:root{
  --bg:#0c1218; --card:#111a22; --muted:#a7b2bf; --text:#e8f0f7; --brand1:#0fd; --brand2:#47ff6b; --accent:#00d1ff;
  --stroke:rgba(255,255,255,.08); --shadow:0 8px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,"Apple Color Emoji","Segoe UI Emoji"; color:var(--text); background:radial-gradient(1200px 600px at 80% -10%,rgba(0,209,255,.08),transparent),linear-gradient(180deg, #0b1217 0%, #0c1218 100%);}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:40;background:rgba(12,18,24,.7);backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid var(--stroke)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:36px;height:36px}
.brand b{font-weight:700;letter-spacing:.3px}
.brand small{display:block;color:var(--muted);font-size:12px;margin-top:-2px}
.menu{display:flex;gap:22px}
.menu a{color:#cfe7ff;font-weight:500;opacity:.9}
.cta{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid var(--stroke);border-radius:12px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));box-shadow:var(--shadow)}
.cta span.badge{font-size:11px;color:#061015;background:linear-gradient(90deg,var(--accent),var(--brand2));padding:4px 8px;border-radius:999px}
.burger{display:none;border:1px solid var(--stroke);border-radius:10px;padding:8px}

/* Language switcher */
.lang{display:flex;align-items:center;gap:8px}
.lang select{background:#0f1620;border:1px solid var(--stroke);color:#cfe7ff;border-radius:10px;padding:8px}

/* HERO */
.hero{position:relative;padding:72px 0 40px;border-bottom:1px solid var(--stroke);overflow:hidden}
.grid-bg{position:absolute;inset:-10% -10% auto -10%;height:320px;background:linear-gradient(90deg,transparent 50%,rgba(255,255,255,.05) 50%),linear-gradient(0deg,transparent 50%,rgba(255,255,255,.05) 50%);background-size:60px 60px;mask-image:radial-gradient(70% 120% at 30% 10%,black,transparent)}
.hero .container{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center}
.kicker{display:inline-flex;gap:8px;align-items:center;color:#8ad8ff;font-size:13px;background:rgba(0,209,255,.08);border:1px solid rgba(0,209,255,.25);padding:6px 10px;border-radius:999px}
.title{font-size:44px;line-height:1.1;margin:14px 0 10px}
.title .grad{background:linear-gradient(90deg,var(--accent),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.subtitle{color:var(--muted);font-size:18px}
.hero-cta{display:flex;gap:12px;margin-top:18px}
.btn{padding:12px 16px;border-radius:12px;border:1px solid var(--stroke);background:#0f1620;cursor:pointer;font-weight:600}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--brand2));color:#00211a;border:none}
.hero-card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--stroke);border-radius:16px;padding:18px;box-shadow:var(--shadow)}

/* SECTIONS */
section{padding:56px 0;border-bottom:1px solid var(--stroke)}
.section-title{font-size:28px;margin:0 0 10px}
.section-sub{color:var(--muted);margin:0 0 22px}

/* Services */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid var(--stroke);border-radius:16px;padding:18px;position:relative;overflow:hidden}
.card:after{content:"";position:absolute;inset:auto -40% -40% auto;width:160px;height:160px;background:radial-gradient(circle at 30% 30%,rgba(0,209,255,.2),transparent 60%)}
.card h3{margin:6px 0 8px;font-size:18px}
.card p{color:var(--muted);font-size:14px}

/* Projects */
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.project{border:1px solid var(--stroke);border-radius:16px;overflow:hidden;background:#0f1620}
.project .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,rgba(0,209,255,.25),rgba(71,255,107,.15));position:relative}
.project .thumb::after{content:"";position:absolute;inset:0;background-image:linear-gradient(transparent,rgba(0,0,0,.35))}
.project .body{padding:14px}
.tag{display:inline-block;padding:4px 8px;border-radius:999px;border:1px solid var(--stroke);font-size:11px;color:#8ad8ff;margin-right:6px}

/* Process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:st}
.step{border:1px solid var(--stroke);border-radius:16px;padding:18px;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015))}
.step b::before{counter-increment:st;content:counter(st) ". ";color:#8ad8ff}

/* Contact */
form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
form input, form textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--stroke);background:#0f1620;color:var(--text)}
form textarea{grid-column:1/-1;min-height:120px;resize:vertical}
form button{justify-self:start}

/* Footer */
footer{padding:30px 0;color:#a5b1be}

/* Utilities */
.hide{display:none}

/* Responsive */
@media (max-width: 980px){
  .hero .container{grid-template-columns:1fr}
  .cards,.projects,.steps{grid-template-columns:1fr 1fr}
  .menu{display:none}
  .burger{display:block}
  .lang{display:none}
}
@media (max-width: 640px){
  .cards,.projects,.steps{grid-template-columns:1fr}
  .title{font-size:34px}
  form{grid-template-columns:1fr}
}

/* Small motion */
@keyframes floaty {from{transform:translateY(0)} 50%{transform:translateY(-6px)} to{transform:translateY(0)}}
.floaty{animation:floaty 6s ease-in-out infinite}