:root {
	--bg: #ffffff;
	--text: #111111;
	--muted: #6b6b6b;
	--line: #e6e6e6;
	--line-strong: #111111;
	--field: #f6f6f6;
	--accent: #1b4dff; /* dipakai sangat terbatas: focus + hover link */
	--maxw: 680px;
	--sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	--mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "JetBrains Mono", monospace;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #0e0e0e;
		--text: #f2f2f2;
		--muted: #9a9a9a;
		--line: #262626;
		--line-strong: #f2f2f2;
		--field: #1a1a1a;
		--accent: #6f8cff;
	}
}

* { box-sizing: border-box; }

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

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	font-size: 17px;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

.skip {
	position: absolute;
	left: -999px;
}
.skip:focus {
	left: 16px;
	top: 16px;
	background: var(--text);
	color: var(--bg);
	padding: 8px 14px;
	z-index: 10;
}

.site-head,
main,
.site-foot {
	max-width: var(--maxw);
	margin-inline: auto;
	padding-inline: 24px;
}

/* ---- Header ---- */
.site-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding-block: 28px;
	flex-wrap: wrap;
	border-bottom: 1px solid var(--line);
}
.brand {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	text-decoration: none;
	color: var(--text);
}
.brand-mark {
	display: grid;
	place-items: center;
	width: 26px;
	height: 26px;
	background: var(--text);
	color: var(--bg);
	font-family: var(--mono);
	font-size: 16px;
	font-weight: 700;
	/* flat, sudut siku */
	border-radius: 0;
}
.brand-name {
	font-family: var(--mono);
	font-size: 15px;
	font-weight: 600;
	letter-spacing: 0.02em;
}
.site-head nav {
	display: flex;
	gap: 24px;
}
.site-head nav a {
	color: var(--muted);
	text-decoration: none;
	font-size: 14px;
	font-family: var(--mono);
}
.site-head nav a:hover,
.site-head nav a:focus-visible { color: var(--text); }
.lang-switch {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-left: 20px;
	padding-left: 20px;
	border-left: 1px solid var(--line);
}
.lang-switch svg {
	width: 14px;
	height: 14px;
	color: var(--muted);
	flex-shrink: 0;
}
.lang-opts {
	display: inline-flex;
	border: 1px solid var(--line-strong);
}
.lang-opt {
	padding: 4px 11px;
	font-family: var(--mono);
	font-size: 12px;
	letter-spacing: 0.03em;
	text-decoration: none;
	color: var(--muted);
	transition: background-color 0.15s ease, color 0.15s ease;
}
.lang-opt + .lang-opt { border-left: 1px solid var(--line-strong); }
.lang-opt:hover { color: var(--text); }
.lang-opt.is-active {
	background: var(--text);
	color: var(--bg);
}
.lang-opt.is-active:hover { color: var(--bg); }

/* ---- Hero ---- */
.hero {
	padding-block: 64px 44px;
	border-bottom: 1px solid var(--line);
}
.eyebrow {
	margin: 0 0 20px;
	font-family: var(--mono);
	font-size: 12px;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--muted);
}
.hero h1 {
	margin: 0 0 20px;
	font-size: 2.3rem;
	line-height: 1.18;
	letter-spacing: -0.02em;
	font-weight: 680;
}
.lede {
	margin: 0 0 32px;
	max-width: 52ch;
	font-size: 1.05rem;
	color: var(--muted);
}
.lede strong { color: var(--text); font-weight: 600; }

.cta-row {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}
.btn {
	display: inline-flex;
	align-items: center;
	padding: 11px 22px;
	border-radius: 0;
	text-decoration: none;
	font-size: 15px;
	font-weight: 500;
	border: 1px solid var(--line-strong);
	transition: background .12s linear, color .12s linear;
}
.btn-primary {
	background: var(--text);
	color: var(--bg);
}
.btn-primary:hover { background: transparent; color: var(--text); }
.btn-ghost {
	background: transparent;
	color: var(--text);
}
.btn-ghost:hover { background: var(--text); color: var(--bg); }

/* ---- Blocks ---- */
.block {
	padding-block: 44px;
	border-bottom: 1px solid var(--line);
}
.block-head { margin-bottom: 24px; }
.block h2 {
	margin: 0 0 6px;
	font-size: 0.82rem;
	font-family: var(--mono);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--muted);
}
.muted { color: var(--muted); margin: 0; }

.prose {
	max-width: 58ch;
	color: var(--text);
	margin: 0;
}

/* ---- Work list (flat, hairline-separated) ---- */
.grid {
	list-style: none;
	margin: 0;
	padding: 0;
	border-top: 1px solid var(--line);
}
.card {
	border-bottom: 1px solid var(--line);
	padding: 20px 0;
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 6px 20px;
	align-items: baseline;
}
.card h3 {
	margin: 0;
	font-size: 1.05rem;
	font-weight: 600;
	grid-column: 1;
}
.card p {
	margin: 0;
	color: var(--muted);
	font-size: 0.95rem;
	grid-column: 1;
	max-width: 52ch;
}
.tag {
	grid-column: 2;
	grid-row: 1;
	font-family: var(--mono);
	font-size: 12px;
	color: var(--muted);
	white-space: nowrap;
}
.card-link {
	grid-column: 1;
	margin-top: 2px;
	font-family: var(--mono);
	font-size: 12.5px;
	color: var(--muted);
	text-decoration: underline;
	text-underline-offset: 3px;
}
.card-link:hover,
.card-link:focus-visible { color: var(--accent); }
.note {
	margin: 20px 0 0;
	font-size: 13px;
	color: var(--muted);
}
.note code,
.prose code {
	font-family: var(--mono);
	font-size: 0.85em;
	background: var(--field);
	padding: 2px 6px;
}

.links {
	list-style: none;
	margin: 14px 0 0;
	padding: 0;
}
.links a {
	color: var(--text);
	text-decoration: underline;
	text-underline-offset: 3px;
	font-family: var(--mono);
	font-size: 0.95rem;
}
.links a:hover { color: var(--accent); }

/* ---- Footer ---- */
.site-foot {
	display: flex;
	align-items: center;
	gap: 10px;
	padding-block: 32px 48px;
	color: var(--muted);
	font-size: 13px;
	font-family: var(--mono);
}
.dot { opacity: .5; }

/* ---- a11y ---- */
:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
	* { transition: none !important; scroll-behavior: auto !important; }
}

@media (max-width: 480px) {
	body { font-size: 16px; }
	.hero h1 { font-size: 1.95rem; }
	.card { grid-template-columns: 1fr; }
	.tag { grid-column: 1; grid-row: auto; }
}