nav{position:sticky;top:0;z-index:20;background:rgba(250,250,252,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(0,0,0,.08)}nav .inner{max-width:1180px;margin:auto;padding:12px 24px;display:flex;gap:20px;align-items:center;overflow:auto;white-space:nowrap}