:root {
      --primary-color: rgb(225, 112, 85);
      --primary-hover: rgb(200, 90, 65);
      --bg-dark: #0A1128;
      --ice-blue: #1D7BFF;
      --silver-white: #F8FAFC;
      --text-dark: #1E293B;
      --text-light: #64748B;
      --border-color: #E2E8F0;
      --white: #FFFFFF;
      --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    }
    * {
      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: #F8FAFC;
      line-height: 1.6;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.3s;
    }
    img {
      max-width: 100%;
      height: auto;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      border-radius: 8px;
      font-weight: 600;
      font-size: 15px;
      cursor: pointer;
      transition: all 0.3s;
      border: 1px solid transparent;
    }
    .btn-primary {
      background-color: var(--primary-color);
      color: var(--white);
    }
    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
    }
    .btn-outline {
      border-color: var(--border-color);
      background: transparent;
      color: var(--text-dark);
    }
    .btn-outline:hover {
      background-color: var(--border-color);
    }

    
    .site-header {
      background-color: var(--white);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
      max-width: 1200px;
      margin: 0 auto;
      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(--text-dark);
      white-space: nowrap;
    }
    .desktop-nav {
      display: flex;
      gap: 28px;
    }
    .desktop-nav a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-dark);
    }
    .desktop-nav a:hover {
      color: var(--primary-color);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .menu-toggle {
      display: none;
      flex-direction: column;
      justify-content: space-between;
      width: 24px;
      height: 18px;
      background: transparent;
      border: none;
      cursor: pointer;
    }
    .menu-toggle span {
      width: 100%;
      height: 2px;
      background-color: var(--text-dark);
      transition: all 0.3s;
    }

    
    .drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0,0,0,0.5);
      z-index: 998;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s;
    }
    .drawer-overlay.active {
      opacity: 1;
      visibility: visible;
    }
    .drawer-nav {
      position: fixed;
      top: 0;
      left: -300px;
      width: 300px;
      height: 100%;
      background-color: var(--white);
      z-index: 999;
      box-shadow: 2px 0 10px rgba(0,0,0,0.1);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .drawer-nav.active {
      left: 0;
    }
    .drawer-header {
      padding: 20px;
      border-bottom: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .drawer-close {
      background: none;
      border: none;
      font-size: 28px;
      cursor: pointer;
      color: var(--text-dark);
    }
    .drawer-body {
      padding: 20px;
      flex-grow: 1;
      overflow-y: auto;
    }
    .drawer-menu {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-bottom: 30px;
    }
    .drawer-menu a {
      font-size: 16px;
      font-weight: 500;
      color: var(--text-dark);
    }
    .drawer-menu a:hover {
      color: var(--primary-color);
    }

    
    .page-banner {
      background: linear-gradient(135deg, var(--bg-dark) 0%, #172449 100%);
      color: var(--silver-white);
      padding: 80px 0;
      text-align: center;
    }
    .page-banner h1 {
      font-size: 38px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .page-banner p {
      font-size: 18px;
      color: #94A3B8;
      max-width: 600px;
      margin: 0 auto;
    }

    
    .about-content {
      padding: 80px 0;
      background-color: var(--white);
    }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .about-text h2 {
      font-size: 28px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .about-text p {
      color: var(--text-light);
      font-size: 16px;
      margin-bottom: 20px;
      line-height: 1.8;
    }
    .values-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
      margin-top: 60px;
    }
    .value-item {
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      background-color: #F8FAFC;
    }
    .value-item h4 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--primary-color);
    }
    .value-item p {
      font-size: 14px;
      color: var(--text-light);
    }

    
    .timeline-section {
      padding: 80px 0;
      background-color: #F8FAFC;
    }
    .timeline {
      max-width: 800px;
      margin: 0 auto;
      position: relative;
    }
    .timeline::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 2px;
      height: 100%;
      background-color: var(--border-color);
    }
    .timeline-item {
      margin-bottom: 40px;
      position: relative;
      width: 50%;
      padding: 0 40px;
    }
    .timeline-item::after {
      content: '';
      position: absolute;
      top: 0;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background-color: var(--primary-color);
      border: 4px solid var(--white);
      z-index: 1;
    }
    .timeline-item-left {
      left: 0;
      text-align: right;
    }
    .timeline-item-left::after {
      right: -8px;
    }
    .timeline-item-right {
      left: 50%;
    }
    .timeline-item-right::after {
      left: -8px;
    }
    .timeline-date {
      font-weight: 700;
      font-size: 18px;
      color: var(--primary-color);
      margin-bottom: 8px;
    }
    .timeline-content-box {
      background-color: var(--white);
      padding: 20px;
      border-radius: 8px;
      border: 1px solid var(--border-color);
      box-shadow: 0 2px 8px rgba(0,0,0,0.02);
    }
    .timeline-content-box h5 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 8px;
    }
    .timeline-content-box p {
      font-size: 14px;
      color: var(--text-light);
    }

    
    .site-footer {
      background-color: var(--bg-dark);
      color: #94A3B8;
      padding: 80px 0 40px;
      border-top: 1px solid rgba(255,255,255,0.05);
    }
    .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: var(--silver-white);
    }
    .footer-col h5 {
      color: var(--silver-white);
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: var(--silver-white);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.05);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 14px;
    }
    .footer-bottom-links {
      display: flex;
      gap: 20px;
    }

    
    @media (max-width: 768px) {
      .desktop-nav, .header-actions .btn {
        display: none;
      }
      .menu-toggle {
        display: flex;
      }
      .about-grid {
        grid-template-columns: 1fr;
      }
      .timeline::before {
        left: 20px;
      }
      .timeline-item {
        width: 100%;
        padding-left: 45px;
        padding-right: 0;
        text-align: left;
      }
      .timeline-item::after {
        left: 12px;
      }
      .timeline-item-left {
        left: 0;
      }
    }
    @media (max-width: 640px) {
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }