/* ========================================
   Blog & Videos — LifeTracerSite
   ======================================== */

/* Blog listing */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.blog-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.blog-card-img {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
}

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

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

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

.blog-card-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(96, 165, 250, 0.15);
    color: var(--modern-blue-light);
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

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

.blog-card-title a:hover {
    color: var(--modern-blue-light);
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: var(--modern-gray);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.4);
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.blog-tag {
    padding: 0.15rem 0.5rem;
    background: rgba(139, 92, 246, 0.12);
    color: var(--modern-purple-light);
    border-radius: 10px;
    font-size: 0.72rem;
    font-weight: 500;
}

/* Category filter tabs */
.blog-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.blog-cat-tab {
    padding: 0.5rem 1.25rem;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--modern-gray);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.blog-cat-tab:hover,
.blog-cat-tab.active {
    background: rgba(96, 165, 250, 0.15);
    border-color: var(--modern-blue-light);
    color: var(--modern-blue-light);
}

/* Blog article detail */
.blog-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.blog-article-header {
    margin-bottom: 2rem;
}

.blog-article-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.blog-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.blog-article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--modern-gray);
}

.blog-article-content h1,
.blog-article-content h2,
.blog-article-content h3,
.blog-article-content h4 {
    color: #fff;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.blog-article-content h2 { font-size: 1.75rem; }
.blog-article-content h3 { font-size: 1.4rem; }

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

.blog-article-content a {
    color: var(--modern-blue-light);
    text-decoration: underline;
}

.blog-article-content img {
    max-width: 100%;
    border-radius: 12px;
    margin: 1.5rem 0;
}

.blog-article-content blockquote {
    border-left: 4px solid var(--modern-blue-light);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: rgba(96, 165, 250, 0.05);
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.blog-article-content pre {
    background: rgba(0, 0, 0, 0.4);
    padding: 1.25rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.blog-article-content code {
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
}

.blog-article-content ul,
.blog-article-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}

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

/* Related articles sidebar */
.blog-related {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.blog-related h3 {
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: 1.5rem;
}

/* Videos grid */
.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.video-card {
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: translateY(-4px);
}

.video-card-info {
    padding: 1rem 0;
}

.video-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.35rem;
    line-height: 1.3;
}

.video-card-meta {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.4);
}

/* Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.blog-pagination a,
.blog-pagination span {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.2s;
}

.blog-pagination a {
    background: rgba(255, 255, 255, 0.05);
    color: var(--modern-gray);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-pagination a:hover {
    background: rgba(96, 165, 250, 0.15);
    color: var(--modern-blue-light);
}

.blog-pagination .active {
    background: var(--modern-blue-light);
    color: #fff;
    border: none;
}

/* Loading & Empty */
.blog-loading,
.blog-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--modern-gray);
}

.blog-loading i,
.blog-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    color: rgba(255, 255, 255, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }

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

    .blog-article-content {
        font-size: 1rem;
    }

    .videos-grid {
        grid-template-columns: 1fr;
    }
}