:root{--bg:#f6f7fb;--card:#fff;--muted:#7a7a7a;--accent:#ef4444;--accent2:#f97316;--text:#111827;}
*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bg);color:var(--text);}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:64px;background:#e11d48;display:flex;flex-direction:column;gap:20px;align-items:center;padding-top:24px}
.nav-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:999px;background:#ffffff1a;color:white;cursor:pointer}
.nav-icon:hover{background:#ffffff33}
main#app{margin-left:72px;padding:24px;max-width:1100px}
.card{background:var(--card);border-radius:16px;box-shadow:0 8px 20px rgba(0,0,0,.06);padding:24px}
.card.auth{max-width:520px;margin:64px auto;text-align:center}
.card.auth input{width:100%;padding:10px 12px;border:1px solid #e5e7eb;border-radius:10px}
.card.auth label{display:block;text-align:left;margin-bottom:12px;font-size:14px}
.btn{border:none;padding:10px 14px;border-radius:10px;cursor:pointer;background:#e5e7eb}
.btn.block{width:100%}
.btn.primary{background: linear-gradient(90deg,var(--accent),var(--accent2)); color:white}
.btn.outlined{background:transparent;border:1px solid #e5e7eb}
.sub{color:var(--muted);margin-top:-6px;margin-bottom:18px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.slot{display:flex;gap:8px;align-items:center}
#menu-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.menu-card{background:var(--card);border-radius:14px;box-shadow:0 6px 16px rgba(0,0,0,.05);overflow:hidden}
.menu-card img{display:block;width:100%;height:150px;object-fit:cover}
.menu-card .body{padding:14px}
.menu-card .title{font-weight:600;margin-bottom:6px}
.menu-card .price{font-weight:700}
.menu-card .row{display:flex;justify-content:space-between;align-items:center;margin-top:10px}
.menu-card .radio{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px}
.menu-card .footer{display:flex;gap:8px;margin-top:12px}
.menu-card .footer .btn{flex:1}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.35);display:grid;place-items:center}
.modal.hidden{display:none}
.modal-card{background:var(--card);border-radius:16px;padding:22px;min-width:340px}
.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:12px}
.muted{color:var(--muted)}
.cart-group{margin:16px 0}
.cart-group h4{margin:0 0 8px 0}
.cart-item{display:flex;gap:12px;align-items:center;background:var(--card);border-radius:12px;padding:10px;margin-bottom:8px;box-shadow:0 4px 10px rgba(0,0,0,.04)}
.cart-item img{width:84px;height:64px;object-fit:cover;border-radius:8px}
.cart-item .grow{flex:1}
.qty{display:flex;align-items:center;gap:6px}
.checkout-bar{position:sticky;bottom:0;background:var(--card);padding:12px 16px;border-radius:12px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 -4px 14px rgba(0,0,0,.06);margin-top:16px}
@media (max-width:640px){#menu-list{grid-template-columns:1fr}}