:root {
      --primary: rgb(66,133,244);
      --primary-hover: #1557b0;
      --glacier-blue: #1D7BFF;
      --deep-sea-ink: #0B132B;
      --silver-white: #F8FAFC;
      --dark-blue: #1C2541;
      --text-dark: #1E293B;
      --text-muted: #64748B;
      --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-dark);
      background-color: var(--silver-white);
      line-height: 1.6;
    }

    a { color: inherit; text-decoration: none; transition: all 0.3s ease; }

    .logo { display: inline-flex; align-items: center; gap: 12px; }
    .logo img { display: block; height: 40px; max-width: 160px; object-fit: contain; }
    .logo span {
      font-size: 20px;
      font-weight: 800;
      background: linear-gradient(135deg, var(--deep-sea-ink) 0%, var(--glacier-blue) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
    }

    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
      height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .desktop-nav { display: flex; gap: 32px; }
    .desktop-nav a { font-size: 15px; font-weight: 600; }
    .desktop-nav a:hover { color: var(--glacier-blue); }

    .header-actions .btn-primary-header {
      background: linear-gradient(135deg, var(--glacier-blue) 0%, var(--primary) 100%);
      color: #fff;
      padding: 10px 20px;
      border-radius: 8px;
      font-weight: 600;
    }

    .drawer-trigger { display: none; flex-direction: column; gap: 6px; background: none; border: none; cursor: pointer; }
    .drawer-trigger span { width: 24px; height: 2px; background-color: var(--deep-sea-ink); }

    .mobile-drawer { position: fixed; top: 0; left: -100%; width: 100%; height: 100%; z-index: 2000; transition: left 0.4s ease; }
    .mobile-drawer.active { left: 0; }
    .drawer-overlay { position: absolute; width: 100%; height: 100%; background: rgba(11, 19, 43, 0.5); }
    .drawer-content { position: absolute; width: 80%; max-width: 320px; height: 100%; background: #fff; padding: 24px; display: flex; flex-direction: column; }
    .drawer-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
    .drawer-close { font-size: 28px; background: none; border: none; cursor: pointer; }
    .mobile-nav { display: flex; flex-direction: column; gap: 20px; }
    .mobile-nav a { font-size: 16px; font-weight: 600; padding-bottom: 10px; border-bottom: 1px solid var(--border-color); }

    
    .page-banner {
      background: linear-gradient(135deg, var(--deep-sea-ink) 0%, var(--dark-blue) 100%);
      color: #fff;
      padding: 64px 24px;
    }

    .banner-container { max-width: 1200px; margin: 0 auto; }
    .breadcrumbs { display: flex; align-items: center; gap: 8px; font-size: 13px; color: #94A3B8; margin-bottom: 16px; }
    .breadcrumbs a:hover { color: #fff; }
    .banner-title { font-size: 32px; font-weight: 800; }

    
    .about-main {
      max-width: 1200px;
      margin: 64px auto;
      padding: 0 24px;
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center;
      margin-bottom: 80px;
    }

    .about-visual {
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 20px 40px rgba(11, 19, 43, 0.08);
    }

    .about-visual img {
      display: block;
      width: 100%;
    }

    .about-content h2 {
      font-size: 28px;
      color: var(--deep-sea-ink);
      margin-bottom: 24px;
    }

    .about-content p {
      color: var(--text-muted);
      font-size: 16px;
      line-height: 1.8;
      margin-bottom: 20px;
    }

    
    .values-section {
      background: #fff;
      border-radius: 16px;
      padding: 64px 32px;
      border: 1px solid var(--border-color);
      margin-bottom: 80px;
    }

    .values-header {
      text-align: center;
      max-width: 600px;
      margin: 0 auto 48px;
    }

    .values-header h3 {
      font-size: 24px;
      color: var(--deep-sea-ink);
      margin-bottom: 12px;
    }

    .values-header p {
      color: var(--text-muted);
    }

    .values-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 32px;
    }

    .value-card {
      text-align: center;
      padding: 24px;
    }

    .value-icon {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: rgba(29, 123, 255, 0.08);
      color: var(--glacier-blue);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
    }

    .value-card h4 {
      font-size: 18px;
      color: var(--deep-sea-ink);
      margin-bottom: 12px;
    }

    .value-card p {
      font-size: 14px;
      color: var(--text-muted);
    }

    
    .site-footer { background: #0B132B; color: #94A3B8; font-size: 14px; }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 80px 24px 48px;
      display: grid;
      grid-template-columns: 1.5fr repeat(3, 1fr);
      gap: 48px;
    }
    .brand-desc { margin-top: 20px; line-height: 1.8; color: #64748B; }
    .footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 24px; position: relative; }
    .footer-col h4::after { content: ''; position: absolute; bottom: -8px; left: 0; width: 30px; height: 2px; background: var(--glacier-blue); }
    .footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .footer-links a:hover { color: #fff; padding-left: 4px; }
    .footer-bottom { background: #070D1F; padding: 24px 24px; border-top: 1px solid rgba(255,255,255,0.05); text-align: center; font-size: 13px; }

    @media (max-width: 768px) {
      .drawer-trigger { display: flex; }
      .desktop-nav, .header-actions .btn-primary-header { display: none; }
      .about-grid { grid-template-columns: 1fr; gap: 32px; }
      .footer-container { grid-template-columns: 1fr; gap: 32px; }
    }