@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800&display=swap');

:root{
  --blue:#155779;
  --blue-dark:#0d3f5a;
  --orange:#e7633d;
  --cream:#f7f5f1;
  --ink:#18313e;
  --muted:#687b84;
  --line:#dfe6e9;
  --white:#fff;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.55;
}
a{text-decoration:none;color:inherit}
.container{width:min(1120px,calc(100% - 48px));margin:auto}

.header{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.nav{
  height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.logo img{display:block;width:165px}
.back{
  font-size:13px;
  font-weight:700;
  color:var(--blue);
}
.back:hover{color:var(--orange)}

.hero{
  padding:105px 0 100px;
  color:#fff;
  background:
    radial-gradient(circle at 88% 20%,rgba(231,99,61,.32),transparent 28%),
    var(--blue);
}
.eyebrow{
  margin:0 0 17px;
  color:var(--orange);
  font-size:10px;
  font-weight:800;
  letter-spacing:2.2px;
}
.hero .eyebrow{color:#ffb29c}
.hero h1{
  margin:0;
  max-width:850px;
  font-size:clamp(48px,7vw,82px);
  line-height:.95;
  letter-spacing:-4px;
}
.hero h1 span{color:#ffab91}
.edition{
  display:inline-block;
  margin:30px 0 0;
  padding:8px 13px;
  background:var(--orange);
  font-size:13px;
  font-weight:800;
}

.details{padding:100px 0;background:#fff}
.details-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:90px;
  align-items:start;
}
.intro h2{
  margin:0 0 22px;
  color:var(--blue);
  font-size:clamp(38px,5vw,62px);
  line-height:.98;
  letter-spacing:-3px;
}
.intro>p:last-child{
  max-width:520px;
  margin:0;
  color:var(--muted);
  font-size:17px;
}
.info{
  border-top:1px solid var(--line);
}
.info-row{
  display:flex;
  justify-content:space-between;
  gap:30px;
  padding:23px 0;
  border-bottom:1px solid var(--line);
}
.info-row span{
  color:var(--muted);
  font-size:12px;
}
.info-row strong{
  text-align:right;
  color:var(--blue);
  font-size:15px;
}

.tinkercad{
  padding:70px 0;
  background:var(--cream);
}
.tinkercad-box{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:50px;
  padding:50px;
  background:#fff;
  border:1px solid var(--line);
}
.tinkercad h2{
  margin:0 0 10px;
  color:var(--blue);
  font-size:clamp(28px,4vw,44px);
  line-height:1.05;
  letter-spacing:-1.5px;
}
.tinkercad p:not(.eyebrow){
  margin:0;
  color:var(--muted);
}
.button{
  flex:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 22px;
  border-radius:5px;
  background:var(--orange);
  color:#fff;
  font-size:13px;
  font-weight:800;
  transition:.2s ease;
}
.button:hover{
  transform:translateY(-2px);
  filter:brightness(.95);
}

.contact{padding:55px 0;background:#fff}
.contact-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
}
.contact p{margin:0;color:var(--muted);font-size:14px}
.contact a{color:var(--blue);font-weight:800}

footer{background:var(--blue-dark);color:#cbdce4}
.footer-inner{
  min-height:90px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:11px;
}
.footer-inner img{
  width:125px;
  filter:brightness(0) invert(1);
  opacity:.9;
}

@media(max-width:720px){
  .container{width:calc(100% - 32px)}
  .nav{height:70px}
  .logo img{width:140px}
  .hero{padding:75px 0 70px}
  .hero h1{letter-spacing:-3px}
  .details{padding:70px 0}
  .details-grid{grid-template-columns:1fr;gap:50px}
  .tinkercad{padding:45px 0}
  .tinkercad-box{display:block;padding:32px}
  .button{margin-top:25px}
  .contact-inner{display:block}
  .contact a{display:inline-block;margin-top:10px}
}