/* Blog — styles partagés (liste + articles) */

.blog-main {
    padding-top: 5rem;
    padding-bottom: 4rem;
}

/* Hero liste */
.blog-hero {
    text-align: center;
    padding: 3rem 1rem 2rem;
    max-width: 700px;
}

.blog-hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.blog-hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Grille d'articles */
.blog-list-section {
    padding: 2rem 1rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.blog-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.blog-card-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
}

.blog-card-title a {
    color: var(--text-color);
    text-decoration: none;
}

.blog-card-title a:hover {
    color: var(--primary-color);
}

.blog-card-excerpt {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex: 1;
}

.blog-card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
}

.blog-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem;
}

/* Tags */
.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.blog-tag {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.625rem;
    border-radius: 999px;
}

/* Article individuel */
.blog-article {
    max-width: 800px;
    padding: 2rem 1rem 4rem;
}

.blog-back-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.blog-back-link:hover {
    text-decoration: underline;
}

.blog-article-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.blog-date {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.blog-title {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

/* Contenu Markdown */
.blog-content {
    line-height: 1.75;
    color: var(--text-color);
}

.blog-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.blog-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 2rem 0 0.75rem;
}

.blog-content p {
    margin-bottom: 1.25rem;
}

.blog-content ul,
.blog-content ol {
    margin: 0 0 1.25rem 1.5rem;
}

.blog-content li {
    margin-bottom: 0.5rem;
}

.blog-content code {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.25rem;
    padding: 0.15rem 0.4rem;
    font-size: 0.875em;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

.blog-content pre {
    background: #1e293b;
    color: #e2e8f0;
    border-radius: var(--radius);
    padding: 1.25rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.blog-content pre code {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
}

.blog-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding: 0.75rem 1.25rem;
    margin: 1.5rem 0;
    background: var(--surface);
    border-radius: 0 var(--radius) var(--radius) 0;
    color: var(--text-muted);
}

.blog-content a {
    color: var(--primary-color);
}

.blog-content img {
    max-width: 100%;
    border-radius: var(--radius);
    margin: 1.5rem 0;
}

/* Conteneurs de graphiques interactifs */
.plot-container {
    width: 100%;
    min-height: 400px;
    margin: 1.5rem 0 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    overflow: visible;
    position: relative;
}

.plot-container.plot-sm {
    min-height: 300px;
}

.plot-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.plot-controls label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.plot-controls input[type="range"] {
    width: 140px;
    accent-color: var(--primary-color);
}

.plot-caption {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: -1rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .blog-hero-title {
        font-size: 2rem;
    }

    .blog-title {
        font-size: 1.75rem;
    }

    .plot-container {
        min-height: 300px;
    }
}