:root {
      --primary: #0891B2;
      --dark-sea: #083344;
      --light-cyan: #ECFEFF;
      --mint: #2DD4BF;
      --accent-blue: #2563EB;
      --text-main: #0F172A;
      --text-muted: #475569;
      --bg-main: #F8FAFC;
      --bg-card: #FFFFFF;
      --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; background-color: var(--bg-main); color: var(--text-main); line-height: 1.6; }
    a { color: inherit; text-decoration: none; transition: all 0.3s ease; }
    img { max-width: 100%; height: auto; }
    
    
    header { background-color: rgba(8, 51, 68, 0.95); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid rgba(45, 212, 191, 0.2); }
    .nav-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; }
    .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: 20px; font-weight: 800; line-height: 1; color: #FFFFFF; white-space: nowrap; }
    .logo span em { color: var(--mint); font-style: normal; }
    .nav-menu { display: flex; align-items: center; gap: 28px; }
    .nav-menu a { color: #E2E8F0; font-size: 15px; font-weight: 500; }
    .nav-menu a:hover { color: var(--mint); }
    .nav-cta { display: flex; align-items: center; gap: 16px; }
    .btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 20px; border-radius: 6px; font-weight: 600; font-size: 14px; transition: all 0.3s ease; cursor: pointer; border: none; }
    .btn-primary { background: linear-gradient(135deg, var(--primary), var(--mint)); color: #FFFFFF; }
    .btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(8, 145, 178, 0.3); }
    .btn-secondary { background-color: rgba(255, 255, 255, 0.1); color: #FFFFFF; border: 1px solid rgba(255, 255, 255, 0.2); }
    .btn-secondary:hover { background-color: rgba(255, 255, 255, 0.2); }
    .menu-btn { display: none; background: none; border: none; color: #FFFFFF; cursor: pointer; padding: 4px; }

    
    .drawer { position: fixed; top: 0; left: -100%; width: 300px; height: 100vh; background-color: var(--dark-sea); z-index: 2000; transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1); padding: 24px; display: flex; flex-direction: column; gap: 32px; box-shadow: 4px 0 24px rgba(0,0,0,0.3); }
    .drawer.active { left: 0; }
    .drawer-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 16px; }
    .drawer-close { background: none; border: none; color: #FFFFFF; font-size: 24px; cursor: pointer; }
    .drawer-nav { display: flex; flex-direction: column; gap: 20px; }
    .drawer-nav a { color: #E2E8F0; font-size: 16px; font-weight: 500; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
    .drawer-nav a:hover { color: var(--mint); }
    .drawer-overlay { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background-color: rgba(0,0,0,0.5); z-index: 1500; display: none; backdrop-filter: blur(2px); }
    .drawer-overlay.active { display: block; }

    
    .hero { background: radial-gradient(circle at top, #0A4356 0%, #03151D 100%); padding: 80px 24px; position: relative; overflow: hidden; border-bottom: 4px solid var(--primary); }
    .hero::before { content: ''; position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(45, 212, 191, 0.1) 0%, transparent 70%); top: -200px; left: 50%; transform: translateX(-50%); pointer-events: none; }
    .hero-container { max-width: 1200px; margin: 0 auto; text-align: center; position: relative; z-index: 10; }
    .hero-badge { display: inline-flex; align-items: center; background-color: rgba(45, 212, 191, 0.15); border: 1px solid var(--mint); color: var(--mint); padding: 6px 16px; border-radius: 50px; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 24px; }
    .hero h1 { font-size: 48px; font-weight: 800; color: #FFFFFF; line-height: 1.2; margin-bottom: 20px; }
    .hero h1 span { background: linear-gradient(135deg, #FFFFFF 30%, var(--mint) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
    .hero-desc { max-width: 760px; margin: 0 auto 40px; font-size: 18px; color: #94A3B8; line-height: 1.8; }
    .hero-actions { display: flex; justify-content: center; gap: 16px; margin-bottom: 64px; }
    .hero-actions .btn { padding: 14px 32px; font-size: 16px; }

    
    .flow-path-wrapper { width: 100%; position: relative; margin-top: 20px; }
    .flow-line { position: absolute; top: 40px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, rgba(8, 145, 178, 0.1) 0%, var(--mint) 50%, rgba(8, 145, 178, 0.1) 100%); z-index: 1; }
    .flow-line-progress { position: absolute; top: 0; left: 0; width: 65%; height: 100%; background: linear-gradient(90deg, var(--accent-blue), var(--mint)); box-shadow: 0 0 10px var(--mint); }
    .flow-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; z-index: 2; }
    .flow-step { background-color: rgba(8, 51, 68, 0.6); border: 1px solid rgba(45, 212, 191, 0.2); border-radius: 12px; padding: 24px 16px; transition: all 0.3s ease; backdrop-filter: blur(10px); text-align: center; }
    .flow-step:hover { transform: translateY(-5px); border-color: var(--mint); box-shadow: 0 10px 25px rgba(45, 212, 191, 0.15); }
    .flow-node { width: 48px; height: 48px; border-radius: 50%; background-color: var(--dark-sea); border: 2px solid var(--primary); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; color: var(--mint); font-weight: 700; font-size: 18px; position: relative; box-shadow: 0 0 15px rgba(8, 145, 178, 0.5); }
    .flow-step.active .flow-node { background: linear-gradient(135deg, var(--primary), var(--mint)); color: var(--dark-sea); border-color: #FFFFFF; box-shadow: 0 0 20px var(--mint); }
    .flow-step-tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background-color: var(--accent-blue); color: #FFFFFF; font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 20px; white-space: nowrap; text-transform: uppercase; }
    .flow-step h3 { font-size: 16px; font-weight: 700; color: #FFFFFF; margin-bottom: 8px; }
    .flow-step p { font-size: 13px; color: #94A3B8; line-height: 1.5; }

    
    .trust-bar { background-color: #FFFFFF; padding: 24px; border-bottom: 1px solid var(--border-color); }
    .trust-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
    .trust-item { display: flex; align-items: center; gap: 12px; }
    .trust-icon { color: var(--primary); font-size: 24px; font-weight: 800; }
    .trust-text h4 { font-size: 14px; color: var(--text-muted); }
    .trust-text p { font-size: 18px; font-weight: 700; color: var(--dark-sea); }

    
    .section { padding: 80px 24px; }
    .section-dark { background-color: var(--dark-sea); color: #FFFFFF; }
    .section-container { max-width: 1200px; margin: 0 auto; }
    .section-title-wrap { text-align: center; margin-bottom: 48px; }
    .section-title { font-size: 32px; font-weight: 800; color: var(--dark-sea); margin-bottom: 12px; }
    .section-dark .section-title { color: #FFFFFF; }
    .section-subtitle { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
    .section-dark .section-subtitle { color: #94A3B8; }

    
    .grid-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
    .feature-card { background-color: #FFFFFF; border: 1px solid var(--border-color); border-radius: 12px; padding: 32px; transition: all 0.3s ease; }
    .feature-card:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.05); border-color: rgba(8, 145, 178, 0.3); }
    .feature-icon-box { width: 56px; height: 56px; border-radius: 10px; background-color: var(--light-cyan); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; font-size: 24px; font-weight: bold; }
    .feature-card h3 { font-size: 20px; font-weight: 700; color: var(--dark-sea); margin-bottom: 12px; }
    .feature-card p { color: var(--text-muted); font-size: 15px; }

    
    .article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
    .article-card { background-color: #FFFFFF; border-radius: 12px; overflow: hidden; border: 1px solid var(--border-color); transition: all 0.3s ease; display: flex; flex-direction: column; height: 100%; }
    .article-card:hover { transform: translateY(-5px); box-shadow: 0 12px 30px rgba(0,0,0,0.08); }
    .article-img-wrapper { position: relative; aspect-ratio: 16/9; background-color: #E2E8F0; overflow: hidden; }
    .article-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }
    .article-tag { position: absolute; top: 12px; left: 12px; background-color: var(--dark-sea); color: var(--mint); padding: 4px 10px; font-size: 11px; font-weight: 700; border-radius: 4px; z-index: 5; text-transform: uppercase; border: 1px solid var(--mint); }
    .article-content { padding: 24px; flex-grow: 1; display: flex; flex-direction: column; }
    .article-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
    .article-title { font-size: 18px; font-weight: 700; color: var(--dark-sea); line-height: 1.4; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .article-title:hover { color: var(--primary); }
    .article-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex-grow: 1; }
    .article-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px solid var(--border-color); font-size: 13px; font-weight: 600; color: var(--primary); }

    
    .cta-bottom { background: linear-gradient(135deg, var(--dark-sea) 0%, #03151D 100%); color: #FFFFFF; padding: 80px 24px; text-align: center; border-top: 4px solid var(--mint); position: relative; }
    .cta-container { max-width: 800px; margin: 0 auto; position: relative; z-index: 5; }
    .cta-container h2 { font-size: 36px; font-weight: 800; margin-bottom: 20px; }
    .cta-container p { font-size: 17px; color: #94A3B8; margin-bottom: 32px; line-height: 1.8; }

    
    footer { background-color: #03151D; color: #94A3B8; border-top: 1px solid rgba(255,255,255,0.08); padding: 64px 24px 32px; font-size: 14px; }
    .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 48px; margin-bottom: 48px; }
    .footer-brand .logo { margin-bottom: 16px; }
    .footer-brand .logo span { color: #FFFFFF; }
    .footer-brand p { line-height: 1.8; margin-bottom: 16px; }
    .footer-title { color: #FFFFFF; font-size: 16px; font-weight: 700; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.5px; }
    .footer-links { list-style: none; }
    .footer-links li { margin-bottom: 12px; }
    .footer-links a:hover { color: var(--mint); }
    .footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.05); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
    .footer-bottom p { font-size: 13px; }
    .footer-meta-links { display: flex; gap: 24px; font-size: 13px; }

    
    @media (max-width: 991px) {
      .grid-features, .article-grid { grid-template-columns: repeat(2, 1fr); }
      .hero h1 { font-size: 38px; }
      .flow-steps { grid-template-columns: repeat(2, 1fr); gap: 20px; }
      .flow-line { display: none; }
    }
    @media (max-width: 768px) {
      .nav-menu, .nav-cta { display: none; }
      .menu-btn { display: block; font-size: 24px; }
      .footer-container { grid-template-columns: 1fr; gap: 32px; }
      .trust-container { justify-content: center; text-align: center; }
      .trust-item { flex-direction: column; }
    }
    @media (max-width: 576px) {
      .grid-features, .article-grid { grid-template-columns: 1fr; }
      .flow-steps { grid-template-columns: 1fr; }
      .hero h1 { font-size: 32px; }
      .hero-actions { flex-direction: column; gap: 12px; align-items: stretch; }
      .hero-actions .btn { width: 100%; }
    }