* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

.light-mode {
	background-color: #f8fafc;
	color: #1e293b;
}

.dark-mode {
	background-color: #121212;
	color: #e2e8f0;
}

.system-info-container {
	transition: color 0.3s ease;
}

.system-info-text {
	color: inherit;
}

.warning-text {
	color: #e53e3e !important;
}

.verifying-text {
    color: #10B981 !important;
}

#verification-modal {
	backdrop-filter: blur(0px);
	background-color: rgb(0 0 0 / 0%);
}

#verification-content.modal-enter {
	opacity: 1 !important;
	transform: scale(1) !important;
}

body.verification-required main,
body.verification-required header {
	filter: blur(0px);
	pointer-events: none;
	user-select: none;
}

.software-card {
	background-color: white;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
	transition: all 0.3s ease;
	cursor: pointer;
}

.dark-mode .software-card {
	background-color: #1e1e1e;
	box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.software-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.dark-mode .software-card:hover {
	box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}

.software-icon-container {
	padding: 16px;
	display: flex;
	justify-content: center;
	align-items: center;
	background-color: #f1f5f9;
}

.dark-mode .software-icon-container {
	background-color: #2d2d2d;
}

.software-icon {
	width: 80px;
	height: 80px;
	object-fit: contain;
	transition: transform 0.3s ease;
}

.software-card:hover .software-icon {
	transform: scale(1.1);
}

.software-name {
	text-align: center;
	padding: 12px;
	font-weight: 600;
	color: #334155;
	background-color: #f1f5f9;
}

.dark-mode .software-name {
	color: #e2e8f0;
	background-color: #2d2d2d;
}

.year-badge {
	display: inline-block;
	background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
	color: white;
	font-size: 12px;
	padding: 2px 6px;
	border-radius: 8px;
	margin-left: 4px;
	font-weight: 600;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
	position: relative;
	top: -3px;
	left: -2px;
}

.dark-mode .year-badge {
	background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.year-selector {
	width: 100%;
	padding: 12px 16px;
	border: 2px solid #cbd5e1;
	background-color: #f1f5f9;
	color: #334155;
	font-size: 14px;
	font-weight: bold;
	text-align: center;
	cursor: pointer;
	border-radius: 12px;
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	appearance: none;
	position: relative;
	box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.year-selector option[value=""][disabled] {
	color: #94a3b8;
	font-style: italic;
}

.dark-mode .year-selector option[value=""][disabled] {
	color: #64748b;
}

.year-selector option {
	text-align: center;
	padding: 12px;
	background-color: #f8fafc;
	color: #334155;
	font-weight: bold;
	font-size: 14px;
	transition: background-color 0.2s ease;
}

.year-selector option:disabled {
	color: #94a3b8;
}

.year-selector option:hover {
	background-color: #e2e8f0;
}

.year-selector::after {
	content: "▼";
	position: absolute;
	right: 16px;
	top: 50%;
	transform: translateY(-50%);
	font-size: 12px;
	pointer-events: none;
	transition: all 0.3s ease;
	opacity: 0.7;
}

.year-selector:hover {
	background-color: #e2e8f0;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.year-selector:hover::after {
	transform: translateY(-50%) scale(1.2);
	opacity: 1;
}

.year-selector:focus {
	outline: none;
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.dark-mode .year-selector {
	background-color: #2d2d2d;
	color: #e2e8f0;
	border: 2px solid #475569;
	box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.dark-mode .year-selector option {
	background-color: #1e1e1e;
	color: #e2e8f0;
}

.dark-mode .year-selector option:disabled {
	color: #94a3b8;
}

.dark-mode .year-selector option:hover {
	background-color: #3d3d3d;
}

.dark-mode .year-selector:hover {
	background-color: #3d3d3d;
}

.dark-mode .year-selector:focus {
	box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.3);
}

.download-buttons {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4px;
	padding: 8px;
	background-color: #f8fafc;
}

.dark-mode .download-buttons {
	background-color: #2d2d2d;
}

.btn {
	padding: 6px 8px;
	border: none;
	border-radius: 4px;
	font-size: 12px;
	cursor: pointer;
	transition: all 0.2s ease;
	display: flex;
	align-items: center;
	justify-content: center;
	white-space: nowrap;
}

.btn i {
	margin-right: 4px;
	font-size: 10px;
}

.btn:hover {
	transform: translateY(-2px);
}

.modal-download-buttons {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 8px;
}

#modal-content .download-btn {
	padding: 10px;
	font-size: 14px;
}

.modal-enter {
	opacity: 1 !important;
	transform: scale(1) !important;
}

.download-btn {
	user-select: none;
}

.download-btn::-moz-selection {
	background: transparent;
}

.download-btn::selection {
	background: transparent;
}

.tutorial-modal-container {
	width: calc(3 * (min(250px, 25vw) + 2 * 24px));
	max-width: 90vw;
}

#tutorial-modal.modal-enter .tutorial-modal-container {
	opacity: 1 !important;
	transform: scale(1) !important;
}

.tutorial-modal-container:fullscreen {
	width: 100%;
	max-width: none;
	height: 100%;
	max-height: none;
	border-radius: 0;
	background: white;
}

.dark-mode .tutorial-modal-container:fullscreen {
	background: #1e1e1e;
}

#tutorial-content {
	min-height: 400px;
}

#tutorial-content img {
	max-width: 100%;
	height: auto;
	display: block;
	margin: 0 auto;
}

#tutorial-content iframe {
	width: 100%;
	min-height: 500px;
	border: none;
}

#tutorial-fullscreen {
	transition: all 0.3s ease;
}

#tutorial-fullscreen:hover {
	background-color: #f1f5f9;
}

.dark-mode #tutorial-fullscreen:hover {
	background-color: #374151;
}

@media (max-width: 1200px) {
	#software-grid {
		grid-template-columns: repeat(4, 1fr);
	}

	.tutorial-modal-container {
		width: calc(3 * (min(220px, 30vw) + 2 * 24px));
	}
}

@media (max-width: 992px) {
	#software-grid {
		grid-template-columns: repeat(3, 1fr);
	}

	.tutorial-modal-container {
		width: calc(3 * (min(200px, 35vw) + 2 * 24px));
	}
}

@media (max-width: 768px) {
	#software-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	header .container {
		flex-direction: column;
		align-items: flex-start;
	}

	.system-btn {
		padding: 6px 12px;
		font-size: 14px;
	}

	.tutorial-modal-container {
		width: 95%;
		margin: 10px;
	}

	#tutorial-content iframe {
		min-height: 300px;
	}
}

@media (max-width: 576px) {
	#software-grid {
		grid-template-columns: 1fr;
	}

	.software-icon {
		width: 60px;
		height: 60px;
	}

	.btn {
		padding: 4px 6px;
		font-size: 10px;
	}

	.modal-download-buttons {
		grid-template-columns: 1fr;
	}

	.tutorial-modal-container {
		width: 98%;
	}
}