/* === RESET & BASE === */
       * { margin: 0; padding: 0; box-sizing: border-box; }
       html { scroll-behavior: smooth; }
       body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif; line-height: 1.6; color: var(--dark); }
 /* === COULEURS & GRADIENT === */ 
      :root { --primary: #06b6d4; --gradient: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); --dark: #2d3748; --gray: #718096; --light-gray: #f7fafc; --white: #ffffff; }
 /* === NAVIGATION === */ 
       nav { position: fixed; top: 0; width: 100%; background: transparent; padding: 1.5rem 2rem; z-index: 1000; transition: transform 0.3s ease; }
       nav.hidden { transform: translateY(-100%); }
       nav .container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
       nav .logo { display: flex; align-items: center; text-decoration: none; }
       nav .logo img { height: 60px; width: auto; object-fit: contain; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)); }
       nav ul { display: flex; list-style: none; gap: 2rem; }
       nav a { text-decoration: none; color: var(--white); font-weight: 500; transition: all 0.3s ease; text-shadow: 0 2px 4px rgba(0,0,0,0.1); }
       nav a:hover { color: rgba(255, 255, 255, 0.8); }
 /* === HERO === */ 
       .hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; background: url('AJ1920.jpg') center/cover; color: var(--white); position: relative; padding: 2rem; }
       .hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.3); z-index: 1; }
       .hero .container { position: relative; z-index: 2; }
       .hero h1 { font-size: 5rem; font-weight: 900; margin-bottom: 1rem; letter-spacing: -2px; }
       .hero p { font-size: 1.5rem; margin-bottom: 2rem; opacity: 0.95; }
       .btn { display: inline-block; padding: 1rem 2.5rem; background: var(--white); color: var(--primary); text-decoration: none; border-radius: 50px; font-weight: 600; transition: all 0.3s ease; border: none; cursor: pointer; font-size: 1rem; }
       .btn:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(0,0,0,0.2); }
 /* === SECTIONS === */ 
       section { padding: 5rem 2rem; }
       .container { max-width: 1200px; margin: 0 auto; }
       h2 { text-align: center; font-size: 2.5rem; margin-bottom: 3rem; color: var(--dark); }
 /* === AVANTAGES === */ 
       .advantages-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
       .advantage-card { background: var(--white); padding: 2rem; border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; text-align: center; }
       .advantage-card:hover { transform: translateY(-10px); box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2); }
       .advantage-card .icon { font-size: 3rem; margin-bottom: 1rem; }
       .advantage-card h3 { font-size: 1.3rem; margin-bottom: 0.5rem; color: var(--primary); }
       .advantage-card p { color: var(--gray); }
 /* === OFFRES === */ 
       .offers { background: var(--light-gray); }
       .offers-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2rem; }
       @media (min-width: 769px) and (max-width: 1200px) { .offers-grid { grid-template-columns: repeat(2, 1fr); } }
       .offer-card { background: var(--white); padding: 2.5rem 2rem; border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; position: relative; text-align: center; }
       .offer-card:hover { transform: translateY(-10px); box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2); }
       .badge { position: absolute; top: -15px; right: 20px; background: var(--gradient); color: var(--white); padding: 0.5rem 1rem; border-radius: 20px; font-size: 0.85rem; font-weight: 600; }
       .offer-card h3 { font-size: 1.4rem; margin-bottom: 1rem; color: var(--dark); min-height: 2.8rem; display: flex; align-items: center; justify-content: center; }
       @media (min-width: 1201px) { .offer-card h3 { font-size: 1.25rem; white-space: nowrap; } }
       .price { font-size: 2.5rem; font-weight: bold; color: var(--primary); margin: 1rem 0; }
       .price-detail { font-size: 1rem; color: var(--gray); margin-bottom: 1.5rem; }
       .offer-card ul { list-style: none; margin-bottom: 2rem; text-align: left; }
       .offer-card li { padding: 0.5rem 0; color: var(--gray); display: flex; align-items: center; gap: 0.5rem; }
       .offer-card li:before { content: "✓"; color: var(--primary); font-weight: bold; }
       .btn-gradient { background: var(--gradient); color: var(--white); width: 100%; padding: 1rem; }
       .btn-gradient:hover { opacity: 0.9; }
       .pricing-notes { text-align: center; margin-top: 2rem; color: var(--gray); font-size: 0.95rem; }
       .pricing-notes p { margin: 0.5rem 0; }
       .crypto-payment { color: var(--primary); font-weight: 600; font-size: 1rem; }
 /* === CONTACT FORM === */ 
       .contact-form { max-width: 600px; margin: 0 auto; background: var(--white); padding: 3rem; border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); }
       .form-group { margin-bottom: 1.5rem; }
       .form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: var(--dark); }
       .form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.75rem; border: 2px solid #e2e8f0; border-radius: 8px; font-size: 1rem; transition: border-color 0.3s ease; font-family: inherit; }
       .form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
       .form-group textarea { resize: vertical; min-height: 120px; }
       .error-message { color: #e53e3e; font-size: 0.85rem; margin-top: 0.25rem; display: none; }
       .form-group.error input, .form-group.error select, .form-group.error textarea { border-color: #e53e3e; }
       .form-group.error .error-message { display: block; }
       .alert-message { padding: 1rem; border-radius: 8px; margin-bottom: 1.5rem; text-align: center; font-weight: 600; display: none; }
       .alert-message.success { background: #48bb78; color: var(--white); }
       .alert-message.error { background: #e53e3e; color: var(--white); }
  /* === FOOTER === */ 
       footer { background: var(--dark); color: var(--white); padding: 3rem 2rem 2rem; text-align: center; }
       footer nav { position: static; background: transparent; padding: 0; margin-bottom: 2rem; box-shadow: none; }
       footer nav .container { justify-content: center; }
       footer nav ul { justify-content: center; }
       footer nav a { color: var(--white); }
       footer nav a:hover { color: var(--primary); }
       .footer-legal { color: #a0aec0; font-size: 0.9rem; line-height: 1.8; }
       .footer-legal a { color: var(--primary); text-decoration: none; transition: color 0.3s ease; }
       .footer-legal a:hover { color: #06b6d4; text-decoration: underline; }
 /* === MOBILE MENU === */ 
      .mobile-menu-btn { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--white); text-shadow: 0 2px 4px rgba(0,0,0,0.1); }
 /* === RESPONSIVE === */ 
       @media (max-width: 768px) { .hero h1 { font-size: 3rem; }
       .hero p { font-size: 1.2rem; }
       nav ul { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(45, 55, 72, 0.98); padding: 1rem; box-shadow: 0 5px 20px rgba(0,0,0,0.3); }
       nav ul.active { display: flex; }
       .mobile-menu-btn { display: block; }
       .offers-grid { grid-template-columns: 1fr; }
       .advantages-grid { grid-template-columns: 1fr; }
       section { padding: 3rem 1rem; }
       h2 { font-size: 2rem; }
       .contact-form { padding: 2rem 1.5rem; } }
 /* === Overlay === */ 
       #cookieConsent { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(0, 0, 0, 0.95); backdrop-filter: blur(10px); z-index: 10000; padding: 2rem; box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.3); transform: translateY(100%); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
       #cookieConsent.show { transform: translateY(0); }
       .cookie-container { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
       .cookie-text { flex: 1; min-width: 300px; color: #fff; }
       .cookie-text h3 { font-size: 1.5rem; margin-bottom: 0.5rem; color: #fff; font-weight: 700; }
       .cookie-text p { font-size: 0.95rem; line-height: 1.6; margin-bottom: 0.5rem; color: rgba(255, 255, 255, 0.9); }
       .cookie-text a { color: #06b6d4; text-decoration: underline; transition: color 0.3s ease; }
       .cookie-text a:hover { color: #0891b2; }
       .cookie-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }
       .cookie-btn { padding: 0.875rem 1.75rem; border: none; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: all 0.3s ease; white-space: nowrap; }
       .cookie-btn-accept { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); color: white; }
       .cookie-btn-accept:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(6, 182, 212, 0.4); }
       .cookie-btn-refuse { background: transparent; color: white; border: 2px solid rgba(255, 255, 255, 0.3); }
       .cookie-btn-refuse:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.5); }
       .cookie-btn-customize { background: transparent; color: white; border: 2px solid #06b6d4; }
       .cookie-btn-customize:hover { background: rgba(6, 182, 212, 0.2); }
 /* === Modal de personnalisation === */ 
       #cookieModal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.8); z-index: 10001; padding: 2rem; overflow-y: auto; }
       #cookieModal.show { display: flex; align-items: center; justify-content: center; }
       .modal-content { background: white; border-radius: 15px; max-width: 700px; width: 100%; padding: 2.5rem; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); animation: slideIn 0.3s ease; }
       @keyframes slideIn { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
       .modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 2px solid #e2e8f0; }
       .modal-header h2 { font-size: 1.75rem; color: #2d3748; margin: 0; }
       .modal-close { background: none; border: none; font-size: 2rem; cursor: pointer; color: #718096; line-height: 1; padding: 0; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: all 0.3s ease; }
       .modal-close:hover { background: #f7fafc; color: #2d3748; }
       .cookie-category { background: #f7fafc; border-radius: 10px; padding: 1.5rem; margin-bottom: 1.25rem; border: 2px solid #e2e8f0; transition: border-color 0.3s ease; }
       .cookie-category:hover { border-color: #06b6d4; }
       .category-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
       .category-header h3 { font-size: 1.2rem; color: #2d3748; margin: 0; }
       .category-description { font-size: 0.95rem; color: #718096; line-height: 1.6; margin-bottom: 0.5rem; }
       .category-examples { font-size: 0.85rem; color: #a0aec0; font-style: italic; }
 /* === Toggle Switch === */ 
       .toggle-switch { position: relative; display: inline-block; width: 52px; height: 28px; }
       .toggle-switch input { opacity: 0; width: 0; height: 0; }
       .toggle-slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #cbd5e0; transition: 0.3s; border-radius: 28px; }
       .toggle-slider:before { position: absolute; content: ""; height: 20px; width: 20px; left: 4px; bottom: 4px; background-color: white; transition: 0.3s; border-radius: 50%; }
       input:checked + .toggle-slider { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); }
       input:checked + .toggle-slider:before { transform: translateX(24px); }
       input:disabled + .toggle-slider { opacity: 0.5; cursor: not-allowed; }
       .modal-footer { display: flex; gap: 1rem; margin-top: 2rem; justify-content: flex-end; flex-wrap: wrap; }
       .modal-footer .cookie-btn-refuse { background: #f7fafc; color: #2d3748; border: 2px solid #e2e8f0; }
       .modal-footer .cookie-btn-refuse:hover { background: #e2e8f0; border-color: #cbd5e0; }
       .required-badge { display: inline-block; background: #48bb78; color: white; padding: 0.25rem 0.75rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; margin-left: 0.5rem; } 
 /* === Responsive === */
       @media (max-width: 768px) { #cookieConsent { padding: 1.5rem 1rem; }
       .cookie-container { flex-direction: column; gap: 1.5rem; }
       .cookie-buttons { width: 100%; flex-direction: column; }
       .cookie-btn { width: 100%; text-align: center; }
       .modal-content { padding: 1.5rem; margin: 1rem; }
       .modal-footer { flex-direction: column; }
       .modal-footer .cookie-btn { width: 100%; }}

 /* === CARROUSEL CLIENTS === */
       #clients { background: var(--light-gray); }
       .clients-carousel { position: relative; display: flex; align-items: center; justify-content: center; gap: 1.5rem; max-width: 900px; margin: 0 auto; }
       .carousel-track { overflow: hidden; border-radius: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.12); flex: 1; }
       .carousel-slides { display: flex; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); }
       .carousel-slide { min-width: 100%; position: relative; background: var(--white); }
       .carousel-slide img { width: 100%; height: 480px; object-fit: cover; display: block; border-radius: 20px; }
       .carousel-caption { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(0,0,0,0.6)); color: white; padding: 2rem 1.5rem 1.5rem; border-radius: 0 0 20px 20px; text-align: center; }
       .carousel-caption h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.25rem; }
       .carousel-caption p { font-size: 0.95rem; opacity: 0.9; }
       .carousel-btn { background: var(--white); border: none; width: 52px; height: 52px; border-radius: 50%; font-size: 1.4rem; cursor: pointer; box-shadow: 0 4px 15px rgba(0,0,0,0.15); transition: all 0.3s ease; color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
       .carousel-btn:hover { background: var(--gradient); color: white; transform: scale(1.1); box-shadow: 0 6px 20px rgba(6,182,212,0.4); }
       .carousel-dots { display: flex; justify-content: center; gap: 0.6rem; margin-top: 1.5rem; }
       .carousel-dot { width: 10px; height: 10px; border-radius: 50%; background: #cbd5e0; border: none; cursor: pointer; transition: all 0.3s ease; padding: 0; }
       .carousel-dot.active { background: var(--primary); transform: scale(1.3); }
       @media (max-width: 768px) { .carousel-slide img { height: 260px; } .carousel-btn { width: 40px; height: 40px; font-size: 1.1rem; } }