/* Blog-specific styles for Power Thrustix */

/* Blog Article Layout */
.blog-article {
    padding-top: 120px;
    padding-bottom: 80px;
    background-color: #ffffff;
}

/* Breadcrumb Navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 40px;
    font-size: 0.9rem;
    color: #6b7280;
}

.breadcrumb a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #1d4ed8;
}

.breadcrumb span {
    color: #9ca3af;
}

/* Article Header */
.article-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.article-icon {
    margin-bottom: 30px;
}

.article-header h1 {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.2;
    color: #1f2937;
    margin-bottom: 24px;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: #6b7280;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-meta .date::before {
    content: "📅";
    font-size: 0.9rem;
}

.article-meta .read-time::before {
    content: "⏱️";
    font-size: 0.9rem;
}

.article-meta .author::before {
    content: "👤";
    font-size: 0.9rem;
}

/* Article Content */
.article-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: 1.05rem;
}

.article-content .lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: #374151;
    line-height: 1.6;
    margin-bottom: 40px;
    padding: 30px;
    background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 100%);
    border-left: 4px solid #2563eb;
    border-radius: 0 8px 8px 0;
}

.article-content h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #1f2937;
    margin-top: 50px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid #e5e7eb;
}

.article-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #374151;
    margin-top: 40px;
    margin-bottom: 20px;
}

.article-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #4b5563;
    margin-top: 30px;
    margin-bottom: 16px;
}

.article-content p {
    margin-bottom: 20px;
    color: #4b5563;
}

.article-content ul,
.article-content ol {
    margin-bottom: 24px;
    padding-left: 28px;
}

.article-content li {
    margin-bottom: 8px;
    color: #4b5563;
}

.article-content li strong {
    color: #374151;
    font-weight: 600;
}

/* Blockquotes */
.article-content blockquote {
    margin: 32px 0;
    padding: 24px 32px;
    background: #f9fafb;
    border-left: 4px solid #2563eb;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    position: relative;
}

.article-content blockquote::before {
    content: """;
    font-size: 4rem;
    color: #2563eb;
    position: absolute;
    top: -10px;
    left: 16px;
    line-height: 1;
    font-family: Georgia, serif;
}

.article-content blockquote p {
    margin-bottom: 16px;
    font-size: 1.1rem;
    color: #374151;
    padding-left: 20px;
}

.article-content blockquote cite {
    display: block;
    text-align: right;
    font-size: 0.9rem;
    color: #6b7280;
    font-style: normal;
    font-weight: 500;
    padding-left: 20px;
}

.article-content blockquote cite::before {
    content: "— ";
}

/* Special Content Boxes */
.company-highlight,
.tech-highlight {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 100%);
    border: 2px solid #10b981;
    border-radius: 12px;
    padding: 30px;
    margin: 32px 0;
    align-items: flex-start;
}

.company-highlight .highlight-icon,
.tech-highlight .highlight-icon {
    flex-shrink: 0;
    margin-top: 4px;
}

.company-highlight h4,
.tech-highlight h3 {
    color: #047857;
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.company-highlight ul {
    margin: 0;
    padding-left: 20px;
}

.company-highlight li {
    color: #065f46;
    margin-bottom: 6px;
}

/* Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 32px 0;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background: #f8fafc;
    border-radius: 12px;
    border: 2px solid #e2e8f0;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-4px);
    border-color: #2563eb;
}

.stat-item h4 {
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 0.95rem;
    color: #64748b;
    margin: 0;
    font-weight: 500;
}

/* Technology Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.tech-card {
    padding: 24px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.tech-card:hover {
    border-color: #3b82f6;
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
}

.tech-icon {
    margin-bottom: 16px;
}

.tech-card h4 {
    color: #1f2937;
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.tech-card p {
    color: #6b7280;
    font-size: 0.95rem;
    margin: 0;
}

/* Rating Comparison */
.rating-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.rating-item {
    text-align: center;
    padding: 24px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.rating-item:hover {
    border-color: #fbbf24;
    transform: translateY(-2px);
}

.rating-item h4 {
    color: #1f2937;
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.rating-stars {
    font-size: 1.5rem;
    color: #fbbf24;
    margin-bottom: 8px;
}

.rating-item p {
    color: #6b7280;
    font-size: 0.9rem;
    margin: 0;
}

/* Recommendation Box */
.recommendation-box {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, #fef3c7 0%, #fef9e7 100%);
    border: 2px solid #f59e0b;
    border-radius: 12px;
    padding: 30px;
    margin: 32px 0;
    align-items: flex-start;
}

.rec-icon {
    flex-shrink: 0;
    margin-top: 4px;
}

.recommendation-box h4 {
    color: #92400e;
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.recommendation-box ol {
    margin: 0;
    padding-left: 20px;
}

.recommendation-box li {
    color: #78350f;
    margin-bottom: 8px;
    font-weight: 500;
}

/* Safety and Security Elements */
.safety-alert {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, #fef2f2 0%, #fef7f7 100%);
    border: 2px solid #dc2626;
    border-radius: 12px;
    padding: 30px;
    margin: 32px 0;
    align-items: flex-start;
}

.alert-icon {
    flex-shrink: 0;
    margin-top: 4px;
}

.safety-alert h3 {
    color: #dc2626;
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.safety-alert p {
    color: #7f1d1d;
    margin: 0;
    line-height: 1.6;
}

.safety-rules {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 32px 0;
}

.rule-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #f0fdf4;
    border-radius: 12px;
    border-left: 4px solid #10b981;
}

.rule-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.rule-item h4 {
    color: #047857;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.rule-item p {
    color: #065f46;
    margin: 0;
    font-size: 0.95rem;
}

/* Inspection and Detection Elements */
.inspection-schedule {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.inspection-item {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    align-items: flex-start;
    transition: all 0.3s ease;
}

.inspection-item:hover {
    border-color: #3b82f6;
    transform: translateY(-2px);
}

.inspection-icon {
    flex-shrink: 0;
    margin-top: 4px;
}

.inspection-item h4 {
    color: #1f2937;
    margin-bottom: 8px;
    font-size: 1.125rem;
}

.inspection-item p {
    color: #4b5563;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.leak-detection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.detection-method {
    text-align: center;
    padding: 24px;
    background: #fef2f2;
    border: 2px solid #fca5a5;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.detection-method:hover {
    border-color: #dc2626;
    transform: translateY(-2px);
}

.method-icon {
    margin-bottom: 16px;
}

.detection-method h4 {
    color: #dc2626;
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.detection-method p {
    color: #7f1d1d;
    margin: 0;
    font-size: 0.95rem;
}

/* Emergency Steps */
.emergency-steps {
    background: linear-gradient(135deg, #fef2f2 0%, #fef7f7 100%);
    border: 2px solid #dc2626;
    border-radius: 12px;
    padding: 30px;
    margin: 32px 0;
}

.emergency-steps h4 {
    color: #dc2626;
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.emergency-list {
    margin: 0;
    padding-left: 20px;
    counter-reset: emergency-counter;
}

.emergency-list li {
    color: #7f1d1d;
    margin-bottom: 12px;
    font-weight: 500;
    position: relative;
    counter-increment: emergency-counter;
}

.emergency-list li::marker {
    content: counter(emergency-counter) ". ";
    color: #dc2626;
    font-weight: 700;
}

/* Future Trends and Technology */
.future-trends {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.trend-item {
    padding: 24px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.trend-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.15);
}

.trend-item h4 {
    color: #0c4a6e;
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.trend-item p {
    color: #075985;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Hydrogen Types */
.hydrogen-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.hydrogen-type {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    align-items: flex-start;
    transition: all 0.3s ease;
}

.hydrogen-type:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.hydrogen-icon {
    flex-shrink: 0;
    margin-top: 4px;
}

.hydrogen-icon.gray svg {
    stroke: #6b7280;
}

.hydrogen-icon.blue svg {
    stroke: #3b82f6;
}

.hydrogen-icon.green svg {
    stroke: #10b981;
}

.hydrogen-type h4 {
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.hydrogen-type p {
    margin-bottom: 8px;
    font-size: 0.9rem;
}

/* Application Sectors */
.hydrogen-applications {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.application-sector {
    padding: 24px;
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.application-sector:hover {
    border-color: #10b981;
    transform: translateY(-2px);
}

.application-sector h4 {
    color: #1f2937;
    margin-bottom: 16px;
    font-size: 1.125rem;
}

.application-sector ul {
    margin: 0;
    padding-left: 20px;
}

.application-sector li {
    color: #4b5563;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

/* Scenarios */
.scenario {
    padding: 24px;
    border-radius: 12px;
    margin: 24px 0;
    border: 2px solid;
}

.scenario.optimistic {
    background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 100%);
    border-color: #10b981;
}

.scenario.moderate {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border-color: #f59e0b;
}

.scenario.pessimistic {
    background: linear-gradient(135deg, #fef2f2 0%, #fef7f7 100%);
    border-color: #ef4444;
}

.scenario h4 {
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.scenario.optimistic h4 {
    color: #047857;
}

.scenario.moderate h4 {
    color: #92400e;
}

.scenario.pessimistic h4 {
    color: #dc2626;
}

.scenario ul {
    margin: 0;
    padding-left: 20px;
}

.scenario li {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.scenario.optimistic li {
    color: #065f46;
}

.scenario.moderate li {
    color: #78350f;
}

.scenario.pessimistic li {
    color: #7f1d1d;
}

/* Strategic Recommendations */
.strategic-recommendations {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.recommendation-area {
    padding: 24px;
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.recommendation-area:hover {
    border-color: #2563eb;
    transform: translateY(-2px);
}

.recommendation-area h4 {
    color: #1f2937;
    margin-bottom: 16px;
    font-size: 1.125rem;
}

.recommendation-area ul {
    margin: 0;
    padding-left: 20px;
}

.recommendation-area li {
    color: #4b5563;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

/* Final Outlook */
.final-outlook {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    padding: 30px;
    margin: 40px 0;
}

.final-outlook h3 {
    color: #0c4a6e;
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.milestone-list {
    margin: 0;
    padding-left: 0;
    list-style: none;
}

.milestone-list li {
    color: #075985;
    margin-bottom: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 1px solid #bae6fd;
    position: relative;
    padding-left: 30px;
}

.milestone-list li::before {
    content: "🎯";
    position: absolute;
    left: 0;
    top: 8px;
}

.milestone-list li:last-child {
    border-bottom: none;
}

/* Summary Checklist */
.summary-checklist {
    background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 100%);
    border: 2px solid #10b981;
    border-radius: 12px;
    padding: 30px;
    margin: 32px 0;
}

.summary-checklist h3 {
    color: #047857;
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.checklist {
    margin: 0;
    padding-left: 0;
    list-style: none;
}

.checklist li {
    color: #065f46;
    margin-bottom: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.checklist li::before {
    content: "✅";
    font-size: 1rem;
}

/* Article Footer */
.article-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid #e5e7eb;
}

.article-tags {
    margin-bottom: 30px;
}

.tag {
    display: inline-block;
    background: #eff6ff;
    color: #2563eb;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-right: 8px;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.tag:hover {
    background: #2563eb;
    color: white;
}

.article-share h4 {
    margin-bottom: 16px;
    color: #374151;
    font-size: 1.125rem;
}

.share-buttons {
    display: flex;
    gap: 12px;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    transition: all 0.3s ease;
    color: white;
}

.share-btn.facebook {
    background: #1877f2;
}

.share-btn.twitter {
    background: #1da1f2;
}

.share-btn.linkedin {
    background: #0a66c2;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Related Articles */
.related-articles {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid #e5e7eb;
}

.related-articles h3 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.875rem;
    color: #1f2937;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.related-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.related-card:hover {
    border-color: #2563eb;
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.15);
}

.related-icon {
    margin-bottom: 20px;
}

.related-card h4 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.related-card h4 a {
    color: #1f2937;
    transition: color 0.3s ease;
}

.related-card h4 a:hover {
    color: #2563eb;
}

.related-card p {
    color: #6b7280;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* Responsive Design for Blog */
@media (max-width: 768px) {
    .blog-article {
        padding-top: 100px;
        padding-bottom: 60px;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 12px;
    }
    
    .article-content {
        font-size: 1rem;
    }
    
    .article-content .lead {
        font-size: 1.125rem;
        padding: 20px;
    }
    
    .article-content h2 {
        font-size: 1.5rem;
        margin-top: 40px;
    }
    
    .article-content h3 {
        font-size: 1.25rem;
        margin-top: 30px;
    }
    
    .stats-grid,
    .tech-grid,
    .rating-comparison,
    .future-trends,
    .hydrogen-types,
    .hydrogen-applications,
    .strategic-recommendations {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .safety-rules,
    .inspection-schedule,
    .leak-detection {
        grid-template-columns: 1fr;
    }
    
    .company-highlight,
    .tech-highlight,
    .recommendation-box,
    .safety-alert {
        flex-direction: column;
        padding: 20px;
    }
    
    .share-buttons {
        justify-content: center;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .related-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .article-header h1 {
        font-size: 1.75rem;
    }
    
    .article-content h2 {
        font-size: 1.375rem;
    }
    
    .service-card,
    .info-card,
    .inspection-item,
    .detection-method,
    .trend-item,
    .hydrogen-type {
        padding: 16px;
    }
    
    .company-highlight,
    .tech-highlight,
    .recommendation-box,
    .safety-alert,
    .emergency-steps,
    .final-outlook,
    .summary-checklist {
        padding: 16px;
    }
    
    .related-card {
        padding: 16px;
    }
}