/* Arithmetic worksheet generator (דפי עבודה בחשבון). Plain, no library. */

.in4u-mw {
	background: #fff;
	border: 1px solid #e0e0e0;
	border-radius: 8px;
	padding: 16px;
	margin: 16px 0;
	font-family: inherit;
	color: #212529;
	direction: rtl;
	text-align: right;
}

.in4u-mw-controls {
	display: flex;
	flex-wrap: wrap;
	gap: 12px 16px;
	align-items: end;
	margin-bottom: 12px;
}

.in4u-mw-ctrl { display: flex; flex-direction: column; gap: 4px; font-size: 14px; margin: 0; }
.in4u-mw-ctrl > span { font-weight: 600; color: #495057; }

.in4u-mw-ctrl select,
.in4u-mw-ctrl input[type="text"] {
	padding: 6px 10px;
	border: 1px solid #ced4da;
	border-radius: 4px;
	background: #fff;
	font-size: 14px;
	font-family: inherit;
	min-width: 120px;
	direction: rtl;
}

.in4u-mw-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items: center;
	margin-bottom: 16px;
	padding-bottom: 12px;
	border-bottom: 1px solid #f0f0f0;
}

.in4u-mw-btn {
	padding: 8px 16px;
	border: 1px solid transparent;
	border-radius: 4px;
	font-size: 14px;
	font-family: inherit;
	cursor: pointer;
	transition: filter 0.15s;
}
.in4u-mw-btn:hover { filter: brightness(0.95); }
.in4u-mw-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.in4u-mw-btn-primary { background: #2271b1; color: #fff; }
.in4u-mw-btn-secondary { background: #fff; color: #2271b1; border: 1px solid #2271b1; }

.in4u-mw-status { font-size: 13px; color: #6c757d; }

.in4u-mw-sheet { background: #fff; padding: 8px; }

.in4u-mw-caption {
	font-size: 20px;
	font-weight: 700;
	text-align: center;
	margin-bottom: 6px;
}
.in4u-mw-sub { text-align: center; font-size: 14px; color: #6c757d; margin-bottom: 16px; }

.in4u-mw-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px 18px;
}

.in4u-mw-item {
	display: flex;
	align-items: baseline;
	gap: 8px;
	font-size: 18px;
	padding: 6px 4px;
	border-bottom: 1px dashed #dde1e5;
}

.in4u-mw-num { font-weight: 700; color: #2271b1; min-width: 26px; }
.tt-bw .in4u-mw-num, .in4u-mw-bw .in4u-mw-num { color: #212529; }
.in4u-mw-expr { direction: ltr; unicode-bidi: isolate; white-space: nowrap; }

.in4u-mw-blank {
	display: inline-block;
	min-width: 46px;
	border-bottom: 1.5px solid #333;
}

.in4u-mw-ans { font-weight: 700; color: #198754; }
.in4u-mw-bw .in4u-mw-ans { color: #212529; }

@media (max-width: 768px) { .in4u-mw-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) {
	.in4u-mw-grid { grid-template-columns: repeat(2, 1fr); }
	.in4u-mw-item { font-size: 16px; }
}

@media print {
	.in4u-mw-controls, .in4u-mw-actions { display: none !important; }
	.in4u-mw { border: none; padding: 0; margin: 0; }
	.in4u-mw-grid { grid-template-columns: repeat(4, 1fr); }
}