- var cards = 10

h4 All Clean
.container
	- for(var i = 0; i < cards; i++)
		.card
			.title Card #{i + 1}
			.body Swipe me left or right to clear me from the stack
				
			.actions
				//- .left.action left
				//- .right.action right
	

.container {
	height: 100vh;
	width: 100vw;
	justify-content: center;
	align-items: center;
	display: grid;
	grid-template-areas: 'center';
}


.card {
	cursor: move;
	grid-area: center;
	width: 500px;
	height: 300px;
	max-width: 80vw;
	max-height: 50vh;
	
	
	background: #efefef;
	border-radius: .7em;
	box-shadow: 5px 5px 15px rgba(174, 126, 186, 0.5);
	
	transform-origin: 50% 50%;
	transition: 100ms all;
	
	display: flex;
	flex-direction: column;
	.title {
		border-radius: .7em .7em 0 0;
		padding: 1em;
		font-weight: 600;
		text-transform: uppercase;
		font-weight: 100;
    color: #5e5e5e;
		background: #f7cfe0;
    letter-spacing: 1px;
	}
	.body {
		display: flex;
		align-items: center;
		justify-content: center;
		flex: 1;
		padding: 1em;
		font-size: 1.2em;
    color: #4E4E4E;
		img {
			object-fit: cover;
			width: 100%;
			height: 100%;
		}

	}
	.actions {
		display: flex;
		.action {
			cursor: pointer;
			background: hsla(300, 100%, 25%, 0.05);
			height: 40px;
			flex: 1;
			display: flex;
			justify-content: center;
			align-items: center;
			margin: .5em;
		}
	}
	
	opacity: 0;
	&:nth-of-type(1) {
		opacity: 1;
		z-index: 3;
	}
	&:nth-of-type(2) {
		opacity: 1;
		z-index: 2;
		transform: translateY(30px) scale(.9);
	}
	&:nth-of-type(3) {
		opacity: 1;
		z-index: 1;
		transform: translateY(60px) scale(.8);
	}
	&:nth-of-type(4) {
		opacity: 1;
		z-index: 0;
		transform: translateY(90px) scale(.7);
	}
	&:nth-of-type(5) {
		opacity: 1;
		z-index: -1;
		transform: translateY(120px) scale(.6);
	}
	&:nth-of-type(6) {
		opacity: 1;
		z-index: -2;
		transform: translateY(150px) scale(.5);
	}
	&:nth-of-type(7) {
		opacity: 1;
		z-index: -3;
		transform: translateY(180px) scale(.4);
	}
	&:nth-of-type(8) {
		opacity: 1;
		z-index: -4;
		transform: translateY(205px) scale(.3);
	}
	&:nth-of-type(9) {
		opacity: 1;
		z-index: -5;
		transform: translateY(228px) scale(.2);
	}
	&:nth-of-type(10) {
		opacity: 1;
		z-index: -6;
		transform: translateY(240px) scale(.1);
	}
}

@import url('https://fonts.googleapis.com/css?family=Lato:300,400,700');
body {
	background: #ccc9e0;
	font-family: 'Lato', sans-serif;
	overflow: hidden;
}

h4 {
	position: fixed;
	left: 50%;
	transform: translateX(-50%);
	top: 50%;
}

const cards = document.getElementsByClassName("card");

for (let card of cards) {
	var hammertime = new Hammer(card);
	hammertime.on("swipe", function(ev) {
		let xStart = ev.deltaX;
		let yStart = ev.deltaY;
		let xi = 0;
		let yi = 0;
		let opacityFramesOriginal = 200;
		let opacityFrames = 200;

		var framesReq;
		function swipeOut() {
			const str = `translateX(${xStart + xi}px) translateY(${yStart + yi}px)`;
			card.style.transform = str;
			card.style.opacity = 1 / opacityFrames;
			if (xStart < 0) {
				xi--;
			} else {
				xi++;
			}

			if (yStart < 0) {
				yi--;
			} else {
				yi++;
			}

			opacityFrames--;


			framesReq = requestAnimationFrame(swipeOut);
			if (opacityFrames < opacityFramesOriginal - 10) {
				cancelAnimationFrame(framesReq);
				card.parentNode.removeChild(card);
			}
		}
		swipeOut();
	});

	hammertime.on("pan", function(ev) {
		const x = ev.deltaX;
		const y = ev.deltaY;
		const str = `translateX(${x}px) translateY(${y}px)`;
		card.style.transform = str;
	});

	hammertime.on("panend", function(ev) {
		card.style.transform = "";
	});
}