:root {
    --sonet-primary: #1e3c72;    /* Bleu foncé institutionnel */
    --sonet-secondary: #2a5298;   /* Bleu moyen */
    --sonet-accent: #e67e22;      /* Orange pour les CTA */
    --sonet-light: #f8f9fa;       /* Fond clair */
    --sonet-dark: #1a2a3a;        /* Texte foncé */
    --sonet-gray: #6c757d;         /* Texte gris */
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--sonet-dark);
    overflow-x: hidden;
}

/* Header et Navigation */
.navbar-sonet {
    background: linear-gradient(135deg, var(--sonet-primary) 0%, var(--sonet-secondary) 100%);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-sonet .navbar-brand img {
    height: 50px;
    transition: transform 0.3s ease;
}

.navbar-sonet .navbar-brand img:hover {
    transform: scale(1.05);
}

.navbar-sonet .nav-link {
    color: white !important;
    font-weight: 500;
    padding: 0.5rem 1.2rem !important;
    margin: 0 0.2rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.navbar-sonet .nav-link:hover,
.navbar-sonet .nav-link.active {
    background-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}

/* Boutons CTA */
.btn-devis {
    background: white;
    color: var(--sonet-primary) !important;
    border: 2px solid white;
    font-weight: 600;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-devis:hover {
    background: transparent;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-whatsapp {
    background: #25D366;
    color: white !important;
    border: 2px solid #25D366;
    font-weight: 600;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-whatsapp:hover {
    background: transparent;
    color: #25D366 !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(30,60,114,0.95) 0%, rgba(42,82,152,0.95) 100%);
    min-height: 600px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,170.7C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-position: bottom;
    background-repeat: no-repeat;
    bottom: 0;
    opacity: 0.5;
}

/* Cards */
.card-projet {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
}

.card-projet:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(30,60,114,0.2);
}

.card-projet .card-img-top {
    height: 220px;
    object-fit: cover;
    transition: all 0.5s ease;
}

.card-projet:hover .card-img-top {
    transform: scale(1.1);
}

.badge-en-cours {
    background: var(--sonet-accent);
    color: white;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2;
}

/* Partenaires */
.partner-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-card:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(30,60,114,0.15);
}

.partner-card img {
    max-width: 80%;
    max-height: 80px;
    filter: grayscale(0%);
    transition: all 0.3s ease;
}

.partner-card:hover img {
    filter: grayscale(0%);
}

/* Section Activités */
.activite-card {
    text-align: center;
    padding: 2rem;
    border-radius: 10px;
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.activite-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(30,60,114,0.15);
}

.activite-icon {
    width: 80px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    background: linear-gradient(135deg, var(--sonet-primary), var(--sonet-secondary));
    color: white;
    font-size: 2rem;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.activite-card:hover .activite-icon {
    transform: rotateY(180deg);
}

/* Formulaire de contact */
.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.contact-form .form-control {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 0.8rem 1rem;
    transition: all 0.3s ease;
}

.contact-form .form-control:focus {
    border-color: var(--sonet-primary);
    box-shadow: 0 0 0 0.2rem rgba(30,60,114,0.1);
}

.contact-info-card {
    background: linear-gradient(135deg, var(--sonet-primary), var(--sonet-secondary));
    color: white;
    padding: 2.5rem;
    border-radius: 15px;
    height: 100%;
}

.contact-info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: var(--sonet-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: white;
    padding-left: 5px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.5rem;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--sonet-accent);
    transform: translateY(-3px);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* Responsive */
@media (max-width: 991px) {
    .navbar-sonet .btn-devis,
    .navbar-sonet .btn-whatsapp {
        margin: 0.5rem 0;
        text-align: center;
    }
    
    .hero-section {
        min-height: 400px;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: 300px;
        text-align: center;
    }
    
    .hero-section .btn {
        margin: 0.5rem;
    }
}
/* 
<!-- Style pour le dropdown --> */

.dropdown-menu {
    background: white;
    border: none;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border-radius: 10px;
    padding: 0.5rem;
    margin-top: 10px;
}

.dropdown-item {
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    color: var(--sonet-dark);
}

.dropdown-item:hover {
    background: var(--sonet-primary);
    color: white !important;
    transform: translateX(5px);
}

.dropdown-item.active {
    background: var(--sonet-primary);
    color: white;
}

.dropdown-divider {
    margin: 0.5rem 0;
    opacity: 0.1;
}

@media (max-width: 991px) {
    .dropdown-menu {
        background: transparent;
        box-shadow: none;
        padding-left: 1rem;
    }
    
    .dropdown-item {
        color: white;
    }
    
    .dropdown-item:hover {
        background: rgba(255,255,255,0.1);
    }
}