:root {
            --primary: rgb(75,85,99);
            --primary-hover: rgb(55,65,79);
            --primary-light: rgba(75,85,99,0.08);
            --text-dark: #111827;
            --text-main: #374151;
            --text-muted: #6b7280;
            --bg-main: #f9fafb;
            --bg-card: #ffffff;
            --border-color: #e5e7eb;
            --radius-md: 8px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
            --container: 1200px;
        }
        * { 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-main); color: var(--text-main); line-height: 1.6; }
        a { text-decoration: none; color: inherit; transition: all 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }
        .container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
        
        
        .btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 28px; border-radius: var(--radius-md); font-weight: 600; cursor: pointer; transition: all 0.3s; }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: var(--shadow-sm); }
        .btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); color: #fff;}
        .btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
        .btn-outline:hover { background: var(--primary-light); }

        
        .header { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid var(--border-color); box-shadow: var(--shadow-sm); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: 80px; }
        .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: var(--text-dark); white-space: nowrap; }
        .desktop-nav { display: flex; gap: 32px; align-items: center; }
        .desktop-nav a { font-weight: 500; color: var(--text-main); }
        .desktop-nav a:hover { color: var(--primary); }
        .mobile-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--text-dark); }

        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 999; opacity: 0; visibility: hidden; transition: all 0.3s; backdrop-filter: blur(4px); }
        .drawer { position: fixed; top: 0; left: -320px; bottom: 0; width: 280px; background: #fff; z-index: 1000; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: var(--shadow-lg); display: flex; flex-direction: column; }
        .drawer.active { left: 0; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer-header { padding: 24px 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border-color); }
        .drawer-close { background: none; border: none; cursor: pointer; color: var(--text-muted); }
        .drawer-nav { padding: 20px; overflow-y: auto; flex: 1; }
        .drawer-nav a { display: block; padding: 16px 0; border-bottom: 1px solid var(--border-color); font-size: 16px; font-weight: 500; }
        .drawer-nav a:hover { color: var(--primary); padding-left: 8px; }

        
        .hero { padding: 100px 0; background: linear-gradient(135deg, var(--bg-card) 0%, var(--primary-light) 100%); overflow: hidden; }
        .hero-inner { display: flex; align-items: center; gap: 60px; }
        .hero-content { flex: 1; }
        .hero-tag { display: inline-block; padding: 6px 16px; background: var(--bg-card); border-radius: 50px; font-size: 14px; font-weight: 600; color: var(--primary); margin-bottom: 24px; box-shadow: var(--shadow-sm); }
        .hero h1 { font-size: 48px; font-weight: 800; color: var(--text-dark); line-height: 1.2; margin-bottom: 24px; }
        .hero p { font-size: 18px; color: var(--text-muted); margin-bottom: 40px; max-width: 540px; }
        .hero-actions { display: flex; gap: 16px; }
        .hero-visual { flex: 1; position: relative; }
        .hero-visual img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
        .hero-badge { position: absolute; bottom: -20px; left: -20px; background: #fff; padding: 20px; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 16px; }
        .hero-badge-icon { width: 48px; height: 48px; background: var(--primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); }

        
        .stats { padding: 40px 0; background: var(--bg-card); border-bottom: 1px solid var(--border-color); }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
        .stat-item h4 { font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 8px; }
        .stat-item p { font-size: 15px; color: var(--text-muted); font-weight: 500; }

        
        .features { padding: 100px 0; }
        .section-header { text-align: center; margin-bottom: 60px; }
        .section-header h2 { font-size: 36px; color: var(--text-dark); font-weight: 800; margin-bottom: 16px; }
        .section-header p { font-size: 18px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
        .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
        .feature-card { background: var(--bg-card); padding: 40px 32px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: all 0.3s; border: 1px solid transparent; }
        .feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--primary-light); }
        .feature-icon { width: 64px; height: 64px; background: var(--primary-light); color: var(--primary); border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 24px; }
        .feature-card h3 { font-size: 22px; color: var(--text-dark); margin-bottom: 16px; }
        .feature-card p { color: var(--text-muted); }

        
        .process { padding: 100px 0; background: var(--bg-card); }
        .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
        .step-item { text-align: center; position: relative; }
        .step-num { width: 48px; height: 48px; background: var(--primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: bold; margin: 0 auto 20px; position: relative; z-index: 2; box-shadow: 0 0 0 8px #fff; }
        .step-item::after { content: ''; position: absolute; top: 24px; left: 50%; width: 100%; height: 2px; background: var(--primary-light); z-index: 1; }
        .step-item:last-child::after { display: none; }
        .step-item h4 { font-size: 20px; color: var(--text-dark); margin-bottom: 12px; }
        .step-item p { font-size: 14px; color: var(--text-muted); }

        
        .articles-dual { padding: 100px 0; }
        .article-block { margin-bottom: 80px; }
        .article-block:last-child { margin-bottom: 0; }
        .article-block-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; border-bottom: 2px solid var(--border-color); padding-bottom: 16px; }
        .article-block-header h2 { font-size: 28px; color: var(--text-dark); position: relative; }
        .article-block-header h2::after { content: ''; position: absolute; bottom: -18px; left: 0; width: 60px; height: 2px; background: var(--primary); }
        .article-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .post-card { background: var(--bg-card); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform 0.3s, box-shadow 0.3s; display: flex; flex-direction: column; border: 1px solid var(--border-color); }
        .post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
        .post-img { display: block; overflow: hidden; aspect-ratio: 16/10; position: relative; }
        .post-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
        .post-card:hover .post-img img { transform: scale(1.05); }
        .post-tag { position: absolute; top: 12px; right: 12px; background: rgba(0,0,0,0.6); color: #fff; padding: 4px 10px; border-radius: 4px; font-size: 12px; backdrop-filter: blur(4px); }
        .post-content { padding: 20px; flex: 1; display: flex; flex-direction: column; }
        .post-meta { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
        .post-title { font-size: 16px; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .post-title a:hover { color: var(--primary); }
        .post-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
        .post-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px solid var(--border-color); font-size: 13px; }

        
        .trust-section { padding: 80px 0; background: var(--text-dark); color: #fff; text-align: center; }
        .trust-content { max-width: 800px; margin: 0 auto; }
        .trust-content h2 { font-size: 36px; margin-bottom: 24px; }
        .trust-content p { font-size: 18px; color: #9ca3af; margin-bottom: 40px; }
        .trust-logos { display: flex; justify-content: center; gap: 40px; opacity: 0.6; }
        .trust-logos span { font-size: 24px; font-weight: bold; letter-spacing: 2px; }

        
        .cta-bottom { padding: 80px 0; background: linear-gradient(to right, var(--primary), var(--primary-hover)); color: #fff; text-align: center; }
        .cta-bottom h2 { font-size: 36px; margin-bottom: 20px; }
        .cta-bottom p { font-size: 18px; opacity: 0.9; margin-bottom: 32px; }
        .cta-bottom .btn-outline { border-color: #fff; color: #fff; }
        .cta-bottom .btn-outline:hover { background: #fff; color: var(--primary); }

        
        .footer { background: #1f2937; color: #9ca3af; padding-top: 80px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 60px; }
        .footer .logo span { color: #fff; }
        .footer-brand p { margin-top: 20px; font-size: 14px; line-height: 1.8; }
        .footer-links h4 { color: #fff; font-size: 18px; font-weight: 600; margin-bottom: 24px; }
        .footer-links ul li { margin-bottom: 12px; }
        .footer-links ul li a:hover { color: #fff; }
        .footer-contact p { margin-bottom: 12px; font-size: 14px; }
        .footer-bottom { border-top: 1px solid #374151; padding: 24px 0; text-align: center; font-size: 14px; }

        @media (max-width: 1024px) {
            .hero-inner { flex-direction: column; text-align: center; }
            .hero p { margin: 0 auto 40px; }
            .hero-actions { justify-content: center; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px; }
            .step-item::after { display: none; }
            .article-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            .hero h1 { font-size: 36px; }
            .features-grid { grid-template-columns: 1fr; }
            .article-grid { grid-template-columns: 1fr; }
            .process-steps { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .trust-logos { flex-direction: column; gap: 20px; }
        }