/* =============================================================================
   BLOG PAGE STYLES
   ============================================================================= */

/* Blog Grid Layout */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
}

/* =============================================================================
   BLOG CARD - Shared Component (matches portfolio card style)
   Used by: home.php (Insights page), blog-preview.php (homepage)
   ============================================================================= */

.card-blog {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card-blog:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

/* Make entire card clickable */
.card-blog__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* Image */
.card-blog__image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-background-alt);
}

.card-blog__image img,
.card-blog__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card-blog:hover .card-blog__image img,
.card-blog:hover .card-blog__img {
    transform: scale(1.05);
}

/* Placeholder for posts without images */
.card-blog__image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    background: linear-gradient(135deg, var(--color-background-alt), var(--color-surface));
}

/* Content */
.card-blog__content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--space-5);
    gap: var(--space-2);
}

/* Meta row: Date + Badges */
.card-blog__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-1);
}

.card-blog__date {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-medium);
}

/* Badges inherit from cards.css - gradient style */
.card-blog .card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

/* Title */
.card-blog__title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    color: var(--color-text);
    margin: 0;
    transition: color var(--transition-fast);
}

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

/* Excerpt */
.card-blog__excerpt {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin: 0;
    flex: 1;
}

/* CTA inherits from cards.css */
.card-blog__cta {
    margin-top: auto;
    padding-top: var(--space-2);
}

/* =============================================================================
   LEGACY BEM STYLES (backwards compatibility)
   ============================================================================= */

.blog-card {
    display: flex;
    flex-direction: column;
    background-color: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.blog-card__image-link {
    display: block;
    text-decoration: none;
}

.blog-card__image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-background-alt);
}

.blog-card__image img,
.blog-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.blog-card:hover .blog-card__image img,
.blog-card:hover .blog-card__img {
    transform: scale(1.05);
}

.blog-card__image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.blog-card__content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--space-6);
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.blog-card__date {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.blog-card__category {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.blog-card__title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    margin: 0 0 var(--space-3);
}

.blog-card__title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.blog-card__excerpt {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin: 0 0 var(--space-4);
    flex: 1;
}

.blog-card__read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    text-decoration: none;
    transition: gap var(--transition-fast);
}

.blog-card__read-more:hover {
    gap: var(--space-3);
}

.blog-card__read-more svg {
    transition: transform var(--transition-fast);
}

.blog-card__read-more:hover svg {
    transform: translateX(4px);
}

/* =============================================================================
   LEGACY CARD STYLES (for backwards compatibility)
   ============================================================================= */

.blog-card-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

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

.blog-card-content {
    padding: var(--space-6);
}

.blog-card-meta {
    display: flex;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

.blog-card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
}

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

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

.blog-card-excerpt {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

/* Single Post */
.post-header {
    padding: var(--space-24) 0 var(--space-12);
    text-align: center;
}

.post-meta {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.post-featured-image {
    max-width: 800px;
    margin: 0 auto var(--space-12);
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--color-background-alt);
}

.post-featured-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.post-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-text);
}

/* First paragraph - slightly larger intro text */
.post-content > p:first-child {
    font-size: var(--text-xl);
    color: var(--color-text);
    line-height: 1.7;
}

/* Paragraphs */
.post-content p {
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
}

/* Headings - clear section breaks */
.post-content h2 {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-top: var(--space-12);
    margin-bottom: var(--space-4);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
    color: var(--color-text);
}

/* First h2 doesn't need the top border */
.post-content > h2:first-child,
.post-content > p:first-child + h2 {
    border-top: none;
    padding-top: 0;
}

.post-content h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
    color: var(--color-text);
}

.post-content h4 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-top: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

/* Links */
.post-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.post-content a:hover {
    color: var(--color-primary-dark, #0052cc);
    text-decoration-thickness: 2px;
}

/* Lists - restore bullet points stripped by reset.css */
.post-content ul {
    list-style-type: disc;
    margin: var(--space-4) 0 var(--space-6);
    padding-left: var(--space-8);
}

.post-content ol {
    list-style-type: decimal;
    margin: var(--space-4) 0 var(--space-6);
    padding-left: var(--space-8);
}

.post-content li {
    margin-bottom: var(--space-2);
    padding-left: var(--space-2);
    line-height: var(--leading-relaxed);
}

.post-content li::marker {
    color: var(--color-primary);
}

/* Nested lists */
.post-content ul ul,
.post-content ol ol,
.post-content ul ol,
.post-content ol ul {
    margin-top: var(--space-2);
    margin-bottom: var(--space-2);
}

/* Bold & strong text */
.post-content strong,
.post-content b {
    font-weight: var(--font-semibold);
    color: var(--color-text);
}

/* Blockquotes */
.post-content blockquote {
    margin: var(--space-8) 0;
    padding: var(--space-6) var(--space-8);
    border-left: 4px solid var(--color-primary);
    background: var(--color-background-alt);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-size: var(--text-lg);
    font-style: italic;
    color: var(--color-text-muted);
}

.post-content blockquote p:last-child {
    margin-bottom: 0;
}

/* Images within content */
.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-6) 0;
}

.post-content figure {
    margin: var(--space-8) 0;
}

.post-content figcaption {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-2);
    font-style: italic;
}

/* Horizontal rules */
.post-content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-10) 0;
}

/* Code blocks (for any technical blog posts) */
.post-content code {
    background: var(--color-background-alt);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    font-family: 'SFMono-Regular', Consolas, monospace;
}

.post-content pre {
    background: var(--color-background-alt);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin: var(--space-6) 0;
    border: 1px solid var(--color-border);
}

.post-content pre code {
    background: none;
    padding: 0;
}

.post-footer {
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.post-tags {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.post-tag {
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-background-alt);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-decoration: none;
}

.post-tag:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

/* Post Tags Label */
.post-tags__label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-right: var(--space-1);
}

/* =============================================================================
   POST BREADCRUMB
   ============================================================================= */
.post-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
}

.post-breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.post-breadcrumb a:hover {
    color: var(--color-primary);
}

.post-breadcrumb__sep {
    color: var(--color-border);
    font-size: var(--text-xs);
}

.post-breadcrumb__current {
    color: var(--color-text);
    font-weight: var(--font-medium);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 300px;
}

/* Post Meta Icons */
.post-meta span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.post-meta svg {
    flex-shrink: 0;
    opacity: 0.6;
}

/* Reading Time */
.post-reading-time {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

/* =============================================================================
   AUTHOR BIO
   ============================================================================= */
.author-bio {
    display: flex;
    gap: var(--space-6);
    align-items: flex-start;
    margin-top: var(--space-12);
    padding: var(--space-8);
    background: var(--color-background-alt);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.author-bio__avatar {
    flex-shrink: 0;
}

.author-bio__avatar img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.author-bio__content {
    flex: 1;
}

.author-bio__label {
    display: block;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.author-bio__name {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin: 0 0 var(--space-2);
    color: var(--color-text);
}

.author-bio__description {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-text-muted);
    margin: 0;
}

@media (max-width: 640px) {
    .author-bio {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: var(--space-6);
    }
}

/* =============================================================================
   POST NAVIGATION (Previous / Next)
   ============================================================================= */
.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    margin-top: var(--space-12);
    margin-bottom: var(--space-12);
    padding-top: var(--space-8);
    padding-bottom: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.post-navigation__link a {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-6);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.post-navigation__link a:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.post-navigation__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
}

.post-navigation__title {
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--color-text);
    line-height: var(--leading-tight);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-navigation__next {
    text-align: right;
}

.post-navigation__next .post-navigation__label {
    justify-content: flex-end;
}

@media (max-width: 640px) {
    .post-navigation {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .post-navigation__next {
        text-align: left;
    }

    .post-navigation__next .post-navigation__label {
        justify-content: flex-start;
    }
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-12);
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    text-decoration: none;
}

.pagination a {
    background-color: var(--color-surface);
    color: var(--color-text);
}

.pagination a:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.pagination .current {
    background-color: var(--color-primary);
    color: white;
}