:root {
            --primary: rgb(48,209,88);
            --primary-dark: rgb(38,180,75);
            --bg-color: #f8f9fc;
            --text-main: #2c3e50;
            --text-light: #64748b;
            --white: #ffffff;
            --border-color: #e2e8f0;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
        body { background-color: var(--bg-color); color: var(--text-main); line-height: 1.6; }
        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; flex-shrink: 0; }
        .logo span { display: inline-block; font-size: 22px; font-weight: 800; line-height: 1; color: #111; white-space: nowrap; }
        
        
        .header { background: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 100; }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 80px; }
        .desktop-nav { display: flex; gap: 30px; }
        .desktop-nav a { font-weight: 500; font-size: 16px; transition: color 0.3s; }
        .desktop-nav a:hover { color: var(--primary); }
        .mobile-toggle { display: none; background: none; border: none; cursor: pointer; }
        .mobile-toggle svg { width: 28px; height: 28px; fill: var(--text-main); }
        
        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); opacity: 0; visibility: hidden; transition: 0.3s; z-index: 200; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer { position: fixed; top: 0; left: -300px; width: 280px; height: 100%; background: var(--white); z-index: 201; transition: 0.3s; display: flex; flex-direction: column; }
        .drawer.active { left: 0; }
        .drawer-header { padding: 20px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border-color); }
        .drawer-close { background: none; border: none; cursor: pointer; }
        .drawer-close svg { width: 24px; height: 24px; fill: var(--text-main); }
        .drawer-nav { padding: 20px; display: flex; flex-direction: column; gap: 15px; overflow-y: auto; }
        .drawer-nav a { font-size: 16px; font-weight: 500; padding: 10px 0; border-bottom: 1px solid #f1f5f9; display: block; }
        
        
        .hero { background: linear-gradient(135deg, rgba(48,209,88,0.05) 0%, rgba(48,209,88,0.15) 100%); padding: 80px 0; overflow: hidden; }
        .hero-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
        .hero-content { flex: 1; max-width: 600px; }
        .hero-title { font-size: 48px; font-weight: 800; line-height: 1.2; margin-bottom: 20px; color: #111; }
        .hero-title span { color: var(--primary); }
        .hero-desc { font-size: 18px; color: var(--text-light); margin-bottom: 40px; }
        .btn-group { display: flex; gap: 20px; }
        .btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 32px; border-radius: 8px; font-weight: 600; font-size: 16px; transition: 0.3s; cursor: pointer; }
        .btn-primary { background: var(--primary); color: var(--white); box-shadow: 0 4px 15px rgba(48,209,88,0.3); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
        .btn-secondary { background: var(--white); color: var(--text-main); border: 1px solid var(--border-color); }
        .btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
        .hero-image { flex: 1; position: relative; }
        .hero-image img { width: 100%; height: auto; border-radius: 16px; box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
        
        
        .features { padding: 80px 0; background: var(--white); }
        .section-header { text-align: center; margin-bottom: 50px; }
        .section-title { font-size: 32px; font-weight: 700; margin-bottom: 15px; }
        .section-desc { color: var(--text-light); font-size: 16px; max-width: 600px; margin: 0 auto; }
        .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
        .feature-card { padding: 40px 30px; background: var(--bg-color); border-radius: 12px; text-align: center; transition: 0.3s; border: 1px solid transparent; }
        .feature-card:hover { border-color: var(--primary); transform: translateY(-5px); background: var(--white); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
        .feature-icon { width: 60px; height: 60px; background: rgba(48,209,88,0.1); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 20px; }
        .feature-icon svg { width: 30px; height: 30px; fill: var(--primary); }
        .feature-title { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
        
        
        .articles-section { padding: 80px 0; }
        .article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; }
        .article-card { background: var(--white); border-radius: 12px; overflow: hidden; box-shadow: 0 4px 15px rgba(0,0,0,0.03); transition: 0.3s; border: 1px solid var(--border-color); display: flex; flex-direction: column; }
        .article-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
        .article-img { width: 100%; height: 180px; object-fit: cover; }
        .article-content { padding: 20px; flex: 1; display: flex; flex-direction: column; }
        .article-tags { margin-bottom: 10px; }
        .article-tag { font-size: 12px; color: var(--primary); background: rgba(48,209,88,0.1); padding: 4px 8px; border-radius: 4px; display: inline-block; }
        .article-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .article-title a { transition: color 0.3s; }
        .article-title a:hover { color: var(--primary); }
        .article-desc { font-size: 14px; color: var(--text-light); margin-bottom: 20px; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
        .article-meta { display: flex; justify-content: space-between; font-size: 12px; color: #94a3b8; border-top: 1px solid #f1f5f9; padding-top: 15px; }
        
        
        .cta-section { padding: 80px 0; background: var(--primary); color: var(--white); text-align: center; }
        .cta-title { font-size: 36px; font-weight: 800; margin-bottom: 20px; }
        .cta-desc { font-size: 18px; opacity: 0.9; margin-bottom: 30px; max-width: 700px; margin-left: auto; margin-right: auto; }
        .cta-btn { background: var(--white); color: var(--primary); }
        .cta-btn:hover { background: #f8f9fc; transform: translateY(-2px); }
        
        
        .footer { background: #1e293b; color: #cbd5e1; padding: 60px 0 20px; }
        .footer-inner { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; margin-bottom: 40px; }
        .footer-brand { flex: 1; min-width: 300px; max-width: 400px; }
        .footer-brand .logo span { color: var(--white); }
        .footer-desc { margin-top: 20px; font-size: 14px; line-height: 1.8; }
        .footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
        .link-group h4 { color: var(--white); font-size: 16px; font-weight: 600; margin-bottom: 20px; }
        .link-group ul { display: flex; flex-direction: column; gap: 12px; }
        .link-group a { font-size: 14px; transition: color 0.3s; }
        .link-group a:hover { color: var(--primary); }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; text-align: center; font-size: 13px; }
        
        
        @media (max-width: 992px) {
            .hero-inner { flex-direction: column; text-align: center; }
            .btn-group { justify-content: center; }
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
        }
        @media (max-width: 768px) {
            .hero-title { font-size: 36px; }
            .feature-grid { grid-template-columns: 1fr; }
        }