:root {
  --gutter: clamp(20px, 5vw, 64px);
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --radius: 18px;
}
:root[data-theme="light"] {
  --bg: #F7F9F9;
  --surface: #FFFFFF;
  --ink: #122029;
  --muted: #586A73;
  --line: rgba(18, 32, 41, .11);
  --accent: #0E6F73;
  --accent-ink: #FFFFFF;
  --soft: #E3F0F0;
  --mist-1: #D7E8EC;
  --mist-2: #E9EEF6;
  --ring: rgba(14, 111, 115, .17);
  --sweep: rgba(14, 111, 115, .13);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0D1519;
  --surface: #141E23;
  --ink: #E8F0F1;
  --muted: #9CADB4;
  --line: rgba(232, 240, 241, .12);
  --accent: #72D6CC;
  --accent-ink: #0D1519;
  --soft: #16282C;
  --mist-1: #14282E;
  --mist-2: #111C24;
  --ring: rgba(114, 214, 204, .14);
  --sweep: rgba(114, 214, 204, .1);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100svh; display: flex; flex-direction: column;
  background: var(--bg); color: var(--ink);
  font: 400 16.5px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
main { flex: 1; }
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.wrap { width: 100%; max-width: 1160px; margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; z-index: 30; background: var(--surface); padding: 8px 14px; border-radius: 8px; }
.eyebrow { font: 500 12.5px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav__in { display: flex; align-items: center; gap: 20px; height: 66px; }
.nav__mark { font-weight: 800; font-size: 18px; letter-spacing: -.02em; text-decoration: none; margin-right: auto; }
.nav__mark span { color: var(--accent); }
.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__links a { padding: 7px 11px; border-radius: 9px; font-size: 14.5px; font-weight: 500; color: var(--muted); text-decoration: none; transition: color .15s, background .15s; }
.nav__links a:hover { color: var(--ink); background: var(--soft); }
.nav__links a[aria-current="page"] { color: var(--accent); font-weight: 700; }
.theme { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; background: none; }
.theme:hover { background: var(--soft); }
.theme svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
[data-theme="light"] .theme .sun, [data-theme="dark"] .theme .moon { display: none; }
.menu { display: none; }

/* Buttons and chips */
.btn { display: inline-flex; align-items: center; gap: 9px; padding: 13px 24px; border-radius: 12px; border: 1px solid transparent; font-size: 15.5px; font-weight: 700; text-decoration: none; transition: transform .15s, background .15s; }
.btn:hover { transform: translateY(-2px); }
.btn--main { background: var(--accent); color: var(--accent-ink); }
.btn--line { border-color: var(--line); background: var(--surface); }
.btn--line:hover { background: var(--soft); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 14px; font-weight: 600; }

/* Home hero */
.hero { position: relative; overflow: hidden; min-height: calc(100svh - 67px); display: grid; place-items: center; text-align: center; padding-block: 60px 90px; background: linear-gradient(180deg, var(--mist-1), var(--mist-2) 58%, var(--bg)); }
.radar { position: absolute; left: 50%; top: 50%; width: min(1100px, 170vw); aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%; pointer-events: none; }
.radar::before { content: ""; position: absolute; inset: 0; border-radius: 50%; background: repeating-radial-gradient(circle, transparent 0 89px, var(--ring) 89px 90px); -webkit-mask-image: radial-gradient(circle, #000 35%, transparent 70%); mask-image: radial-gradient(circle, #000 35%, transparent 70%); }
.radar::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 0deg, transparent 0 270deg, var(--sweep) 345deg, transparent 360deg); -webkit-mask-image: radial-gradient(circle, #000 25%, transparent 70%); mask-image: radial-gradient(circle, #000 25%, transparent 70%); animation: sweep 16s linear infinite; }
@keyframes sweep { to { transform: rotate(360deg); } }
.hero__in { position: relative; display: flex; flex-direction: column; align-items: center; }
.hero h1 { font-size: clamp(46px, 8.6vw, 112px); font-weight: 800; line-height: 1.02; letter-spacing: -.032em; text-wrap: balance; }
.hero__roles { margin-top: 20px; font-size: clamp(16px, 1.9vw, 21px); font-weight: 500; max-width: 42em; }
.hero__roles i { font-style: normal; color: var(--accent); padding-inline: .3em; }
.typed { margin-top: 16px; min-height: 3.2em; font: 400 clamp(13px, 1.3vw, 15.5px)/1.6 var(--mono); color: var(--muted); }
.typed b { font-weight: 500; color: var(--accent); }
.caret { display: inline-block; width: 2px; height: 1.05em; margin-left: 2px; vertical-align: -2px; background: var(--accent); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero .chips { justify-content: center; margin-block: 28px 30px; }

/* Affiliations */
.strip { padding-block: 44px; border-bottom: 1px solid var(--line); text-align: center; overflow: hidden; }
.marquee { margin-top: 20px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; width: max-content; animation: slide 42s linear infinite; }
.marquee__track span { padding-inline: 34px; font-size: clamp(18px, 1.9vw, 23px); font-weight: 700; letter-spacing: -.015em; color: var(--muted); white-space: nowrap; }
@keyframes slide { to { transform: translateX(-50%); } }

/* Home sections */
.block { padding-block: clamp(56px, 8vw, 96px); }
.block h2, .head h2 { font-size: clamp(30px, 4vw, 48px); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; text-wrap: balance; }
.hey { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.hey p { margin-top: 16px; color: var(--muted); font-size: clamp(17px, 1.5vw, 19px); }
.hey .btn { margin-top: 26px; }
.hey__card { display: flex; flex-direction: column; align-items: center; padding: 30px 24px; text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.hey__card img { width: min(210px, 100%); height: auto; border-radius: 50%; clip-path: circle(48.6%); }
.hey__card b { margin-top: 18px; font-size: 18px; font-weight: 700; }
.hey__card span { font-size: 14.5px; color: var(--muted); }
.social { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 16px; margin-top: 14px; font-size: 14.5px; font-weight: 600; }
.social a { color: var(--accent); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stats div { padding: 26px 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.stats b { display: block; font-size: clamp(34px, 4.4vw, 54px); font-weight: 800; line-height: 1; letter-spacing: -.035em; color: var(--accent); }
.stats span { display: block; margin-top: 10px; font: 400 12px/1.5 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }

.now { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.now article { padding: clamp(26px, 3vw, 38px); background: var(--soft); border-radius: var(--radius); }
.now h3 { margin-top: 12px; font-size: clamp(23px, 2.4vw, 30px); font-weight: 800; line-height: 1.15; letter-spacing: -.025em; }
.now p { margin-top: 12px; color: var(--muted); }
.now a { display: inline-block; margin-top: 16px; font-weight: 700; color: var(--accent); }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 28px; }
.tiles div { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); }
.tiles span { display: block; font: 400 12px/1.5 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.tiles b { display: block; margin-top: 10px; font-size: 18px; font-weight: 700; line-height: 1.3; letter-spacing: -.01em; }
.block__sub { margin-top: 12px; color: var(--muted); font-size: 17.5px; }

/* Inner pages */
.head { padding-block: clamp(52px, 7vw, 84px) clamp(32px, 4vw, 48px); text-align: center; background: linear-gradient(180deg, var(--mist-1), var(--bg)); }
.head h1 { font-size: clamp(40px, 6.2vw, 72px); font-weight: 800; line-height: 1.04; letter-spacing: -.04em; text-wrap: balance; }
.head p { max-width: 40em; margin: 16px auto 0; font-size: clamp(17px, 1.6vw, 20px); color: var(--muted); text-wrap: balance; }
.page { padding-block: 8px clamp(60px, 8vw, 100px); }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 24px; }
.toolbar p { font: 400 13px var(--mono); color: var(--muted); }
.pills { display: flex; flex-wrap: wrap; gap: 6px; }
.pills button { padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-size: 14px; font-weight: 600; color: var(--muted); transition: color .15s, background .15s; }
.pills button:hover { color: var(--ink); }
.pills button[aria-pressed="true"], .pills button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 14px; }
.card { display: flex; flex-direction: column; padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .2s, border-color .2s; }
.card:hover { transform: translateY(-3px); border-color: var(--accent); }
.card[hidden] { display: none; }
.card__top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font: 400 12px/1.5 var(--mono); letter-spacing: .03em; color: var(--accent); }
.card__top em { font-style: normal; color: var(--muted); }
.card h2 { margin-top: 12px; font-size: 21px; font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
.card p { margin-top: 10px; font-size: 15.5px; line-height: 1.55; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 16px; }
.tags li { padding: 3px 9px; border-radius: 7px; background: var(--soft); font-size: 12.5px; font-weight: 600; }
.card__go { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: auto; padding-top: 18px; font-size: 14.5px; font-weight: 700; color: var(--accent); }
.center { text-align: center; margin-top: 32px; }

/* Experience */
.jobs { max-width: 880px; margin-inline: auto; display: grid; gap: 14px; }
.job { padding: clamp(22px, 3vw, 34px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.job__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 20px; align-items: baseline; }
.job h2 { font-size: clamp(20px, 2.2vw, 25px); font-weight: 800; line-height: 1.2; letter-spacing: -.022em; }
.job time { font: 400 13px var(--mono); color: var(--muted); white-space: nowrap; }
.job__org { margin-top: 3px; font-weight: 600; color: var(--accent); }
.job__now { display: inline-block; margin-left: 8px; padding: 1px 8px; border-radius: 999px; background: var(--soft); font: 500 11px var(--mono); color: var(--accent); vertical-align: 2px; }
.job ul { margin-top: 16px; display: grid; gap: 9px; }
.job li { position: relative; padding-left: 18px; font-size: 15.5px; line-height: 1.55; color: var(--muted); }
.job li::before { content: ""; position: absolute; left: 0; top: .68em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); opacity: .65; }

/* Labs */
.facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 22px; }
.facts li { padding: 7px 16px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 14.5px; }
.facts b { font-weight: 800; color: var(--accent); }
.head .btn { margin-top: 24px; }
.about-labs { max-width: 720px; margin: clamp(44px, 6vw, 72px) auto 0; }
.about-labs h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 800; letter-spacing: -.028em; }
.about-labs p { margin-top: 14px; color: var(--muted); font-size: 17px; }

/* Skills */
.skills { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 14px; }
.skills section { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.skills h2 { font-size: 19px; font-weight: 800; letter-spacing: -.018em; }
.skills .tags { margin-top: 14px; }

/* Education */
.tabs { justify-content: center; margin-bottom: 26px; }
.panel[hidden] { display: none; }
.creds { max-width: 780px; margin-inline: auto; display: grid; gap: 14px; }
.cred { padding: 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.cred__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 20px; align-items: baseline; }
.cred h2 { font-size: 22px; font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
.cred time { font: 400 13px var(--mono); color: var(--muted); }
.cred p { margin-top: 5px; color: var(--muted); }
.cred .org { color: var(--accent); font-weight: 600; }

/* Contact */
.contact { display: grid; grid-template-columns: 1.3fr 1fr; gap: 14px; max-width: 920px; margin-inline: auto; align-items: start; }
.contact--single { grid-template-columns: 1fr; max-width: 620px; }
.form { display: grid; gap: 16px; padding: clamp(22px, 3vw, 32px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.form label { display: grid; gap: 6px; font-size: 14.5px; font-weight: 700; }
.form input, .form textarea { width: 100%; padding: 12px 14px; font: 400 16px/1.5 var(--sans); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.form textarea { min-height: 150px; resize: vertical; }
.form .btn { justify-content: center; border: 0; }
.form__status { font-size: 14.5px; font-weight: 600; }
.form__status:empty { display: none; }
.form__status[data-kind="ok"] { color: var(--accent); }
.form__status[data-kind="error"] { color: #C2410C; }
[data-theme="dark"] .form__status[data-kind="error"] { color: #FDBA74; }
.form .btn:disabled { opacity: .65; cursor: wait; transform: none; }
.reach { display: grid; gap: 10px; }
.reach a { display: block; padding: 18px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; transition: border-color .15s; }
.reach a:hover { border-color: var(--accent); }
.reach span { display: block; font: 400 12px var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.reach b { display: block; margin-top: 3px; font-weight: 700; overflow-wrap: anywhere; }

/* Footer */
.foot { border-top: 1px solid var(--line); }
.foot__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-block: 24px; font-size: 14.5px; color: var(--muted); }
.foot nav { display: flex; gap: 18px; }

@media (max-width: 980px) {
  .menu { display: block; }
  .menu summary { list-style: none; width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
  .menu summary::-webkit-details-marker { display: none; }
  .menu summary svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
  .nav__links--wide { display: none; }
  .menu .nav__links { position: absolute; left: 0; right: 0; top: 66px; flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gutter) 14px; background: var(--bg); border-bottom: 1px solid var(--line); }
  .menu .nav__links a { padding: 11px 8px; font-size: 16px; }
  .stats, .tiles { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .hey, .now, .contact { grid-template-columns: 1fr; }
  .hey__card { order: -1; }
  .hero__roles span { display: block; }
  .hero__roles i { display: none; }
  .toolbar { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .radar::after { display: none; }
  .marquee__track { flex-wrap: wrap; justify-content: center; width: auto; }
  .marquee__track span:nth-child(n+7) { display: none; }
}