:root {
            --primary-color: #000000;
            --accent-color: #FF6B00;
            --secondary-color: #1a1a1a;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            background-color: var(--primary-color);
            color: white;
            font-family: 'Inter', sans-serif;
            overflow-x: hidden;
        }

        h1, h2, h3, h4 {
            font-family: 'Playfair Display', serif;
        }

        /* Neural Network Canvas */
        #neural-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            opacity: 0.4;
        }

        #particles-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }
        
        /* Navigation */
        nav {
            background-color: rgba(0, 0, 0, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--accent-color);
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
        }
        
        /* Hero Section */
        .contact-hero {
            height: 70vh;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
            margin-top: 80px;
        }
        
        .contact-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(255,107,0,0.1) 100%);
            z-index: 1;
        }
        
        .contact-hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 0 20px;
        }

        /* Section Styling */
        section {
            padding: 100px 0;
            position: relative;
            z-index: 2;
        }
        
        .section-title {
            font-size: 3rem;
            margin-bottom: 50px;
            text-align: center;
            color: var(--accent-color);
        }

        /* Contact Form - Design Unique */
        .contact-form-container {
            background: rgba(0, 0, 0, 0.6);
            border: 1px solid rgba(255, 107, 0, 0.2);
            border-radius: 20px;
            padding: 60px;
            backdrop-filter: blur(10px);
            position: relative;
            overflow: hidden;
            transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .contact-form-container::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 107, 0, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: all 0.8s ease;
            z-index: 0;
        }

        .contact-form-container:hover::before {
            opacity: 1;
            transform: translate(25%, 25%);
        }

        .contact-form-container:hover {
            border-color: var(--accent-color);
            box-shadow: 0 40px 100px rgba(255, 107, 0, 0.3);
            background: rgba(0, 0, 0, 0.8);
        }

        .form-group {
            position: relative;
            margin-bottom: 30px;
        }

        .form-input {
            width: 100%;
            background: rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 107, 0, 0.3);
            color: #fff;
            padding: 20px 25px;
            border-radius: 15px;
            font-size: 1.1rem;
            transition: all 0.4s ease;
            font-family: 'Inter', sans-serif;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent-color);
            box-shadow: 0 0 30px rgba(255, 107, 0, 0.3);
            background: rgba(0, 0, 0, 0.7);
        }

        .form-label {
            position: absolute;
            top: 20px;
            left: 25px;
            color: rgba(255, 255, 255, 0.6);
            transition: all 0.3s ease;
            pointer-events: none;
            font-size: 1.1rem;
        }

        .form-input:focus + .form-label,
        .form-input:not(:placeholder-shown) + .form-label {
            top: -10px;
            left: 15px;
            font-size: 0.9rem;
            color: var(--accent-color);
            background: #000;
            padding: 0 10px;
        }

        .form-textarea {
            min-height: 200px;
            resize: vertical;
        }

        /* Submit Button - Design Avancé */
        .submit-btn {
            background: transparent;
            border: 2px solid var(--accent-color);
            color: var(--accent-color);
            padding: 20px 60px;
            font-size: 1.1rem;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
            position: relative;
            overflow: hidden;
            z-index: 1;
            border-radius: 50px;
            cursor: pointer;
            display: block;
            margin: 40px auto 0;
        }

        .submit-btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: var(--accent-color);
            transition: all 0.6s cubic-bezier(0.19, 1, 0.22, 1);
            z-index: -1;
            border-radius: 50%;
            transform: translate(-50%, -50%);
        }

        .submit-btn:hover::before {
            width: 400px;
            height: 400px;
        }

        .submit-btn:hover {
            color: #000;
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(255, 107, 0, 0.4);
        }

        /* Contact Methods - Design Innovant */
        .contact-methods {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .contact-method {
            background: rgba(0, 0, 0, 0.6);
            border: 1px solid rgba(255, 107, 0, 0.2);
            border-radius: 15px;
            padding: 40px 30px;
            text-align: center;
            transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
            backdrop-filter: blur(10px);
            position: relative;
            overflow: hidden;
        }

        .contact-method::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 107, 0, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: all 0.8s ease;
        }

        .contact-method:hover::before {
            opacity: 1;
            transform: translate(25%, 25%);
        }

        .contact-method:hover {
            transform: translateY(-15px);
            border-color: var(--accent-color);
            box-shadow: 0 30px 80px rgba(255, 107, 0, 0.3);
            background: rgba(0, 0, 0, 0.8);
        }

        .contact-icon {
            font-size: 3.5rem;
            color: var(--accent-color);
            margin-bottom: 25px;
            transition: all 0.5s ease;
        }

        .contact-method:hover .contact-icon {
            transform: scale(1.2) rotate(5deg);
        }

        .contact-title {
            font-size: 1.5rem;
            color: var(--accent-color);
            margin-bottom: 15px;
            font-weight: 700;
        }

        .contact-detail {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }

        /* Interactive Map - Design Unique */
        .map-container {
            position: relative;
            height: 500px;
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid rgba(255, 107, 0, 0.3);
            margin-top: 50px;
            background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.5s ease;
        }

        .map-container:hover {
            border-color: var(--accent-color);
            box-shadow: 0 30px 80px rgba(255, 107, 0, 0.3);
        }

        .map-placeholder {
            text-align: center;
            color: rgba(255, 107, 0, 0.5);
        }

        .map-icon {
            font-size: 5rem;
            margin-bottom: 20px;
        }

        /* FAQ Section - Design Innovant */
        .faq-container {
            max-width: 1000px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(0, 0, 0, 0.6);
            border: 1px solid rgba(255, 107, 0, 0.2);
            border-radius: 15px;
            margin-bottom: 20px;
            overflow: hidden;
            transition: all 0.4s ease;
            backdrop-filter: blur(10px);
        }

        .faq-item:hover {
            border-color: var(--accent-color);
            box-shadow: 0 15px 40px rgba(255, 107, 0, 0.2);
        }

        .faq-question {
            padding: 25px 30px;
            font-size: 1.2rem;
            color: var(--accent-color);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s ease;
        }

        .faq-question:hover {
            background: rgba(255, 107, 0, 0.05);
        }

        .faq-answer {
            padding: 0 30px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.5s ease;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            padding: 0 30px 25px;
            max-height: 500px;
        }

        .faq-toggle {
            font-size: 1.5rem;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }

        /* Team Contact - Design Avancé */
        .team-contact {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .team-member {
            text-align: center;
            transition: all 0.5s ease;
        }

        .team-member:hover {
            transform: translateY(-10px);
        }

        .team-avatar {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid rgba(255, 107, 0, 0.5);
            margin: 0 auto 20px;
            transition: all 0.5s ease;
        }

        .team-member:hover .team-avatar {
            border-color: var(--accent-color);
            box-shadow: 0 15px 40px rgba(255, 107, 0, 0.4);
        }

        .team-name {
            font-size: 1.3rem;
            color: var(--accent-color);
            margin-bottom: 5px;
            font-weight: 700;
        }

        .team-role {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 15px;
        }

        .team-contact-btn {
            background: transparent;
            border: 1px solid rgba(255, 107, 0, 0.5);
            color: rgba(255, 107, 0, 0.8);
            padding: 8px 20px;
            border-radius: 20px;
            font-size: 0.9rem;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .team-contact-btn:hover {
            background: var(--accent-color);
            color: #000;
            border-color: var(--accent-color);
        }

        /* Social Links - Design Premium */
        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 50px;
        }

        .social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border: 1px solid rgba(255, 107, 0, 0.3);
            color: var(--accent-color);
            border-radius: 50%;
            transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
            font-size: 1.5rem;
            text-decoration: none;
        }

        .social-link:hover {
            background: var(--accent-color);
            color: #000;
            border-color: var(--accent-color);
            transform: translateY(-8px) scale(1.1);
            box-shadow: 0 10px 30px rgba(255, 107, 0, 0.4);
        }

        /* Button */
        .btn-primary {
            background-color: var(--accent-color);
            color: var(--primary-color);
            padding: 18px 50px;
            border-radius: 50px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 2px;
            transition: all 0.4s ease;
            border: none;
            cursor: pointer;
            display: inline-block;
            text-decoration: none;
            font-size: 1.1rem;
        }
        
        .btn-primary:hover {
            background-color: #ff8c33;
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(255, 107, 0, 0.4);
        }

        /* Footer */
        footer {
            background: #000;
            border-top: 1px solid rgba(255, 107, 0, 0.2);
            padding: 80px 0 40px;
            position: relative;
            z-index: 2;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 2.5rem;
            }
            
            .contact-form-container {
                padding: 40px;
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 2rem;
            }
            
            .contact-form-container {
                padding: 30px 20px;
            }
            
            .form-input {
                padding: 15px 20px;
            }
            
            .form-label {
                top: 15px;
                left: 20px;
            }
            
            .contact-methods {
                grid-template-columns: 1fr;
            }
            
            .team-contact {
                grid-template-columns: repeat(2, 1fr);
            }
        }