html,
body {
	padding: 0;
	margin: 0;
	font-size: 16px;
	box-sizing: border-box;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Lato, Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
	;
}

a {
	text-decoration: none;
	color: var(--accent-color);
}

a.nav-link[target=_blank]::after {
	filter: invert(31%) sepia(47%) saturate(3068%) hue-rotate(327deg) brightness(102%) contrast(101%);
	left: 3px;
}

.root {
	padding-top: 4rem;
}

.nav-bar {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 20;
	display: flex;
	height: 4rem;
	padding: 1rem 4rem;
	line-height: 2rem;
	box-sizing: border-box;
	column-gap: 1rem;
	color: var(--accent-color);
	background-color: var(--background-color);
	/* border-bottom: 1px solid rgba(0, 0, 0, 0.1); */
}

.nav-bar.shadow {
	box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.nav-bar .left {
	flex: 1;
	display: flex;
	justify-content: flex-start;
	align-items: center;
	column-gap: 1rem;
}

.nav-bar .links {
	flex: 2;
	display: flex;
	justify-content: flex-end;
	column-gap: 1.5rem;
}

.nav-bar .links .nav-span{
	display: inline-flex;
	flex-direction: row;
	align-items: flex-start;
	column-gap: .5rem;
}

.nav-bar .links .nav-span svg{
	width: .75rem;
	height: .75rem;
}

.nav-bar .links .nav-link {
	color: var(--accent-color);
	text-decoration: none;
	font-weight: 500;
}

.nav-bar .links .nav-link:first-child {
	margin-left: 0;
}

.nav-bar .links .nav-link.active,
.nav-bar .links .nav-link:hover {
	border-bottom: .15rem solid var(--accent-color);
}

.nav-bar-toggle {
	display: flex;
	cursor: pointer;
	height: .9rem;
	width: 1.2rem;
	flex-direction: column;
	justify-content: space-between;
}

.nav-bar-toggle .line {
	display: block;
	height: 2px;
	width: 100%;
	background: var(--accent-color);
	transition: all .3s ease;
}

.nav-bar-toggle.active .line:first-child {
	transform: translateY(calc(.45rem - 1px)) rotateZ(45deg);
}

.nav-bar-toggle.active .line:nth-child(2) {
	opacity: 0;
}

.nav-bar-toggle.active .line:last-child {
	transform: translateY(calc(-0.45rem + 1px)) rotateZ(-45deg);
}

.nav-bar .title {
	font-size: 1.5rem;
	font-weight: 400;
	color: var(--accent-color);
}

.nav-bar .title.bold {
	font-weight: 450;
}

.nav-bar .icon {
	position: relative;
	top: 0.25rem;
}

img.icon {
	width: 24px;
	height: 24px;
}

.side-bar {
	position: fixed;
	width: 20rem;
	border-right: 1px solid #ebebeb;
	height: 100%;
	background-color: #fff;
	overflow-y: auto;
}

.side-bar .nav-links {
	display: none;
	flex-direction: column;
	row-gap: 1rem;
	padding: 1rem 1.5rem;
	border-bottom: 1px solid #ebebeb;
}


.side-bar .nav-links .nav-span{
	display: inline-flex;
	flex-direction: row;
	align-items: flex-start;
	column-gap: .5rem;
}

.side-bar .nav-links .nav-span svg{
	width: .75rem;
	height: .75rem;
}

.side-bar .nav-links .nav-link {
	display: block;
	flex: 1;
	font-weight: 500;
	color: #666;
}

.side-bar .nav-link.active {
	color: var(--accent-color);
}

.home .header {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 2rem 5rem 4rem;
	row-gap: 1.8rem;
	color: var(--accent-color);
	background-color: var(--background-color);
}

.home .header .title {
	display: flex;
	flex-direction: column;
	align-items: center;
	line-height: 5.8rem;
}

.home .header .title>span:last-child {
	font-size: 4rem;
	font-weight: 550;
}

.home .header .buttons {
	display: grid;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	grid-template-columns: 1fr 1fr;
}

.home .header .buttons>a {
	height: 1.5rem;
}

.home section {
	position: relative;
	display: flex;
	justify-content: flex-start;
	align-items: center;
	padding: 2rem 5rem 4rem;
	background-color: #fff;
	flex-direction: column;
}

.home section .arrow-down {
	position: absolute;
	width: 8rem;
	/* transition: opacity .1s ease-in-out; */
	-webkit-animation: bounce-top 0.9s both;
	animation: bounce-top 0.9s both;
}

.home section .arrow-down.hidden {
	display: none;
}

.home .features {
	display: flex;
	flex-direction: row;
	align-items: flex-start;
	justify-content: space-evenly;
	flex-wrap: wrap;
	max-width: 70rem;
	column-gap: 2rem;
	padding-bottom: 2rem;
}

.home .features:last-child{
	padding-bottom: 0;
}

.home .features>.feature {
	flex: 1;
	text-align: center;
	max-width: 30%;
	opacity: 0;
}

.home .features>.feature.shown {
	opacity: 1;
	-webkit-animation: slit-in-vertical 0.45s ease-out both;
	animation: slit-in-vertical 0.45s ease-out both;
}

.home .features>.feature h2 {
	font-size: 1.3rem;
	font-weight: 550;
	margin-bottom: 0;
}

.home .features>.feature p {
	font-size: 0.95rem;
	margin-top: .3rem;
	line-height: 1.7;
	opacity: 0.7;
}

.home .features>.feature .image {
	padding-top: 0.5rem;
}

.home .features>.feature .image img {
	max-height: 38em;
	max-width: 100%;
}

footer {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	line-height: 1.7;
	padding: 2rem 5rem;
	background-color: rgb(242, 242, 242);
	text-align: center;
	color: #888;
}

footer .copyright {
	font-size: 1.2rem;
	font-weight: 400;
	color: #456;
}

footer .detail {
	margin-top: -.1rem;
	font-size: 0.9rem;
	font-weight: 300;
}

.no-side-bar .side-bar {
	display: none;
}

.page {
	padding-left: 20rem
}

.doc {
	padding: 2.2rem 2.5rem;
	color: #333;
	max-width: 52rem;
	margin: 0 auto;
}

.doc p {
	font-weight: 300;
	line-height: 1.7;
}

@media only screen and (max-width: 768px) {

	.home header,
	.home section {
		padding: 2rem 3rem 4rem
	}

	.home .features {
		flex-direction: column;
		row-gap: 2rem
	}

	.home .features .feature {
		max-width: 100%
	}

	footer {
		padding: 2rem
	}
}

@media only screen and (max-width: 920px) {
	.side-bar {
		width: 16rem;
	}
}

@media only screen and (max-width: 768px) {
	.side-bar-mask {
		display: none;
		position: fixed;
		top: 0;
		bottom: 0;
		left: 0;
		right: 0;
		z-index: 9;
	}

	.no-side-bar .side-bar {
		display: block;
	}

	.side-bar {
		z-index: 10;
		position: fixed;
		top: 0;
		padding-top: 4rem;
		transform: translateX(-100%);
		transition: transform .2s ease;
	}

	.side-bar .nav-links {
		display: flex;
	}

	.side-bar-open .side-bar-mask {
		display: block;
	}

	.side-bar-open .side-bar {
		transform: translateX(0);
	}
}

@media only screen and (max-width: 768px) {
	.nav-bar {
		padding: 1rem
	}

	.nav-bar>.links {
		display: none
	}
}

/*-------*/

h2 {
	display: block;
	font-size: 1.5rem;
	margin-block-start: 0.83em;
	margin-block-end: 0.83em;
	margin-block-start: 0px;
	margin-inline-end: 0px;
	font-weight: bold;
}

p {
	display: block;
	margin-block-start: 1em;
	margin-block-end: 1em;
	margin-inline-start: 0px;
	margin-inline-end: 0px;
}

.button {
	display: flex;
	justify-content: center;
	align-items: center;
	padding: .5rem 1.5rem;
	border-radius: .4rem;
	font-size: 1rem;
	font-weight: 500;
	color: #fff;
	background-color: #101416;
	cursor: pointer;
}

.color-tint {
	color: var(--accent-color);
}

.bg-white {
	background-color: #fff;
}

.bg-light-tint {
	background-color: rgba(16, 20, 22, 0.1);
	color: var(--accent-color);
}

.mobile {
	display: none
}

@media only screen and (max-width: 920px) {
	.page {
		padding-left: 16rem
	}
}

@media only screen and (max-width: 768px) {
	.page {
		padding-left: 0
	}

	.mobile {
		display: flex
	}
}

.slit-in-vertical {
	-webkit-animation: slit-in-vertical 0.45s ease-out both;
	animation: slit-in-vertical 0.45s ease-out both;
}

.bounce-top {
	-webkit-animation: bounce-top 0.9s both;
	animation: bounce-top 0.9s both;
}

/* ----------------------------------------------
 * Generated by Animista on 2023-8-14 17:10:35
 * Licensed under FreeBSD License.
 * See http://animista.net/license for more info. 
 * w: http://animista.net, t: @cssanimista
 * ---------------------------------------------- */

/**
 * ----------------------------------------
 * animation slit-in-vertical
 * ----------------------------------------
 */
@-webkit-keyframes slit-in-vertical {
	0% {
		-webkit-transform: translateZ(-800px) rotateY(90deg);
		transform: translateZ(-800px) rotateY(90deg);
		opacity: 0;
	}

	54% {
		-webkit-transform: translateZ(-160px) rotateY(87deg);
		transform: translateZ(-160px) rotateY(87deg);
		opacity: 1;
	}

	100% {
		-webkit-transform: translateZ(0) rotateY(0);
		transform: translateZ(0) rotateY(0);
	}
}

@keyframes slit-in-vertical {
	0% {
		-webkit-transform: translateZ(-800px) rotateY(90deg);
		transform: translateZ(-800px) rotateY(90deg);
		opacity: 0;
	}

	54% {
		-webkit-transform: translateZ(-160px) rotateY(87deg);
		transform: translateZ(-160px) rotateY(87deg);
		opacity: 1;
	}

	100% {
		-webkit-transform: translateZ(0) rotateY(0);
		transform: translateZ(0) rotateY(0);
	}
}

@-webkit-keyframes bounce-top {
	0% {
		-webkit-transform: translateY(-45px);
		transform: translateY(-45px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
		opacity: 1;
	}

	24% {
		opacity: 1;
	}

	40% {
		-webkit-transform: translateY(-24px);
		transform: translateY(-24px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	65% {
		-webkit-transform: translateY(-12px);
		transform: translateY(-12px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	82% {
		-webkit-transform: translateY(-6px);
		transform: translateY(-6px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	93% {
		-webkit-transform: translateY(-4px);
		transform: translateY(-4px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	25%,
	55%,
	75%,
	87% {
		-webkit-transform: translateY(0px);
		transform: translateY(0px);
		-webkit-animation-timing-function: ease-out;
		animation-timing-function: ease-out;
	}

	100% {
		-webkit-transform: translateY(0px);
		transform: translateY(0px);
		-webkit-animation-timing-function: ease-out;
		animation-timing-function: ease-out;
		opacity: 1;
	}
}

@keyframes bounce-top {
	0% {
		-webkit-transform: translateY(-45px);
		transform: translateY(-45px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
		opacity: 1;
	}

	24% {
		opacity: 1;
	}

	40% {
		-webkit-transform: translateY(-24px);
		transform: translateY(-24px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	65% {
		-webkit-transform: translateY(-12px);
		transform: translateY(-12px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	82% {
		-webkit-transform: translateY(-6px);
		transform: translateY(-6px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	93% {
		-webkit-transform: translateY(-4px);
		transform: translateY(-4px);
		-webkit-animation-timing-function: ease-in;
		animation-timing-function: ease-in;
	}

	25%,
	55%,
	75%,
	87% {
		-webkit-transform: translateY(0px);
		transform: translateY(0px);
		-webkit-animation-timing-function: ease-out;
		animation-timing-function: ease-out;
	}

	100% {
		-webkit-transform: translateY(0px);
		transform: translateY(0px);
		-webkit-animation-timing-function: ease-out;
		animation-timing-function: ease-out;
		opacity: 1;
	}
}


:root {
	--accent-color: #101416;
	--background-color: rgb(250, 250, 250);
}