body{
font-family:Arial;
margin:0;
background:#fafafa;
text-align:center;
color:#333;
}

header{
background:#7a5ca6;
color:white;
padding:25px;
}

nav a{
color:white;
margin:5px;
text-decoration:none;
font-weight:bold;
}

.hero{
padding:80px 20px;
background:#eee;
}

.btn{
display:inline-block;
margin:10px;
padding:12px 20px;
background:#7a5ca6;
color:white;
text-decoration:none;
border-radius:6px;
font-weight:bold;
}

.whatsapp{
background:#25D366;
}

section{
padding:40px 20px;
}

.intro{
max-width:800px;
margin:auto;
}

h2{
color:#7a5ca6;
}

h3{
margin-top:40px;
}

/* GALERIE */

.gallery{

display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:20px;
max-width:1200px;
margin:auto;

}

.gallery img{

width:100%;
height:auto;
object-fit:contain;
border-radius:8px;
cursor:pointer;

}

/* LIGHTBOX */

.lightbox{

display:none;
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.9);
justify-content:center;
align-items:center;

}

.lightbox img{

max-width:95%;
max-height:95%;
object-fit:contain;

}

footer{

background:#eee;
padding:30px;
font-size:14px;

}

iframe{

max-width:900px;
margin:auto;
display:block;

}

@media(max-width:700px){

.hero{
padding:60px 15px;
}

.gallery{
grid-template-columns:1fr;
}
/* =========================
   Formulaire devis
========================= */

form{
max-width:600px;
margin:40px auto;
padding:20px;
background:#f6f6f6;
border-radius:12px;
box-shadow:0 3px 10px rgba(0,0,0,0.1);
}

form label{
display:block;
margin-top:15px;
font-weight:600;
}

form input,
form select,
form textarea{
width:100%;
padding:10px;
margin-top:5px;
border-radius:8px;
border:1px solid #ccc;
font-family:'Poppins',sans-serif;
}

form button{
margin-top:20px;
padding:12px 25px;
background:#7a5ca6;
color:white;
border:none;
border-radius:10px;
font-size:1em;
cursor:pointer;
}

form button:hover{
background:#5a3e91;
}
}