/* Global styles */

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	--font-color1: white;
	color: var(--font-color1);
	text-shadow: 0 0 20px #fff, 0 0 30px #fff, 0 0 40px #fff, 0 0 50px #3dd, 0 0 60px #d3d, 0 0 70px #dd3, 0 0 80px #06c;

}

body {
	font-family: Arial, sans-serif;
	font-size: 16px;
	line-height: 1.5;
}


main {
	background-image: url("IMG_0745.jpg");
	background-size: cover;
    background-position: center;
}
.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

/* Header styles */

header {
	background-color: #f7f7f7;
	padding: 20px 0;
}

.logo {
	float: left;
}
.logo img {
	max-height: 10vmin;
	max-width: auto;
}

nav {
	float: right;
}

nav ul {
	list-style: none;
}

nav ul li {
	display: inline-block;
	margin-left: 20px;
}

nav ul li:first-child {
	margin-left: 0;
}

nav ul li a {
	color: #333;
	text-decoration: none;
	padding: 10px;
	transition: all 0.3s ease;
}

nav ul li a:hover {
	background-color: #333;
	color: #fff;
}

/* Footer styles */

footer {
	background-color: #333;
	color: #fff;
	padding: 20px 0;
}

/* Responsive styles */

@media (max-width: 100vw) {
	.container {
		padding: 0 10px;
	}
	nav {
		float: none;
	}
	nav ul {
		flex-wrap: wrap;
		text-align: center;
	}
	nav ul li {
		display: block;
		margin: 10px 0;
	}
}

.animation-container {
	flex-wrap: wrap;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 500px;
}

.animation {
	/* max-width: 25vw; */
	width: 200px;
	height: 200px;
	background-color: #333;
	border-radius: 50%;
	animation: spin 2s linear infinite;
}

.circle {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	width: 70%;
	height: 70%;
	border-radius: 50%;
	background: radial-gradient(circle at left, #ddd 0%, #3f3 100%);
}

@keyframes spin {
	0% {
		transform: rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
	}
}

body {
	font-family: 'Open Sans', sans-serif;
	font-size: 16px;
	line-height: 1.6;
	color: #333;
	background-color: #fff;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

/* Header */
header {
	background-color: #111;
	color: #fff;
	padding: 20px 0;
}

nav {
	display: flex;
	align-items: center;
}

nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
}

nav ul li {
	margin-left: 20px;
}

nav ul li:first-child {
	margin-left: 0;
}

nav ul li a {
	color: #fff;
	text-decoration: none;
	font-weight: bold;
	transition: color 0.3s ease;
}

nav ul li a:hover {
	color: #f00;
}

/* Hero */
.hero {
	background-color: #111;
	color: #fff;
	height: 500px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}

.hero h1 {
	font-size: 4rem;
	margin-bottom: 20px;
}

.hero p {
	font-size: 1.5rem;
	margin-bottom: 40px;
	max-width: 800px;
	text-align: center;
}

.btn {
	background-color: #f00;
	color: #fff;
	font-size: 1.2rem;
	padding: 10px 20px;
	border: none;
	border-radius: 5px;
	text-transform: uppercase;
	transition: background-color 0.3s ease;
}

.btn:hover {
	background-color: #333;
	cursor: pointer;
}

/* Topics */
.topics {
	background-color: #f5f5f5;
	padding: 100px 0;
}

.topics h2 {
	font-size: 3rem;
	text-align: center;
	margin-bottom: 40px;
}

.topics ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
}

.topics li {
	flex-basis: calc(100% / 3 - 20px);
	margin-right: 20px;
	margin-bottom: 20px;
	padding: 20px;
	background-color: #fff;
	box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
	border-radius: 5px;
	transition: box-shadow 0.3s ease;
}

.topics li:hover {
	box-shadow: 0px 0px 20px rgba(0, 0, 0,0.1);
}

	/* Projects */

	.projects {
		background-color: #f5f5f5;
		padding: 100px 0;
	}
	
	.projects h2 {
		font-size: 3rem;
		text-align: center;
		margin-bottom: 40px;
	}
	
	.project-list {
		list-style: none;
		margin: 0;
		padding: 0;
		display: flex;
		flex-wrap: wrap;
		justify-content: center;
	}
	
	.project {
		flex-basis: calc(33.33% - 40px);
		margin-right: 40px;
		margin-bottom: 40px;
		box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
		border-radius: 5px;
		overflow: hidden;
	}
	
	.project-image {
		height: 200px;
		position: relative;
	}
	
	.project-image img {
		width: 100%;
		height: 100%;
		object-fit: cover;
	}
	
	.project-details {
		padding: 20px;
	}
	
	.project-details h3 {
		font-size: 2rem;
		margin-bottom: 10px;
	}
	
	.project-summary {
		font-size: 1.2rem;
		line-height: 1.6;
		margin-bottom: 20px;
	}
	
	/* Publications */
	
	.publications {
		background-color: #fff;
		padding: 100px 0;
	}
	
	.publications h2 {
		font-size: 3rem;
		text-align: center;
		margin-bottom: 40px;
	}
	
	.publication-list {
		list-style: none;
		margin: 0;
		padding: 0;
		display: flex;
		flex-wrap: wrap;
		justify-content: center;
	}
	
	.publication {
		flex-basis: calc(33.33% - 40px);
		margin-right: 40px;
		margin-bottom: 40px;
		box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
		border-radius: 5px;
		overflow: hidden;
	}
	
	.publication-image {
		height: 200px;
		position: relative;
	}
	
	.publication-image img {
		width: 100%;
		height: 100%;
		object-fit: cover;
	}
	
	.publication-details {
		padding: 20px;
	}
	
	.publication-details h3 {
		font-size: 2rem;
		margin-bottom: 10px;
	}
	
	.publication-summary {
		font-size: 1.2rem;
		line-height: 1.6;
		margin-bottom: 20px;
	}
	


/* Contact Modal */
	.modal-bg {
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background-color: rgba(0, 0, 0, 0.8);
		z-index: 1000;
		display: none;
		justify-content: center;
		align-items: center;
		backdrop-filter: blur(5px);
	}
	.modal {
		background-color: #fff;
		padding: 20px;
		border-radius: 5px;
		max-width: 500px;
		width: 100%;
		text-align: center;
		position: relative;
	}
	.modal-bg.active {
		display: flex;
	}
	
	.modal h2 {
	font-size: 2rem;
	margin-bottom: 20px;
	}
	
	.modal label {
	display: block;
	font-size: 1.2rem;
	margin-bottom: 10px;
	}
	
	.modal input,
	.modal textarea {
	display: block;
	width: 100%;
	padding: 10px;
	border: none;
	border-radius: 5px;
	margin-bottom: 20px;
	}
	
	.modal button[type="submit"],
	.modal button.modal-close {
	background-color: #f00;
	color: #fff;
	font-size: 1.2rem;
	padding: 10px 20px;
	border: none;
	border-radius: 5px;
	text-transform: uppercase;
	transition: background-color 0.3s ease;
	cursor: pointer;
	}
	
	.modal button[type="submit"]:hover,
	.modal button.modal-close:hover {
	background-color: #333;
	}
	
	.modal-close {
	background-color: transparent;
	color: #f00;
	border: none;
	font-size: 2rem;
	position: absolute;
	top: 10px;
	right: 10px;
	cursor: pointer;
	}
	
	.blur {
	filter: blur(5px);
	}