@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;700&display=swap');

:root{
	--color-primary: #444cf7;
	--color-title: #000;
	--align-title:  left;
	--padding-container: 100px 0;
	--width-container: 90%;
	--max-width-container: 1200px;
	--color-btn: #444cf7;
	--text-btn: #fff;
	--padding-btn: 20px 35px;
	--height-shape: 18em;
}

body{
	font-family: 'Inter', sans-serif;
	background-color: #fff;
	opacity: 1;
	background-image:  radial-gradient(#444cf7 0.7000000000000001px, transparent 0.7000000000000001px), radial-gradient(#444cf7 0.7000000000000001px, #e5e5f7 1px);
	background-size: 28px 28px;
	background-position: 0 0,14px 14px;
}

.container {
	width: var(--width-container);
	max-width: var(--max-width-container);
	padding: var(--padding-container);
	margin: 0 auto;
	overflow: hidden;
}

.hero {
	height: 100vh;
	min-height: 500px;
	position: relative;
	--padding-container: 0;
}

.hero::after{
	content: "";
	display: block;
	position: absolute;
	height: var(--height-shape);
	width: 100%;
	bottom: 0;
	left: 0;
	background: #fff;
	z-index: -1;
	clip-path: polygon(0 100%,100% 100%, 100% 0);
}

.hero_container{
	display: grid;
	height: 100%;
	grid-template-columns: 3fr 2fr;
	place-items: center;
	gap: 20px;
}

.hero_title{
	font-size: 4rem;
}

.hero_copy{
	font-size: 1.2rem;
	margin: 25px 0;
}

.hero_cta{
	display: inline-block;
	background: var(--color-btn);
	color: #fff;
	padding: var(--padding-btn);
	text-align: center;
	text-decoration: none;
}

.hero_img{
	width: 95%;
}

/*Main*/

.main{
	background: #fff;
}

.title{
	font-size: 2.5rem;
	text-align: var(--align-title);
	color: var(--color-title);
}

.title--border::after{
	content: "";
	display: block;
	width: 100px;
	margin-top: 20px;
	height: 4px;
	background-color: var(--color-primary);
}

.cta{
	display: inline-block;
	background-color: var(--color-btn);
	color: var(--text-btn);
	padding: var(--padding-btn);
	text-align: center;
	text-decoration: none;
}

/*INSTRUCTOR*/
.instructor{
	text-align: center;
	border-bottom: 2px solid #ccc;
	--padding-container: 30px 0 60px;
}

/*Instructor*/

.instructor_container{
	width: 70%;
	margin: 0 auto;
}

.instructor_name{
	margin: 20px 0;
}

.instrctor_tag{
	font-weight: 700;
	color: var(--color-primary);
	margin-bottom: 20px;
}

.instructor_paragraph{
	text-align: left;
	line-height: 1.5;
	font-style: italic;
	color: #615a5a;
}

.instructor_img{
	width: 150px;
	height: 150px;
	border-radius: 50%;
	object-fit: cover;
	object-position: top;
}

/*About*/

.about{
	display: grid;
	grid-template-columns: 4fr 4fr;
	place-items: center;
}

.about_course{
	width: 90%;
}

.about_paragraph{
	margin: 20px 0;
	line-height: 1.5;
	font-weight: 300;
}

.about_picture{

}

.about_img{
	width: 90%;
}

/*CARD*/
.card{
	background: #f2f2f2;
}

.card_copy{
	margin-top: 20px;
}

.card_container{
	width: 99%;
	margin: 0 auto;
	margin-top: 60px;
	display: grid;
	grid-template-columns: repeat(3,1fr);
	grid-template-rows: repeat(4,1fr);
	gap: 20px;
	grid-template-areas:
	".     card1 .    "
	"card2 card1 card3"
	"card2 card4 card3"
	".     card4 .    ";
}

.card_item{
	padding: 20px;
	background: #fff;
	border-top: 5px solid #667eea;
	box-shadow: 0 0 3px rgba(0, 0, 0, .5);
	display: flex;
	flex-direction: column;
	align-items: center;
}

.card_img{
	background: var(--color-primary);
	margin-top: 20px;
	width: 80px;
	height: 80px;
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
}

.card_title{
	margin: 20px;
	font-size: 1.5rem;
}

.card_paragraph{
	font-weight: 300;
	margin-bottom: 20px;
}

.card_item:nth-last-of-type(1){
	grid-area: card1;
}

.card_item:nth-last-of-type(2){
	grid-area: card2;
}

.card_item:nth-last-of-type(3){
	grid-area: card3;
}

.card_item:nth-last-of-type(4){
	grid-area: card4;
}

/*Course*/

.course{
	--color-title: #fff;
	--color-btn: #fff;
	--text-btn: #444cf7;
	color: var(--color-title);
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	grid-template-rows: repeat(5, 1fr);
	/*align-items: center;*/
}

.course_about{
	z-index: 100;
	align-self: center;
	width: 97%;
	margin: 0 auto;
	padding: 30px;
	box-shadow: 0 0 6px rgba(0, 0, 0, .5);
	background: var(--color-primary);
	grid-column: 1/4;
	grid-row: 2/-2;
}

.course_picture{
	margin: 0;
	grid-column: 3/-1;
	grid-row: 1/ -1;
}

.course_img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.course_picture--right{
	grid-column: 1/4;
}

.course_about--left{
	grid-column: 3/-1;
}

/*footer 4: 15*/
.footer{
	position: relative;
	--padding-container: 160px 0 50px;
}

.footer::before{
	content: "";
	position: absolute;
	width: 100%;
	height: 100px;
	background: #fff;
	top: 0;
	left: 0;
	clip-path: polygon(0 0, 100% 0, 50% 100%);
}

.footer_contact{
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 20px;
	place-items: center;
	margin-bottom: 30px;
}

/*.footer_texts{
	text-align: left;
	justify-self: left;
}*/

.footer_copy{
	text-align: left;
	justify-self: left;
	font-weight: 300;
}

.footer_picture{
	margin: 0;
	/*width: 100%;*/
}

.footer_img{
	width: 100%;
}

.footer_social{
	display: flex;
	padding-top: 30px;
	flex-wrap: wrap;
}

.footer_link{
	width: 60px;
	height: 60px;
	border: 1px solid #000;
	border-radius: 50%;
	margin-right: 20px;
	margin-bottom: 20px;
	display: flex;
	justify-content: center;
	align-items: center;
}

.footer_icon{
	width: 30px;
}


.footer_copyright{
	padding-top: 30px;
	border-top: 2px solid #918484;
	text-align: center;
}

.footer_copyright::after{
	content: " profesortecnoinf@gmail.com";
}

/*4: 23*/
@media screen and (max-width: 768px) {

	:root{
		--height-shape: 14em;
	}

	.hero_container{
		--padding-container: 60px 0;
		grid-template-columns: 1fr;
		grid-template-rows: 2fr 1fr;
	}

	.hero_img{
		order: -1;
		height: 150px;
	}
	
	.hero_title{
		font-size: 3.8rem;
	}

	/*About*/
	.about{
		grid-template-columns: 1fr;
		grid-template-rows: max-content 1fr;
		gap: 80px;
	}

	.about_course{
		width: 100%;
	}

	.about_picture{
		order: -1;
	}

	.about_img{
		width: 100%;
	}

	/* Cards */
	.card_container{
		grid-template-columns: repeat(2,1fr);
		grid-template-rows: repeat(5,1fr);
		gap: 15px;
		grid-template-areas:
		"card1 .    "
		"card1 card2"
		"card3 card2"
		"card3 card4"
		".     card4";

	}

	/*Course*/
	.course{
		grid-template-columns: repeat(6,1fr);
	}

	.course_about{
		grid-column: 1/6;
	}

	.course_about--left{
		grid-column: 2/-1;
	}

	.course_picture{
		grid-column: 2/-1;
	}

	.course_picture--right{
		grid-column: 1/6;
	}

	/*Footer*/
	.footer_contact{
		grid-template-columns: 1fr;
	}

	.footer_texts{
		order: 1;
		--align-title: center;
	}

	.footer_social{
		justify-content: space-evenly;
	}
}

/*4: 37*/
@media screen and (max-width: 500px) {
	:root{
		--padding-btn: 20px 0;
	}

	.hero_container{
		--padding-container: 45px 0;
	}

	.hero_text{
		text-align: center;
	}
	
	.hero_title{
		font-size: 3rem;
	}

	.hero_cta{
		display: block;
		width: 90%;
		margin: 0 auto;
	}

	.title{
		font-size: 2rem;
	}

	.cta{
		display: block;
	}

	.instructor{
		--padding-container: 60px 0;
	}

	.instructor_container{
		width: 90%;
	}

	/*About*/
	.about{
		gap: 40px;
	}

	.about_course{
		width: 100%;
	}

	/*Card*/
	.card_container{
		width: 97%;
		grid-template-columns: 1fr;
		grid-template-rows: repeat(4,1fr);
		grid-template-areas:
		"card1"
		"card2"
		"card3"
		"card4";
	}

	/*Course*/
	.course{
		grid-template-columns: 1fr;
		--padding-container: 80px 0 30px 0;
	}

	.course--modifier{
		--padding-container: 0px 0 80px;
	}

	.course_about{
		padding: 20px;
		width: 95%;
		grid-column: 1/-1;
		grid-row: 1/-1;
	}

	.course_picture{
		display: none;
	}
}