:root {
	--bg: #f6f7f5;
	--surface: #ffffff;
	--text: #1b2226;
	--muted: #56636a;
	--accent: #0b6e6e;
	--accent-strong: #08514f;
	--border: #dde3e1;
	--hero-bg: #0d1b22;
	--hero-text: #e6f2f0;
	--hero-muted: #9fb7b4;
	--glow: #29dfcb;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #0b1418;
		--surface: #111e24;
		--text: #e3ecea;
		--muted: #9aaeac;
		--accent: #3fd1c1;
		--accent-strong: #7ee8dc;
		--border: #22343b;
		--hero-bg: #060d10;
	}
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); }
a:hover { color: var(--accent-strong); }

.wrap {
	max-width: 760px;
	margin: 0 auto;
	padding: 0 16px;
}

/* Header */
.site-header {
	border-bottom: 1px solid var(--border);
	background: var(--surface);
}
.site-header .wrap {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 8px 24px;
	padding-top: 14px;
	padding-bottom: 14px;
}
.brand {
	font-weight: 700;
	color: var(--text);
	text-decoration: none;
	letter-spacing: 0.01em;
}
.brand span { color: var(--muted); font-weight: 400; }
.site-header nav { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 15px; }
.site-header nav a { color: var(--muted); text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current] { color: var(--text); }

/* Hero */
.hero {
	background: radial-gradient(ellipse at 50% 120%, #0f3a3d 0%, var(--hero-bg) 65%);
	color: var(--hero-text);
	padding: 72px 0 64px;
}
.hero h1 {
	font-size: clamp(30px, 6vw, 46px);
	line-height: 1.15;
	margin: 0 0 16px;
}
.hero p { color: var(--hero-muted); font-size: 19px; margin: 0; max-width: 34em; }
.hero .eyebrow {
	text-transform: uppercase;
	letter-spacing: 0.12em;
	font-size: 13px;
	color: var(--glow);
	margin-bottom: 12px;
}

main { padding: 48px 0 64px; }
main h1 { font-size: 32px; line-height: 1.2; margin: 0 0 8px; }
main h2 { font-size: 22px; margin: 40px 0 8px; }
main h3 { font-size: 18px; margin: 24px 0 4px; }
.updated { color: var(--muted); font-size: 14px; margin-top: 0; }

.card {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: 10px;
	padding: 24px;
	margin: 24px 0;
}
.card h2, .card h3 { margin-top: 0; }
.tag {
	display: inline-block;
	font-size: 12px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--accent);
	border: 1px solid var(--accent);
	border-radius: 999px;
	padding: 1px 10px;
	margin-bottom: 10px;
}

.button {
	display: inline-block;
	background: var(--accent);
	color: #fff;
	text-decoration: none;
	font-weight: 600;
	padding: 10px 20px;
	border-radius: 8px;
}
.button:hover { background: var(--accent-strong); color: #fff; }
@media (prefers-color-scheme: dark) {
	.button, .button:hover { color: #06201f; }
}

dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; }
@media (max-width: 520px) {
	dl.facts { grid-template-columns: 1fr; gap: 0; }
	dl.facts dd { margin-bottom: 10px; }
}

/* Footer */
.site-footer {
	border-top: 1px solid var(--border);
	color: var(--muted);
	font-size: 14px;
	padding: 28px 0 40px;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 18px; margin-bottom: 12px; }
.site-footer nav a { color: var(--muted); }
.site-footer p { margin: 4px 0; }

/* Ko-fi's embedded tip form; its own background is light in both themes */
iframe.kofi {
	display: block;
	width: 100%;
	border: none;
	border-radius: 8px;
	background: #f9f9f9;
	padding: 4px;
	margin: 16px 0 8px;
}