/* Reset and base styles */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: var(--font-family-primary);
	font-size: var(--font-size-base);
	line-height: var(--line-height-normal);
	color: var(--text-primary);
	background-color: var(--background-color);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	padding-top: 60px; /* Account for fixed header */
}

/* Header */
.survey-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background: var(--background-color);
	border-bottom: 1px solid var(--border-color);
	box-shadow: var(--shadow-sm);
	z-index: 1000;
	height: 60px;
}

.header-container {
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: 0 var(--spacing-lg);
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.header-logo {
	display: flex;
	align-items: center;
}

.logo-img {
	height: 40px;
	width: auto;
	object-fit: contain;
}

.header-title {
	flex: 1;
	text-align: right;
	margin-left: var(--spacing-lg);
}

.header-title h1 {
	font-size: var(--font-size-lg) !important;
	font-weight: 500;
	color: var(--text-primary);
	margin: 0;
}
.footer-content {
	text-align: center;
	font-size: var(--font-size-sm);
	color: var(--text-secondary);
	margin-top: var(--spacing-md);
	margin-bottom: var(--spacing-md);
}
.footer-content a {
	color: var(--text-secondary);
	text-decoration: underline;
}
.footer-content a:hover {
	text-decoration: none;
}

/* Header responsive design */
@media (max-width: 768px) {
	.header-container {
		padding: 0 var(--spacing-md);
		flex-direction: column;
	}

	.header-title h1 {
		font-size: var(--font-size-base);
	}

	.logo-img {
		height: 32px;
	}

	.survey-header {
	}

	body {
		padding-top: 50px;
	}

	#app {
		min-height: calc(100vh - 50px);
	}
}

/* Layout */
#app {
	min-height: calc(100vh - 60px);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: var(--spacing-md);
}

.container {
	width: 100%;
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: var(--content-padding);
}

.section {
	display: none;
	width: 100%;
}

.section.active {
	display: block;
}

/* Typography */
h1 {
	font-size: var(--font-size-3xl);
	font-weight: 600;
	line-height: var(--line-height-tight);
	margin-bottom: var(--spacing-lg);
	color: var(--text-primary);
}

h2 {
	font-size: var(--font-size-2xl);
	font-weight: 600;
	line-height: var(--line-height-tight);
	margin-bottom: var(--spacing-md);
	color: var(--text-primary);
}

h3 {
	font-size: var(--font-size-xl);
	font-weight: 500;
	line-height: var(--line-height-tight);
	margin-bottom: var(--spacing-sm);
	color: var(--text-primary);
}

p {
	margin-bottom: var(--spacing-md);
	color: var(--text-secondary);
}

/* Logo */
.logo-container {
	text-align: center;
	margin-bottom: var(--spacing-xl);
}

#logo {
	max-width: 200px;
	height: auto;
}

/* Progress bar */
.progress-container {
	margin-bottom: var(--spacing-xl);
}

.progress-bar {
	width: 100%;
	height: 8px;
	background-color: var(--border-color);
	border-radius: var(--border-radius-lg);
	overflow: hidden;
	margin-bottom: var(--spacing-sm);
}

.progress-fill {
	height: 100%;
	background-color: var(--primary-color);
	border-radius: var(--border-radius-lg);
	transition: width var(--transition-normal);
	width: 0%;
}

.progress-text {
	text-align: center;
	font-size: var(--font-size-sm);
	color: var(--text-muted);
}

/* Forms */
.form-group {
	margin-bottom: var(--spacing-lg);
}

.form-label {
	display: block;
	font-weight: 500;
	margin-bottom: 0;
	color: var(--text-primary);
}

.form-label.required::after {
	content: " *";
	color: var(--error-color);
}

.form-input,
.form-textarea,
.form-select {
	width: 100%;
	height: var(--form-element-height);
	padding: var(--spacing-sm) var(--spacing-md);
	border: var(--border-width) solid var(--border-color);
	border-radius: var(--border-radius-md);
	font-size: var(--font-size-base);
	font-family: inherit;
	background-color: var(--background-color);
	color: var(--text-primary);
	transition: border-color var(--transition-fast),
		box-shadow var(--transition-fast);
}

.form-textarea {
	height: auto;
	min-height: 100px;
	resize: vertical;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
	outline: none;
	border-color: var(--border-focus);
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
	border-color: var(--error-color);
}

.form-input.error:focus,
.form-textarea.error:focus,
.form-select.error:focus {
	box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Radio buttons and checkboxes */
.radio-group,
.checkbox-group {
	display: flex;
	flex-direction: column;
	gap: 0;
}

.radio-item,
.checkbox-item {
	display: flex;
	align-items: start;
	padding: 0;
	border-radius: var(--border-radius-md);
	cursor: pointer;
	transition: background-color var(--transition-fast);
}

.radio-item:hover,
.checkbox-item:hover {
	background-color: var(--surface-color);
}

.radio-item input,
.checkbox-item input {
	margin-right: var(--spacing-sm);
	cursor: pointer;
	margin-top: 6px;
}

.radio-item label,
.checkbox-item label {
	cursor: pointer;
	user-select: none;
}

.checkbox-item.disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.checkbox-item.disabled:hover {
	background-color: transparent;
}

.checkbox-item.disabled input,
.checkbox-item.disabled label {
	cursor: not-allowed;
}

/* Multi-radio groups */
.multi-radio-group {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
}

.multi-radio-group-item {
	display: grid;
	grid-template-columns: 300px 1fr;
	align-items: start;
	gap: var(--spacing-lg);
	padding: var(--spacing-sm);
	border: 1px solid var(--border-color);
	border-radius: var(--border-radius-md);
	background-color: var(--surface-color);
}

.multi-radio-group-label {
	margin: 0;
	font-size: var(--font-size-md);
	font-weight: var(--font-weight-semibold);
	color: var(--text-primary);
	min-width: 200px;
	flex-shrink: 0;
}

.multi-radio-group-item .radio-group {
	display: flex;
	gap: 0;
	flex-wrap: wrap;
	align-items: start;
	margin: 0;
	flex-direction: column;
}

/* Rating */
.rating-group {
	display: flex;
	gap: 0;
	justify-content: space-between;
	flex-wrap: wrap;
	margin-top: var(--spacing-sm);
}

.rating-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	cursor: pointer;
	padding: 0;
	border-radius: var(--border-radius-md);
	transition: background-color var(--transition-fast);
	min-width: 60px;
}

.rating-item:hover {
	background-color: var(--surface-color);
}

.rating-item input {
	margin-bottom: var(--spacing-xs);
}

.rating-item label {
	font-size: var(--font-size-sm);
	text-align: center;
	cursor: pointer;
}

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: var(--spacing-sm) var(--spacing-lg);
	height: var(--button-height);
	font-size: var(--font-size-base);
	font-weight: 500;
	font-family: inherit;
	border: var(--border-width) solid transparent;
	border-radius: var(--border-radius-md);
	cursor: pointer;
	text-decoration: none;
	transition: all var(--transition-fast);
	user-select: none;
}

.btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
}

.btn-primary {
	background-color: var(--primary-color);
	color: white;
	border-color: var(--primary-color);
}

.btn-primary:hover:not(:disabled) {
	background-color: var(--primary-hover);
	border-color: var(--primary-hover);
}

.btn-secondary {
	background-color: var(--surface-color);
	color: var(--text-primary);
	border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
	background-color: var(--secondary-color);
	color: white;
	border-color: var(--secondary-color);
}

/* Navigation */
.navigation {
	display: flex;
	justify-content: space-between;
	gap: var(--spacing-md);
	margin-top: var(--spacing-xl);
}

.navigation .btn {
	flex: 1;
	max-width: 200px;
}

/* Error messages */
.error-message {
	color: var(--error-color);
	font-size: var(--font-size-sm);
	margin-top: var(--spacing-xs);
}

/* Success messages */
.success-message {
	color: var(--success-color);
	font-size: var(--font-size-sm);
	margin-top: var(--spacing-xs);
}

/* Intro section */
#intro-section {
	text-align: left;
}

#intro-section h1 {
	color: var(--primary-color);
}

#start-button {
	margin-top: var(--spacing-lg);
	min-width: 200px;
}

/* Completion section */
#completion-section {
	text-align: center;
}

.completion-content {
	padding: var(--spacing-2xl);
	background-color: var(--surface-color);
	border-radius: var(--border-radius-xl);
	box-shadow: var(--shadow-lg);
}

.completion-content h1 {
	color: var(--success-color);
}

#restart-button {
	margin-top: var(--spacing-lg);
}

/* Step container */
.step-container {
	background-color: var(--surface-color);
	padding: var(--spacing-2xl);
	border-radius: var(--border-radius-xl);
	box-shadow: var(--shadow-md);
	margin-bottom: var(--spacing-xl);
}

/* Responsive design */
@media (max-width: 768px) {
	.container {
		padding: var(--spacing-md);
	}

	h1 {
		font-size: var(--font-size-2xl);
	}

	h2 {
		font-size: var(--font-size-xl);
	}

	.navigation {
		flex-direction: column;
	}

	.navigation .btn {
		max-width: none;
	}

	.rating-group {
		gap: 0;
	}

	.rating-item {
		min-width: 50px;
		padding: 0;
	}

	.step-container {
		padding: var(--spacing-lg);
	}

	.completion-content {
		padding: var(--spacing-lg);
	}
	.multi-radio-group {
		display: flex;
		flex-direction: column;
		gap: var(--spacing-md);
	}

	.multi-radio-group-item {
		display: flex;
		flex-direction: column;
		align-items: start;
		gap: var(--spacing-sm);
		padding: var(--spacing-sm);
		border: 1px solid var(--border-color);
		border-radius: var(--border-radius-md);
		background-color: var(--surface-color);
	}

	.multi-radio-group-label {
		margin: 0;
		font-size: var(--font-size-md);
		font-weight: var(--font-weight-semibold);
		color: var(--text-primary);
		min-width: 200px;
		flex-shrink: 0;
	}

	.multi-radio-group-item .radio-group {
		display: flex;
		gap: 0;
		flex-wrap: wrap;
		align-items: start;
		margin: 0;
		flex-direction: column;
	}

	/* Captcha responsive styles */
	.captcha-question-container {
		flex-direction: column;
		align-items: center;
		text-align: center;
		gap: var(--spacing-sm);
	}

	.captcha-question {
		font-size: var(--font-size-md);
	}

	.captcha-input {
		max-width: 100px;
		font-size: var(--font-size-md) !important;
	}
}

@media (max-width: 480px) {
	#app {
		padding: var(--spacing-sm);
	}

	.container {
		padding: var(--spacing-sm);
	}

	h1 {
		font-size: var(--font-size-xl);
	}

	.form-input,
	.form-textarea,
	.form-select {
		font-size: 16px; /* Prevents zoom on iOS */
	}

	.rating-group {
		flex-direction: column;
		gap: 0;
	}

	.rating-item {
		flex-direction: row;
		justify-content: flex-start;
		min-width: auto;
	}

	.rating-item input {
		margin-right: var(--spacing-sm);
		margin-bottom: 0;
	}
	.multi-radio-group {
		display: flex;
		flex-direction: column;
		gap: var(--spacing-md);
	}

	.multi-radio-group-item {
		display: flex;
		flex-direction: column;
		align-items: start;
		gap: var(--spacing-sm);
		padding: var(--spacing-sm);
		border: 1px solid var(--border-color);
		border-radius: var(--border-radius-md);
		background-color: var(--surface-color);
	}

	.multi-radio-group-label {
		margin: 0;
		font-size: var(--font-size-md);
		font-weight: var(--font-weight-semibold);
		color: var(--text-primary);
		min-width: 200px;
		flex-shrink: 0;
	}

	.multi-radio-group-item .radio-group {
		display: flex;
		gap: 0;
		flex-wrap: wrap;
		align-items: start;
		margin: 0;
		flex-direction: column;
	}
}

#countdown-section .container {
	text-align: left;
}
/* Countdown Section Styles */
.countdown-notice {
	border: 2px solid var(--primary-color);
	border-radius: var(--border-radius-lg);
	padding: var(--spacing-xl);
	margin: var(--spacing-xl) 0;
	text-align: center;
}

.countdown-message {
	font-size: var(--font-size-lg);
	color: var(--text-secondary);
	margin-bottom: var(--spacing-lg);
	line-height: var(--line-height-relaxed);
}

.countdown-timer {
	margin-top: var(--spacing-lg);
}

.countdown-prefix {
	font-size: var(--font-size-lg);
	margin-bottom: var(--spacing-md);
}

.countdown-display {
	background: var(--primary-color);
	color: white;
	padding: var(--spacing-lg) var(--spacing-xl);
	border-radius: var(--border-radius-md);
	font-size: var(--font-size-xl);
	font-weight: 700;
	font-family: "Courier New", monospace;
	letter-spacing: 1px;
	box-shadow: var(--shadow-md);
	display: inline-block;
	min-width: 300px;
}

.countdown-time {
	display: block;
	text-align: center;
}

.countdown-loading {
	color: var(--text-muted);
	font-style: italic;
	font-weight: normal;
}

/* Expired Section Styles */
.expired-content {
	text-align: center;
	max-width: 600px;
	margin: 0 auto;
	padding: var(--spacing-xl);
}
.expired-content a {
	color: var(--text-secondary);
	text-decoration: underline;
}
.expired-content a:hover {
	text-decoration: none;
}

#expired-title {
	color: var(--primary-color);
	margin-bottom: var(--spacing-xl);
}

.expired-message {
	font-size: var(--font-size-lg);
	font-weight: 600;
	color: var(--text-secondary);
	margin-bottom: var(--spacing-lg);
	padding: var(--spacing-lg);
	background: var(--surface-color);
	border-radius: var(--border-radius-md);
	border-left: 4px solid var(--primary-color);
}

/* Responsive adjustments for countdown */
@media (max-width: 768px) {
	.countdown-notice {
		padding: var(--spacing-lg);
		margin: var(--spacing-lg) 0;
	}

	.countdown-display {
		font-size: var(--font-size-lg);
		padding: var(--spacing-md) var(--spacing-lg);
		min-width: 250px;
	}

	.countdown-message,
	.countdown-prefix {
		font-size: var(--font-size-md);
	}
}

@media (max-width: 480px) {
	.countdown-display {
		font-size: var(--font-size-md);
		padding: var(--spacing-sm) var(--spacing-md);
		min-width: 200px;
	}
}

/* Print styles */
@media print {
	#app {
		padding: 0;
	}

	.navigation {
		display: none;
	}

	.progress-container {
		display: none;
	}
}