*{
  box-sizing: border-box;
}

body {
    background: #fbf9fe;
    margin: 0 0;
    padding: 0 0;
    width: 100%;
}

html{
  width: 100%;
  margin : 0 0;
  padding: 0 0;
}

/* color */

:root{

    --blue : #2159FF;
    --black : #01002A;
    --white : #FFF;
}



  .circle{
    position: fixed;
    width: 20px;
    height: 20px;
    background-color: var(--blue);
    top: -20px;
    left: -20px;
    pointer-events: none;
  }


/* font */
 @media (min-width: 300px) {
    .title-6xl{
        margin: 0;
        color: var(--white);
        font-size: 6vh;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .title-5xl{
        margin: 0;
        color: var(--black);
        font-size: 3.5vh;
        font-weight: 200;
        font-family: 'Host Grotesk';
    }

    .title-5xlwhite{
        margin: 0;
        color: var(--white);
        font-size: 4vh;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .title-4xl{
        margin: 0;
        color: var(--black);
        font-size: 3vh;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .para{
        margin: 0;
        color: var(--black);
        font-size: 1.5vh;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }
 }

@media (min-width: 768px) {
    .title-6xl{
        margin: 0;
        color: var(--white);
        font-size: 5vw;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .title-5xl{
        margin: 0;
        color: var(--black);
        font-size: 3.5vw;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .title-5xlwhite{
        margin: 0;
        color: var(--white);
        font-size: 3.5vw;
        font-weight: 300;
        font-family: 'Host Grotesk';
    }

    .title-4xl{
        margin: 0;
        color: var(--black);
        font-size: 3vw;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }

    .para{
        margin: 0;
        color: var(--black);
        font-size: 1.1vw;
        font-weight: 400;
        font-family: 'Host Grotesk';
    }
}


/*_____________button_________ */

a, a:link, a:visited{
  	position: relative;
	padding: 0;
	margin: 0;
	text-decoration: none;
	cursor: pointer;
}

.btncontainer{
	display: flex;
	align-items: center;
	gap: 0.2vw;
}

.Arrowbutton{
	width: 1.8vh;
}

@media (min-width:320px){
	.btnwhite{
	color: var(--white);
	font-family: 'Host Grotesk';
	font-size: 1rem;
	}
}

@media (min-width:768px){
	.btnwhite{
	display: flex;
	color: var(--white);
	font-family: 'Host Grotesk';
	font-size: 1.2rem;
	}
}

.btnwhite {
  display: inline-block;
  position: relative;
}

.btnwhite::after{
content: '';
  position: absolute;
  width: 100%;
  transform: scaleX(0);
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--white);
  transition: transform 0.25s ease-out;
}

.btnwhite:hover:after{
	transform: scaleX(1);
}

.btnwhite.btnwhitehover::after{
	transform-origin: bottom right;
}

.btnwhite.btnwhitehover:hover::after{
	transform-origin: bottom left;
}


.projet {
  display:none;
}

.projet.active {
  display:block;
}

.buttonfiltertag {
  font-family: 'Host Grotesk';
  font-size: 2vh;
  font-weight: 400;
  display: flex;
  width: fit-content;
  border:solid 1px gray;
  border-radius: 0.2vw;
  padding:8px;
  gap: 2vw;
  cursor: pointer;
}

.buttonfiltertag.active {
  background: var(--blue);
  color:white;
  border: none;
}

@media (min-width:300px){
  #buttonfilter{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 2vw;
  }
}

@media (min-width:768px){
  #buttonfilter{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.5vw;
  }
}


/*_____________welcome_________ */

@media (min-width:300px){
  #welcome{
    width: 100%;
    height: 100vh;
    background-color: var(--blue);
    padding: 3vw 6vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1vw;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
  }

  .welcometext{
    display: flex;
    position: fixed;
    flex-direction: column;
    width: 80%;
    gap: 1vw;
  }
}

@media (min-width:768px){
  #welcome{
    width: 100%;
    height: 100vh;
    background-color: var(--blue);
    padding: 3vw 6vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    gap: 1vw;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
  }

  .welcometext{
    display: flex;
    position: fixed;
    flex-direction: column;
    width: 60%;
    gap: 1vw;
  }
}

/*_____________Presentation_________ */

@media (min-width:300px){
  #presentation{
    padding: 4vh 3vh;
    display: flex;
    flex-direction: column;
    justify-content: left;
    background: var(--white);
    position: relative;
    gap: 2vh;
  }

  .prescolumn{
    width: 100%;
  }
}

@media (min-width:768px){
  #presentation{
    padding: 5vw 6vw;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    background: var(--white);
    position: relative;
  }

  .prescolumn{
    width: 40vw;
  }
}
/* ___________Projets______________*/

@media (min-width:300px){
  .displaypages{
    display: flex;
    padding: 4vh 3vh;
    flex-direction: column;
    justify-content: left;
    background-color: var(--white);
  }

  .grid {
    width: 100%;
    display: flex;
    order: 2;
    flex-direction: column;
    gap: 2vh;

  }

  .projet-card {
    display: flex;
    height: 50vh;
    flex-direction: column;
    align-items: start;
    justify-content: end;
    margin: 0;
    border-radius: 1vw;
  }

  .projet-content{
    display: flex;
    width: 80vw;
    flex-direction: column;
    z-index: 3;
    position:absolute;
    padding: 2vw 2vw;
    gap: 1vh;
  }

  .projet-text{
    font-family: 'Host Grotesk';
    font-size: 4vh; 
    font-weight: 400;
    text-decoration: none;
    color: var(--white);
  }

  .rectange-black{
    background-color: #000009;
    opacity: 30%;
    width:100%;
    height: 50vh;
    position: absolute;
    z-index: 2;
    border-radius: 1vh;
  }

  .projet-video{
    width: 100%;
    height: 50vh;
    object-fit: cover;
    border-radius: 1vh;
  }

  .projet-img{
      width: 100%;
      height: 50vh;
      object-fit: cover;
      object-position: center;
      border-radius: 1vh;
  }
}

@media (min-width:768px){
  .displaypages{
    display: flex;
    padding: 3vw 6vw;
    flex-direction: row;
    justify-content: space-between;
    z-index:1;
    position:relative;
  }

  .grid {
    width: 40vw;
    order: -1;
    display: flex;
    flex-direction: column;
    gap: 2vh;

  }

  .projet-card {
    display: flex;
    height: 50vh;
    flex-direction: column;
    align-items: start;
    justify-content: end;
    margin: 0;
    border-radius: 1vw;
  }

  .projet-content{
    display: flex;
    width: 30vw;
    flex-direction: column;
    z-index: 3;
    position:absolute;
    padding: 2vw 2vw;
    gap: 1vh;
  }

  .projet-text{
    font-family: 'Host Grotesk';
    font-size: 2vw; 
    font-weight: 400;
    text-decoration: none;
    color: var(--white);
  }

  .rectange-black{
    background-color: #000009;
    opacity: 30%;
    width:100%;
    height: 50vh;
    position: absolute;
    z-index: 2;
    border-radius: 0.4vw;
  }

  .projet-video{
    width: 100%;
    height: 50vh;
    object-fit: cover;
    border-radius: 0.4vw;
  }

  .projet-img{
      width: 100%;
      height: 50vh;
      object-fit: cover;
      object-position: center;
      border-radius: 0.4vw;
  }
}

/* ___________Collection______________*/


@media (min-width:300px){
  .collection{
    width: 100%;
    display: flex;
    flex-direction: column;
    padding: 4vh 0;
  }

  .collectioncontent{
    display: flex;
    flex-direction: column;
    position: relative;
    top: 0;
    gap: 2vh;
  }
}

@media (min-width:768px){
  .collection{
    width: 40vw;
    display: flex;
    flex-direction: column;
  }

  .collectioncontent{
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 10vh;
  }
}