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

:root {
	--bg-primary: #121212;
	--bg-secondary: #1e1e1e;
	--bg-tertiary: #2d2d2d;
	--text-primary: #e0e0e0;
	--text-secondary: #a0a0a0;
	--accent: #4a90d9;
	--accent-hover: #5da3e8;
	--border: #3d3d3d;
	--success: #4caf50;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	background-color: var(--bg-primary);
	color: var(--text-primary);
	line-height: 1.6;
	min-height: 100vh;
}

header {
	position: sticky;
	top: 0;
	background-color: var(--bg-secondary);
	border-bottom: 1px solid var(--border);
	padding: 1rem 2rem;
	z-index: 100;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.header-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	max-width: 800px;
	margin: 0 auto;
}

header h1 {
	font-size: 1.25rem;
	font-weight: 600;
	color: var(--text-primary);
}

header p {
	font-size: 0.875rem;
	color: var(--text-secondary);
	margin-top: 0.25rem;
}

.privacy-link {
	color: var(--accent);
	text-decoration: none;
	font-size: 0.875rem;
}

.privacy-link:hover {
	text-decoration: underline;
}

main {
	max-width: 800px;
	margin: 0 auto;
	padding: 2rem;
}

.card {
	background-color: var(--bg-secondary);
	border-radius: 8px;
	padding: 1.5rem;
	margin-bottom: 1.5rem;
	border: 1px solid var(--border);
}

.form-group {
	margin-bottom: 1.25rem;
}

.form-group label {
	display: block;
	margin-bottom: 0.5rem;
	font-weight: 500;
	color: var(--text-primary);
}

.form-row {
	display: flex;
	gap: 1rem;
}

.form-row .form-group {
	flex: 1;
}

.form-section {
	margin-bottom: 1.5rem;
}

.form-section-title {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--text-secondary);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	margin-bottom: 0.75rem;
}

select, input[type="number"] {
	width: 100%;
	padding: 0.75rem;
	background-color: var(--bg-tertiary);
	border: 1px solid var(--border);
	border-radius: 6px;
	color: var(--text-primary);
	font-size: 1rem;
	transition: border-color 0.2s;
}

select:focus, input[type="number"]:focus {
	outline: none;
	border-color: var(--accent);
}

.checkbox-group {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
	width: 1.25rem;
	height: 1.25rem;
	accent-color: var(--accent);
}

.checkbox-group label {
	margin-bottom: 0;
	cursor: pointer;
}

#dependents-container {
	margin-top: 1rem;
	padding: 1rem;
	background-color: var(--bg-tertiary);
	border-radius: 6px;
	display: none;
}

#dependents-container.visible {
	display: block;
}

#dependents-container label {
	margin-bottom: 0.5rem;
}

button {
	width: 100%;
	padding: 0.875rem;
	background-color: var(--accent);
	color: white;
	border: none;
	border-radius: 6px;
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	transition: background-color 0.2s;
}

button:hover {
	background-color: var(--accent-hover);
}

button:disabled {
	background-color: var(--bg-tertiary);
	cursor: not-allowed;
}

.total-backpay {
	background: linear-gradient(135deg, var(--accent) 0%, #2d5a87 100%);
	border-radius: 8px;
	padding: 1.5rem;
	margin-bottom: 1.5rem;
	text-align: center;
}

.total-backpay h2 {
	font-size: 1rem;
	font-weight: 500;
	opacity: 0.9;
	margin-bottom: 0.5rem;
}

.total-backpay .amount {
	font-size: 2.5rem;
	font-weight: 700;
	color: white;
}

table {
	width: 100%;
	border-collapse: collapse;
	margin-top: 1rem;
}

th, td {
	padding: 0.875rem;
	text-align: left;
	border-bottom: 1px solid var(--border);
}

th {
	background-color: var(--bg-tertiary);
	font-weight: 600;
	color: var(--text-primary);
}

td {
	color: var(--text-secondary);
}

tr:hover td {
	background-color: var(--bg-tertiary);
}

.amount-cell {
	font-family: "SF Mono", Monaco, "Courier New", monospace;
	color: var(--success);
}

.loading {
	text-align: center;
	padding: 2rem;
	color: var(--text-secondary);
}

.htmx-request .loading {
	display: block;
}

.htmx-request.loading {
	opacity: 0.5;
}

@media (max-width: 600px) {
	main {
		padding: 1rem;
	}

	.form-row {
		flex-direction: column;
		gap: 0;
	}

	.total-backpay .amount {
		font-size: 2rem;
	}
}

.modal-overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: rgba(0, 0, 0, 0.7);
	z-index: 200;
	justify-content: center;
	align-items: center;
}

.modal-overlay.active {
	display: flex;
}

.modal {
	background-color: var(--bg-secondary);
	border-radius: 8px;
	padding: 2rem;
	max-width: 500px;
	width: 90%;
	max-height: 80vh;
	overflow-y: auto;
	border: 1px solid var(--border);
}

.modal h2 {
	margin-bottom: 1rem;
	color: var(--text-primary);
}

.modal p {
	margin-bottom: 1rem;
	color: var(--text-secondary);
	line-height: 1.6;
}

.modal-close {
	background: none;
	border: none;
	color: var(--text-secondary);
	font-size: 1.5rem;
	cursor: pointer;
	position: absolute;
	top: 1rem;
	right: 1rem;
}

.modal-close:hover {
	color: var(--text-primary);
}

.results-actions {
	margin-bottom: 1rem;
	display: flex;
	gap: 1rem;
}

.btn-secondary {
	background-color: var(--bg-tertiary);
	color: var(--text-primary);
	border: 1px solid var(--border);
	padding: 0.75rem 1.5rem;
	border-radius: 6px;
	cursor: pointer;
	font-size: 0.875rem;
}

.btn-secondary:hover {
	background-color: var(--border);
}

.email-success {
	color: var(--success);
	margin-top: 1rem;
	text-align: center;
}