:root {
      --primary: rgb(15,157,88);
      --primary-hover: rgb(12,135,75);
      --accent: #1D7BFF;
      --bg-light: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --card-bg: #FFFFFF;
      --shadow: 0 10px 30px -10px rgba(0,0,0,0.08);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--text-main); background-color: var(--bg-light); line-height: 1.6; }
    a { color: inherit; text-decoration: none; transition: var(--transition); }
    img { max-width: 100%; height: auto; }
    
    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
    
    
    header { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; }
    .nav-container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 38px; width: auto; max-width: 160px; object-fit: contain; }
    .logo span { display: inline-block; font-size: 18px; font-weight: 800; color: var(--text-main); }
    
    .nav-menu { display: flex; align-items: center; gap: 32px; list-style: none; }
    .nav-menu a { font-size: 15px; font-weight: 500; color: var(--text-muted); padding: 8px 0; border-bottom: 2px solid transparent; }
    .nav-menu a:hover { color: var(--primary); border-bottom-color: var(--primary); }
    
    .nav-actions { display: flex; align-items: center; gap: 16px; }
    .btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 20px; font-size: 14px; font-weight: 600; border-radius: 6px; border: none; cursor: pointer; transition: var(--transition); }
    .btn-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-main); }
    .btn-primary { background: var(--primary); color: #FFF; }
    .menu-toggle { display: none; background: none; border: none; font-size: 24px; cursor: pointer; }
    
    
    .mobile-drawer { position: fixed; top: 0; left: -300px; width: 300px; height: 100vh; background: #FFF; z-index: 1000; transition: var(--transition); padding: 30px 24px; display: flex; flex-direction: column; gap: 30px; box-shadow: 5px 0 25px rgba(0,0,0,0.1); }
    .mobile-drawer.active { left: 0; }
    .drawer-mask { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: rgba(0,0,0,0.5); z-index: 999; display: none; }
    .drawer-mask.active { display: block; }
    .drawer-header { display: flex; align-items: center; justify-content: space-between; }
    .close-btn { background: none; border: none; font-size: 28px; cursor: pointer; }
    
    
    .about-hero { background: radial-gradient(circle at top, #1E293B 0%, #0F172A 100%); color: #FFF; padding: 80px 0; text-align: center; }
    .about-hero h1 { font-size: 38px; font-weight: 800; margin-bottom: 16px; }
    .about-hero p { font-size: 18px; color: #94A3B8; max-width: 600px; margin: 0 auto; }
    
    .about-content { padding: 80px 0; }
    .about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
    .about-text h2 { font-size: 28px; font-weight: 700; color: var(--text-main); margin-bottom: 24px; }
    .about-text p { font-size: 16px; color: var(--text-muted); margin-bottom: 20px; line-height: 1.8; }
    
    .value-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .value-card { background: var(--card-bg); border: 1px solid var(--border-color); border-radius: 12px; padding: 30px; transition: var(--transition); }
    .value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--primary); }
    .value-card-icon { font-size: 32px; margin-bottom: 16px; display: inline-block; }
    .value-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
    .value-card p { font-size: 14px; color: var(--text-muted); }
    
    
    footer { background: #0F172A; color: #94A3B8; padding: 80px 0 30px; border-top: 1px solid #1E293B; }
    .footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 40px; margin-bottom: 60px; }
    .footer-brand { display: flex; flex-direction: column; gap: 20px; }
    .footer-brand .logo span { color: #FFF; }
    .footer-brand p { font-size: 14px; line-height: 1.6; }
    .footer-title { color: #F1F5F9; font-size: 15px; font-weight: 700; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 0.5px; }
    .footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .footer-links a { font-size: 14px; color: #94A3B8; }
    .footer-links a:hover { color: #FFF; }
    
    .footer-bottom { border-top: 1px solid #1E293B; padding-top: 30px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; font-size: 13px; }
    .footer-copyright { color: #64748B; }
    .footer-legal { display: flex; gap: 24px; }
    .footer-legal a { color: #64748B; }
    .footer-legal a:hover { color: #94A3B8; }
    
    @media (max-width: 1024px) {
      .about-grid { grid-template-columns: 1fr; gap: 45px; }
    }
    
    @media (max-width: 768px) {
      .nav-menu, .nav-actions .btn-outline { display: none; }
      .menu-toggle { display: block; }
      .value-cards { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    }