/**
 * Blog Styles
 * Modular blog plugin CSS for KI-Dresden CMS
 */

/* ==========================================================================
   Layout
   ========================================================================== */

.blog-main {
    min-height: 60vh;
    padding-bottom: 4rem;
}

.blog-header {
    text-align: center;
}

.blog-header .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.blog-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin: 0 0 1rem;
    font-weight: 700;
}

.blog-header-label {
    display: inline-block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.blog-header-desc {
    font-size: 1.1rem;
    opacity: 0.9;
    margin: 0;
}

.blog-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

.blog-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .blog-layout {
        grid-template-columns: 1fr 280px;
    }
}

/* ==========================================================================
   Blog Cards (Index)
   ========================================================================== */

.blog-posts {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.blog-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

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

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.03);
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.blog-card-category {
    background: var(--color-primary);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card-category:hover {
    background: var(--color-primary-dark);
}

.blog-card-reading-time::before {
    content: "•";
    margin-right: 0.75rem;
}

.blog-card-title {
    font-size: 1.35rem;
    margin: 0 0 0.75rem;
    line-height: 1.3;
}

.blog-card-title a {
    color: inherit;
    text-decoration: none;
}

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

.blog-card-excerpt {
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0 0 1rem;
}

.blog-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-primary-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

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

/* ==========================================================================
   Pagination
   ========================================================================== */

.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.blog-pagination-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.2rem;
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background 0.2s;
}

.blog-pagination-btn:hover {
    background: var(--color-primary-dark);
}

.blog-pagination-info {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.blog-sidebar-widget {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 12px;
}

.blog-sidebar-widget h3 {
    font-size: 1.1rem;
    margin: 0 0 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-primary);
}

.blog-categories-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.blog-categories-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e5e5e5;
}

.blog-categories-list li:last-child {
    border-bottom: none;
}

.blog-categories-list li.active a {
    color: var(--color-primary-text);
    font-weight: 600;
}

.blog-categories-list a {
    color: var(--color-text);
    text-decoration: none;
}

.blog-categories-list a:hover {
    color: var(--color-primary-text);
}

.blog-categories-list .count {
    background: #e5e5e5;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
}

/* ==========================================================================
   Single Post
   ========================================================================== */

.blog-article-hero {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
}

.blog-article-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

.blog-article-header {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid color-mix(in srgb, var(--color-text, #333) 15%, var(--color-background, #fff));
}

.blog-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.blog-article-category {
    background: var(--color-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-article-reading-time::before {
    content: "•";
    margin-right: 0.75rem;
}

.blog-article-header h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    line-height: 1.2;
    margin: 0 0 1rem;
}

.blog-article-excerpt {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0;
}

.blog-article-author {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.blog-article-author::before {
    content: "Von ";
}

/* Article Content */
.blog-article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
}

.blog-article-content h2 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
}

.blog-article-content h3 {
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
}

.blog-article-content p {
    margin: 0 0 1.5rem;
}

.blog-article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.blog-article-content blockquote {
    border-left: 4px solid var(--color-primary);
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    background: #f8f9fa;
    font-style: italic;
}

.blog-article-content ul,
.blog-article-content ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

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

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

.blog-article-content pre {
    background: #1a1a1a;
    color: #f8f8f2;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.blog-article-content code {
    background: #f1f1f1;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

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

/* Tags */
.blog-article-footer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.blog-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.tags-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

.blog-tag {
    background: #f1f1f1;
    color: var(--color-text-muted);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.85rem;
    transition: background 0.2s;
}

.blog-tag:hover {
    background: var(--color-primary);
    color: white;
}

/* Post Navigation */
.blog-post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.blog-post-nav-link {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.2s;
}

.blog-post-nav-link:hover {
    background: #eee;
}

.blog-post-nav-link.next {
    text-align: right;
}

.blog-post-nav-link .nav-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.blog-post-nav-link .nav-title {
    color: var(--color-text);
    font-weight: 600;
    line-height: 1.3;
}

/* Related Posts */
.blog-related {
    background: #f8f9fa;
    padding: 3rem 1rem;
    margin-top: 3rem;
}

.blog-related h2 {
    text-align: center;
    margin: 0 0 2rem;
}

.blog-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.blog-related-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.blog-related-image {
    display: block;
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

.blog-related-card h3 {
    font-size: 1rem;
    margin: 1rem;
    line-height: 1.3;
}

.blog-related-card h3 a {
    color: inherit;
    text-decoration: none;
}

.blog-related-card h3 a:hover {
    color: var(--color-primary-text);
}

.blog-related-card time {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0 1rem 1rem;
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */

.breadcrumbs {
    background: #f8f9fa;
    padding: 0.75rem 0;
    font-size: 0.85rem;
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
    content: "/";
    margin-left: 0.5rem;
    color: var(--color-text-light);
}

.breadcrumbs a {
    color: var(--color-text-muted);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--color-primary-text);
}

.breadcrumbs li:last-child span {
    color: var(--color-text);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.blog-footer {
    background: #1a1a1a;
    color: white;
    padding: 2rem 1rem;
}

.blog-footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.blog-footer-nav {
    display: flex;
    gap: 1.5rem;
}

.blog-footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.blog-footer-nav a:hover {
    color: white;
}

/* ==========================================================================
   Empty State
   ========================================================================== */

.blog-empty {
    text-align: center;
    padding: 4rem 2rem;
    background: #f8f9fa;
    border-radius: 12px;
}

.blog-empty p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 640px) {
    .blog-card-content {
        padding: 1rem;
    }

    .blog-article-container {
        padding: 2rem 1rem;
    }

    .blog-post-nav {
        grid-template-columns: 1fr;
    }

    .blog-post-nav-link.next {
        text-align: left;
    }
}

/* ==========================================================================
   Theme-aware overrides (CSS custom properties)
   ========================================================================== */

body {
    background: var(--color-background, #fff);
    color: var(--color-text, #333);
}

.blog-card,
.blog-sidebar-widget,
.blog-empty,
.blog-related-card {
    background: color-mix(in srgb, var(--color-text, #333) 8%, var(--color-background, #fff));
    color: var(--color-text, #333);
}

.blog-card-title a,
.blog-related-card h3 a {
    color: var(--color-text, #333);
}

.blog-card-excerpt,
.blog-card-meta,
.blog-card-meta time,
.blog-article-meta time,
.blog-article-reading-time,
.blog-card-reading-time {
    color: var(--color-text-muted, #666);
}

.blog-card-link,
.blog-card-category,
.blog-article-category,
.blog-categories-list .active a,
.blog-tag {
    color: var(--color-primary, #4361ee);
}

.blog-sidebar-widget h3 {
    color: var(--color-text, #333);
    border-bottom-color: var(--color-primary, #4361ee);
}

.blog-categories-list a {
    color: var(--color-text-muted, #666);
}

.blog-categories-list .count {
    background: color-mix(in srgb, var(--color-text, #333) 12%, var(--color-background, #fff));
    color: var(--color-text-muted, #666);
}

.blog-article-container {
    color: var(--color-text, #333);
}

.blog-article-content {
    color: var(--color-text, #333);
}

.blog-article-content blockquote {
    background: color-mix(in srgb, var(--color-primary, #4361ee) 10%, var(--color-background, #fff));
    border-left-color: var(--color-primary, #4361ee);
    color: var(--color-text, #333);
}

.blog-article-content h2,
.blog-article-content h3 {
    color: var(--color-text, #333);
}

.blog-article-footer {
    border-top-color: color-mix(in srgb, var(--color-text, #333) 15%, var(--color-background, #fff));
}

.blog-tag {
    background: color-mix(in srgb, var(--color-primary, #4361ee) 12%, var(--color-background, #fff));
}

.blog-post-nav-link {
    background: color-mix(in srgb, var(--color-text, #333) 8%, var(--color-background, #fff));
    color: var(--color-text, #333);
}

.blog-post-nav-link .nav-title {
    color: var(--color-text, #333);
}

.blog-post-nav-link .nav-label {
    color: var(--color-text-muted, #666);
}

.blog-pagination-btn {
    background: color-mix(in srgb, var(--color-text, #333) 8%, var(--color-background, #fff));
    color: var(--color-text, #333);
}

.blog-footer {
    background: color-mix(in srgb, var(--color-text, #333) 10%, var(--color-background, #fff));
    color: var(--color-text-muted, #666);
}

.blog-footer a {
    color: var(--color-text-muted, #666);
}

.breadcrumbs {
    background: color-mix(in srgb, var(--color-text, #333) 6%, var(--color-background, #fff));
}

.breadcrumbs a,
.breadcrumbs span {
    color: var(--color-text-muted, #666);
}