.fpt-preview {
	--fpt-cols: 2;
	--fpt-preview-size: 56px;
	--fpt-preview-color: #111111;
	--fpt-card-bg: #ffffff;
	--fpt-card-border: #e4e7e5;
	--fpt-header-bg: #e3f1ec;
	--fpt-header-text: #1a1a1a;
	--fpt-btn-bg: #a9c1b4;
	--fpt-btn-text: #ffffff;

	width: 100%;
	margin: 1.5em 0;
}

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

.fpt-controls {
	max-width: 760px;
	margin: 0 auto 2em;
	text-align: center;
}

.fpt-input {
	width: 100%;
	box-sizing: border-box;
	padding: 0.7em 1em;
	font-size: 1.05rem;
	line-height: 1.4;
	border: 1px solid #c9cecb;
	border-radius: 6px;
	background: #fff;
	color: #333;
}

.fpt-input:focus {
	outline: none;
	border-color: #8fae9f;
	box-shadow: 0 0 0 3px rgba( 143, 174, 159, 0.25 );
}

.fpt-intro {
	margin: 0.9em 0 0;
	font-size: 0.9rem;
	color: #6b6b6b;
}

/* --- Grid & cards ---------------------------------------------------- */

.fpt-grid {
	display: grid;
	grid-template-columns: repeat( var( --fpt-cols ), minmax( 0, 1fr ) );
	gap: 22px;
}

.fpt-card {
	display: flex;
	flex-direction: column;
	background: var( --fpt-card-bg );
	border: 1px solid var( --fpt-card-border );
	border-radius: 2px;
	overflow: hidden;
}

.fpt-card__head {
	padding: 0.9em 1em;
	text-align: center;
	font-weight: 700;
	font-size: 1.05rem;
	background: var( --fpt-header-bg );
	color: var( --fpt-header-text );
	border-bottom: 1px solid var( --fpt-card-border );
}

.fpt-card__body {
	flex: 1 1 auto;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 96px;
	padding: 1.3em 1.2em 0.5em;
}

.fpt-card__sample {
	display: block;
	text-align: center;
	line-height: 1.2;
	word-break: break-word;
	font-size: var( --fpt-preview-size );
	color: var( --fpt-preview-color );
}

.fpt-card__foot {
	padding: 1.6em 1.2em 2.2em;
	text-align: center;
}

.fpt-btn {
	display: inline-block;
	padding: 0.7em 1.6em;
	font-size: 0.85rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	text-decoration: none;
	border-radius: 3px;
	background: var( --fpt-btn-bg );
	color: var( --fpt-btn-text );
	transition: opacity 0.15s ease;
}

.fpt-btn:hover,
.fpt-btn:focus {
	opacity: 0.85;
	color: var( --fpt-btn-text );
}

.fpt-empty {
	opacity: 0.7;
	font-style: italic;
}

/* --- Responsive ------------------------------------------------------ */

@media ( max-width: 640px ) {
	.fpt-grid {
		grid-template-columns: 1fr;
	}

	.fpt-card__sample {
		font-size: calc( var( --fpt-preview-size ) * 0.7 );
	}
}