* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root{
            
            --bleuDark: #253E86;
            --bleuLight: #00AEEF;
            --bleuGreen: #49C5D9;
            --yellow: #FFF200;
            --green1: #8DC63F;
            --green2: #39B54A;
            --violet: #662D91;
            --violetDark: #262262;
        }

        body {
            font-family: "Montserrat", sans-serif;
            background: #f5f5f5;
            overflow-x: hidden;
        }
        p{
            font-weight: 300;
            text-align: justify;
            line-height: 1.7;
            color: #706e6e;
            text-align: justify;
        }

        /* =========================
           NAVIGATION PRINCIPALE
        ========================= */

        nav{
        display: flex;
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        gap: 12%;
        padding: 10px ;
        height: 60px;
        box-shadow: 2px 2px 10px rgba(0, 0,  0.15);
        width: 100%;
        background-color: white;
        z-index: 999;
        }

        nav .navigation{
        display: flex;
        height: fit-content;
        
        }
        #menu-btn{
        display: none;
        width: 30px;
        height: 30px;
        }
        #menu-close{
        display: none;
        cursor: pointer;
        }
        nav .navigation ul {
        display: flex;
        justify-content: flex-end;
        align-items: center;
        }
        nav .navigation ul li {
        list-style: none;
        margin-left: 30px;
        }
        nav .navigation ul li a {
        text-decoration: none;
        color: var(--bleuDark);
        font-size: 16px;
        font-weight: 500;
        transition: 0.3s ease;
        }
        nav .navigation ul li a:hover {
        color: var(--yellow);
        border-bottom: 2px solid var(--yellow);
        transition: 0.5s ease-in-out;
        }
        nav img{
        width: 120px;
        height: 50px;
        }
        .active-tab {
        color: var(--yellow);
        border-bottom: 2px solid var(--yellow);
        }

        /* =========================
           HERO
        ========================= */
        .hero {
            position: relative;
            width: 100%;
            min-height: 550px;
            overflow: hidden;
            background: #222;
        }

        /*
          Chaque slide occupe exactement le même espace.
          Une seule slide possède la classe "active".
        */
        .hero-slide {
            position: absolute;
            inset: 0;

            /*
             * Toutes les slides restent empilées.
             * On anime uniquement l'opacité : cela évite le
             * "flash" ou le saut entre deux images.
             */
            opacity: 0;
            pointer-events: none;

            transition:
                opacity 1.35s cubic-bezier(0.22, 1, 0.36, 1);

            z-index: 1;
        }

        .hero-slide.active {
            opacity: 1;
            pointer-events: auto;
            z-index: 2;
        }

        /* Image de fond */
        .hero-image {
            position: absolute;
            inset: 0;

            width: 100%;
            height: 100%;

            object-fit: cover;
            object-position: center;

            /*
             * Léger mouvement "Ken Burns".
             * Il est volontairement très lent pour rester élégant.
             */
            transform: scale(1.06);
            transition:
                transform 7s cubic-bezier(0.22, 1, 0.36, 1);
        }

        .hero-slide.active .hero-image {
            transform: scale(1);
        }

        /* Voile sombre au-dessus de l'image */
        .hero-overlay {
            position: absolute;
            inset: 0;
            background:
                linear-gradient(
                    90deg,
                    rgba(0, 0, 0, 0.70) 0%,
                    rgba(0, 0, 0, 0.42) 50%,
                    rgba(0, 0, 0, 0.15) 100%
                );

            z-index: 1;
            opacity: 0.98;
            transition: opacity 1.35s ease;
        }

        /* Contenu */
        .hero-content {
            position: relative;
            z-index: 2;

            width: min(1200px, 84%);
            height: 100%;

            margin: auto;

            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;

            color: white;
            padding-bottom: 50px;
        }

        .hero-content-inner {
            max-width: 700px;
        }

        .hero-kicker {
            display: inline-block;

            margin-bottom: 18px;

            font-size: 14px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;

            color: var(--yellow);
        }

        .hero-title {
            font-size: clamp(30px, 4vw, 55px);
            line-height: 1.08;
            font-weight: 800;

            margin-bottom: 22px;

            text-shadow: 0 3px 15px rgba(0, 0, 0, 0.35);
        }

        .hero-description {
            max-width: 650px;

            font-size: 17px;
            line-height: 1.6;

            margin-bottom: 30px;

            color: rgba(255, 255, 255, 0.94);
        }

        /* Bouton */
        .hero-button {
            display: inline-flex;
            align-items: center;
            gap: 10px;

            padding: 14px 25px;

            background: var(--yellow);
            color: var(--bleuDark);

            border-radius: 6px;

            text-decoration: none;
            font-size: 15px;
            font-weight: 700;

            transition:
                transform 0.25s ease,
                background 0.25s ease,
                box-shadow 0.25s ease;
        }

        .hero-button:hover {
            transform: translateY(-2px);
            background: var(--bleuDark);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
            color: var(--yellow);
        }

        /* =========================
           ANIMATION DU TEXTE
        ========================= */

        .hero-kicker,
        .hero-title,
        .hero-description,
        .hero-button {
            opacity: 0;
            transform: translate3d(0, 28px, 0);
        }

        /*
         * Le texte entre progressivement, après le début
         * du fondu de l'image. Les délais donnent une sensation
         * de continuité plutôt qu'un changement brutal.
         */
        .hero-slide.active .hero-kicker {
            animation:
                textIn 0.85s cubic-bezier(0.22, 1, 0.36, 1)
                0.18s forwards;
        }

        .hero-slide.active .hero-title {
            animation:
                textIn 0.95s cubic-bezier(0.22, 1, 0.36, 1)
                0.28s forwards;
        }

        .hero-slide.active .hero-description {
            animation:
                textIn 0.95s cubic-bezier(0.22, 1, 0.36, 1)
                0.42s forwards;
        }

        .hero-slide.active .hero-button {
            animation:
                textIn 0.95s cubic-bezier(0.22, 1, 0.36, 1)
                0.56s forwards;
        }

        @keyframes textIn {
            0% {
                opacity: 0;
                transform: translate3d(0, 28px, 0);
            }

            100% {
                opacity: 1;
                transform: translate3d(0, 0, 0);
            }
        }

        /* =========================
           NAVIGATION
        ========================= */

        .hero-nav {
            position: absolute;
            z-index: 10;

            left: 50%;
            bottom: 38px;

            transform: translateX(-50%);

            width: min(1200px, 84%);

            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .arrows {
            display: flex;
            width:100%;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .arrow {
            width: 44px;
            height: 44px;
            border: 1px solid rgba(255, 255, 255, 0.65);
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.15);
            color: white;
            font-size: 20px;
            cursor: pointer;
            transition:
                background 0.25s ease,
                transform 0.25s ease;
        }

        .arrow:hover {
            transform: scale(1.06);
        }

        /* Points */
        .dots {
            display: flex;
            align-items: center;
            gap: 9px;
        }

        .dot {
            width: 9px;
            height: 9px;

            padding: 0;
            border: 0;
            border-radius: 50%;

            background: rgba(255, 255, 255, 0.55);

            cursor: pointer;

            transition:
                width 0.25s ease,
                background 0.25s ease;
        }

        .dot.active {
            width: 28px;
            border-radius: 10px;
            background: var(--yellow);
        }

        /* =========================
           BARRE DE PROGRESSION
        ========================= */

        .progress {
            position: absolute;
            z-index: 20;

            left: 0;
            bottom: 0;

            width: 100%;
            height: 4px;

            background: rgba(255, 255, 255, 0.18);
        }

        .progress-bar {
            width: 0;
            height: 100%;
            background: var(--yellow);
        }

        .progress-bar.running {
            animation: progress 6s linear forwards;
        }

        @keyframes progress {
            from {
                width: 0;
            }

            to {
                width: 100%;
            }
        }


        /* =========================
           ABOUT
        ========================= */

        .about-section{
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            align-items: center;
            margin: 25px;
        }
        .about-image{
            width: 40%;
            height: 400px;
            display: flex;
            justify-content: space-between;
            background-image: url('./img/solar.jpg');
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            border-radius: 10px;
        }
        .img1{
            width: 100%;
            z-index: 1;
            object-fit: cover;
        }
        .img1 img{
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .img2{
            position: absolute;
            bottom: 0;
            right: 0;
            width: 50%;
            height: 60%;
            z-index: 2;
            
        }
        .img2 img{
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-top-left-radius: 10px;
            border: 5px solid #f5f5f5;
        }
        .about-content{
            width: 55%;
            padding: 0 20px;
        }
        
        .about-title{
            font-size: 20px;
            color: var(--bleuDark);
            padding-bottom: 20px;
            text-align: center;
        }
        

        /* =========================
           Missions
        ========================= */


        .missions-container {
            max-width: 1200px;
            width: 100%;
            background: #ffffff;
            border-radius: 2rem;
            padding: 3rem 2rem;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
            margin: 0 auto;
        }

        .missions-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--bleuDark);
            margin-bottom: 2.5rem;
            letter-spacing: -0.02em;
            position: relative;
        }

        .missions-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--bleuDark);
            border-radius: 4px;
            margin-top: 0.5rem;
        }

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

        .mission-card {
            background: #f9fcff;
            border-radius: 1.5rem;
            padding: 2rem 1.5rem 1.8rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            border: 1px solid #eef3f8;
            display: flex;
            flex-direction: column;
        }

        .mission-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 40, 80, 0.08);
            border-color: #d0e2f2;
        }

        /* Icon container – SVG only */
        .mission-icon {
            width: 52px;
            height: 52px;
            margin-bottom: 1.5rem;
            flex-shrink: 0;
            color: var(--yellow);
        }



        .mission-card h3 {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            line-height: 1.3;
            color: rgb(21, 21, 100);
        }

        .mission-card p {
            font-size: 0.98rem;
            line-height: 1.6;
            margin-bottom: 1.5rem;
            flex: 1;
            color: #514f4f;
        }

        .mission-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--bleuDark);
            text-decoration: none;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, gap 0.2s;
            align-self: flex-start;
            padding-bottom: 2px;
        }

        .mission-link:hover {
            border-bottom-color: var(--yellow);
            gap: 0.7rem;
        }

        .mission-link .arrow {
            display: inline-block;
            transition: transform 0.2s;
        }

        .mission-link:hover .arrow {
            transform: translateX(4px);
        }

        /* footer */
        #footer {
        padding: 4vw;
        background-color: var(--bleuDark);
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-wrap: wrap;
        position: relative;
        overflow: hidden;
    }

    #footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url('./img/icone-removebg.png');
        background-position: center;
        background-repeat: no-repeat;
        opacity: 0.2; /* 🔹 Ajustez cette valeur (0 = invisible, 1 = opaque) */
        pointer-events: none;
        z-index: 0;
    }

        #footer > * {
            position: relative;
            z-index: 1; /* Le contenu reste au-dessus */
        }
   

        #footer .footer-col{
        padding-bottom: 40px;
        }
        .footer-col img{
        width: 300px;
        }
        #footer h3{
        color: rgb(241, 240, 245);
        padding-bottom: 20px;
        font-weight: 600;
        }
        #footer  li{
        color: #7b838a;
        padding: 10px 0;
        font-size: 15px;
        list-style: none;
        transition: 0.3s ease-in-out;
        }
        #footer li:hover{
        color: rgb(241, 240, 245);
        cursor: pointer;
        }
        #footer p{
        color: #7b838a;
        }
        footer input{
        width: 220px;
        padding: 15px 12px;
        background: #334F6C;
        border: none;
        color: white;
        
        }
        footer .subscribe a{
        text-decoration: none;
        font-size: 0.9rem;
        padding: 15px 12px;
        background-color: white;
        font: 600;
        
        }
        .direct-contact {
        color: white;
        background-color: var(--yellow);
        border: none;
        padding: 10px 20px;
        cursor: pointer;
        transition: 0.3s ease;
        border-radius: 5px;
        }
        
        .direct-contact i{
        margin-left: 5px;
        font-weight: 600;
        font-size: 1.2rem;
        }
        .direct-contact a{
        text-decoration: none;
        color: white;
        }
        .direct-contact:hover{
        background-color: white;
        font-weight: 600;
        }
        #footer .copyright{
        margin-top: 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        flex-wrap: wrap;
        }
        #footer .copyright .pro-links{
        margin-top: 0px;
        }
        #footer .copyright .pro-links i{
        background-color: #5f7185;
        color: white;
        transition: background-color 0.3s ease;
        }
        #footer .copyright .pro-links i:hover{
        background-color: var(--yellow);
        color: #2c2c2c;
        }
        #footer .copyright p{
        color: white
        }
        .pro-links i{
        text-decoration: none;
        margin-right: 10px;
        font-size: 1.2rem;
        padding: 10px;
        }
        
        .maintenance {
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;

            text-align: center;
            padding: 2rem;
            min-height: 80vh;

            background-image: url('img/icone-removebg.png');
            background-size: 60%;
            background-position: center;
            background-repeat: no-repeat;
            background-size: contain;

            color: #fff;
            overflow: hidden;
        }

        /* Voile noire */
        .maintenance::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.251);
            z-index: 1;
        }

        /* Le contenu passe au-dessus de la voile */
        .maintenance h1,
        .maintenance p {
            position: relative;
            z-index: 2;
        }

        .maintenance h1 {
            font-size: clamp(2rem, 5vw, 4rem);
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .maintenance p {
            font-size: clamp(1rem, 2.2vw, 1.4rem);
            max-width: 700px;
            line-height: 1.6;
            text-align: center;
        }