*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial,sans-serif;
}

body{
background:#f8f8f8;
color:#333;
}

header{
background:#fff;
box-shadow:0 2px 10px rgba(0,0,0,.08);
position:sticky;
top:0;
z-index:999;
}

.container{
width:90%;
margin:auto;
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 0;
}

.logo img{
height:60px;
}

nav{
display:flex;
gap:10px;
}

.btn{
padding:10px 22px;
text-decoration:none;
border-radius:6px;
font-weight:bold;
}

.login{
background:#2196F3;
color:#fff;
}

.register{
background:#4CAF50;
color:#fff;
}

.hero{
padding:70px 20px;
text-align:center;
background:white;
}

.products{
padding:60px 5%;
}

.product-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:30px;
}

.card{
background:white;
padding:20px;
border-radius:10px;
text-align:center;
box-shadow:0 5px 20px rgba(0,0,0,.08);
transition:.3s;
}

.card:hover{
transform:translateY(-6px);
}

.card img{
width:100%;
height:220px;
object-fit:cover;
border-radius:8px;
}

.card button{
margin-top:15px;
padding:10px 25px;
background:#2196F3;
border:none;
color:white;
cursor:pointer;
border-radius:5px;
}

.testimonial{
padding:60px 8%;
background:white;
}

.review{
margin:20px 0;
padding:20px;
background:#f2f2f2;
border-left:5px solid #2196F3;
}

.faq{
padding:60px 8%;
}

.faq-item{
margin-bottom:25px;
background:white;
padding:20px;
border-radius:8px;
}

footer{
background:#222;
color:white;
padding:60px 8%;
}

.footer-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:40px;
}

footer h3{
margin-bottom:15px;
}

footer p{
line-height:28px;
}

.copyright{
text-align:center;
margin-top:40px;
}