/**
 * Broken Screen Simulator - front end.
 * Everything is scoped to .bss-app / .bss-overlay so themes can't leak in.
 */

.bss-app {
	--bss-ink: #0c0f15;
	--bss-surface: #141922;
	--bss-line: #262d3a;
	--bss-text: #e8ecf3;
	--bss-muted: #8b95a8;
	--bss-accent: #4dd8ff;
	--bss-radius: 14px;
	--bss-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

	box-sizing: border-box;
	position: relative;
	max-width: 780px;
	margin: 0 auto;
	padding: 22px;
	border: 1px solid var(--bss-line);
	border-radius: var(--bss-radius);
	background: var(--bss-ink);
	color: var(--bss-text);
	font-family: inherit;
	font-size: 15px;
	line-height: 1.5;
	overflow: hidden;
}

.bss-app *,
.bss-app *::before,
.bss-app *::after {
	box-sizing: border-box;
}

/* Signature: a hairline fracture running across the top edge of the panel. */
.bss-app::before {
	content: "";
	position: absolute;
	inset: 0 0 auto 0;
	height: 1px;
	background: linear-gradient(
		90deg,
		transparent 0 5%,
		var(--bss-accent) 5% 16%,
		transparent 16% 19%,
		var(--bss-accent) 19% 22%,
		transparent 22% 47%,
		var(--bss-accent) 47% 58%,
		transparent 58% 64%,
		var(--bss-accent) 64% 66%,
		transparent 66% 83%,
		var(--bss-accent) 83% 91%,
		transparent 91%
	);
	opacity: 0.6;
	pointer-events: none;
}

.bss-theme-light {
	--bss-ink: #f6f7f9;
	--bss-surface: #ffffff;
	--bss-line: #d9dee7;
	--bss-text: #171a21;
	--bss-muted: #5c6577;
}

/* ---------- Preview stage ---------- */

.bss-stage {
	position: relative;
	aspect-ratio: 16 / 9;
	border: 1px solid var(--bss-line);
	border-radius: 10px;
	background: #0b0b0d;
	overflow: hidden;
}

/* Fallback for browsers without aspect-ratio. */
@supports not (aspect-ratio: 16 / 9) {
	.bss-stage {
		height: 0;
		padding-bottom: 56.25%;
	}
}

.bss-screen {
	position: absolute;
	inset: 0;
	display: block;
}

.bss-screen svg {
	display: block;
	width: 100%;
	height: 100%;
}

.bss-stage-label,
.bss-stage-meta {
	position: absolute;
	bottom: 10px;
	font-family: var(--bss-mono);
	font-size: 10px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: #f2f5fa;
	background: rgba(8, 10, 14, 0.62);
	border-radius: 999px;
	padding: 4px 10px;
	pointer-events: none;
	mix-blend-mode: normal;
}

.bss-stage-label {
	left: 10px;
}

.bss-stage-meta {
	right: 10px;
	color: var(--bss-accent);
}

.bss-intro {
	margin: 14px 0 0;
	color: var(--bss-muted);
	font-size: 14px;
}

/* ---------- Controls ---------- */

.bss-controls {
	display: grid;
	gap: 18px;
	margin-top: 18px;
}

.bss-field {
	display: grid;
	gap: 8px;
}

.bss-field-narrow {
	max-width: 220px;
}

.bss-label {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	font-family: var(--bss-mono);
	font-size: 11px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--bss-muted);
}

.bss-label output {
	font-variant-numeric: tabular-nums;
	color: var(--bss-accent);
}

.bss-segmented {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.bss-chip {
	appearance: none;
	-webkit-appearance: none;
	margin: 0;
	padding: 8px 14px;
	border: 1px solid var(--bss-line);
	border-radius: 999px;
	background: var(--bss-surface);
	color: var(--bss-text);
	font: inherit;
	font-size: 13px;
	line-height: 1.2;
	cursor: pointer;
	transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.bss-chip:hover {
	border-color: var(--bss-accent);
}

.bss-chip[aria-checked="true"] {
	background: var(--bss-accent);
	border-color: var(--bss-accent);
	color: #06131a;
	font-weight: 600;
}

.bss-range {
	appearance: none;
	-webkit-appearance: none;
	width: 100%;
	height: 4px;
	margin: 8px 0;
	border-radius: 999px;
	background: var(--bss-line);
	cursor: pointer;
}

.bss-range::-webkit-slider-thumb {
	-webkit-appearance: none;
	width: 20px;
	height: 20px;
	border: 3px solid var(--bss-ink);
	border-radius: 50%;
	background: var(--bss-accent);
}

.bss-range::-moz-range-thumb {
	width: 20px;
	height: 20px;
	border: 3px solid var(--bss-ink);
	border-radius: 50%;
	background: var(--bss-accent);
}

.bss-swatches {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.bss-swatch {
	position: relative;
	width: 34px;
	height: 34px;
	padding: 0;
	border: 1px solid var(--bss-line);
	border-radius: 9px;
	background: var(--bss-swatch, #000);
	cursor: pointer;
	overflow: hidden;
}

.bss-swatch[aria-pressed="true"] {
	border-color: var(--bss-accent);
	box-shadow: 0 0 0 2px var(--bss-accent) inset;
}

.bss-swatch-custom {
	display: inline-flex;
	background: conic-gradient(#ff5f6d, #ffc371, #6ee7b7, #60a5fa, #c084fc, #ff5f6d);
}

.bss-swatch-custom input[type="color"] {
	width: 100%;
	height: 100%;
	padding: 0;
	border: 0;
	opacity: 0;
	cursor: pointer;
}

.bss-select {
	appearance: none;
	-webkit-appearance: none;
	padding: 9px 34px 9px 12px;
	border: 1px solid var(--bss-line);
	border-radius: 9px;
	background-color: var(--bss-surface);
	background-image: linear-gradient(45deg, transparent 50%, var(--bss-muted) 50%), linear-gradient(135deg, var(--bss-muted) 50%, transparent 50%);
	background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
	background-size: 5px 5px, 5px 5px;
	background-repeat: no-repeat;
	color: var(--bss-text);
	font: inherit;
	font-size: 14px;
	cursor: pointer;
}

/* ---------- Actions ---------- */

.bss-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 22px;
	padding-top: 18px;
	border-top: 1px solid var(--bss-line);
}

.bss-btn {
	appearance: none;
	-webkit-appearance: none;
	padding: 12px 20px;
	border: 1px solid var(--bss-line);
	border-radius: 10px;
	background: var(--bss-surface);
	color: var(--bss-text);
	font: inherit;
	font-size: 14px;
	font-weight: 500;
	line-height: 1.2;
	cursor: pointer;
	transition: border-color 0.15s ease, transform 0.12s ease;
}

.bss-btn:hover {
	border-color: var(--bss-accent);
}

.bss-btn:active {
	transform: translateY(1px);
}

.bss-btn-primary {
	background: var(--bss-accent);
	border-color: var(--bss-accent);
	color: #06131a;
	font-weight: 650;
	flex: 1 1 200px;
}

.bss-app :focus-visible,
.bss-overlay :focus-visible {
	outline: 2px solid var(--bss-accent, #4dd8ff);
	outline-offset: 2px;
}

.bss-note {
	margin: 16px 0 0;
	color: var(--bss-muted);
	font-size: 12.5px;
}

.bss-app .screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}

@media (max-width: 540px) {
	.bss-app {
		padding: 16px;
	}

	.bss-btn {
		flex: 1 1 100%;
		text-align: center;
	}
}

/* ---------- Fullscreen overlay ---------- */

.bss-overlay {
	position: fixed;
	inset: 0;
	z-index: 2147483646;
	margin: 0;
	padding: 0;
	background: #000;
	cursor: crosshair;
	touch-action: none;
	overscroll-behavior: none;
	user-select: none;
	-webkit-user-select: none;
	-webkit-tap-highlight-color: transparent;
}

.bss-overlay-screen {
	position: absolute;
	inset: 0;
}

.bss-overlay-screen svg {
	display: block;
	width: 100%;
	height: 100%;
}

.bss-exit {
	position: absolute;
	top: 0;
	right: 0;
	width: 56px;
	height: 56px;
	padding: 0;
	border: 0;
	background: none;
	color: #fff;
	font-size: 26px;
	line-height: 1;
	opacity: 0.18;
	cursor: pointer;
	mix-blend-mode: difference;
}

.bss-exit:hover,
.bss-exit:focus-visible {
	opacity: 0.9;
}

.bss-hint {
	position: absolute;
	top: 22px;
	left: 50%;
	transform: translateX(-50%);
	padding: 9px 18px;
	border-radius: 999px;
	background: rgba(12, 14, 18, 0.72);
	color: #fff;
	font-family: var(--bss-mono, monospace);
	font-size: 12px;
	letter-spacing: 0.08em;
	text-align: center;
	white-space: nowrap;
	pointer-events: none;
	transition: opacity 0.6s ease;
}

.bss-hint.is-gone {
	opacity: 0;
}

.bss-no-scroll {
	overflow: hidden !important;
}

@media (prefers-reduced-motion: reduce) {
	.bss-app *,
	.bss-overlay * {
		transition: none !important;
		animation: none !important;
	}
}