/* Article Styles - Blog Detail Page */

/* Container for article */
.container-article {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xxl);
}

.article-main {
    min-width: 0;
}

/* Article Hero */
.article-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    margin-top: 90px;
    overflow: hidden;
}

.article-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.article-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 0;
}

.article-hero-content {
    position: relative;
    z-index: 1;
    color: white;
    max-width: 900px;
}

.article-breadcrumb {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.article-breadcrumb a {
    color: white;
    text-decoration: none;
    transition: var(--transition-fast);
}

.article-breadcrumb a:hover {
    opacity: 0.7;
}

.article-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.article-category {
    background: var(--primary-color);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9rem;
}

.article-date,
.article-reading-time {
    opacity: 0.9;
    font-size: 0.9rem;
}

.article-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    font-weight: var(--font-weight-extrabold);
}

.article-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.article-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.author-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid white;
    object-fit: cover;
}

.author-details {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: var(--font-weight-semibold);
    font-size: 1.1rem;
}

.author-title {
    font-size: 0.9rem;
    opacity: 0.9;
}

.article-share {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.share-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 1.2rem;
}

.share-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Table of Contents */
.article-toc-section {
    background: var(--bg-secondary);
    padding: var(--spacing-xxl) 0;
}

.article-toc {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.article-toc h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
}

.article-toc ul {
    list-style: none;
}

.article-toc li {
    margin-bottom: var(--spacing-md);
}

.article-toc a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    display: block;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-medium);
}

.article-toc a:hover {
    color: var(--primary-color);
    background: var(--bg-tertiary);
    padding-left: 1rem;
}

/* Article Content */
.article-content {
    background: var(--bg-primary);
    padding: clamp(3rem, 8vw, 5rem) 0;
}

.article-section {
    margin-bottom: var(--spacing-xxl);
}

.article-section h2 {
    color: var(--primary-color);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
    font-weight: var(--font-weight-bold);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--primary-color);
}

.article-section h3 {
    color: var(--text-primary);
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
}

.article-section h4 {
    color: var(--text-primary);
    font-size: clamp(1.2rem, 2.5vw, 1.4rem);
    margin: var(--spacing-lg) 0 var(--spacing-md);
    font-weight: var(--font-weight-semibold);
}

.article-section p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.article-section p.lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
}

.article-section ul,
.article-section ol {
    margin: var(--spacing-lg) 0;
    padding-left: var(--spacing-xl);
}

.article-section li {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
    font-size: 1.05rem;
}

.article-section strong {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.article-section em {
    color: var(--primary-color);
    font-style: italic;
}

/* Article Images */
.article-image {
    margin: var(--spacing-xxl) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.article-image img {
    width: 100%;
    height: auto;
    display: block;
}

.image-caption {
    background: var(--bg-card);
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
    border: 1px solid var(--border-color);
    border-top: none;
}

/* Highlight Boxes */
.article-highlight {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
    border-left: 5px solid var(--accent-color);
}

.article-highlight h4 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.article-highlight p {
    color: white;
    margin-bottom: 0;
}

.info-box {
    background: var(--bg-card);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

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

.tip-box {
    background: var(--bg-tertiary);
    border-left: 5px solid var(--accent-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.tip-box h4 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.warning-box {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.warning-box h4 {
    color: #856404;
    margin-bottom: var(--spacing-md);
}

.warning-box p,
.warning-box ul {
    color: #856404;
}

/* Comparison Table */
.comparison-table {
    margin: var(--spacing-xl) 0;
    overflow-x: auto;
}

.comparison-table h3 {
    margin-bottom: var(--spacing-lg);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

.comparison-table tr:hover {
    background: var(--bg-tertiary);
}

/* Pros and Cons Lists */
.pros-list ul,
.cons-list ul {
    list-style: none;
    padding-left: 0;
}

.pros-list li {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(37, 211, 102, 0.1);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
}

.cons-list li {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 107, 53, 0.1);
    border-left: 4px solid var(--secondary-color);
    border-radius: var(--radius-sm);
}

/* Material Cards */
.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.material-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.material-card h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.material-card p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

/* Decision Tree */
.decision-tree {
    margin: var(--spacing-xl) 0;
}

.decision-step {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    border: 2px solid var(--border-color);
}

.decision-step h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.conditions-checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.conditions-checklist label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    border-radius: var(--radius-sm);
}

.conditions-checklist label:hover {
    background: var(--bg-tertiary);
}

.conditions-checklist input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.conditions-note {
    font-style: italic;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* CTA Boxes */
.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xxl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin: var(--spacing-xxl) 0;
}

.cta-box h4 {
    color: white;
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
}

.cta-box p {
    color: white;
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.cta-button {
    display: inline-block;
    background: white;
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-fast);
    font-size: 1.1rem;
}

.cta-button:hover {
    background: var(--bg-tertiary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Price Table */
.price-table {
    margin: var(--spacing-xl) 0;
    overflow-x: auto;
}

.price-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.price-table th,
.price-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

.price-table tr:nth-child(even) {
    background: var(--bg-tertiary);
}

/* ROI Cards */
.roi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.roi-card {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    text-align: center;
    transition: var(--transition-normal);
}

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

.roi-card h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.roi-card p {
    margin-bottom: var(--spacing-sm);
}

.roi-time {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    font-style: italic;
}

/* Maintenance Schedule */
.maintenance-schedule {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.maintenance-period {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.maintenance-period h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

/* Cleaning Guide */
.cleaning-guide {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-color);
    margin: var(--spacing-xl) 0;
}

.cleaning-guide ol {
    counter-reset: step-counter;
    list-style: none;
    padding-left: 0;
}

.cleaning-guide li {
    counter-increment: step-counter;
    padding-left: 3rem;
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.cleaning-guide li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    background: var(--primary-color);
    color: white;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
}

/* Summary and Recommendations */
.summary-box {
    background: var(--bg-tertiary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--primary-color);
    margin: var(--spacing-xl) 0;
}

.summary-box h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.recommendations {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.recommendation-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition-normal);
}

.recommendation-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.recommendation-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xxl);
    border-radius: var(--radius-xl);
    text-align: center;
    margin: var(--spacing-xxl) 0;
}

.final-cta h3 {
    color: white;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-lg);
}

.final-cta p {
    color: white;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.cta-button.primary {
    background: white;
    color: var(--primary-color);
}

.cta-button.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-button.secondary:hover {
    background: white;
    color: var(--primary-color);
}

.cta-benefits {
    color: white;
    opacity: 0.95;
    font-size: 0.95rem;
}

/* Article Footer */
.article-footer {
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-xxl);
    border-top: 2px solid var(--border-color);
}

.article-tags {
    margin-bottom: var(--spacing-xl);
}

.article-tags h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.article-tag {
    display: inline-block;
    background: var(--bg-tertiary);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    margin: 0.25rem;
    transition: var(--transition-fast);
    font-size: 0.9rem;
}

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

.article-share-footer {
    margin-top: var(--spacing-lg);
}

.article-share-footer h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.share-button {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-fast);
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
}

.share-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.share-button.facebook:hover {
    background: #1877f2;
    color: white;
    border-color: #1877f2;
}

.share-button.twitter:hover {
    background: #1da1f2;
    color: white;
    border-color: #1da1f2;
}

.share-button.linkedin:hover {
    background: #0077b5;
    color: white;
    border-color: #0077b5;
}

.share-button.email:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Sidebar */
.article-sidebar {
    position: sticky;
    top: 110px;
    height: fit-content;
}

.sidebar-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.sidebar-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.sidebar-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.contact-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.contact-card h3,
.contact-card p {
    color: white;
}

.sidebar-cta-btn {
    display: block;
    text-align: center;
    background: white;
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-fast);
}

.sidebar-cta-btn:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.sidebar-cta-btn.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.sidebar-cta-btn.secondary:hover {
    background: white;
    color: var(--primary-color);
}

/* Related Articles */
.related-articles {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.related-article {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    position: relative;
}

.related-article:hover {
    background: var(--bg-tertiary);
}

.related-article img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.related-article h4 {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.4;
    margin: 0;
}

.related-article.coming-soon {
    opacity: 0.7;
}

.coming-soon-badge {
    display: inline-block;
    background: var(--text-muted);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    margin-top: 0.25rem;
}

/* Related Articles Grid (for article detail pages) */
.related-section {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--border-color);
}

.related-section h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.related-article-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.related-article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.related-article-card a {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.related-article-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.related-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-article-card:hover .related-article-image img {
    transform: scale(1.05);
}

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

.related-article-content h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 0 0 0.75rem 0;
    line-height: 1.4;
    font-weight: 600;
}

.related-article-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0 0 1rem 0;
    flex-grow: 1;
}

.related-article-content .read-more {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}

.related-article-card:hover .read-more {
    gap: 0.5rem;
}

/* Quick Facts */
.facts-card {
    background: var(--bg-tertiary);
}

.quick-facts {
    list-style: none;
    padding-left: 0;
}

.quick-facts li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.quick-facts li:last-child {
    border-bottom: none;
}

.quick-facts strong {
    color: var(--primary-color);
    float: right;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container-article {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .article-hero {
        min-height: 50vh;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-author {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .comparison-table,
    .price-table {
        font-size: 0.85rem;
    }
    
    .comparison-table th,
    .comparison-table td,
    .price-table th,
    .price-table td {
        padding: var(--spacing-sm);
    }
    
    .recommendations {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .article-sidebar {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container-article {
        padding: 0 var(--spacing-md);
    }
    
    .material-grid,
    .roi-cards,
    .maintenance-schedule {
        grid-template-columns: 1fr;
    }
    
    .article-section h2 {
        font-size: 1.5rem;
    }
    
    .article-section p {
        font-size: 1rem;
    }
}

/* Print Styles */
@media print {
    .article-hero-bg,
    .article-hero-overlay,
    .article-share,
    .sidebar-card,
    .cta-box,
    .final-cta,
    .article-share-footer {
        display: none;
    }
    
    .container-article {
        grid-template-columns: 1fr;
    }
    
    .article-section {
        page-break-inside: avoid;
    }
}