:root {
      --primary-color: #1D7BFF;
      --primary-glow: rgba(29, 123, 255, 0.15);
      --deep-bg: #0B0F19;
      --slate-dark: #111827;
      --slate-medium: #1F2937;
      --slate-light: #F3F4F6;
      --text-main: #111827;
      --text-muted: #6B7280;
      --text-light: #FFFFFF;
      --border-color: #E5E7EB;
      --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
      --glacier-gradient: linear-gradient(135deg, #0B0F19 0%, #111827 50%, #1E293B 100%);
    }

    * {
      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: #F9FAFB;
      line-height: 1.6;
    }

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

    
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 15, 25, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 15px 0;
    }
    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      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: 20px;
      font-weight: 800;
      line-height: 1;
      color: var(--text-light);
      white-space: nowrap;
      letter-spacing: 0.5px;
    }
    .desktop-nav {
      display: flex;
      gap: 30px;
      align-items: center;
    }
    .desktop-nav a {
      color: rgba(255, 255, 255, 0.8);
      font-weight: 500;
      font-size: 15px;
    }
    .desktop-nav a:hover {
      color: var(--primary-color);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 24px;
      border-radius: 8px;
      font-weight: 600;
      font-size: 14px;
      transition: all 0.3s ease;
      cursor: pointer;
      border: none;
    }
    .btn-header {
      background: var(--primary-color);
      color: var(--text-light);
    }
    .btn-header:hover {
      background: #1565D8;
      box-shadow: 0 0 15px var(--primary-glow);
    }
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 5px;
    }
    .mobile-menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--text-light);
      margin: 5px 0;
      transition: 0.3s;
    }

    
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      z-index: 2000;
      transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .mobile-drawer.active {
      left: 0;
    }
    .drawer-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.6);
      backdrop-filter: blur(4px);
    }
    .drawer-content {
      position: absolute;
      top: 0;
      left: 0;
      width: 280px;
      height: 100%;
      background: var(--slate-dark);
      display: flex;
      flex-direction: column;
      padding: 30px 20px;
      box-shadow: 10px 0 30px rgba(0,0,0,0.2);
    }
    .drawer-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 40px;
    }
    .drawer-close {
      background: none;
      border: none;
      color: var(--text-light);
      font-size: 28px;
      cursor: pointer;
    }
    .mobile-nav {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .mobile-nav a {
      color: rgba(255, 255, 255, 0.8);
      font-size: 16px;
      font-weight: 600;
      padding-bottom: 8px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .mobile-nav a:hover {
      color: var(--primary-color);
    }
    .drawer-footer {
      margin-top: auto;
      color: var(--text-muted);
      font-size: 12px;
      text-align: center;
    }

    
    .hero-layout-01 {
      position: relative;
      background: var(--glacier-gradient);
      padding: 100px 20px 140px;
      text-align: center;
      overflow: hidden;
    }
    .hero-layout-01::before {
      content: '';
      position: absolute;
      top: -10%;
      left: 50%;
      transform: translateX(-50%);
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(29, 123, 255, 0.12) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-container {
      max-width: 1200px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }
    .hero-slogan {
      display: inline-block;
      background: rgba(29, 123, 255, 0.15);
      border: 1px solid rgba(29, 123, 255, 0.3);
      color: #38BDF8;
      padding: 6px 18px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .hero-title {
      font-size: 48px;
      font-weight: 800;
      color: var(--text-light);
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title span {
      background: linear-gradient(to right, #38BDF8, #1D7BFF);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-subtitle {
      font-size: 18px;
      color: rgba(255, 255, 255, 0.7);
      max-width: 700px;
      margin: 0 auto 35px;
    }
    .hero-buttons {
      display: flex;
      gap: 15px;
      justify-content: center;
      margin-bottom: 70px;
    }
    .btn-primary {
      background: var(--primary-color);
      color: var(--text-light);
      padding: 14px 32px;
      font-size: 15px;
    }
    .btn-primary:hover {
      background: #1565D8;
      box-shadow: 0 4px 20px rgba(29, 123, 255, 0.35);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: var(--text-light);
      padding: 14px 32px;
      font-size: 15px;
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.15);
      transform: translateY(-2px);
    }

    
    .hero-visual-wrapper {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
      padding: 40px 0;
    }
    .hero-main-panel {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 50px;
      backdrop-filter: blur(20px);
      box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
      min-height: 220px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }
    .tech-dashboard-mock {
      width: 100%;
      text-align: center;
    }
    .tech-metric {
      font-size: 64px;
      font-weight: 800;
      color: var(--text-light);
      letter-spacing: -2px;
      line-height: 1;
      margin-bottom: 10px;
    }
    .tech-metric span {
      color: #38BDF8;
    }
    .tech-desc {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.5);
      letter-spacing: 2px;
      text-transform: uppercase;
    }
    .float-card {
      position: absolute;
      background: rgba(17, 24, 39, 0.9);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 12px;
      padding: 15px 20px;
      display: flex;
      align-items: center;
      gap: 15px;
      box-shadow: 0 15px 30px rgba(0,0,0,0.3);
      transition: all 0.3s ease;
      text-align: left;
    }
    .float-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary-color);
    }
    .float-card .card-icon {
      font-size: 24px;
      color: var(--primary-color);
    }
    .float-card h4 {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-light);
      margin-bottom: 2px;
    }
    .float-card p {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.6);
      margin: 0;
    }
    .float-card-1 { top: 0; left: -80px; }
    .float-card-2 { top: 0; right: -80px; }
    .float-card-3 { bottom: 0; left: -80px; }
    .float-card-4 { bottom: 0; right: -80px; }

    
    .section-padding {
      padding: 80px 20px;
    }
    .section-title {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 50px;
    }
    .section-title h2 {
      font-size: 32px;
      font-weight: 800;
      color: var(--slate-dark);
      margin-bottom: 15px;
    }
    .section-title p {
      color: var(--text-muted);
      font-size: 16px;
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
    }
    .feature-card {
      background: var(--text-light);
      padding: 40px 30px;
      border-radius: 16px;
      box-shadow: var(--card-shadow);
      border: 1px solid var(--border-color);
      transition: all 0.3s ease;
    }
    .feature-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary-color);
    }
    .feature-icon {
      width: 50px;
      height: 50px;
      background: var(--primary-glow);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--primary-color);
      margin-bottom: 24px;
    }
    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .feature-card p {
      color: var(--text-muted);
      font-size: 15px;
    }

    
    .bg-light {
      background-color: var(--slate-light);
    }
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
    }
    .article-card {
      background: var(--text-light);
      border-radius: 16px;
      overflow: hidden;
      box-shadow: var(--card-shadow);
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .article-card:hover {
      transform: translateY(-5px);
    }
    .article-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .article-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .article-body {
      padding: 25px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .article-meta {
      display: flex;
      gap: 15px;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }
    .article-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--slate-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .article-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .article-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 15px;
      border-top: 1px solid var(--border-color);
    }
    .article-tags {
      font-size: 12px;
      color: var(--primary-color);
      font-weight: 600;
    }
    .read-more {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-color);
    }

    
    .cta-section {
      background: var(--glacier-gradient);
      text-align: center;
      padding: 80px 20px;
      position: relative;
    }
    .cta-container {
      max-width: 800px;
      margin: 0 auto;
    }
    .cta-title {
      font-size: 36px;
      font-weight: 800;
      color: var(--text-light);
      margin-bottom: 20px;
    }
    .cta-desc {
      color: rgba(255,255,255,0.7);
      font-size: 16px;
      margin-bottom: 35px;
    }

    
    .site-footer {
      background: var(--slate-dark);
      color: rgba(255, 255, 255, 0.7);
      padding: 70px 20px 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 50px;
      margin-bottom: 50px;
    }
    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .footer-brand .logo span {
      color: var(--text-light);
    }
    .footer-desc {
      font-size: 14px;
      line-height: 1.7;
    }
    .footer-links-group h4 {
      color: var(--text-light);
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a {
      font-size: 14px;
    }
    .footer-links a:hover {
      color: var(--primary-color);
    }
    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding-top: 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    
    @media (max-width: 1100px) {
      .float-card-1 { left: -20px; }
      .float-card-2 { right: -20px; }
      .float-card-3 { left: -20px; }
      .float-card-4 { right: -20px; }
    }
    @media (max-width: 991px) {
      .desktop-nav { display: none; }
      .mobile-menu-toggle { display: block; }
      .grid-3, .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-container {
        grid-template-columns: repeat(2, 1fr);
      }
      .float-card {
        position: static;
        margin-top: 15px;
      }
      .hero-visual-wrapper {
        display: flex;
        flex-direction: column;
        gap: 15px;
      }
      .hero-main-panel {
        min-height: auto;
        padding: 30px;
      }
    }
    @media (max-width: 768px) {
      .hero-title { font-size: 32px; }
      .grid-3, .articles-grid, .footer-container {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
      }
    }