/* Règles générales */
        body {
            background-color: black;
            color: white;
            text-align: center;
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            scroll-behavior: smooth;
        }

        section {
            padding: 60px 20px;
            transition: background-color 0.3s ease;
        }

        /* Header et navigation */
        header {
            padding: 10px; /* Reduced from 20px */
            position: sticky;
            top: 0;
            background-color: rgba(0, 0, 0, 0.9);
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

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

        .logo {
            width: 90px;
            justify-self: center;
        }

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

        nav:first-child {
            justify-self: start;
        }

        nav:last-child {
            justify-self: end;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 15px; /* Optional: reduced from 20px */
            margin: 0; /* Added to remove default margin */
            padding: 0; /* Added to remove default padding */
        }

        .checkbox-container {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .checkbox-container input[type="checkbox"] {
            width: auto;
            height: auto;
            margin: 0;
        }

        nav a {
            background: linear-gradient(45deg, #d5181d, #ff4757);
            color: white;
            text-decoration: none;
            padding: 8px 16px;
            border-radius: 25px;
            transition: all 0.3s ease;
            font-size: 0.9em;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: none;
            box-shadow: 0 4px 15px rgba(213, 24, 29, 0.3);
        }

        nav a:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(213, 24, 29, 0.4);
            background: linear-gradient(45deg, #ff4757, #d5181d);
        }

        /* Section Hero */
        .hero {
            min-height: 40vh; /* Increased for better impact */
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            background: linear-gradient(to bottom, #000, #111);
            padding: 80px 20px;
        }

        .hero h1 {
            font-size: 3.5em;
            font-weight: bold;
            margin-bottom: 30px;
            line-height: 1.2;
            text-transform: uppercase;
            letter-spacing: -1px;
        }

        .hero p {
            font-size: 1.4em;
            margin-bottom: 40px;
            max-width: 700px;
            line-height: 1.6;
        }

        /* Statistiques Hero */
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 60px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .stat {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .stat-number {
            font-size: 2.5em;
            font-weight: bold;
            color: #d5181d;
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.9em;
            color: #ccc;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Bouton CTA principal */
        .cta-button {
            background: linear-gradient(45deg, #d5181d, #ff4757);
            color: white;
            text-decoration: none;
            padding: 18px 40px;
            border-radius: 50px;
            font-size: 1.1em;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 8px 25px rgba(213, 24, 29, 0.3);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(213, 24, 29, 0.4);
            background: linear-gradient(45deg, #ff4757, #d5181d);
        }

        .cta-button i {
            font-size: 1.2em;
        }

        .download-buttons {
            margin-top: 30px;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .download-buttons a img {
            width: 180px;
            transition: transform 0.3s ease-in-out;
        }

        .download-buttons a img:hover {
            transform: scale(1.1);
        }

        /* Section des cartes (fonctionnalités et témoignages) */
        .cards-section {
            padding: 80px 20px;
            background-color: #111;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }

        .cards-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.3), transparent);
        }

        .cards-section h2 {
            font-size: 2.5em;
            margin-bottom: 50px;
            position: relative;
            display: inline-block;
            text-transform: uppercase;
            letter-spacing: -1px;
        }

        .cards-section h2::after {
            content: "";
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(45deg, #d5181d, #ff4757);
        }

        .cards-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 30px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .card {
            background-color: #222;
            border-radius: 15px;
            padding: 30px;
            width: 280px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
            border-color: rgba(213, 24, 29, 0.3);
        }

        .feature-card {
            text-align: center;
        }

        .feature-screenshot {
            margin-top: 20px;
        }

        .feature-screenshot img {
            width: 100%;
            max-width: 200px;
            height: auto;
            border-radius: 15px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease;
        }

        .feature-screenshot img:hover {
            transform: scale(1.05);
        }

        .feature-card h3 {
            font-size: 1.3em;
            margin: 15px 0;
            color: #d5181d;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .feature-card p {
            font-size: 1em;
            line-height: 1.6;
            color: #ccc;
        }

        .feature-icon {
            font-size: 2.5em;
            margin-bottom: 20px;
            color: #d5181d;
        }

        /* Nouvelle grille de captures d'écran */
        .screenshots-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .screenshot-item {
            text-align: center;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            padding: 30px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .screenshot-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
            border-color: rgba(213, 24, 29, 0.3);
        }

        .screenshot-item h3 {
            font-size: 1.5em;
            margin-bottom: 15px;
            color: #d5181d;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .screenshot-item p {
            font-size: 1em;
            line-height: 1.6;
            color: #ccc;
            margin-bottom: 25px;
        }

        .screenshot-item img {
            width: 100%;
            max-width: 280px;
            height: auto;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            transition: transform 0.3s ease;
        }

        .screenshot-item img:hover {
            transform: scale(1.05);
        }

        .testimonial-card {
            text-align: left;
        }

        .testimonial-rating {
            margin-bottom: 15px;
        }

        .testimonial-rating i {
            color: #ffd700;
            font-size: 1.1em;
            margin-right: 2px;
        }

        .testimonial-card p {
            font-style: italic;
            margin-bottom: 20px;
            line-height: 1.6;
            font-size: 1.1em;
        }

        .testimonial-name {
            font-weight: bold;
            text-align: right;
            color: #d5181d;
            font-size: 0.9em;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Ajustez le titre centralisé pour la section */
        .screenshots-wrapper h2 {
            font-size: 2.5em;
            margin-bottom: 40px;
            position: relative;
            display: inline-block;
            text-align: center;
            text-transform: uppercase;
            letter-spacing: -1px;
        }

        .screenshots-wrapper h2::after {
            content: "";
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(45deg, #d5181d, #ff4757);
        }

        /* Section des captures d'écran */
        .screenshots-wrapper {
            padding: 80px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .contact {
            background-color: #111;
            padding: 80px 20px;
            text-align: center;
        }

        .contact h2 {
            font-size: 2.5em;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
            text-transform: uppercase;
            letter-spacing: -1px;
        }

        .contact h2::after {
            content: "";
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(45deg, #d5181d, #ff4757);
        }

        .contact p {
            font-size: 1.2em;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        /* Grille des bénéfices */
        .benefits-grid {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .benefit {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(213, 24, 29, 0.1);
            padding: 15px 25px;
            border-radius: 25px;
            border: 1px solid rgba(213, 24, 29, 0.3);
        }

        .benefit i {
            color: #d5181d;
            font-size: 1.2em;
        }

        .benefit span {
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 0.9em;
        }

        .contact-form {
            max-width: 500px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-form input,
        .contact-form textarea {
            padding: 15px;
            border: 2px solid #333;
            border-radius: 10px;
            background-color: #222;
            color: white;
            font-size: 1em;
            transition: border-color 0.3s ease;
        }

        .contact-form input:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: #d5181d;
        }

        .contact-form button {
            background: linear-gradient(45deg, #d5181d, #ff4757);
            color: white;
            padding: 18px 40px;
            border: none;
            border-radius: 50px;
            font-size: 1.1em;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            box-shadow: 0 8px 25px rgba(213, 24, 29, 0.3);
        }

        .contact-form button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(213, 24, 29, 0.4);
            background: linear-gradient(45deg, #ff4757, #d5181d);
        }

        footer {
            background-color: #000;
            padding: 40px 20px;
            position: relative;
        }

        footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, rgba(213, 24, 29, 0.5), transparent);
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .footer-logo {
            width: 80px;
        }

        .social-links {
            display: flex;
            gap: 20px;
        }

        .social-links a {
            color: white;
            font-size: 1.5em;
            transition: color 0.3s ease;
        }

        .social-links a:hover {
            color: #d5181d;
        }

        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: linear-gradient(45deg, #d5181d, #ff4757);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(213, 24, 29, 0.3);
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(213, 24, 29, 0.4);
        }

        @media (max-width: 1024px) {
            .screenshots-wrapper {
                padding: 60px 20px;
            }

            .app-screenshots {
                width: 100%;
            }

            nav ul {
                gap: 10px;
            }

            .screenshots-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.2em;
                line-height: 1.1;
            }

            .hero p {
                font-size: 1.1em;
                padding: 0 20px;
            }

            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
                margin-bottom: 30px;
            }

            .stat-number {
                font-size: 1.8em;
            }

            .stat-label {
                font-size: 0.8em;
            }

            .hero {
                min-height: 35vh;
                padding: 60px 20px;
            }

            .screenshot-container img {
                width: 200px;
            }

            .nav-container {
                grid-template-columns: 1fr;
                gap: 15px;
                padding: 15px 10px;
                align-items: center;
            }

            .logo {
                width: 60px;
                order: 1;
                margin-bottom: 10px;
                justify-self: center;
            }

            nav:first-child {
                order: 2;
                justify-self: center;
            }

            nav:last-child {
                order: 3;
                justify-self: center;
            }

            nav ul {
                gap: 8px;
                flex-wrap: wrap;
                justify-content: center;
            }

            nav a {
                padding: 8px 12px;
                font-size: 0.75em;
                min-width: 80px;
                text-align: center;
            }

            .benefits-grid {
                flex-direction: column;
                align-items: center;
                gap: 15px;
            }

            .benefit {
                padding: 12px 20px;
                font-size: 0.8em;
            }

            .screenshots-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .screenshot-item {
                padding: 20px;
            }

            .screenshot-item h3 {
                font-size: 1.3em;
            }

            .cards-container {
                gap: 20px;
            }

            .card {
                width: 100%;
                max-width: 350px;
                padding: 25px;
            }

            .feature-screenshot img {
                max-width: 180px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8em;
                padding: 0 15px;
                margin-bottom: 20px;
            }

            .hero p {
                font-size: 1em;
                padding: 0 15px;
                margin-bottom: 25px;
            }

            .hero-stats {
                gap: 15px;
                margin-bottom: 25px;
            }

            .stat-number {
                font-size: 1.5em;
            }

            .stat-label {
                font-size: 0.75em;
            }

            .hero {
                min-height: 30vh;
                padding: 50px 15px;
            }

            .screenshot-container img {
                width: 180px;
            }

            .card {
                width: 100%;
                max-width: 300px;
                padding: 20px;
            }

            .cards-section {
                padding: 60px 15px;
            }

            .screenshots-wrapper {
                padding: 60px 15px;
            }

            .contact {
                padding: 60px 15px;
            }

            .cta-button {
                padding: 15px 30px;
                font-size: 1em;
            }

            .contact-form {
                padding: 0 15px;
            }

            .nav-container {
                padding: 12px 8px;
                gap: 12px;
            }

            .logo {
                width: 50px;
                margin-bottom: 8px;
            }

            nav ul {
                gap: 6px;
            }

            nav a {
                padding: 6px 10px;
                font-size: 0.7em;
                min-width: 70px;
            }
        }