/* ============================================================
   BLOG CSS — Light reading theme within dark page shell
   ============================================================ */

/* --- Light content area --- */
.blog-content-area {
    background-color: #ffffff;
    color: #1a1a2e;
}

.blog-content-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 60px 24px;
}

.blog-index-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 24px;
}

/* --- Index hero (dark) --- */
.blog-index-hero {
    background: var(--dark-bg-primary);
    text-align: center;
    padding: 140px 24px 60px;
    color: var(--text-primary);
}

.blog-index-hero h1 {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.blog-index-intro {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* --- Filter bar --- */
.blog-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.blog-filter-pill {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 24px;
    background: #f0f0f5;
    color: #333;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.blog-filter-pill:hover,
.blog-filter-pill.active {
    background: var(--accent-primary);
    color: #fff;
    text-decoration: none;
}

.blog-active-filter {
    margin-bottom: 24px;
    padding: 10px 16px;
    background: #f8f8fc;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #555;
}

.blog-clear-filter {
    margin-left: 8px;
    color: var(--accent-secondary);
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
}

/* --- Card grid --- */
.blog-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: inherit;
}

.blog-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.blog-card-img-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #f0f0f5 0%, #e0e0ea 100%);
}

.blog-card-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--accent-primary);
    font-weight: 600;
    letter-spacing: 0.05em;
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 8px 0;
    color: #0a0a0f;
    line-height: 1.3;
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: #555;
    line-height: 1.5;
    flex: 1;
}

.blog-card-meta {
    font-size: 0.8rem;
    color: #999;
    margin-top: 12px;
    display: flex;
    justify-content: space-between;
}

/* --- Article hero --- */
.blog-article-hero {
    position: relative;
    background: var(--dark-bg-primary);
    padding-top: 70px;
}

.blog-hero-img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

/* --- Article category link --- */
.blog-article-category {
    display: inline-block;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--accent-primary);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: none;
    margin-bottom: 12px;
}

.blog-article-category:hover {
    color: var(--accent-primary-bright, var(--accent-primary));
    text-decoration: none;
}

/* --- Article title --- */
.blog-title {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    color: #0a0a0f;
    line-height: 1.2;
    margin-bottom: 24px;
}

/* --- Article meta --- */
.blog-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 40px;
    flex-wrap: wrap;
    padding-bottom: 24px;
    border-bottom: 1px solid #eee;
}

.blog-meta-author {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: #333;
}

.blog-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.blog-reading-time {
    color: #999;
}

/* --- Article body --- */
.blog-body {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.8;
    color: #2d2d3a;
}

.blog-body h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: #0a0a0f;
    margin-top: 48px;
    margin-bottom: 16px;
}

.blog-body h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: #0a0a0f;
    margin-top: 36px;
    margin-bottom: 12px;
}

.blog-body h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: #0a0a0f;
    margin-top: 28px;
    margin-bottom: 8px;
}

.blog-body p {
    margin-bottom: 1.5em;
}

.blog-body a {
    color: var(--accent-primary);
    text-decoration: underline;
}

.blog-body a:hover {
    color: #4ab0cc;
}

.blog-body ul,
.blog-body ol {
    margin-bottom: 1.5em;
    padding-left: 1.5em;
}

.blog-body li {
    margin-bottom: 0.5em;
}

.blog-body blockquote {
    border-left: 4px solid var(--accent-primary);
    padding: 4px 0 4px 20px;
    margin: 2em 0;
    color: #555;
    font-style: italic;
}

.blog-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.blog-body hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 2.5em 0;
}

/* --- Rich text block wrapper --- */
.blog-rich-text {
    margin-bottom: 1em;
}

/* --- Image block --- */
.blog-figure {
    margin: 2em 0;
}

.blog-body-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}

.blog-figure figcaption {
    font-size: 0.85rem;
    color: #888;
    margin-top: 8px;
    text-align: center;
}

.blog-attribution {
    font-style: italic;
}

/* --- Code block --- */
.blog-code-block {
    margin: 2em 0;
    border-radius: 8px;
    overflow: hidden;
}

.blog-code-block pre {
    background: #1e1e2e;
    color: #e0e0e8;
    padding: 24px;
    margin: 0;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.6;
}

.blog-code-block code {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

/* --- Pull quote --- */
.blog-pull-quote {
    border-left: 4px solid var(--accent-primary);
    padding: 20px 24px;
    margin: 2em 0;
    background: #f8f8fc;
    border-radius: 0 8px 8px 0;
}

.blog-pull-quote p {
    font-size: 1.25rem;
    font-style: italic;
    color: #333;
    margin-bottom: 8px;
}

.blog-pull-quote cite {
    font-size: 0.9rem;
    color: #888;
    font-style: normal;
}

/* --- CTA block --- */
.blog-cta-block {
    background: linear-gradient(135deg, var(--accent-primary) 0%, #4ab0cc 100%);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    margin: 2em 0;
}

.blog-cta-block p {
    color: #fff;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 16px;
}

.blog-cta-btn {
    display: inline-block;
    padding: 12px 32px;
    background: #fff;
    color: var(--accent-primary);
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.2s;
}

.blog-cta-btn:hover {
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--accent-primary);
}

/* --- Tags --- */
.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid #eee;
}

.blog-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    background: #f0f0f5;
    color: #333;
    font-size: 0.85rem;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.blog-tag:hover {
    background: var(--accent-primary);
    color: #fff;
    text-decoration: none;
}

/* --- Author box --- */
.blog-author-box {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px;
    margin-top: 48px;
    background: #f8f8fc;
    border-radius: 12px;
}

.blog-author-box-photo {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.blog-author-box strong {
    font-size: 1rem;
    color: #0a0a0f;
    display: block;
    margin-bottom: 4px;
}

.blog-author-box p {
    font-size: 0.9rem;
    color: #555;
    line-height: 1.5;
    margin: 0;
}

.blog-author-box a {
    font-size: 0.85rem;
    color: var(--accent-primary);
    text-decoration: none;
    margin-top: 8px;
    display: inline-block;
}

/* --- Related articles (dark bg) --- */
.blog-related {
    background: var(--dark-bg-primary);
    padding: 80px 0;
}

.blog-related-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.blog-related h2 {
    font-family: var(--font-display);
    color: var(--text-primary);
    margin-bottom: 40px;
    font-size: 1.8rem;
}

.blog-related .blog-card {
    background: var(--dark-bg-card);
}

.blog-related .blog-card:hover {
    background: var(--dark-bg-card-hover);
}

.blog-related .blog-card-title {
    color: var(--text-primary);
}

.blog-related .blog-card-excerpt {
    color: var(--text-secondary);
}

.blog-related .blog-card-meta {
    color: var(--text-muted);
}

.blog-related .blog-card-img-placeholder {
    background: linear-gradient(135deg, var(--dark-bg-secondary) 0%, var(--dark-bg-tertiary) 100%);
}

/* --- Pagination --- */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 48px;
}

.blog-pagination a,
.blog-pagination span {
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.2s;
}

.blog-pagination a {
    background: #f0f0f5;
    color: #333;
}

.blog-pagination a:hover {
    background: #e0e0ea;
    text-decoration: none;
    color: #333;
}

.blog-pagination .current {
    background: var(--accent-primary);
    color: #fff;
}

/* --- Empty state --- */
.blog-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: #999;
    padding: 60px 0;
    font-size: 1.1rem;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .blog-card-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-title {
        font-size: 2.2rem;
    }

    .blog-index-hero h1 {
        font-size: 2.2rem;
    }
}

@media (max-width: 576px) {
    .blog-card-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .blog-title {
        font-size: 1.8rem;
    }

    .blog-index-hero {
        padding: 120px 16px 40px;
    }

    .blog-index-hero h1 {
        font-size: 1.8rem;
    }

    .blog-content-container {
        padding: 40px 16px;
    }

    .blog-index-container {
        padding: 40px 16px;
    }

    .blog-meta {
        gap: 12px;
    }

    .blog-author-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .blog-related {
        padding: 48px 0;
    }
}