:root{
  --bg:#0B0F14;--surface:#121923;--raised:#18212D;--border:#243040;
  --text:#E6EDF3;--muted:#9AA7B4;--accent:#2DE2C8;--accent-h:#5CF0DA;--on-accent:#06100F;
  --head:"Space Grotesk","Inter",system-ui,sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 18px/1.5 var(--body);overflow-x:hidden}
h1,h2,h3{font-family:var(--head);line-height:1.15;margin:0;font-weight:700}
h1{font-size:clamp(36px,5.2vw,56px);letter-spacing:-.02em}
h2{font-size:clamp(28px,3.6vw,40px);letter-spacing:-.01em}
h3{font-size:clamp(20px,2vw,24px)}
p{margin:0}
a{color:var(--accent)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--on-accent);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* buttons */
.btn{display:inline-block;text-decoration:none;font:600 16px/1 var(--body);padding:16px 28px;border-radius:12px;border:1.5px solid transparent;cursor:pointer;transition:transform .2s,background .2s,box-shadow .2s}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-h);transform:translateY(-2px);box-shadow:0 8px 24px rgba(45,226,200,.25)}
.btn-ghost{border-color:var(--accent);color:var(--accent);background:transparent}
.btn-ghost:hover{background:rgba(45,226,200,.1)}
.btn-sm{padding:11px 18px;font-size:15px}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(11,15,20,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-color:var(--border)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px}
.brand{font:700 20px/1 var(--head);color:var(--text);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand-mark{font-family:var(--mono);color:var(--accent);font-weight:500}
.links{list-style:none;display:flex;gap:28px;margin:0;padding:0}
.links a{color:var(--muted);text-decoration:none;font-size:16px;font-weight:500;padding:6px 2px;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.links a:hover{color:var(--text)}
.links a[aria-current="true"]{color:var(--accent);border-color:var(--accent)}
.nav-actions{display:flex;align-items:center;gap:12px}
.burger{display:none;background:none;border:1px solid var(--border);border-radius:10px;width:44px;height:44px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px}

/* sections */
section{scroll-margin-top:72px}
.section{padding:120px 0;position:relative;overflow:hidden}
.section.alt{background:var(--surface);border-block:1px solid var(--border)}
.sec-head{margin-bottom:56px;max-width:720px}
.sec-head p{color:var(--muted);margin-top:16px}
.lead{color:var(--muted);font-size:19px;margin-top:20px}
.eyebrow{font:500 14px/1 var(--mono);color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:20px}

/* hero */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:120px 0 80px}
.layer{position:absolute;inset:-10% 0;pointer-events:none;will-change:transform}
.l1{background-image:linear-gradient(rgba(45,226,200,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(45,226,200,.07) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse at 60% 40%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse at 60% 40%,#000 20%,transparent 75%)}
.blob{position:absolute;border-radius:50%;filter:blur(70px)}
.b1{width:420px;height:420px;right:6%;top:18%;background:rgba(45,226,200,.16)}
.b2{width:300px;height:300px;left:-4%;bottom:12%;background:rgba(45,226,200,.08)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero-text>*{animation:rise .8s both}
.hero-text>*:nth-child(2){animation-delay:.08s}
.hero-text>*:nth-child(3){animation-delay:.16s}
.hero-text>*:nth-child(4){animation-delay:.24s}
.hero-text>*:nth-child(5){animation-delay:.32s}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:28px 0 0}
.chips li{border:1px solid var(--border);background:rgba(18,25,35,.7);color:var(--text);padding:8px 14px;border-radius:999px;font-size:14px;font-weight:500}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.terminal-wrap{will-change:transform}
.terminal{background:#0A0E13;border:1px solid var(--border);border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 0 1px rgba(45,226,200,.08);overflow:hidden}
.t-bar{display:flex;align-items:center;gap:8px;padding:14px 16px;background:var(--surface);border-bottom:1px solid var(--border)}
.t-bar i{width:11px;height:11px;border-radius:50%;background:#2A3748}
.t-bar span{margin-left:10px;font:400 13px/1 var(--mono);color:var(--muted)}
.t-body{margin:0;padding:24px 22px;min-height:140px;font:400 15px/1.9 var(--mono);color:var(--text);white-space:pre-wrap}
.t-body .p{color:var(--accent)}
.cur{display:inline-block;width:9px;height:18px;background:var(--accent);margin-left:3px;vertical-align:-3px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* reveal */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease var(--d,0ms),transform .7s ease var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}

/* skill cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{perspective:1200px;min-height:320px;outline:none}
.inner{position:relative;width:100%;height:100%;min-height:320px;transition:transform .7s cubic-bezier(.2,.7,.2,1);transform-style:preserve-3d}
.card:hover .inner,.card:focus .inner,.card:focus-within .inner{transform:rotateY(180deg)}
.card:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:16px}
.face{position:absolute;inset:0;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:14px;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.face.back{transform:rotateY(180deg);background:var(--raised);border-color:var(--accent);justify-content:center}
.face p{color:var(--muted);font-size:17px}
.face.back p{color:var(--text);font-size:16.5px;line-height:1.55}
.num{font:500 14px/1 var(--mono);color:var(--accent)}
.hint{margin-top:auto;font:500 13px/1 var(--mono);color:var(--accent);opacity:.8}
.tag{font:500 13px/1 var(--mono);color:var(--accent);text-transform:uppercase;letter-spacing:.08em}

/* steps */
.steps{list-style:none;margin:0 0 48px;padding:0;position:relative}
.steps::before{content:"";position:absolute;left:23px;top:24px;bottom:24px;width:2px;background:linear-gradient(var(--accent),rgba(45,226,200,.1))}
.steps li{display:flex;gap:28px;padding:0 0 40px;position:relative}
.steps li:last-child{padding-bottom:0}
.step-n{flex:none;width:48px;height:48px;border-radius:50%;background:var(--bg);border:2px solid var(--accent);color:var(--accent);display:grid;place-items:center;font:700 18px/1 var(--head);z-index:1}
.steps h3{margin:8px 0 8px}
.steps p{color:var(--muted)}
.closing{font-size:20px;margin-bottom:28px}

/* standards */
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px;transition:border-color .2s,background .2s}
.panel:hover{border-color:var(--accent);background:var(--raised)}
.panel h3{margin-bottom:20px}
.chip-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.chip-list li{border:1px solid var(--border);background:var(--bg);padding:9px 14px;border-radius:10px;font-size:15px;transition:box-shadow .2s,border-color .2s}
.chip-list li:hover{border-color:var(--accent);box-shadow:0 0 18px rgba(45,226,200,.18)}
.chip-list.mono li{font-family:var(--mono);font-size:14px}
.note{margin-top:32px;color:var(--muted);font-size:15px}
.has-glow .glow{position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(45,226,200,.07);filter:blur(90px);right:-120px;top:10%;pointer-events:none;will-change:transform}
.has-glow .container{position:relative}

/* faq */
.faq details{border:1px solid var(--border);background:var(--bg);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .2s}
.faq details[open]{border-color:var(--accent)}
.faq summary{cursor:pointer;list-style:none;padding:20px 24px;font:600 18px/1.35 var(--head);display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 26px/1 var(--mono);color:var(--accent);flex:none;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 24px 22px;color:var(--muted)}
.faq-cta{margin-top:32px}

/* contact */
.contact{align-items:start;gap:56px}
.direct{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:10px;font-size:17px}
.form{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px}
.field{margin-bottom:20px}
.field label{display:block;font:500 15px/1 var(--body);margin-bottom:8px}
input,select,textarea{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:14px 16px;font:400 16px/1.4 var(--body);transition:border-color .2s,box-shadow .2s}
textarea{resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(45,226,200,.18)}
input.bad,textarea.bad{border-color:#ff8f8f}
.status{margin-top:16px;font-size:15px;color:var(--muted);min-height:22px}
.status.err{color:#ffb0b0}
.status.ok{color:var(--accent)}

.footer{border-top:1px solid var(--border);padding:32px 0;color:var(--muted);font-size:15px}
.foot-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* tablet */
@media (max-width:1000px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .two{grid-template-columns:1fr}
}

/* phone + touch: no flip, no hover-only content */
@media (max-width:768px),(hover:none){
  body{font-size:16px}
  .section{padding:64px 0}
  .sec-head{margin-bottom:36px}
  .cards{grid-template-columns:1fr}
  .card{min-height:0;perspective:none}
  .inner{min-height:0;transform:none!important;transform-style:flat;display:block}
  .face{position:relative;inset:auto;backface-visibility:visible;-webkit-backface-visibility:visible}
  .face.front{border-radius:16px 16px 0 0;border-bottom:0;padding-bottom:12px}
  .face.back{transform:none;border-radius:0 0 16px 16px;border-color:var(--border);border-top:0;padding-top:4px;justify-content:flex-start}
  .hint{display:none}
  .layer,.has-glow .glow{transform:none!important}
}
@media (max-width:768px){
  .links{position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:rgba(11,15,20,.97);border-bottom:1px solid var(--border);padding:8px 24px 16px;display:none}
  .links.open{display:flex}
  .links a{display:block;padding:14px 0;font-size:18px}
  .burger{display:flex}
  .nav.menu-open{background:rgba(11,15,20,.97)}
  .hero{padding-top:104px}
  .steps li{gap:18px}
  .face{padding:24px}
  .panel,.form{padding:24px}
  .btn{padding:15px 22px}
}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
  .layer,.terminal-wrap,.has-glow .glow{transform:none!important}
  .cur{display:none}
}
/* tools grid */
.panel.wide{margin-bottom:48px}
.sub{margin:0 0 24px;font-size:22px}
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tech-grid .panel h3{font-size:20px;margin-bottom:16px}
@media (max-width:1000px){.tech-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.tech-grid{grid-template-columns:1fr}}

.t-body .cm{color:#7F8DA0}

.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

.cf-turnstile{margin:0 0 20px;min-height:65px}