:root{
  --red:#e30613;
  --red-dark:#a90008;
  --black:#050505;
  --charcoal:#111315;
  --charcoal-2:#1a1d20;
  --gray:#7d838a;
  --light:#eceff1;
  --white:#ffffff;
  --line:#2a2f34;
  --max:1180px;
  --radius:18px;
  --shadow:0 18px 50px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--white);
  background:var(--black);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),92%);margin:auto}
.topbar{
  background:#000;
  border-bottom:1px solid #1b1b1b;
  color:#c6c9cc;
  text-align:center;
  padding:.55rem 1rem;
  font-size:.88rem;
}
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(5,5,5,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid #222;
}
.nav-wrap{
  min-height:84px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo img{
  width:240px;
  height:auto;
  filter:brightness(1.25) contrast(1.1);
}
nav{
  display:flex;
  align-items:center;
  gap:24px;
  font-weight:800;
  font-size:.92rem;
}
nav a{color:#e7e7e7}
nav a:hover,nav a.active{color:var(--red)}
.nav-cta{
  background:var(--red);
  padding:12px 18px;
  border-radius:10px;
}
.menu-btn{
  display:none;
  border:0;
  background:transparent;
  color:white;
  font-size:1.8rem;
}
.hero{
  position:relative;
  min-height:720px;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:
    linear-gradient(90deg,rgba(0,0,0,.96) 0%,rgba(0,0,0,.88) 48%,rgba(0,0,0,.35) 100%),
    radial-gradient(circle at 78% 18%,rgba(227,6,19,.22),transparent 26%),
    linear-gradient(145deg,#24292f 0%,#121417 45%,#050505 75%);
}
.hero:after{
  content:"";
  position:absolute;
  inset:auto -8% -24% 42%;
  height:390px;
  border-top:8px solid var(--red);
  border-radius:50%;
  transform:rotate(-5deg);
  opacity:.8;
}
.hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
  padding:90px 0;
}
.eyebrow{
  color:var(--red);
  text-transform:uppercase;
  letter-spacing:.16em;
  font-size:.8rem;
  font-weight:900;
}
h1,h2,h3{margin-top:0;line-height:1.08}
h1{
  font-size:clamp(3rem,7vw,6.5rem);
  letter-spacing:-.055em;
  margin:.5rem 0 1rem;
}
h2{
  font-size:clamp(2rem,4.5vw,3.6rem);
  letter-spacing:-.04em;
}
h3{font-size:1.3rem}
.red{color:var(--red)}
.lead{
  max-width:700px;
  color:#d3d7da;
  font-size:1.15rem;
}
.btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:52px;
  padding:0 20px;
  border-radius:10px;
  border:1px solid transparent;
  font-weight:900;
  cursor:pointer;
}
.btn-primary{background:var(--red);color:white}
.btn-primary:hover{background:#ff1723}
.btn-outline{border-color:#7f858b;background:rgba(255,255,255,.03)}
.hero-card{
  background:linear-gradient(160deg,#191c20,#0b0c0e);
  border:1px solid #2f3439;
  box-shadow:var(--shadow);
  padding:30px;
  border-radius:26px;
  position:relative;
}
.hero-card:before{
  content:"ADAS";
  position:absolute;
  right:22px;
  top:20px;
  color:rgba(227,6,19,.16);
  font-size:4rem;
  font-weight:1000;
}
.hero-card .icon{
  width:72px;height:72px;border:2px solid var(--red);border-radius:50%;
  display:grid;place-items:center;font-size:2rem;margin-bottom:18px;
}
.hero-card p{color:#c5c8ca}
.badges{
  margin-top:32px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.badge{
  background:rgba(255,255,255,.03);
  border:1px solid #262a2e;
  padding:15px;
  border-radius:12px;
  font-size:.9rem;
}
.badge b{display:block}
.badge span{color:#9ea4a8;font-size:.82rem}
.service-strip{
  border-top:1px solid #242424;
  border-bottom:1px solid #242424;
  background:#0c0d0f;
}
.service-strip .container{
  display:flex;
  gap:28px;
  overflow:auto;
  padding:18px 0;
  white-space:nowrap;
  color:#c7cbce;
  font-weight:800;
}
.section{padding:88px 0}
.section-dark{background:#0b0c0e}
.section-soft{background:#111315}
.section-head{max-width:780px;margin-bottom:36px}
.section-head p{color:#aeb4b8}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:linear-gradient(180deg,#17191c,#0e1012);
  border:1px solid #2a2f34;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 10px 30px rgba(0,0,0,.18);
}
.card-body{padding:24px}
.card p{color:#afb4b7}
.service-icon{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  background:var(--red);font-size:1.35rem;margin-bottom:16px;
}
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.panel{
  background:linear-gradient(145deg,#1c1f22,#0c0d0f);
  border:1px solid #2a2f34;
  border-radius:24px;
  padding:34px;
}
.checks{display:grid;gap:14px;margin:24px 0}
.check{display:flex;gap:12px;color:#d1d4d6}
.check span:first-child{color:var(--red);font-weight:1000}
.quote-wrap{display:grid;grid-template-columns:1fr 1fr;gap:36px}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-size:.88rem;color:#c8cccf}
input,select,textarea{
  width:100%;
  background:#17191c;
  color:#fff;
  border:1px solid #34393f;
  border-radius:10px;
  padding:14px;
}
textarea{min-height:130px;resize:vertical}
.full{grid-column:1/-1}
.notice{
  background:#18191b;
  border-left:4px solid var(--red);
  padding:14px 16px;
  color:#c8cccf;
  border-radius:8px;
  margin-bottom:18px;
}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  background:#121416;border:1px solid #2a2f34;border-radius:16px;padding:24px;
}
.stars{color:#ffbf00;letter-spacing:.12em}
.areas{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.area{
  padding:20px;
  text-align:center;
  background:#141618;
  border:1px solid #292d31;
  border-radius:12px;
  font-weight:900;
}
.area:hover{border-color:var(--red)}
.faq{display:grid;gap:12px}
details{
  background:#141618;border:1px solid #292d31;border-radius:12px;padding:18px 20px;
}
summary{cursor:pointer;font-weight:900}
details p{color:#adb3b7}
.cta{
  background:linear-gradient(120deg,#870008,#e30613);
  padding:62px 0;
}
.cta .container{display:flex;align-items:center;justify-content:space-between;gap:30px}
.footer{
  background:#050505;border-top:1px solid #202020;padding:56px 0 105px;
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
.footer h3{font-size:1rem;color:#fff}
.footer p,.footer a{color:#9da3a7}
.footer a{display:block;margin:.4rem 0}
.footer-logo{width:260px;margin-bottom:16px}
.legal{margin-top:34px;border-top:1px solid #202020;padding-top:20px;color:#777;font-size:.84rem}
.mobile-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:1200;
  grid-template-columns:1fr 1fr;
  box-shadow:0 -8px 30px rgba(0,0,0,.35);
}
.mobile-bar a{padding:15px;text-align:center;font-weight:1000;background:#181a1d}
.mobile-bar a:first-child{background:var(--red)}
.chat-placeholder{
  position:fixed;right:20px;bottom:20px;z-index:1100;
  width:62px;height:62px;border-radius:50%;
  display:grid;place-items:center;background:var(--red);
  box-shadow:0 8px 30px rgba(227,6,19,.38);
  font-size:1.6rem;
}
.page-hero{
  padding:100px 0 78px;
  background:linear-gradient(135deg,#15181b,#050505 70%);
  border-bottom:1px solid #222;
}
.page-hero h1{font-size:clamp(2.8rem,6vw,5rem)}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.kpi{background:#141618;border:1px solid #292d31;padding:22px;border-radius:14px;text-align:center}
.kpi strong{display:block;font-size:1.6rem;color:var(--red)}
@media(max-width:980px){
  nav{
    display:none;
    position:absolute;
    top:84px;
    left:0;right:0;
    background:#050505;
    flex-direction:column;
    align-items:flex-start;
    padding:24px;
    border-bottom:1px solid #222;
  }
  nav.open{display:flex}
  .menu-btn{display:block}
  .hero-grid,.split,.quote-wrap{grid-template-columns:1fr}
  .badges,.grid-4,.areas,.kpi-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3,.review-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .logo img{width:190px}
  .hero{min-height:auto}
  .hero-grid{padding:72px 0}
  .btns{display:grid}
  .btn{width:100%}
  .badges,.grid-3,.grid-4,.review-grid,.areas,.kpi-grid,.footer-grid,form{grid-template-columns:1fr}
  .full{grid-column:auto}
  .cta .container{display:block}
  .mobile-bar{display:grid}
  .chat-placeholder{bottom:78px}
  .footer{padding-bottom:130px}
}