/* css variables*/
:root {
	--primary-color: #222f3e;
	--primary-color-light: #3d546f;
	--accent-color: #0abde3;
	--accent-color-light: #8ce7fa;
	--accent-color-dark: #0abde4;
	--white-color: #FAFBFC;
	--light-gray-color: #8395a7;
	--medium-gray-color: #5c6f82;
	--dark-gray-color: #3c4955;
	--bg-color: #F8F8FA;
	--code-bg-color: #F0E8E8;
}

/* normalized */
html, body {
	padding: 0;
	margin: 0;
	font-family: 'Ubuntu', sans-serif;
	background-color: white;
}

p {
	font-weight: 400;
	color: #4A4A4A;
}

a, a:hover {
	text-decoration: none;
	color: var(--primary-color);
}

hr {
	padding: 1rem 0;
	border: 0;
	border-bottom: 1px solid var(--bg-color);
}

* {
	box-sizing: border-box;
}

/* global components */

/* typography */
.section__title {
	color: var(--primary-color);
}

/* tabs */
.tab__container {
	position: relative;
}

.tab__container > ul {
	position: absolute;
	list-style: none;
	margin: 0;
	right: 1rem;
	top: -2rem;
	padding-left: 0;
}

.tab__container .code {
	white-space: normal;
	padding: 1rem 1.5rem;
}

.tab {
	display: inline-block;
	padding: 0.3rem 0.5rem;
	font-weight: 400;
	cursor: pointer;
}

.tab.active {
	border-bottom: 1px solid var(--primary-color);
	font-weight: 700;
	display: inline-block;
}

.tab__pane {
	display: none;
}

.tab__pane.active {
	display: block;
}

/* code */
.code {
	border-radius: 3px;
	font-family: Space Mono, SFMono-Regular, Menlo,Monaco, Consolas, Liberation Mono, Courier New, monospace;
	background: var(--bg-color);
	border: 1px solid var(--code-bg-color);
	color: var(--primary-color-light);
}

.code--block {
	white-space: pre-line;
	padding: 0 1.5rem;
}

.code--inline {
	padding: 3px 6px;
	font-size: 80%;
}

/* buttons */
.button--primary {
	padding: 10px 22px;
	background-color: var(--accent-color);
	color: white;
	position: relative;
	text-decoration: none;
	border: 0;
	transition: all .3s ease-out;
}

.button--primary:after {
	position: absolute;
	content: "";
	width: 1rem;
	height: 1rem;
	background-color: var(--accent-color-light);
	right: -0.4rem;
	top: -0.4rem;
	transition: all 0.3s ease-out;
}

.button--primary:hover {
	text-shadow: 0px 1px 1px var(--accent-color-dark);
	color: white;
	transform: translate3D(0, -3px, 0);
}

.button--primary:hover::after {
	transform: rotate(90deg);
}

.button--secondary {
	padding: 10px 22px;
	border: 2px solid var(--primary-color);
	transition: all 0.5s ease-out;
}

.button--secondary:hover {
	border-color: var(--accent-color);
	color: var(--accent-color);
}

/* links */
.link {
	text-decoration: none;
	transition: all 0.3s ease-out;
}

.link:hover {
	color: var(--accent-color);
}

.link--dark {
	color: var(--primary-color);
}

.link--light {
	color: var(--accent-color);
}

/* menu */
nav {
	display: grid;
	grid-template-columns: 70px auto;
}

.menu {
	margin: 0;
	text-align: right;
	overflow: hidden;
	list-style: none;
}

.toggle {
	display: none;
	position: relative;
}

.toggle span,
.toggle span:before,
.toggle span:after {
	content: '';
	position: absolute;
	height: 2px;
	width: 18px;
	border-radius: 2px;
	background: var(--primary-color);
	display: block;
	cursor: pointer;
	transition: all 0.3s ease-in-out;
	right: 0;
}

.toggle span:before {
	top: -6px;
}

.toggle span:after {
	bottom: -6px;
}

.toggle.open span{
	background-color: transparent;
}

.toggle.open span:before,
.toggle.open span:after {
	top: 0;
}

.toggle.open span:before {
	transform: rotate(45deg);
}

.toggle.open span:after {
	transform: rotate(-45deg);
}

.menu__item {
	padding: 1rem;
	display: inline-block;
}

.menu__item.toggle {
	display: none;
}

/* table */
table {
	border-collapse: collapse;
	width: 100%;
	transition: color .3s ease-out;
	margin-bottom: 2rem;
}

table td, table th {
	border: 1px solid var(--code-bg-color);
	padding: 0.8rem;
	font-weight: 400;
}

table th {
	text-align: left;
	background-color: white;
	border-color: white;
	border-bottom-color: var(--code-bg-color);
}

table td:first-child {
	background-color: var(--bg-color);
	font-weight: 700;
}

@media screen and (max-width: 600px) {
	nav {
		grid-template-columns: 70px auto;
	}

	.menu__item{
		display: none;
	}

	.menu__item.toggle {
		display: inline-block;
	}

	.menu {
		text-align: right;
		padding: 0.5rem 1rem;
	}

	.toggle {
		display: block;
	}

	.menu.responsive .menu__item:not(:first-child) {
		display: block;
		padding: 0 0 0.5rem 0;
	}
}

/* layout */
.wrapper {
	margin: 0 auto;
	width: 70%;
}

.footer {
	text-align: center;
	background-color: var(--primary-color);
	padding: 2rem;
	color: white;
}

@keyframes fadeUp {
	0% {
		opacity: 0;
		transform: translate3d(0,30px,0);
	}
	100% {
		transform: translate3d(0,0,0);
	}
}