/* ============================================
   BLOG PAGE — /blog + /blog/<slug>
   Classes partagees avec patchnotes.css : breadcrumb, article body, cta.
   ============================================ */

.blog-page {
    padding-top: calc(var(--navbar-height) + var(--space-3xl));
    padding-bottom: var(--space-4xl);
    min-height: 100vh;
}

.blog-hero {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
}

.blog-hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent, var(--red-bright));
    margin-bottom: var(--space-sm);
}

.blog-hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    margin-bottom: var(--space-md);
}

.blog-hero-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* --- Grid --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.blog-grid-compact {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.blog-card {
    display: block;
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

.blog-card:hover {
    border-color: var(--glass-border-hover);
    transform: translateY(-4px);
}

.blog-card-image {
    height: 160px;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-body {
    padding: var(--space-md) var(--space-lg);
}

.blog-card-date {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.blog-card-body h2 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: var(--space-xs) 0 var(--space-sm);
}

.blog-card-body p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* --- FAQ (partage avec editorial.css) --- */
.blog-faq, .editorial-faq {
    max-width: 800px;
    margin: var(--space-3xl) auto 0;
}

.blog-faq h2, .editorial-faq h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    margin-bottom: var(--space-md);
}

.blog-faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.blog-faq-item {
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.blog-faq-q {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-weight: 600;
    text-align: left;
    cursor: pointer;
}

.blog-faq-q i {
    color: var(--text-tertiary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.blog-faq-item.active .blog-faq-q i {
    transform: rotate(180deg);
    color: var(--accent, var(--red-bright));
}

.blog-faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.blog-faq-item.active .blog-faq-a {
    max-height: 600px;
}

.blog-faq-a p {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.blog-related-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.blog-related-links a {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.blog-related-links a:hover {
    border-color: var(--accent, var(--red-bright));
    color: var(--text-primary);
}

/* --- Card tag + meta --- */
.blog-card-tag {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent, var(--red-bright));
    background: var(--red-subtle);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.blog-card-meta {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.blog-card-meta i { margin-right: 4px; }

/* --- Featured article (showcase hero) --- */
.blog-featured {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: var(--space-xl);
    align-items: stretch;
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    margin-bottom: var(--space-2xl);
    transition: border-color var(--transition-base);
}

.blog-featured:hover {
    border-color: var(--glass-border-hover);
}

.blog-featured-image {
    min-height: 280px;
    overflow: hidden;
}

.blog-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-featured-body {
    padding: var(--space-xl) var(--space-xl) var(--space-xl) 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-featured-body h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    margin: var(--space-sm) 0 var(--space-md);
    color: var(--text-primary);
}

.blog-featured-body p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.98rem;
}

/* --- Filters --- */
.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.blog-filter-pill {
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    background: var(--bg-glass);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.blog-filter-pill:hover { border-color: var(--glass-border-hover); color: var(--text-primary); }

.blog-filter-pill.active {
    background: var(--accent, var(--red-bright));
    border-color: var(--accent, var(--red-bright));
    color: #fff;
}

.blog-empty-state {
    text-align: center;
    color: var(--text-tertiary);
    padding: var(--space-2xl) 0;
}

/* --- Article meta (detail) --- */
.blog-article-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    color: var(--text-tertiary);
    font-size: 0.85rem;
    margin-bottom: var(--space-sm);
}

.blog-article-meta i { margin-right: 4px; }

/* --- Layout with sticky TOC --- */
.blog-article-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.blog-toc-wrap { order: -1; }

.blog-toc {
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
}

.blog-toc summary {
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--text-primary);
    list-style: none;
}

.blog-toc summary::-webkit-details-marker { display: none; }

.blog-toc-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

.blog-toc-list a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    padding: 4px 0;
    border-left: 2px solid transparent;
    padding-left: var(--space-sm);
}

.blog-toc-list a:hover {
    color: var(--text-primary);
    border-left-color: var(--accent, var(--red-bright));
}

/* --- Inline illustrations (figures) --- */
.blog-article-body .blog-figure {
    margin: var(--space-xl) 0;
}

.blog-article-body .blog-figure img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
}

.blog-article-body .blog-figure figcaption {
    margin-top: var(--space-sm);
    font-size: 0.82rem;
    color: var(--text-tertiary);
    text-align: center;
    font-style: italic;
}

/* --- Callout boxes --- */
.blog-article-body .blog-callout {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    background: var(--bg-glass);
}

.blog-article-body .blog-callout p { margin: 0; color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; }
.blog-article-body .blog-callout strong { color: var(--text-primary); }

.blog-article-body .blog-callout::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 1.2rem;
    flex-shrink: 0;
    color: var(--accent, var(--red-bright));
}

.blog-article-body .blog-callout.tip::before { content: "\f0eb"; }
.blog-article-body .blog-callout.warning::before { content: "\f071"; color: #e8a62a; }
.blog-article-body .blog-callout.warning { border-color: rgba(232, 166, 42, 0.3); }

/* --- Share buttons --- */
.blog-share {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin: var(--space-xl) 0;
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.blog-share-btn {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-glass);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.blog-share-btn:hover {
    border-color: var(--accent, var(--red-bright));
    color: var(--text-primary);
}

@media (max-width: 700px) {
    .blog-grid { grid-template-columns: 1fr; }
    .blog-featured { grid-template-columns: 1fr; }
    .blog-featured-image { min-height: 200px; }
    .blog-featured-body { padding: var(--space-lg); }
}

@media (min-width: 1024px) {
    .blog-article-layout {
        grid-template-columns: 220px 1fr;
        align-items: start;
    }
    .blog-toc-wrap { order: 0; position: sticky; top: calc(var(--navbar-height) + var(--space-lg)); }
    .blog-toc[open] summary { margin-bottom: 0; }
}