:root {
	--bg: #f7f6f3;
	--surface: #ffffff;
	--ink: #2f3437;
	--ink-soft: #67665f;
	--line: #e7e6e2;
	--accent-bg: #edf3ec;
	--accent-ink: #346538;
	--err-bg: #fdebec;
	--err-ink: #9f2f2d;
	--serif: 'Newsreader', Georgia, 'Times New Roman', serif;
	--sans: 'Instrument Sans', 'Helvetica Neue', Arial, sans-serif;
	--mono: 'JetBrains Mono', 'SF Mono', ui-monospace, monospace;
	--maxw: 64rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--sans);
	font-size: 17px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

.ambient {
	position: fixed;
	inset: -10%;
	z-index: 0;
	pointer-events: none;
	background:
		radial-gradient(40rem 30rem at 80% -10%, rgba(52, 101, 56, 0.05), transparent 70%),
		radial-gradient(34rem 28rem at 5% 10%, rgba(149, 100, 0, 0.04), transparent 70%);
	will-change: transform;
	animation: drift 26s ease-in-out infinite alternate;
}
@keyframes drift {
	from { transform: translate3d(0, 0, 0) scale(1); }
	to   { transform: translate3d(-2.5%, 2%, 0) scale(1.07); }
}

main, .site-head, .site-foot { position: relative; z-index: 1; }

a { color: inherit; text-decoration: none; }

/* ---------- focus (keyboard a11y) ---------- */
a:focus-visible,
.btn:focus-visible,
.field input:focus-visible,
.field textarea:focus-visible {
	outline: 2px solid var(--ink);
	outline-offset: 3px;
	border-radius: 4px;
}

/* ---------- header ---------- */
.site-head {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 2rem 1.75rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.wordmark {
	font-family: var(--serif);
	font-size: 1.35rem;
	letter-spacing: -0.02em;
	transition: opacity 0.2s ease;
}
.wordmark:hover { opacity: 0.65; }

.nav-link {
	font-size: 0.9rem;
	color: var(--ink-soft);
	border-bottom: 1px solid transparent;
	transition: color 0.2s ease, border-color 0.2s ease;
}
.nav-link:hover { color: var(--ink); border-color: var(--ink); }

/* ---------- shared layout ---------- */
main {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 0 1.75rem;
}

.eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 0.85rem;
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--ink-soft);
	margin: 0 0 1.25rem;
}
.eyebrow::before {
	content: "";
	width: 1.6rem;
	height: 1px;
	background: currentColor;
	opacity: 0.55;
}

/* ---------- hero ---------- */
.hero {
	padding: 5rem 0 6rem;
	max-width: 52rem;
}

.hero-title {
	font-family: var(--serif);
	font-weight: 400;
	font-size: clamp(2.1rem, 6.5vw, 4.6rem);
	line-height: 1.06;
	letter-spacing: -0.025em;
	margin: 0;
	overflow-wrap: break-word;
	hyphens: auto;
}
.hero-title em {
	font-style: italic;
	color: var(--ink-soft);
}

.hero-sub {
	margin: 1.75rem 0 0;
	font-size: 1.1rem;
	color: var(--ink-soft);
	max-width: 32rem;
}

/* ---------- button ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	background: var(--ink);
	color: #fff;
	font-size: 0.95rem;
	padding: 0.8rem 1.5rem;
	border: 0;
	border-radius: 5px;
	cursor: pointer;
	font-family: var(--sans);
	transition: background 0.2s ease, transform 0.1s ease;
}
.btn:hover { background: #111; }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn-arrow {
	display: inline-block;
	transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ---------- capabilities ---------- */
.capabilities {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0;
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	padding: 3.5rem 0;
}
.cap {
	padding: 0 2rem;
	border-right: 1px solid var(--line);
	transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.cap:last-child { border-right: 0; }
.cap:first-child { padding-left: 0; }
.cap:hover { transform: translateY(-4px); }

.cap-num {
	font-family: var(--mono);
	font-size: 0.72rem;
	color: var(--ink-soft);
	letter-spacing: 0.1em;
	transition: color 0.25s ease;
}
.cap:hover .cap-num { color: var(--ink); }
.cap-title {
	font-family: var(--serif);
	font-weight: 400;
	font-size: 1.5rem;
	letter-spacing: -0.02em;
	margin: 0.6rem 0 0.5rem;
}
.cap-text {
	margin: 0;
	font-size: 0.95rem;
	color: var(--ink-soft);
}

/* ---------- contact ---------- */
.contact {
	padding: 5rem 0;
	border-top: 1px solid var(--line);
}
.contact .eyebrow { margin-bottom: 2.5rem; }

.form {
	display: flex;
	flex-direction: column;
	gap: 1.75rem;
	width: 100%;
}
.field-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.75rem;
}
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label {
	font-size: 0.82rem;
	letter-spacing: 0.02em;
	color: var(--ink-soft);
	transition: color 0.2s ease;
}
.field:focus-within label { color: var(--ink); }
.field input,
.field textarea {
	font-family: var(--sans);
	font-size: 1rem;
	color: var(--ink);
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 6px;
	padding: 0.8rem 0.9rem;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	resize: vertical;
}
.field input:focus,
.field textarea:focus {
	outline: 0;
	border-color: var(--ink);
	box-shadow: 0 0 0 3px rgba(47, 52, 55, 0.06);
}

.hp {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	opacity: 0;
}

.form-foot {
	display: flex;
	align-items: center;
	gap: 1.25rem;
	flex-wrap: wrap;
}
.form-status {
	margin: 0;
	font-size: 0.9rem;
	color: var(--ink-soft);
}
.form-status.ok { color: var(--accent-ink); }
.form-status.err { color: var(--err-ink); }

/* ---------- footer ---------- */
.site-foot {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 2.5rem 1.75rem 3.5rem;
	border-top: 1px solid var(--line);
	font-size: 0.88rem;
	color: var(--ink-soft);
}

/* ---------- reveal animation ---------- */
.reveal {
	opacity: 0;
	transform: translateY(12px);
}
.reveal.in {
	opacity: 1;
	transform: none;
	transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
		transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
	transition-delay: calc(var(--i, 0) * 80ms);
}
@media (prefers-reduced-motion: reduce) {
	.reveal { opacity: 1; transform: none; }
	.ambient { animation: none; }
	html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */
@media (max-width: 760px) {
	body { font-size: 16px; }
	.hero { padding: 3rem 0 4rem; }
	.capabilities { grid-template-columns: 1fr; padding: 1rem 0; }
	.cap {
		padding: 2rem 0;
		border-right: 0;
		border-bottom: 1px solid var(--line);
	}
	.cap:last-child { border-bottom: 0; }
	.cap:hover { transform: none; }
	.field-row { grid-template-columns: 1fr; gap: 1.75rem; }
	.contact { padding: 4rem 0; }
	.site-head { padding: 1.5rem 1.25rem; }
	main { padding: 0 1.25rem; }
	.site-foot {
		flex-direction: column;
		gap: 0.75rem;
		align-items: flex-start;
		padding: 2rem 1.25rem 3rem;
	}
}