/* Reset and Base Styles */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: 'Inter', sans-serif;
	line-height: 1.6;
	color: #333;
	background-color: #ffffff;
}

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

/* Header */
.header {
	background: #ffffff;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
}

.header-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 0;
}

.logo-img {
	height: 50px;
	width: auto;
}

.nav {
	display: flex;
	gap: 2rem;
}

.nav-link {
	text-decoration: none;
	color: #333;
	font-weight: 500;
	transition: color 0.3s ease;
}

.nav-link:hover {
	color: #0891A5;
}

/* Hero Section */
.hero {
	background: linear-gradient(135deg, #0891A5 0%, #0F766E 100%);
	color: white;
	padding: 120px 0 80px;
	margin-top: 70px;
}

.hero .container {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: center;
}

.hero-title {
	font-size: 3.5rem;
	font-weight: 700;
	margin-bottom: 1rem;
	line-height: 1.2;
}

.hero-subtitle {
	font-size: 1.5rem;
	font-weight: 500;
	margin-bottom: 1.5rem;
	opacity: 0.9;
}

.hero-description {
	font-size: 1.1rem;
	margin-bottom: 2rem;
	opacity: 0.8;
	line-height: 1.7;
}

.hero-actions {
	display: flex;
	gap: 1rem;
}

.btn {
	display: inline-block;
	padding: 12px 24px;
	border-radius: 8px;
	text-decoration: none;
	font-weight: 600;
	transition: all 0.3s ease;
	border: none;
	cursor: pointer;
	font-size: 1rem;
}

.btn-primary {
	background: #ffffff;
	color: #0891A5;
}

.btn-primary:hover {
	background: #f8fafc;
	transform: translateY(-2px);
}

.btn-secondary {
	background: transparent;
	color: white;
	border: 2px solid white;
}

.btn-secondary:hover {
	background: white;
	color: #0891A5;
}

.hero-visual {
	display: flex;
	justify-content: center;
	align-items: center;
	height: 400px;
	background: rgba(255, 255, 255, 0.1);
	border-radius: 20px;
	backdrop-filter: blur(10px);
	overflow: hidden;
}

.hero-visual i {
	font-size: 8rem;
	opacity: 0.8;
}

.hero-image-main {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 20px;
}

/* Sections */
.section-title {
	font-size: 2.5rem;
	font-weight: 700;
	text-align: center;
	margin-bottom: 3rem;
	color: #1f2937;
}

/* Sessions Section */
.sessions {
	padding: 80px 0;
	background: #f8fafc;
}

.sessions-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
	gap: 2rem;
}

.session-card {
	background: white;
	border-radius: 12px;
	padding: 2rem;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
	transition: transform 0.3s ease, box-shadow 0.3s ease;
	display: flex;
	flex-direction: column;
	height: 100%;
}

.session-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.session-header {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	margin-bottom: 1.5rem;
	padding-bottom: 1rem;
	border-bottom: 2px solid #e5e7eb;
}

.session-header h3 {
	font-size: 1.4rem;
	font-weight: 600;
	color: #0891A5;
	flex: 1;
}

.session-meta {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	align-items: flex-start;
}

.session-date {
	background: #0891A5;
	color: white;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.7rem;
	font-weight: 500;
	white-space: nowrap;
}

.session-lang {
	background: #464646;
	color: white;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.7rem;
	font-weight: 500;
	white-space: nowrap;
}

.session-content {
	flex: 1;
	display: flex;
	flex-direction: column;
}

.session-content p {
	font-size: 1.1rem;
	margin-bottom: 1.5rem;
	color: #4b5563;
}

.session-chair {
	font-size: 0.95rem !important;
	margin-bottom: 1rem !important;
	color: #6b7280 !important;
	font-style: italic;
}

.session-details {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	flex: 1;
}

.time-slot {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	padding: 1rem;
	background: #f9fafb;
	border-radius: 8px;
	border-left: 4px solid #0891A5;
}

.time {
	font-weight: 600;
	color: #0891A5;
	font-size: 0.9rem;
	margin-bottom: 0.25rem;
}

.topic {
	font-weight: 500;
	color: #374151;
	line-height: 1.4;
	flex: 1;
}

.speaker {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	font-size: 0.9rem;
	color: #6b7280;
	font-style: italic;
	line-height: 1.3;
	margin-top: 0.25rem;
}

.speaker-name {
	font-weight: 600;
	color: #374151;
	font-style: normal;
}

.speaker-title {
	font-size: 0.8rem;
	color: #6b7280;
	font-style: italic;
	line-height: 1.2;
}

.session-actions {
	margin-top: auto;
	padding-top: 1.5rem;
	border-top: 1px solid #e5e7eb;
	display: flex;
	justify-content: center;
}

.session-register-btn {
	background: #004a5b;
	color: white;
	padding: 10px 20px;
	font-size: 0.9rem;
	border-radius: 3px;
	transition: all 0.3s ease;
}

.session-register-btn:hover {
	background: #0F766E;
	transform: translateY(-2px);
	box-shadow: 0 4px 12px rgba(8, 145, 165, 0.3);
}

/* Speakers Section */
.speakers {
	padding: 80px 0;
	background: white;
}

.speakers-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 2rem;
}

.speaker-card {
	text-align: center;
	padding: 2rem;
	background: #f8fafc;
	border-radius: 12px;
	transition: transform 0.3s ease;
}

.speaker-card:hover {
	transform: translateY(-5px);
}

.speaker-avatar {
	width: 80px;
	height: 80px;
	background: #0891A5;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 1rem;
}

.speaker-avatar i {
	font-size: 2rem;
	color: white;
}

.speaker-card h3 {
	font-size: 1.2rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
	color: #1f2937;
}

.speaker-card p {
	color: #6b7280;
	font-size: 0.9rem;
}

/* Registration Form Section */
.registration {
	padding: 80px 0;
	background: white;
}

.form-container {
	max-width: 800px;
	margin: 0 auto;
	background: #f8fafc;
	border-radius: 12px;
	padding: 2rem;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.paperform-embed {
	width: 100%;
	min-height: 600px;
}

.paperform-embed iframe {
	width: 100%;
	border: none;
	border-radius: 8px;
}

/* Contact Section */
.contact {
	padding: 80px 0;
	background: #f8fafc;
}

.contact-content {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
}

.contact-info {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}

.contact-item {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.contact-item i {
	width: 50px;
	height: 50px;
	background: #0891A5;
	color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.2rem;
}

.contact-item h3 {
	font-size: 1.1rem;
	font-weight: 600;
	margin-bottom: 0.25rem;
	color: #1f2937;
}

.contact-item p {
	color: #6b7280;
}

.contact-form {
	background: white;
	padding: 2rem;
	border-radius: 12px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
	font-size: 1.5rem;
	font-weight: 600;
	margin-bottom: 1.5rem;
	color: #1f2937;
}

.contact-form form {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.contact-form input,
.contact-form select {
	padding: 12px;
	border: 2px solid #e5e7eb;
	border-radius: 8px;
	font-size: 1rem;
	transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus {
	outline: none;
	border-color: #0891A5;
}

/* Footer */
.footer {
	background: #1f2937;
	color: white;
	padding: 3rem 0 1rem;
}

.footer-content {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 2rem;
	align-items: start;
	margin-bottom: 2rem;
}

.footer-logo img {
	height: 40px;
}

.footer-contact h4 {
	color: white;
	font-size: 1.1rem;
	font-weight: 600;
	margin-bottom: 1rem;
}

.contact-details {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.contact-item-footer {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	color: #d1d5db;
	font-size: 0.9rem;
}

.contact-item-footer i {
	width: 16px;
	color: #0891A5;
}

.footer-nav-social {
	display: flex;
	justify-content: flex-end;
	align-items: center;
}

.footer-links {
	display: flex;
	gap: 2rem;
}

.footer-links a {
	color: #d1d5db;
	text-decoration: none;
	transition: color 0.3s ease;
}

.footer-links a:hover {
	color: white;
}

.footer-bottom {
	text-align: center;
	padding-top: 2rem;
	border-top: 1px solid #374151;
	color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
	.hero .container {
		grid-template-columns: 1fr;
		text-align: center;
	}
	
	.hero-visual {
		height: 250px;
		margin-top: 2rem;
	}
	
	.hero-title {
		font-size: 2.5rem;
	}
	
	.sessions-grid {
		grid-template-columns: 1fr;
	}
	
	.session-header {
		flex-direction: column;
		gap: 1rem;
		align-items: flex-start;
	}
	
	.session-meta {
		align-items: flex-start;
	}
	
	.contact-content {
		grid-template-columns: 1fr;
	}
	
	.footer-content {
		grid-template-columns: 1fr;
		text-align: center;
		gap: 2rem;
	}
	
	.footer-nav-social {
		justify-content: center;
	}
	
	.footer-links {
		justify-content: center;
	}
	
	.mobile-menu-toggle {
		display: block;
	}

	.nav {
		display: none;
		flex-direction: column;
		gap: 1rem;
		background: white;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		padding: 1rem 2rem;
		box-shadow: 0 4px 10px rgba(0,0,0,0.1);
	}

	.nav.mobile-open {
		display: flex;
		align-items: flex-start;
	}
	
	.language-selector {
		margin-left: 0;
		margin-top: 0;
		order: -1;
		align-self: stretch;
	}
	
	.language-current {
		font-size: 1rem;
		padding: 0;
		justify-content: flex-start;
	}
	
	.language-options {
		position: absolute !important;
		top: calc(100% + 4px) !important;
		left: 0 !important;
		right: 0 !important;
		transform: translateY(-8px) scale(0.95) !important;
		width: auto !important;
		margin-top: 0 !important;
		min-width: 140px !important;
	}
	
	.language-dropdown:hover .language-options {
		transform: translateY(-8px) scale(0.95) !important;
	}
	
	.language-dropdown.mobile-open .language-options {
		opacity: 1 !important;
		visibility: visible !important;
		transform: translateY(0) scale(1) !important;
	}
}

@media (max-width: 480px) {
	.disable-mobile {
		display: none!important;
	}
	.hero-title {
		font-size: 2rem;
	}
	
	.hero-subtitle {
		font-size: 1.2rem;
	}
	
	.section-title {
		font-size: 2rem;
	}
	
	.session-card {
		padding: 1.5rem;
	}
	
	.hero-actions {
		flex-direction: column;
		align-items: center;
	}
	
	.btn {
		width: 100%;
		text-align: center;
	}
}

/* Smooth scrolling */
html {
	scroll-behavior: smooth;
}

/* Loading animation */
@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(30px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.session-card {
	animation: fadeInUp 0.6s ease-out;
}

.speaker-card {
	animation: fadeInUp 0.6s ease-out;
} 

.language-selector {
	margin-left: 2rem;
	position: relative;
	display: flex;
	align-items: center;
}

.language-dropdown {
	position: relative;
	display: inline-block;
}

.language-current {
	display: flex;
	align-items: center;
	gap: 4px;
	background: transparent;
	color: #333;
	border: none;
	padding: 0;
	border-radius: 0;
	font-size: 1rem;
	font-weight: 500;
	cursor: pointer;
	transition: all 0.3s ease;
	box-shadow: none;
	min-width: auto;
	user-select: none;
	letter-spacing: normal;
}

.language-current:hover {
	color: #0891A5;
	border-color: transparent;
	box-shadow: none;
	transform: none;
}

.language-current:focus {
	outline: none;
	color: #0891A5;
	box-shadow: none;
}

.language-text {
	font-weight: 500;
	font-size: 1rem;
	color: inherit;
	letter-spacing: normal;
	text-transform: none;
}

.language-arrow {
	font-size: 0.625rem;
	color: #6b7280;
	transition: all 0.3s ease;
	margin-left: 2px;
	transform: translateY(0.5px);
}

.language-dropdown:hover .language-arrow {
	color: #0891A5;
	transform: translateY(0.5px) rotate(180deg);
}

.language-options {
	position: absolute;
	top: calc(100% + 8px);
	left: 0;
	right: 0;
	background: #ffffff;
	border: 1px solid #e5e7eb;
	border-radius: 8px;
	box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
	opacity: 0;
	visibility: hidden;
	transform: translateY(-8px) scale(0.95);
	transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
	z-index: 1000;
	overflow: hidden;
	backdrop-filter: blur(8px);
	min-width: 120px;
}

.language-dropdown:hover .language-options {
	opacity: 1;
	visibility: visible;
	transform: translateY(0) scale(1);
}

.language-dropdown.mobile-open .language-options {
	opacity: 1;
	visibility: visible;
	transform: translateY(0) scale(1);
}

.language-option {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 10px 16px;
	cursor: pointer;
	transition: all 0.15s ease;
	font-size: 0.875rem;
	color: #374151;
	border-bottom: 1px solid #f9fafb;
	font-weight: 500;
}

.language-option:last-child {
	border-bottom: none;
}

.language-option:hover {
	background: #f8fafc;
	color: #0891A5;
}

.language-option.active {
	background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
	color: #0891A5;
	font-weight: 600;
	position: relative;
}

.language-option.active::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	width: 3px;
	background: linear-gradient(135deg, #0891A5 0%, #0F766E 100%);
	border-radius: 0 2px 2px 0;
}

.language-option .language-text {
	font-weight: 500;
	font-size: 0.875rem;
	color: inherit;
	text-transform: none;
	letter-spacing: normal;
}

/* Hide the original select */
.language-selector select {
	display: none;
}

.mobile-menu-toggle {
	display: none;
	background: none;
	border: none;
	font-size: 1.5rem;
	cursor: pointer;
	color: #0891A5;
}

@media (max-width: 768px) {
	.mobile-menu-toggle {
		display: block;
	}

	.nav {
		display: none;
		flex-direction: column;
		gap: 1rem;
		background: white;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		padding: 1rem 2rem;
		box-shadow: 0 4px 10px rgba(0,0,0,0.1);
	}

	.nav.mobile-open {
		display: flex;
		align-items: flex-start;
	}
	
	.language-selector {
		margin-left: 0;
		margin-top: 0;
		order: -1;
		align-self: stretch;
	}
	
	.language-current {
		font-size: 1rem;
		padding: 0;
		justify-content: flex-start;
	}
	
	.language-options {
		position: absolute !important;
		top: calc(100% + 4px) !important;
		left: 0 !important;
		right: 0 !important;
		transform: translateY(-8px) scale(0.95) !important;
		width: auto !important;
		margin-top: 0 !important;
		min-width: 140px !important;
	}
	
	.language-dropdown:hover .language-options {
		transform: translateY(-8px) scale(0.95) !important;
	}
	
	.language-dropdown.mobile-open .language-options {
		opacity: 1 !important;
		visibility: visible !important;
		transform: translateY(0) scale(1) !important;
	}
}