body {
	margin: 0;
	background: #f4f6f8;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial,
		sans-serif;
	color: #222;
}
.container {
	max-width: 900px;
	margin: 50px auto;
	padding: 20px;
}
.hidden {
	display: none;
}
.company-logo {
	text-align: center;
	margin-bottom: 25px;
}
.company-logo img {
	max-width: 600px;
	max-height: 100px;
}
h1 {
	text-align: center;
}
.intro {
	text-align: center;
	color: #666;
}
.recommended {
	max-width: 420px;
	margin: 25px auto 35px;
	text-align: center;
}
.recommended-title {
	font-size: 14px;
	color: #555;
	margin-bottom: 10px;
}
.recommended-button {
	display: block;
	background: #0078ff;
	color: white;
	padding: 14px;
	border-radius: 10px;
	text-decoration: none;
	font-weight: 600;
}
.os-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 20px;
}
.os-card {
	background: white;
	padding: 20px;
	border-radius: 14px;
	box-shadow: 0 5px 18px rgba(0, 0, 0, 0.08);
}
.os-header {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 18px;
}
.os-logo {
	width: 42px;
	height: 42px;
}
.os-title {
	font-size: 21px;
	font-weight: 600;
}
.download {
	display: block;
	margin-top: 10px;
	padding: 12px;
	background: #f8f9fb;
	border: 1px solid #ddd;
	border-radius: 8px;
	text-decoration: none;
	color: #222;
}
.download.highlight {
	background: #0078ff;
	color: white;
	border-color: #0078ff;
}
.download small {
	display: block;
	font-size: 12px;
}
.command-section {
	margin-top: 50px;
	padding-top: 30px;
	border-top: 1px solid #ddd;
	text-align: center;
}
.command-section p {
	color: #666;
}
.command-list {
	display: inline-flex;
	flex-direction: column;
	align-items: stretch;
	width: fit-content;
	max-width: 100%;
}
.command-card {
	background: #1e1e1e;
	color: white;
	padding: 15px 20px;
	border-radius: 10px;
	margin-top: 15px;
	width: 100%;
	box-sizing: border-box;
	text-align: left;
}
.command-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 20px;
}
.command-header h3 {
	margin: 0;
}
.command-card code {
	display: block;
	font-family: "SFMono-Regular", Consolas, monospace;
	font-size: 14px;
	white-space: nowrap;
}
.copy-command {
	width: 30px;
	height: 30px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(255, 255, 255, 0.12);
	border: 1px solid rgba(255, 255, 255, 0.3);
	color: white;
	border-radius: 6px;
	cursor: pointer;
}
.copy-command svg {
	width: 16px;
	height: 16px;
	fill: currentColor;
}
.copy-command.copied {
	background: #2e9d55;
}
@media (max-width: 600px) {
	.container {
		margin: 25px auto;
		padding: 15px;
	}
	.command-list {
		display: block;
		width: 100%;
	}
	.command-card {
		width: 100%;
	}
	.command-card code {
		white-space: normal;
		word-break: break-word;
	}
}