body{
  font-family:var(--font-body);
  background:
    radial-gradient(circle at 75% 10%, rgba(255,255,255,.13), transparent 28rem),
    radial-gradient(circle at 12% 20%, rgba(120,120,255,.12), transparent 24rem),
    var(--color-bg);
  color:var(--color-text);
}

/* ===== Premium Overlay Scrollbar ===== */

html{
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,.18) transparent;
}

body::-webkit-scrollbar{
  width:4px;
}

body::-webkit-scrollbar-track{
  background:transparent;
}

body::-webkit-scrollbar-thumb{
  background:transparent;
  border-radius:999px;
  transition:background .2s ease;
}

body:hover::-webkit-scrollbar-thumb{
  background:rgba(255,255,255,.18);
}

body::-webkit-scrollbar-thumb:hover{
  background:rgba(255,255,255,.28);
}

main{
  width:min(var(--container),calc(100% - 32px));
  margin-inline:auto;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  border:1px solid var(--color-line);
  border-radius:999px;
  padding:.8rem 1.1rem;
  font-weight:700;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}

.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--color-accent);color:#050507}
.btn-secondary{background:rgba(255,255,255,.06);color:var(--color-text)}
.btn-lg{padding:1rem 1.35rem}