:root{--primary:#1e3a8a;--secondary:#374151;--accent:#06b6d4;--light:#f9fafb;--border:#e5e7eb;--text:#111827;--text-light:#6b7280}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6;color:var(--text);background:#fff}.container{max-width:1200px;margin:0 auto;padding:0 20px}.site-header{background:#fff;border-bottom:1px solid var(--border);padding:1rem 0;position:sticky;top:0;z-index:100}.site-header .container{display:flex;justify-content:space-between;align-items:center}.logo a{font-size:1.5rem;font-weight:bold;color:var(--primary);text-decoration:none}.main-nav ul{list-style:none;display:flex;gap:2rem}.main-nav a{color:var(--text);text-decoration:none;font-weight:500;transition:color 0.3s}.main-nav a:hover{color:var(--primary)}.main-nav .cta a{background:var(--primary);color:#fff;padding:0.5rem 1rem;border-radius:4px}.hero{background:linear-gradient(135deg,var(--primary) 0%,#334155 100%);color:#fff;padding:4rem 0;text-align:center}.hero h1{font-size:3rem;margin-bottom:1rem}.hero p{font-size:1.25rem;margin-bottom:2rem;opacity:0.95}.btn-primary{background:var(--primary);color:#fff;padding:0.75rem 1.5rem;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background 0.3s}.btn-primary:hover{background:#1e40af}.btn-secondary{background:var(--accent);color:#fff;padding:0.5rem 1rem;border:none;border-radius:4px;text-decoration:none;display:inline-block;transition:background 0.3s}.btn-secondary:hover{background:#0891b2}.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin:2rem 0}.article-card,.featured-card{border:1px solid var(--border);padding:1.5rem;border-radius:8px;transition:all 0.3s}.article-card:hover,.featured-card:hover{border-color:var(--primary);box-shadow:0 4px 12px rgba(30,58,138,0.1)}.article-card h3,.featured-card h3{margin-bottom:0.5rem;font-size:1.25rem}.article-card a,.featured-card a{color:var(--text);text-decoration:none}.article-card a:hover,.featured-card a:hover{color:var(--primary)}.category{display:inline-block;background:var(--light);color:var(--primary);padding:0.25rem 0.75rem;border-radius:4px;font-size:0.875rem;margin-bottom:0.5rem}.read-more{color:var(--primary);text-decoration:none;font-weight:600;display:inline-block;margin-top:1rem}.featured-articles,.categories-overview,.why-local-seo,.tools-recommendation,.signup{padding:3rem 0;border-bottom:1px solid var(--border)}h2{font-size:2rem;margin-bottom:2rem;text-align:center}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.category-card{background:var(--light);padding:2rem;border-radius:8px;text-decoration:none;color:var(--text);transition:all 0.3s;border-left:4px solid var(--primary)}.category-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px rgba(0,0,0,0.1)}.benefits{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.benefit{padding:1.5rem;background:var(--light);border-radius:8px}.benefit h3{color:var(--primary);margin-bottom:0.5rem}.tool-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.tool-card{border:1px solid var(--border);padding:2rem;border-radius:8px;text-align:center}.tool-card h3{color:var(--primary);margin-bottom:1rem}.signup{background:linear-gradient(135deg,var(--primary) 0%,#1e40af 100%);color:#fff;text-align:center}.signup h2{color:#fff}.email-form{max-width:400px;margin:2rem auto;display:flex;gap:0.5rem}.email-form input{flex:1;padding:0.75rem;border:none;border-radius:4px;font-size:1rem}.email-form button{padding:0.75rem 1.5rem;background:var(--accent);color:#fff;border:none;border-radius:4px;cursor:pointer;font-weight:600}.article-post{max-width:800px;margin:3rem auto;padding:0 1rem}.article-header{margin-bottom:3rem;border-bottom:2px solid var(--border);padding-bottom:2rem}.article-post h1{font-size:2.5rem;margin-bottom:1rem}.article-meta{display:flex;gap:2rem;color:var(--text-light);font-size:0.95rem}.article-content{line-height:1.8;margin-bottom:3rem}.article-content h2{font-size:1.75rem;margin:2rem 0 1rem 0;text-align:left}.article-content h3{font-size:1.25rem;margin:1.5rem 0 0.75rem 0}.article-content p{margin-bottom:1rem}.article-content ul,.article-content ol{margin-left:2rem;margin-bottom:1rem}.article-content li{margin-bottom:0.5rem}.article-sidebar{max-width:800px;margin:3rem auto;padding:0 1rem}.cta-box,.tool-recommendation{background:var(--light);padding:2rem;border-radius:8px;margin-bottom:2rem;border-left:4px solid var(--primary)}.cta-box h3{color:var(--primary);margin-bottom:0.5rem}.site-footer{background:var(--secondary);color:#fff;padding:2rem 0;text-align:center;margin-top:3rem}.site-footer a{color:var(--accent);text-decoration:none}.hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px;color:var(--text);flex-direction:column;justify-content:center;align-items:center;gap:0}.hamburger .bar{display:block;width:24px;height:2px;margin:4px 0;background:currentColor;border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease}.hamburger.is-open .bar:nth-child(1){transform:translateY(10px) rotate(45deg)}.hamburger.is-open .bar:nth-child(2){opacity:0;transform:scaleX(0)}.hamburger.is-open .bar:nth-child(3){transform:translateY(-10px) rotate(-45deg)}@media (max-width:768px){.hero h1{font-size:2rem}.article-grid{grid-template-columns:1fr}.email-form{flex-direction:column}.site-header{position:relative}.hamburger{display:flex}.main-nav{position:relative}.main-nav ul{display:none;flex-direction:column;position:absolute;top:calc(100%+1rem);right:0;left:0;background:#fff;border:1px solid var(--border);border-radius:8px;padding:1rem;gap:0.75rem;box-shadow:0 4px 12px rgba(0,0,0,0.1);z-index:200}.main-nav ul.is-open{display:flex}}