/* ==========================================================================
   BLOG / KNOWLEDGE CENTER SPECIFIC STYLES
   ========================================================================== */

/* Latest Guides Grid (Shared on Homepage and Blog Main Page) */
.guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 2.5rem;
    margin-bottom: 2rem;
}

.guide-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.guide-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
    border-color: var(--primary-light);
}

.guide-image {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    background-color: var(--gray-light);
    border-bottom: 1px solid var(--gray-light);
}

.guide-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.guide-category {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.guide-title {
    font-size: 1.25rem;
    color: var(--dark-slate);
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.guide-excerpt {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.guide-link {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
}

.guide-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.guide-link:hover {
    color: var(--primary-dark);
    gap: 0.8rem;
}

/* Blog Filter Buttons */
.blog-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
}

.filter-btn {
    background-color: var(--white);
    border: 1px solid var(--gray-light);
    color: var(--gray-dark);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* Hide filtered items */
.guide-card.hidden {
    display: none;
}

/* Article Reading Layout */
.article-header {
    background-color: var(--dark-slate);
    color: var(--white);
    padding: 8rem 0 4rem;
    text-align: center;
}

.article-header h1 {
    color: var(--white);
    max-width: 800px;
    margin: 0 auto 1.5rem;
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    line-height: 1.3;
}

.article-meta {
    color: var(--gray-light);
    font-size: 0.95rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.article-meta i {
    margin-right: 0.3rem;
    color: var(--primary-light);
}

.breadcrumb {
    max-width: 800px;
    margin: 0 auto 2rem;
    color: var(--gray-light);
    font-size: 0.9rem;
    text-align: left;
}

.breadcrumb a {
    color: var(--primary-light);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1rem;
}

.article-body h2 {
    color: var(--dark-slate);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.article-body h3 {
    color: var(--dark-slate);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.article-body p {
    color: var(--gray-dark);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.article-body ul, 
.article-body ol {
    color: var(--gray-dark);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

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

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 2rem 0;
    box-shadow: var(--shadow-sm);
}

.article-cta-box {
    background-color: var(--gray-light);
    border-radius: 8px;
    padding: 2.5rem;
    text-align: center;
    margin-top: 4rem;
    border: 1px solid rgba(0,0,0,0.05);
}

.article-cta-box h3 {
    margin-top: 0;
}

.article-cta-box .btn {
    margin-top: 1rem;
    margin-right: 0.5rem;
}

/* Related Articles */
.related-articles {
    background-color: var(--light-bg);
    padding: 4rem 0;
    border-top: 1px solid var(--gray-light);
}

.related-articles h2 {
    text-align: center;
    margin-bottom: 3rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN (BLOG)
   ========================================================================== */
@media (max-width: 768px) {
    .article-header {
        padding: 6rem 0 3rem;
    }
    
    .article-body {
        padding: 3rem 1rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .article-header {
        padding: 5rem 0 2rem;
    }
    
    .article-body {
        padding: 2rem 1rem;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .article-body h2 {
        font-size: 1.5rem;
    }
    
    .article-body h3 {
        font-size: 1.25rem;
    }
}