/* ===== CHARTE GRAPHIQUE SINEquanONE ===== */
:root {
    --bleu-sinequanone: #0098E0;
    --bleu-sinequanone-hover: #0077B3;
    --bleu-sinequanone-light: #E6F5FC;
    --blanc: #FFFFFF;
    --gris-texte: #333333;
    --gris-texte-clair: #2E2E2E;
    --ombre-legere: 0 2px 15px rgba(0, 152, 224, 0.1);
    --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--gris-texte);
    background: var(--blanc);
    line-height: 1.6;
}

a {
    color: var(--bleu-sinequanone);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--bleu-sinequanone-hover);
}

/* ===== HEADER ===== */
header {
    background: var(--blanc);
    box-shadow: var(--ombre-legere);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 60px;
    width: auto;
}

.logo h1 {
    font-size: 24px;
    color: var(--bleu-sinequanone);
    font-weight: 700;
}

.logo span {
    font-size: 14px;
    color: var(--gris-texte);
    display: block;
    font-weight: 300;
}

/* ===== NAVIGATION ===== */
nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav ul li a {
    color: var(--gris-texte);
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 3px solid transparent;
    transition: var(--transition);
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--bleu-sinequanone);
    border-bottom-color: var(--bleu-sinequanone);
}

/* Menu burger mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 30px;
    height: 3px;
    background: var(--bleu-sinequanone);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== BANDEAU HERO ===== */
.hero {
    background: linear-gradient(135deg, var(--bleu-sinequanone) 0%, var(--bleu-sinequanone-hover) 100%);
    color: var(--blanc);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 20px;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 14px 35px;
    background: var(--blanc);
    color: var(--bleu-sinequanone);
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    color: var(--bleu-sinequanone);
}

.btn-primary {
    background: var(--bleu-sinequanone);
    color: var(--blanc);
}

.btn-primary:hover {
    background: var(--bleu-sinequanone-hover);
    color: var(--blanc);
}

/* ===== SECTIONS ===== */
.section {
    padding: 70px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    color: var(--bleu-sinequanone);
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--gris-texte);
    margin-bottom: 50px;
}

/* ===== GRILLE BOOTSTRAP LIKE ===== */
.row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* ===== CARTES ===== */
.card {
    background: var(--blanc);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--ombre-legere);
    transition: var(--transition);
    border: 1px solid #eee;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 152, 224, 0.15);
}

.card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.card-body {
    padding: 25px;
}

.card-title {
    color: var(--bleu-sinequanone);
    font-size: 20px;
    margin-bottom: 10px;
}

.card-text {
    color: var(--gris-texte);
    margin-bottom: 15px;
}

/* ===== STATISTIQUES ===== */
.stats {
    background: var(--bleu-sinequanone-light);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    color: var(--bleu-sinequanone);
    font-weight: 700;
}

.stat-item p {
    font-size: 18px;
    color: var(--gris-texte);
}

/* ===== FORMULAIRES ===== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
    color: var(--gris-texte);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--bleu-sinequanone);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 152, 224, 0.1);
}

/* ===== GALERIE ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ===== TEMOIGNAGES ===== */
.testimonial {
    background: var(--blanc);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--ombre-legere);
    border-left: 5px solid var(--bleu-sinequanone);
}

.testimonial .author {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 15px;
}

.testimonial .author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial .author h4 {
    color: var(--bleu-sinequanone);
}

/* ===== FOOTER ===== */
footer {
    background: var(--gris-texte);
    color: var(--blanc);
    padding: 50px 0 20px;
}

footer a {
    color: var(--bleu-sinequanone-light);
}

footer a:hover {
    color: var(--blanc);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    nav ul {
        display: none;
        flex-direction: column;
        background: var(--blanc);
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        padding: 20px;
        box-shadow: var(--ombre-legere);
        gap: 15px;
    }

    nav ul.open {
        display: flex;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
/* ===== RESPONSIVE POUR LES NOUVELLES PAGES ===== */

/* Galerie - Lightbox */
#lightbox {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Domaines - Cards */
.domain-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.domain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(0, 152, 224, 0.15);
}

/* Activités - Timeline */
.activity-meta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Contact - Responsive */
@media (max-width: 992px) {
    .domain-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    /* Domaines */
    .domain-card {
        padding: 25px !important;
    }
    
    /* Galerie */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    /* Activités */
    .activity-grid {
        grid-template-columns: 1fr;
    }
    
    .activity-card {
        margin-bottom: 20px;
    }
    
    /* Contact */
    .contact-form {
        padding: 25px !important;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px !important;
    }
    
    .hero p {
        font-size: 16px !important;
    }
    
    .section-title {
        font-size: 24px !important;
    }
    
    /* Galerie */
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .stat-item h3 {
        font-size: 32px !important;
    }
    
    .stat-item p {
        font-size: 14px !important;
    }
}

/* ===== ANIMATIONS ===== */
.card, .domain-card, .activity-card, .gallery-item {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== UTILITAIRES ===== */
.text-center { text-align: center; }
.text-primary { color: var(--bleu-sinequanone); }
.bg-light { background: var(--bleu-sinequanone-light); }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.p-20 { padding: 20px; }
.radius-12 { border-radius: 12px; }
.shadow { box-shadow: var(--ombre-legere); }