*{margin:0;padding:0;box-sizing:border-box;}
body{
  font-family:'Poppins',sans-serif;
  background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
  color:#222;
  overflow-x:hidden;
}

/* HEADER */
header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  background:rgba(255,255,255,0.95);
  backdrop-filter:blur(10px);
  box-shadow:0 8px 32px rgba(0,0,0,0.1);
  z-index:1000;
  transition:all 0.3s ease;
}
header.scrolled{
  background:rgba(255,255,255,0.98);
  box-shadow:0 4px 20px rgba(0,0,0,0.15);
}
header .container{
  max-width:1400px;
  margin:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 40px;
}
header .logo{
  display:flex;
  align-items:center;
  gap:12px;
  cursor:pointer;
  transition:transform 0.3s ease;
}
header .logo:hover{
  transform:scale(1.05);
}
header .logo img{
  width:55px;
  height:55px;
  object-fit:cover;
  border-radius:15px;
  box-shadow:0 4px 15px rgba(102,126,234,0.3);
}
header .logo span{
  font-size:1.8rem;
  font-weight:700;
  background:linear-gradient(135deg,#667eea,#764ba2);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
header nav ul{
  list-style:none;
  display:flex;
  gap:35px;
  align-items:center;
}
header nav ul li{
  position:relative;
}
header nav ul li a{
  font-weight:600;
  color:#333;
  text-decoration:none;
  cursor:pointer;
  transition:all 0.3s;
  position:relative;
  padding:8px 12px;
  font-size:1rem;
  font-family:'Poppins',sans-serif;
  display:block;
}
header nav ul li a::after{
  content:'';
  position:absolute;
  bottom:0;
  left:0;
  width:0;
  height:2px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  transition:width 0.3s ease;
}
header nav ul li a:hover::after,
header nav ul li a.active::after{
  width:100%;
}
header nav ul li a:hover,
header nav ul li a.active{
  color:#667eea;
}

/* MENU HAMBURGER */
.menu-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  padding:5px;
  z-index:1001;
  background:none;
  border:none;
}
.menu-toggle span{
  width:30px;
  height:3px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  border-radius:2px;
  transition:all 0.3s;
}
.menu-toggle.active span:nth-child(1){
  transform:rotate(45deg) translate(8px,8px);
}
.menu-toggle.active span:nth-child(2){
  opacity:0;
}
.menu-toggle.active span:nth-child(3){
  transform:rotate(-45deg) translate(7px,-7px);
}

/* SECTIONS */
section{
  padding:140px 5% 80px;
  min-height:100vh;
  animation:fadeIn 0.6s ease;
}
section.active{
  display:block;
}
@keyframes fadeIn{
  from{opacity:0;transform:translateY(20px);}
  to{opacity:1;transform:translateY(0);}
}

/* ACCUEIL */
#accueil{
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
  position:relative;
  overflow:hidden;
}
#accueil::before{
  content:'';
  position:absolute;
  top:-50%;
  right:-50%;
  width:100%;
  height:100%;
  background:radial-gradient(circle,rgba(255,255,255,0.1),transparent);
  animation:float 8s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translate(0,0) rotate(0deg);}
  50%{transform:translate(50px,50px) rotate(180deg);}
}
#accueil h1{
  font-size:4.5rem;
  color:white;
  margin-bottom:25px;
  text-shadow:0 4px 20px rgba(0,0,0,0.2);
  animation:slideDown 0.8s ease;
  position:relative;
  z-index:1;
}
@keyframes slideDown{
  from{opacity:0;transform:translateY(-50px);}
  to{opacity:1;transform:translateY(0);}
}
#accueil p{
  font-size:1.4rem;
  color:rgba(255,255,255,0.95);
  max-width:700px;
  line-height:1.8;
  margin-bottom:40px;
  animation:slideUp 0.8s ease 0.2s both;
  position:relative;
  z-index:1;
}
@keyframes slideUp{
  from{opacity:0;transform:translateY(50px);}
  to{opacity:1;transform:translateY(0);}
}
.cta-button{
  padding:18px 45px;
  background:white;
  color:#667eea;
  font-weight:700;
  font-size:1.1rem;
  border-radius:50px;
  border:none;
  cursor:pointer;
  box-shadow:0 10px 30px rgba(0,0,0,0.2);
  transition:all 0.3s ease;
  animation:slideUp 0.8s ease 0.4s both;
  position:relative;
  z-index:1;
  font-family:'Poppins',sans-serif;
  text-decoration:none;
  display:inline-block;
}
.cta-button:hover{
  transform:translateY(-5px);
  box-shadow:0 15px 40px rgba(0,0,0,0.3);
  background:linear-gradient(135deg,#667eea,#764ba2);
  color:white;
}

/* TITRES SECTIONS */
h2{
  font-size:3rem;
  background:linear-gradient(135deg,#667eea,#764ba2);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  text-align:center;
  margin-bottom:60px;
  position:relative;
}
h2::after{
  content:'';
  position:absolute;
  bottom:-15px;
  left:50%;
  transform:translateX(-50%);
  width:80px;
  height:4px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  border-radius:2px;
}

/* SECTIONS COLORÉES */
#services,#equipe,#contact,#partenaires,#temoignages{
  background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);
}

#qui-sommes-nous,#engagements{
  background:linear-gradient(135deg,#e0c3fc 0%,#8ec5fc 100%);
}

.page-section{
  background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);
}

#qui-sommes-nous.page-section,
#engagements.page-section{
  background:linear-gradient(135deg,#e0c3fc 0%,#8ec5fc 100%);
}

/* CARDS */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:40px;
  max-width:1400px;
  margin:auto;
  padding:0 20px;
}
.card{
  background:white;
  border-radius:25px;
  box-shadow:0 20px 60px rgba(0,0,0,0.1);
  overflow:hidden;
  transition:all 0.4s ease;
  cursor:pointer;
  position:relative;
}
.card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:5px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  transform:scaleX(0);
  transition:transform 0.4s ease;
}
.card:hover::before{
  transform:scaleX(1);
}
.card:hover{
  transform:translateY(-10px) scale(1.02);
  box-shadow:0 30px 80px rgba(102,126,234,0.25);
}
.card img{
  width:100%;
  height:220px;
  object-fit:cover;
  transition:transform 0.5s ease;
}
.card:hover img{
  transform:scale(1.1);
}
.card .content{
  padding:25px;
}
.card h3{
  color:#333;
  font-size:1.5rem;
  margin-bottom:12px;
  text-align:center;
}
.card p{
  text-align:center;
  color:#666;
  font-size:1rem;
  line-height:1.6;
}

/* FORMULAIRE */
#formulaire,
#demarches{
  display:flex;
  flex-direction:column;
  align-items:center;
  background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);
}
#formulaire h2,
#demarches h2{
  margin-bottom:20px;
}

/* DÉMARCHES HERO */
.demarches-hero{
  text-align:center;
  margin-bottom:60px;
  padding:0 20px;
}

.hero-subtitle{
  font-size:1.2rem;
  color:#666;
  max-width:600px;
  margin:15px auto 0;
  line-height:1.6;
}

/* DÉMARCHES SECTION */
.demarches-container{
  max-width:800px;
  margin:0 auto 80px;
  padding:0 20px;
  position:relative;
}

.demarche-step{
  background:white;
  border-radius:25px;
  padding:40px;
  margin-bottom:40px;
  box-shadow:0 15px 50px rgba(0,0,0,0.08);
  display:flex;
  gap:30px;
  align-items:flex-start;
  transition:all 0.4s ease;
  position:relative;
  overflow:hidden;
}

.demarche-step::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:6px;
  height:100%;
  background:linear-gradient(180deg,#667eea,#764ba2);
  opacity:0;
  transition:opacity 0.4s ease;
}

.demarche-step:hover::before{
  opacity:1;
}

.demarche-step:hover{
  transform:translateY(-8px);
  box-shadow:0 25px 70px rgba(102,126,234,0.15);
}

.step-icon{
  position:relative;
  flex-shrink:0;
}

.step-number{
  width:70px;
  height:70px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  color:white;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:2rem;
  font-weight:700;
  box-shadow:0 8px 25px rgba(102,126,234,0.4);
  position:relative;
  z-index:2;
  transition:transform 0.4s ease;
}

.demarche-step:hover .step-number{
  transform:scale(1.1) rotate(5deg);
}

.step-circle{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  width:90px;
  height:90px;
  border:3px dashed rgba(102,126,234,0.3);
  border-radius:50%;
  z-index:1;
  animation:rotate 20s linear infinite;
}

@keyframes rotate{
  from{transform:translate(-50%,-50%) rotate(0deg);}
  to{transform:translate(-50%,-50%) rotate(360deg);}
}

.connector-line{
  width:4px;
  height:40px;
  background:linear-gradient(180deg,#667eea,#764ba2);
  margin:0 auto 40px;
  border-radius:2px;
  opacity:0.3;
  position:relative;
}

.connector-line::before,
.connector-line::after{
  content:'';
  position:absolute;
  width:10px;
  height:10px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  border-radius:50%;
  left:50%;
  transform:translateX(-50%);
}

.connector-line::before{
  top:-5px;
}

.connector-line::after{
  bottom:-5px;
}

.step-content h3{
  color:#333;
  font-size:1.5rem;
  margin-bottom:15px;
  text-align:left;
  font-weight:600;
}

.step-content p{
  color:#666;
  font-size:1.05rem;
  line-height:1.8;
  text-align:left;
  margin:0 0 15px 0;
}

.step-badge{
  display:inline-block;
  padding:8px 18px;
  background:linear-gradient(135deg,rgba(102,126,234,0.1),rgba(118,75,162,0.1));
  border:2px solid rgba(102,126,234,0.3);
  border-radius:20px;
  color:#667eea;
  font-size:0.85rem;
  font-weight:600;
  margin-top:10px;
}

/* FORMULAIRE SECTION */
.formulaire-section{
  width:100%;
  max-width:700px;
  margin:0 auto;
  padding:50px 20px;
}

.form-header{
  text-align:center;
  margin-bottom:40px;
  background:white;
  padding:40px;
  border-radius:25px;
  box-shadow:0 15px 50px rgba(0,0,0,0.08);
}

.form-icon{
  font-size:3.5rem;
  margin-bottom:20px;
  animation:bounce 2s ease-in-out infinite;
}

@keyframes bounce{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-10px);}
}

.form-header h3{
  font-size:2rem;
  color:#333;
  margin-bottom:15px;
  background:linear-gradient(135deg,#667eea,#764ba2);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

.form-description{
  color:#666;
  font-size:1.05rem;
  line-height:1.6;
  max-width:500px;
  margin:0 auto;
}

form{
  display:flex;
  flex-direction:column;
  gap:25px;
  max-width:700px;
  width:100%;
  background:white;
  padding:50px 45px;
  border-radius:25px;
  box-shadow:0 20px 60px rgba(0,0,0,0.1);
}

.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}

.form-group{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.form-group label{
  font-weight:600;
  color:#333;
  font-size:0.95rem;
  padding-left:5px;
}

form input:not([type="file"]),
form select{
  padding:16px 20px;
  border-radius:15px;
  border:2px solid #e0e0e0;
  font-size:1rem;
  transition:all 0.3s ease;
  font-family:'Poppins',sans-serif;
  background:white;
}

form input:not([type="file"]):focus,
form select:focus{
  outline:none;
  border-color:#667eea;
  box-shadow:0 0 0 4px rgba(102,126,234,0.1);
  transform:translateY(-2px);
}

.file-upload-group{
  background:rgba(102,126,234,0.05);
  padding:25px;
  border-radius:15px;
  border:2px dashed rgba(102,126,234,0.3);
  transition:all 0.3s ease;
}

.file-upload-group:hover{
  background:rgba(102,126,234,0.08);
  border-color:#667eea;
}

.file-upload-group label{
  font-size:1.05rem;
  color:#667eea;
}

.file-upload-wrapper{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.file-upload-wrapper input[type="file"]{
  padding:15px;
  border:2px solid #e0e0e0;
  border-radius:12px;
  cursor:pointer;
  font-family:'Poppins',sans-serif;
  font-size:0.95rem;
  transition:all 0.3s ease;
  background:white;
}

.file-upload-wrapper input[type="file"]:hover{
  border-color:#667eea;
  background:rgba(102,126,234,0.02);
}

.file-upload-wrapper input[type="file"]::file-selector-button{
  padding:12px 24px;
  border:none;
  background:linear-gradient(135deg,#667eea,#764ba2);
  color:white;
  border-radius:10px;
  cursor:pointer;
  font-weight:600;
  font-family:'Poppins',sans-serif;
  margin-right:15px;
  transition:all 0.3s ease;
}

.file-upload-wrapper input[type="file"]::file-selector-button:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(102,126,234,0.4);
}

.file-help{
  font-size:0.85rem;
  color:#999;
  font-style:italic;
}

.submit-button{
  padding:20px;
  border-radius:50px;
  border:none;
  background:linear-gradient(135deg,#667eea,#764ba2);
  color:white;
  font-weight:700;
  font-size:1.15rem;
  cursor:pointer;
  transition:all 0.3s ease;
  box-shadow:0 10px 30px rgba(102,126,234,0.3);
  margin-top:15px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  position:relative;
  overflow:hidden;
}

.submit-button::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent);
  transition:left 0.5s ease;
}

.submit-button:hover::before{
  left:100%;
}

.submit-button:hover{
  transform:translateY(-3px);
  box-shadow:0 15px 45px rgba(102,126,234,0.5);
}

.button-icon{
  font-size:1.3rem;
}

.form-notice{
  text-align:center;
  font-size:0.9rem;
  color:#999;
  margin-top:10px;
  line-height:1.5;
}

.form-warning{
  font-size:1.1rem;
  color:#764ba2;
  margin-bottom:40px;
  font-weight:600;
}

/* CONTACT */
#contact .card{
  max-width:800px;
  margin:auto;
}
#contact .card .content{
  padding:40px;
}
#contact .card p{
  margin-bottom:20px;
  font-size:1.1rem;
}
#contact .card a{
  color:#667eea;
  font-weight:600;
  text-decoration:none;
  transition:color 0.3s;
}
#contact .card a:hover{
  color:#764ba2;
  text-decoration:underline;
}

/* FOOTER */
footer{
  background:linear-gradient(135deg,#667eea,#764ba2);
  color:white;
  text-align:center;
  padding:40px 10%;
  font-size:1rem;
  box-shadow:0 -10px 30px rgba(0,0,0,0.1);
}

/* RESPONSIVE */
@media(max-width:768px){
  header .container{padding:15px 20px;}
  header .logo span{font-size:1.4rem;}
  header .logo img{width:45px;height:45px;}
  
  .menu-toggle{display:flex;}
  
  header nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:white;
    box-shadow:0 10px 30px rgba(0,0,0,0.1);
    max-height:0;
    overflow:hidden;
    transition:max-height 0.3s ease;
  }
  
  header nav.active{
    max-height:500px;
  }
  
  header nav ul{
    flex-direction:column;
    gap:0;
    padding:20px 0;
  }
  
  header nav ul li{
    width:100%;
    text-align:center;
    border-bottom:1px solid #f0f0f0;
  }
  
  header nav ul li a{
    width:100%;
    padding:15px;
    font-size:1rem;
  }
  
  header nav ul li a:hover{
    background:rgba(102,126,234,0.1);
  }
  
  header nav ul li a::after{display:none;}
  
  #accueil h1{font-size:2.5rem;}
  #accueil p{font-size:1.1rem;padding:0 10px;}
  h2{font-size:2rem;}
  .cards{grid-template-columns:1fr;padding:0 10px;}
  form{padding:30px 25px;}
  
  .demarche-step{
    flex-direction:column;
    padding:30px 20px;
    text-align:center;
  }
  
  .step-icon{
    margin:0 auto 20px;
  }
  
  .step-number{
    width:60px;
    height:60px;
    font-size:1.6rem;
  }
  
  .step-circle{
    width:80px;
    height:80px;
  }
  
  .step-content h3{
    text-align:center;
    font-size:1.3rem;
  }
  
  .step-content p{
    text-align:center;
  }
  
  .demarches-container{
    padding:0 15px;
  }
  
  .connector-line{
    height:30px;
    margin:0 auto 30px;
  }
  
  .form-header{
    padding:30px 20px;
  }
  
  .form-header h3{
    font-size:1.6rem;
  }
  
  .form-description{
    font-size:0.95rem;
  }
  
  .form-row{
    grid-template-columns:1fr;
    gap:25px;
  }
  
  .file-upload-group{
    padding:20px;
  }
  
  .hero-subtitle{
    font-size:1rem;
  }
}