:root {
	--paper: #f3f0e8;
	--surface: #ebe7dc;
	--ink: #1b1a17;
	--muted: #6b675e;
	--rule: #d6cfbf;
	--accent: #b8400e;

	--serif: "Newsreader", Georgia, "Times New Roman", serif;
	--sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
	--mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

	--side-w: 15rem;
	--bar-h: 0px;
}

@media (prefers-color-scheme: dark) {
	:root {
		--paper: #141311;
		--surface: #1c1b18;
		--ink: #ece7dc;
		--muted: #9a948a;
		--rule: #2e2b26;
		--accent: #f0804a;
	}
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-padding-top: var(--bar-h); }

body {
	margin: 0;
	background: var(--paper);
	color: var(--ink);
	font: 400 1.0625rem/1.65 var(--sans);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

::selection { background: var(--accent); color: var(--paper); }

img { display: block; max-width: 100%; height: auto; }

a {
	color: inherit;
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.22em;
	text-decoration-color: var(--rule);
	transition: color 0.15s, text-decoration-color 0.15s;
}
a:hover { color: var(--accent); text-decoration-color: currentColor; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.skip {
	position: absolute;
	left: -999px;
	top: 0.5rem;
	background: var(--ink);
	color: var(--paper);
	padding: 0.4rem 0.8rem;
	z-index: 10;
}
.skip:focus { left: 0.5rem; }

/* Layout: fixed index column + scrolling content */
.shell {
	display: grid;
	grid-template-columns: var(--side-w) minmax(0, 1fr);
	gap: clamp(2.5rem, 6vw, 6rem);
	max-width: 74rem;
	margin: 0 auto;
	padding-inline: clamp(1rem, 4vw, 3rem);
}

.side {
	position: sticky;
	top: 0;
	height: 100vh;
	height: 100dvh;
	padding-block: 3rem;
	display: flex;
	flex-direction: column;
	gap: 3rem;
}

.name {
	font: 500 1.6rem/1.1 var(--serif);
	text-decoration: none;
	letter-spacing: -0.01em;
}
.tagline {
	margin: 0.5rem 0 0;
	color: var(--muted);
	font-size: 0.95rem;
}

.nav, .side-links, .contact-links { list-style: none; margin: 0; padding: 0; }

.nav a {
	display: flex;
	align-items: baseline;
	gap: 0.9rem;
	padding-block: 0.3rem;
	font: 400 0.8rem/1.4 var(--mono);
	letter-spacing: 0.06em;
	text-transform: uppercase;
	text-decoration: none;
	color: var(--muted);
}
.nav a span { font-size: 0.7rem; }
.nav a::after {
	content: "";
	flex: none;
	align-self: center;
	width: 0;
	height: 1px;
	background: var(--accent);
	transition: width 0.25s ease;
}
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"] span { color: var(--accent); }
.nav a[aria-current="page"]::after { width: 2rem; }

.side-links {
	margin-top: auto;
	font: 400 0.8rem/1.9 var(--mono);
}
.side-links a { text-decoration: none; color: var(--muted); }
.side-links a:hover { color: var(--accent); }

/* Sections */
main { min-width: 0; }

main > section {
	padding-block: clamp(4rem, 10vh, 7rem);
	border-top: 1px solid var(--rule);
}
main > section:first-child { border-top: 0; }

.label {
	display: flex;
	gap: 1rem;
	margin: 0 0 3rem;
	font: 500 0.75rem/1 var(--mono);
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--muted);
}
.label span { color: var(--accent); }

h3, h4 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; }

.section-note { margin: -1.5rem 0 3rem; color: var(--muted); }

/* Intro */
.intro {
	min-height: 100vh;
	min-height: 100dvh;
	display: flex;
	flex-direction: column;
	justify-content: center;
}
.intro-grid {
	display: grid;
	grid-template-columns: minmax(0, 36rem) 11rem;
	gap: clamp(2rem, 5vw, 4rem);
	align-items: start;
}
.greeting {
	margin: 0 0 1.5rem;
	font: 400 clamp(2.6rem, 5.5vw, 4.2rem)/1 var(--serif);
	letter-spacing: -0.025em;
}
.intro-text p { margin: 0 0 1.1rem; font: 400 clamp(1.15rem, 1.6vw, 1.3rem)/1.55 var(--serif); }
.intro-text p:last-child { margin-bottom: 0; }
.portrait {
	width: 100%;
	aspect-ratio: 1;
	object-fit: cover;
	margin-top: 0.75rem;
	filter: grayscale(1) contrast(1.05);
	border: 1px solid var(--rule);
}

.toolkit { margin: 4rem 0 0; display: grid; }
.toolkit div {
	display: grid;
	grid-template-columns: 7rem 1fr;
	gap: 1.5rem;
	padding-block: 0.7rem;
	border-top: 1px solid var(--rule);
}
.toolkit div:last-child { border-bottom: 1px solid var(--rule); }
dt {
	font: 400 0.75rem/1.9 var(--mono);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--muted);
}
dd { margin: 0; }

/* Work */
.company + .company { margin-top: 4rem; }
.company-head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.25rem 1.5rem;
	padding-bottom: 1rem;
	border-bottom: 1px solid var(--ink);
}
.company-head h3 { margin: 0; font-size: clamp(1.6rem, 2.6vw, 2.1rem); line-height: 1.1; }
.company-head p, .when, .stack, .colophon {
	margin: 0;
	font: 400 0.75rem/1.6 var(--mono);
	letter-spacing: 0.04em;
	color: var(--muted);
}

.role {
	display: grid;
	grid-template-columns: 10rem minmax(0, 1fr);
	gap: 1.5rem;
	padding-block: 1.4rem;
	border-bottom: 1px solid var(--rule);
}
.role .when { padding-top: 0.35rem; }
.role h4 { margin: 0; font-size: 1.3rem; line-height: 1.3; }
.role ul { margin: 0.6rem 0 0; padding-left: 1.1rem; }
.role li { margin-block: 0.25rem; }
.role li::marker { color: var(--muted); }

/* Projects */
.project {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
	gap: clamp(1.5rem, 4vw, 3rem);
	align-items: start;
	padding-block: 2.5rem;
	border-top: 1px solid var(--rule);
}
.project:last-child { border-bottom: 1px solid var(--rule); }
.project h3 { margin: 0 0 0.8rem; font-size: clamp(1.6rem, 2.6vw, 2.1rem); line-height: 1.1; }
.project-text > p:not([class]) { margin: 0 0 1rem; }
.stack { margin-bottom: 1rem; }
.links { margin: 0; display: flex; flex-wrap: wrap; gap: 1.5rem; font: 500 0.85rem/1.6 var(--mono); }

figure {
	margin: 0;
	padding: 0.6rem;
	background: var(--surface);
	border: 1px solid var(--rule);
}
figure img { width: 100%; }

/* Contact */
.contact-line { margin: 0 0 0.75rem; color: var(--muted); }
.contact-mail {
	margin: 0 0 2.5rem;
	font: 400 clamp(1.8rem, 4.4vw, 3.4rem)/1.1 var(--serif);
	letter-spacing: -0.02em;
	overflow-wrap: anywhere;
}
.contact-mail a { text-decoration-color: var(--accent); text-decoration-thickness: 2px; }
.contact-links {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 2rem;
	font: 500 0.85rem/1.6 var(--mono);
}
.colophon { margin-top: 6rem; }

/* Narrow screens: index column becomes a top bar */
@media (max-width: 860px) {
	:root { --bar-h: 6.25rem; }

	.shell { display: block; }

	.side {
		position: sticky;
		top: 0;
		z-index: 5;
		height: auto;
		margin-inline: calc(-1 * clamp(1rem, 4vw, 3rem));
		padding: 1rem clamp(1rem, 4vw, 3rem) 0.25rem;
		gap: 0.6rem;
		background: var(--paper);
		border-bottom: 1px solid var(--rule);
	}
	.name { font-size: 1.3rem; }
	.tagline, .side-links { display: none; }

	.nav {
		display: flex;
		gap: 1.25rem;
		overflow-x: auto;
		scrollbar-width: none;
	}
	.nav::-webkit-scrollbar { display: none; }
	.nav a { flex-direction: column; gap: 0.1rem; padding-block: 0.4rem 0.6rem; white-space: nowrap; }
	.nav a::after { width: 100%; height: 2px; background: transparent; }
	.nav a[aria-current="page"]::after { width: 100%; background: var(--accent); }

	.intro { min-height: 0; padding-top: 3rem; }
	.intro-grid { grid-template-columns: 1fr; gap: 1.5rem; }
	.portrait { order: -1; width: 7rem; margin-top: 0; }
}

@media (max-width: 600px) {
	body { font-size: 1rem; }
	.role, .toolkit div { grid-template-columns: 1fr; gap: 0.25rem; }
	.project { grid-template-columns: 1fr; }
	.project figure { order: -1; }
}

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