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

/* Corps de la page */
body {
    background: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 50%, #16213e 100%);
    color: #e0e0e0;
    font-family: 'Segoe UI', Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

/* Conteneur principal */
.container {
    max-width: 900px;
    width: 100%;
    background: rgba(30, 30, 46, 0.85);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(76, 175, 80, 0.35);
    box-shadow: 0 0 20px rgba(76, 175, 80, 0.15);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.8s ease;
}

/* Titre principal dans le cadre */
h1 {
    font-size: 2.8em;
    text-align: center;
    background: linear-gradient(45deg, #4CAF50, #00BCD4, #2196F3);
    -webkit-background-clip: text;
    color: transparent;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 30px;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

/* Animation du titre */
@keyframes titleGlow {
    0% { text-shadow: 0 0 12px rgba(76, 175, 80, 0.4); }
    100% {
        text-shadow:
                0 0 20px rgba(76, 175, 80, 0.6),
                0 0 35px rgba(0, 188, 212, 0.4);
    }
}

/* Titres des sections */
h2 {
    font-size: 2em;
    color: #00BCD4;
    margin-top: 20px;
    margin-bottom: 10px;
    text-align: center;
}
/* --- NAVIGATION --- */
nav {
    background-color: rgba(15, 76, 129, 0.9);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 2px solid #4CAF50;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

nav a:hover {
    color: #4CAF50;
    transform: scale(1.05);
}

.logo-gauche {
    height: 50px;
    width: 60px;
}

/* Paragraphes */
p {
    margin-bottom: 20px;
    line-height: 1.6;
    font-size: 1.1em;
}

/* Liste */
ul {
    margin-left: 20px;
    font-size: 1.1em;
}

/* Animation d'apparition */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}