/* ============================================================
   Designed to Scale — dark / technical
   ============================================================ */
:root{
  --bg:        #0a0e16;
  --bg-2:      #0d121c;
  --panel:     #111827;
  --panel-2:   #141c2b;
  --line:      #1e2940;
  --text:      #e7edf6;
  --muted:     #93a1b8;
  --muted-2:   #6b7a93;
  --accent:    #5eead4;   /* teal */
  --accent-2:  #38bdf8;   /* sky */
  --accent-3:  #818cf8;   /* indigo */
  --radius:    14px;
  --maxw:      1140px;
  --mono:      'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans:      'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  font-weight:600;font-size:.95rem;
  padding:.72em 1.3em;border-radius:10px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#04121a;
  box-shadow:0 8px 24px -8px rgba(56,189,248,.5);
}
.btn--primary:hover{box-shadow:0 12px 30px -8px rgba(56,189,248,.65)}
.btn--ghost{
  background:rgba(255,255,255,.02);
  border-color:var(--line);
  color:var(--text);
}
.btn--ghost:hover{border-color:var(--accent);color:#fff}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,14,22,.72);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background .3s ease;
}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(10,14,22,.9)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700}
.brand__mark{
  font-family:var(--mono);font-weight:700;font-size:.95rem;letter-spacing:.04em;
  color:#04121a;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  padding:.32em .5em;border-radius:7px;line-height:1;
}
.brand__name{font-size:1.02rem;letter-spacing:-.01em}
.nav__links{display:flex;align-items:center;gap:1.7rem}
.nav__links a{color:var(--muted);font-size:.95rem;font-weight:500;transition:color .2s}
.nav__links a:hover{color:var(--text)}
.nav__cta{color:var(--text)!important}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav__toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(70px,12vw,140px) 0 clamp(60px,9vw,110px)}
.hero__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:54px 54px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
  opacity:.45;
}
.hero__glow{
  position:absolute;top:-25%;left:50%;transform:translateX(-50%);
  width:900px;height:600px;
  background:radial-gradient(circle at 50% 30%,rgba(56,189,248,.16),transparent 60%),
             radial-gradient(circle at 30% 40%,rgba(94,234,212,.12),transparent 55%);
  filter:blur(8px);pointer-events:none;
}
.hero__inner{position:relative;text-align:center;max-width:880px}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--mono);font-size:.82rem;color:var(--muted);
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  padding:.5em 1em;border-radius:999px;margin-bottom:1.8rem;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(94,234,212,.18);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{
  font-size:clamp(2.6rem,7vw,5rem);
  font-weight:800;line-height:1.04;letter-spacing:-.03em;margin-bottom:1.3rem;
}
.grad{
  background:linear-gradient(120deg,var(--accent),var(--accent-2) 55%,var(--accent-3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__lead{
  font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);
  max-width:680px;margin:0 auto 2.3rem;
}
.hero__lead strong{color:var(--text);font-weight:600}
.hero__cta{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap}
.hero__stats{
  list-style:none;display:flex;gap:clamp(1.5rem,5vw,3.5rem);justify-content:center;
  flex-wrap:wrap;margin-top:3.4rem;padding-top:2.4rem;border-top:1px solid var(--line);
}
.hero__stats li{display:flex;flex-direction:column;gap:.2rem}
.stat__num{font-size:2.1rem;font-weight:800;letter-spacing:-.02em;color:#fff}
.stat__unit{font-size:1rem;color:var(--accent);margin-left:.15em;font-weight:600}
.stat__label{font-size:.82rem;color:var(--muted-2);font-family:var(--mono)}

/* ---------- Sections ---------- */
.section{padding:clamp(64px,9vw,110px) 0}
.section--alt{background:var(--bg-2);border-block:1px solid var(--line)}
.section__head{max-width:660px;margin-bottom:3.2rem}
.kicker{font-family:var(--mono);font-size:.82rem;color:var(--accent);margin-bottom:.9rem;letter-spacing:.02em}
.section__head h2,.approach h2,.about h2,.contact h2{
  font-size:clamp(1.9rem,4vw,2.7rem);font-weight:800;letter-spacing:-.025em;line-height:1.12;
}
.section__sub{color:var(--muted);font-size:1.08rem;margin-top:1rem}

/* ---------- Service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.2rem}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.7rem;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(135deg,transparent,transparent);opacity:0;transition:opacity .25s;
}
.card:hover{transform:translateY(-5px);border-color:#2b3a5c;box-shadow:0 20px 40px -24px rgba(0,0,0,.8)}
.card--accent{background:linear-gradient(165deg,rgba(94,234,212,.06),var(--panel) 55%);border-color:#26415c}
.card__icon{
  width:46px;height:46px;display:grid;place-items:center;
  font-family:var(--mono);font-size:1.2rem;color:var(--accent);
  background:rgba(94,234,212,.08);border:1px solid var(--line);border-radius:11px;margin-bottom:1.2rem;
}
.card h3{font-size:1.22rem;font-weight:700;margin-bottom:.6rem;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:.97rem}
.card__list{list-style:none;margin-top:1.1rem;display:flex;flex-direction:column;gap:.5rem}
.card__list li{position:relative;padding-left:1.3rem;font-size:.9rem;color:var(--muted-2);font-family:var(--mono)}
.card__list li::before{content:"▹";position:absolute;left:0;color:var(--accent)}

/* ---------- Approach ---------- */
.approach{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.approach__copy p{color:var(--muted);margin-top:1rem;font-size:1.05rem}
.steps{list-style:none;display:flex;flex-direction:column;gap:.6rem;counter-reset:s}
.step{
  display:flex;gap:1.3rem;align-items:flex-start;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:1.4rem 1.5rem;transition:border-color .2s,transform .2s;
}
.step:hover{border-color:#2b3a5c;transform:translateX(4px)}
.step__num{font-family:var(--mono);font-weight:600;color:var(--accent);font-size:1rem;padding-top:.15rem}
.step h3{font-size:1.1rem;margin-bottom:.25rem}
.step p{color:var(--muted);font-size:.95rem}

/* ---------- Stack ---------- */
.stack{display:flex;flex-wrap:wrap;gap:.7rem}
.tag{
  font-family:var(--mono);font-size:.9rem;color:var(--muted);
  background:var(--panel);border:1px solid var(--line);
  padding:.55em 1em;border-radius:9px;transition:.2s;
}
.tag:hover{color:var(--text);border-color:var(--accent);transform:translateY(-2px)}

/* ---------- About ---------- */
.about{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(2rem,6vw,4.5rem);align-items:center}
.about__copy p{color:var(--muted);margin-top:1rem;font-size:1.05rem}
.about__copy .btn{margin-top:1.8rem}
.about__card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:.6rem 1.6rem;
}
.about__row{display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.05rem 0;border-bottom:1px solid var(--line)}
.about__row:last-child{border-bottom:0}
.about__row span{color:var(--muted-2);font-family:var(--mono);font-size:.85rem}
.about__row strong{font-weight:600;text-align:right}

/* ---------- Contact ---------- */
.section--contact{background:
  radial-gradient(ellipse 70% 80% at 80% 0%,rgba(56,189,248,.07),transparent 60%),
  radial-gradient(ellipse 60% 70% at 10% 100%,rgba(94,234,212,.06),transparent 60%),var(--bg-2);
  border-top:1px solid var(--line)}
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,6vw,4.5rem);align-items:start}
.contact__copy p{color:var(--muted);margin-top:1rem;font-size:1.05rem}
.contact__direct{font-size:1rem!important}
.contact__direct a{color:var(--accent);border-bottom:1px solid rgba(94,234,212,.35)}
.contact__direct a:hover{color:var(--accent-2)}

.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.9rem;display:flex;flex-direction:column;gap:1.1rem}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field{display:flex;flex-direction:column;gap:.45rem}
.field span{font-size:.85rem;font-weight:500;color:var(--muted)}
.field em{color:var(--muted-2);font-style:normal;font-size:.8rem}
.field input,.field textarea{
  font-family:var(--sans);font-size:.97rem;color:var(--text);
  background:var(--bg);border:1px solid var(--line);border-radius:9px;
  padding:.8em .9em;transition:border-color .2s,box-shadow .2s;resize:vertical;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(94,234,212,.13)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form__foot{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;margin-top:.3rem}
.form__status{font-size:.9rem;font-family:var(--mono)}
.form__status.ok{color:var(--accent)}
.form__status.err{color:#fb7185}
.form.sending .form__submit{opacity:.6;pointer-events:none}

/* ---------- Footer ---------- */
.footer{background:var(--bg);border-top:1px solid var(--line);padding:3rem 0 2.5rem}
.footer__inner{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.footer__brand{display:flex;gap:1rem;align-items:flex-start;max-width:420px}
.footer__brand p{color:var(--muted-2);font-size:.92rem;margin-top:.1rem}
.footer__meta{display:flex;flex-direction:column;gap:.4rem;text-align:right;font-size:.9rem;color:var(--muted-2)}
.footer__meta a{color:var(--muted)}
.footer__meta a:hover{color:var(--accent)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .approach,.about,.contact{grid-template-columns:1fr}
  .nav__links{
    position:fixed;inset:70px 0 auto 0;flex-direction:column;align-items:stretch;
    gap:0;background:rgba(10,14,22,.97);backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);padding:1rem 24px 1.4rem;
    transform:translateY(-120%);transition:transform .3s ease;
  }
  .nav__links.open{transform:none}
  .nav__links a{padding:.85rem 0;border-bottom:1px solid var(--line);color:var(--text)}
  .nav__cta{margin-top:.8rem;justify-content:center}
  .nav__toggle{display:flex}
  .nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__toggle.open span:nth-child(2){opacity:0}
  .nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:560px){
  .form__row{grid-template-columns:1fr}
  .footer__inner{flex-direction:column}
  .footer__meta{text-align:left}
  .hero__stats{gap:1.5rem 2.2rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}