/* Blog public — liste et article. Cohérent avec la landing v2. */

.blog-container {
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}

/* --- Filtres catégories --- */
.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    justify-content: center;
}
.blog-filters a {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    border: 1px solid #d6dee8;
    color: #34506e;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background-color .15s, color .15s, border-color .15s;
}
.blog-filters a:hover { background: #eef3f9; }
.blog-filters a.active {
    background: #1f3a5f;
    border-color: #1f3a5f;
    color: #fff;
}

/* --- Grille --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}
.blog-card {
    background: #fff;
    border: 1px solid #e6ebf1;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(20, 40, 70, 0.06);
    transition: transform .15s, box-shadow .15s;
}
.blog-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(20, 40, 70, 0.12);
}
.blog-card-link { text-decoration: none; color: inherit; display: block; }
.blog-card-cover {
    aspect-ratio: 1200 / 630;
    background: linear-gradient(135deg, #1f3a5f, #3f7cac);
    overflow: hidden;
}
.blog-card-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-card-body { padding: 1.1rem 1.2rem 1.3rem; }
.blog-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: #3f7cac;
    background: #eef3f9;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    margin-bottom: 0.6rem;
}
.blog-card-title {
    font-size: 1.2rem;
    line-height: 1.35;
    margin: 0 0 0.5rem;
    color: #14253a;
}
.blog-card-excerpt {
    font-size: 0.95rem;
    color: #4a5b6e;
    margin: 0 0 0.8rem;
}
/* Gris assombri pour respecter le ratio de contraste 4.5:1 sur fond blanc (RGAA 3.2 / WCAG 1.4.3) */
.blog-card-meta { font-size: 0.82rem; color: #5c6b7d; }

.blog-empty {
    text-align: center;
    color: #5c6b7d;
    padding: 3rem 1rem;
}

/* --- Article --- */
.blog-article-container {
    max-width: 760px;
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}
.blog-back {
    display: inline-block;
    margin: 0.5rem 0 1.5rem;
    color: #3f7cac;
    text-decoration: none;
    font-size: 0.92rem;
}
.blog-back:hover { text-decoration: underline; }
.blog-article-header { margin-bottom: 1.5rem; }
.blog-article-header h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin: 0.6rem 0 0.4rem;
    color: #12243a;
}
.blog-article-meta { color: #5c6b7d; font-size: 0.9rem; margin: 0; }
.blog-article-cover {
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 1.8rem;
    aspect-ratio: 1200 / 630;
}
.blog-article-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-article-content {
    font-size: 1.08rem;
    line-height: 1.7;
    color: #2c3b4d;
}
.blog-article-content h2 {
    font-size: 1.4rem;
    margin: 1.8rem 0 0.6rem;
    color: #16293f;
}
.blog-article-content p { margin: 0 0 1.1rem; }
.blog-article-content ul { margin: 0 0 1.1rem 1.2rem; }
.blog-article-content li { margin-bottom: 0.4rem; }

.blog-article-cta {
    margin-top: 2.5rem;
    padding: 1.8rem;
    text-align: center;
    background: #f4f8fc;
    border: 1px solid #e2ebf4;
    border-radius: 14px;
}
.blog-article-cta p {
    font-size: 1.15rem;
    color: #1f3a5f;
    margin: 0 0 1rem;
    font-weight: 600;
}