:root{
  --red:#d71920;
  --black:#151515;
  --white:#fff;
  --light:#f3f3f3;
  --grey:#666;
  --line:#d2d2d2;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--black);
  background:#fff;
  line-height:1.6;
}
a{color:inherit}
.container{width:min(1160px,92%);margin:auto}
.site-header{
  position:sticky;top:0;z-index:20;
  background:#fff;border-bottom:1px solid var(--line);
}
.nav{
  min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px
}
.logo{width:155px;height:auto;display:block}
.nav-links{display:flex;gap:19px;align-items:center;flex-wrap:wrap}
.nav-links a{text-decoration:none;font-size:.92rem}
.nav-links a:hover{color:var(--red)}
.hero{
  background:var(--light);
  padding:78px 0 70px;
}
.hero-grid{
  display:grid;grid-template-columns:1.25fr .75fr;gap:45px;align-items:center
}
.kicker{color:var(--red);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:.9rem}
h1{font-size:clamp(2.7rem,6vw,5.6rem);line-height:.95;margin:12px 0 18px;letter-spacing:-.03em}
h2{font-size:clamp(1.7rem,3.5vw,2.8rem);line-height:1.1;margin:0 0 14px}
h3{font-size:1.2rem}
.lead{font-size:1.2rem;max-width:760px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{
  display:inline-block;padding:13px 20px;border:1px solid var(--black);
  border-radius:9px;text-decoration:none;font-weight:700
}
.btn-primary{background:var(--red);border-color:var(--red);color:#fff}
.btn-secondary{background:#fff}
.hero-card{
  background:#fff;border-left:7px solid var(--red);border-radius:14px;padding:28px;
  box-shadow:0 12px 35px rgba(0,0,0,.07)
}
.section{padding:68px 0}
.section-alt{background:var(--light)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:14px;padding:25px;background:#fff}
.card h3{color:var(--red);margin-top:0}
.callout{background:var(--black);color:#fff;border-radius:16px;padding:33px}
.callout .accent{color:#fff}
.badge{display:inline-block;color:var(--red);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:.82rem}
ul{padding-left:20px}
.notice{border-left:5px solid var(--red);background:var(--light);padding:20px 22px;border-radius:10px}
.downloads a{display:block;text-decoration:none;padding:15px;border:1px solid var(--line);border-radius:10px;margin:10px 0}
.downloads a:hover{border-color:var(--red);color:var(--red)}
.site-footer{border-top:1px solid var(--line);padding:30px 0;color:var(--grey);font-size:.9rem}
.footer-links{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px}
.footer-links a{text-decoration:none}
.center{text-align:center}
.small{font-size:.86rem;color:var(--grey)}
@media(max-width:900px){
  .hero-grid,.grid-4,.grid-2{grid-template-columns:1fr 1fr}
  .hero-grid{gap:25px}
}
@media(max-width:650px){
  .nav{align-items:flex-start;padding:12px 0;flex-direction:column}
  .nav-links{gap:10px}
  .hero-grid,.grid-4,.grid-2{grid-template-columns:1fr}
  .hero{padding:52px 0}
  .section{padding:48px 0}
}