* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	scroll-behavior: smooth;
	scroll-margin: 5em;

	--primaryColor: #5759d5;
	--primaryColorLight: #bdbeff;
	--secondaryColor: #fcff5a;
	--secondaryColorLight: #feffad;
	--max-width: 1075px;
	--border-width: 3px;
	--margins: 2em;
	--large-gap: 140px;
	--small-gap: 60px;
}

@media (max-width: 1015px) {
	* {
		--large-gap: 80px;
		--small-gap: 20px;
	}
}

html,
body {
	overflow-x: hidden;
}

body {
	margin: 0;
	font-family: Inter, Arial, sans-serif;
	background-color: white;
	color: black;
}

a {
	text-decoration: none;
}

ul {
	list-style-type: none;
}

.hero-page {
	background: url(images/hero.png) center/cover no-repeat;
	background-size: cover;
	background-blend-mode: overlay;
	height: 100vh;
	position: relative;
}

.overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100vh;
	background: #0e11c2aa;
}

.header {
	background: var(--secondaryColor);
	width: 100%;
	padding: 1em 0;
	position: relative;
	z-index: 4;
}

.container {
	max-width: var(--max-width);
	margin: 0 auto;
	display: flex;
	align-items: center;
}

.logo {
	margin-inline: var(--margins) 0;
}

.navbar {
	margin-inline: auto var(--margins);
	display: flex;
	justify-content: space-between;
	align-items: center;
	text-align: center;
}

.nav-links {
	list-style: none;
	display: flex;
	align-items: center;
	gap: 1em;
}

.nav-links a {
	text-decoration: none;
	font-weight: bold;
	color: black;
	border: 3px solid transparent;
	padding: 4px 8px;
}

.nav-links a:hover {
	border: var(--border-width) black solid;
	background: var(--primaryColorLight);
	transition: 200ms;
}

.menu-btn {
	display: none;
	width: 40px;
	height: 40px;
	background: url(./images/hamburger.svg) no-repeat center center;
	background-size: contain;
	transition: 200ms;
}

.menu-btn.active {
	background: url(./images/cross.svg) no-repeat center center;
}

@media (max-width: 650px) {
	.menu-btn {
		display: block;
		cursor: pointer;
	}
	.nav-links a {
		display: none;
	}
}

.menu {
	height: 100vh;
	background-color: var(--secondaryColorLight);
	position: fixed; /* Use fixed to ensure it's tied to the viewport */
	z-index: 3;
	inset: 0;
	margin: 0; /* Ensure no margin gaps */
	margin-top: 85px;
	padding: 0;
	display: none;
}

.menu.active {
	display: flex;
	overscroll-behavior: contain;
	overflow: hidden;
}

.menu-navbar {
	position: relative;
	z-index: 2;
	width: 100%;
	max-width: var(--max-width);
	margin-inline: var(--margins);
	display: flex;
	flex-direction: column;
	height: 100%;
	align-items: start;
	justify-content: space-evenly;
}
.menu-nav-links {
	font-size: 24px;
	display: grid;
	gap: 3em;
}
.menu-nav-links a {
	color: black;
	padding: 4px 8px;
	border: var(--border-width) transparent solid;
}
.menu-nav-links a:hover {
	border: var(--border-width) black solid;
	background: var(--primaryColorLight);
	transition: 200ms;
}

.menu-copyright {
	text-align: center;
	margin-bottom: 16px;
	font-family: 'Courier New', Courier, monospace;
}

/* hero */

.hero-container {
	max-width: var(--max-width);
	margin: 0 auto;
	display: flex;
	align-items: center;
	height: 90%;
}

.hero {
	color: white;
	position: relative;
	z-index: 2;
	width: 100%;
	max-width: var(--max-width);
	margin-inline: var(--margins);
	display: flex;
	flex-direction: column;
	height: 100%;
}

.hero-text {
	margin-top: var(--large-gap);
	display: grid;
	gap: 1em;
}

.hero-text h1 {
	font-family: 'Courier New', Courier, monospace;
	font-size: 96px;
	line-height: 0.8;
}
.hero-text p {
	font-size: 32px;
	max-width: 30ch;
}
.hero-elements {
	display: flex;
	margin-block: auto 0;
	margin-bottom: var(--large-gap);
	align-items: end;
	justify-content: space-between;
}
.btn {
	font-family: 'Courier New', Courier, monospace;
	background-color: var(--secondaryColor);
	color: black;
	font-weight: bold;
	font-size: 36px;
	padding: 12px 36px;
	border: var(--border-width) black solid;
}

.btn:hover {
	background-color: var(--primaryColorLight);
	transition: 200ms;
}

.btn:active {
	margin-top: 2px;
	margin-bottom: -2px;
	background-color: var(--primaryColor);
	box-shadow: 0 1px 0 0 black;
	color: white;
}

.hero-date div {
	color: black;
	font-size: 32px;
	padding: 12px 36px;
	border: var(--border-width) black solid;
}

.hero-date :first-child {
	background-color: var(--primaryColorLight);
	margin-bottom: -3px;
}
.hero-date :last-child {
	background-color: white;
}

@media (max-width: 850px) {
	.hero-text h1 {
		font-size: 48px;
		width: 15ch;
		line-height: 1.2;
	}

	.hero-elements {
		flex-direction: column-reverse;
		align-items: start;
		gap: 1em;
	}
	.btn {
		font-size: 24px;
		padding: 8px 24px;
	}
	.hero-date div {
		font-size: 24px;
		padding: 8px 24px;
	}

	.hero-text p {
		font-size: 16px;
		max-width: 30ch;
	}
}

@media (max-width: 850px) {
	.hero-text h1 {
		font-size: 32px;
	}
}

/* topics */

.topics {
	margin-inline: var(--margins);
	width: 100%;
	margin-top: var(--large-gap);
	display: flex;
	flex-direction: column;
}

.topics h2 {
	text-align: center;
	color: black;
	font-size: 32px;
	padding: 12px 36px;
	border: var(--border-width) black solid;
	background-color: var(--primaryColorLight);
	font-family: 'Courier New', Courier, monospace;
}

.topics-container {
	margin-top: var(--small-gap);
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1em;
	flex-wrap: wrap;
}

@media (max-width: 1015px) {
	.topics-container {
		justify-content: center;
	}
}

.topic-card {
	width: 300px;
	height: 215px;
	text-align: left;
	display: flex;
	flex-direction: column;
}

.topic-card h3 {
	font-size: 24px;
	border: var(--border-width) black solid;
	padding: 24px 32px;
	background-color: white;
	font-family: 'Courier New', Courier, monospace;
	white-space: nowrap;
	overflow: visible;
	text-overflow: unset;
}
.topic-card p {
	margin-top: -3px;
	border: var(--border-width) black solid;
	padding: 24px 32px;
	background-color: var(--primaryColorLight);
	flex-grow: 1;
}

/* schedule */

.schedule {
	margin-inline: var(--margins);
	display: flex;
	position: relative;
	margin-top: var(--large-gap);
	width: 100%;
}

.schedule h2 {
	writing-mode: vertical-lr;
	transform: rotate(180deg);
	font-size: 64px;
	padding: 44px 52px;
	background-color: var(--secondaryColor);
	border: var(--border-width) black solid;
}

.schedule ul {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 16px;
	flex-grow: 1;
	margin-left: -3px;
	padding: 18px 60px;

	background-color: var(--secondaryColorLight);
	border: var(--border-width) black solid;
}

.schedule li {
	display: flex;
	gap: 32px;
	align-items: center;
	height: fit-content;
}
.time {
	font-size: 40px;
}
.schedule img {
	position: absolute;
	bottom: -3em;
	right: 2em;
	z-index: 1;
}

@media (max-width: 750px) {
	.schedule {
		flex-direction: column;
	}
	.schedule h2 {
		writing-mode: unset;
		transform: unset;
		font-size: 32px;
		padding: 24px 32px;
	}
	.schedule ul {
		margin-left: unset;
		margin-top: -3px;
		gap: 24px;
		padding: 24px 32px;
	}
	.time {
		font-size: 24px;
		font-weight: bold;
	}
	.schedule img {
		scale: 0.3;
		inset: unset;
		top: -4em;
		right: -2em;
	}
}

/* speakers */

.speakers {
	margin-inline: var(--margins);
	width: 100%;
	margin-top: var(--large-gap);
	display: flex;
	flex-direction: column;
}

.speakers-container {
	margin-top: var(--small-gap);
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 1em;
}

.speakers h2 {
	text-align: center;
	color: black;
	font-size: 32px;
	padding: 12px 36px;
	border: var(--border-width) black solid;
	background-color: var(--primaryColorLight);
	font-family: 'Courier New', Courier, monospace;
}

.speakers-container .card {
	width: calc(50% - 0.5em);
	height: 640px;
	display: flex;
	flex-direction: column;
}

.card img {
	width: 100%;
	flex-grow: 1;
	object-fit: cover;
	border: var(--border-width) black solid;
}

@media (max-width: 850px) {
	.speakers-container {
		flex-direction: column;
		gap: 1em;
	}
	.speakers-container .card {
		width: fit-content;
		height: auto;
	}
}

#speaker1 {
	object-position: right;
}
#speaker3 {
	object-position: left;
}

.card h3 {
	margin-top: -3px;
	font-size: 26px;
	border: var(--border-width) black solid;
	padding: 24px 32px;
	background-color: white;
	font-family: 'Courier New', Courier, monospace;
	overflow: visible;
	text-overflow: unset;
}
.card p {
	margin-top: -3px;
	height: 140px;
	font-size: 20px;
	border: var(--border-width) black solid;
	padding: 24px 32px;
	background-color: var(--primaryColorLight);
}

/* register */

.register {
	margin-inline: var(--margins);
	width: 100%;
	margin-top: var(--large-gap);
	display: flex;
	flex-direction: column;
	gap: 40px;
}

.register h2 {
	text-align: center;
	color: black;
	font-size: 32px;
	padding: 12px 36px;
	border: var(--border-width) black solid;
	background-color: var(--secondaryColorLight);
	font-family: 'Courier New', Courier, monospace;
}

.register-content {
	display: flex;
	gap: 40px;
}

.form {
	display: grid;
	gap: 40px;
	flex: 2;
}

.form input {
	padding: 16px 24px;
	border: var(--border-width) black solid;
	font-family: 'Courier New', Courier, monospace;
	font-size: 16px;
}

.form button {
	font-family: 'Courier New', Courier, monospace;
	background-color: var(--secondaryColor);
	color: black;
	font-weight: bold;
	font-size: 36px;
	padding: 12px 36px;
	width: 50%;
	min-width: fit-content;
	border: var(--border-width) black solid;
	cursor: pointer;
}

.form button:hover {
	background-color: var(--primaryColorLight);
	transition: 200ms;
}

.form button:active {
	margin-top: 2px;
	margin-bottom: -2px;
	background-color: var(--primaryColor);
	box-shadow: 0 1px 0 0 black;
	color: white;
}

.additional {
	flex: 1;
}

.dialog {
	position: relative;
}

.dialog img {
	position: absolute;
	width: 100%;
	object-fit: contain;
	z-index: -1;
}

.dialog p {
	font-family: 'Courier New', Courier, monospace;
	text-align: left;
	padding: 52px 0 0 32px;
}

.fluff {
	display: grid;
	gap: 8px;
	padding: 92px 0 0 32px;
	font-family: 'Courier New', Courier, monospace;
}

@media (max-width: 1015px) {
	.register-content {
		display: flex;
		flex-direction: column-reverse;
		gap: 40px;
	}

	.additional {
		display: flex;
		align-items: center;
		gap: var(--small-gap);
	}

	.dialog {
		flex-grow: 2;
	}

	.dialog img {
		visibility: hidden;
	}

	.dialog p {
		font-size: 14px;
		padding: 24px 16px;
		border: var(--border-width) black solid;
		padding: 24px 32px;
		background-color: var(--primaryColorLight);
	}
	.fluff {
		padding: unset;
		flex-grow: 1;
	}
	.form {
		gap: 2em;
	}

	.form input {
		font-size: 16px;
		padding: 12px 24px;
	}

	.form button {
		font-size: 24px;
		padding: 8px 24px;
		width: 100%;
	}
}

@media (max-width: 600px) {
	.additional {
		flex-direction: column;
		align-items: start;
	}
}

.footer {
	position: relative;
	margin-inline: var(--margins);
	width: 100%;
	margin-top: var(--large-gap);
	padding-top: var(--small-gap);
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 40px;
}

.footer ::after {
	content: '';
	position: absolute;
	inset: 0;
	inset-inline: -100%;
	background-color: var(--secondaryColorLight);
	z-index: -2;
}

.map {
	display: grid;
	position: relative;
}

.map iframe {
	border: var(--border-width) black solid;
}

.map p {
	padding: 26px 14px;
	font-family: 'Courier New', Courier, monospace;
	border: var(--border-width) black solid;
	margin-top: -3px;
	background-color: white;
}

.map img {
	position: absolute;
	right: -2em;
	bottom: 0em;
}

.social-element {
	align-self: last baseline;
}

.dialog-contacts {
	position: relative;
	right: 10em;
	bottom: -1em;
	z-index: -1;
}

.dialog-contacts p {
	font-size: 32px;
	font-family: 'Courier New', Courier, monospace;
	padding: 32px;
}

.dialog-contacts img {
	position: absolute;
	object-fit: contain;
	z-index: -1;
}

.social-links {
	display: grid;
	height: fit-content;
}

.social-links li {
	border: var(--border-width) black solid;
	background-color: white;
	padding: 14px 22px;
	display: flex;
	justify-content: space-between;
}

.social-links li:not(:first-child) {
	margin-top: -3px;
}

.social-links a {
	text-decoration: none;
	color: black;
}

.social-links li:last-child,
.social-links li:nth-child(3) {
	background-color: var(--primaryColorLight);
}

.social-links li:hover {
	background-color: var(--secondaryColor);
	transition: 200ms;
}

.copyright {
	flex: 1 0 100%;
	text-align: center;
	margin-bottom: 16px;
	font-family: 'Courier New', Courier, monospace;
}

@media (max-width: 1015px) {
	.footer {
		flex-direction: column;
		align-items: center;
	}
	.map {
		width: 100%;
	}
	.map iframe {
		width: 100%;
	}
	.social-element {
		align-self: unset;
		margin-right: -5em;
	}
}
@media (max-width: 600px) {
	.dialog-contacts {
		right: 5em;
	}
}