.ig-header{
  position: sticky;
  top:0;
  z-index:9999;
  background: rgba(10,25,47,0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.10);
}

.ig-header-inner{
  max-width:1200px;
  margin:0 auto;
  padding: 18px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.ig-brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:#fff;
}

.ig-logo{
  width:44px !important;
  height:44px !important;
  max-width:44px !important;
  max-height:44px !important;
  object-fit:contain;
  display:block;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
}

.ig-brand-text{ line-height:1.05; }

.ig-title{
  font-size: 18px;
  font-weight: 800;
  letter-spacing:-0.02em;
}
.ig-title span{ color: var(--blue); }

.ig-sub{
  margin-top:2px;
  font-size:12px;
  color: rgba(255,255,255,0.70);
}

.ig-back{
  color: var(--blue);
  font-weight: 650;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
}
.ig-back:hover{
  background: rgba(255,255,255,0.10);
  transform: translateY(-1px);
}