:root {
      --primary-color: rgb(14,116,144);
      --primary-hover: rgb(11,90,113);
      --glacier-blue: #1D7BFF;
      --silver-white: #F8FAFC;
      --deep-ocean: #0B132B;
      --ocean-ink: #1C2541;
      --text-main: #334155;
      --text-muted: #64748B;
      --bg-light: #F1F5F9;
      --border-color: #E2E8F0;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--text-main); background-color: var(--silver-white); line-height: 1.6; overflow-x: hidden; }
    a { color: inherit; text-decoration: none; transition: all 0.3s ease; }
    img { max-width: 100%; height: auto; }
    
    
    .site-header { background: #ffffff; box-shadow: 0 2px 10px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 1000; height: 70px; }
    .header-container { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 100%; 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: 18px; font-weight: 800; line-height: 1; color: var(--primary-color); white-space: nowrap; }
    
    .desktop-nav { display: flex; align-items: center; gap: 24px; }
    .desktop-nav a { font-size: 15px; font-weight: 500; color: var(--text-main); padding: 8px 12px; border-radius: 6px; }
    .desktop-nav a:hover, .desktop-nav a.active { color: var(--primary-color); background: var(--bg-light); }
    
    .menu-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--text-main); cursor: pointer; }
    
    
    .mobile-drawer { position: fixed; top: 0; left: -100%; width: 100%; height: 100%; z-index: 2000; transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1); display: flex; }
    .mobile-drawer.active { left: 0; }
    .drawer-backdrop { position: absolute; width: 100%; height: 100%; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); }
    .drawer-content { position: relative; width: 80%; max-width: 300px; height: 100%; background: #ffffff; display: flex; flex-direction: column; padding: 20px; box-shadow: 4px 0 20px rgba(0,0,0,0.15); }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; border-bottom: 1px solid var(--border-color); padding-bottom: 15px; }
    .close-drawer { background: none; border: none; font-size: 28px; cursor: pointer; color: var(--text-muted); }
    .drawer-nav { display: flex; flex-direction: column; gap: 16px; overflow-y: auto; }
    .drawer-nav a { font-size: 16px; font-weight: 600; padding: 10px 15px; border-radius: 8px; color: var(--text-main); }
    .drawer-nav a:hover { background: var(--bg-light); color: var(--primary-color); }

    
    .hero-layout-01 { background: linear-gradient(135deg, var(--deep-ocean) 0%, var(--ocean-ink) 50%, #111D3C 100%); color: #ffffff; padding: 80px 20px 120px 20px; position: relative; overflow: hidden; text-align: center; }
    .hero-layout-01::before { content: ''; position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(29,123,255,0.15) 0%, rgba(0,0,0,0) 70%); top: -10%; left: 50%; transform: translateX(-50%); pointer-events: none; }
    .hero-container { max-width: 1000px; margin: 0 auto; position: relative; z-index: 5; }
    .hero-tag { display: inline-flex; align-items: center; background: rgba(29, 123, 255, 0.15); border: 1px solid rgba(29, 123, 255, 0.3); color: #8EC5FC; padding: 6px 16px; border-radius: 50px; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 24px; text-transform: uppercase; }
    .hero-title { font-size: 42px; font-weight: 800; line-height: 1.25; margin-bottom: 20px; background: linear-gradient(135deg, #ffffff 30%, #E2E8F0 70%, #90CDF4 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .hero-subtitle { font-size: 18px; color: #94A3B8; max-width: 700px; margin: 0 auto 35px auto; line-height: 1.6; }
    .hero-buttons { display: flex; gap: 16px; justify-content: center; margin-bottom: 60px; flex-wrap: wrap; }
    .btn-primary { background: linear-gradient(135deg, var(--glacier-blue) 0%, #00C6FF 100%); color: #ffffff; padding: 14px 32px; border-radius: 8px; font-weight: 600; font-size: 16px; box-shadow: 0 4px 15px rgba(29, 123, 255, 0.4); border: none; cursor: pointer; }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(29, 123, 255, 0.5); }
    .btn-secondary { background: rgba(255,255,255,0.05); color: #ffffff; padding: 14px 32px; border-radius: 8px; font-weight: 600; font-size: 16px; border: 1px solid rgba(255,255,255,0.15); backdrop-filter: blur(5px); }
    .btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
    
    
    .visual-wrapper { position: relative; max-width: 800px; margin: 0 auto; padding: 20px; }
    .main-visual-panel { background: rgba(15, 23, 42, 0.6); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; padding: 40px; backdrop-filter: blur(10px); box-shadow: 0 20px 50px rgba(0,0,0,0.3); position: relative; overflow: hidden; min-height: 240px; display: flex; flex-direction: column; justify-content: center; align-items: center; }
    .main-visual-panel::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 100px; background: linear-gradient(to top, rgba(29,123,255,0.1), transparent); pointer-events: none; }
    .visual-decor { font-size: 14px; color: var(--glacier-blue); font-family: monospace; opacity: 0.8; margin-top: 15px; }
    .surrounding-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: -40px; position: relative; z-index: 10; max-width: 900px; margin-left: auto; margin-right: auto; padding: 0 20px; }
    .float-card { background: #ffffff; border-radius: 12px; padding: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); border: 1px solid var(--border-color); text-align: left; transition: transform 0.3s ease; }
    .float-card:hover { transform: translateY(-5px); }
    .float-card-icon { width: 40px; height: 40px; border-radius: 8px; background: rgba(29, 123, 255, 0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 15px; color: var(--glacier-blue); font-size: 18px; font-weight: bold; }
    .float-card-title { font-size: 15px; font-weight: 700; color: var(--deep-ocean); margin-bottom: 8px; }
    .float-card-desc { font-size: 12px; color: var(--text-muted); line-height: 1.4; }

    
    .info-strip { background: #ffffff; border-bottom: 1px solid var(--border-color); padding: 30px 20px; }
    .info-strip-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-around; flex-wrap: wrap; gap: 20px; }
    .info-item { display: flex; align-items: center; gap: 15px; text-align: left; }
    .info-item-number { font-size: 32px; font-weight: 800; color: var(--primary-color); line-height: 1; }
    .info-item-text h4 { font-size: 14px; color: var(--text-main); font-weight: 700; }
    .info-item-text p { font-size: 12px; color: var(--text-muted); }

    
    .features-section { padding: 80px 20px; max-width: 1200px; margin: 0 auto; text-align: center; }
    .section-title { font-size: 32px; font-weight: 800; color: var(--deep-ocean); margin-bottom: 16px; }
    .section-subtitle { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto 50px auto; }
    .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
    .feature-card { background: #ffffff; border: 1px solid var(--border-color); border-radius: 12px; padding: 40px 30px; transition: all 0.3s ease; text-align: left; }
    .feature-card:hover { box-shadow: 0 15px 40px rgba(0,0,0,0.05); border-color: var(--primary-color); }
    .feature-icon { width: 50px; height: 50px; border-radius: 10px; background: rgba(14,116,144,0.08); display: flex; align-items: center; justify-content: center; margin-bottom: 25px; color: var(--primary-color); font-size: 20px; font-weight: bold; }
    .feature-name { font-size: 18px; font-weight: 700; color: var(--deep-ocean); margin-bottom: 12px; }
    .feature-desc { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

    
    .articles-section { padding: 80px 20px; background: var(--bg-light); }
    .articles-container { max-width: 1200px; margin: 0 auto; }
    .articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 40px; }
    
    
    .article-card { background: #ffffff; border-radius: 12px; overflow: hidden; border: 1px solid var(--border-color); display: flex; flex-direction: column; transition: transform 0.3s ease, box-shadow 0.3s ease; }
    .article-card:hover { transform: translateY(-5px); box-shadow: 0 12px 30px rgba(0,0,0,0.08); }
    .article-image { width: 100%; height: 200px; object-fit: cover; background: #e2e8f0; }
    .article-body { padding: 24px; display: flex; flex-direction: column; flex-grow: 1; }
    .article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 12px; font-size: 12px; color: var(--text-muted); }
    .article-tag { background: rgba(14,116,144,0.08); color: var(--primary-color); padding: 2px 8px; border-radius: 4px; font-weight: 600; }
    .article-title { font-size: 18px; font-weight: 700; color: var(--deep-ocean); margin-bottom: 10px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .article-summary { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
    .article-footer { margin-top: auto; padding-top: 15px; border-top: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-muted); }
    .read-more { font-weight: 600; color: var(--primary-color); display: inline-flex; align-items: center; gap: 4px; }

    
    .about-snippet { padding: 80px 20px; max-width: 1200px; margin: 0 auto; }
    .about-card { background: #ffffff; border-radius: 16px; border: 1px solid var(--border-color); display: grid; grid-template-columns: 1fr; padding: 50px; box-shadow: 0 10px 40px rgba(0,0,0,0.02); text-align: center; }
    .about-card-title { font-size: 28px; font-weight: 800; color: var(--deep-ocean); margin-bottom: 20px; }
    .about-card-text { font-size: 16px; color: var(--text-muted); max-width: 800px; margin: 0 auto 30px auto; line-height: 1.8; }

    
    .cta-section { background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%); color: #ffffff; padding: 60px 20px; text-align: center; }
    .cta-container { max-width: 800px; margin: 0 auto; }
    .cta-title { font-size: 28px; font-weight: 800; margin-bottom: 15px; }
    .cta-desc { font-size: 16px; opacity: 0.9; margin-bottom: 30px; }

    
    .site-footer { background: var(--deep-ocean); color: #94A3B8; padding: 60px 20px 30px 20px; border-top: 1px solid #1E293B; font-size: 14px; }
    .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
    .footer-brand { display: flex; flex-direction: column; gap: 15px; }
    .footer-brand .logo span { color: #ffffff; }
    .footer-brand p { font-size: 13px; line-height: 1.6; max-width: 320px; }
    .footer-links-group h4 { color: #ffffff; font-size: 15px; font-weight: 700; margin-bottom: 20px; }
    .footer-links-group ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .footer-links-group a { color: #94A3B8; }
    .footer-links-group a:hover { color: #ffffff; }
    .footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; font-size: 12px; }
    .footer-seo-links { display: flex; gap: 15px; flex-wrap: wrap; }

    
    @media (max-width: 992px) {
      .surrounding-cards { grid-template-columns: repeat(2, 1fr); margin-top: 20px; }
      .features-grid, .articles-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
      .desktop-nav { display: none; }
      .menu-toggle { display: block; }
      .hero-title { font-size: 32px; }
      .surrounding-cards { grid-template-columns: 1fr; }
      .features-grid, .articles-grid { grid-template-columns: 1fr; }
      .footer-container { grid-template-columns: 1fr; gap: 30px; }
    }