/* ---------------------------------------------------
   Base Styles
--------------------------------------------------- */
:root {
    /* Couleurs principales */
    --color-primary: #BA5AA5; /* Primary Pink */
    --color-coral: #FF5A5A; /* Primary Coral */
    --color-purple: #8A4FFF; /* Primary Purple */
    --color-green: #3CFFA3; /* Accent Green */
    --color-cyan: #5ED9FF; /* Accent Cyan */
    
    /* Couleurs neutres */
    --color-background: #fafafa;
    --color-white: #ffffff;
    --color-text: #1a202c;
    --color-text-muted: #718096;
    --color-border: #e2e8f0;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Tailles */
    --container-width: 1200px;
    --header-height: 80px;
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 2rem;
    --border-radius-full: 9999px;
  }
  
  /* Reset */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
  }
  
  h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  h4 {
    font-size: 1.25rem;
  }
  
  a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s;
  }
  
  a:hover {
    color: var(--color-purple);
  }
  
  ul {
    list-style: none;
  }
  
  img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
  }
  
  .container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
  }
  
  /* ---------------------------------------------------
     Utility Classes
  --------------------------------------------------- */
  .text-primary {
    color: var(--color-primary);
  }
  
  .text-center-block {
    text-align: center;
    margin: var(--spacing-xl) 0;
  }
  
  .large-text {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
  }
  
  .medium-text {
    font-weight: 500;
    margin-top: var(--spacing-md);
  }
  
  .divider {
    width: 80px;
    height: 4px;
    background-color: var(--color-primary);
    margin: 0 auto var(--spacing-lg);
  }
  
  .section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .section-title {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-sm);
  }
  
  .section-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 800px;
    margin: 0 auto;
  }
  
  .gradient-text {
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
  }
  
  /* ---------------------------------------------------
     Button Styles
  --------------------------------------------------- */
  .btn {
    display: inline-block;
    font-weight: 600;
    text-align: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-full);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
  }
  
  .btn i {
    margin-left: var(--spacing-sm);
  }
  
  .btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 6px rgba(186, 90, 165, 0.2);
  }
  
  .btn-primary:hover {
    background-color: var(--color-purple);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(138, 79, 255, 0.3);
  }
  
  .btn-secondary {
    background-color: var(--color-background);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
  }
  
  .btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
  }
  
  .btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
  }
  
  .btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
  }
  
  .btn-light {
    background-color: var(--color-white);
    color: var(--color-primary);
  }
  
  .btn-light:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-purple);
  }
  
  .btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
  }
  
  /* ---------------------------------------------------
     Header & Navigation
  --------------------------------------------------- */
  .header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
    margin-bottom: 30px
  }
  
  .header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  }
  
  .header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
  }
  
  .logo a {
    display: flex;
    align-items: center;
  }
  
  .logo img {
    max-width: 80px;
    height: auto;
    margin-bottom: 10px;
  }

  
  .nav-list {
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .nav-link {
    font-weight: 500;
    color: var(--color-text);
    position: relative;
  }
  
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s;
  }
  
  .nav-link:hover::after,
  .nav-link.active::after {
    width: 100%;
  }
  
  .nav-link.active {
    color: var(--color-primary);
  }
  
  .mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
  }
  
  .mobile-toggle span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--color-primary);
    transition: all 0.3s ease;
  }
  
  /* ---------------------------------------------------
     Hero Section
  --------------------------------------------------- */
  .hero {
    padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-xl);
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    background-size: 200% 200%;
    animation: gradientAnimation 15s ease infinite;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
  }
  
  @keyframes gradientAnimation {
    0%, 100% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
  }
  
  .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    opacity: 0.9;
  }
  
  .hero-content {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 10;
    gap: var(--spacing-xl);
  }
  
  .hero-text {
    flex: 1;
    text-align: center;
  }
  
  .hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
  }
  
  .hero-title .highlight {
    color: var(--color-green);
  }
  
  .hero-description {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
  }
  
  .hero-image {
    flex: 1;
    position: relative;
    animation: float 3s ease-in-out infinite;
  }
  
  @keyframes float {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  .hero-image img {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    max-width: 100%;
  }
  
  .circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(90deg, var(--color-green), var(--color-cyan));
  }
  
  .circle-1 {
    width: 80px;
    height: 80px;
    bottom: -20px;
    left: -20px;
    opacity: 0.6;
  }
  
  .circle-2 {
    width: 60px;
    height: 60px;
    top: -20px;
    right: -20px;
    opacity: 0.4;
  }
  
  .scroll-indicator {
    text-align: center;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 10;
  }
  
  .scroll-indicator a {
    color: var(--color-white);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
  }
  
  @keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
      transform: translateY(0);
    }
    40% {
      transform: translateY(-20px);
    }
    60% {
      transform: translateY(-10px);
    }
  }
  
  .wave-shape {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background-color: var(--color-background);
    clip-path: polygon(0 100%, 100% 100%, 100% 50%, 75% 100%, 50% 50%, 25% 100%, 0 50%);
  }
  
  /* ---------------------------------------------------
     About Section
  --------------------------------------------------- */
  .about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
  }
  
  .about-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
  }
  
  .about-image {
    flex: 1;
  }
  
  .about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  }
  
  .about-text {
    flex: 1;
  }
  
  .about-subtitle {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
  }
  
  .text-block {
    margin-bottom: var(--spacing-lg);
  }
  
  .text-block p {
    margin-bottom: var(--spacing-lg);
  }
  
  .feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }
  
  .feature-icon {
    width: 32px;
    height: 32px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 4px;
  }
  
  .cta-button {
    margin-top: var(--spacing-lg);
  }
  
  /* ---------------------------------------------------
     Offer Section
  --------------------------------------------------- */
  .offer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
  }
  
  .offer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
  }
  
  .offer-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
  }
  
  .card-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-coral);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
  }
  
  .card-icon.purple {
    background-color: var(--color-purple);
  }
  
  .card-title {
    margin-bottom: var(--spacing-md);
  }
  
  .feature-list {
    margin: var(--spacing-md) 0;
  }
  
  .feature-list li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
  }
  
  .feature-list li i {
    color: var(--color-primary);
    margin-right: var(--spacing-sm);
  }
  
  .card-footer {
    font-weight: 600;
    margin-top: var(--spacing-md);
  }
  
  .pricing-banner {
    display: flex;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    margin-bottom: var(--spacing-xl);
  }
  
  .pricing-text {
    flex: 1;
    padding-right: var(--spacing-lg);
  }
  
  .pricing-comparison {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    font-size: 1.125rem;
  }
  
  .old-price {
    text-decoration: line-through;
    color: var(--color-text-muted);
  }
  
  .new-price {
    font-weight: 700;
    color: var(--color-primary);
  }
  
  .pricing-image {
    flex: 1;
  }
  
  .pricing-image img {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  .offer-grid-small {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .offer-card-small {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
  }
  
  /* ---------------------------------------------------
     Why Choose Us Section
  --------------------------------------------------- */
  .why-choose {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
  }
  
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .feature-box {
    text-align: center;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: box-shadow 0.3s ease;
  }
  
  .feature-box:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
  }
  
  .feature-icon-large {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
  }
  
  .feature-icon-large.coral {
    background-color: var(--color-coral);
  }
  
  .feature-icon-large.pink {
    background-color: var(--color-primary);
  }
  
  .feature-icon-large.purple {
    background-color: var(--color-purple);
  }
  
  .feature-title {
    margin-bottom: var(--spacing-md);
  }
  
  /* ---------------------------------------------------
     Services Section
  --------------------------------------------------- */
  .services {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
  }
  
  .service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
  }
  
  .service-card:hover {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }
  
  .service-card.featured {
    border: 2px solid var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(186, 90, 165, 0.15);
  }
  
  .service-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 20px 40px rgba(186, 90, 165, 0.2);
  }
  
  .popular-tag {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 4px 16px;
    font-size: 0.875rem;
    font-weight: 600;
  }
  
  .card-header {
    padding: var(--spacing-lg);
    background-color: var(--color-background);
  }
  
  .featured-header {
    background-color: rgba(186, 90, 165, 0.1);
  }
  
  .price {
    margin-top: var(--spacing-md);
    display: flex;
    align-items: baseline;
  }
  
  .price-amount {
    font-size: 1.5rem;
    font-weight: 700;
  }
  
  .price-period {
    color: var(--color-text-muted);
    margin-left: var(--spacing-sm);
  }
  
  .card-subtitle {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
  }
  
  .card-body {
    padding: var(--spacing-lg);
  }
  
  .service-features {
    margin-bottom: var(--spacing-lg);
  }
  
  .service-features li {
    padding: var(--spacing-sm) 0;
    position: relative;
  }
  
  .service-features li::before {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    margin-right: var(--spacing-sm);
  }
  
  .feature-included::before {
    content: '\f00c';
    color: var(--color-primary);
  }
  
  .feature-excluded {
    color: var(--color-text-muted);
  }
  
  .feature-excluded::before {
    content: '\f00d';
    color: var(--color-text-muted);
  }
  
  /* ---------------------------------------------------
     Results Section
  --------------------------------------------------- */
  .results {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
  }
  
  .testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    position: relative;
  }
  
  .quote-icon {
    color: var(--color-primary);
    opacity: 0.2;
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
  }
  
  .testimonial-text {
    margin-bottom: var(--spacing-lg);
    font-style: italic;
  }
  
  .testimonial-author {
    display: flex;
    align-items: center;
  }
  
  .author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: var(--spacing-md);
  }
  
  .author-name {
    font-weight: 600;
    margin-bottom: 2px;
  }
  
  .author-company {
    font-size: 0.875rem;
    color: var(--color-text-muted);
  }
  
  .stats-container {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
  }
  
  .stat-item {
    flex: 1;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    text-align: center;
  }
  
  .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: var(--spacing-sm);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
  }
  
  .stat-number.animate {
    opacity: 1;
    transform: translateY(0);
  }
  
  .stat-text {
    color: var(--color-text-muted);
  }
  
  /* ---------------------------------------------------
     CTA Section
  --------------------------------------------------- */
  .cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    color: var(--color-white);
    text-align: center;
  }
  
  .cta-content {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .cta-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
  }
  
  .cta-text {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
  }
  
  /* ---------------------------------------------------
     Contact Section
  --------------------------------------------------- */
  .contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
  }
  
  .contact-info-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .info-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-xl);
    width: 100%;
    margin-bottom: var(--spacing-xl);
  }
  
  .info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
  }
  
  .info-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(186, 90, 165, 0.1);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
  }
  
  .info-text h4 {
    margin-bottom: var(--spacing-xs);
  }
  
  .social-media {
    margin-top: var(--spacing-xl);
  }
  
  .social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
  }
  
  .social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(186, 90, 165, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
  }
  
  .social-icon:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
  }
  
  .cta-button-container {
    text-align: center;
    margin-top: var(--spacing-md);
  }
  
  /* ---------------------------------------------------
     Footer
  --------------------------------------------------- */
  .footer {
    background-color: #1a1a1a;
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
  }
  
  .footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
  }
  
  .footer-logo {
    flex: 1;
    min-width: 250px;
  }
  
  .footer-logo img {
    height: 40px;
    margin-bottom: var(--spacing-md);
    border-radius: 0;
  }
  
  .footer-logo p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 300px;
  }
  
  .footer-links {
    flex: 2;
    display: flex;
    justify-content: space-between;
  }
  
  .footer-column h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-sm);
  }
  
  .footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-primary);
  }
  
  .footer-column ul li {
    margin-bottom: var(--spacing-sm);
  }
  
  .footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s;
  }
  
  .footer-column ul li a:hover {
    color: var(--color-white);
  }
  
  .contact-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
  }
  
  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
  }
  
  .legal-links {
    display: flex;
    gap: var(--spacing-md);
  }
  
  .legal-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
  }
  
  .legal-links a:hover {
    color: var(--color-primary);
  }
  
  /* ---------------------------------------------------
     Back To Top & Scroll Indicator
  --------------------------------------------------- */
  .back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    z-index: 999;
  }
  
  .back-to-top.visible {
    opacity: 1;
    visibility: visible;
  }
  
  .back-to-top:hover {
    background-color: var(--color-purple);
    color: var(--color-white);
    transform: translateY(-3px);
  }
  
  .scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: rgba(0, 0, 0, 0.05);
    z-index: 1001;
  }
  
  .scroll-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-coral), var(--color-primary), var(--color-purple));
    width: 0%;
    transition: width 0.1s ease;
  }
  
  /* ---------------------------------------------------
     Media Queries
  --------------------------------------------------- */
  @media (max-width: 1024px) {
    .service-grid,
    .testimonial-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-container {
      flex-wrap: wrap;
    }
    
    .stat-item {
      flex: 0 0 calc(50% - var(--spacing-md));
      margin-bottom: var(--spacing-md);
    }
  }
  
  @media (max-width: 768px) {
    :root {
      --spacing-xl: 3rem;
    }
    
    h1 {
      font-size: 2rem;
    }
    
    h2 {
      font-size: 1.75rem;
    }
    
    .container {
      padding: 0 var(--spacing-md);
    }
    
    .mobile-toggle {
      display: flex;
    }
    
    .nav {
      position: fixed;
      top: var(--header-height);
      left: 0;
      width: 100%;
      height: 0;
      background-color: var(--color-white);
      overflow: hidden;
      transition: height 0.3s ease;
      box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav.active {
      height: calc(100vh - var(--header-height));
    }
    
    .nav-list {
      flex-direction: column;
      padding: var(--spacing-lg);
      gap: var(--spacing-lg);
    }
    
    .hero-content,
    .about-content,
    .offer-grid,
    .pricing-banner,
    .offer-grid-small,
    .feature-grid,
    .contact-container {
      flex-direction: column;
      grid-template-columns: 1fr;
    }
    
    .hero-text,
    .pricing-text {
      order: 1;
    }
    
    .hero-image,
    .pricing-image {
      order: 0;
      margin-bottom: var(--spacing-lg);
    }
    
    .hero-description {
      font-size: 1.125rem;
    }
    
    .about-content {
      flex-direction: column;
    }
    
    .offer-grid,
    .offer-grid-small,
    .feature-grid,
    .service-grid,
    .testimonial-grid {
      grid-template-columns: 1fr;
    }
    
    .form-group {
      width: 100%;
      margin-right: 0;
    }
    
    .footer-content {
      flex-direction: column;
      gap: var(--spacing-lg);
    }
    
    .footer-links {
      flex-direction: column;
      gap: var(--spacing-lg);
    }
    
    .footer-bottom {
      flex-direction: column;
      gap: var(--spacing-md);
      text-align: center;
    }
  }
  
  @media (max-width: 480px) {
    .hero-buttons {
      flex-direction: column;
      gap: var(--spacing-md);
    }
    
    .btn {
      width: 100%;
    }
    
    .stat-item {
      flex: 0 0 100%;
    }
  }
  
  /* ---------------------------------------------------
     Animations for Hero Section
  --------------------------------------------------- */
  .fade-in {
    animation: fadeIn 1s ease forwards;
    opacity: 0;
  }
  
  @keyframes fadeIn {
    0% {
      opacity: 0;
      transform: translateY(20px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .hero-title.fade-in {
    animation-delay: 0.3s;
  }
  
  .hero-description.fade-in {
    animation-delay: 0.6s;
  }
  
  .hero-buttons.fade-in {
    animation-delay: 0.9s;
  }
  
  /* Style pour ne pas scroller quand menu mobile actif */
  .no-scroll {
    overflow: hidden;
  }