body{
  margin:0;
  padding:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:#f5f5f7;
  color:#111;
}

.app{
  max-width:900px;
  margin:auto;
  padding:18px;
}

.top-nav{
  position:sticky;
  top:0;
  z-index:100;
  display:flex;
  gap:10px;
  overflow:auto;
  padding:12px 0;
  margin-bottom:18px;
  background:#f5f5f7;
}

.nav-btn{
  border:none;
  background:white;
  padding:12px 18px;
  border-radius:14px;
  font-weight:700;
  white-space:nowrap;
  box-shadow:0 2px 10px rgba(0,0,0,0.06);
}

.topbar{
  text-align:center;
  margin-bottom:24px;
}

.topbar h1{
  margin:0;
  font-size:36px;
}

.topbar p{
  color:#666;
}

.login-card{
  background:white;
  padding:22px;
  border-radius:24px;
  margin-bottom:18px;
  box-shadow:0 4px 18px rgba(0,0,0,0.06);
}

input{
  width:100%;
  padding:18px;
  margin-top:12px;
  border-radius:16px;
  border:1px solid #ddd;
  box-sizing:border-box;
  font-size:17px;
}

.login-btn{
  width:100%;
  padding:18px;
  margin-top:16px;
  border:none;
  border-radius:18px;
  background:#0071e3;
  color:white;
  font-size:18px;
  font-weight:700;
}

.menu-grid{
  display:grid;
  gap:16px;
}

.menu-btn{
  background:white;
  border:none;
  padding:24px;
  border-radius:22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:18px;
  font-weight:700;
  box-shadow:0 4px 14px rgba(0,0,0,0.06);
}

.arrow{
  width:38px;
  height:38px;
  border-radius:50%;
  background:#f1f1f1;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  color:#888;
}

.result-item{
  background:#f5f5f7;
  padding:14px;
  margin-top:8px;
  border-radius:14px;
  font-weight:600;
}

.info-box{
  background:#f5f5f7;
  padding:14px;
  margin-top:12px;
  border-radius:14px;
  font-weight:600;
}

.order-line{
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:center;
  background:#f5f5f7;
  padding:14px;
  margin-top:10px;
  border-radius:14px;
}

hr{
  border:none;
  border-top:1px solid #eee;
  margin:20px 0;
}