.mbp-bg{position:relative;height:100vh;overflow:hidden;background:#09111f}
.mbp-gradient{position:absolute;inset:-20%;background:linear-gradient(45deg,#0a2540,#2f3cff,#7a2cff,#00c2ff);background-size:400% 400%;animation:g 18s ease infinite;filter:blur(40px);opacity:.85}
@keyframes g{0%{background-position:0 50%}50%{background-position:100% 50%}100%{background-position:0 50%}}
.mbp-blob{position:absolute;width:260px;height:260px;border-radius:50%;filter:blur(60px);opacity:.35;background:#7a5cff;animation:f 18s ease-in-out infinite alternate}
.b1{top:10%;left:8%}.b2{top:60%;left:20%;background:#00d4ff}.b3{top:25%;right:15%;background:#7f5cff}.b4{bottom:8%;right:12%}.b5{top:45%;left:45%;background:#4ecdc4}.b6{top:5%;left:60%;background:#4f7cff}
@keyframes f{from{transform:translate(0,0) scale(1)}to{transform:translate(80px,-60px) scale(1.2)}}