:root {
    --primary: #2d2d83; /* Couleur de base demandée */
    --dark: #1e1e1e;
    --light-gray: #f8f9fa;
    --text: #575757;
    --white: #ffffff;
}

* { margin:0; padding:0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: var(--dark); line-height: 1.6; background: var(--white); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Navbar */
.oc-navbar { background: #fff; padding: 20px 0; border-bottom: 1px solid #eee; position: sticky; top: 0; z-index: 1000; }
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.6rem; font-weight: 700; letter-spacing: -1px; }
.logo span { color: var(--primary); }
.nav-links { display: flex; list-style: none; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 500; font-size: 0.95rem; }.nav-toggle { display: none; background: none; border: 0; color: var(--dark); font-size: 1.5rem; cursor: pointer; }
.nav-links .mobile-btn { display: none; }
/* Hero Section */
.hero { padding: 100px 0; background: var(--white); }
.hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center; }
.badge { background: #eeeaff; color: var(--primary); padding: 5px 15px; border-radius: 20px; font-weight: 600; font-size: 0.8rem; margin-bottom: 20px; display: inline-block; }
h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 25px; }
h1 span { color: var(--primary); }
.hero p { font-size: 1.25rem; color: var(--text); margin-bottom: 35px; max-width: 600px; }

/* Illustration Style Dessin */
.hero-illustration { position: relative; display: flex; justify-content: center; }
.oc-drawing { position: relative; width: 300px; height: 300px; }
.circle-base { position: absolute; width: 250px; height: 250px; background: #f0edff; border-radius: 50%; z-index: 1; }
.floating-icon { position: absolute; font-size: 3.5rem; color: var(--primary); z-index: 2; animation: float 4s infinite ease-in-out; }
.icon-1 { top: 10%; left: 10%; }
.icon-2 { bottom: 15%; right: 10%; color: #ff7c00; }
.icon-3 { top: 40%; left: 40%; font-size: 5rem; opacity: 0.1; }

@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }

/* Services */
.services { padding: 80px 0; background: var(--light-gray); }
.title-center { text-align: center; margin-bottom: 50px; font-size: 2.2rem; }
.grid-services { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.service-card { background: #fff; padding: 40px; border-radius: 8px; border: 1px solid #e0e0e0; transition: 0.3s; }
.service-card:hover { border-color: var(--primary); transform: translateY(-5px); }
.card-head i { font-size: 2.5rem; color: var(--primary); margin-bottom: 20px; }
.service-card h3 { margin-bottom: 15px; font-size: 1.4rem; }

/* Boutons */
.btn-primary { background: var(--primary); color: white; padding: 10px 20px; border-radius: 4px; text-decoration: none; font-weight: 600; }
.btn-main { background: var(--primary); color: white; padding: 15px 30px; border-radius: 5px; text-decoration: none; font-weight: 700; border: none; cursor: pointer; display: inline-block; }
.btn-secondary { color: var(--primary); font-weight: 700; text-decoration: none; margin-left: 20px; }

/* Chatbot WhatsApp */
#wa-chatbot { position: fixed; bottom: 30px; right: 30px; z-index: 1000; }
.wa-btn { width: 60px; height: 60px; border-radius: 50%; background: #323d7d; color: white; border: none; font-size: 30px; cursor: pointer; box-shadow: 0 5px 15px rgba(0,0,0,0.2); }
.wa-popup { position: absolute; bottom: 80px; right: 0; width: 280px; background: white; border-radius: 10px; box-shadow: 0 10px 25px rgba(0,0,0,0.1); display: none; flex-direction: column; overflow: hidden; }
.wa-header { background: var(--primary); color: white; padding: 15px; display: flex; justify-content: space-between; }
.wa-body { padding: 20px; font-size: 0.9rem; }
.wa-footer { padding: 15px; border-top: 1px solid #eee; }
.wa-link { background: #323d7d; color: white; text-decoration: none; display: block; text-align: center; padding: 10px; border-radius: 5px; font-weight: 600; }
/* Footer Global */
.oc-footer {
    background-color: var(--white);
    padding: 80px 0 0 0;
    border-top: 1px solid #e0e0e0;
    color: var(--dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--dark);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    text-decoration: none;
    color: var(--text);
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* Colonne Marque */
.brand-info p {
    margin: 20px 0;
    font-size: 0.95rem;
    color: var(--text);
    max-width: 250px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 35px;
    height: 35px;
    background: #f0edff;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: 0.3s;
}

.social-icons a:hover {
    background: var(--primary);
    color: white;
}

/* Bas du Footer */
.footer-bottom {
    background-color: var(--dark);
    color: #94a3b8;
    padding: 25px 0;
    font-size: 0.85rem;
}

.bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lang-selector {
    cursor: pointer;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-container { flex-wrap: wrap; gap: 15px; }
    .nav-toggle { display: block; }
    .nav-links { 
        position: fixed;
        top: 70px;
        right: -100%;
        width: 250px;
        height: calc(100% - 70px);
        background: #fff;
        flex-direction: column;
        gap: 15px;
        padding: 20px;
        box-shadow: -5px 0 20px rgba(0,0,0,0.15);
        transition: right 0.25s ease;
        z-index: 1100;
    }
    .nav-links.active { right: 0; }
    .nav-links li { width: 100%; }
    .nav-links a { display: block; width: 100%; }
    .desktop-btn { display: none; }
    .nav-links .mobile-btn { display: inline-block; margin-top: 10px; }

    .hero-grid { grid-template-columns: 1fr; gap: 25px; }
    .hero { padding: 70px 0; }
    h1 { font-size: 2.2rem; }
    .hero p { font-size: 1rem; max-width: 100%; }
    .hero-actions { display: flex; flex-direction: column; gap: 12px; }
    .btn-secondary { margin-left: 0; }
    .oc-drawing { width: 220px; height: 220px; }
    .circle-base { width: 180px; height: 180px; }
    .floating-icon { font-size: 3rem; }

    .contact-box { display: grid; gap: 30px; }
    .contact-form { display: flex; flex-direction: column; gap: 15px; }
    .contact-form input, .contact-form textarea { width: 100%; }
    .contact-form textarea { min-height: 120px; }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .bottom-flex {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .footer-grid { grid-template-columns: 1fr; }
    .nav-links { width: 100%; top: 60px; height: calc(100% - 60px); }
    .nav-links li { text-align: center; }
    .hero { padding: 40px 0; }
    h1 { font-size: 1.9rem; }
    .title-center { font-size: 1.75rem; }
    .service-card { padding: 25px; }
}
/* About Hero */
.about-hero {
    padding: 60px 0;
    text-align: center;
    background-color: var(--white);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text);
    max-width: 800px;
    margin: 20px auto;
}

/* Cards Vision & Mission */
.oc-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 80px;
}

.vision-card, .mission-card {
    padding: 40px;
    background: var(--light-gray);
    border-radius: 12px;
    border: 1px solid #eee;
}

.vision-card h2, .mission-card h2 {
    margin: 15px 0;
    color: var(--dark);
}

/* Stats Bar */
.stats-bar {
    background: var(--primary);
    color: white;
    padding: 60px 0;
    margin: 60px 0;
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.team-card {
    text-align: center;
    background: white;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #eee;
}

.team-avatar img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 20px;
}

.role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.team-social a {
    color: #ccc;
    font-size: 1.2rem;
    transition: 0.3s;
}

.team-social a:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .oc-grid-2, .stats-grid {
        grid-template-columns: 1fr;
        flex-direction: column;
        gap: 20px;
    }
}
/* Page Contact Spécifique */
.contact-page { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

.contact-info h1 { font-size: 3rem; margin-bottom: 20px; line-height: 1.2; }
.info-details { margin-top: 40px; }

.info-item { display: flex; align-items: center; gap: 20px; margin-bottom: 25px; }
.info-item i { 
    width: 50px; height: 50px; background: #f0edff; color: var(--primary); 
    display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 1.2rem;
}

.oc-form-box { 
    background: #ffffff; padding: 40px; border-radius: 15px; 
    box-shadow: 0 20px 40px rgba(0,0,0,0.05); border: 1px solid #eee;
}

.btn-submit {
    background: var(--primary); color: white; border: none; padding: 18px;
    width: 100%; border-radius: 8px; font-weight: 700; font-size: 1rem;
    cursor: pointer; transition: 0.3s; margin-top: 10px;
}

.btn-submit:hover { background: #5a3bc4; transform: translateY(-2px); }

/* Responsive */
@media (max-width: 992px) {
    .contact-grid { grid-template-columns: 1fr; text-align: center; gap: 50px; }
    .info-item { justify-content: center; }
}