/* ========================================
   SWF Digital - Tudástár (Knowledge Base) Styles
   ======================================== */

/* --- Knowledge Base Categories --- */
.kb-categories {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.kb-category-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

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

.kb-category-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
}

.kb-category-icon svg {
    width: 100%;
    height: 100%;
}

.kb-category-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.kb-category-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.kb-article-count {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--warm-peach);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

/* --- Article List --- */
.kb-article-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.kb-article-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.kb-article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.kb-article-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--warm-peach), var(--warm-blush));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.kb-article-image svg {
    width: 100%;
    height: 100%;
    max-width: 180px;
}

.kb-article-body {
    padding: 2rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.kb-article-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.kb-article-meta i {
    color: var(--primary);
}

.kb-article-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.kb-article-body p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

.kb-article-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
    transition: gap var(--transition-base);
}

.kb-article-link:hover {
    gap: 0.85rem;
}

/* --- Article Content Page --- */
.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 3rem;
}

.article-header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--dark);
    line-height: 1.2;
}

.article-meta-full {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

.article-meta-full i {
    color: var(--primary);
    margin-right: 0.35rem;
}

.article-featured-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, var(--warm-peach), var(--warm-blush));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    margin-bottom: 2rem;
}

.article-featured-image svg {
    width: 100%;
    height: 100%;
    max-width: 400px;
}

.article-body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2.5rem 0 1rem;
    color: var(--dark);
}

.article-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--dark);
}

.article-body h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 1.5rem 0 0.5rem;
    color: var(--dark);
}

.article-body p {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.article-body ul,
.article-body ol {
    margin: 1.25rem 0;
    padding-left: 1.5rem;
}

.article-body li {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.article-body strong {
    color: var(--dark);
    font-weight: 600;
}

.article-body a {
    color: var(--primary);
    text-decoration: underline;
}

.article-body a:hover {
    color: var(--primary-dark);
}

.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--warm-cream);
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: var(--radius-sm);
}

.article-body blockquote p {
    margin: 0;
    font-style: italic;
}

.article-body code {
    background: var(--gray-100);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Consolas', monospace;
    font-size: 0.9em;
    color: var(--primary-dark);
}

.article-body pre {
    background: var(--dark);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 1.5rem 0;
}

.article-body pre code {
    background: none;
    padding: 0;
    color: var(--white);
}

.article-illustration {
    width: 100%;
    max-width: 500px;
    height: 280px;
    margin: 2rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--warm-cream);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.article-illustration svg {
    width: 100%;
    height: 100%;
}

.info-box {
    background: var(--warm-peach);
    border-left: 4px solid var(--primary);
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-sm);
    margin: 1.5rem 0;
}

.info-box h4 {
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-dark);
}

.info-box p {
    margin: 0;
}

.step-box {
    background: var(--white);
    border: 2px solid var(--warm-peach);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.step-box h4 {
    margin: 0 0 0.75rem 0;
    color: var(--primary);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 700;
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

/* --- Related Articles --- */
.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--gray-100);
}

.related-articles h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .kb-categories {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .kb-categories {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .kb-article-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .article-header h1 {
        font-size: 2.5rem;
    }
    
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- Homepage Article Preview Section --- */
.kb-preview-section {
    background: var(--warm-cream);
    padding: 4rem 0;
}

.kb-preview-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.kb-preview-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
}

.kb-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.kb-preview-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 1.25rem;
}

.kb-preview-icon svg {
    width: 100%;
    height: 100%;
}

.kb-preview-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.kb-preview-card p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex: 1;
}

.kb-preview-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: gap var(--transition-base);
}

.kb-preview-link:hover {
    gap: 0.65rem;
}

@media (min-width: 640px) {
    .kb-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .kb-preview-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}