/* --- VARS --- */

:root {
	--font-primary: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
	--font-mono: monospace;
	
	/* color convert: https://convertacolor.com */
	--color-accent: hsl(200,97%,45%);
	--color-accent-dark: hsl(202,97%,37%);
	--color-black: hsl(180,4%,4%);
	--color-white: hsl(197,37%,96%);

	--max-width: 1000px;
}

* {
	margin: 0;
	padding: 0;
}

input {
	-webkit-appearance: none;
	appearance: none;
}
html {
	font-size: 100%;
	font-family: var(--font-primary);
}
body {
	border-top: 5px solid var(--color-accent);
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	font-size: 100%;
	color: var(--color-black);
}
kbd {
	font-family: var(--font-mono);
	padding: 0.0625rem 0.5rem;
	border-radius: 0.125rem;
	border: 1px solid var(--color-black);
	box-shadow: 1px 1px 0 currentColor, 1px 1px 0 currentColor;
}
table {
	max-width: 620px;
	border-collapse: collapse;
	table-layout: fixed;
	margin-bottom: 25px;
}
table th,
table td {
	border-bottom: 1px solid #788b9b;
	vertical-align: top;
	text-align: left;
	font-size: 1.125rem;
	line-height: 1.5625rem;
	padding: 10px;
}
hr {
	border: 1px solid #788b9b;
	border-top: 0;
	margin-bottom: 30px;
}
a:link,
a:visited {
	color: var(--color-accent-dark);
}
a:hover,
a:focus {
	text-decoration: none;
}
a:focus {
	outline: 3px solid #ffd346;
}
main {
	display: block;
}

.heading {
	padding-top: 50px;
	padding-bottom: 50px;
	background-color: var(--color-white);
}
.heading-measure {
	max-width: var(--max-width);
	padding-left: 20px;
	padding-right: 20px;
}
.heading-label {
	font-size: 1.125rem;
	line-height: 1.5625rem;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	color: #788b9b;
	font-weight: bold;
	display: block;
}
.heading-title {
	font-size: 2.5rem;
	line-height: 2.5rem;
	max-width: 62.5rem;
	margin-bottom: 20px;
	letter-spacing: -0.03em;
	word-break: break-word;
}
.heading-text {
	font-size: 1.375rem;
	line-height: 1.875rem;
	max-width: 62.5rem;
}
.content {
	padding-top: 50px;
	padding-bottom: 50px;
}
.content-measure {
	max-width: var(--max-width);
	margin-left: 20px;
	margin-right: 20px;
}
.header-anchor:link,
.header-anchor:visited {
	color: #788b9b;
	text-decoration: none;
	font-weight: normal;
	position: relative;
}
.content h1 {
	font-size: 2.5rem;
	line-height: 2.5rem;
	max-width: 62.5rem;
	margin-bottom: 50px;
	letter-spacing: -0.03em;
	word-break: break-word;
}
.content h2 {
	font-size: 1.875rem;
	line-height: 2.1875rem;
	margin-bottom: 20px;
	margin-top: 55px;
	max-width: 620px;
	letter-spacing: -0.03em;
}
.content h2:first-child {
	margin-top: 0;
}
.content h3 {
	font-size: 1.1875rem;
	line-height: 1.5625rem;
	margin-bottom: 5px;
	max-width: 620px;
	letter-spacing: -0.01em;
}
.content h3:first-child {
	margin-top: 0;
}
.content h3 + .image {
	margin-top: 15px;
}
.content p {
	max-width: 620px;
	font-size: 1.125rem;
	line-height: 1.5625rem;
	margin-bottom: 25px;
}
.content ul,
.content ol {
	max-width: 620px;
	font-size: 1.125rem;
	line-height: 1.5625rem;
	margin-bottom: 25px;
}
.content ol li,
.content ul li {
	margin-left: 25px;
	margin-bottom: 15px;
}
.content pre {
	overflow-x: auto;
	max-width: 100%;
	background: linear-gradient(#fffde6 100%, var(--color-black)),
		linear-gradient(var(--color-black), #fffde6 0%) 100% 0,
		radial-gradient(
			farthest-side at 0% 50%,
			rgba(144, 134, 9, 0.5),
			rgba(144, 134, 9, 0)
		),
		radial-gradient(
				farthest-side at 100% 50%,
				rgba(144, 134, 9, 0.5),
				rgba(144, 134, 9, 0)
			)
			100% 0;
	background-repeat: no-repeat;
	background-color: var(--color-white);
	background-size: 8px 100%, 8px 100%, 8px 100%, 8px 100%;
	background-attachment: local, local, scroll, scroll;
	font-family: var(--font-mono);
	color: var(--color-black);
	margin-bottom: 25px;
	padding: 20px;
	max-width: 900px;
}
.content p code,
.content ul code,
.content li code {
	font-family: var(--font-mono);
	font-weight: 500;
}
.content-blockImage {
	max-width: 100%;
}
.content-block2 {
	padding-top: 5px;
}
.content + .content {
	padding-top: 0;
}
.content blockquote {
	font-style: italic;
	margin-bottom: 25px;
	padding: 0 20px 0 18px;
	color: var(--color-black);
	border-left: 3px solid var(--color-black);
}
.content blockquote cite {
	font-weight: bold;
}
.content-indent figure {
	margin-bottom: 45px;
	max-width: 900px;
	margin-top: 40px;
}
figure img {
	margin-bottom: 5px;
	display: block;
}
.image--border img {
	border: 4px solid #e0e7e9;
}
figcaption {
	font-size: 1rem;
	color: #545454;
	padding-top: 5px;
}
iframe {
	max-width: 900px;
	margin-bottom: 20px;
}
.content pre code {
	font-family: var(--font-mono);
	font-size: 1.125rem;
	line-height: 1.5625rem;
	overflow-x: auto;
}
.content .publication-title {
	margin-bottom: 5px;
}
.content .publication-meta {
	color: #545454;
	font-size: 1rem;
	line-height: 1.25rem;
}
.article-date {
	color: #788b9b;
	font-size: 1.125rem;
	line-height: 1.25rem;
	font-weight: bold;
	letter-spacing: 0.02em;
	text-transform: uppercase;
}
.caseStudy-meta {
	color: #306175;
	font-size: 1.125rem;
	line-height: 1.5625rem;
}
.article-signUp {
	margin-top: 50px;
}
header {
	border-bottom: 1px solid #e0e7e9;
}
.header-measure {
	max-width: var(--max-width);
	margin-left: auto;
	margin-right: auto;
}
.header-measure:after {
	content: "";
	display: table;
	clear: both;
}
.header-logo {
	margin-top: 20px;
	margin-bottom: 20px;
	padding-left: 20px;
	line-height: 30px;
	font-size: 24px;
	font-weight: bold;
	letter-spacing: -0.03em;
}
.header-logo a {
	color: var(--color-black);
	text-decoration: none;
}
.header-nav {
	padding-left: 15px;
	padding-right: 20px;
	margin-bottom: 15px;
}
.footer {
	background-color: var(--color-white);
	padding-top: 25px;
	padding-bottom: 25px;
}
.footer-measure {
	max-width: var(--max-width);
	margin-left: 20px;
	margin-right: 20px;
}
.footer-logo {
	line-height: 30px;
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 25px;
}
.footer-list {
	font-size: 16px;
	line-height: 25px;
	list-style: none;
	margin-bottom: 25px;
}
.footer a {
	color: var(--color-black);
}
.nav ul {
	list-style: none;
	font-size: 0px;
}
.nav li {
	line-height: 20px;
	font-size: 18px;
	display: block;
	display: inline-block;
}
.nav a:link,
.nav a:visited {
	text-decoration: none;
	display: block;
	color: #545454;
	padding: 10px;
	padding: 10px 6px;
}
.nav a:focus {
	position: relative;
	outline-offset: -3px;
}
.nav a:hover {
	color: var(--color-black);
}
.nav a:active,
.nav a[aria-current="true"]:active {
	background-color: var(--color-white);
}
.nav a:active {
	background-color: var(--color-white);
	border-color: var(--color-white);
}
.nav a[aria-current="true"] {
	font-weight: bold;
	color: var(--color-black);
}
.articleList .articleList-articleTitle {
	margin-bottom: 15px;
}
.heading-caption {
	font-size: 1.125rem;
	line-height: 1.125rem;
	margin-top: -100px;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	padding: 3px 5px;
	margin: 0;
}
.heading-caption--note {
	color: #6b7280 !important;
	background-color: var(--color-white);
}
.heading-caption--article {
	border: 2px solid var(--color-black);
	color: var(--color-black) !important;
	letter-spacing: 0em;
	padding: 1px 5px;
}
.articleList .articleList-articleTitle > a:link,
.articleList .articleList-articleTitle > a:visited {
	text-decoration: none;
	display: block;
	color: var(--color-accent);
}
.articleList .articleList-articleTitle > a:hover {
	color: var(--color-accent);
}
.articleList .articleList-date {
	color: #545454;
	margin-bottom: 55px;
	font-size: 1rem;
	line-height: 1.25rem;
}
.caseStudyList .caseStudyList-title {
	margin-bottom: 15px;
}
.caseStudyList .caseStudyList-title a:link,
.caseStudyList .caseStudyList-title a:visited {
	text-decoration: none;
	display: block;
	color: var(--color-accent);
}
.caseStudyList .caseStudyList-title a:hover {
	color: var(--color-accent);
}
.caseStudyList .caseStudyList-meta {
	color: #545454;
	margin-bottom: 55px;
	font-size: 1rem;
	line-height: 1.25rem;
}
.subscribeForm {
	margin: 0 auto 25px;
}
.subscribeForm-label {
	font-size: 18px;
	line-height: 25px;
	margin-bottom: 10px;
	display: block;
	font-weight: 700;
	color: #6f777b;
}
.subscribeForm-email {
	display: block;
	-webkit-appearance: none;
	border: none;
	width: 100%;
	box-sizing: border-box;
	font-family: inherit;
	background-color: var(--color-white);
	box-shadow: inset 0 1px 2px 0 rgba(0, 0, 0, 0.2);
	font-size: 1.125rem;
	line-height: 1.25rem;
	padding: 15px;
	margin-bottom: 10px;
}
.subscribeForm-email:focus {
	outline: 3px solid #ffd346;
}
.subscribeForm-button {
	-webkit-appearance: none;
	appearance: none;
	font-family: inherit;
	display: block;
	font-size: 16px;
	color: #fff;
	letter-spacing: 0.91px;
	text-align: center;
	line-height: 20px;
	text-transform: uppercase;
	border: none;
	font-weight: bold;
	background: var(--color-accent-dark);
	box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.2);
	padding: 15px;
	width: 100%;
}
.subscribeForm-button:focus {
	outline: 3px solid #ffd346;
}
.subscribeForm-button:hover {
	background: #01579b;
	box-shadow: none;
}
.subscribeLink:link,
.subscribeLink:visited {
	box-sizing: border-box;
	display: block;
	font-family: inherit;
	text-decoration: none;
	color: #fff;
	display: block;
	font-size: 16px;
	color: #fff;
	letter-spacing: 0.91px;
	text-align: center;
	line-height: 20px;
	text-transform: uppercase;
	border: none;
	font-weight: bold;
	background: var(--color-accent-dark);
	box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.2);
	padding: 15px;
	width: 100%;
}
.subscribeLink:link:focus,
.subscribeLink:visited:focus {
	outline: 3px solid #ffd346;
}
.subscribeLink:link:hover,
.subscribeLink:visited:hover {
	background: #01579b;
	box-shadow: none;
}
.pagination__list {
	list-style: none;
	margin: 0;
	padding: 0;
}
.pagination__item {
	display: inline-block;
	margin-left: 0 !important;
	font-size: 1.125rem;
}
.pagination__item--active,
.pagination__item--dots {
	font-weight: bold;
	height: 25px;
	text-align: center;
}
.pagination__item--dots {
	padding-left: 0;
	padding-right: 0;
}
.pagination__item--prev .pagination__link:before,
.pagination__item--next .pagination__link:after {
	display: inline-block;
	height: 10px;
	width: 10px;
	border-style: solid;
	background: transparent;
	-webkit-transform: rotate(-45deg);
	-ms-transform: rotate(-45deg);
	transform: rotate(-45deg);
	content: "";
}
.pagination__item--prev .pagination__link:before {
	border-width: 3px 0 0 3px;	
}
.pagination__item--next .pagination__link:after {
	border-width: 0 3px 3px 0;
}
.pagination__link {
	display: block;
	padding: 5px;
	text-align: center;
	text-decoration: none;
	min-width: 25px;
}

/* DEBUG */
body {
	background-color: lightslategray;
}
/* /DEBUG */

@media (min-width: 23.4375em) {

	/* DEBUG */
	body {
		background-color: lightgoldenrodyellow;
	}
	header::before {
		top:0;
		content: '📏 23.4375em';
	}
	/* /DEBUG */

	.header-nav {
		margin-bottom: 0px;
		border-top: none;
		border-bottom: none;
		margin-top: 15px;
		padding-left: 5px;
	}
	.nav a:link,
	.nav a:visited {
		border-bottom: 5px solid #fff;
		padding: 15px 14px 15px;
		padding-top: 17px;
		padding-bottom: 20px;
	}
	.nav a[aria-current="true"]:active {
		border-color: var(--color-accent);
	}
	.nav a[aria-current="true"] {
		border-bottom: 5px solid var(--color-accent);
	}
}

@media (min-width: 37.5em) {
	/* DEBUG */
	body {
		background-color: lightcoral;
	}
	header::before {
		top:0;
		content: '📏 37.5em';
	}
	/* /DEBUG */

	.header-nav {
		float: right;
	}

	.header-logo {
		float: left;
		margin-top: 25px;
	}
	table {
		margin-bottom: 35px;
	}

	table th,
	table td {
		font-size: 1.375rem;
		line-height: 2.1875rem;
	}

	hr {
		font-size: 1.375rem;
		margin-bottom: 45px;
	}

	.heading {
		padding-top: 110px;
		padding-bottom: 110px;
	}

	.heading-label {
		font-size: 1.25rem;
		line-height: 1.5625rem;
	}

	.heading-title {
		font-size: 4.6875rem;
		line-height: 4.6875rem;
	}

	.heading-text {
		font-size: 1.5rem;
		line-height: 2.1875rem;
	}

	.content {
		padding-top: 110px;
		padding-bottom: 110px;
	}

	.content h1 {
		font-size: 3.4375rem;
		line-height: 3.4375rem;
	}

	.content h2 {
		font-size: 2.8125rem;
		line-height: 3.125rem;
		margin-top: 75px;
	}

	.content h3 {
		font-size: 1.4375rem;
		line-height: 2.1875rem;
		margin-top: 35px;
		margin-bottom: 10px;
	}

	.content h3 + .image {
		margin-top: 30px;
	}
	
	.content p {
		font-size: 1.375rem;
		line-height: 2.1875rem;
		margin-bottom: 35px;
	}

	.content ul,
	.content ol {
		font-size: 1.375rem;
		line-height: 2.1875rem;
		margin-bottom: 35px;
	}

	.content pre {
		padding: 30px;
		margin-bottom: 35px;
	}

	.content-indent .image--small figure {
		margin-left: 0;
	}

	figcaption {
		font-size: 1.125rem;
	}
	iframe {
		margin-left: -100px;
	}
	.content pre code {
		font-size: 1.375rem;
		line-height: 2.1875rem;
	}

	.content .publication-meta {
		font-size: 1.125rem;
	}
	.article-date {
		font-size: 1.25rem;
	}
	.caseStudy-meta {
		font-size: 1.25rem;
	}
	.article-signUp {
		margin-top: 100px;
	}

	.articleList .articleList-date {
		font-size: 1.125rem;
		margin-bottom: 75px;
	}
	.caseStudyList .caseStudyList-meta {
		font-size: 1.125rem;
		margin-bottom: 75px;
	}
	.subscribeForm {
		margin-bottom: 45px;
	}
	.subscribeForm-label {
		font-size: 22px;
		line-height: 20px;
	}
	.subscribeForm-field {
		display: flex;
	}

	.subscribeForm-email {
		display: inline-block;
		max-width: 21em;
		margin-bottom: 0;
		font-size: 1.375rem;
	}
	.subscribeForm-button {
		display: inline-block;
		width: auto;
		margin-left: 10px;
	}

	.subscribeLink:link,
	.subscribeLink:visited {
		display: inline-block;
		width: auto;
	}
	.pagination__item {
		font-size: 1.375rem;
	}

	.footer {
		padding-top: 50px;
		padding-bottom: 50px;
	}
	.footer-measure {
		overflow: hidden;
	}

	.footer-logo {
		float: left;
	}
	.footer-nav {
		float: right;
	}
	.footer-list {
		line-height: 30px;
		font-size: 18px;
		float: left;
		width: 165px;
		padding-right: 41px;
	}
}

@media (min-width: 64em) {
	/* DEBUG */
	body {
		background-color: lightgreen;
	}
	header::before {
		top:0;
		content: '📏 64em';
	}
	/* /DEBUG */
	hr {
		max-width: 620px;
	}
	.content-indent {
		padding-left: 120px;
	}
	.header-anchor:link,
	.header-anchor:visited {
		position: absolute;
		margin-left: -1em;
		margin-right: 0;
	}

	.content pre {
		margin-left: -100px;
	}
	.content-block {
		display: flex;
		justify-content: space-between;
	}
	.content-block1 {
		width: 414px;
		margin-right: 104px;
	}
	.content-block2 {
		width: 890px;
	}
	.content-blockA {
		max-width: 890px;
	}
	.content-blockB {
		max-width: 414px;
		margin-left: 104px;
	}
	.content-indent figure {
		margin-left: -50px;
	}
	.pagination {
		font-size: 0;
		text-align: justify;
	}
	.pagination:after {
		content: "";
		display: inline-block;
		width: 100%;
	}
	.pagination__list {
		display: inline-block;
		margin-bottom: 0;
		vertical-align: middle;
	}
}

@media (min-width: 77.5em) {
	/* DEBUG */
	body {
		background-color: #ffd346;
	}
	header::before {
		top:0;
		content: '📏 77.5em';
	}
	/* /DEBUG */

	.heading-measure {
		margin-left: auto;
		margin-right: auto;
		max-width: var(--max-width);
	}
	.content-measure {
		margin-left: auto;
		margin-right: auto;
	}
	.header-logo {
		/* padding-left: 0; */
	}
	.footer-measure {
		margin-left: auto;
		margin-right: auto;
	}
}

/* http://yysource.com/2011/03/debugging-with-css-outline-all-elements/ */

/* * { outline: 2px solid red }
* * { outline: 2px solid green }
* * * { outline: 2px solid orange }
* * * * { outline: 2px solid blue } */