.bfk-estimator {
	max-width: 760px;
	margin: 0 auto;
	font-family: inherit;
}

.bfk-progress {
	background: #e5e5e5;
	border-radius: 999px;
	height: 8px;
	overflow: hidden;
	margin-bottom: 32px;
}

.bfk-progress-bar {
	background: #1a7f4b;
	height: 100%;
	transition: width 0.3s ease;
}

.bfk-step h2 {
	font-size: 1.5rem;
	margin-bottom: 20px;
}

.bfk-card-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: 16px;
	margin-bottom: 24px;
}

.bfk-card-grid-3 {
	grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 600px) {
	.bfk-card-grid-3 {
		grid-template-columns: 1fr;
	}
}

.bfk-card {
	border: 2px solid #e0e0e0;
	border-radius: 12px;
	padding: 16px;
	text-align: center;
	cursor: pointer;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	background: #fff;
}

.bfk-card:hover {
	border-color: #1a7f4b;
}

.bfk-card.bfk-selected {
	border-color: #1a7f4b;
	box-shadow: 0 0 0 3px rgba(26, 127, 75, 0.15);
}

.bfk-card img {
	width: 100%;
	height: 110px;
	object-fit: cover;
	border-radius: 8px;
	margin-bottom: 10px;
}

.bfk-card-label {
	font-weight: 600;
}

.bfk-field-group {
	display: grid;
	gap: 16px;
	margin-bottom: 24px;
}

.bfk-field {
	display: flex;
	flex-direction: column;
	gap: 6px;
	font-weight: 500;
}

.bfk-field input {
	padding: 12px 14px;
	border: 1px solid #ccc;
	border-radius: 8px;
	font-size: 1rem;
}

.bfk-checkbox-list {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 10px;
	margin-bottom: 24px;
}

.bfk-checkbox-row {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 10px 12px;
	border: 1px solid #e0e0e0;
	border-radius: 8px;
	cursor: pointer;
}

.bfk-optional-section {
	border: 1px solid #e0e0e0;
	border-radius: 10px;
	padding: 16px 18px;
	margin-bottom: 16px;
}

.bfk-optional-section h3 {
	margin: 0 0 10px;
	font-size: 1.1rem;
}

.bfk-step-intro {
	color: #666;
	margin-bottom: 20px;
}

.bfk-toggle-row {
	display: flex;
	gap: 10px;
	margin-bottom: 12px;
}

.bfk-toggle-btn {
	padding: 8px 20px;
	border-radius: 999px;
	border: 1px solid #ccc;
	background: #fff;
	cursor: pointer;
	font-weight: 600;
}

.bfk-toggle-btn.bfk-active {
	background: #1a7f4b;
	border-color: #1a7f4b;
	color: #fff;
}

.bfk-quantity-list {
	display: grid;
	gap: 10px;
	margin-bottom: 24px;
}

.bfk-quantity-row {
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 10px 14px;
	border: 1px solid #e0e0e0;
	border-radius: 8px;
}

.bfk-quantity-row span {
	flex: 1 1 auto;
}

.bfk-quantity-select {
	flex: 0 0 100px;
	width: 100px;
	padding: 8px 12px;
	border-radius: 6px;
	border: 1px solid #ccc;
	font-size: 1rem;
	text-align: center;
}

.bfk-price-line {
	font-size: 1.4rem;
}

.bfk-price-line-secondary {
	font-size: 1rem;
	font-weight: 500;
	color: #556;
	margin-top: 6px;
}

.bfk-summary-list {
	list-style: none;
	padding: 0;
	margin: 0 0 20px;
}

.bfk-summary-list li {
	padding: 8px 0;
	border-bottom: 1px solid #eee;
}

.bfk-price-box {
	font-size: 1.4rem;
	font-weight: 700;
	background: #f3f9f5;
	border: 1px solid #1a7f4b;
	border-radius: 10px;
	padding: 18px;
	text-align: center;
	margin-bottom: 20px;
}

.bfk-disclaimer {
	font-size: 0.85rem;
	color: #666;
	margin-bottom: 24px;
}

.bfk-success {
	color: #1a7f4b;
	font-weight: 600;
}

.bfk-nav {
	display: flex;
	justify-content: space-between;
	gap: 12px;
}

.bfk-btn {
	padding: 14px 28px;
	border-radius: 8px;
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	border: none;
}

.bfk-btn-primary {
	background: #1a7f4b;
	color: #fff;
	margin-left: auto;
}

.bfk-btn-primary:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.bfk-btn-secondary {
	background: #f0f0f0;
	color: #333;
}