/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #14b8a6;
    --primary-dark: #0d9488;
    --secondary-color: #94a3b8;
    --accent-color: #f59e0b;
    --accent-pink: #ec4899;
    --accent-purple: #8b5cf6;
    --text-dark: #0f172a;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-dark: #0f172a;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px 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);
    --gradient: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
    --gradient-primary: linear-gradient(135deg, #14b8a6 0%, #0d9488 50%, #14b8a6 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-rainbow: linear-gradient(45deg, #14b8a6, #94a3b8, #14b8a6, #0d9488, #14b8a6);
    --blur: blur(10px);
    --border-radius: 20px;
    --border-radius-lg: 30px;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    transition: all 0.3s ease;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden,
#loader[style*="display: none"] {
    opacity: 0 !important;
    visibility: hidden !important;
    display: none !important;
    pointer-events: none !important;
}

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

.loader-logo h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
    animation: pulse 2s ease-in-out infinite;
}

.loader-spinner {
    position: relative;
    width: 60px;
    height: 60px;
    margin: 0 auto;
}

.spinner {
    width: 100%;
    height: 100%;
    border: 4px solid rgba(99, 102, 241, 0.1);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Mode sombre pour le loader */
[data-theme="dark"] .loader {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: #ffffff !important;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 32px 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;
    min-height: 90px;
}

.nav-logo h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
    position: relative;
}

.nav-logo h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-logo:hover h2::after {
    width: 100%;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #000000 !important;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.theme-toggle:hover i {
    transform: rotate(180deg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(99, 102, 241, 0.03), transparent);
    animation: rotate 20s linear infinite;
    pointer-events: none;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Particules flottantes */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: float-particle 6s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 20%;
    animation-delay: 2s;
    animation-duration: 6s;
}

.particle:nth-child(3) {
    top: 30%;
    left: 80%;
    animation-delay: 4s;
    animation-duration: 7s;
}

.particle:nth-child(4) {
    top: 70%;
    left: 70%;
    animation-delay: 1s;
    animation-duration: 9s;
}

.particle:nth-child(5) {
    top: 40%;
    left: 50%;
    animation-delay: 3s;
    animation-duration: 5s;
}

.particle:nth-child(6) {
    top: 80%;
    left: 30%;
    animation-delay: 5s;
    animation-duration: 8s;
}

@keyframes float-particle {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
        opacity: 0.7;
    }
    25% {
        transform: translateY(-20px) translateX(10px);
        opacity: 1;
    }
    50% {
        transform: translateY(-10px) translateX(-10px);
        opacity: 0.8;
    }
    75% {
        transform: translateY(-30px) translateX(5px);
        opacity: 0.9;
    }
}

/* Formes géométriques */
.geometric-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.shape {
    position: absolute;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: float-shape 10s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    bottom: 20%;
    left: 15%;
    animation-delay: 3s;
}

.shape-3 {
    width: 120px;
    height: 60px;
    border-radius: 50px;
    top: 50%;
    right: 20%;
    animation-delay: 6s;
}

@keyframes float-shape {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-30px) rotate(120deg);
    }
    66% {
        transform: translateY(-15px) rotate(240deg);
    }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    position: relative;
}

.hero-title::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: var(--gradient-primary);
    opacity: 0.1;
    border-radius: 20px;
    z-index: -1;
    animation: pulse 3s ease-in-out infinite;
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    animation: shimmer 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.1; transform: scale(1); }
    50% { opacity: 0.2; transform: scale(1.02); }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.btn::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;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
}

.btn-secondary:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
    border-color: transparent;
}

.hero-image {
    display: flex;
    justify-content: center;
    animation: fadeInRight 0.8s ease;
    position: relative;
    z-index: 2;
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-align: center;
    transform: rotate(5deg) perspective(1000px) rotateY(10deg);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
    border-radius: var(--border-radius-lg);
    z-index: -1;
}

.hero-card:hover {
    transform: rotate(0deg) perspective(1000px) rotateY(0deg) scale(1.05);
    box-shadow: 
        0 35px 70px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.hero-card i {
    font-size: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    display: block;
    animation: float 3s ease-in-out infinite;
}

.hero-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 700;
}

.hero-card p {
    color: var(--text-light);
    font-weight: 500;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-card {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--border-radius);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateX(15px) translateY(-5px);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.feature-card i {
    font-size: 2.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover i {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 700;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
    font-weight: 500;
}

/* Trust Section */
.trust {
    padding: 80px 0;
    background: var(--bg-light);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.trust-item {
    text-align: center;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.trust-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--border-radius-lg);
}

.trust-item:hover::before {
    opacity: 0.05;
}

.trust-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.trust-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.trust-item:hover .trust-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.4);
}

.trust-icon i {
    font-size: 2.2rem;
    color: white;
    transition: all 0.3s ease;
}

.trust-item:hover .trust-icon i {
    transform: scale(1.1);
}

.trust-item h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.trust-item p {
    color: var(--text-light);
    font-weight: 500;
    position: relative;
    z-index: 2;
}

/* Solutions Section */
.solutions {
    padding: 80px 0;
    background: white;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--border-radius-lg);
}

.solution-card:hover::before {
    opacity: 0.05;
}

.solution-card:hover {
    transform: translateY(-15px) rotateX(5deg) rotateY(5deg);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.solution-card i {
    font-size: 3.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    display: block;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.solution-card:hover i {
    transform: scale(1.1) rotate(10deg);
}

.solution-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.solution-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-weight: 500;
    position: relative;
    z-index: 2;
}

.solution-card ul {
    list-style: none;
    text-align: left;
    position: relative;
    z-index: 2;
}

.solution-card li {
    padding: 0.7rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 2rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.solution-card li:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.solution-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.solution-card li:hover::before {
    transform: scale(1.2);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.contact-info p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
    font-weight: 500;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.contact-item:hover::before {
    left: 100%;
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.contact-item i {
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.contact-item:hover i {
    transform: scale(1.1) rotate(5deg);
}

.contact-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.contact-item p {
    color: var(--text-light);
    margin: 0;
    font-weight: 500;
    position: relative;
    z-index: 2;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.02;
    border-radius: var(--border-radius-lg);
    z-index: -1;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    color: var(--text-dark);
    position: relative;
    z-index: 2;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
    opacity: 0.8;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

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

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: #94a3b8;
    margin: 0;
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .hero-card {
        transform: none;
        margin-top: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .solution-card,
    .contact-form {
        padding: 1.5rem;
    }
}

/* Mode sombre */
[data-theme="dark"] {
    --text-dark: #f8fafc;
    --text-light: #cbd5e1;
    --bg-light: #0f172a;
    --bg-white: #1e293b;
    --bg-dark: #0f172a;
    --border-color: #334155;
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

[data-theme="dark"] .about {
    background: #1e293b;
}

[data-theme="dark"] .trust {
    background: #0f172a;
}

[data-theme="dark"] .solutions {
    background: #1e293b;
}

[data-theme="dark"] .contact {
    background: #0f172a;
}

[data-theme="dark"] .footer {
    background: #0f172a;
}

[data-theme="dark"] .theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .theme-toggle i {
    color: #f8fafc;
}

[data-theme="dark"] .contact-form {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .contact-form input,
[data-theme="dark"] .contact-form textarea {
    background: rgba(30, 41, 59, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: #f8fafc;
}

[data-theme="dark"] .contact-form input:focus,
[data-theme="dark"] .contact-form textarea:focus {
    background: rgba(30, 41, 59, 0.4);
    border-color: var(--primary-color);
}

[data-theme="dark"] .contact-item {
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
/* ============================================
   LOGO STYLES - Dimensions optimisées
   ============================================ */

/* Conteneur logo navbar */
.nav-logo {
    display: flex !important;
    align-items: center !important;
    height: 100%;
    padding: 0.5rem 0;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Logo dans la navbar - Desktop */
.nav-logo img {
    height: 75px !important;
    width: 225px !important;
    max-height: 75px !important;
    max-width: 225px !important;
    object-fit: contain !important;
    display: block !important;
    vertical-align: middle !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Conteneur logo loader */
.loader-logo {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Logo dans le loader (plus grand) */
.loader-logo img {
    height: 120px !important;
    width: 400px !important;
    max-height: 120px !important;
    max-width: 400px !important;
    object-fit: contain !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Logo navbar - Mobile (max-width: 768px) */
@media (max-width: 768px) {
    .nav-logo img {
        height: 60px !important;
        width: 180px !important;
        max-height: 60px !important;
        max-width: 180px !important;
    }
    
    .nav-container {
        height: 75px;
        min-height: 75px;
    }
}

/* Logo navbar - Mobile petit (max-width: 480px) */
@media (max-width: 480px) {
    .nav-logo img {
        height: 50px !important;
        width: 150px !important;
        max-height: 50px !important;
        max-width: 150px !important;
    }
    
    .nav-container {
        height: 65px;
        min-height: 65px;
    }
}