:root{
  --bg:#07080c;--bg2:#0d0f15;--panel:#0f121a;--line:#1d2230;--line2:#2a3144;
  --text:#e8ecf4;--muted:#9aa4b8;--acc:#5CF2B5;--acc2:#3DDCFF;--accd:#06281c;--err:#ff8a8a;
  --sans:"Space Grotesk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --navh:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--navh) + 24px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 1rem/1.65 var(--sans);overflow-x:hidden;position:relative}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
   linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px) 0 0/48px 48px,
   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px) 0 0/48px 48px,
   radial-gradient(900px 500px at 85% -10%,rgba(61,220,255,.07),transparent 60%),
   radial-gradient(800px 500px at 0% 40%,rgba(92,242,181,.05),transparent 60%);}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
img{max-width:100%;height:auto}
a{color:var(--acc);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:#fff}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.mono{font-family:var(--mono)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--acc2);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:12px;top:-60px;background:var(--acc);color:#04120b;padding:8px 14px;border-radius:8px;z-index:100;font-weight:600}
.skip:focus{top:10px}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.grad{background:linear-gradient(100deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;height:var(--navh);background:rgba(7,8,12,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-color:var(--line)}
.nav__inner{width:min(1160px,100% - 40px);height:100%;margin-inline:auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-family:var(--mono);font-weight:500}
.brand__mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--acc);color:var(--acc);border-radius:9px;font-size:.8rem;font-weight:700;box-shadow:0 0 18px rgba(92,242,181,.25)}
.brand__name span{color:var(--acc)}
.nav__menu ul{display:flex;gap:6px;align-items:center}
.nav__menu a{display:block;padding:8px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-size:.92rem}
.nav__menu a:hover,.nav__menu a.on{color:var(--text);background:rgba(255,255,255,.05)}
.nav__menu a.nav__cta{color:var(--acc);border:1px solid rgba(92,242,181,.4);margin-left:6px}
.nav__menu a.nav__cta:hover{background:var(--acc);color:#04120b}
.nav__toggle{display:none;background:none;border:1px solid var(--line2);border-radius:10px;width:44px;height:44px;cursor:pointer;color:var(--text);place-items:center}
.bars,.bars::before{display:block;width:18px;height:2px;background:currentColor;position:relative;transition:transform .25s}
.bars::before{content:"";position:absolute;top:6px;left:0}
.bars::after{content:"";position:absolute;left:0;top:-6px;width:18px;height:2px;background:currentColor;transition:transform .25s}
.nav__toggle[aria-expanded=true] .bars{background:transparent}
.nav__toggle[aria-expanded=true] .bars::before{transform:translateY(-6px) rotate(45deg)}
.nav__toggle[aria-expanded=true] .bars::after{transform:translateY(6px) rotate(-45deg)}
.nav__toggle .bars::before{top:6px}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:calc(var(--navh) + 40px) 0 90px;overflow:hidden}
#sky{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero__fade{position:absolute;inset:0;background:radial-gradient(65% 62% at 24% 50%,rgba(7,8,12,.6),transparent 78%),radial-gradient(120% 90% at 50% 50%,transparent 60%,rgba(7,8,12,.4)),linear-gradient(to bottom,transparent 70%,var(--bg));pointer-events:none}
.hero__content{position:relative;z-index:2}
.pill{display:inline-flex;align-items:center;gap:10px;padding:7px 14px;border:1px solid rgba(92,242,181,.35);background:rgba(92,242,181,.07);border-radius:99px;color:var(--acc);font:500 .8rem var(--mono);letter-spacing:.02em}
.dot{width:8px;height:8px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 0 rgba(92,242,181,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(92,242,181,0)}100%{box-shadow:0 0 0 0 rgba(92,242,181,0)}}
.kicker{margin:26px 0 4px;color:var(--muted);font-size:.9rem}
h1{font-size:clamp(3.4rem,10.5vw,8rem);line-height:.92;letter-spacing:-.04em;font-weight:700}
.role{margin-top:22px;font-size:clamp(1.05rem,2.2vw,1.45rem);font-weight:500}
.tag{margin-top:14px;font-size:clamp(.88rem,1.8vw,1.05rem);color:var(--acc2);overflow-wrap:anywhere}
.tag__p{color:var(--muted)}
.caret{display:inline-block;width:.55em;height:1.05em;background:var(--acc2);vertical-align:-.18em;margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.lede{margin-top:20px;max-width:56ch;color:var(--muted);font-size:1.08rem}
.cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:12px 24px;border-radius:12px;font:600 1rem var(--sans);text-decoration:none;cursor:pointer;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s}
.btn--primary{background:var(--acc);color:#04120b;box-shadow:0 0 0 0 rgba(92,242,181,.4),0 8px 30px -8px rgba(92,242,181,.55)}
.btn--primary:hover{color:#04120b;transform:translateY(-2px);box-shadow:0 0 0 4px rgba(92,242,181,.15),0 12px 36px -8px rgba(92,242,181,.7)}
.btn--ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn--ghost:hover{border-color:var(--acc2);color:var(--acc2)}
.btn[disabled]{opacity:.6;cursor:progress;transform:none}
.scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--muted);font-size:.7rem;text-decoration:none;letter-spacing:.2em;text-transform:uppercase}
.scroll i{width:1px;height:34px;background:linear-gradient(var(--acc),transparent);animation:drop 2s infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* sections */
.sec{padding:clamp(70px,10vw,120px) 0}
.sec-h{font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.1;letter-spacing:-.03em;font-weight:700;margin-bottom:14px}
.sec-h .mono{display:block;color:var(--acc);font-size:.8rem;font-weight:500;letter-spacing:.04em;margin-bottom:10px}
.sec-sub{color:var(--muted);max-width:68ch;margin-bottom:40px}

/* metrics */
.metrics{padding:60px 0 70px;border-block:1px solid var(--line);background:linear-gradient(var(--bg2),var(--bg))}
.grid-m{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-top:34px}
.grid-m li{background:var(--bg2);padding:28px 26px;display:flex;flex-direction:column;gap:8px}
.grid-m b{font-size:clamp(2rem,4.5vw,3rem);color:var(--acc);font-weight:700;line-height:1;letter-spacing:-.03em;text-shadow:0 0 28px rgba(92,242,181,.35);font-variant-numeric:tabular-nums}
.grid-m span{color:var(--muted);font-size:.92rem}
.grid-m em{display:block;font:normal .75rem var(--mono);color:var(--acc2);margin-top:2px}

/* glow cards */
.glow{position:relative;--mx:50%;--my:50%;--o:0}
.glow::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:radial-gradient(320px circle at var(--mx) var(--my),rgba(92,242,181,.95),rgba(61,220,255,.4) 40%,transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);opacity:var(--o);transition:opacity .3s}
.glow::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:radial-gradient(380px circle at var(--mx) var(--my),rgba(92,242,181,.07),transparent 60%);opacity:var(--o);transition:opacity .3s}
.glow:hover,.glow:focus-within{--o:1}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px}
.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.cards>li{grid-column:span 2}
.card h3{font-size:1.3rem;letter-spacing:-.02em;margin:8px 0 10px;line-height:1.25}
.card p{color:var(--muted)}
.idx{color:var(--acc);font-size:.8rem}

/* timeline */
.tl{position:relative;padding-left:34px;--p:0}
.tl::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl::after{content:"";position:absolute;left:5px;top:6px;width:2px;height:calc((100% - 12px) * var(--p));background:linear-gradient(var(--acc),var(--acc2));box-shadow:0 0 14px var(--acc)}
.tl__item{position:relative;padding-bottom:46px}
.tl__item:last-child{padding-bottom:0}
.tl__item::before{content:"";position:absolute;left:-34px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--line2);transition:.3s}
.tl__item.on::before{border-color:var(--acc);background:var(--acc);box-shadow:0 0 14px var(--acc)}
.tl__date{color:var(--acc);font-size:.82rem;margin-bottom:4px}
.tl h3{font-size:clamp(1.2rem,2.4vw,1.55rem);letter-spacing:-.02em;line-height:1.25}
.tl h3 span{display:block;color:var(--muted);font-size:1rem;font-weight:500;margin-top:2px}
.tl ul{margin-top:14px;display:grid;gap:8px;max-width:78ch}
.tl li li,.tl ul li,.feat li,.card ul li{position:relative;padding-left:20px;color:var(--muted)}
.tl ul li::before,.feat li::before,.card ul li::before{content:"›";position:absolute;left:2px;color:var(--acc);font-family:var(--mono)}
.stack{margin-top:14px;font-size:.8rem;color:var(--acc2)}

/* work */
.feat{display:grid;grid-template-columns:1.05fr 1fr;gap:34px;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:clamp(22px,4vw,40px);align-items:center}
.feat h3,.feat2 h3{font-size:clamp(1.5rem,3vw,2.1rem);letter-spacing:-.03em;line-height:1.15}
.feat h3 span,.feat2 h3 span{display:block;font-size:1rem;font-weight:500;color:var(--muted);letter-spacing:0;margin-top:6px}
.feat ul:not(.chips){margin:18px 0;display:grid;gap:8px}
.feat__text{min-width:0}
.meta{font-size:.78rem;color:var(--acc);margin-bottom:10px;letter-spacing:.02em}
.link{display:inline-block;margin-top:16px;font-size:.88rem}
.feat2{margin-top:18px}
.feat2 .card h3{margin-top:0}
.feat2 ul:not(.chips){margin:14px 0;display:grid;gap:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips li{padding:6px 12px;border:1px solid var(--line2);border-radius:99px;background:rgba(255,255,255,.03);font:400 .82rem var(--mono);color:var(--text);transition:.2s}
.chips li:hover{border-color:var(--acc);color:var(--acc);transform:translateY(-2px)}
.chips--sm li{font-size:.74rem;padding:4px 10px;color:var(--muted)}
.term{margin:0;background:#05060a;border:1px solid var(--line2);border-radius:14px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(61,220,255,.25);min-width:0}
.term__bar{display:flex;align-items:center;gap:7px;padding:11px 14px;background:#0b0e15;border-bottom:1px solid var(--line)}
.term__bar i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.term__bar i:first-child{background:#ff6b6b}.term__bar i:nth-child(2){background:#ffd166}.term__bar i:nth-child(3){background:var(--acc)}
.term__bar span{margin-left:auto;font-size:.7rem;color:var(--muted)}
.term pre{margin:0;padding:18px;font-size:.8rem;line-height:1.7;overflow-x:auto;color:#cfd6e4}
.term .c{color:var(--acc)}.term .s{color:#9be7ff}.term .k{color:#c9b6ff}.term .n{color:#ffd68a}

/* skills / edu */
.skills{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px 40px;margin-top:30px}
.skills h3{font-size:.82rem;color:var(--acc);font-weight:500;margin-bottom:12px}
.edu{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
.edu .who{color:var(--text);font-weight:500;margin-bottom:6px}
.small-p{font-size:.9rem;margin-top:10px}
.about{grid-column:1/-1;display:flex;gap:22px;align-items:center}
.about img{border-radius:50%;border:2px solid var(--acc);width:96px;height:96px;object-fit:cover;flex:none;box-shadow:0 0 24px rgba(92,242,181,.25)}
.about h3{font-size:.85rem;color:var(--acc);font-weight:500;margin:0 0 6px}

/* contact */
.contact__grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(30px,6vw,80px);align-items:start}
.big{font-size:clamp(1.9rem,4vw,3rem);line-height:1.12;letter-spacing:-.03em;font-weight:700;margin-bottom:20px}
.mail{margin-top:24px;color:var(--muted)}
.form{background:#05060a;border:1px solid var(--line2);border-radius:16px;overflow:hidden;min-width:0}
.form__body{padding:24px;display:grid;gap:18px}
.f{display:grid;gap:6px;min-width:0}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{font:500 .85rem var(--mono);color:var(--muted)}
label small{color:#7c869a}
.pr{color:var(--acc)}
input,select,textarea{width:100%;font:400 1rem var(--mono);color:var(--text);background:var(--bg2);border:1px solid var(--line2);border-radius:10px;padding:12px 14px;min-height:46px}
textarea{resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px rgba(92,242,181,.18)}
input[aria-invalid=true],textarea[aria-invalid=true]{border-color:var(--err)}
.err{color:var(--err);font:.8rem var(--mono);min-height:0}
.err:empty{display:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.status{font-size:.88rem;min-height:1.4em}
.status.ok{color:var(--acc)}.status.bad{color:var(--err)}
.form .btn{justify-self:start}

.foot{border-top:1px solid var(--line);padding:30px 0;color:var(--muted);font-size:.85rem}
.foot__in{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:space-between;align-items:center}
.foot ul{display:flex;flex-wrap:wrap;gap:8px 24px}

/* reveal */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}
.js .rv.in{opacity:1;transform:none}

@media (max-width:960px){
  .feat{grid-template-columns:1fr}
  .contact__grid{grid-template-columns:1fr}
  .grid-m{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}.cards>li{grid-column:auto}
}
@media (max-width:820px){
  .nav__toggle{display:grid}
  .nav__menu{position:fixed;top:var(--navh);left:0;right:0;background:rgba(7,8,12,.97);border-bottom:1px solid var(--line);padding:12px 20px 22px;display:none}
  .nav__menu.open{display:block}
  .nav__menu ul{flex-direction:column;align-items:stretch;gap:2px}
  .nav__menu a{padding:14px 12px;font-size:1.05rem}
  .nav__menu a.nav__cta{margin:8px 0 0;text-align:center}
}
@media (max-width:600px){
  .grid-m,.cards,.edu,.row{grid-template-columns:1fr}
  .about{flex-direction:column;align-items:flex-start}
  .grid-m li{padding:22px}
  .scroll{display:none}
  .hero{padding-bottom:50px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .rv{opacity:1;transform:none}
}

/* 404 page */
.nf{min-height:100vh;min-height:100svh;display:grid;place-items:center;text-align:center;padding:40px 20px;position:relative;overflow:hidden}
.nf::before{content:"";position:absolute;top:12%;left:8%;width:2px;height:2px;border-radius:50%;background:#fff;opacity:.7;
  box-shadow:120px 60px #5CF2B5,260px 180px #fff,420px 40px #3DDCFF,610px 220px #fff,780px 90px #5CF2B5,940px 300px #fff,1080px 140px #3DDCFF,60px 340px #fff,330px 420px #5CF2B5,520px 520px #fff,700px 460px #3DDCFF,900px 560px #fff,1120px 480px #5CF2B5,200px 620px #3DDCFF,40px 130px #fff,860px 20px #fff}
.nf__in{position:relative;max-width:560px}
.nf__code{color:var(--acc);font-family:var(--mono);font-size:.95rem;margin:0 0 12px}
.nf h1{font-size:clamp(2.4rem,8vw,4rem);line-height:1.1;margin:0 0 16px}
.nf p{color:var(--muted);margin:0 0 28px}