/* Base styles */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: '游ゴシック', 'Yu Gothic', YuGothic, 'Hiragino Kaku Gothic ProN',
		'Hiragino Kaku Gothic Pro', 'ヒラギノ角ゴ Pro W3', 'ヒラギノ角ゴ W3',
		'メイリオ', 'ＭＳ Ｐゴシック', sans-serif;
	background-color: #f5f5f5;
	color: #333;
	line-height: 1.6;
}

/* Header and progress indicator styles */
:root {
	--primary: #22c55e;
	--primary-dark: #15803d;
	--primary-light: #bbf7d0;
	--gray-50: #f9fafb;
	--gray-100: #f3f4f6;
	--gray-200: #e5e7eb;
	--gray-700: #374151;
	--gray-800: #1f2937;
}

.container {
	max-width: 800px;
	margin: 0 auto;
	padding: 2rem 1.5rem;
}

.form-title {
	font-size: 1.875rem;
	font-weight: 700;
	color: var(--gray-800);
	text-align: center;
	margin-bottom: 3rem;
}

.progress-steps {
	position: relative;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;
	margin-bottom: 3rem;
	padding: 0 1rem;
}

/* Progress line */
.progress-steps::before {
	content: '';
	position: absolute;
	top: 24px;
	left: 0;
	width: 100%;
	height: 2px;
	background-color: var(--gray-200);
	z-index: 1;
}

.step {
	position: relative;
	z-index: 2;
	padding: 0;
	background: none;
}

.step-content {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
}

.step-number {
	width: 48px;
	height: 48px;
	background-color: var(--gray-100);
	border: 2px solid var(--gray-200);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.125rem;
	font-weight: 600;
	color: var(--gray-700);
	margin-bottom: 1rem;
	transition: all 0.3s ease;
	flex-shrink: 0;
}

.step.active .step-number {
	background-color: var(--primary);
	border-color: var(--primary);
	color: white;
}

.step.completed .step-number {
	background-color: var(--primary-light);
	border-color: var(--primary);
	color: var(--primary-dark);
}

.step-text {
	max-width: 200px;
	margin: 0 auto;
}

.step-text h2 {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--gray-800);
	margin-bottom: 0.5rem;
	line-height: 1.4;
}

.step-text p {
	font-size: 0.75rem;
	color: var(--gray-700);
	line-height: 1.5;
}

.step.active .step-text h2 {
	color: var(--primary-dark);
}

@media (max-width: 640px) {
	.container {
		padding: 1.5rem 1rem;
	}

	.form-title {
		font-size: 1.5rem;
		margin-bottom: 2rem;
	}

	.progress-steps {
		grid-template-columns: 1fr;
		gap: 2rem;
		padding: 0.5rem 0 0.5rem 1.5rem;
		margin-left: 1rem;
	}

	.progress-steps::before {
		top: 0;
		left: 24px;
		width: 2px;
		height: 100%;
		background: none;
	}


	.step-content {
		flex-direction: row;
		text-align: left;
		align-items: flex-start;
		gap: 1.25rem;
	}

	.step-number {
		margin-bottom: 0;
	}

	.step-text {
		flex: 1;
		max-width: none;
		padding-right: 1rem;
	}

	.step-text h2 {
		font-size: 1rem;
		margin-top: 0.75rem;
		margin-bottom: 0.25rem;
	}

	.step-text p {
		font-size: 0.875rem;
		margin: 0;
		color: var(--gray-700);
	}
}

/* Additional mobile fixes */
@media (max-width: 480px) {
	.progress-steps {
		margin-left: 0.5rem;
		padding-left: 1rem;
	}

	.step-content {
		gap: 1rem;
	}

	.step-text {
		padding-right: 0.5rem;
	}

	.step-number {
		width: 40px;
		height: 40px;
		font-size: 1rem;
	}
}

/* Form Container */
.form-section {
	max-width: 800px;
	margin: 2rem auto;
	background: white;
	border-radius: 8px;
	border: 2px solid #22c55e;
	padding: 2rem;
}

/* Header Section */
.header-section {
	text-align: center;
	margin-bottom: 2rem;
}

.header-text-red {
	color: #dc2626;
	font-size: 1.25rem;
	margin-bottom: 0.5rem;
}

.header-text-large {
	font-size: 2.5rem;
	font-weight: 900;
}

/* Section Title */
.section-title {
	font-size: 1.5rem;
	margin-bottom: 2rem;
	padding-bottom: 0.5rem;
	border-bottom: 2px solid #eee;
}

/* Form Group */
.form-group {
	display: flex;
	margin-bottom: 1.5rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid #eee;
}

.form-label {
	width: 200px;
	flex-shrink: 0;
	padding-right: 1rem;
}

.form-input {
	flex: 1;
}

/* Required Badge */
.required-badge {
	display: inline-block;
	background: #dc2626;
	color: white;
	padding: 2px 8px;
	border-radius: 4px;
	font-size: 0.75rem;
	margin-right: 0.5rem;
}

/* Input Styles */
input[type='text'],
input[type='email'],
input[type='tel'] {
	width: 100%;
	padding: 0.75rem;
	border: 2px solid #e5e7eb;
	border-radius: 6px;
	font-size: 1rem;
}

input[type='text']:focus,
input[type='email']:focus,
input[type='tel']:focus {
	outline: none;
	border-color: #22c55e;
	box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

/* Address Fields */
.address-fields {
	display: grid;
	gap: 1rem;
	margin-bottom: 1rem;
}

/* Property Status */
.property-status,
.occupancy-status {
	display: flex;
	gap: 2rem;
	margin-bottom: 1rem;
    margin-top: 0.5rem;
}

/* Checkbox Styles */
.checkbox-label {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	cursor: pointer;
}

.checkbox-label input[type='checkbox'] {
	display: none;
}

.custom-checkbox {
	width: 20px;
	height: 20px;
	border: 2px solid #666;
	border-radius: 4px;
	position: relative;
}

.checkbox-label input[type='checkbox']:checked + .custom-checkbox::after {
	content: '';
	position: absolute;
	left: 6px;
	top: 3px;
	width: 5px;
	height: 10px;
	border-right: 2px solid #666;
	border-bottom: 2px solid #666;
	transform: rotate(45deg);
}

/* Helper Text */
.helper-text {
	font-size: 0.875rem;
	color: #666;
	margin-top: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
	.form-container {
		margin: 1rem;
		padding: 1rem;
		border-radius: 4px;
	}

	.form-group {
		flex-direction: column;
	}

	.form-label {
		width: 100%;
		margin-bottom: 0.5rem;
	}

	.property-status,
	.occupancy-status {
		flex-direction: column;
		gap: 0.5rem;
	}

	.date-input {
		flex-wrap: wrap;
	}
}

/* Coating Section Styles */
.coating-section {
	background-color: #f9fafb;
	border-radius: 8px;
	padding: 2rem;
	margin-top: 2rem;
}

.coating-group {
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.coating-group:hover {
	box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.main-label {
	display: flex;
	align-items: center;
	padding: 1rem;
	font-weight: 600;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

.main-label:hover {
	background-color: #f3f4f6;
}

.toggle-icon {
	width: 24px;
	height: 24px;
	border: 2px solid #4b5563;
	border-radius: 50%;
	position: relative;
	transition: all 0.3s ease;
}

.toggle-icon::before,
.toggle-icon::after {
	content: '';
	position: absolute;
	background-color: #4b5563;
	top: 50%;
	left: 50%;
	transition: all 0.3s ease;
}

.toggle-icon::before {
	width: 2px;
	height: 12px;
	transform: translate(-50%, -50%);
}

.toggle-icon::after {
	width: 12px;
	height: 2px;
	transform: translate(-50%, -50%);
}

.main-checkbox:checked + .main-label .toggle-icon {
	border-color: #22c55e;
}

.main-checkbox:checked + .main-label .toggle-icon::before,
.main-checkbox:checked + .main-label .toggle-icon::after {
	background-color: #ffffff;
}

.main-checkbox:checked + .main-label .toggle-icon::before {
	transform: translate(-50%, -50%) rotate(90deg);
}

.sub-options {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.3s ease;
}

.main-checkbox:checked ~ .sub-options {
	max-height: 500px;
}

.sub-item {
	display: flex;
	align-items: center;
	padding: 0.75rem 1rem 0.75rem 2rem;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

.sub-item:hover {
	background-color: #f3f4f6;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #22c55e;
    border-radius: 4px;
    margin-right: 0.75rem;
    position: relative;
    transition: all 0.3s ease;
    display: inline-flex;
    justify-content: center;
    align-items: center;
	padding: 10px;
}

.sub-checkbox:checked + .checkmark {
	background-color: #22c55e;
	border-color: #06a841;
}

.sub-checkbox:checked + .checkmark::after {
	content: '';
	position: absolute;
	left: 6px;
	top: 2px;
	width: 6px;
	height: 11px;
	border: solid white;
	border-width: 0 2px 2px 0;
	transform: rotate(45deg);
}

.auto-check
	.main-checkbox:checked
	~ .sub-options
	.sub-checkbox:checked
	+ .checkmark,
.auto-check .main-checkbox:checked ~ .sub-options .checkmark {
	background-color: #22c55e;
	border-color: #22c55e;
}

.auto-check
	.main-checkbox:checked
	~ .sub-options
	.sub-checkbox:checked
	+ .checkmark::after,
.auto-check .main-checkbox:checked ~ .sub-options .checkmark::after {
	content: '';
	position: absolute;
	left: 6px;
	top: 2px;
	width: 6px;
	height: 11px;
	border: solid white;
	border-width: 0 2px 2px 0;
	transform: rotate(45deg);
}

/* Hide default checkboxes */
.main-checkbox,
.sub-checkbox {
	position: absolute;
	opacity: 0;
	cursor: pointer;
	height: 0;
	width: 0;
}

/* Form Actions */
.form-actions {
	margin-top: 2rem;
	text-align: center;
}

.submit-button {
	background-color: #22c55e;
	color: #ffffff;
	font-weight: 700;
	padding: 0.75rem 2rem;
	border: none;
	border-radius: 8px;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

.submit-button:hover {
	background-color: #16a34a;
}

/* Responsive Design */
@media (max-width: 640px) {
	.coating-section {
		padding: 1rem;
	}

	.main-label,
	.sub-item {
		padding: 0.75rem;
	}

	.sub-item {
		padding-left: 1.5rem;
	}
}


.radio-label input[type="radio"] {
    display: none;
}

.custom-radio {
    width: 20px;
    height: 20px;
    border: 2px solid #22c55e;
    border-radius: 50%;
    margin-right: 0.5rem;
    position: relative;
}

.radio-label input[type="radio"]:checked + .custom-radio::after {
    content: '';
    width: 10px;
    height: 10px;
    background-color: #22c55e;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Hide coating options by default */
#coating-options {
    display: none;
}

#coating-options.visible {
    display: block;
}

/* Adjust main checkbox style */
.main-label .toggle-icon {
    border-color: #22c55e;
}

/* Attachemt Section */

/* Inquiry Section Styles */
.inquiry-section {
    background-color: #ffffff;
    border-radius: 8px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

.text-area-input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    font-size: 1rem;
    resize: vertical;
    min-height: 120px;
    transition: border-color 0.3s ease;
}

.text-area-input:focus {
    outline: none;
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.file-upload-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.file-upload-item {
    flex: 1;
    min-width: 200px;
}

.file-input {
    display: none;
}

.file-label {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background-color: #f3f4f6;
    border: 2px dashed #d1d5db;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-label:hover {
    background-color: #e5e7eb;
    border-color: #22c55e;
}

.file-icon {
    font-size: 1.25rem;
    margin-right: 0.5rem;
}

.file-text {
    font-size: 0.875rem;
    color: #4b5563;
}

.file-name {
    display: block;
    font-size: 0.75rem;
    color: #6b7280;
    margin-top: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-format-info {
    font-size: 0.75rem;
    color: #6b7280;
    margin-top: 0.5rem;
}

@media (max-width: 640px) {
    .inquiry-section {
        padding: 1.5rem;
    }

    .file-upload-container {
        flex-direction: column;
    }

    .file-upload-item {
        width: 100%;
    }
}

/* Sumbit Form */

.submit-section {
    margin-top: 2rem;
    padding: 2rem;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.submit-container {
    display: flex;
    justify-content: center;
}

.submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: #ffffff;
    background-color: #22c55e;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(34, 197, 94, 0.2);
}

.submit-button:hover {
    background-color: #16a34a;
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(34, 197, 94, 0.3);
}

.submit-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(34, 197, 94, 0.2);
}

.submit-text {
    margin-right: 0.5rem;
}

.submit-icon {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.submit-button:hover .submit-icon {
    transform: translateX(4px);
}

/* Responsive design */
@media (max-width: 640px) {
    .submit-section {
        padding: 1.5rem;
    }

    .submit-button {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}


/* Radio Checkbok */
.floor-coating-options {
    margin-bottom: 2rem;
}

.radio-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.radio-label {
    flex: 1;
    min-width: 20px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 1rem;
    background-color: #f3f4f6;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.radio-label:hover {
    background-color: #e5e7eb;
}

.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.custom-radio {
    height: 24px;
    width: 24px;
    min-width: 24px;
    background-color: #fff;
    border: 2px solid #22c55e;
    border-radius: 50%;
    margin-right: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.custom-radio::after {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #22c55e;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.radio-label input[type="radio"]:checked + .custom-radio::after {
    opacity: 1;
}

.radio-text {
    font-size: 1rem;
    font-weight: 500;
    color: #374151;
}

.radio-label input[type="radio"]:checked ~ .radio-text {
    color: #22c55e;
}

.radio-label input[type="radio"]:checked + .custom-radio {
    background-color: #dcfce7;
}

.radio-label input[type="radio"]:checked ~ * {
    border-color: #22c55e;
}

/* Accessibility */
.radio-label input[type="radio"]:focus + .custom-radio {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.3);
}

/* Responsive design */
@media (max-width: 640px) {
    .radio-group {
        flex-direction: column;
    }

    .radio-label {
        width: 100%;
    }
}


.toggle-icon {
    width: 24px;
    height: 24px;
    border: 2px solid #22c55e;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.toggle-icon::before,
.toggle-icon::after {
    content: '';
    position: absolute;
    background-color: #22c55e;
    top: 50%;
    left: 50%;
    transition: all 0.3s ease;
}

.toggle-icon::before {
    width: 2px;
    height: 12px;
    transform: translate(-50%, -50%);
}

.toggle-icon::after {
    width: 12px;
    height: 2px;
    transform: translate(-50%, -50%);
}

.sub-options {
    padding: 1rem;
    border-top: 1px solid #e5e7eb;
}

.sub-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    cursor: pointer;
}

.sub-checkbox {
    position: absolute;
    opacity: 0;
}

.sub-checkbox:checked + .checkmark::after {
    content: '✓';
    color: #ffffff;
    font-size: 14px;
    font-weight: bold;
}

.option-text {
    font-size: 0.95rem;
    color: #374151;
}

.other-option {
    flex-wrap: wrap;
}

.other-input-wrapper {
    flex-basis: 100%;
    margin-top: 0.5rem;
    margin-left: 2.75rem;
}

.other-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.other-input:focus {
    outline: none;
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

/* Hide main checkbox */
.main-checkbox {
    display: none;
}

/* Show sub-options when main checkbox is checked */
.main-checkbox:not(:checked) ~ .sub-options {
    display: none;
}

/* Responsive design */
@media (max-width: 640px) {
    .sub-item {
        margin-bottom: 1rem;
    }

    .other-input-wrapper {
        margin-left: 0;
        margin-top: 0.75rem;
    }
}


.section-title {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #eee;
}


.form-label {
    width: 200px;
    flex-shrink: 0;
    padding-right: 1rem;
    font-weight: 600;
    color: #374151;
}

.form-input {
    flex: 1;
}

.custom-radio {
    height: 24px;
    width: 24px;
    min-width: 24px;
    background-color: #fff;
    border: 2px solid #22c55e;
    border-radius: 50%;
    margin-right: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.radio-text {
    font-size: 1rem;
    font-weight: 500;
    color: #374151;
}


/* Main checkbox and label styles */
.main-checkbox {
    display: none;
}

/* Toggle icon styles */
.toggle-icon {
    width: 24px;
    height: 24px;
    border: 2px solid #22c55e;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.toggle-icon::before,
.toggle-icon::after {
    content: '';
    position: absolute;
    background-color: #22c55e;
    top: 50%;
    left: 50%;
    transition: all 0.3s ease;
}

.toggle-icon::before {
    width: 2px;
    height: 12px;
    transform: translate(-50%, -50%);
}

.toggle-icon::after {
    width: 12px;
    height: 2px;
    transform: translate(-50%, -50%);
}



.main-checkbox:checked ~ .sub-options {
    display: block;
}

/* Sub-item styles */
.sub-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    cursor: pointer;
}

.sub-checkbox {
    position: absolute;
    opacity: 0;
}


/* Other input styles */
.other-option {
    flex-wrap: wrap;
}

.other-input-wrapper {
    flex-basis: 100%;
    margin-top: 0.5rem;
    margin-left: 2.75rem;
}

.other-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.other-input:focus {
    outline: none;
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.sub-checkbox:checked + .checkmark::after {
    content: '';
    color: #ffffff;
    font-size: 14px;
    font-weight: bold;
}


/* Responsive styles */
@media (max-width: 640px) {
    .form-section {
        padding: 1.5rem;
    }

    .form-group {
        flex-direction: column;
    }

    .form-label {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .radio-group {
        flex-direction: column;
    }

    .radio-label {
        width: 100%;
    }

    .other-input-wrapper {
        margin-left: 0;
        margin-top: 0.75rem;
    }
}


/* Area unit radio group styles */
.area-unit-group {
    display: flex;
    gap: 1rem;
}

.area-unit-label {
    position: relative;
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background-color: #f3f4f6;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.area-unit-label:hover {
    background-color: #e5e7eb;
    border-color: #22c55e;
}

/* Hide default radio button */
.area-unit-radio {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

/* Custom radio button */
.area-unit-label .custom-radio {
    width: 20px;
    height: 20px;
    border: 2px solid #22c55e;
    border-radius: 50%;
    margin-right: 0.75rem;
    position: relative;
    transition: all 0.3s ease;
}

/* Custom radio button inner circle */
.area-unit-label .custom-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    background-color: #22c55e;
    border-radius: 50%;
    transition: transform 0.2s ease;
}

/* Checked state styles */
.area-unit-radio:checked + .custom-radio::after {
    transform: translate(-50%, -50%) scale(1);
}

.area-unit-radio:checked ~ .radio-text {
    color: #22c55e;
}

.area-unit-radio:checked + .custom-radio {
    background-color: #dcfce7;
}

/* Focus state */
.area-unit-radio:focus + .custom-radio {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

/* Radio text styles */
.area-unit-label .radio-text {
    font-size: 0.95rem;
    font-weight: 500;
    color: #374151;
    transition: color 0.3s ease;
}

/* Responsive styles */
@media (max-width: 640px) {
    .area-unit-group {
        flex-direction: column;
    }
    
    .area-unit-label {
        width: 100%;
    }
}

/* Construction area input styles */
.construction-area-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background-color: #f9fafb;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    transition: border-color 0.3s ease;
}

.construction-area-wrapper:focus-within {
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.area-prefix,
.area-suffix {
    font-size: 0.95rem;
    color: #374151;
    font-weight: 500;
    padding: 0.5rem;
}

.area-input-container {
    flex: 1;
    position: relative;
}

.area-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    font-size: 1rem;
    background-color: white;
    color: #374151;
    transition: all 0.3s ease;
}

.area-input:focus {
    outline: none;
    border-color: #22c55e;
    box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.1);
}

.area-input::placeholder {
    color: #9ca3af;
    font-size: 0.9rem;
}

/* Input number arrow removal */
.area-input::-webkit-outer-spin-button,
.area-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.area-input[type=number] {
    -moz-appearance: textfield;
		appearance: initial;
}

/* Error state */
.area-input.error {
    border-color: #ef4444;
}

.construction-area-wrapper.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Responsive styles */
@media (max-width: 640px) {
    .construction-area-wrapper {
        flex-wrap: wrap;
        padding: 0.75rem;
    }

    .area-prefix {
        padding-left: 0;
    }

    .area-suffix {
        padding-right: 0;
    }

    .area-input {
        padding: 0.625rem;
    }
}

/* Disabled state */
.construction-area-wrapper.disabled {
    background-color: #f3f4f6;
    cursor: not-allowed;
}

.area-input:disabled {
    background-color: #f3f4f6;
    cursor: not-allowed;
}

 .error-message {
            display: none;
            color: #ff4444;
            font-size: 0.875rem;
            margin-top: 0.5rem;
            font-family: 'Noto Sans JP', sans-serif;
        }

        /* Input error states */
        .form-input input.error.touched {
            border: 2px solid #ff4444 !important;
            background-color: #fff8f8;
        }

        /* Show error message when parent has error class */
        .form-input.error .error-message,
        .form-input input.error.touched + .error-message,
        .radio-group.error .error-message,
        .checkbox-group.error .error-message {
            display: block;
        }

        /* Error state for radio and checkbox groups */
        .radio-group.error,
        .checkbox-group.error {
            border: 1px solid #ff4444;
            padding: 10px;
            border-radius: 4px;
            background-color: #fff8f8;
        }

        /* Focus state */
        .form-input input:focus {
            outline: none;
            border-color: #4CAF50;
            background-color: #fff;
        }

        /* Transitions */
        .form-input input,
        .radio-group,
        .checkbox-group {
            transition: all 0.3s ease;
        }



.main-checkbox {
  display: none;
}


.main-label .checkmark {
  width: 24px;
  height: 24px;
  margin-left: 0.75rem;
  
}

.main-checkbox:checked + .main-label .checkmark {
  background-color: #22c55e;
}

.main-checkbox:checked + .main-label .checkmark::after {
  content: "✓";
  color: #ffffff;
  font-size: 16px;
  font-weight: bold;
}


.main-checkbox:checked ~ .sub-options {
  max-height: 500px;
  border-top: 1px solid #e5e7eb;
}

.sub-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  cursor: pointer;
}

.sub-checkbox {
  display: none;
}