body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    color: #333;
    background-color: #f9f9f9;
}

html {
  scroll-behavior: smooth;
  /*Adds smooth scrolling instead of snapping to element*/
}

/* HERO SECTION */
.hero {
    position: relative;
    background-image: url("header_photo_tree.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: down;
    background-color: white;
    background-position: center bottom;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    background-color: rgba(0, 0, 0, 0.55);
    color: white;
    padding: 40px;
    max-width: 1000px;
    margin: auto;
    border-radius: 8px;
}

.hero h1 {
    font-size: 32px;
    margin-bottom: 20px;
}

.authors {
    font-size: 16px;
    margin-bottom: 30px;
    opacity: 0.85;
}

.cta-button {
    background-color: #f47c3c;
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #d96526;
}

/* NAVIGATION */


.main-nav {
    display: flex;
    justify-content: center;
    background-color: white;
    border-top: 1px solid #e0e0e0;
    border-bottom: 1px solid #e0e0e0;
}

.main-nav a {
    padding: 15px 20px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: background 0.3s;
}

.main-nav a:hover {
    background-color: #f0f0f0;
}


.main-nav a.active {
    font-weight: bold;
    border-bottom: 2px solid #F57C40;
    color: #F57C40;
}


.tab-content {
    margin-top: 30px;
    font-size: 18px;
}


/* MAIN CONTENT */
.content {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px;
    font-size: 18px;
}

.wide-tab {
    max-width: 2000px;
    padding: 0 40px;
}




.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* centre les tables */
    gap: 30px;
}

/* 3 tables max par ligne avec taille fixe */
.table-wrapper {
    flex: 0 0 calc(33.333% - 20px); /* 3 par ligne, avec espace entre */
    min-width: 300px;
    box-sizing: border-box;
}

/* S'assurer que les tables s'affichent proprement */
table.dataTable {
    width: 100% !important;
    font-size: 90%;
    border-collapse: collapse;
}










/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    font-size: 14px;
    color: #888;
    background-color: #fff;
    border-top: 1px solid #eee;
}

iframe {
    border: 1px solid #ccc;
    border-radius: 8px;
}