* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	text-decoration: none;
	border: none;
	outline: none;
	scroll-behavior: smooth;
}

:root {
	--bg-color: #13111b;
	--second-bg-color: #16242f; 
	--third-bg-color: #16262f;
	--text-color: #D1D5D8; 
	--main-color: #82cdd1; 
}

html {
	font-size: 62.5%;
	overflow-x: hidden;
}

body {
	font-family: 'Poppins', sans-serif;
	background: var(--bg-color);
	color: var(--text-color);
	padding-top: 8rem; 
	overflow-x: hidden;
	width: 100vw;
}

.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 7rem;
	padding: 1.5rem 10%;
	background: rgba(30, 37, 41, 0.85);
	backdrop-filter: blur(10px);
	display: flex;
	justify-content: space-between;
	align-items: center;
	z-index: 9999;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.logo {
	font-family: 'Lora', sans-serif;
	font-size: 3rem;
	color: var(--text-color);
	font-weight: 800;
	cursor: pointer;
	transition: 0.3s ease;
}

.logo:hover {
	transform: scale(1.1);
}

.logo span {
	text-shadow: 0 0 25px var(--main-color);
}

#menu-icon {
	font-size: 3.6rem;
	color: var(--main-color);
	display: none;
}

.navbar {
	display: flex;
	gap: 3rem;
	align-items: center;
}

.navbar a {
	font-size: 1.8rem;
	color: var(--text-color);	
	font-weight: 600;
	position: relative;
	transition: color 0.3s ease;
}

.navbar a::after {
	content: "";
	position: absolute;
	width: 0%;
	height: 2px;
	bottom: -4px;
	left: 0;
	background-color: var(--main-color);
	transition: width 0.3s ease;
}

.navbar a:hover::after,
.navbar a.active::after {
	width: 100%;
}

.navbar a:hover,
.navbar a.active {
	color: var(--main-color);
}



section{
	min-height: 100vh;
	padding: 10rem 12% 10rem;
	width:100%;
}

.home{
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 15rem;
	width:100%;
	overflow: hidden;
	position: relative;
	max-width: 100vw;
	padding:0 5%;
}
.home-content{
    display: flex;
    flex-direction: column;
    align-items: baseline;
    text-align: left;
    justify-content: center;
    margin-top: 3rem;
    width: 100%;
}

span{
	color: var(--main-color);
}

.logo span{
	color: var(--main-color);
}

.home-content h3{
	margin-bottom: 2rem;
	margin-top: 1rem;
	font-size: 3.5rem;
}

.home-content h1{
	font-size: 7rem;
	font-weight: 800;
	margin-top: 1.5rem;
	line-height: 1;
}

.home-item{
	border-radius: 50%;
}

.home-img img{
	position: relative;
	top: 3rem;
	width: 32vw;
	border-radius: 50%;
	box-shadow: 0 0 25px var(--main-color);
	cursor: pointer;
	transition: 0.4s ease-in-out;
}

.home-img img:hover{
	box-shadow: 0 0 25px var(--main-color);
	box-shadow: 0 0 50px var(--main-color);
	box-shadow: 0 0 100px var(--main-color);
}

.social-icons a{
	display: inline-flex;
	justify-content: center;
	align-items: center;
	width: 4.5rem;
	height: 4.5rem;
	background: transparent;
	border: 2px solid var(--main-color);
	font-size: 2.5rem;
	border-radius: 50%;
	color: var(--main-color);
	margin: 3rem 1.5rem 3rem 0;
	transition: 0.3s ease-in-out;
}

.social-icons a:hover{
	color: var(--text-color);
	transform: scale(1.3) translateY(-5px);
	box-shadow: 0 0 25px var(--main-color);
	background-color: var(--main-color);
}

.btn{
	display: inline-block;
	padding: 1rem 2.8rem;
	font-size: 1.6rem;
	background: var(--main-color);
	box-shadow: 0 0 25px var(--main-color);
	border-radius: 4rem;
	color: black;
	border: 2px solid transparent;
	font-weight: 600;
	transition: 0.3s ease-in-out;
	cursor: pointer;
}

.btn:hover{
	transform: scale(1.05);
	box-shadow: 0 0 50px var(--main-color);
}

.btn-group{
	display: flex;
	align-items: center;
	gap: 1.5rem;
}

.btn-group a:nth-of-type(2){
	background-color: black;
	color: var(--main-color);
	border: 2px solid var(--main-color);
	box-shadow: 0 0 25px transparent;
}

.btn-group a:nth-of-type(2):hover{
	box-shadow: 0 0 25px var(--main-color);
	background-color: var(--main-color);
	color: black;
}

.text-animation{
	font-size: 34px;
	font-weight: 600;
	min-width: 280px;
	white-space: nowrap;
	overflow: hidden;
	max-width: 100%;
	width: 100%;
	flex: 1 1 auto;
	margin: 0 10px;
	display: inline-block;
	text-overflow: ellipsis;
}

.text-animation span{
	position: relative;
	display: inline-block;
}

.text-animation span::before{
	content: "Mechanical engineer";
	color: var(--main-color);
	animation: words 20s infinite;
}

.text-animation span::after{
	content: "";
	background-color: var(--bg-color);
	position:absolute;
	width: calc(100% + 8px);
	height: 100%;
	border-left: 3px solid var(--bg-color);
	right: -8px;
	animation: cursor 0.6s infinite, typing 20s steps(14) infinite;
}

@keyframes cursor{
	to{
		border-left: 2px solid var(--main-color);
	}
}

@keyframes words{
	0%,
	20%{
		content:"Mechanical engineer";
	}
	21%,
	40%{
		content:"CFD engineer";
	}
	41%,
	60%{
		content:"Aerodynamics engineer";
	}
	61%,
	80%{
		content:"Mechanical engineer";
	}
	81%,
	100%{
		content:"Fluid Dynamics engineer";
	}
}

@keyframes typing{
	10%,
	15%,
	30%,
	35%,
	50%,
	55%,
	70%,
	75%,
	90%,
	95%{
		width:0;
	}
	5%,
	20%,
	25%,
	40%,
	45%,
	60%,
	65%,
	80%,
	85%{
		width: calc(100% + 8px);
	}
}

.heading{
	font-size: 8rem;
	text-align: center;
	margin: 5rem 0;	
}

.education{
	padding: 100px 15px;
	background: var(--second-bg-color);
}

.education h2{
	margin-bottom: 5rem;
}

.timeline-items{
	max-width: 1200px;
	margin: auto;
	display: flex;
	flex-wrap: wrap;
	position: relative;
}

.timeline-items::before{
	content: "";
	position: absolute;
	width: 5px;
	height: 100%;
	background: var(--main-color);
	left: calc(50% - 1px);
}

.timeline-item{
	margin-bottom: 40px;
	width: 100%;
	position: relative;
}

.timeline-item:last-child{
	margin-bottom:0;
}

.timeline-item:nth-child(odd){
	padding-right: calc(50% + 30px);
	text-align: right;
}

.timeline-item:nth-child(even){
	padding-left: calc(50% + 30px);
}

.timeline-dot{
	height: 21px;
	width: 21px;
	background: var(--main-color);
	box-shadow: 0 0 25px var(--main-color),
	            0 0 50px var(--main-color);
	position: absolute;
	left: calc(50% - 8px);
	border-radius: 50%;
	top: 10px;
}

.timeline-date{
	font-size: 20px;
	font-weight: 800;
	color: white;
	margin: 6px 0 15px;
}

.timeline-content{
	background-color: var(--bg-color);
	border:3px solid var(--main-color);
	padding: 30px 50px;
	border-radius: 4rem;
	box-shadow: 0 0 10px var(--main-color);
	cursor: pointer;
	transition: 0.3s ease-in-out;
}

.timeline-content:hover{
	transform: scale(1.05);
	box-shadow: 0 0 25px var(--main-color);
}

.timeline-content h3{
	font-size: 20px;
	color: white;
	margin: 0 0 10px;
	font-weight: 500;
}
.timeline-content h4{
	font-size: 18px;
	color: white;
	margin: 0 0 10px;
	font-weight: 500;
}


.timeline-content p{
	font-size: 16px;
	color: white;
	font-weight: 300;
	line-height: 22px;
}

.heading{
	text-align: center;
	font-size: 8rem;
	margin: 5rem 0;
}

.license{
	background-color: var(--third-bg-color);
	color: black;
}

.license h2{
	color: var(--text-color);
}

.license-container{
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	align-items: center;
	gap: 2.5rem;
}

.license-box{
	display: flex;
	justify-content: center;
	align-items: center;
	background-color: var(--main-color);
	height: 200px;
	border-radius: 3rem;
	cursor: pointer;
	border: 5px solid transparent;
	transition: 0.4s ease-in-out;
}

.license-box:hover{
	background-color: var(--third-bg-color);
	color: var(--main-color);
	border: 5px solid var(--main-color);
	transform: scale(1.03);
}

.license-item{
	display: flex;
	flex-direction: column;
	text-align: center;
	justify-content: center;
	align-items: center;
	padding: 5rem;
}

.license-item h3{
	font-size: 2.5rem;
	font-weight: 600;
	margin-bottom: 1rem;
}

.license-item p{
	font-size: 1.8rem;
	font-weight: 300;
}

.license-item i{
	font-size: 6rem;
	font-weight: 300;
}


#star{
	color: gold;
	font-size: 2rem;
}

.contact{
	background-color: var(--bg-color);
}

.contact h2{
	margin-bottom: 3rem;
	color: white;
}

.contact form{
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 3rem;
	margin: 5rem auto;
	text-align: center;
}

.contact form .input-box{
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
}

.contact form .input-box input,
.contact form textarea{
	width: 100%;
	padding: 2.5rem;
	margin: 1.5rem 0;
	background: var(--bg-color);
	border: 4px solid var(--main-color);
	border-radius: 4rem;
	color: var(--text-color);
	font-size: 1.8rem;
	resize: none;
}

.contact form .btn{
	margin-top: 2rem;
}

.footer{
	position: relative;
	bottom: 0;
	width:100%;
	padding: 40px 0;
	background-color: rgba(30, 37, 41, 0.85);
}

.footer .social{
	text-align: center;
	padding-bottom: 25px;
	color: var(--main-color);
}

.footer .social a{
	font-size: 25px;
	color: var(--main-color);
	border: 2px solid var(--main-color);
	width: 42px;
	line-height: 42px;
	display: inline-block;
	text-align: center;
	border-radius: 50%;
	margin: 0 10px;
	transition: 0.3s ease-in-out;
}

.footer .social a:hover{
	transform: scale(1.2)translateY(-10px);
	color: var(--bg-color);
	background-color: var(--main-color);
}

.footer ul{
	margin-top: 0;
	padding:0;
	font-size:18px;
	line-height: 1.6;
	margin-bottom: 0;
	text-align: center;
}

.footer ul li a{
	color: var(--text-color);
	border-bottom: 3px solid transparent;
	transition: 0.3s ease-in-out;
}

.footer ul li a:hover{
	border-bottom: 3px solid var(--main-color);
}

.footer ul li{
	display: inline-block;
	margin: 0 15px;
}

.footer .copyright{
	margin-top: 50px;
	text-align: center;
	font-size: 18px;
	color: var(--text-color);
}

@media(max-width: 1285px){
	html{
		font-size: 55%;
	}
	.home{
		flex-direction: column;
		gap: 5rem;
	}
	.license-container{
		grid-template-columns: repeat(1, 1fr);
	}
}

@media(max-width: 991px){
	header{
		padding: 2rem 3%;
	}
	section{
		padding: 10rem 3% 2rem;
	}
	.home {
        padding: 0 4%; /* Adjust padding to fit better */
    }

    .home-content {
        width: 100%;  /* Full width on smaller screens */
    }
	.home-img img {
        width: 56vw; 
    }

	.timeline-items::before{
		left: 7px;
	}
	.timeline-item:nth-child(odd){
		padding-right: 0;
		text-align: left;
	}
	.timeline-item:nth-child(odd),
	.timeline-item:nth-child(even){
	padding-left: 37px;
	}
	.timeline-dot{
		left: 0;
	}
	.license{
		padding-bottom: 7rem
	}
	.contact{
		flex-direction: column;
	}
	.footer{
		padding: 20px 3%;
	}
}

@media(max-width: 895px){
	#menu-icon{
		display: block;
	}
	.navbar{
		position: absolute;
		top: 100%;
		right:0;
		width: 50%;
		padding: 1rem 3%;
		background: rgba(30, 37, 41, 0.85);
		backdrop-filter: blur(20px);
		border-bottom-left-radius: 2rem;
		border-left: 2px solid var(--main-color);
		border-left: 2px solid var(--main-color);
		display: none;
	}
	.navbar.active{
		display: block;
	}
	.navbar a{
		display: block;
		font-size: 2rem;
		margin: 3rem 0;
		color: var(--text-color);
	}

	.home{
		flex-direction: column-reverse;
		margin: 5rem 3%;
		padding: 0 4%;
	}
	.home-content h3{
		font-size: 2.6rem;
	}

	.home-content h1{
		font-size: 8rem;
		margin-top: 3rem;
	}
	.home-content p{
		max-width: 600px;
		margin: 0 auto;
	}
	.home-img img{
		width: 56vw;
	}
	.livence h2{
		margin-bottom: 3rem;
	}
	.license-container{
		grid-template-columns: repeat(1, 1fr);
	}

	
}