:root {
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --accent: #dc2626;
    --accent-light: #ef4444;

    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --container-max: 1200px;
    --section-padding: 100px;
    --header-height: 80px;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    opacity: 0;
    animation: bodyFadeIn 0.4s ease-out 0.1s forwards;
}



@keyframes bodyFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}


.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-delay-1 {
    animation-delay: 0.1s;
}

.animate-delay-2 {
    animation-delay: 0.2s;
}

.animate-delay-3 {
    animation-delay: 0.3s;
}

.animate-delay-4 {
    animation-delay: 0.4s;
}

.animate-delay-5 {
    animation-delay: 0.5s;
}


.header {
    animation: fadeInDown 0.5s ease-out forwards;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-200);
}

.header::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 40%, var(--accent) 60%, var(--accent) 100%);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.navbar {
    height: var(--header-height);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
    height: 100%;
}

.nav-logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.nav-logo:hover .logo {
    transform: scale(1.02);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.938rem;
    padding: 10px 16px;
    border-radius: 8px;
    transition: var(--transition);
    display: block;
}

.nav-link:hover {
    color: var(--primary);
    background: var(--gray-50);
}

.nav-link.active {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.08);
    font-weight: 600;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.938rem;
    transition: var(--transition);
    border: none;
}

.contact-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    gap: 5px;
    background: transparent;
    border: none;
}

.bar {
    width: 24px;
    height: 2.5px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.hero-main {
    padding: 100px 0 30px;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 50%, var(--primary) 100%);
}

.hero-logo-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.3s forwards;
}

.company-logo {
    margin-bottom: 8px;
}

.main-logo {
    max-width: 150px;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
    opacity: 0;
    animation: scaleIn 0.8s ease-out 0.2s forwards;
}

.company-tagline {
    margin-bottom: 24px;
}

.company-tagline h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.2;
}

.company-tagline h2 {
    font-size: 1rem;
    font-weight: 400;
    color: var(--gray-600);
    max-width: 100%;
    margin-bottom: 16px;
}

.company-presentation {
    padding: 150px 0 60px;
    background: var(--white);
}

.presentation-wrapper {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
    align-items: start;
}

.presentation-image {
    position: sticky;
    top: 120px;
}

.company-photo {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.presentation-content {
    max-width: 700px;
}

.intro-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: 24px;
}

.presentation-content p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.presentation-content a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.presentation-content a:hover {
    border-bottom-color: var(--primary);
}

.services-available {
    background: var(--gray-50);
    padding: 24px;
    border-radius: 12px;
    margin: 20px 0;
    border-left: 4px solid var(--primary);
}

.services-available h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
}

.services-available ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.services-available li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-700);
    font-size: 0.938rem;
}

.services-available li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.prestations-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 48px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.prestations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.prestation-category {
    background: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.prestation-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.prestation-category h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.prestation-category h3 i {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.competence-list {
    list-style: none;
}

.competence-list li {
    padding: 10px 0;
    color: var(--gray-600);
    font-size: 0.938rem;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.competence-list li:last-child {
    border-bottom: none;
}

.competence-list li:hover {
    color: var(--primary);
    padding-left: 8px;
}

.technologies-section {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.technologies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.tech-item {
    background: var(--gray-50);
    padding: 32px;
    border-radius: 16px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.tech-item:hover {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.tech-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.tech-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.tech-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.tech-item p {
    color: var(--gray-600);
    font-size: 0.938rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.tech-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.feature-tag {
    background: var(--white);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.813rem;
    font-weight: 500;
    border: 1px solid var(--gray-200);
}

.tech-item:hover .feature-tag {
    background: rgba(30, 64, 175, 0.08);
    border-color: var(--primary);
}

.competences-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    margin-top: 8px;
}

.intro-competences {
    max-width: 800px;
    margin: 0 auto 48px;
    text-align: center;
}

.intro-competences p {
    font-size: 1.063rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: 16px;
}

.competences-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.competence-domain {
    background: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 24px;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.competence-domain:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.competence-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.competence-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.competence-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.competence-content .competence-list li {
    padding: 8px 0;
    font-size: 0.875rem;
}

.competence-content .competence-list li strong {
    color: var(--dark);
}

.footer {
    background: linear-gradient(180deg, #2d3748 0%, #1a202c 100%);
    color: var(--white);
    padding: 80px 0 32px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 40%, var(--accent) 60%, var(--accent) 100%);
}

.footer-content {
    margin-bottom: 48px;
}

.footer-unified-section {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 64px;
}

.footer-left {
    flex: 1;
    max-width: 550px;
}

.footer-company-name {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    color: var(--white);
}

.footer-tagline {
    color: #e2e8f0;
    font-style: italic;
    margin-bottom: 20px;
    font-size: 1rem;
    padding-left: 16px;
    border-left: 3px solid var(--primary-light);
}

.footer-description {
    color: #cbd5e1;
    line-height: 1.8;
    margin-bottom: 36px;
    font-size: 0.938rem;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--white);
    position: relative;
    display: inline-block;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-light);
    border-radius: 2px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 0;
    color: #e2e8f0;
    font-size: 0.938rem;
    transition: var(--transition);
}

.footer-contact p:hover {
    color: var(--white);
}

.footer-contact i {
    color: var(--primary-light);
    width: 20px;
    font-size: 1rem;
}

.footer-contact a {
    color: #e2e8f0;
    text-decoration: none;
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--primary-light);
}

.footer-right {
    flex-shrink: 0;
    text-align: center;
}

.footer-qr-logo {
    width: 160px;
    height: 160px;
    border-radius: 16px;
    background: var(--white);
    padding: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.footer-qr-logo:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(30, 64, 175, 0.3);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 32px;
}

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

.copyright {
    color: #a0aec0;
    font-size: 0.875rem;
    text-align: center;
}

.legal-link {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition);
    margin-left: 4px;
}

.legal-link:hover {
    color: var(--primary-light);
    text-decoration: underline;
}

@media (max-width: 1024px) {

    .prestations-grid,
    .technologies-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .competences-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
        --header-height: 70px;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
        padding: 24px;
        gap: 8px;
        border-top: 1px solid var(--gray-200);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        padding: 16px;
        font-size: 1rem;
    }

    .nav-right {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-main {
        padding: 120px 0 64px;
    }

    .company-tagline h1 {
        font-size: 1.75rem;
    }

    .company-tagline h2 {
        font-size: 1rem;
    }

    .main-logo {
        max-width: 200px;
    }

    .presentation-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .presentation-image {
        position: relative;
        top: 0;
        max-width: 250px;
        margin: 0 auto;
    }

    .services-available ul {
        grid-template-columns: 1fr;
    }

    .prestations-grid,
    .technologies-grid {
        grid-template-columns: 1fr;
    }

    .competence-domain {
        flex-direction: column;
        text-align: center;
    }

    .competence-icon {
        margin: 0 auto;
    }

    .footer-unified-section {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .footer-left {
        max-width: 100%;
    }

    .footer-contact p {
        justify-content: center;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .company-tagline h1 {
        font-size: 1.5rem;
    }

    .prestation-category,
    .tech-item,
    .competence-domain {
        padding: 24px;
    }
}

.text-primary {
    color: var(--primary);
}

.text-accent {
    color: var(--accent);
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}



.skip-to-content {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 0 0 8px 8px;
    font-weight: 600;
    text-decoration: none;
    z-index: 10000;
    transition: top 0.3s ease;
}

.skip-to-content:focus {
    top: 0;
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}


a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}


.nav-link:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 4px;
    border-radius: 4px;
}


.btn:focus-visible,
.contact-btn:focus-visible {
    outline: 3px solid var(--white);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px var(--primary);
}



.breadcrumbs {
    padding: 16px 0;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    margin-top: var(--header-height);
}

.breadcrumbs-list {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    font-size: 0.875rem;
}

.breadcrumbs-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumbs-item a {
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumbs-item a:hover {
    color: var(--primary);
}

.breadcrumbs-item.current {
    color: var(--primary);
    font-weight: 500;
}

.breadcrumbs-separator {
    color: var(--gray-400);
    font-size: 0.75rem;
}




.footer-description,
.footer-tagline {
    color: var(--gray-300);
}

.step-description {
    color: var(--gray-600);
}


@media (prefers-contrast: high) {
    :root {
        --gray-500: #4b5563;
        --gray-600: #374151;
    }

    .nav-link {
        font-weight: 600;
    }

    a {
        text-decoration: underline;
    }
}


@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}