/* Reset & Base */
:root {
    --primary-color: #003d7a; /* Bleu La Libre */
    --secondary-color: #ff6b35; /* Orange accent */
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-color: #e0e0e0;
    --font-serif: "Lora", serif;
    --font-sans: "Roboto", sans-serif;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    line-height: 1.6;
    background: #fff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-top {
    padding: 15px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

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

.nav-main a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 16px;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s;
}

.nav-main a:hover,
.nav-main a.active {
    border-bottom-color: var(--secondary-color);
}

.header-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-subscribe {
    background: var(--primary-color);
    color: white;
    padding: 8px 15px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
}

.btn-menu {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    display: none;
}

.header-sub {
    background: var(--light-gray);
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-secondary {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-secondary ul {
    display: flex;
    gap: 15px;
    list-style: none;
}

.nav-secondary a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 14px;
}

.nav-title {
    font-weight: 600;
    color: var(--primary-color);
}

/* Main Content */
.main {
    padding: 30px 0;
}

.hero {
    margin-bottom: 40px;
}

.hero-article {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.hero-content {
    padding-right: 20px;
}

.article-category {
    display: block;
    color: var(--secondary-color);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.article-title {
    font-family: var(--font-serif);
    font-size: 28px;
    line-height: 1.2;
    margin-bottom: 15px;
    color: var(--text-color);
}

.article-excerpt {
    font-size: 16px;
    margin-bottom: 15px;
    color: #555;
}

.article-meta {
    font-size: 13px;
    color: #888;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.article-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s;
}

.article-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.article-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.article-card.large {
    grid-row: span 2;
}

.article-card.large img {
    height: 250px;
}

.article-card h2,
.article-card h3 {
    padding: 15px;
    font-family: var(--font-serif);
    font-size: 17px;
    line-height: 1.3;
    margin: 0;
}

.article-card h3 {
    font-size: 15px;
}

.article-card p {
    padding: 0 15px 15px;
    font-size: 14px;
    color: #555;
}

.article-card .article-category {
    padding: 10px 15px;
    background: var(--light-gray);
    display: inline-block;
    border-radius: 0 0 0 8px;
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-block {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    background: var(--light-gray);
}

.sidebar-block h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.sidebar-list a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

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

.sidebar-block form {
    display: flex;
    gap: 10px;
}

.sidebar-block input {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.sidebar-block button {
    padding: 10px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* Footer */
.footer {
    background: #222;
    color: #fff;
    padding: 40px 0 20px;
    margin-top: 40px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #fff;
}

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

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid #444;
    text-align: center;
    font-size: 14px;
    color: #aaa;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #fff;
    z-index: 200;
    padding: 80px 20px 20px;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu nav ul {
    list-style: none;
}

.mobile-menu nav li {
    margin-bottom: 15px;
}

.mobile-menu nav a {
    display: block;
    font-size: 20px;
    color: var(--text-color);
    text-decoration: none;
    padding: 10px 0;
}

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

    .hero-article {
        grid-template-columns: 1fr;
    }

    .hero-content {
        padding-right: 0;
    }

    .sidebar {
        display: none; /* Cache sidebar sur mobile */
    }
}

@media (max-width: 768px) {
    .nav-main ul {
        display: none; /* Cache le menu principal sur mobile (remplacé par btn-menu) */
    }

    .btn-menu {
        display: block;
    }

    .nav-secondary {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .nav-secondary ul {
        flex-wrap: wrap;
    }

    .article-title {
        font-size: 22px;
    }
}