/* ── Material Design 3 tokens ───────────────────── */
:root {
	/* M3 teal primary scheme (mapped to legacy vars) */
	--md-primary: #006a6a;
	--md-on-primary: #ffffff;
	--md-primary-container: #6ff7f6;
	--md-on-primary-container: #002020;
	--md-secondary: #4a6361;
	--md-secondary-container: #cce8e6;
	--md-on-secondary-container: #051f1f;
	--md-tertiary: #4b5c92;
	--md-tertiary-container: #dce1ff;
	--md-on-tertiary-container: #041949;
	--md-surface: #f4fbf9;
	--md-surface-dim: #d5dbd9;
	--md-surface-container-low: #eff5f3;
	--md-surface-container: #e9efed;
	--md-surface-container-high: #e3e9e7;
	--md-surface-container-highest: #dde4e2;
	--md-surface-chip: var(--md-surface-container-high);
	--md-on-surface-chip: var(--md-on-surface);
	--md-on-surface: #161d1c;
	--md-on-surface-variant: #3f4948;
	--md-outline: #6f7978;
	--md-outline-variant: #bec9c7;

	--bg: var(--md-surface);
	--bg2: var(--md-surface-container);
	--surface: #ffffff;
	--surface2: var(--md-surface-container-low);
	--border: color-mix(in srgb, var(--md-outline-variant) 65%, transparent);
	--border-hi: var(--md-outline-variant);
	--text: var(--md-on-surface);
	--muted: var(--md-on-surface-variant);
	--subtle: var(--md-outline);
	--accent: var(--md-primary);
	--accent-hover: #004f4f;
	--accent-muted: var(--md-primary-container);
	--accent2: var(--md-tertiary);
	--accent2-muted: var(--md-tertiary-container);
	--on-accent-muted: var(--md-on-primary-container);
	--focus-ring: 0 0 0 3px color-mix(in srgb, var(--md-primary) 35%, transparent);
	--elevation-1: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 3px 1px rgba(0, 0, 0, 0.15);
	--elevation-2: 0 1px 2px rgba(0, 0, 0, 0.3), 0 2px 6px 2px rgba(0, 0, 0, 0.15);
	--elevation-3: 0 4px 8px 3px rgba(0, 0, 0, 0.15), 0 1px 3px rgba(0, 0, 0, 0.3);
	--shadow-sm: var(--elevation-1);
	--shadow-md: var(--elevation-2);
	--shadow-lg: var(--elevation-3);
	--radius-xs: 4px;
	--radius: 12px;
	--radius-lg: 16px;
	--radius-xl: 28px;
	--radius-full: 9999px;
	--max-w: 64rem;
	--font-sans: "Roboto", "Roboto Flex", system-ui, sans-serif;
	--font-display: "Roboto", "Roboto Flex", system-ui, sans-serif;
	--font-mono: "Roboto", system-ui, sans-serif;
	--label-tracking: 0.05em;
}

html.dark {
	--md-primary: #4cdada;
	--md-on-primary: #003737;
	--md-primary-container: #004f4f;
	--md-on-primary-container: #6ff7f6;
	--md-secondary-container: #334b49;
	--md-on-secondary-container: #cce8e6;
	--md-tertiary: #b8c5ff;
	--md-tertiary-container: #334478;
	--md-on-tertiary-container: #dce1ff;
	--md-surface: #0e1514;
	--md-surface-container-low: #1a2120;
	--md-surface-container: #1e2524;
	--md-surface-container-high: #292f2e;
	--md-surface-container-highest: #343a39;
	--md-surface-chip: #3a4241;
	--md-on-surface-chip: #e3e9e7;
	--md-on-surface: #dde4e2;
	--md-on-surface-variant: #bec9c7;
	--md-outline: #889392;
	--md-outline-variant: #3f4948;

	--bg: var(--md-surface);
	--bg2: var(--md-surface-container);
	--surface: var(--md-surface-container-low);
	--surface2: var(--md-surface-container);
	--border: color-mix(in srgb, var(--md-outline-variant) 40%, transparent);
	--text: var(--md-on-surface);
	--muted: var(--md-on-surface-variant);
	--subtle: var(--md-outline);
	--accent: var(--md-primary);
	--accent-hover: #7ae8e8;
	--accent-muted: var(--md-primary-container);
	--accent2: var(--md-tertiary);
	--accent2-muted: var(--md-tertiary-container);
	--on-accent-muted: var(--md-on-primary-container);
}

.material-symbols-outlined {
	font-family: "Material Symbols Outlined";
	font-weight: normal;
	font-style: normal;
	font-size: 1.25rem;
	line-height: 1;
	letter-spacing: normal;
	text-transform: none;
	display: inline-block;
	white-space: nowrap;
	word-wrap: normal;
	direction: ltr;
	-webkit-font-smoothing: antialiased;
	font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
}

/* ── Reset & base ──────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}
body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.5;
	letter-spacing: 0.01em;
	color: var(--muted);
	background: var(--bg);
	-webkit-font-smoothing: antialiased;
}
body.m3 {
	background: linear-gradient(180deg, var(--md-surface) 0%, var(--md-surface-container-low) 40%, var(--md-surface) 100%);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
:focus-visible {
	outline: none;
	box-shadow: var(--focus-ring);
}
.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 200;
	padding: 0.75rem 1.25rem;
	background: var(--md-primary);
	color: var(--md-on-primary);
	font-weight: 500;
	border-radius: var(--radius-full);
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ── Layout ────────────────────────────────────── */
.page { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem 6rem; }
@media (min-width: 640px) { .page { padding-left: 2.5rem; padding-right: 2.5rem; } }

/* ── Scroll progress ───────────────────────────── */
.scroll-progress {
	position: fixed;
	top: 0;
	left: 0;
	height: 3px;
	width: 0%;
	background: var(--md-primary);
	z-index: 60;
}

/* ── Navigation ────────────────────────────────── */
.nav-desktop {
	display: none;
	position: fixed;
	top: 1.25rem;
	left: 50%;
	transform: translateX(-50%) translateY(-120%);
	z-index: 40;
	opacity: 0;
	transition: transform 0.4s ease, opacity 0.4s ease;
}
@media (min-width: 1024px) {
	.nav-desktop { display: block; }
}
.nav-desktop.is-visible {
	transform: translateX(-50%) translateY(0);
	opacity: 1;
}
.nav-pill {
	display: flex;
	align-items: center;
	gap: 0.25rem;
	padding: 0.35rem 0.5rem;
	background: color-mix(in srgb, var(--md-surface-container) 92%, transparent);
	backdrop-filter: blur(16px);
	border: none;
	border-radius: var(--radius-full);
	box-shadow: var(--elevation-2);
}
.nav-link {
	font-family: var(--font-sans);
	font-size: 0.8125rem;
	font-weight: 500;
	letter-spacing: 0.01em;
	text-transform: none;
	color: var(--md-on-surface-variant);
	padding: 0.5rem 0.85rem;
	border-radius: var(--radius-full);
	transition: background 0.2s, color 0.2s;
}
.nav-link:hover {
	color: var(--md-on-surface);
	background: color-mix(in srgb, var(--md-on-surface) 8%, transparent);
}
.nav-link.is-active {
	color: var(--md-on-secondary-container);
	background: var(--md-secondary-container);
}
.nav-divider { width: 1px; height: 12px; background: var(--border-hi); }
.theme-btn {
	display: flex;
	align-items: center;
	gap: 0.25rem;
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: 500;
	color: var(--md-on-surface-variant);
	background: none;
	border: none;
	cursor: pointer;
	padding: 0.5rem 0.65rem;
	border-radius: var(--radius-full);
}
.theme-btn:hover {
	background: color-mix(in srgb, var(--md-on-surface) 8%, transparent);
	color: var(--md-on-surface);
}
.theme-btn .material-symbols-outlined { font-size: 1.125rem; }
.theme-btn .icon-sun { display: none; }
html.dark .theme-btn .icon-moon { display: none; }
html.dark .theme-btn .icon-sun { display: inline-block; }
.theme-btn [data-theme-label] { display: none; text-transform: capitalize; }
@media (min-width: 1200px) {
	.theme-btn [data-theme-label] { display: inline; }
}

.menu-btn {
	position: fixed;
	top: 1rem;
	right: 1rem;
	z-index: 45;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 3rem;
	height: 3rem;
	border-radius: var(--radius-full);
	border: none;
	background: var(--md-surface-container-high);
	color: var(--md-on-surface);
	cursor: pointer;
	box-shadow: var(--elevation-2);
}
.menu-btn:hover { box-shadow: var(--elevation-3); }
body.menu-open .menu-btn { opacity: 0; visibility: hidden; pointer-events: none; }
@media (min-width: 1024px) { .menu-btn { display: none; } }

.mobile-nav {
	position: fixed;
	inset: 0;
	z-index: 50;
	pointer-events: none;
	visibility: hidden;
}
.mobile-nav.is-open {
	pointer-events: auto;
	visibility: visible;
}
.mobile-nav__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, 0.45);
	opacity: 0;
	transition: opacity 0.28s ease;
}
.mobile-nav.is-open .mobile-nav__backdrop { opacity: 1; }
.mobile-nav__panel {
	position: absolute;
	top: 0;
	right: 0;
	display: flex;
	flex-direction: column;
	width: min(100%, 20rem);
	height: 100%;
	max-height: 100dvh;
	background: var(--md-surface-container-low);
	box-shadow: var(--elevation-3);
	transform: translateX(100%);
	transition: transform 0.28s cubic-bezier(0.2, 0, 0, 1);
	overflow: hidden;
}
html.dark .mobile-nav__panel {
	background: var(--md-surface-container);
}
.mobile-nav.is-open .mobile-nav__panel {
	transform: translateX(0);
}
.mobile-nav__header {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
	padding: 1.25rem 1rem 1rem 1.25rem;
	border-bottom: 1px solid var(--border);
	flex-shrink: 0;
}
.mobile-nav__name {
	margin: 0;
	font-size: 0.95rem;
	font-weight: 600;
	line-height: 1.35;
	color: var(--md-on-surface);
}
.mobile-nav__tagline {
	margin: 0.2rem 0 0;
	font-size: 0.75rem;
	font-weight: 500;
	color: var(--md-on-surface-variant);
}
.mobile-nav__close {
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	width: 2.75rem;
	height: 2.75rem;
	border: none;
	border-radius: var(--radius-full);
	background: var(--md-surface-container-high);
	color: var(--md-on-surface);
	cursor: pointer;
	box-shadow: var(--elevation-1);
}
.mobile-nav__close .material-symbols-outlined { font-size: 1.35rem; }
.mobile-nav__links {
	display: flex;
	flex-direction: column;
	flex: 1;
	overflow-y: auto;
	padding: 0.5rem 0.75rem;
	-webkit-overflow-scrolling: touch;
}
.mobile-nav-link {
	display: flex;
	align-items: center;
	min-height: 3rem;
	padding: 0.65rem 1rem;
	font-size: 1rem;
	font-weight: 500;
	color: var(--md-on-surface);
	border-radius: var(--radius-full);
	transition: background 0.15s;
}
.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
	background: color-mix(in srgb, var(--md-on-surface) 8%, transparent);
	color: var(--md-on-surface);
}
.mobile-nav-link:active {
	background: var(--md-secondary-container);
	color: var(--md-on-secondary-container);
}
.mobile-nav__footer {
	flex-shrink: 0;
	padding: 1rem 1.25rem calc(1rem + env(safe-area-inset-bottom, 0px));
	border-top: 1px solid var(--border);
}
.mobile-theme-btn {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	width: 100%;
	min-height: 3rem;
	padding: 0.65rem 1rem;
	font-family: var(--font-sans);
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--md-on-surface);
	background: var(--md-surface-container-high);
	border: 1px solid var(--border);
	border-radius: var(--radius-full);
	cursor: pointer;
}
.mobile-theme-btn .material-symbols-outlined { font-size: 1.25rem; }
.mobile-theme-btn .icon-sun { display: none; }
html.dark .mobile-theme-btn .icon-moon { display: none; }
html.dark .mobile-theme-btn .icon-sun { display: inline-block; }
.mobile-theme-btn__text { text-transform: capitalize; }
@media (prefers-reduced-motion: reduce) {
	.mobile-nav__panel,
	.mobile-nav__backdrop { transition: none; }
}

/* ── Hero ──────────────────────────────────────── */
.hero {
	display: grid;
	grid-template-columns: 1fr;
	gap: 2.5rem;
	align-items: center;
	padding: 4rem 0 3rem;
	min-height: auto;
}
@media (min-width: 768px) {
	.hero {
		grid-template-columns: 1fr minmax(200px, 280px);
		padding: 5rem 0 4rem;
		min-height: 72vh;
	}
}
.hero-badge {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: none;
	color: var(--md-on-primary-container);
	background: var(--md-primary-container);
	padding: 0.35rem 1rem;
	border-radius: var(--radius-full);
	margin-bottom: 1.25rem;
}
.hero-badge-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--md-primary);
	animation: pulse 2s ease infinite;
}
@keyframes pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.4; }
}
@media (prefers-reduced-motion: reduce) {
	.hero-badge-dot { animation: none; }
}
.hero-name {
	font-family: var(--font-display);
	font-size: clamp(2.5rem, 5vw, 3.5rem);
	font-weight: 400;
	line-height: 1.12;
	letter-spacing: -0.01em;
	color: var(--md-on-surface);
	margin: 0 0 0.75rem;
}
.hero-name span { display: block; color: var(--md-primary); font-weight: 500; }
.hero-role {
	font-size: 1.125rem;
	font-weight: 400;
	color: var(--md-on-surface-variant);
	margin: 0 0 1rem;
}
.hero-role em { font-style: normal; color: var(--md-primary); font-weight: 500; }
.hero-bio {
	font-size: 1.05rem;
	line-height: 1.7;
	max-width: 36rem;
	margin: 0 0 1.5rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }
.hero-stats {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 0.75rem;
}
@media (min-width: 480px) { .hero-stats { grid-template-columns: repeat(4, 1fr); } }
.stat-chip {
	padding: 1rem 1.125rem;
	background: var(--md-surface-container-low);
	border: none;
	border-radius: var(--radius-xl);
	box-shadow: var(--elevation-1);
}
.stat-chip.accent-line { background: var(--md-primary-container); }
.stat-chip.accent2-line { background: var(--md-tertiary-container); }
.stat-val {
	font-size: 1.75rem;
	font-weight: 400;
	color: var(--md-on-surface);
	line-height: 1.2;
}
.stat-val.accent { color: var(--md-on-primary-container); }
.stat-val.accent2 { color: var(--md-on-tertiary-container); }
.stat-lbl {
	font-size: 0.6875rem;
	font-weight: 500;
	text-transform: none;
	letter-spacing: var(--label-tracking);
	color: var(--md-on-surface-variant);
	margin-top: 0.35rem;
}
.hero-photo {
	border-radius: var(--radius-xl);
	overflow: hidden;
	border: none;
	box-shadow: var(--elevation-3);
	aspect-ratio: 4/5;
	object-fit: cover;
	width: 100%;
}

/* ── Buttons (M3 filled / outlined) ────────────── */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 2.5rem;
	padding: 0.625rem 1.5rem;
	font-family: var(--font-sans);
	font-size: 0.875rem;
	font-weight: 500;
	letter-spacing: 0.02em;
	border-radius: var(--radius-full);
	border: 1px solid transparent;
	cursor: pointer;
	transition: box-shadow 0.2s, background 0.2s, color 0.2s;
}
.btn-primary {
	background: var(--md-primary);
	color: var(--md-on-primary);
	box-shadow: var(--elevation-1);
}
.btn-primary:hover {
	background: var(--accent-hover);
	color: var(--md-on-primary);
	box-shadow: var(--elevation-2);
}
html.dark .btn-primary:hover { color: var(--md-on-primary); }
.btn-ghost {
	background: transparent;
	color: var(--md-primary);
	border-color: var(--md-outline);
}
.btn-ghost:hover {
	background: color-mix(in srgb, var(--md-primary) 8%, transparent);
	border-color: var(--md-primary);
	color: var(--md-primary);
}

/* ── Sections ──────────────────────────────────── */
.section {
	padding-top: 3.5rem;
	scroll-margin-top: 5rem;
}
.section-header { margin-bottom: 2rem; }
.section-kicker {
	font-size: 0.6875rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: uppercase;
	color: var(--md-primary);
	margin: 0 0 0.5rem;
}
.section-title {
	font-family: var(--font-display);
	font-size: clamp(1.75rem, 3vw, 2rem);
	font-weight: 400;
	color: var(--md-on-surface);
	margin: 0;
	letter-spacing: 0;
}
.section-title a.section-anchor {
	margin-left: 0.35rem;
	font-size: 0.6em;
	color: var(--subtle);
	opacity: 0;
	transition: opacity 0.15s;
	text-decoration: none;
}
.section-header:hover .section-anchor { opacity: 1; }
.section-lead {
	font-size: 1.05rem;
	max-width: 42rem;
	margin: 0.75rem 0 0;
}

.reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
	opacity: 1;
	transform: none;
}

/* ── Cards (M3 elevated surfaces) ──────────────── */
.card {
	background: var(--md-surface-container-low);
	border: none;
	border-radius: var(--radius-xl);
	box-shadow: var(--elevation-1);
	transition: box-shadow 0.25s;
}
.card-hover:hover {
	box-shadow: var(--elevation-3);
}
html.dark .card {
	background: var(--md-surface-container);
}

/* ── About ───────────────────────────────────────── */
.about-grid {
	display: grid;
	gap: 1.5rem;
}
@media (min-width: 768px) {
	.about-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
.about-grid p { margin: 0 0 1rem; }
.about-grid strong { color: var(--text); font-weight: 600; }
.about-grid .hl-accent { color: var(--accent); }
.about-grid .hl-accent2 { color: var(--accent2); }

/* ── Experience ──────────────────────────────────── */
.stack { display: flex; flex-direction: column; gap: 1.25rem; }
.exp-head {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 1.25rem 1.25rem 0;
}
.exp-kicker {
	font-size: 0.6875rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: uppercase;
	color: var(--md-on-primary-container);
	background: var(--md-primary-container);
	padding: 0.25rem 0.65rem;
	border-radius: var(--radius-full);
}
.exp-company {
	font-size: 1.25rem;
	font-weight: 500;
	color: var(--md-on-surface);
	margin: 0;
}
.exp-date {
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--md-on-surface-variant);
}
.exp-body { padding: 0 1.25rem 1.25rem; }
.role-block + .role-block {
	margin-top: 1.25rem;
	padding-top: 1.25rem;
	border-top: 1px solid var(--border);
}
.role-title {
	font-weight: 600;
	color: var(--text);
	font-size: 0.95rem;
}
.role-period {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	color: var(--subtle);
	margin: 0.2rem 0 0.5rem;
}
.pulse-dot {
	display: inline-block;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--accent);
	box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.5);
	animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
	0% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.5); }
	70% { box-shadow: 0 0 0 6px rgba(15, 118, 110, 0); }
	100% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0); }
}
@media (prefers-reduced-motion: reduce) { .pulse-dot { animation: none; } }
.role-bullets {
	margin: 0;
	padding-left: 1.15rem;
	font-size: 0.9rem;
}
.role-bullets li { margin-bottom: 0.35rem; }

/* ── Publications ──────────────────────────────── */
.pub-featured {
	display: grid;
	gap: 1rem;
	margin-bottom: 2rem;
}
@media (min-width: 768px) {
	.pub-featured { grid-template-columns: repeat(3, 1fr); }
}
.pub-featured .card { padding: 1.25rem; }
.pub-featured .pub-title { font-size: 0.95rem; }
.pub-layout {
	display: grid;
	gap: 2rem;
}
@media (min-width: 1024px) {
	.pub-layout { grid-template-columns: 160px 1fr; }
}
.pub-filters { position: sticky; top: 5rem; align-self: start; }
.filter-label {
	font-size: 0.6875rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: uppercase;
	color: var(--md-on-surface-variant);
	margin: 0 0 0.5rem;
}
.filter-group { margin-bottom: 1.25rem; }
.filter-btns { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.filter-btn {
	font-size: 0.8125rem;
	font-weight: 500;
	padding: 0.4rem 1rem;
	border-radius: var(--radius-full);
	border: 1px solid var(--md-outline);
	background: transparent;
	color: var(--md-on-surface-variant);
	cursor: pointer;
	transition: all 0.2s;
}
.filter-btn:hover {
	background: color-mix(in srgb, var(--md-on-surface) 6%, transparent);
	color: var(--md-on-surface);
}
.filter-btn.active {
	background: var(--md-secondary-container);
	border-color: transparent;
	color: var(--md-on-secondary-container);
}
.pub-timeline {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	align-items: flex-end;
	padding: 1rem 0;
	margin-bottom: 1.5rem;
	border-bottom: 1px dashed var(--border);
}
.timeline-year {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.35rem;
}
.timeline-year span {
	font-family: var(--font-mono);
	font-size: 0.65rem;
	color: var(--subtle);
}
.timeline-nodes { display: flex; gap: 0.25rem; }
.timeline-node {
	width: 12px;
	height: 12px;
	border-radius: 3px;
	cursor: pointer;
	transition: transform 0.15s;
}
.timeline-node.journal { background: var(--md-primary); }
.timeline-node.conference { background: var(--md-tertiary); }
.timeline-node:hover { transform: scale(1.2); }
.pub-list { display: flex; flex-direction: column; gap: 0.75rem; }
.publication-card {
	padding: 1.25rem;
	transition: opacity 0.3s, transform 0.3s;
}
.publication-card.is-hiding {
	opacity: 0;
	transform: translateY(-4px);
}
.publication-card.is-hidden { display: none; }
.publication-card.is-highlight {
	outline: 2px solid var(--md-primary);
	outline-offset: 3px;
	box-shadow: var(--elevation-2);
}
.pub-badges { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.pub-badge {
	font-size: 0.6875rem;
	font-weight: 500;
	text-transform: none;
	letter-spacing: var(--label-tracking);
	padding: 0.2rem 0.65rem;
	border-radius: var(--radius-full);
	background: var(--md-primary-container);
	color: var(--md-on-primary-container);
}
.pub-badge.conf {
	background: var(--md-tertiary-container);
	color: var(--md-on-tertiary-container);
}
.pub-badge.oa { background: rgba(34, 197, 94, 0.15); color: #16a34a; }
html.dark .pub-badge.oa { color: #4ade80; }
.pub-yr {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--subtle);
	margin-left: auto;
}
.pub-head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.pub-title {
	font-size: 1.0625rem;
	font-weight: 500;
	color: var(--md-on-surface);
	margin: 0 0 0.35rem;
	line-height: 1.35;
}
.pub-authors, .pub-venue { font-size: 0.85rem; margin: 0 0 0.35rem; }
.pub-links { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 0.75rem; }
.pub-link {
	font-size: 0.875rem;
	font-weight: 500;
}

/* ── Teaching ────────────────────────────────────── */
.teach-stack { display: flex; flex-direction: column; gap: 1.25rem; }
.teach-stack .card { overflow: hidden; }
.teach-head {
	padding: 1rem 1.25rem;
	border-bottom: none;
	background: var(--md-surface-container);
	border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.teach-role {
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: uppercase;
	color: var(--md-primary);
	margin: 0;
}
.teach-scroll { overflow-x: auto; }
.teach-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.85rem;
}
.teach-table th {
	text-align: left;
	font-family: var(--font-mono);
	font-size: 0.65rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--subtle);
	padding: 0.75rem 1rem;
	border-bottom: 1px solid var(--border);
	white-space: nowrap;
}
.teach-table td {
	padding: 1rem;
	border-bottom: 1px solid var(--border);
	vertical-align: top;
	color: var(--muted);
}
.teach-table tr:last-child td { border-bottom: none; }
.teach-title { font-weight: 600; color: var(--text); margin: 0 0 0.2rem; }
.teach-sub { font-size: 0.8rem; color: var(--subtle); margin: 0; }
.teach-courses { display: flex; flex-direction: column; gap: 0.25rem; }
.teach-year {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--accent);
	white-space: nowrap;
}

/* ── Expertise ───────────────────────────────────── */
.expertise-grid {
	display: grid;
	gap: 1.25rem;
}
@media (min-width: 768px) { .expertise-grid { grid-template-columns: repeat(3, 1fr); } }
.skill-card { padding: 1.25rem; }
.skill-card.border-accent { background: var(--md-primary-container); }
.skill-card.border-accent2 { background: var(--md-tertiary-container); }
.skill-card.border-muted { background: var(--md-surface-container-high); }
.skill-card.border-accent { color: var(--md-on-primary-container); }
.skill-card.border-accent2 { color: var(--md-on-tertiary-container); }
.skill-card.border-accent .skill-head,
.skill-card.border-accent2 .skill-head { color: inherit; }
.skill-card.border-accent .tag,
.skill-card.border-accent2 .tag {
	background: color-mix(in srgb, currentColor 14%, transparent);
	border-color: color-mix(in srgb, currentColor 22%, transparent);
	color: inherit;
}

@media (max-width: 480px) {
	.chip-group {
		grid-template-columns: 1fr;
	}
	.chip {
		width: 100%;
		justify-content: flex-start;
		white-space: normal;
		text-align: left;
	}
}
.skill-head {
	font-weight: 600;
	color: var(--text);
	font-size: 0.95rem;
	margin-bottom: 0.75rem;
}
.tag-cloud {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	align-content: flex-start;
	gap: 0.5rem;
}

.tag {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 auto;
	box-sizing: border-box;
	max-width: 100%;
	white-space: nowrap;
	line-height: 1.25;
	min-height: 2rem;
	padding: 0.375rem 0.875rem;
	font-size: 0.8125rem;
	font-weight: 500;
	border-radius: var(--radius-full);
	background: var(--md-surface-chip);
	border: 1px solid var(--md-outline-variant);
	color: var(--md-on-surface-chip);
}

/* M3 assist chips — honors conferences, etc. */
.chip-group {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(10.5rem, max-content));
	justify-content: start;
	gap: 0.5rem;
	width: 100%;
	margin: 0;
	padding: 0;
	list-style: none;
}

.chip {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	box-sizing: border-box;
	width: max-content;
	max-width: 100%;
	min-height: 2rem;
	padding: 0.375rem 0.875rem;
	font-size: 0.8125rem;
	font-weight: 500;
	line-height: 1.25;
	letter-spacing: 0.01em;
	white-space: nowrap;
	border-radius: var(--radius-full);
	background: var(--md-surface-chip);
	border: 1px solid var(--md-outline-variant);
	color: var(--md-on-surface-chip);
}

/* ── Education ───────────────────────────────────── */
.edu-list { display: flex; flex-direction: column; gap: 0; }
.edu-item {
	display: grid;
	grid-template-columns: 4rem 1fr;
	gap: 1rem;
	padding: 1.25rem 0;
	border-bottom: 1px solid var(--border);
}
.edu-item:last-child { border-bottom: none; }
.edu-year {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--md-primary);
}
.edu-degree {
	font-size: 1.125rem;
	font-weight: 500;
	color: var(--md-on-surface);
	margin: 0 0 0.25rem;
}
.edu-meta, .edu-note, .thesis-quote {
	font-size: 0.9rem;
	margin: 0;
}
.thesis-quote {
	font-style: italic;
	color: var(--subtle);
	margin-top: 0.35rem;
}

/* ── Honors ──────────────────────────────────────── */
.honors-grid {
	display: grid;
	gap: 2rem;
}
@media (min-width: 1024px) { .honors-grid { grid-template-columns: 1fr 1fr; } }
.honors-subtitle {
	font-size: 0.6875rem;
	font-weight: 500;
	letter-spacing: var(--label-tracking);
	text-transform: uppercase;
	color: var(--md-on-surface-variant);
	margin: 0 0 0.75rem;
}
.honor-row {
	display: flex;
	gap: 0.75rem;
	padding: 0.65rem 0;
	border-bottom: 1px solid var(--border);
}
.honor-row:last-child { border-bottom: none; }
.honor-icon {
	flex-shrink: 0;
	width: 2.5rem;
	height: 2.5rem;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: var(--radius-full);
	background: var(--md-primary-container);
	color: var(--md-on-primary-container);
	font-size: 0.875rem;
}
.honor-title { font-size: 0.9rem; font-weight: 500; color: var(--text); margin: 0; }
.honor-meta { font-family: var(--font-mono); font-size: 0.7rem; color: var(--subtle); margin: 0.15rem 0 0; }
.cert-item {
	display: flex;
	align-items: baseline;
	gap: 0.5rem;
	padding: 0.5rem 0;
	font-size: 0.9rem;
	border-bottom: 1px solid var(--border);
}
.cert-dot {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--accent);
	flex-shrink: 0;
	margin-top: 0.35rem;
}
.cert-date {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	color: var(--subtle);
	margin-left: auto;
	white-space: nowrap;
}
.review-item {
	padding: 0.5rem 0;
	border-bottom: 1px solid var(--border);
}
.review-item:last-child { border-bottom: none; }
.rev-name { font-size: 0.85rem; font-weight: 500; color: var(--text); }
.rev-pub { font-family: var(--font-mono); font-size: 0.65rem; color: var(--subtle); }
.review-more {
	margin-top: 0.75rem;
}
.review-more summary {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 600;
	color: var(--accent);
	cursor: pointer;
	list-style: none;
}
.review-more summary::-webkit-details-marker { display: none; }

/* ── Footer ──────────────────────────────────────── */
.site-footer {
	margin-top: 4rem;
	padding-top: 2.5rem;
	border-top: 1px solid var(--border);
}
.footer-inner {
	display: flex;
	flex-direction: column;
	gap: 2rem;
}
@media (min-width: 640px) {
	.footer-inner {
		flex-direction: row;
		align-items: flex-end;
		justify-content: space-between;
	}
}
.footer-name {
	font-weight: 700;
	font-size: 1.2rem;
	color: var(--text);
	margin: 0;
	letter-spacing: -0.02em;
}
.footer-tagline {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--subtle);
	margin: 0.25rem 0 0;
}
.footer-links {
	display: flex;
	flex-wrap: wrap;
	gap: 1.25rem;
}
.footer-link {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--md-on-surface-variant);
	transition: color 0.15s;
}
.footer-link:hover { color: var(--md-primary); }
.footer-meta {
	font-size: 0.75rem;
	color: var(--md-outline);
	margin: 0.5rem 0 0;
}
.footer-hint { font-size: 0.65rem; opacity: 0.7; }

.back-to-top {
	position: fixed;
	bottom: 1.5rem;
	right: 1.5rem;
	z-index: 35;
	width: 3.5rem;
	height: 3.5rem;
	border-radius: var(--radius-lg);
	border: none;
	background: var(--md-primary-container);
	color: var(--md-on-primary-container);
	cursor: pointer;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.2s, visibility 0.2s, box-shadow 0.2s;
	box-shadow: var(--elevation-3);
}
.back-to-top.fab:hover { box-shadow: var(--elevation-3); filter: brightness(1.05); }
.back-to-top .material-symbols-outlined { font-size: 1.5rem; }
.back-to-top.is-visible { opacity: 1; visibility: visible; }

/* ── Cmd+K ───────────────────────────────────────── */
.honors-block-gap { margin-top: 2rem; }
.card-pad { padding: 1.25rem; }

.cmdk-overlay {
	position: fixed;
	inset: 0;
	z-index: 100;
	display: none;
	align-items: flex-start;
	justify-content: center;
	padding: 15vh 1rem 1rem;
	background: rgba(0, 0, 0, 0.5);
	backdrop-filter: blur(4px);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.2s, visibility 0.2s;
}
.cmdk-overlay.is-open {
	display: flex;
	opacity: 1;
	visibility: visible;
}
.cmdk-dialog {
	width: 100%;
	max-width: 32rem;
	background: var(--md-surface-container-high);
	border: none;
	border-radius: var(--radius-xl);
	box-shadow: var(--elevation-3);
	overflow: hidden;
	transform: scale(0.96);
	transition: transform 0.2s;
}
.cmdk-overlay.is-open .cmdk-dialog { transform: scale(1); }
.cmdk-input-wrap {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 1rem;
	border-bottom: 1px solid var(--border);
	background: var(--surface2);
}
.cmdk-input {
	flex: 1;
	border: none;
	background: transparent;
	font-family: var(--font-mono);
	font-size: 0.85rem;
	color: var(--text);
	outline: none;
}
.cmdk-results { max-height: 50vh; overflow-y: auto; padding: 0.5rem; }
.cmdk-item {
	display: flex;
	justify-content: space-between;
	padding: 0.6rem 0.75rem;
	border-radius: 8px;
	cursor: pointer;
	font-size: 0.9rem;
	color: var(--text);
}
.cmdk-item:hover, .cmdk-item.is-selected {
	background: var(--md-secondary-container);
	color: var(--md-on-secondary-container);
}
.cmdk-item-type {
	font-family: var(--font-mono);
	font-size: 0.65rem;
	color: var(--subtle);
}
.cmdk-footer {
	padding: 0.5rem 1rem;
	border-top: 1px solid var(--border);
	font-family: var(--font-mono);
	font-size: 0.65rem;
	color: var(--subtle);
}

@media print {
	.nav-desktop, .menu-btn, .mobile-nav, .scroll-progress, .back-to-top, .cmdk-overlay { display: none !important; }
	.reveal { opacity: 1; transform: none; }
}