* {
	box-sizing: border-box;
}

body {
	margin: 0;
	background: #f3f6fb;
	color: #1b2b44;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 15px;
	line-height: 1.5;
}

h1,
h2 {
	margin: 0;
	color: #0d359e;
}

h1 {
	font-size: 20px;
}

h2 {
	margin-bottom: 14px;
	font-size: 17px;
}

.site-header {
	display: flex;
	gap: 18px;
	align-items: center;
	padding: 18px 32px;
	border-bottom: 2px solid #0d359e;
	background: #fff;
}

.layout {
	display: grid;
	grid-template-columns: 280px minmax(0, 1fr);
	gap: 24px;
	align-items: start;
	max-width: 1360px;
	margin: 0 auto;
	padding: 28px 32px 48px;
}

.details,
.output {
	padding: 24px;
	border: 1px solid #d8e2f2;
	border-radius: 8px;
	background: #fff;
}

.details label {
	display: block;
	margin: 14px 0 4px;
	font-weight: bold;
}

.details input {
	width: 100%;
	padding: 9px 11px;
	border: 1px solid #b8c6de;
	border-radius: 6px;
	color: inherit;
	font: inherit;

	/* 16px stops iOS Safari from zooming in on focus. */
	font-size: 16px;

	&:focus {
		border-color: #0d359e;
		outline: 2px solid #0d359e;
		outline-offset: 1px;
	}
}

.optional {
	color: #52617b;
	font-weight: normal;
}

.preview-frame {
	overflow-x: auto;
	padding: 12px;
	border: 1px dashed #b8c6de;
	border-radius: 6px;
	background: #fff;
}

.actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	align-items: center;
	margin: 18px 0 30px;
}

.button {
	padding: 10px 18px;
	border: 1px solid #0d359e;
	border-radius: 6px;
	background: #fff;
	color: #0d359e;
	font: inherit;
	font-weight: bold;
	cursor: pointer;

	&:hover {
		background: #eaf0fb;
	}

	&:focus-visible {
		outline: 2px solid #0d359e;
		outline-offset: 2px;
	}
}

.button--primary {
	background: #0d359e;
	color: #fff;

	&:hover {
		background: #0a2a7d;
	}
}

.status {
	margin: 0;
	color: #1d7a3a;
	font-weight: bold;

	&.is-error {
		color: #b42318;
	}
}

.steps {
	margin: 0 0 12px;
	padding-left: 22px;

	li {
		margin-bottom: 6px;
	}
}

.note {
	margin: 0;
	color: #52617b;
}

@media (max-width: 900px) {
	.layout {
		grid-template-columns: minmax(0, 1fr);
		padding: 20px 16px 40px;
	}

	.site-header {
		padding: 16px;
	}
}

@media (max-width: 600px) {
	.layout {
		gap: 16px;
		padding: 16px 12px 32px;
	}

	.site-header {
		gap: 12px;
		padding: 12px;

		img {
			width: 120px;
			height: auto;
		}
	}

	h1 {
		font-size: 18px;
	}

	.details,
	.output {
		padding: 18px 16px;
	}

	.preview-frame {
		padding: 8px;
	}

	.actions {
		flex-direction: column;
		align-items: stretch;
	}

	.button {
		width: 100%;
		padding: 13px 18px;
	}

	.status {
		text-align: center;
	}
}