/* Variables - utilisant vos couleurs */
:root {
    --bleu-fonce: #104283;
    --bleu-clair: #08A1E1;
    --bleu-pastel: #84A4C5;
    --orange: #F49744;
    --blanc: #FDFDFD;
    --gris-clair: #f5f7fa;
    --gris: #6c757d;
    --noir: #212529;
    --vert: #28a745;
}

/* Styles généraux */
.qsn-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.qsn-section {
    padding: 80px 0;
}

.qsn-section-title {
    text-align: center;
    color: var(--bleu-fonce);
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.qsn-section-subtitle {
    text-align: center;
    color: var(--gris);
    font-size: 1.2rem;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.qsn-hero {
    background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-clair) 100%);
    color: var(--blanc);
    padding: 100px 0 150px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.qsn-hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.qsn-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
}

.qsn-hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.qsn-hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.qsn-stat-item {
    text-align: center;
    min-width: 150px;
}

.qsn-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--orange);
    margin-bottom: 10px;
}

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

.qsn-hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.qsn-hero-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 120px;
    transform: rotate(180deg);
}

.qsn-hero-wave path {
    fill: var(--blanc);
}

/* Boutons */
.qsn-btn {
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 2px solid transparent;
    cursor: pointer;
    font-family: inherit;
}

.qsn-btn-primary {
    background-color: var(--orange);
    color: var(--blanc);
}

.qsn-btn-primary:hover {
    background-color: transparent;
    border-color: var(--orange);
    color: var(--orange);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(244, 151, 68, 0.2);
}

.qsn-btn-secondary {
    background-color: transparent;
    border-color: var(--blanc);
    color: var(--blanc);
}

.qsn-btn-secondary:hover {
    background-color: var(--blanc);
    color: var(--bleu-fonce);
    transform: translateY(-2px);
}

.qsn-btn-outline {
    background-color: transparent;
    border-color: var(--bleu-fonce);
    color: var(--bleu-fonce);
}

.qsn-btn-outline:hover {
    background-color: var(--bleu-fonce);
    color: var(--blanc);
    transform: translateY(-2px);
}

/* Mission & Vision */
.qsn-mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.qsn-mission-card,
.qsn-vision-card {
    background: var(--blanc);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    border-top: 5px solid transparent;
}

.qsn-mission-card {
    border-top-color: var(--bleu-clair);
}

.qsn-vision-card {
    border-top-color: var(--orange);
}

.qsn-mission-card:hover,
.qsn-vision-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.qsn-mv-icon {
    font-size: 3rem;
    margin-bottom: 25px;
}

.qsn-mission-card .qsn-mv-icon {
    color: var(--bleu-clair);
}

.qsn-vision-card .qsn-mv-icon {
    color: var(--orange);
}

.qsn-mission-card h2,
.qsn-vision-card h2 {
    color: var(--bleu-fonce);
    margin-bottom: 20px;
    font-size: 2rem;
}

.qsn-mv-details {
    margin-top: 30px;
    text-align: left;
    border-top: 1px solid var(--gris-clair);
    padding-top: 25px;
}

.qsn-mv-details h3 {
    color: var(--bleu-fonce);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.qsn-mv-details ul {
    list-style: none;
    padding: 0;
}

.qsn-mv-details li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gris-clair);
    display: flex;
    align-items: center;
    gap: 10px;
}

.qsn-mv-details li:last-child {
    border-bottom: none;
}

.qsn-mv-details li i {
    color: var(--bleu-clair);
}

.qsn-vision-card .qsn-mv-details li i {
    color: var(--orange);
}

/* Histoire */
.qsn-histoire-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    align-items: start;
}

@media (max-width: 768px) {
    .qsn-histoire-content {
        grid-template-columns: 1fr;
    }
}

.qsn-histoire-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gris);
}

.qsn-histoire-text p {
    margin-bottom: 30px;
}

.qsn-histoire-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.qsn-highlight {
    text-align: center;
    padding: 25px;
    background: var(--gris-clair);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.qsn-highlight:hover {
    background: var(--bleu-pastel);
    transform: translateY(-5px);
}

.qsn-highlight i {
    font-size: 2.5rem;
    color: var(--bleu-clair);
    margin-bottom: 15px;
}

.qsn-highlight h3 {
    color: var(--bleu-fonce);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.qsn-histoire-image {
    position: sticky;
    top: 100px;
}

.qsn-image-placeholder {
    background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-clair) 100%);
    height: 300px;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
}

.qsn-image-placeholder i {
    font-size: 5rem;
    margin-bottom: 20px;
    opacity: 0.8;
}

/* Chronologie */
.qsn-timeline {
    position: relative;
    max-width: 800px;
    margin: 40px auto 0;
    padding: 20px 0;
}

.qsn-timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--bleu-clair);
    transform: translateX(-50%);
    z-index: 1;
}

.qsn-timeline-item {
    position: relative;
    margin-bottom: 40px;
    width: 45%;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.5s ease;
}

.qsn-timeline-item.animated {
    opacity: 1;
    transform: translateY(0);
}

.qsn-timeline-item.left {
    left: 0;
    text-align: right;
    padding-right: 60px;
}

.qsn-timeline-item.right {
    left: 55%;
    padding-left: 60px;
}

.qsn-timeline-content {
    background: var(--blanc);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    position: relative;
    border-left: 4px solid var(--orange);
}

.qsn-timeline-item.left .qsn-timeline-content {
    border-left: none;
    border-right: 4px solid var(--bleu-clair);
}

.qsn-timeline-year {
    position: absolute;
    top: -20px;
    background: var(--bleu-fonce);
    color: var(--blanc);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1.1rem;
}

.qsn-timeline-item.left .qsn-timeline-year {
    right: -25px;
}

.qsn-timeline-item.right .qsn-timeline-year {
    left: -25px;
}

.qsn-timeline-content h3 {
    color: var(--bleu-fonce);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.qsn-timeline-content p {
    color: var(--gris);
    line-height: 1.6;
}

/* Valeurs */
.qsn-valeurs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.qsn-valeur-card {
    background: var(--blanc);
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.qsn-valeur-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
}

.qsn-valeur-bleu-fonce::before {
    background: var(--bleu-fonce);
}

.qsn-valeur-bleu-clair::before {
    background: var(--bleu-clair);
}

.qsn-valeur-orange::before {
    background: var(--orange);
}

.qsn-valeur-bleu-pastel::before {
    background: var(--bleu-pastel);
}

.qsn-valeur-vert::before {
    background: var(--vert);
}

.qsn-valeur-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.qsn-valeur-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    height: 80px;
    width: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: var(--blanc);
}

.qsn-valeur-bleu-fonce .qsn-valeur-icon {
    background: var(--bleu-fonce);
}

.qsn-valeur-bleu-clair .qsn-valeur-icon {
    background: var(--bleu-clair);
}

.qsn-valeur-orange .qsn-valeur-icon {
    background: var(--orange);
}

.qsn-valeur-bleu-pastel .qsn-valeur-icon {
    background: var(--bleu-pastel);
}

.qsn-valeur-vert .qsn-valeur-icon {
    background: var(--vert);
}

.qsn-valeur-card h3 {
    color: var(--bleu-fonce);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

/* Charte Éthique */
.qsn-valeurs-charte {
    background: var(--gris-clair);
    padding: 50px;
    border-radius: 15px;
    margin-top: 40px;
}

.qsn-valeurs-charte h3 {
    text-align: center;
    color: var(--bleu-fonce);
    margin-bottom: 40px;
    font-size: 2rem;
}

.qsn-charte-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.qsn-charte-point {
    text-align: center;
    padding: 30px;
    background: var(--blanc);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.qsn-charte-point:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.qsn-charte-point i {
    font-size: 2.5rem;
    color: var(--bleu-clair);
    margin-bottom: 20px;
}

.qsn-charte-point h4 {
    color: var(--bleu-fonce);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

/* Équipe */
.qsn-equipe-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    font-size: 1.1rem;
    color: var(--gris);
    line-height: 1.8;
}

.qsn-equipe-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.qsn-filter-btn {
    padding: 10px 25px;
    background: var(--gris-clair);
    border: none;
    border-radius: 50px;
    color: var(--gris);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.qsn-filter-btn.active,
.qsn-filter-btn:hover {
    background: var(--bleu-fonce);
    color: var(--blanc);
}

.qsn-equipe-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.qsn-membre-card {
    background: var(--blanc);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.qsn-membre-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.qsn-membre-header {
    background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-pastel) 100%);
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.qsn-membre-photo {
    font-size: 4rem;
    color: var(--orange);
}

.qsn-membre-infos h3 {
    color: var(--blanc);
    margin-bottom: 5px;
    font-size: 1.4rem;
}

.qsn-membre-role {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    font-weight: 500;
}

.qsn-membre-content {
    padding: 25px;
    flex-grow: 1;
}

.qsn-membre-description {
    color: var(--gris);
    margin-bottom: 20px;
    line-height: 1.7;
}

.qsn-membre-competences h4 {
    color: var(--bleu-fonce);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.qsn-competences-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.qsn-competence-tag {
    background: var(--gris-clair);
    color: var(--bleu-fonce);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.qsn-membre-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--gris-clair);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.qsn-social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.qsn-social-link.linkedin {
    background: #0077b5;
}

.qsn-social-link.email {
    background: var(--bleu-clair);
}

.qsn-social-link:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.qsn-equipe-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-clair) 100%);
    color: var(--blanc);
    border-radius: 15px;
}

.qsn-equipe-cta h3 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.qsn-equipe-cta p {
    font-size: 1.1rem;
    margin-bottom: 25px;
    opacity: 0.9;
}

/* Certifications */
.qsn-certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.qsn-certification-card {
    background: var(--blanc);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.qsn-certification-card:hover {
    transform: translateY(-5px);
    border-color: var(--bleu-clair);
    box-shadow: 0 15px 35px rgba(8, 161, 225, 0.15);
}

.qsn-certification-icon {
    font-size: 3rem;
    color: var(--bleu-clair);
    margin-bottom: 20px;
}

.qsn-certification-card h3 {
    color: var(--bleu-fonce);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.qsn-partenaires-logos {
    text-align: center;
}

.qsn-partenaires-logos h3 {
    color: var(--bleu-fonce);
    margin-bottom: 30px;
    font-size: 1.8rem;
}

.qsn-logos-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.qsn-logo-item {
    width: 150px;
    height: 100px;
    background: var(--gris-clair);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.qsn-logo-item:hover {
    background: var(--bleu-pastel);
    transform: translateY(-5px);
}

.qsn-logo-item i {
    font-size: 2rem;
    color: var(--bleu-fonce);
}

.qsn-logo-item span {
    color: var(--bleu-fonce);
    font-weight: 600;
    font-size: 0.9rem;
}

/* CTA Contact */
.qsn-contact-cta {
    background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-clair) 100%);
    color: var(--blanc);
    padding: 80px 40px;
    border-radius: 20px;
    text-align: center;
}

.qsn-cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.qsn-contact-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.qsn-contact-cta p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.qsn-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.qsn-cta-infos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.qsn-cta-info {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.qsn-cta-info i {
    color: var(--orange);
    font-size: 1.3rem;
}

/* Modal */
.qsn-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.qsn-modal.active {
    display: flex;
    animation: qsnModalFadeIn 0.3s ease;
}

@keyframes qsnModalFadeIn {
    from {
        opacity: 0;
        backdrop-filter: blur(0);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(5px);
    }
}

.qsn-modal-content {
    background: var(--blanc);
    width: 90%;
    max-width: 500px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    animation: qsnModalSlideIn 0.3s ease;
}

@keyframes qsnModalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.qsn-modal-header {
    background: var(--bleu-fonce);
    color: var(--blanc);
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qsn-modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.qsn-modal-close {
    background: none;
    border: none;
    color: var(--blanc);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qsn-modal-body {
    padding: 30px;
}

.qsn-contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.qsn-form-group {
    display: flex;
    flex-direction: column;
}

.qsn-form-group label {
    color: var(--bleu-fonce);
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95rem;
}

.qsn-form-group input,
.qsn-form-group textarea {
    padding: 12px 16px;
    border: 2px solid var(--bleu-pastel);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.qsn-form-group input:focus,
.qsn-form-group textarea:focus {
    outline: none;
    border-color: var(--bleu-clair);
    box-shadow: 0 0 0 3px rgba(8, 161, 225, 0.1);
}

.qsn-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.qsn-form-group label input[type="checkbox"] {
    margin-right: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .qsn-hero h1 {
        font-size: 2.5rem;
    }
    
    .qsn-hero-subtitle {
        font-size: 1.1rem;
    }
    
    .qsn-hero-stats {
        gap: 20px;
    }
    
    .qsn-stat-item {
        min-width: 120px;
    }
    
    .qsn-section {
        padding: 60px 0;
    }
    
    .qsn-section-title {
        font-size: 2rem;
    }
    
    .qsn-mv-grid {
        grid-template-columns: 1fr;
    }
    
    .qsn-equipe-grid {
        grid-template-columns: 1fr;
    }
    
    .qsn-timeline-item {
        width: 100%;
        left: 0 !important;
        padding: 0 0 40px 60px !important;
        text-align: left !important;
    }
    
    .qsn-timeline-line {
        left: 30px;
    }
    
    .qsn-timeline-item.left .qsn-timeline-year,
    .qsn-timeline-item.right .qsn-timeline-year {
        left: -35px;
        right: auto;
    }
    
    .qsn-timeline-item.left .qsn-timeline-content,
    .qsn-timeline-item.right .qsn-timeline-content {
        border-left: 4px solid var(--orange);
        border-right: none;
    }
    
    .qsn-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .qsn-cta-infos {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
}