* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
        }

        html, body {
            scroll-behavior: smooth;
            background: #F8FAFC;
            color: #0A2540;
            width: 100%;
            overflow-x: hidden;
        }


        /* ================= PRELOADER BANCAIRE PRIVÉ ================= */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #061626; /* Fond bleu nuit profond signature */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.6s cubic-bezier(0.65, 0, 0.35, 1), visibility 0.6s;
}

.preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

/* Mise à l'échelle du logo Banana2 pour l'écran d'accueil */
.preloader-content .logo-banana {
    width: 50px;
    height: 50px;
}
.preloader-content .shape-left {
    width: 14px;
    height: 42px;
}
.preloader-content .shape-right {
    width: 11px;
    height: 34px;
    background: #FFFFFF; /* Contraste blanc parfait sur fond sombre */
}

/* Animations légères de pulsation asymétrique de l'emblème */
.animation-loading .shape-left {
    animation: pulseLeft 1.4s ease-in-out infinite alternate;
}
.animation-loading .shape-right {
    animation: pulseRight 1.4s ease-in-out infinite alternate;
}

@keyframes pulseLeft {
    0% { transform: rotate(-25deg) translateX(-3px) scale(0.95); opacity: 0.8; }
    100% { transform: rotate(-30deg) translateX(-4px) scale(1.05); background: #00b38f; opacity: 1; }
}
@keyframes pulseRight {
    0% { transform: rotate(35deg) translateX(5px) translateY(-2px) scale(1.05); opacity: 1; }
    100% { transform: rotate(25deg) translateX(4px) translateY(-1px) scale(0.95); opacity: 0.7; }
}

/* Bloc marque */
.preloader-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.preloader-text {
    color: #FFFFFF;
    font-size: 32px;
    font-weight: 900;
    letter-spacing: -1.5px;
}

.preloader-subtitle {
    color: #00D4AA; /* Turquoise pour le slogan */
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Structure de la barre de chargement */
.preload-progress-bar {
    width: 140px;
    height: 3px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    margin-top: 5px;
}

/* Ligne indicatrice animée (effet de scan/chargement de données) */
.preload-progress-line {
    position: absolute;
    height: 100%;
    width: 40%;
    background: linear-gradient(90deg, transparent, #00D4AA, transparent);
    border-radius: 10px;
    animation: bankLoading 1.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes bankLoading {
    0% { left: -40%; }
    100% { left: 100%; }
}

/* Évanouissement final du preloader */
#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

        /* ================= HEADER ================= */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #edf2f7;
            width: 100%;
        }

        .navbar {
            max-width: 1300px;
            margin: auto;
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
        }

        .logo {
            font-size: 30px;
            font-weight: 900;
            color: #00D4AA;
            letter-spacing: -1px;
            z-index: 1010; /* Reste au-dessus du menu mobile */
        }

        .menu {
            display: flex;
            list-style: none;
            gap: 35px;
        }

        .menu a {
            text-decoration: none;
            color: #0A2540;
            font-weight: 600;
            transition: color 0.2s;
        }

        .menu a:hover {
            color: #00D4AA;
        }

        .buttons {
            display: flex;
            gap: 25px;
            align-items: center;
        }

        .login {
            text-decoration: none;
            color: #0A2540;
            font-weight: 600;
            transition: color 0.2s;
        }

        .login:hover {
            color: #00D4AA;
        }

        .signup {
            text-decoration: none;
            background: #0A2540;
            color: white;
            padding: 12px 24px;
            border-radius: 12px;
            font-weight: 700;
            transition: all 0.2s;
        }

        .signup:hover {
            background: #00D4AA;
        }

        /* Masqués sur PC par défaut */
        .menu-checkbox, .menu-toggle, .mobile-only {
            display: none;
        }

        /* ================= COMPORTEMENT RESPONSIVE / MOBILE ================= */
        @media (max-width: 1024px) {
            .buttons {
                display: none; /* Cache les boutons PC */
            }

            /* Configuration visuelle du bouton burger */
            .menu-toggle {
                display: flex;
                flex-direction: column;
                justify-content: space-between;
                width: 26px;
                height: 18px;
                cursor: pointer;
                z-index: 1010; /* Force l'affichage au-dessus */
            }

            .menu-toggle span {
                display: block;
                height: 3px;
                width: 100%;
                background-color: #0A2540;
                border-radius: 3px;
                transition: all 0.3s ease;
            }

            /* Transformation en X */
            .menu-checkbox:checked ~ .menu-toggle span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
                background-color: #00D4AA;
            }
            .menu-checkbox:checked ~ .menu-toggle span:nth-child(2) {
                opacity: 0;
            }
            .menu-checkbox:checked ~ .menu-toggle span:nth-child(3) {
                transform: translateY(-8px) rotate(-45deg);
                background-color: #00D4AA;
            }

            /* Correction de la visibilité du menu mobile */
            .menu {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #FFFFFF !important; /* Force le fond blanc opaque */
                box-shadow: 0 20px 40px rgba(10, 37, 64, 0.15);
                padding: 30px 20px;
                gap: 20px;
                text-align: center;
                border-top: 1px solid #edf2f7;
                
                /* Gestion parfaite de l'apparition */
                opacity: 0;
                visibility: hidden;
                transform: translateY(-15px);
                transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                z-index: 9999; /* Force le menu par-dessus TOUT le reste du site */
            }

            /* Déploiement au clic */
            .menu-checkbox:checked ~ .menu {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }

            .menu li {
                width: 100%;
            }

            .menu a {
                font-size: 18px;
                color: #0A2540 !important; /* Force la couleur du texte à être visible */
                display: block;
                padding: 12px 0;
                font-weight: 600;
            }

            /* Boutons spécifiques au mobile */
            .mobile-only {
                display: block !important;
                margin-top: 10px;
            }

            .login-mobile {
                color: #0A2540 !important;
                font-weight: 700;
                border: 1px solid #E2E8F0;
                border-radius: 12px;
            }

            .signup-mobile {
                background: #00D4AA !important;
                color: white !important;
                border-radius: 12px;
                font-weight: 700;
                box-shadow: 0 4px 12px rgba(0, 212, 170, 0.2);
            }
        }

        /* ================= HERO ================= */
        .hero {
            max-width: 1300px;
            margin: auto;
            min-height: 90vh;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            align-items: center;
            gap: 80px;
            padding: 60px 20px;
        }

        .badge {
            display: inline-block;
            background: #E6FFFA;
            color: #00A884;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 25px;
        }

        .hero-content h1 {
            font-size: 64px;
            line-height: 1.1;
            margin-bottom: 25px;
            letter-spacing: -1.5px;
        }

        .hero-content p {
            font-size: 18px;
            line-height: 1.8;
            color: #64748B;
        }

        .hero-buttons {
            display: flex;
            gap: 20px;
            margin-top: 35px;
        }

        .primary-btn {
            background: #00D4AA;
            color: white;
            text-decoration: none;
            padding: 16px 32px;
            border-radius: 14px;
            font-weight: 700;
            box-shadow: 0 4px 15px rgba(0, 212, 170, 0.3);
            transition: all 0.2s;
            text-align: center;
        }

        .primary-btn:hover {
            background: #00b38f;
            transform: translateY(-2px);
        }

        .secondary-btn {
            border: 2px solid #0A2540;
            color: #0A2540;
            text-decoration: none;
            padding: 14px 30px;
            border-radius: 14px;
            font-weight: 700;
            transition: all 0.2s;
            text-align: center;
        }

        .secondary-btn:hover {
            background: #0A2540;
            color: white;
            transform: translateY(-2px);
        }

        .stats {
            margin-top: 60px;
            display: flex;
            gap: 50px;
            border-top: 1px solid #edf2f7;
            padding-top: 30px;
        }

        .stats h3 {
            font-size: 32px;
            color: #0A2540;
        }

        .stats span {
            color: #64748B;
            font-size: 14px;
            font-weight: 500;
        }

        /* ================= CARD & MARKETING VISUAL ================= */
        .hero-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            width: 100%;
        }

        .hero-card::before {
            content: '';
            position: absolute;
            width: 250px;
            height: 250px;
            background: rgba(0, 212, 170, 0.15);
            filter: blur(80px);
            border-radius: 50%;
            z-index: -1;
            top: 10%;
        }

        .card {
            max-width: 420px; 
            width: 100%; 
            aspect-ratio: 1.58 / 1; 
            padding: 6% 7%;
            border-radius: 24px;
            color: white;
            background: linear-gradient(135deg, #0A2540 0%, #164e63 50%, #00D4AA 100%);
            box-shadow: 0 25px 60px rgba(10, 37, 64, 0.25);
            transition: transform 0.4s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .card:hover {
            transform: translateY(-5px) rotate(1deg);
        }

        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
        }

        .card-number {
            font-size: 24px;
            letter-spacing: 3.5px;
            font-weight: 500;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
            margin-top: auto;
            margin-bottom: auto;
        }

        .card-footer {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            letter-spacing: 0.5px;
        }

        .balance {
            width: 100%;
            max-width: 360px;
            margin-top: -20px;
            margin-left: 40px;
            background: white;
            padding: 22px 25px;
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(10, 37, 64, 0.08);
            border: 1px solid rgba(0,0,0,0.02);
            z-index: 2;
        }

        .balance h4 {
            color: #64748B;
            margin-bottom: 8px;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .balance h2 {
            color: #0A2540;
            font-size: 28px;
            font-weight: 800;
        }

        /* ================= EXPERTISE PILIERS ================= */
        .features {
            padding: 100px 20px;
            background: white;
            width: 100%;
        }

        .container {
            max-width: 1300px;
            margin: auto;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 42px;
            letter-spacing: -1px;
            color: #0A2540;
        }

        .section-title p {
            margin-top: 15px;
            color: #64748B;
            font-size: 18px;
        }

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

        .feature {
            padding: 40px 30px;
            border-radius: 24px;
            background: #F8FAFC;
            border: 1px solid #E2E8F0;
            transition: all 0.3s ease;
        }

        .feature:hover {
            transform: translateY(-5px);
            background: #FFFFFF;
            border-color: #00D4AA;
            box-shadow: 0 15px 30px rgba(0, 212, 170, 0.08);
        }

        .feature-icon {
            width: 55px;
            height: 55px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 25px;
        }

        .fi-1 { background: #E6FFFA; color: #00D4AA; }
        .fi-2 { background: #E0F2FE; color: #0284C7; }
        .fi-3 { background: #FEF3C7; color: #D97706; }
        .fi-4 { background: #FCE7F3; color: #DB2777; }

        .feature h3 {
            margin-bottom: 15px;
            font-size: 22px;
            color: #0A2540;
        }

        .feature p {
            color: #64748B;
            line-height: 1.7;
            font-size: 15px;
        }

        .feature-link {
            display: inline-block;
            margin-top: 20px;
            color: #00D4AA;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            transition: color 0.2s;
        }
        
        .feature-link:hover {
            color: #00b38f;
        }

        /* ================= CTA ================= */
        .cta {
            padding: 100px 20px;
            text-align: center;
            width: 100%;
        }

        .cta-box {
            max-width: 1100px;
            margin: auto;
            background: linear-gradient(135deg, #0A2540 0%, #164e63 100%);
            color: white;
            border-radius: 32px;
            padding: 80px 40px;
            box-shadow: 0 20px 45px rgba(10, 37, 64, 0.15);
        }

        .cta-box h2 {
            font-size: 44px;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }

        .cta-box p {
            margin-bottom: 35px;
            font-size: 18px;
            opacity: 0.9;
        }

        .cta-btn {
            display: inline-block;
            background: white;
            color: #0A2540;
            text-decoration: none;
            padding: 16px 36px;
            border-radius: 14px;
            font-weight: 700;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            transition: all 0.2s;
        }

        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
        }

       /* ================= FOOTER MODERNISÉ ================= */
footer {
    background: #061626;
    color: #94A3B8;
    padding: 80px 20px 40px 20px;
    font-size: 14px;
    line-height: 1.8;
    border-top: 1px solid rgba(255,255,255,0.05);
    width: 100%;
}

.footer-container {
    max-width: 1300px;
    margin: auto;
    text-align: left;
    display: grid;
    /* Équilibre parfait : la première colonne prend un peu plus de place pour les contacts */
    grid-template-columns: 1.2fr 0.9fr 0.9fr 1fr; 
    gap: 50px;
    margin-bottom: 60px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 22px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: #94A3B8;
    text-decoration: none;
    transition: all 0.2s ease;
    display: inline-block;
}

/* Effet au survol moderne (léger décalage vers la droite) */
.footer-col ul li a:hover {
    color: #00D4AA;
    transform: translateX(4px);
}

/* Style des infos de contact */
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact a {
    color: #94A3B8;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    transition: color 0.2s;
}

.footer-contact a i {
    color: #00D4AA;
    font-size: 16px;
}

.footer-contact a:hover {
    color: white;
}

/* Liens d'action spécifiques dans le footer */
.footer-actions li {
    margin-bottom: 15px !important;
}

.footer-actions .f-login {
    color: white !important;
    font-weight: 600;
    border-bottom: 2px solid #00D4AA;
    padding-bottom: 2px;
}

.footer-actions .f-login:hover {
    color: #00D4AA !important;
    transform: none !important;
}

.footer-actions .f-signup {
    background: rgba(0, 212, 170, 0.1);
    color: #00D4AA !important;
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 700;
    border: 1px solid rgba(0, 212, 170, 0.2);
}

.footer-actions .f-signup:hover {
    background: #00D4AA;
    color: #061626 !important;
    transform: translateY(-2px) !important;
}

/* Zone des notices légales */
.legal-notice {
    max-width: 1300px;
    margin: auto;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 40px;
    text-align: left;
    font-size: 12px;
    line-height: 2;
    opacity: 0.5;
}

/* ================= RESPONSIVE DU FOOTER ================= */
@media(max-width: 1024px) {
    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media(max-width: 600px) {
    footer {
        padding: 60px 20px 30px 20px;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 35px;
        text-align: center;
    }
    .footer-col h4 {
        margin-bottom: 15px;
    }
    .footer-contact {
        align-items: center;
    }
    .footer-col ul li a:hover {
        transform: none; /* Désactivé sur mobile pour le confort */
    }
    .legal-notice {
        text-align: center;
    }
}
        /* Réajustement global responsive */
        @media(max-width:1024px){
            .hero {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 50px;
                padding-top: 60px;
            }
            .balance {
                margin-left: 0;
                margin-top: 15px;
            }
            .stats {
                justify-content: center;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .footer-container {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }

        @media(max-width:768px){
            .hero-content h1 { font-size: 40px; }
            .hero-content p { font-size: 16px; }
            .hero-buttons { flex-direction: column; gap: 12px; }
            .primary-btn, .secondary-btn { width: 100%; }
            .section-title h2 { font-size: 30px; }
            .cta-box { padding: 50px 20px; border-radius: 20px; }
            .cta-box h2 { font-size: 28px; }
        }

        @media(max-width:480px){
            .logo { font-size: 24px; }
            .hero-content h1 { font-size: 32px; }
            .stats { justify-content: space-between; gap: 10px; }
            .stats h3 { font-size: 22px; }
            .stats span { font-size: 11px; }
            .card-number { font-size: 18px; letter-spacing: 2px; }
            .balance h2 { font-size: 24px; }
        }