	.retrotext-mode-picker__btn {
		min-width: 4.75rem;
		padding: 0.4rem 0.5rem;
		font-size: 0.6rem;
	}

	.retrotext-stage__center {
		flex: 1 1 auto;
		flex-direction: column;
		align-items: center;
		justify-content: flex-start;
		min-height: 0;
		min-width: 0;
		gap: 0.35rem;
		overflow: hidden;
	}

	.retrotext-stage__main {
		flex: 1 1 auto;
		width: 100%;
		min-height: 0;
		max-height: calc(100dvh - 108px);
		overflow: hidden;
		justify-content: flex-start;
	}

	.retrotext-stage__center .retrotext-remote {
		flex: 0 0 auto;
		width: min(100%, 720px);
		align-self: center;
		transform: none;
		margin: 0;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv-shell--ferguson {
		padding-top: 0;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv__controls,
	.retrotext-stage.retrotext-stage--tv .retro-tv__base,
	.retrotext-stage.retrotext-stage--tv .retro-tv__antenna,
	.retrotext-stage.retrotext-stage--tv .retro-tv__stand,
	.retrotext-stage.retrotext-stage--tv .retro-tv__feet,
	.retrotext-stage.retrotext-stage--tv .retro-tv__wood {
		display: none;
	}

	.retrotext-tv-stack {
		width: 100%;
		min-height: 0;
		max-height: 100%;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv-shell.is-active {
		max-height: 100%;
		height: auto;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv-shell.is-active .retro-tv {
		max-height: 100%;
		height: auto;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv__screen {
		max-height: calc(100dvh - 140px);
		width: auto;
		max-width: 100%;
		margin: 0 auto;
	}

	.retrotext-stage.retrotext-stage--digital .retrotext-viewer-screen {
		max-height: calc(100dvh - 140px);
	}

	.retrotext-stage.retrotext-stage--digital .retrotext-viewer-screen .retro-tv__screen {
		min-height: 0;
		max-height: calc(100dvh - 140px);
	}
}

@media (max-width: 900px) and (orientation: portrait) {
	.retrotext-tv-stack {
		width: 100%;
		min-height: 320px;
	}
}

/* Desktop — larger TV sets and stage */
@media (min-width: 901px) {
	.retrotext-stage.retrotext-stage--tv {
		max-width: 1500px;
		gap: clamp(1rem, 2.5vw, 2.5rem);
	}

	.retrotext-stage.retrotext-stage--tv .retrotext-stage__main {
		flex: 1 1 960px;
	}

	.retrotext-stage.retrotext-stage--tv .retrotext-tv-stack {
		width: min(960px, 100%);
		min-height: 560px;
	}

	.retrotext-stage.retrotext-stage--tv .retro-tv__screen .retrotext-grid {
		/* Character grid sizing handled in teletext.css */
	}
}