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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to bottom, #f0f4f8, #ffffff);
    color: #333;
    line-height: 1.6;
}

/* ✅ Conteneur principal */
.container {
    max-width: 800px;
    margin: 30px auto;
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

/* ✅ Titre principal */
.titlePresentation {
    font-size: 2rem;
    font-weight: 700;
    color: #0044cc;
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.titlePresentation::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: #0044cc;
    margin: 10px auto 0;
    border-radius: 4px;
}

/* ✅ Titres secondaires */
h2 {
    font-size: 1.4rem;
    color: #003399;
    margin-top: 30px;
}

h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 20px;
    color: #444;
}

/* ✅ Paragraphes avec fade-in */
p {
    opacity: 0;
    animation: fadeIn 0.6s ease-in-out forwards;
    animation-delay: 0.1s;
    margin-bottom: 20px;
}

/* ✅ Animation */
@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* ✅ Liens */
a {
    color: #0044cc;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #002b80;
    text-decoration: underline;
}

/* ✅ Boutons/codes si utilisés */
.codeSection {
    background-color: #0044cc;
    color: white;
    padding: 15px;
    margin: 10px 0;
    text-align: center;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2em;
    transition: background-color 0.3s ease;
}

.codeSection:hover {
    background-color: #0033aa;
}

#code, #noCode {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    padding: 15px;
    margin: 10px 0;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* ✅ Redirection flèche (si utilisée) */
a.FlecheRedirection {
    margin-left: 10%;
    text-decoration: none;
}