body{
  margin:0;
  font-family:'Inter',sans-serif;
  background:#f2f2f2;
  color:#111;
}

.container{
  max-width:1100px;
  margin:auto;
  padding:40px;
}

header{
  display:flex;
  justify-content:space-between;
  font-size:14px;
}

nav a{
  margin-left:20px;
  text-decoration:none;
  color:#111;
}

.hero{
  margin-top:80px;
}

.hero h1{
  font-size:64px;
  font-weight:400;
  line-height:1.1;
}

.hero img{
  width:100%;
  margin-top:40px;
}

.grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  margin-top:60px;
}

.block small{
  color:gray;
}

.block h3{
  margin-top:10px;
  font-weight:500;
}

.quote{
  margin-top:60px;
  font-style:italic;
}

.right-section{
  background:#e9e9e9;
  padding:60px 40px;
  margin-top:80px;
}

.right-section h2{
  font-weight:400;
}

.right-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
  margin-top:40px;
}

.right-grid img{
  width:100%;
}

footer{
  margin-top:80px;
  text-align:center;
  font-size:14px;
  color:gray;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
img {
  transition: transform 0.5s ease;
}

img:hover {
  transform: scale(1.05);
}

#topBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 10px 15px;
  border: none;
  background: black;
  color: white;
  cursor: pointer;
  display: none;
}