* {
	box-sizing: border-box;
}

:root {
	--bg: #f3f2ef;
	--ink: #1e2734;
	--muted: #556274;
	--line: rgba(49, 72, 98, 0.2);
	--accent: #d94f2a;
	--accent-soft: rgba(217, 79, 42, 0.14);
	--accent-warm: #9b5b2e;
	--surface: rgba(255, 255, 255, 0.88);
	--surface-strong: rgba(255, 255, 255, 0.95);
	--radius: 16px;
}

body {
	margin: 0;
	font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
	background: var(--bg);
	color: var(--ink);
	line-height: 1.78;
	font-size: 1.04rem;
	overflow-x: hidden;
}

.bg-layer {
	position: fixed;
	inset: 0;
	z-index: -2;
	background: #f3f2ef;
}

.bg-layer::after {
	content: "";
	position: absolute;
	inset: 0;
	background: rgba(243, 242, 239, 0.75);
}

main,
.site-footer {
	width: min(900px, 92vw);
	margin-inline: auto;
}

.site-header {
	width: 100%;
	margin-inline: 0;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 4vw;
	position: sticky;
	top: 0;
	z-index: 8;
	backdrop-filter: blur(10px);
	background: rgba(243, 242, 239, 0.92);
	border-bottom: 1px solid rgba(31, 40, 51, 0.1);
}

.logo {
	font-family: "DM Serif Display", "Times New Roman", serif;
	font-weight: 400;
	font-size: clamp(1.4rem, 2.2vw, 1.75rem);
	letter-spacing: 0;
	line-height: 1;
	color: #131b26;
	text-decoration: none;
}

nav {
	display: flex;
	gap: 1rem;
	flex-wrap: wrap;
}

nav a {
	text-decoration: none;
	color: var(--muted);
	font-weight: 500;
	font-size: 0.95rem;
	padding: 0.25rem 0.4rem;
	border-radius: 999px;
	transition: 0.2s ease;
}

nav a:hover {
	background: rgba(217, 79, 42, 0.12);
	color: var(--ink);
}

main {
	display: grid;
	gap: 2.2rem;
	padding: 1.3rem 0 3rem;
}

section[id] {
	scroll-margin-top: 6.25rem;
}

.panel {
	padding: 0.8rem 1.05rem 1rem;
	border: 1px solid rgba(49, 72, 98, 0.12);
	border-radius: 12px;
	background: var(--surface);
	box-shadow: 0 12px 30px rgba(30, 45, 67, 0.09);
	animation: rise-in 550ms ease both;
}

.hero.panel {
	background: var(--surface-strong);
	width: calc(100% + 3.4rem);
	margin-left: -1.7rem;
	margin-right: -1.7rem;
}

.panel h2 {
	display: flex;
	align-items: center;
	gap: 0.7rem;
}

.panel h2::after {
	content: "";
	flex: 1;
	height: 1px;
	background: rgba(217, 79, 42, 0.45);
}

.hero {
	padding-top: 0.4rem;
}

.label {
	font-family: "DM Serif Display", "Times New Roman", serif;
	letter-spacing: 0.02em;
	font-size: 0.9rem;
	text-transform: uppercase;
	color: var(--accent);
	margin: 0;
}

.label .name-emphasis {
	color: #131b26;
	font-weight: 400;
}

.top-id {
	letter-spacing: 0.03em;
}

h1,
h2,
h3 {
	margin-top: 0;
	line-height: 1.2;
}

h1 {
	font-family: "DM Serif Display", "Times New Roman", serif;
	font-size: clamp(2rem, 5.4vw, 3.2rem);
	margin-bottom: 0.75rem;
	letter-spacing: 0.01em;
}

h2,
h3 {
	font-family: "DM Serif Display", "Times New Roman", serif;
	letter-spacing: 0.01em;
}

h2 {
	font-size: clamp(1.25rem, 2.6vw, 1.8rem);
	margin-bottom: 0.5rem;
}

h3 {
	margin-bottom: 0.2rem;
}

.lead,
.section-intro {
	color: var(--muted);
	max-width: 62ch;
}

.hero .lead {
	max-width: none;
}

.bio-line {
	display: block;
	white-space: nowrap;
}

.panel p {
	max-width: 68ch;
}

.quick-stats {
	list-style: none;
	padding: 0;
	margin: 1.15rem 0 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
	gap: 0.5rem;
}

.quick-stats li {
	padding: 0.55rem 0;
	display: grid;
	gap: 0.2rem;
	border-bottom: 1px dashed rgba(181, 201, 223, 0.2);
}

.quick-stats span {
	font-size: 0.78rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--accent);
}

.timeline {
	--line-left: 0.37rem;
	--line-width: 2px;
	--marker-size: 0.72rem;
	--timeline-pad: 1.7rem;
	position: relative;
	display: flex;
	flex-direction: column-reverse;
	gap: 1.2rem;
	margin-top: 1rem;
	padding: 0.4rem 0 0.6rem var(--timeline-pad);
}

.timeline::before {
	content: "";
	position: absolute;
	left: var(--line-left);
	top: 0;
	bottom: 0;
	width: var(--line-width);
	background: var(--accent);
}

.timeline::after {
	content: "";
	position: absolute;
	left: 0;
	top: -0.1rem;
	width: 0;
	height: 0;
	border-left: 0.45rem solid transparent;
	border-right: 0.45rem solid transparent;
	border-bottom: 0.68rem solid var(--accent);
}

.timeline article {
	position: relative;
	padding-left: 1.1rem;
	padding-top: 0.1rem;
	padding-bottom: 0.15rem;
}

.timeline article > p {
	margin-top: 0;
}

.timeline article::before {
	content: "";
	position: absolute;
	left: calc((var(--line-left) + (var(--line-width) / 2)) - var(--timeline-pad) - (var(--marker-size) / 2));
	top: 0.44rem;
	width: var(--marker-size);
	height: var(--marker-size);
	box-sizing: border-box;
	border-radius: 999px;
	background: var(--bg);
	border: 2px solid var(--accent);
}

.year {
	margin: 0 0 0.2rem;
	font-weight: 700;
	font-size: 0.88rem;
	color: var(--accent-warm);
	letter-spacing: 0.03em;
}

.meta {
	margin: 0;
	color: var(--muted);
	font-size: 0.92rem;
}

.role-stack {
	margin-top: 0.6rem;
	padding-left: 0.9rem;
	border-left: 1px solid rgba(62, 82, 102, 0.22);
	background: rgba(217, 79, 42, 0.08);
	padding-top: 0.3rem;
	padding-bottom: 0.35rem;
	display: grid;
	gap: 0.55rem;
}

.role-item p {
	margin-top: 0;
	margin-bottom: 0;
}

.role-item .meta {
	margin-bottom: 0.18rem;
}

.section-head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1rem;
	flex-wrap: wrap;
}

.text-link {
	color: var(--accent);
	text-decoration: none;
	font-weight: 600;
}

.project-filter {
	display: flex;
	gap: 0.5rem;
	flex-wrap: wrap;
	margin-top: 0.7rem;
}

.filter-chip {
	border: 1px solid rgba(49, 72, 98, 0.24);
	background: rgba(255, 255, 255, 0.82);
	color: var(--ink);
	font: inherit;
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	padding: 0.26rem 0.62rem;
	border-radius: 999px;
	cursor: pointer;
	transition: 0.2s ease;
}

.filter-chip:hover {
	border-color: rgba(217, 79, 42, 0.42);
	background: rgba(217, 79, 42, 0.09);
}

.filter-chip.is-active {
	background: var(--accent);
	border-color: var(--accent);
	color: #fff;
}

.projects-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.5rem;
	margin-top: 0.9rem;
}

.project-card {
	background: transparent;
	border: 0;
	border-left: 2px solid rgba(217, 79, 42, 0.4);
	padding: 0.35rem 0 0.55rem 1rem;
	display: grid;
	gap: 0.42rem;
}

.project-card[hidden] {
	display: none;
}

.compact-copy {
	display: grid;
	gap: 0.12rem;
}

.compact-copy p {
	margin: 0;
}

.project-tags {
	display: flex;
	gap: 0.42rem;
	flex-wrap: wrap;
}

.tag {
	margin: 0;
	display: inline-block;
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	background: var(--accent-soft);
	padding: 0.24rem 0.45rem;
	border-radius: 999px;
	width: fit-content;
}

.tag-type {
	background: rgba(34, 87, 122, 0.12);
	color: #1f4d69;
}

.project-links {
	display: flex;
	gap: 0.75rem;
	flex-wrap: wrap;
	margin-top: 0.25rem;
}

.project-links a {
	text-decoration: none;
	color: var(--accent);
	font-weight: 600;
	font-size: 0.9rem;
	border: 1px solid rgba(217, 79, 42, 0.38);
	border-radius: 999px;
	padding: 0.22rem 0.58rem;
	transition: background 0.2s ease;
}

.project-links a:hover {
	background: rgba(217, 79, 42, 0.1);
}

.project-links a:hover,
.text-link:hover,
.site-footer a:hover {
	text-decoration: underline;
}

.contact-title-link {
	color: inherit;
	text-decoration: none;
}

.contact-title-link:hover {
	text-decoration: underline;
}

.site-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	padding: 0.5rem 0 2rem;
	flex-wrap: wrap;
	color: var(--muted);
}

.site-footer p {
	margin: 0;
}

.site-footer a {
	color: var(--ink);
	text-decoration: none;
	font-weight: 600;
}

@keyframes rise-in {
	from {
		opacity: 0;
		transform: translateY(10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.panel:nth-child(2) {
	animation-delay: 80ms;
}

.panel:nth-child(3) {
	animation-delay: 160ms;
}

.panel:nth-child(4) {
	animation-delay: 240ms;
}

@media (max-width: 720px) {
	.site-header {
		position: static;
		padding-top: 1rem;
	}

	nav {
		gap: 0.45rem;
	}

	nav a {
		background: rgba(31, 40, 51, 0.06);
	}

	.site-footer {
		padding-bottom: 1.3rem;
	}

	.hero.panel {
		width: 100%;
		margin-left: 0;
		margin-right: 0;
	}

	.bio-line {
		white-space: normal;
	}

	.timeline {
		--timeline-pad: 1.5rem;
		padding-left: var(--timeline-pad);
	}
}