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

html{
scroll-behavior:smooth;
}

body{
background:#050505;
color:#fff;
overflow-x:hidden;
}

header{
background:#000;
border-bottom:1px solid #222;
position:sticky;
top:0;
z-index:999;
}

.nav{
width:90%;
max-width:1400px;
margin:auto;
display:flex;
justify-content:space-between;
align-items:center;
padding:10px 0;
}

.logo{
height:130px;
}

.nav ul{
display:flex;
gap:40px;
list-style:none;
}

.nav ul a{
color:#fff;
text-decoration:none;
font-weight:bold;
font-size:18px;
transition:.3s;
}

.nav ul a:hover{
color:#f7c531;
}

.phone{
color:#f7c531;
font-size:18px;
font-weight:bold;
}

.hero{
background:
linear-gradient(rgba(0,0,0,.65),rgba(0,0,0,.65)),
url('images/hero.jpg');
background-size:cover;
background-position:center;
min-height:850px;
display:flex;
align-items:center;
}

.hero-content{
width:90%;
max-width:1400px;
margin:auto;
}

.hero-text{
max-width:700px;
}

.hero h1{
font-size:90px;
line-height:1;
text-transform:uppercase;
margin-bottom:20px;
}

.hero h1 span{
color:#f7c531;
}

.hero h2{
font-size:55px;
margin-bottom:25px;
}

.hero p{
font-size:24px;
line-height:1.8;
margin-bottom:40px;
}

.buttons{
display:flex;
gap:20px;
margin-bottom:50px;
flex-wrap:wrap;
}

.btn-yellow{
background:#f7c531;
color:#000;
padding:18px 40px;
border-radius:6px;
font-weight:bold;
text-decoration:none;
}

.btn-dark{
border:2px solid #f7c531;
color:#f7c531;
padding:18px 40px;
border-radius:6px;
font-weight:bold;
text-decoration:none;
}

.infos-hero{
display:flex;
gap:40px;
flex-wrap:wrap;
margin-top:30px;
}

.info-box{
background:rgba(0,0,0,.6);
border:1px solid #333;
padding:20px;
border-radius:8px;
min-width:220px;
}

.info-box h3{
color:#f7c531;
margin-bottom:8px;
}

#services{
padding:100px 5%;
background:#080808;
}

#services h2{
text-align:center;
font-size:50px;
color:#f7c531;
margin-bottom:50px;
}

.services-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
gap:25px;
}

.card{
background:#111;
border:1px solid #2a2a2a;
padding:35px;
border-radius:10px;
font-size:20px;
text-align:center;
transition:.3s;
}

.card:hover{
transform:translateY(-8px);
border-color:#f7c531;
box-shadow:0 0 20px rgba(247,197,49,.2);
}

#apropos{
padding:100px 5%;
text-align:center;
}

#apropos h2{
font-size:50px;
color:#f7c531;
margin-bottom:40px;
}

.infos{
display:flex;
justify-content:center;
gap:30px;
flex-wrap:wrap;
font-size:22px;
margin-bottom:30px;
}

.zone{
font-size:24px;
font-weight:bold;
}

#devis{
padding:100px 5%;
background:#0d0d0d;
}

#devis h2{
text-align:center;
font-size:50px;
margin-bottom:40px;
color:#f7c531;
}

form{
max-width:900px;
margin:auto;
background:#111;
padding:40px;
border-radius:12px;
border:1px solid #222;
}

input,
textarea{
width:100%;
padding:18px;
margin-bottom:15px;
background:#0a0a0a;
border:1px solid #333;
color:white;
border-radius:6px;
font-size:16px;
}

textarea{
height:180px;
resize:none;
}

button{
width:100%;
padding:18px;
background:#f7c531;
color:#000;
font-size:18px;
font-weight:bold;
border:none;
border-radius:6px;
cursor:pointer;
}

button:hover{
opacity:.9;
}

footer{
background:#000;
padding:60px 20px;
text-align:center;
border-top:1px solid #222;
}

footer img{
height:100px;
margin-bottom:20px;
}

footer p{
margin:10px 0;
font-size:18px;
}

@media(max-width:900px){

.logo{
height:80px;
}

.nav{
flex-direction:column;
gap:15px;
}

.nav ul{
gap:15px;
flex-wrap:wrap;
justify-content:center;
}

.hero{
min-height:700px;
}

.hero h1{
font-size:50px;
}

.hero h2{
font-size:32px;
}

.hero p{
font-size:18px;
}

.phone{
font-size:16px;
}

.info-box{
width:100%;
}

}