/* --- Variables & Global Styles --- */
:root {
    --primary-color: #00adef; /* Bleu du logo */
    --secondary-color: #4f4c4c; /* Gris du logo */
    --background-color: #f4f7f6;
    --text-color: #333;
    --white-color: #ffffff;
    --font-main: 'Helvetica Neue', Arial, sans-serif;
}

body {
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1, h2, h3 {
    color: var(--secondary-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

img {
    max-width: 100%;
    height: auto;
}

/* --- Header --- */
.header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header {
    background-color: var(--white-color);
    padding: 15px 0;
    border-bottom: 1px solid #ddd;
}

.header .logo img {
    height: 100px;
    width: auto;
}

.nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.nav li {
    margin-left: 25px;
}

.nav a {
    font-weight: bold;
    font-size: 16px;
}

/* --- Main Layout --- */
.main-layout {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.main-content {
    flex: 3; /* Takes 3/4 of the space */
}

.sidebar {
    flex: 1; /* Takes 1/4 of the space */
    background-color: var(--white-color);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.sidebar h3 {
    margin-top: 0;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.partner {
    margin-bottom: 20px;
}

.partner h4 {
    margin-bottom: 5px;
}

.partner p {
    font-size: 0.9em;
    margin-top: 0;
}

/* --- Homepage Specifics --- */
.hero {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--white-color);
    border-radius: 8px;
    margin-bottom: 30px;
}

.articles-list {
    background-color: var(--white-color);
    padding: 20px;
    border-radius: 8px;
}

.article-card {
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid #eee;
    padding: 20px 0;
}

.article-card-image {
    width: 150px;
    height: 100px;
    object-fit: cover;
    border-radius: 5px;
    flex-shrink: 0;
}

.article-card-content {
    flex-grow: 1;
}

.article-card:last-child {
    border-bottom: none;
}

.article-card h3 a {
    color: var(--secondary-color);
}

/* --- Article Page --- */
.article-content {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: 8px;
}

.article-header h1 {
    font-size: 2.8em;
    margin-bottom: 15px;
}

.article-header .meta {
    font-size: 0.9em;
    color: #777;
    margin-bottom: 20px;
}

.article-content img.featured-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 25px;
}

/* --- Footer --- */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background-color: var(--secondary-color);
    color: var(--white-color);
}