*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    background:#000;
    color:#fff;
    font-family:'Montserrat',sans-serif;
    overflow-x:hidden;
}

a{
    color:white;
    text-decoration:none;
}

.header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    padding:30px 60px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    z-index:1000;
    background:linear-gradient(
        to bottom,
        rgba(0,0,0,.35),
        transparent
    );
}

.logo{
    font-size:16px;
    letter-spacing:4px;
    font-weight:300;
    opacity:0;
    transition:opacity 1s ease;
}

nav{
    display:flex;
    gap:40px;
    opacity:0;
    transition:opacity 1s ease;
}

nav a{
    font-size:13px;
    letter-spacing:2px;
    text-transform:uppercase;
    transition:.3s;
}

nav a:hover{
    opacity:.6;
}

.hero{
    position:relative;
    width:100vw;
    height:100vh;
    overflow:hidden;
}

.video-container{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
}

.video-container iframe{
    position:absolute;
    top:50%;
    left:50%;
    width:140vw;
    height:140vh;
    transform:translate(-50%,-50%);
    pointer-events:none;
}
/* Plus aucun voile noir */

.overlay{
    display:none;
}

.hero-center{
    position:relative;
    z-index:2;
    height:100%;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    transition:opacity 1.5s ease;
}

.hero-center h1{
    font-size:5vw;
    font-weight:200;
    letter-spacing:10px;
    line-height:1;
}

.hero-center span{
    font-size:0.9vw;
    letter-spacing:14px;
    margin-top:8px;
}

.section-title{
    font-size:12px;
    letter-spacing:4px;
    opacity:.8;
    margin-bottom:30px;
}

.projects{
    padding:120px 8%;
    border-top:1px solid #222;
}

.projects h2{
    font-weight:300;
    font-size:48px;
    margin-bottom:40px;
}

.project-video{
    position:relative;
    width:100%;
    padding-top:56.25%;
}

.project-video iframe{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
}

.about{
    display:grid;
    grid-template-columns:1fr 1fr;
    border-top:1px solid #222;
}

.about-image img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
}

.about-content{
    padding:100px 80px;
}

.about-content h2{
    font-size:42px;
    line-height:1.25;
    font-weight:300;
    margin-bottom:40px;
}

.about-content p{
    color:#cfcfcf;
    line-height:1.9;
    margin-bottom:30px;
}

.services{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin:40px 0;
}

.services span{
    border:1px solid #333;
    padding:12px 18px;
    font-size:12px;
    letter-spacing:1px;
}

.contact{
    display:grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:50px;
    padding:120px 8%;
    border-top:1px solid #222;
}

.contact-left h2{
    font-size:52px;
    font-weight:300;
    line-height:1.2;
}

.contact-form form{
    display:flex;
    flex-direction:column;
    gap:20px;
}

input,
textarea{
    background:transparent;
    border:1px solid #333;
    color:white;
    padding:18px;
    font-family:inherit;
}

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

button{
    border:none;
    background:white;
    color:black;
    padding:18px;
    cursor:pointer;
    text-transform:uppercase;
    letter-spacing:2px;
}

button:hover{
    opacity:.9;
}

.contact-info{
    display:flex;
    flex-direction:column;
    gap:35px;
}

.contact-info p{
    line-height:1.8;
}

.contact-info strong{
    text-transform:uppercase;
    letter-spacing:2px;
    font-size:12px;
}

footer{
    border-top:1px solid #222;
    text-align:center;
    padding:30px;
    font-size:12px;
    letter-spacing:2px;
    color:#999;
}

@media(max-width:768px){

    .header{
        padding:20px 15px;
        background:none;
        align-items:center;
    }

    .logo{
        font-size:14px;
        letter-spacing:4px;
        white-space:nowrap;
    }

    nav{
        gap:10px;
    }

    nav a{
        font-size:10px;
        letter-spacing:1px;
        white-space:nowrap;
    }

    .hero{
        height:100vh;
    }

    .video-container iframe{
    position:absolute;
    top:50%;
    left:50%;
    width:300vw;
    height:100vh;
    transform:translate(-50%,-50%);
    pointer-events:none;
}

    .hero-center{
        display:none;
    }

    .about{
        grid-template-columns:1fr;
    }

    .contact{
        grid-template-columns:1fr;
    }

    .about-content{
        padding:50px 25px;
    }

    .about-content h2{
        font-size:28px;
    }

    .contact-left h2{
        font-size:34px;
    }

    .contact-form{
        margin-top:30px;
    }

}