/* MU minimal: appbar + tabbar for mobile */
.mu-appbar{position:sticky;top:0;z-index:50;backdrop-filter:saturate(140%) blur(10px);background:rgba(255,255,255,.86);border-bottom:1px solid rgba(0,0,0,.06)}
.mu-appbar-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:12px;padding:10px 12px}
.mu-title{font-weight:800}
.mu-search{flex:1;display:flex;align-items:center;gap:8px;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:999px;padding:8px 12px}
.mu-search input{flex:1;border:0;background:transparent;outline:0}
.mu-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#ffffff;border-top:1px solid #e5e7eb;padding-bottom:env(safe-area-inset-bottom,0)}
.mu-tabbar ul{max-width:1080px;margin:0 auto;list-style:none;display:grid;grid-template-columns:repeat(4,1fr);padding:8px 12px;gap:6px}
.mu-tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:8px;border-radius:12px;color:#6b7280}
.mu-tabbar a.active{background:#fff7e6;color:#111;border:1px solid #ffe8b3}
.mu-icon{width:20px;height:20px;display:inline-block}