/* Additional custom styles for Packet Bytes theme */

/* Ensure form inputs always show text cursor */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="password"],
textarea,
select {
    cursor: text !important;
}

select {
    cursor: pointer !important;
}

button,
input[type="submit"],
input[type="button"] {
    cursor: pointer !important;
}


/* ==========================================================================
   Custom Components
   ========================================================================== */

/* Newsletter signup enhancement */
.newsletter-form {
    position: relative;
}

.newsletter-form input[type="email"] {
    padding-right: 120px;
}

.newsletter-form button {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    border: none;
    background-color: var(--primary-color);
    color: white;
    padding: 0 20px;
    border-radius: calc(var(--border-radius) - 2px);
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.newsletter-form button:hover {
    background-color: var(--hover-color);
}

/* Enhanced card components */
.enhanced-card {
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.enhanced-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

/* Protocol badges */
.protocol-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    color: #0c4a6e;
    padding: 0.375rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
    border: 2px solid #3b82f6;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.protocol-badge:hover {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: var(--background-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.4);
}

/* Network diagram styles */
.network-diagram {
    background-color: var(--background-gray);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-xl) 0;
    border: 1px solid var(--border-light);
    text-align: center;
}

.network-diagram img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

/* Configuration blocks */
.config-block {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #e2e8f0;
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin: var(--spacing-lg) 0;
    position: relative;
    overflow-x: auto;
    border: 1px solid #334155;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.config-block::before {
    content: 'Configuration';
    position: absolute;
    top: 12px;
    right: 16px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    padding: 4px 12px;
    font-size: 0.75rem;
    border-radius: 6px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

.config-block pre {
    margin: 0;
    background: none;
    color: inherit;
    padding: 0;
}

/* Lab exercise styling */
.lab-exercise {
    background: linear-gradient(135deg, #fef3c7, #fed7aa);
    border-left: 4px solid var(--accent-orange);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    border-radius: var(--border-radius);
}

.lab-exercise h4 {
    color: var(--accent-orange);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.lab-exercise h4::before {
    content: '🔬';
    font-size: 1.2em;
}

/* Practical implementation styling */
.practical-implementation {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-left: 5px solid #0ea5e9;
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: relative;
}

.practical-implementation::before {
    content: '⚡';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    opacity: 0.3;
}

.practical-implementation h4 {
    color: #0369a1;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.practical-implementation h4::before {
    content: '⚙️';
    font-size: 1.2em;
}

/* Command line styling */
.command-line {
    background-color: #0f172a;
    color: #e2e8f0;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.command-line::before {
    content: '$ ';
    color: var(--accent-green);
    font-weight: bold;
}

/* ==========================================================================
   Blog Content Enhanced Styling
   ========================================================================== */

/* Entry content typography */
.entry-content h2 {
    font-size: 2rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.3;
    position: relative;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-light);
}

.entry-content h3 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

.entry-content h4 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
}

.entry-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.entry-content ul,
.entry-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
    color: var(--text-secondary);
}

.entry-content li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.entry-content a {
    color: var(--accent-blue);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: all 0.3s ease;
}

.entry-content a:hover {
    color: var(--highlight-color);
    text-decoration-thickness: 2px;
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin: 2rem 0;
}

.entry-content blockquote {
    border-left: 4px solid var(--accent-blue);
    padding: 1.5rem;
    margin: 2rem 0;
    background-color: var(--background-gray);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
    color: var(--text-secondary);
}

.entry-content code {
    background-color: var(--background-gray);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--highlight-color);
    border: 1px solid var(--border-light);
}

.entry-content pre {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    overflow-x: auto;
    margin: 2rem 0;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    border: 1px solid #334155;
}

.entry-content pre code {
    background: none;
    padding: 0;
    border: none;
    color: inherit;
    font-size: 0.875rem;
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.entry-content table th {
    background: linear-gradient(135deg, var(--accent-blue), var(--primary-color));
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.entry-content table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.entry-content table tr:nth-child(even) {
    background-color: var(--background-gray);
}

.entry-content table tr:hover {
    background-color: #f0f9ff;
}

/* Read more link animation */
.post-card a[href*="permalink"]:hover svg {
    transform: translateX(4px);
    transition: transform 0.3s ease;
}

/* Post card hover effects */
.post-card:hover {
    box-shadow: 0 12px 40px rgba(66, 153, 225, 0.15);
    transform: translateY(-8px);
    border-color: #4299e1;
}

.post-card:hover h2 a {
    color: #4299e1;
}

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

.post-card a[href*="Full Article"]:hover {
    gap: 0.75rem;
}

.post-card a[href*="Full Article"]:hover svg {
    transform: translateX(4px);
}

/* Filter bar enhancement */
.filter-bar {
    padding: 1.5rem 0;
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 70px;
    z-index: 50;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Archive header enhancement */
.archive-header {
    padding: 3rem 0;
    text-align: center;
    background: linear-gradient(135deg, var(--background-white) 0%, var(--background-gray) 100%);
    border-bottom: 2px solid var(--border-light);
}

/* Pagination hover effects */
.pagination a:hover {
    background-color: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

/* Tag hover effects */
.tag-link:hover {
    background: linear-gradient(135deg, #4299e1, #3182ce) !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(66, 153, 225, 0.3);
}

/* Post navigation improvements */
.post-navigation a:hover {
    border-color: #4299e1 !important;
    background: linear-gradient(to right, #f0f9ff, white) !important;
    transform: translateX(4px);
}

.nav-previous a:hover {
    transform: translateX(-4px) !important;
}

/* Share button hover effects */
.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0.9;
}

/* Output blocks */
.output-block {
    background-color: #f8fafc;
    border: 1px solid var(--border-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    margin: var(--spacing-md) 0;
    overflow-x: auto;
}

/* Topology diagrams */
.topology-diagram {
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    margin: var(--spacing-xl) 0;
    border: 2px dashed var(--border-medium);
}

/* Protocol flow diagrams */
.protocol-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--background-gray);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.flow-step {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.875rem;
    text-align: center;
    min-width: 80px;
}

.flow-arrow::after {
    content: '→';
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
}

/* Routing table styles */
.routing-table {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.routing-table table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.routing-table th,
.routing-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-light);
    text-align: left;
}

.routing-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.routing-table tr:nth-child(even) {
    background-color: var(--background-gray);
}

/* Warning and info boxes */
.warning-box {
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
    border-left: 4px solid #f59e0b;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
}

.warning-box h4 {
    color: #f59e0b;
    margin-bottom: var(--spacing-sm);
}

.info-box {
    background-color: #e9ecef;
    border: 1px solid var(--primary-color);
    border-left: 4px solid var(--primary-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
}

.info-box h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.success-box {
    background-color: #dcfce7;
    border: 1px solid var(--accent-green);
    border-left: 4px solid var(--accent-green);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
}

.success-box h4 {
    color: var(--accent-green);
    margin-bottom: var(--spacing-sm);
}

/* ==========================================================================
   Enhanced Mobile Styles
   ========================================================================== */

@media (max-width: 1024px) {
    /* Tablet styles */
    .posts-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1.5rem !important;
    }
}

@media (max-width: 768px) {
    /* Mobile styles */
    .container {
        padding: 0 1rem !important;
    }
    
    /* Blog posts grid */
    .posts-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
    
    /* Post cards */
    .post-card {
        margin: 0 !important;
    }
    
    /* Archive header */
    .archive-header h1 {
        font-size: 2rem !important;
    }
    
    .archive-header p {
        font-size: 1rem !important;
    }
    
    /* Topics grid on homepage */
    .topics-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
    
    /* Articles grid */
    .articles-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* About author section */
    .about-author-grid {
        grid-template-columns: 1fr !important;
        text-align: center !important;
    }
    
    /* Hero sections */
    .hero-section h1 {
        font-size: 2rem !important;
        line-height: 1.3 !important;
    }
    
    .hero-section p {
        font-size: 1rem !important;
    }
    
    /* Single post */
    .single-post .post-header {
        padding: 2rem 0 !important;
    }
    
    .single-post h1 {
        font-size: 2rem !important;
        line-height: 1.3 !important;
    }
    
    .post-featured-image img {
        height: 250px !important;
    }
    
    /* Post meta */
    .post-meta {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 0.75rem !important;
        padding: 1rem !important;
    }
    
    /* Post navigation */
    .post-navigation > div {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    
    .nav-next {
        text-align: left !important;
    }
    
    /* Author bio */
    .author-bio > div {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    /* Tables */
    .entry-content table {
        display: block;
        overflow-x: auto;
        font-size: 0.875rem;
    }
    
    /* Protocol flow */
    .protocol-flow {
        flex-direction: column;
    }
    
    .flow-arrow::after {
        content: '↓';
        display: block;
        text-align: center;
        margin: var(--spacing-sm) 0;
    }
    
    /* Code blocks */
    .config-block,
    .command-line,
    .output-block {
        font-size: 0.8125rem;
        padding: 1rem;
    }
    
    .routing-table {
        font-size: 0.8125rem;
    }
    
    .routing-table th,
    .routing-table td {
        padding: 0.5rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr !important;
        text-align: center !important;
    }
    
    /* Contact page */
    .contact-form-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Tag clouds */
    .post-tags {
        justify-content: center !important;
    }
}

@media (max-width: 480px) {
    /* Small mobile styles */
    .container {
        padding: 0 0.75rem !important;
    }
    
    /* Hero */
    .hero-section {
        padding: 2rem 0 !important;
    }
    
    .hero-section h1 {
        font-size: 1.75rem !important;
    }
    
    .hero-section p {
        font-size: 0.9375rem !important;
    }
    
    /* Archive header */
    .archive-header {
        padding: 2rem 1rem !important;
    }
    
    .archive-header h1 {
        font-size: 1.75rem !important;
    }
    
    /* Post cards */
    .post-card h2 {
        font-size: 1.25rem !important;
    }
    
    /* Single post title */
    .single-post h1 {
        font-size: 1.75rem !important;
    }
    
    /* Featured image */
    .post-featured-image img {
        height: 200px !important;
    }
    
    /* Content padding */
    .post-content {
        padding: 1.5rem 0 !important;
    }
    
    /* Entry content */
    .entry-content {
        font-size: 1rem !important;
    }
    
    .entry-content h2 {
        font-size: 1.5rem !important;
    }
    
    .entry-content h3 {
        font-size: 1.25rem !important;
    }
    
    /* Code blocks */
    .config-block,
    .command-line,
    .output-block {
        font-size: 0.75rem;
        padding: 0.75rem;
    }
    
    /* Buttons */
    .btn {
        padding: 0.75rem 1.25rem !important;
        font-size: 0.9375rem !important;
    }
    
    /* Social links */
    .social-link {
        width: 40px !important;
        height: 40px !important;
    }
    
    /* Profile images */
    .author-avatar {
        width: 60px !important;
        height: 60px !important;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .site-header,
    .site-footer,
    .share-buttons,
    .back-to-top,
    .copy-code-btn,
    .search-form-container {
        display: none !important;
    }
    
    .single-post {
        margin: 0;
        padding: 0;
    }
    
    .post-content {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .config-block,
    .command-line,
    .output-block {
        background: #f8f9fa !important;
        color: #000 !important;
        border: 1px solid #ccc !important;
        page-break-inside: avoid;
    }
    
    .practical-implementation,
    .lab-exercise {
        background: #f8f9fa !important;
        page-break-inside: avoid;
    }
    
    h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
    
    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }
}

/* ==========================================================================
   Dark Mode Support (Optional)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .auto-dark-mode {
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-light: #9ca3af;
        --background-white: #1f2937;
        --background-gray: #111827;
        --border-light: #374151;
        --border-medium: #4b5563;
    }
    
    .auto-dark-mode .config-block {
        background-color: #0f172a;
        border-color: #334155;
    }
    
    .auto-dark-mode .routing-table th {
        background-color: var(--dark-blue);
    }
    
    .auto-dark-mode .routing-table tr:nth-child(even) {
        background-color: #374151;
    }
}

/* Blog Sidebar Styles */
.blog-sidebar .sidebar-widget ul li a:hover {
    color: #2b6cb0 !important;
    background: #f7fafc !important;
}

.blog-sidebar .sidebar-widget ul li:last-child {
    border-bottom: none !important;
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}

/* Responsive Blog Layout */
@media (max-width: 1200px) {
    .blog-layout {
        grid-template-columns: 1fr 280px !important;
        gap: 2rem !important;
    }
    
    /* Single post sidebar responsive */
    body .single-post > div > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr 300px !important;
        gap: 2rem !important;
    }
    
    /* Adjust all containers */
    body .single-post > div[style*="max-width"],
    body .post-header > div[style*="max-width"],
    body .post-featured-image > div[style*="max-width"] {
        max-width: 100% !important;
        padding-left: 1.5rem !important;
        padding-right: 1.5rem !important;
    }
}

@media (max-width: 1024px) {
    .blog-layout {
        grid-template-columns: 1fr 260px !important;
        gap: 1.5rem !important;
    }
    
    /* Single post responsive */
    body .single-post > div > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr 280px !important;
        gap: 1.5rem !important;
    }
    
    /* Reduce sidebar widget padding */
    body .blog-sidebar .sidebar-widget {
        padding: 1.25rem !important;
        margin-bottom: 1.25rem !important;
    }
    
    /* Adjust all containers */
    body .single-post > div[style*="max-width"],
    body .post-header > div[style*="max-width"],
    body .post-featured-image > div[style*="max-width"] {
        max-width: 100% !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
}

@media (max-width: 768px) {
    .blog-layout {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    .blog-sidebar {
        position: static !important;
        order: 2;
    }
    
    .blog-main {
        order: 1;
    }
    
    .blog-sidebar .sidebar-widget {
        margin-bottom: 1.5rem !important;
    }
    
    /* Single post responsive - stack sidebar below content */
    body .single-post > div > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    body .single-post .blog-sidebar {
        position: static !important;
        max-height: none !important;
        overflow-y: visible !important;
        order: 2 !important;
    }
    
    body .single-post .post-content {
        order: 1 !important;
        width: 100% !important;
    }
    
    /* Adjust sidebar widget max-heights on mobile */
    body .blog-sidebar .sidebar-widget ul,
    body .blog-sidebar .sidebar-widget div {
        max-height: none !important;
    }
    
    /* All containers full width on mobile */
    body .single-post > div[style*="max-width"],
    body .post-header > div[style*="max-width"],
    body .post-featured-image > div[style*="max-width"] {
        max-width: 100% !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    /* Adjust post header on mobile */
    body .post-header {
        padding: 1.5rem 0 !important;
    }
    
    body .post-header h1,
    body .post-title {
        font-size: 1.75rem !important;
        line-height: 1.3 !important;
    }
    
    /* Featured image on mobile */
    body .post-featured-image {
        margin: 1rem 0 !important;
    }
    
    body .post-featured-image img {
        height: 250px !important;
        border-radius: 8px !important;
    }
    
    /* Entry content adjustments */
    body .entry-content {
        font-size: 1rem !important;
        line-height: 1.7 !important;
    }
    
    /* Post navigation on mobile */
    body .post-navigation > div {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    
    body .nav-next {
        text-align: left !important;
    }
    
    /* Author bio on mobile */
    body .author-bio {
        padding: 1.25rem !important;
    }
    
    body .author-bio > div {
        flex-direction: column !important;
        text-align: center !important;
    }
    
    body .author-avatar {
        width: 60px !important;
        height: 60px !important;
    }
    
    /* Tags and share buttons */
    body .post-tags {
        gap: 0.5rem !important;
    }
    
    body .share-buttons {
        margin: 1.5rem 0 !important;
    }
}

/* Sidebar scrollbar styling */
.blog-sidebar::-webkit-scrollbar,
.sidebar-widget ul::-webkit-scrollbar,
.sidebar-widget div::-webkit-scrollbar {
    width: 6px;
}

.blog-sidebar::-webkit-scrollbar-track,
.sidebar-widget ul::-webkit-scrollbar-track,
.sidebar-widget div::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.blog-sidebar::-webkit-scrollbar-thumb,
.sidebar-widget ul::-webkit-scrollbar-thumb,
.sidebar-widget div::-webkit-scrollbar-thumb {
    background: #4299e1;
    border-radius: 10px;
}

.blog-sidebar::-webkit-scrollbar-thumb:hover,
.sidebar-widget ul::-webkit-scrollbar-thumb:hover,
.sidebar-widget div::-webkit-scrollbar-thumb:hover {
    background: #3182ce;
}

/* Table of Contents styling */
.toc-widget ul li:last-child {
    border-bottom: none !important;
}

/* Smooth scroll for content */
html {
    scroll-behavior: smooth;
}

/* Add scroll margin for headings to account for sticky header */
#article-content h2,
#article-content h3 {
    scroll-margin-top: 100px;
}

/* ========================================
   CRITICAL FIXES - Always Visible Elements
   ======================================== */
/* These fixes apply to ALL screen sizes to prevent animation-related disappearing */

/* Disable problematic animations to prevent layout shifts */
@media (max-width: 768px) {
    .hero-content h1,
    .hero-content p,
    .hero-buttons,
    .topic-card,
    .article-card {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Fix View All Articles button visibility on light backgrounds */
.btn-secondary {
    background-color: transparent !important;
    color: var(--primary-blue) !important;
    border: 2px solid var(--primary-blue) !important;
}

.btn-secondary:hover {
    background-color: var(--primary-blue) !important;
    color: white !important;
}

/* Override for hero section - keep white styling */
.hero-section .btn-secondary {
    background: linear-gradient(135deg, var(--accent-blue), var(--highlight-color)) !important;
    color: white !important;
    border: 2px solid transparent !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1) !important;
}

.hero-section .btn-secondary:hover {
    background: linear-gradient(135deg, var(--highlight-color), var(--accent-blue)) !important;
    color: white !important;
    border-color: transparent !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2) !important;
}

/* ========================================
   CRITICAL MOBILE FIXES - Logo & Header
   ======================================== */
@media (max-width: 768px) {
    /* Force header and logo visibility on all pages */
    body .site-header {
        display: block !important;
        visibility: visible !important;
        background: var(--primary-color) !important;
    }
    
    body .header-container {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 0.75rem 1rem !important;
        min-height: 60px !important;
    }
    
    body .site-branding {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex: 1 !important;
        align-items: center !important;
    }
    
    body .site-title,
    body .site-title a {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        color: white !important;
        font-size: 1rem !important;
        align-items: center !important;
        margin: 0 !important;
        line-height: 1 !important;
    }
    
    body .site-title .logo-icon {
        font-size: 1.25rem !important;
        margin-right: 0.5rem !important;
        line-height: 1 !important;
    }
    
    body .mobile-menu-toggle {
        display: flex !important;
        visibility: visible !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 0.5rem !important;
        margin-left: 1rem !important;
    }
    
    body .mobile-menu-toggle .hamburger {
        display: flex !important;
        flex-direction: column !important;
        gap: 4px !important;
    }
    
    body .mobile-menu-toggle .hamburger span {
        background-color: white !important;
        width: 24px !important;
        height: 2px !important;
        display: block !important;
    }
    
    body .mobile-menu-toggle .hamburger.active span {
        background-color: white !important;
    }
    
    /* Fix active menu item visibility */
    body .nav-menu .current-menu-item a,
    body .nav-menu .current_page_item a,
    body .nav-menu a.current {
        color: var(--primary-blue) !important;
        background-color: var(--background-gray) !important;
        font-weight: 600 !important;
    }
    
    /* Hero section visibility and mobile optimization */
    body .hero-section {
        display: block !important;
        visibility: visible !important;
        padding: 3rem 0 !important;
        min-height: auto !important;
    }
    
    body .hero-content {
        display: block !important;
        visibility: visible !important;
        text-align: center !important;
        padding: 0 1rem !important;
        opacity: 1 !important;
        transform: none !important;
    }
    
    body .hero-content h1 {
        display: block !important;
        visibility: visible !important;
        color: white !important;
        font-size: 1.75rem !important;
        line-height: 1.3 !important;
        margin-bottom: 1rem !important;
        text-align: center !important;
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
    }
    
    body .hero-content p {
        display: block !important;
        visibility: visible !important;
        color: white !important;
        font-size: 1rem !important;
        line-height: 1.6 !important;
        margin-bottom: 1.5rem !important;
        text-align: center !important;
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
    }
    
    /* Force hero buttons to always be visible on mobile */
    body .hero-buttons {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: var(--spacing-md) !important;
        transform: none !important;
        animation: none !important;
    }
    
    body .hero-buttons .btn,
    body .hero-buttons a,
    body .hero-buttons .btn-primary,
    body .hero-buttons .btn-secondary {
        display: inline-flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 0.5rem !important;
        padding: 0.75rem 1.5rem !important;
        border-radius: 8px !important;
        font-weight: 600 !important;
        transition: all 0.3s ease !important;
        width: auto !important;
        min-width: 200px !important;
        transform: none !important;
    }
    
    body .hero-buttons .btn-primary {
        background: linear-gradient(135deg, #4299e1, #3b82f6) !important;
        color: white !important;
        border: none !important;
    }
    
    /* Hero section btn-secondary stays white on dark background */
    body .hero-section .hero-buttons .btn-secondary {
        background: transparent !important;
        color: white !important;
        border: 2px solid white !important;
    }
    
    body .hero-buttons svg {
        display: inline-block !important;
        visibility: visible !important;
        opacity: 1 !important;
        width: 20px !important;
        height: 20px !important;
    }
    
    /* View All Articles button visibility - NOT in hero section */
    body section:not(.hero-section) .btn.btn-secondary,
    body .btn.btn-secondary:not(.hero-buttons .btn-secondary) {
        display: inline-flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        align-items: center !important;
        justify-content: center !important;
        background: transparent !important;
        color: var(--primary-blue) !important;
        border: 2px solid var(--primary-blue) !important;
        padding: var(--spacing-md) var(--spacing-2xl) !important;
        font-weight: 600 !important;
    }
    
    /* Blog page header and icons */
    body .archive-header {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    body .archive-header h1,
    body .archive-header p,
    body .archive-header div {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        color: white !important;
    }
    
    /* Force all post card SVG icons to be fully visible on mobile */
    body .post-card svg,
    body svg {
        opacity: 1 !important;
        visibility: visible !important;
        display: inline-block !important;
    }
    
    /* Ensure post cards and their content are visible */
    body .post-card,
    body .post-card div {
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    /* Specific fix for the large blog post placeholder icon */
    body .post-card > div:first-child svg {
        opacity: 1 !important;
        visibility: visible !important;
        stroke: white !important;
        stroke-width: 1.5 !important;
        width: 80px !important;
        height: 80px !important;
        position: relative !important;
        z-index: 1 !important;
    }
    
    /* Reduce excessive spacing on mobile */
    body section[style*="padding: var(--spacing-2xl)"] {
        padding: 1.5rem 0 !important;
    }
    
    body section[style*="padding: var(--spacing-3xl)"] {
        padding: 2rem 0 !important;
    }
    
    body .featured-topics,
    body .latest-articles {
        padding: 2rem 0 !important;
    }
    
    /* Blog pagination visibility with arrow icons - IMPROVED for mobile */
    body .pagination {
        display: flex !important;
        visibility: visible !important;
        margin-top: 2rem !important;
        margin-bottom: 2rem !important;
        opacity: 1 !important;
        flex-wrap: wrap !important;
        justify-content: center !important;
        align-items: center !important;
        gap: 0.5rem !important;
        padding: 1rem !important;
    }
    
    body .pagination a,
    body .pagination span,
    body .pagination .page-numbers {
        display: inline-flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        color: var(--primary-blue) !important;
        background: white !important;
        padding: 1rem 1.25rem !important;
        margin: 0 !important;
        border: 2px solid var(--primary-blue) !important;
        border-radius: 8px !important;
        font-weight: 700 !important;
        font-size: 1rem !important;
        min-width: 50px !important;
        min-height: 50px !important;
        text-align: center !important;
        align-items: center !important;
        justify-content: center !important;
        transition: all 0.3s ease !important;
        text-decoration: none !important;
        box-shadow: 0 2px 8px rgba(66, 153, 225, 0.3) !important;
    }
    
    body .pagination .current {
        background: #1e40af !important;
        color: white !important;
        opacity: 1 !important;
        border-color: #1e40af !important;
        box-shadow: 0 4px 12px rgba(30, 64, 175, 0.5) !important;
        transform: scale(1.1) !important;
    }
    
    /* Make Previous/Next arrows more prominent on mobile */
    body .pagination a.prev,
    body .pagination a.next,
    body .pagination a:first-child:not([class*="page-numbers"]),
    body .pagination a:last-child:not([class*="page-numbers"]),
    body .pagination .prev.page-numbers,
    body .pagination .next.page-numbers {
        display: inline-flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        font-size: 1rem !important;
        font-weight: 700 !important;
        padding: 1rem 1.5rem !important;
        color: white !important;
        background: linear-gradient(135deg, #4299e1, #3b82f6) !important;
        border: 2px solid #4299e1 !important;
        min-width: auto !important;
        box-shadow: 0 4px 12px rgba(66, 153, 225, 0.4) !important;
    }
    
    body .pagination a:hover,
    body .pagination a:active {
        background: #1e40af !important;
        border-color: #1e40af !important;
        color: white !important;
        opacity: 1 !important;
        transform: translateY(-2px) !important;
        box-shadow: 0 6px 16px rgba(30, 64, 175, 0.5) !important;
    }
}