body {
  font-family: 'Arial', sans-serif;
  background-color: rgb(245, 245, 245);   
  margin: 0;
  padding: 0;
}

.app{
  min-height: 100vh;
  padding: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.topbar{
  display:flex; 
  justify-content:space-between; 
  gap:16px; 
  align-items:flex-start;
  padding:18px 40px 2px;
}

.subtitle{
  margin:6px 0 0;
  opacity: 0.7;
  line-height:1.5;
}

.subtitle2{
  margin:6px 0 0;
  opacity: 0.7;
  line-height:1.5;
  font-size:14px
}

.grid{
  display:grid;
  grid-template-columns: 360px 1fr;
  gap:16px;
  margin-top:16px;
  align-items: start;
  padding: 0 34px 24px;
}

.card{
  background: rgb(234, 232, 230);
  border-radius: 18px;
  padding: 16px;           
}

.panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.panel h2,.garden h2{
  margin:0 0 12px;
  font-size:18px;
}

.garden {
  padding: 16px;
}

#canvasContainer {
  display: flex;
  justify-content: center;  
  align-items: center; 
  width: 100%;  
  height: 420px; 
  position: relative;
}

.btn-back {
  display: inline-block;
  margin-bottom: 16px;  
  color: rgb(0, 0, 0);               
  text-decoration: none;    
  font-size: 14px;
  text-align: center;
  font-weight: bold;
}

.btn-back:hover {
  color: rgb(180,100,70);
}

h1{
  margin:0; 
  font-size:32px; 
}

button {
  background: rgb(245,245,245);
  border:1px solid rgb(240,240,240);
  padding: 10px 12px;
  margin: 10px;
  border-radius: 14px;
  font-size: 14px;
  cursor: pointer;
  transition: transform .08s ease, background-color .12s ease, border-color .12s ease;
}

button:hover {
  background-color: rgb(180,100,70);
  transform: scale(1.1); 
}

@media (max-width: 920px){
  .grid{
    grid-template-columns: 1fr; 
  }
  .garden-canvas{
    height: 520px;
  }
}