:root {
            --tech-blue: #2575fc;
            --power-red: #e63946;
            --titan-gold: #ffd700;
            --carbon: #1a1a2e;
            --hologram: rgba(255,255,255,0.9);
            --glow-effect: 0 0 15px rgba(230, 57, 70, 0.5);
            --ivory: #fffff5;
            --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            --neon-effect: 0 0 10px rgba(37, 117, 252, 0.7), 0 0 20px rgba(230, 57, 70, 0.5);
        }

        /* Base High-Tech */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Rajdhani', sans-serif;
            background: var(--ivory);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* Header Holographique */
        .tt-header {
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.08);
            position: fixed;
            width: 100%;
            z-index: 1000;
            padding: 12px 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        /* Logo Titanique */
        .tt-logo {
            display: flex;
            align-items: center;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .tt-logo::before {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--tech-blue), var(--power-red));
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .tt-logo:hover::before {
            transform: scaleX(1);
        }

        .tt-logo img {
            height: 48px;
            margin-right: 12px;
            filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
            transition: transform 0.3s ease;
        }

        .tt-logo:hover img {
            transform: rotate(-5deg) scale(1.05);
        }

        .logo-text {
            font-family: 'Orbitron', sans-serif;
            font-weight: 700;
            font-size: 1.8rem;
            background: linear-gradient(to right, var(--carbon), var(--tech-blue) 70%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
            position: relative;
            text-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        .logo-text::after {
            content: "ACADEMY";
            position: absolute;
            font-size: 0.6rem;
            letter-spacing: 3px;
            bottom: -9px;
            right: 0;
            color: var(--power-red);
            font-family: 'Rajdhani', sans-serif;
            font-weight: 700;
        }

        /* Menu Circuit */
        .tt-nav {
            display: flex;
            align-items: center;
        }

        .tt-menu {
            display: flex;
            list-style: none;
            margin: 0 40px;
        }

        .tt-menu li {
            position: relative;
            margin: 0 15px;
        }

        .tt-menu li a {
            color: var(--carbon);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 0;
            position: relative;
            transition: var(--transition);
        }

        .tt-menu li a::before {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--power-red);
            transition: width 0.3s ease;
        }

        .tt-menu li a:hover::before {
            width: 100%;
        }

        .tt-menu li a:hover {
            color: var(--tech-blue);
            text-shadow: 0 0 5px rgba(37, 117, 252, 0.3);
        }

        .tt-menu li.active a {
            color: var(--power-red);
            font-weight: 700;
        }

        .tt-menu li.active a::before {
            width: 100%;
            background: var(--power-red);
        }

        /* Icônes Social Néon */
        .tt-social {
            display: flex;
            align-items: center;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: 12px;
            color: white;
            font-size: 1.1rem;
            transition: var(--transition);
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            position: relative;
            overflow: hidden;
        }

        .social-icon::after {
            content: "";
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(
                transparent,
                rgba(255,255,255,0.3),
                transparent
            );
            transform: rotate(45deg);
            transition: all 0.6s ease;
        }

        .social-icon:hover::after {
            left: 100%;
            top: 100%;
        }

        .social-icon:hover {
            transform: translateY(-3px) scale(1.1);
            box-shadow: var(--neon-effect);
        }

        .whatsapp {
            background: linear-gradient(135deg, #25D366, #128C7E);
        }

        .facebook {
            background: linear-gradient(135deg, #1877F2, #0D47A1);
        }

        .linkedin {
            background: linear-gradient(135deg, #0077B5, #004471);
        }

        /* Burger Menu High-Tech */
        .burger-menu {
            display: none;
            cursor: pointer;
            width: 30px;
            height: 24px;
            position: relative;
            z-index: 1001;
            transition: var(--transition);
        }

        .burger-menu span {
            display: block;
            width: 100%;
            height: 3px;
            background: var(--carbon);
            position: absolute;
            left: 0;
            transition: var(--transition);
        }

        .burger-menu span:nth-child(1) { top: 0; }
        .burger-menu span:nth-child(2) { top: 50%; transform: translateY(-50%); }
        .burger-menu span:nth-child(3) { bottom: 0; }

        .burger-menu.active span:nth-child(1) {
            top: 50%;
            transform: translateY(-50%) rotate(45deg);
            background: var(--power-red);
        }

        .burger-menu.active span:nth-child(2) {
            opacity: 0;
        }

        .burger-menu.active span:nth-child(3) {
            bottom: 50%;
            transform: translateY(50%) rotate(-45deg);
            background: var(--power-red);
        }

        /* Version Mobile */
        @media (max-width: 992px) {
            .tt-menu {
                position: fixed;
                top: 73px;
                right: -100%;
                width: 180px;
                height: calc(100vh - 60px);
                background: rgba(255,255,255,0.98);
                flex-direction: column;
                justify-content: flex-start;
                padding-top: 30px;
                align-items: center;
                transition: right 0.5s cubic-bezier(0.83, 0, 0.17, 1);
                margin: 0;
                z-index: 1000;
                box-shadow: -5px 0 15px rgba(0,0,0,0.1);
                backdrop-filter: blur(10px);
            }

            .tt-menu li {
                margin: 20px 0;
                opacity: 0;
                transform: translateX(30px);
                transition: all 0.4s ease;
            }

            .tt-menu.active li {
                opacity: 1;
                transform: translateX(0);
                transition-delay: calc(0.1s * var(--i));
            }

            .tt-menu li a {
                font-size: 1.2rem;
            }

            .burger-menu {
                display: block;
            }

            .tt-menu.active {
                right: 0;
            }
            
            .tt-social {
                display: none;
            }
        }

        /* Main Content */
        main {
            flex: 1;
            
        }

        /* Footer Principal */
        .tt-footer {
            background: linear-gradient(135deg, #0f0f1a, #1a1a2e);
            color: white;
            padding: 80px 5% 30px;
            position: relative;
            overflow: hidden;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .footer-grid.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* Section Logo & Slogan */
        .footer-brand {
            display: flex;
            flex-direction: column;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .footer-logo:hover {
            transform: translateX(5px);
        }

        .footer-logo img {
            height: 50px;
            margin-right: 12px;
            filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
            transition: var(--transition);
        }

        .footer-logo:hover img {
            transform: rotate(-5deg) scale(1.1);
        }

        .footer-logo-text {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.5rem;
            background: linear-gradient(to right, white, var(--tech-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }

        .footer-slogan {
            font-size: 1.1rem;
            line-height: 1.4;
            margin-bottom: 25px;
            position: relative;
            padding-left: 15px;
            color: rgba(255,255,255,0.8);
        }

        .footer-slogan::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 3px;
            background: var(--power-red);
            transition: var(--transition);
        }

        .footer-slogan:hover::before {
            background: var(--tech-blue);
            box-shadow: var(--neon-effect);
        }

        .footer-socials {
            display: flex;
            gap: 15px;
        }

        .social-circle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255,255,255,0.1);
            color: white;
            font-size: 1.1rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            box-shadow: 0 2px 5px rgba(0,0,0,0.2);
        }

        .social-circle::before {
            content: "";
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: var(--transition);
        }

        .social-circle:hover {
            transform: translateY(-5px) scale(1.1);
            box-shadow: var(--neon-effect);
        }

        .social-circle:hover::before {
            left: 100%;
        }

        .whatsapp:hover { background: #25D366 !important; }
        .youtube:hover { background: #FF0000 !important; }
        .instagram:hover { 
            background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%) !important; 
        }

        /* Section Menu */
        .footer-menu h3, 
        .footer-links h3,
        .footer-contact h3 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
            font-weight: 600;
            color: white;
        }

        .footer-menu h3::after,
        .footer-links h3::after,
        .footer-contact h3::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--power-red);
            transition: var(--transition);
        }

        .footer-menu h3:hover::after,
        .footer-links h3:hover::after,
        .footer-contact h3:hover::after {
            width: 70px;
            background: var(--tech-blue);
            box-shadow: var(--neon-effect);
        }

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

        .footer-menu li {
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .footer-menu li:hover {
            transform: translateX(5px);
        }

        .footer-menu a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: var(--transition);
            position: relative;
            padding-left: 15px;
            display: block;
        }

        .footer-menu a::before {
            content: "»";
            position: absolute;
            left: 0;
            color: var(--tech-blue);
            transition: var(--transition);
            font-weight: bold;
        }

        .footer-menu a:hover {
            color: white;
            padding-left: 20px;
            text-shadow: 0 0 5px rgba(255,255,255,0.3);
        }

        .footer-menu a:hover::before {
            color: var(--power-red);
            left: 5px;
        }

        /* Section Liens Utiles */
        .footer-links a {
            display: block;
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            margin-bottom: 12px;
            transition: var(--transition);
            position: relative;
            padding-left: 25px;
        }

        .footer-links a::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 15px;
            height: 2px;
            background: var(--tech-blue);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: white;
            padding-left: 30px;
            text-shadow: 0 0 5px rgba(255,255,255,0.3);
        }

        .footer-links a:hover::before {
            width: 20px;
            background: var(--power-red);
            box-shadow: 0 0 5px rgba(230, 57, 70, 0.5);
        }

        /* Section Contact */
        .footer-contact p {
            margin-bottom: 15px;
            display: flex;
            align-items: flex-start;
            color: rgba(255,255,255,0.8);
            transition: var(--transition);
        }

        .footer-contact p:hover {
            color: white;
            transform: translateX(5px);
        }

        .footer-contact i {
            margin-right: 12px;
            color: var(--tech-blue);
            min-width: 20px;
            text-align: center;
            margin-top: 3px;
            transition: var(--transition);
        }

        .footer-contact p:hover i {
            color: var(--power-red);
            transform: scale(1.2);
        }

        .footer-contact a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-contact a:hover {
            color: var(--titan-gold);
            text-decoration: underline;
            text-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
        }

        /* Copyright */
        .footer-copyright {
            text-align: center;
            margin-top: 60px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            position: relative;
        }

        .footer-copyright::before {
            content: "";
            position: absolute;
            top: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 2px;
            background: var(--power-red);
            transition: var(--transition);
        }

        .footer-copyright:hover::before {
            width: 200px;
            background: var(--tech-blue);
            box-shadow: var(--neon-effect);
        }

        /* Effets Tech */
        .tech-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(37, 117, 252, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(230, 57, 70, 0.1) 0%, transparent 50%);
            z-index: 1;
            opacity: 0.5;
        }

        .tech-particle {
            position: absolute;
            background: rgba(255,255,255,0.8);
            border-radius: 50%;
            pointer-events: none;
            z-index: 1;
            animation: float 15s infinite linear;
        }

        @keyframes float {
            0% { transform: translate(0, 0) rotate(0deg); }
            25% { transform: translate(50px, 50px) rotate(90deg); }
            50% { transform: translate(100px, 0) rotate(180deg); }
            75% { transform: translate(50px, -50px) rotate(270deg); }
            100% { transform: translate(0, 0) rotate(360deg); }
        }

        /* Responsive */
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px 20px;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .footer-menu,
            .footer-links {
                display: none;
            }

            .footer-brand,
            .footer-contact {
                text-align: center;
            }

            .footer-slogan::before {
                left: 50%;
                transform: translateX(-50%);
                width: 50px;
                height: 3px;
                top: -10px;
            }

            .footer-socials {
                justify-content: center;
            }

            .footer-contact p {
                justify-content: center;
            }
        }


        
  :root {
    --primary-dark: #0a192f;
    --primary-blue: #1a365d;
    --accent-red: #8b0000;
    --accent-gold: #d4af37;
    --light-text: #f8f9fa;
    --dark-text: #212529;
    --admin1-color: #2c7be5;
    --admin2-color: #00a854;
  }
  
  .uca-dialog {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 25, 47, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  }
  
  .uca-box {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    width: 420px;
    max-width: 90vw;
    text-align: center;
    animation: slideUp 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    border-top: 5px solid var(--accent-red);
    position: relative;
    overflow: hidden;
  }
  
  .uca-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-red), var(--primary-blue), var(--accent-gold));
  }
  
  .uca-title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    font-weight: 700;
    position: relative;
    display: inline-block;
  }
  
  .uca-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-red);
  }
  
  .uca-content {
    color: var(--dark-text);
    line-height: 1.6;
    margin-bottom: 2rem;
    font-size: 1.1rem;
  }
  
  .uca-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
  }
  
  .uca-btn {
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    min-width: 120px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
  }
  
  .uca-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
  }
  
  .uca-btn:hover::before {
    left: 100%;
  }
  
  .uca-btn-primary {
    background-color: var(--primary-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(26, 54, 93, 0.3);
  }
  
  .uca-btn-secondary {
    background-color: var(--accent-red);
    color: white;
    box-shadow: 0 4px 12px rgba(139, 0, 0, 0.3);
  }
  
  .uca-btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
  }
  
  .uca-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  }
  
  .uca-btn:active {
    transform: translateY(1px);
  }
  
  .uca-password-container {
    position: relative;
    margin: 1.5rem 0;
  }
  
  .uca-password {
    width: 100%;
    padding: 1rem;
    border-radius: 6px;
    border: 2px solid #e0e0e0;
    font-size: 1rem;
    transition: all 0.3s;
    background-color: #f8f9fa;
  }
  
  .uca-password:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.2);
  }
  
  .uca-footer {
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--primary-blue);
  }
  
  .uca-tech-link {
    color: var(--accent-red);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    position: relative;
  }
  
  .uca-tech-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-red);
    transition: width 0.3s;
  }
  
  .uca-tech-link:hover::after {
    width: 100%;
  }
  
  .uca-error {
    color: var(--accent-red);
    margin-top: 0.5rem;
    font-size: 0.9rem;
    height: 1.2rem;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  @keyframes slideUp {
    from { 
      transform: translateY(50px);
      opacity: 0;
    }
    to { 
      transform: translateY(0);
      opacity: 1;
    }
  }
  
  @keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
  }
  
  .shake {
    animation: shake 0.6s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
  }
  
  .uca-success {
    color: #28a745;
    font-weight: 600;
  }
  
  .uca-logo-container {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
  }
  
  .uca-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    animation: pulse 2s infinite;
  }
  
  .lock-animation {
    position: absolute;
    width: 40px;
    height: 40px;
    bottom: -10px;
    right: -10px;
    animation: lockShake 3s infinite;
  }
  
  @keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
  }
  
  @keyframes lockShake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(5deg); }
    75% { transform: rotate(-5deg); }
  }
  
  .admin-welcome {
    font-weight: 700;
    margin-top: 1rem;
    padding: 0.5rem;
    border-radius: 5px;
  }
  
  .admin-default {
    color: var(--primary-blue);
    background-color: rgba(26, 54, 93, 0.1);
  }
  
  .admin-1 {
    color: var(--admin1-color);
    background-color: rgba(44, 123, 229, 0.1);
  }
  
  .admin-2 {
    color: var(--admin2-color);
    background-color: rgba(0, 168, 84, 0.1);
  }