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var(--border);}.seo-header{text-align:center;margin-bottom:48px;max-width:900px;margin-left:auto;margin-right:auto;}.seo-title{font-size:2.2rem;font-weight:800;color:var(--dark);margin-bottom:16px;font-family:var(--font-head);line-height:1.25;}.seo-subtitle{font-size:1.1rem;color:var(--mid);line-height:1.6;}.seo-intro-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:32px;margin-bottom:56px;}.seo-intro-card{background:var(--white);padding:32px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition);}.seo-intro-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}.seo-intro-card h3{font-size:1.4rem;font-weight:700;color:var(--dark);margin-bottom:16px;font-family:var(--font-head);position:relative;padding-bottom:10px;}.seo-intro-card h3::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:3px;background:var(--red);border-radius:2px;}html[lang="ar"] .seo-intro-card h3::after{left:auto;right:0;}.seo-intro-card p{font-size:0.95rem;line-height:1.65;color:var(--mid);margin-bottom:16px;}.seo-intro-card p:last-child{margin-bottom:0;}.seo-section-title{text-align:center;font-size:1.8rem;font-weight:700;color:var(--dark);margin-bottom:32px;font-family:var(--font-head);}.seo-cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-bottom:56px;}.seo-feature-card{background:var(--white);padding:24px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition);}.seo-feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--red);}.seo-feature-card h4{font-size:1.15rem;font-weight:700;color:var(--dark);margin-bottom:12px;font-family:var(--font-head);display:flex;align-items:center;gap:8px;}.seo-feature-card h4::before{content:'✓';color:var(--red);font-weight:900;}html[lang="ar"] .seo-feature-card h4::before{content:'✓';}.seo-feature-card p{font-size:0.9rem;line-height:1.6;color:var(--mid);}.seo-two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:32px;margin-bottom:56px;}.seo-details-block{background:var(--white);padding:32px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-sm);}.seo-details-block h3{font-size:1.4rem;font-weight:700;color:var(--dark);margin-bottom:20px;font-family:var(--font-head);border-bottom:1px solid var(--border);padding-bottom:12px;}.seo-details-block p{font-size:0.95rem;line-height:1.65;color:var(--mid);margin-bottom:16px;}