:root{
  --text: rgba(255,255,255,0.96);
  --text-dim: rgba(255,255,255,0.80);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  background:#0b1a2a;
  color:var(--text);
  overflow:hidden;
}

.bg{
  position:fixed;
  inset:0;
  z-index:-1;
}

.bg__img{
  position:absolute;
  inset:0;
  background-image:image-set(
    url("assets/bg-clean-1200.jpg") 1x,
    url("assets/bg-clean.jpg") 2x
  );
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}

.hero{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:
    max(28px, env(safe-area-inset-top))
    6vw
    max(44px, env(safe-area-inset-bottom))
    6vw;
}

.hero__content{ max-width:980px; }

.title{
  margin:0 0 20px 0;
  font-weight:700;
  font-size:clamp(40px,5.2vw,84px);
  line-height:1.05;
  letter-spacing:-0.035em;
}

.sub{
  margin:0;
  font-size:clamp(18px,1.9vw,26px);
  line-height:1.5;
  color:var(--text-dim);
}

.footer{
  position:fixed;
  bottom:calc(18px + env(safe-area-inset-bottom));
  width:100%;
  text-align:center;
  font-size:12px;
  color:rgba(255,255,255,0.65);
}

@media (max-width:420px){
  .title{ font-size:38px; }
  .sub{ font-size:17px; }
}