:root{
  --ensure-green:#32ff5a;
  --ensure-navy:#07121f;
  --ensure-ink:#0b1220;
  --ensure-trust:#0ea5a4;
  --ensure-bg:#f6f8fb;
}

.ensure-topbar{
  position: sticky;
  top: 0;
  z-index: 50;
  height: 64px;
  padding: 10px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;

  background: radial-gradient(1200px 200px at 20% 0%, rgba(50,255,90,.18), transparent 55%),
              linear-gradient(90deg, var(--ensure-navy), #0a1a2d);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.ensure-left{display:flex; align-items:center; gap:10px;}
.ensure-logo{
  height: 34px;
  width: auto;
  display:block;
  filter: drop-shadow(0 2px 10px rgba(50,255,90,.25));
}
.ensure-brand{display:flex; flex-direction:column; line-height:1.05;}
.ensure-name{
  color:#fff;
  font-weight:800;
  letter-spacing:.2px;
  font-size:18px;
}
.ensure-tagline{
  color: rgba(255,255,255,.72);
  font-size:12px;
  font-weight:600;
}
.ensure-right{display:flex; align-items:center; gap:10px;}
.ensure-avatar{
  height:34px; width:34px;
  border-radius:50%;
  border: 1px solid rgba(50,255,90,.35);
  box-shadow: 0 0 0 3px rgba(50,255,90,.12);
  object-fit:cover;
}