:root {
	--bg: #071010;
	--panel: rgba(3, 22, 22, 0.86);
	--line: rgba(29, 240, 221, 0.58);
	--line-soft: rgba(29, 240, 221, 0.24);
	--text: #e9fffb;
	--muted: #a8c9c4;
	--gold: #ffd75a;
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	min-height: 100vh;
	background:
		radial-gradient(circle at 50% 12%, rgba(20, 210, 200, 0.16), transparent 34rem),
		linear-gradient(180deg, #0a1517 0%, var(--bg) 58%, #020606 100%);
	color: var(--text);
	font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
	line-height: 1.7;
}

a {
	color: #51fff1;
	text-decoration: none;
}

a:hover {
	text-decoration: underline;
}

.wrap {
	width: min(920px, calc(100% - 32px));
	margin: 0 auto;
	padding: 48px 0;
}

.hero,
.card {
	border: 1px solid var(--line);
	background: var(--panel);
	box-shadow: 0 0 28px rgba(20, 240, 220, 0.16);
}

.hero {
	padding: 34px;
}

.eyebrow {
	margin: 0 0 8px;
	color: var(--gold);
	font-size: 15px;
	letter-spacing: 0;
}

h1,
h2 {
	margin: 0;
	line-height: 1.25;
}

h1 {
	font-size: clamp(34px, 7vw, 64px);
}

h2 {
	font-size: 26px;
	margin-bottom: 14px;
}

p {
	margin: 12px 0 0;
	color: var(--muted);
}

.grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
	margin-top: 20px;
}

.card {
	display: block;
	min-height: 150px;
	padding: 22px;
}

.card strong {
	display: block;
	color: var(--text);
	font-size: 22px;
	margin-bottom: 8px;
}

.content {
	margin-top: 22px;
	padding: 28px;
	border: 1px solid var(--line-soft);
	background: rgba(0, 0, 0, 0.24);
}

.content ul {
	margin: 10px 0 0;
	padding-left: 24px;
	color: var(--muted);
}

.meta {
	margin-top: 24px;
	padding-top: 16px;
	border-top: 1px solid var(--line-soft);
	color: #84aaa5;
	font-size: 14px;
}

code {
	color: var(--gold);
}

@media (max-width: 720px) {
	.wrap {
		padding: 24px 0;
	}

	.hero,
	.content {
		padding: 22px;
	}

	.grid {
		grid-template-columns: 1fr;
	}
}