body {
  font-family: 'Inter' sans-serif;
  margin: 0;
  padding: 0;

}





/* Intro */
.intro h1 {
  margin-top: 250px;
  font-size: 1.9rem;
  color: #023e8a; /* bleu profond plus doux */
  font-weight: 700;
  letter-spacing: 1.2px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.05);
  text-align: center;
  margin-bottom: 15px;
}

.intro p {
  max-width: 650px;
  margin: 20px auto 0;
  font-size: 1.2rem;
  color: #444444;
  font-weight: 400;
  line-height: 1.5;
  text-align: center;
}

/* Vidéo */
.video-section{
  padding: 30px 0px; /* un peu plus d’espace vertical */
  text-align: center;
  color: #222222;
  max-width: 1300px;
  margin: 0 auto;
}
.video-container {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
  background-color: #fff;
}

.video-container video {
  width: 100%;
  height: auto; /* s’adapte en hauteur automatiquement */
  display: block;
  object-fit: cover;
  }
  

/*--------------------------------------Description---------------------------------*/
.description-logiciel {
  background-color: #ffffff;
  padding: 5px 20px;
}

.description-logiciel h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  margin-top: 10px;
  color:  #023e8a;
  text-align: center;
}

.description-logiciel p {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
  color: #333;
  text-align: justify;
}


/*-------------------------------------------------Themes----------------------*/
.themes {
  background-color: #fcfdfe; /* gris très clair, presque blanc */
  text-align: center;
}

.themes h2 {
  font-size: 2rem;
  font-weight: 600;
  color: #003e7e; /* bleu pro mais doux */
  margin-bottom: 40px;
  position: relative;
  display: inline-block;
}



.scrolling-container {
  overflow: hidden;
  width: 100%;
  background-color: #f9f9f9;
  padding: 25px 0;
  border-radius: 0px;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.05);
  margin: 60px 0 40px;
}

.scrolling-track {
  display: flex;
  gap: 28px;
  width: max-content;
  will-change: transform;
  padding-left: 20px;
}

/* Theme "boutons" sans fond, avec bordure fine, texte coloré */
.theme-card {
  min-width: 160px;
  flex-shrink: 0;
  background-color: transparent;  /* PLUS de fond */
  padding: 12px 25px;
  border-radius: 25px;
  box-shadow: none; /* suppression de l'ombre */
  text-align: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1rem;
  color: #004085;
  border: 2px solid #004085; /* bordure bleue nette */
  user-select: none;
  transition: 
    background-color 0.3s ease,
    color 0.3s ease,
    transform 0.25s ease;
}

.theme-card.hovered,
.theme-card.active {
  background-color: #004085; /* Bleu sombre */
  color: white;
}


/* zone détails fonctionnalités */
.details-section {
  margin-top: 50px;
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: center;
  background-color: #f9f9f9;
}

/* boite fonctionnalité */
.feature-box {
  background-color: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.07);
  padding: 25px 22px;
  max-width: 380px;
  width: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #333333;
}

.feature-box:hover,
.feature-box:focus-within {
  transform: scale(1.05);
  box-shadow: 0 14px 32px rgba(0,0,0,0.12);
  outline: none;
}

/* Titre de fonctionnalité */
.feature-box h3 {
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: #004085;
  text-align: left;
}

/* Description */
.feature-box p {
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.5;
  text-align: left;
  color: #555555;
}

/* Image / vidéo */
.feature-box img,
.feature-box video {
  width: 100%;
  height: auto;
  border-radius: 12px;
  margin-top: 18px;
  box-shadow: 0 6px 12px rgba(0,0,0,0.08);
  display: block;
}

/*---------------------------------------------------Versions--------------------------------*/

.version-timeline {
  padding: 80px 20px;
  background: #ffffff;
  text-align: left;
  max-width: 700px;
  margin: auto;
}

.version-timeline h2 {
  text-align: center;
  color: #003e7e;
  margin-bottom: 40px;
  font-size:2.2rem;
}

.version-timeline ul {
  list-style: none;
  padding: 0;
  border-left: 2px solid #ccc;
}

.version-timeline li {
  margin: 30px 0;
  padding-left: 20px;
  position: relative;
  color: #333;
  cursor: default;
}

.version-timeline li::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 5px;
  width: 12px;
  height: 12px;
  background-color: #0051a8;
  border-radius: 50%;
}
.version-timeline span {
  font-weight: bold;
  color: #0051a8;
}

/*---------------------------------------Downloads----------------------------------*/
.downloads {

  align-items: center;
  background-color: #f9f9f9;
  margin-bottom:120px;
  padding:25px;

  
}

.downloads h2 {
  text-align: center;
  color: #003e7e;
  font-size:2.2rem;
}

/* Button for software */
/* Centered software button block */
.software-button {
  margin-bottom: 2rem;
  margin-top:20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}


.btn-download {
  display: inline-block;
  padding: 1rem 1.9rem;
  background-color: #0077cc;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.2rem;
  transition: background 0.3s ease;
 
}

.btn-download:hover {
  background-color: #005fa3;
}

.software-desc {
  margin-top: 0.5rem;
  color: #333333;
  font-size: 0.95rem;
  align-items: center;
  font-weight:600;
}

/* PDF list */
.pdf-downloads {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
 
 
}

.pdf-item {
  text-decoration: none;
  color: inherit;
  padding-left: 0.2rem;
  border-left: 4px solid #0077cc;
  transition: background 0.2s;
  
}


.pdf-item p {
  margin: 0.3rem 0 0;
  color: #333333;
  font-size: 1.1rem;
}

.pdf-item:hover {
  background:#e1f0ff;
  border-color: #005fa3;
  padding-left: 0.5rem;
}
.software-name-version {
  color:#333333 !important;
  font-weight: bold !important;
  font-size: 1.1rem !important;
  text-align: center !important;
  margin-bottom: 0 !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}



/*--------------------------Responsivness---------------------*/
@media (max-width: 1024px){
  .feature-box {
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.07);
    padding: 25px 22px;
    max-width:350px;
    width: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333333;
  }
  .video-section{
    padding: 50px 0px; /* un peu plus d’espace vertical */
    text-align: center;
    color: #222222;
    max-width: 720px;
    margin: 0 auto;
  }
  }
@media (max-width: 840px){
.feature-box {
  background-color: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.07);
  padding: 25px 22px;
  max-width:550px;
  width: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #333333;
}
.video-section{
  padding: 50px 0px; /* un peu plus d’espace vertical */
  text-align: center;
  color: #222222;
  max-width: 580px;
  margin: 0 auto;
}

}

@media (max-width: 650px){
.feature-box {
  background-color: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.07);
  padding: 25px 22px;
  max-width:410px;
  width: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #333333;
}
.video-section{
  padding: 50px 0px; /* un peu plus d’espace vertical */
  text-align: center;
  color: #222222;
  max-width: 480px;
  margin: 0 auto;
}
}
@media (max-width: 560px) {
  .intro h1 {
    margin-top: 250px;
    font-size: 1.5rem;
    color: #023e8a; /* bleu profond plus doux */
    font-weight: 700;
    letter-spacing: 1.2px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
    text-align: center;
  }
  
  .intro p {
    max-width: 650px;
    margin: 25px auto 0;
    font-size: 0.9rem;
    color: #444444;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
  }
  .video-section{
    padding: 50px 0px; /* un peu plus d’espace vertical */
    text-align: center;
    color: #222222;
    max-width: 410px;
    margin: 0 auto;
  }
  .description-logiciel h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    margin-top: 10px;
    color:  #023e8a;
  }
  .themes {
    max-width:800px;
    background-color: #fcfdfe; /* gris très clair, presque blanc */
    text-align: center;
  }
  
  .themes h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #003e7e; /* bleu pro mais doux */
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
  }
  .feature-box {
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.07);
    padding: 25px 22px;
    max-width: 330px;
    width: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333333;
  }
  
  
  
  .version-timeline h2 {
    text-align: center;
    color: #003e7e;
    margin-bottom: 40px;
    font-size:1.6rem;
  }
  .downloads h2 {
    font-size: 1.5rem;
    color: #003e7e;
    margin-bottom: 40px;
  }

}


@media (max-width: 410px) {
  .intro h1 {
    margin-top: 250px;
    font-size: 1.5rem;
    color: #023e8a; /* bleu profond plus doux */
    font-weight: 700;
    letter-spacing: 1.2px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
    text-align: center;
  }
  
  .intro p {
    max-width: 650px;
    margin: 25px auto 0;
    font-size: 0.9rem;
    color: #444444;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
  }
  .video-section{
    padding: 50px 0px; /* un peu plus d’espace vertical */
    text-align: center;
    color: #222222;
    max-width: 300px;
    margin: 0 auto;
  }
  .description-logiciel h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    margin-top: 10px;
    color:  #023e8a;
  }
  .themes {
    max-width:400px;
    background-color: #fcfdfe; /* gris très clair, presque blanc */
    text-align: center;
  }
  
  .themes h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #003e7e; /* bleu pro mais doux */
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
  }
  .feature-box {
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.07);
    padding: 25px 22px;
    max-width: 300px;
    width: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333333;
  }
  
  
  .version-timeline h2 {
    text-align: center;
    color: #003e7e;
    margin-bottom: 40px;
    font-size:1.6rem;
  }
  .downloads h2 {
    font-size: 1.5rem;
    color: #003e7e;
    margin-bottom: 40px;
  }

}