body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  background:#f5f5f5;
  color:#222;
}

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

img{
  max-width:100%;
}

/* Conteneur central */
.container{
  max-width:1100px;
  margin:0 auto;
  padding:0 10px;
}

/* Bandeau du haut */
.topbar{
  background:#0E4A59;
  color:#fff;
  text-align:center;
  padding:5px 0;
  font-size:14px;
}

/* En-tête */
.header{
  background:#ffffff;
  border-bottom:1px solid #ddd;
}
.header-content{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:10px 0;
  flex-wrap:wrap;
}
.logo-zone{
  display:flex;
  align-items:center;
  gap:8px;
}
.logo-zone img{
  height:40px;
}
.site-name{
  font-weight:bold;
  font-size:18px;
  color:#0E4A59;
}

/* Menu */
.nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.nav a{
  padding:6px 10px;
  font-size:14px;
  border-radius:4px;
}
.nav a:hover{
  background:#0E4A59;
  color:#fff;
}

/* BANNIÈRE */
.hero{
  background:#0E4A59;
  color:#fff;
  padding:20px 0;
}
.hero-content{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
}
.hero-text{
  flex:2;
}
.hero-text h1{
  margin-top:0;
}
.hero-info{
  flex:1;
  background:rgba(255,255,255,0.1);
  padding:10px;
  border-radius:4px;
}
.hero-info h2{
  margin-top:0;
  font-size:16px;
}
.hero-info ul{
  padding-left:18px;
  margin:0;
  font-size:14px;
}
.hero-buttons{
  margin-top:10px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* Boutons */
.btn{
  display:inline-block;
  padding:8px 12px;
  border-radius:4px;
  font-size:14px;
}
.btn-main{
  background:#F2B705;
  color:#000;
}
.btn-main:hover{
  background:#d9a304;
}
.btn-secondary{
  border:1px solid #fff;
  color:#fff;
}
.btn-secondary:hover{
  background:#fff;
  color:#0E4A59;
}

/* Sections */
.section{
  padding:20px 0;
  background:#f5f5f5;
}
.section-grey{
  background:#e9e9e9;
}
.section h2{
  margin-top:0;
  margin-bottom:10px;
}

/* Cartes et colonnes */
.three-columns,
.two-columns{
  display:flex;
  gap:15px;
  flex-wrap:wrap;
}

.three-columns > .card{
  flex:1 1 30%;
}
.two-columns > .card{
  flex:1 1 45%;
}

.card{
  background:#ffffff;
  border:1px solid #ddd;
  border-radius:4px;
  padding:10px;
  font-size:14px;
}

.small-cards .card{
  text-align:center;
}

.number{
  font-size:24px;
  font-weight:bold;
  color:#0E4A59;
  margin:0;
}
.label{
  margin:5px 0 0 0;
  font-size:13px;
}

.small{
  font-size:13px;
}
.tiny{
  font-size:12px;
  color:#666;
}

/* Steps */
.steps{
  margin:0 0 10px 20px;
  padding:0;
  font-size:14px;
}

/* Formulaire */
.simple-form label{
  display:block;
  margin-bottom:8px;
  font-size:14px;
}
.simple-form input,
.simple-form textarea{
  width:100%;
  padding:6px;
  margin-top:4px;
  border:1px solid #ccc;
  border-radius:3px;
  font-family:inherit;
  font-size:14px;
}
.simple-form button{
  margin-top:8px;
  border:none;
  cursor:pointer;
}

/* Footer */
.footer{
  background:#222;
  color:#fff;
  text-align:center;
  padding:10px 0;
  font-size:13px;
  margin-top:10px;
}

/* Responsive simple */
@media (max-width:700px){
  .header-content{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }
  .hero-content{
    flex-direction:column;
  }
}