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

:root {
    --primary-blue: #4A9EF2;
    --dark-blue: #2B7CE8;
    --light-blue: #87CEEB;
    --accent-cyan: #40E0D0;
    --text-dark: #1a1a1a;
    --text-gray: #666666;
    --background-light: #f8fafc;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent;
    backdrop-filter: blur(5px);
    border-bottom: 1px solid transparent;
    z-index: 1000;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(74, 158, 242, 0.1);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo a {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo a:hover {
    transform: scale(1.05);
}

.nav-logo img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: brightness(0) invert(1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: var(--transition);
}

.navbar.scrolled .nav-logo img {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-logo:hover img {
    transform: rotate(-5deg);
}

.navbar:not(.scrolled) .nav-logo:hover img {
    filter: brightness(0) invert(1) drop-shadow(0 4px 8px rgba(64, 224, 208, 0.5));
}

.navbar.scrolled .nav-logo:hover img {
    filter: drop-shadow(0 4px 8px rgba(74, 158, 242, 0.3));
}

.logo-text {
    font-size: 26px;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
    transition: var(--transition);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.navbar.scrolled .logo-text {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.navbar.scrolled .nav-logo:hover .logo-text {
    background: linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar:not(.scrolled) .nav-logo:hover .logo-text {
    color: var(--accent-cyan);
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.5);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.navbar.scrolled .nav-menu a {
    color: var(--text-dark);
    text-shadow: none;
}

.nav-menu a:hover {
    color: var(--primary-blue);
}

.navbar:not(.scrolled) .nav-menu a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition);
}

.navbar.scrolled .nav-menu a::after {
    background: var(--primary-blue);
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.navbar.scrolled .hamburger span {
    background: var(--primary-blue);
    box-shadow: none;
}

.hero {
    padding: 0;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

/* Carrousel de fond */
.hero-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 2s ease-in-out, transform 8s ease-out;
}

.carousel-slide.active {
    opacity: 1;
    transform: scale(1);
}

.carousel-slide.active {
    animation: kenBurns 25s ease-out;
}

@keyframes kenBurns {
    0% {
        transform: scale(1) translateX(0);
    }
    100% {
        transform: scale(1.2) translateX(-2%);
    }
}

/* Overlay gradient moderne */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(4, 9, 13, 0.85) 0%,
        rgba(43, 124, 232, 0.7) 50%,
        rgba(74, 158, 242, 0.6) 100%
    );
    z-index: 2;
}

/* Indicateurs du carrousel */
.carousel-indicators {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 4;
}

.indicator {
    width: 50px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: white;
    transition: width 5s linear;
}

.indicator.active::before {
    width: 100%;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.5);
}

.indicator.active {
    background: rgba(255, 255, 255, 0.5);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 20px 80px;
    text-align: center;
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: white;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    letter-spacing: -2px;
    animation: fadeInUp 1s ease-out;
}

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

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 24px;
    font-weight: 500;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 1.2s ease-out 0.2s backwards;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
    line-height: 1.7;
    animation: fadeInUp 1.4s ease-out 0.4s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    animation: fadeInUp 1.6s ease-out 0.6s backwards;
}

.stat {
    text-align: center;
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 8px;
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.5);
}

.stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
}

.cta-button {
    display: inline-block;
    padding: 18px 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    box-shadow: 0 10px 30px rgba(74, 158, 242, 0.3);
    animation: fadeInUp 1.8s ease-out 0.8s backwards;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(74, 158, 242, 0.4);
}

.cta-button:hover::before {
    left: 100%;
}

section {
    padding: 80px 0;
}

h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
    color: var(--text-dark);
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    border-radius: 2px;
}

.about {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.9) 100%),
                url('https://images.unsplash.com/photo-1560472355-536de3962603?ixlib=rb-4.0.3&auto=format&fit=crop&w=2126&q=80') center/cover no-repeat;
    background-attachment: fixed;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.about-text p {
    margin-bottom: 32px;
    color: var(--text-gray);
    line-height: 1.7;
}

.about-text ul {
    list-style: none;
    margin-bottom: 32px;
}

.about-text li {
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
    color: var(--text-gray);
    line-height: 1.6;
}

.about-text li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-size: 1.2rem;
}

.partners {
    background: var(--background-light);
    padding: 32px;
    border-radius: var(--border-radius);
    text-align: center;
}

.partners h3 {
    color: var(--primary-blue);
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.partner-flags {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.partner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.partner i {
    color: var(--primary-blue);
    font-size: 1.2rem;
}

.services {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%),
                url('https://images.unsplash.com/photo-1590736969955-71cc94901144?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
    background-attachment: fixed;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    background: white;
    padding: 40px 32px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(74, 158, 242, 0.1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    color: var(--text-dark);
    font-weight: 600;
}

.service-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

.projects {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.93) 0%, rgba(248, 250, 252, 0.95) 100%),
                url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
    background-attachment: fixed;
}

.projects-cta {
    text-align: center;
    margin-top: 60px;
    padding-top: 40px;
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-blue);
    color: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.project-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(74, 158, 242, 0.1);
}

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

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image i {
    font-size: 3rem;
    color: white;
}

.project-content {
    padding: 24px;
}

.project-content h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--text-dark);
    font-weight: 600;
}

.project-content p {
    color: var(--text-gray);
    margin-bottom: 16px;
    line-height: 1.6;
}

.project-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-status.completed {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.project-status.ongoing {
    background: rgba(251, 191, 36, 0.1);
    color: #d97706;
}

.project-status.future {
    background: rgba(74, 158, 242, 0.1);
    color: var(--primary-blue);
}

/* Section Partenaires */
.partners-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.97) 100%);
}

.partners-section h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-dark);
    font-size: 2.5rem;
    position: relative;
}

.partners-section h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    border-radius: 2px;
}

.partners-subtitle {
    text-align: center;
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    align-items: center;
    justify-items: center;
}

.partner-card {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    width: 100%;
    max-width: 280px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid transparent;
}

.partner-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-blue);
}

.partner-logo {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.partner-card:hover .partner-logo {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

/* Animation d'apparition des partenaires */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.partner-card {
    animation: fadeInScale 0.6s ease-out backwards;
}

.partner-card:nth-child(1) { animation-delay: 0.1s; }
.partner-card:nth-child(2) { animation-delay: 0.2s; }
.partner-card:nth-child(3) { animation-delay: 0.3s; }
.partner-card:nth-child(4) { animation-delay: 0.4s; }

.capabilities {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.92) 0%, rgba(255, 255, 255, 0.88) 100%),
                url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
    background-attachment: fixed;
}

.capabilities-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

.team-section h3,
.equipment-section h3 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.team-description,
.equipment-description {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.team-categories,
.equipment-categories {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.team-category,
.equipment-category {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.team-category h4,
.equipment-category h4 {
    color: var(--text-dark);
    font-size: 1.3rem;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-blue);
    display: flex;
    align-items: center;
    gap: 10px;
}

.team-grid,
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.team-member {
    background: var(--background-light);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(74, 158, 242, 0.1);
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.team-member:hover::before {
    transform: scaleX(1);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: white;
}

.team-member i {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
    display: block;
}

.team-member strong {
    display: block;
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 8px;
    font-weight: 700;
}

.team-member span {
    color: var(--text-gray);
    font-weight: 500;
    font-size: 0.95rem;
    line-height: 1.4;
}

.team-summary,
.equipment-summary {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    text-align: center;
    margin-top: 40px;
    box-shadow: 0 10px 30px rgba(74, 158, 242, 0.3);
}

.team-summary p,
.equipment-summary p {
    margin: 0;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.team-summary strong,
.equipment-summary strong {
    font-size: 1.3rem;
    color: var(--accent-cyan);
}

.equipment-item {
    background: var(--background-light);
    padding: 18px;
    border-radius: 10px;
    transition: var(--transition);
    border: 1px solid rgba(74, 158, 242, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.equipment-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.equipment-item:hover::after {
    transform: scaleX(1);
}

.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: white;
}

.equipment-item strong {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 8px;
    font-weight: 700;
    display: block;
}

.equipment-item span {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.4;
}

.contact {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.93) 0%, rgba(248, 250, 252, 0.95) 100%),
                url('https://images.unsplash.com/photo-1497366216548-37526070297c?ixlib=rb-4.0.3&auto=format&fit=crop&w=2069&q=80') center/cover no-repeat;
    background-attachment: fixed;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.office {
    margin-bottom: 32px;
}

.office h3 {
    color: var(--primary-blue);
    margin-bottom: 8px;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.office p {
    color: var(--text-gray);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-gray);
}

.contact-item i {
    color: var(--primary-blue);
    width: 20px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 16px;
    border: 2px solid rgba(74, 158, 242, 0.1);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.submit-btn {
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-logo img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    filter: brightness(0) invert(1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: var(--transition);
}

.footer-logo:hover img {
    transform: scale(1.1) rotate(-10deg);
    filter: brightness(0) invert(1) drop-shadow(0 4px 8px rgba(74, 158, 242, 0.4));
}

.footer-logo-text {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.footer-company-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
    letter-spacing: 0.5px;
}

.footer-logo:hover .footer-company-name {
    color: var(--primary-blue);
    text-shadow: 0 2px 4px rgba(74, 158, 242, 0.3);
}

.footer-links {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-blue);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(74, 158, 242, 0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-blue);
    transform: translateY(-2px);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .capabilities-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-stats {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-logo img {
        width: 50px;
        height: 50px;
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    .nav-container {
        height: 80px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 60px;
        transition: var(--transition);
        box-shadow: var(--shadow);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 16px 0;
    }
    
    .nav-menu a {
        font-size: 1.2rem;
    }
    
    .partners-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .partner-card {
        padding: 30px;
        height: 150px;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero-content {
        padding: 100px 20px 60px;
    }
    
    .carousel-indicators {
        bottom: 20px;
    }
    
    .indicator {
        width: 40px;
        height: 3px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-filters {
        flex-direction: column;
        align-items: center;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-logo img {
        width: 60px;
        height: 60px;
    }
    
    .footer-company-name {
        font-size: 1.5rem;
    }
    
    .footer-tagline {
        font-size: 0.85rem;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-container {
        padding: 0 16px;
    }
    
    .nav-logo img {
        width: 45px;
        height: 45px;
    }
    
    .logo-text {
        font-size: 18px;
        display: none; /* Masquer le texte sur très petits écrans pour gagner de l'espace */
    }
    
    .footer-logo {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-logo img {
        width: 50px;
        height: 50px;
    }
    
    .footer-company-name {
        font-size: 1.3rem;
    }
    
    .footer-tagline {
        font-size: 0.8rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .service-card,
    .project-card {
        margin: 0 16px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}

/* Rendre les cartes de projet cliquables */
.project-card {
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}