* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: linear-gradient(135deg, #FFF5E6 0%, #FFFFFF 40%, #E8F5E9 100%);
            background-attachment: fixed;
            font-family: 'Segoe UI', 'Poppins', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
            min-height: 100vh;
            position: relative;
        }
        
        /* SVG Hexagon Pattern */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 104' opacity='0.12'%3E%3Cpolygon points='60,0 120,30 120,90 60,120 0,90 0,30' fill='none' stroke='%23FF8C00' stroke-width='2'/%3E%3Cpolygon points='60,15 105,37.5 105,82.5 60,105 15,82.5 15,37.5' fill='none' stroke='%2300A74D' stroke-width='1.5'/%3E%3Cpolygon points='60,30 90,45 90,75 60,90 30,75 30,45' fill='none' stroke='%23006B52' stroke-width='1'/%3E%3C/svg%3E");
            background-repeat: repeat;
            background-size: 120px 104px;
            pointer-events: none;
            z-index: 0;
        }
        
        /* Additional floating large hexagons */
        body::after {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 240 208' opacity='0.06'%3E%3Cpolygon points='120,0 240,60 240,180 120,240 0,180 0,60' fill='none' stroke='%23FF8C00' stroke-width='2.5'/%3E%3C/svg%3E");
            background-repeat: space;
            background-size: 240px 208px;
            pointer-events: none;
            z-index: 0;
        }
        
        .container-md {
            position: relative;
            z-index: 1;
        }

        .bd-placeholder-img {
            font-size: 1.125rem;
            text-anchor: middle;
            -webkit-user-select: none;
            -moz-user-select: none;
            user-select: none;
        }

        @media (min-width: 768px) {
            .bd-placeholder-img-lg {
                font-size: 3.5rem;
            }
        }

        .btn {
            border-radius: 12px !important;
            transition: all 0.3s ease !important;
        }
        
        .btn:hover {
            transform: translateY(-2px);
        }

        /* Header moderne avec logo à gauche, titre au centre, armoirie à droite */
        .custom-header-modern {
            background: linear-gradient(90deg, #FF8C00 0%, #FFFFFF 50%, #008000 100%);
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            margin-top: 20px;
            padding: 20px 0;
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.3);
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }
        
        .custom-header-modern::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
        }
        
        .custom-header-modern::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
            border-radius: 50%;
            animation: float 8s ease-in-out infinite reverse;
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0) scale(1); }
            50% { transform: translateY(-15px) scale(1.05); }
        }
        
        .custom-header-modern:hover {
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            transform: translateY(-2px);
        }
        
        .header-logo-modern {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100%;
            background: rgba(255,255,255,0.2);
            border-radius: 15px;
            padding: 10px;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        
        .header-logo-modern:hover {
            background: rgba(255,255,255,0.4);
            transform: scale(1.02);
        }
        
        .header-logo-modern img {
            max-height: 90px;
            width: auto;
            transition: transform 0.3s ease;
            filter: drop-shadow(2px 2px 5px rgba(0,0,0,0.2));
        }
        
        .header-logo-modern img:hover {
            transform: scale(1.08);
        }
        
        .title-container-modern {
            text-align: center;
            background: rgba(255,255,255,0.15);
            border-radius: 20px;
            padding: 15px;
            backdrop-filter: blur(2px);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .title-container-modern:hover {
            background: rgba(255,255,255,0.25);
            transform: scale(1.02);
        }
        
        .title-container-modern h2 {
            margin: 0;
            color: #1a3c5e;
            font-weight: bold;
            text-shadow: 1px 1px 2px rgba(255,255,255,0.5);
            letter-spacing: 1px;
        }
        
        .title-container-modern h2:first-of-type {
            font-size: 1.8rem;
        }
        
        .title-container-modern h2:last-of-type {
            font-size: 1.6rem;
            color: #1a5c3e;
        }
        
        .title-container-modern p {
            margin: 10px 0 0 0;
            color: #FF6600;
            font-size: 1.2rem;
            font-weight: bold;
            background: rgba(255,255,255,0.8);
            display: inline-block;
            padding: 5px 20px;
            border-radius: 50px;
            letter-spacing: 2px;
        }
        
        @media (max-width: 768px) {
            .custom-header-modern {
                padding: 10px 0;
            }
            .header-logo-modern img {
                max-height: 50px;
            }
            .title-container-modern h2:first-of-type {
                font-size: 1rem;
            }
            .title-container-modern h2:last-of-type {
                font-size: 0.9rem;
            }
            .title-container-modern p {
                font-size: 0.7rem;
                margin-top: 5px;
            }
            .title-container-modern {
                padding: 8px;
            }
            .header-logo-modern {
                padding: 5px;
            }
        }

        /* Contenu principal */
        .bg-body {
            background: rgba(255, 255, 255, 0.98) !important;
            border-radius: 20px;
            padding: 25px !important;
            margin-top: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(5px);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
        
        /* Footer moderne */
        .footer-modern {
            background: linear-gradient(90deg, #FF8C00 0%, #FFFFFF 50%, #008000 100%);
            border-radius: 15px;
            margin-top: 30px;
            padding: 20px 25px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
            transition: all 0.3s ease;
        }
        
        .footer-modern:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
        }
        
        .footer-modern .text-muted {
            color: #1a3c5e !important;
            font-weight: 500;
        }
        
        .footer-modern a {
            color: #FF6600 !important;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        
        .footer-modern a:hover {
            color: #008000 !important;
            text-decoration: underline;
        }
        
        .line-color {
            border-left: 5px solid #00aa5e;
            padding-left: 5px;
            font-style: italic;
            font-weight: bold;
            color: grey;
        }

        .obligatoire {
            color: #ff0000;
        }
        
        /* Animation d'entrée */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .custom-header-modern, .bg-body, .footer-modern {
            animation: fadeInUp 0.6s ease-out;
        }
        
        /* Scrollbar personnalisée */
        ::-webkit-scrollbar {
            width: 10px;
        }
        
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }
        
        ::-webkit-scrollbar-thumb {
            background: linear-gradient(135deg, #FF8C00, #008000);
            border-radius: 10px;
        }
        
        ::-webkit-scrollbar-thumb:hover {
            background: linear-gradient(135deg, #E85D00, #006B52);
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .bg-body {
                padding: 15px !important;
            }
            .footer-modern {
                text-align: center;
            }
            .footer-modern .col-md-8, .footer-modern .col-md-4 {
                text-align: center !important;
                margin-bottom: 10px;
            }
        }