/* Blog Page Styles */
/* Uses CSS variables from styles.css */

/* Logo link - remove underline */
a.logo {
    text-decoration: none;
}

/* Blog Hero */
.blog-hero {
    padding: 4rem 0 3rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    position: relative;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.blog-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    position: relative;
}

.blog-hero p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    position: relative;
}

/* Blog Filters */
.blog-filters {
    padding: 2rem 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-primary);
    position: sticky;
    top: 65px;
    z-index: 50;
}

.filters-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.category-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.filter-btn.active {
    background: var(--gradient);
    border-color: transparent;
    color: white;
}

/* Blog Search */
.blog-search {
    position: relative;
    width: 280px;
}

.blog-search input {
    width: 100%;
    padding: 0.625rem 1rem 0.625rem 2.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.blog-search input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-primary);
}

.blog-search input::placeholder {
    color: var(--text-muted);
}

.blog-search .search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* Blog Grid */
.blog-grid-section {
    padding: 3rem 0;
}

.blog-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.blog-grid .blog-card {
    max-width: 400px;
    width: 100%;
    flex: 0 1 400px;
}

/* Blog Card */
.blog-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.15);
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card-image {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-card);
}

.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(1.05);
}

.blog-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.blog-category {
    background: var(--gradient);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.3rem 0.6rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.blog-card-content h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-date,
.blog-read-time {
    display: flex;
    align-items: center;
}

.blog-read-time::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--text-muted);
    border-radius: 50%;
    margin-right: 0.5rem;
    display: none;
}

/* Empty State */
.blog-empty {
    text-align: center;
    padding: 4rem 2rem;
}

.blog-empty p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Load More */
.blog-load-more {
    text-align: center;
    margin-top: 3rem;
}

.blog-load-more .btn {
    min-width: 200px;
}

/* Blog CTA */
.blog-cta {
    padding: 2.5rem 0;
}

.cta-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    text-align: center;
    max-width: 450px;
    margin: 0 auto;
}

.cta-card h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.cta-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .blog-hero {
        padding: 3rem 0 2rem;
    }

    .blog-hero h1 {
        font-size: 2rem;
    }

    .filters-row {
        flex-direction: column;
        align-items: stretch;
    }

    .category-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .category-filters::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .blog-search {
        width: 100%;
    }

    .blog-grid {
        gap: 1.5rem;
    }

    .blog-filters {
        top: 57px;
    }

    .cta-card {
        padding: 1.25rem 1.5rem;
    }

    .cta-card h2 {
        font-size: 1.1rem;
    }

    .blog-meta {
        font-size: 0.7rem;
        gap: 0.75rem;
        white-space: nowrap;
    }
}

/* Blog Post Page Styles */
.blog-post {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 0 4rem;
}

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

.blog-post-category {
    display: inline-block;
    background: var(--gradient);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.blog-post-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: 1rem;
}

.blog-post-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.blog-post-featured-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 2.5rem;
    background: var(--bg-card);
}

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

/* Blog Post Content */
.blog-post-content {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

.blog-post-content h2 {
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
}

.blog-post-content h3 {
    color: var(--text-primary);
    font-size: 1.35rem;
    font-weight: 600;
    margin: 2rem 0 0.75rem;
}

.blog-post-content p {
    margin-bottom: 1.5rem;
}

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

.blog-post-content li {
    margin-bottom: 0.75rem;
}

.blog-post-content a {
    color: var(--accent-primary);
    text-decoration: none;
}

.blog-post-content a:hover {
    color: var(--accent-tertiary);
}

.blog-post-content blockquote {
    border-left: 4px solid var(--accent-primary);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-muted);
}

.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
}

.blog-post-content code {
    background: var(--bg-card);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

.blog-post-content pre {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    overflow-x: auto;
    margin: 2rem 0;
}

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

/* Blog Image Comparison */
.blog-image-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.blog-image-comparison .comparison-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-card);
}

.blog-image-comparison .comparison-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
    margin: 0;
    border-radius: 0;
}

.blog-image-comparison .comparison-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 640px) {
    .blog-image-comparison {
        grid-template-columns: 1fr;
    }

    .blog-image-comparison .comparison-item img {
        height: 220px;
    }
}

/* Example Boxes */
.example-box {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    margin: 1rem 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.example-box strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.example-weak {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--text-secondary);
}

.example-weak strong {
    color: #ef4444;
}

.example-strong {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    color: var(--text-secondary);
}

.example-strong strong {
    color: #10b981;
}

/* Post Footer */
.blog-post-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.blog-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.blog-tag {
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.375rem 0.75rem;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s ease;
}

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

/* Related Posts */
.related-posts {
    margin-top: 4rem;
}

.related-posts h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .blog-post {
        padding: 2rem 0 3rem;
    }

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

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

    .blog-post-content h2 {
        font-size: 1.5rem;
    }

    .blog-post-content h3 {
        font-size: 1.25rem;
    }

    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}