:root {
      --primary-color: rgb(9, 132, 227);
      --primary-glow: rgba(9, 132, 227, 0.15);
      --dark-ink: #050a18;
      --glacier-blue: #1D7BFF;
      --silver-white: #f5f7fa;
      --text-main: #333333;
      --text-muted: #666666;
      --border-color: #e2e8f0;
      --card-bg: #ffffff;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: 'Helvetica Neue', Arial, 'PingFang SC', sans-serif;
      color: var(--text-main);
      background-color: var(--silver-white);
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    img { max-width: 100%; height: auto; }
    
    
    header {
      background: rgba(255, 255, 255, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
      backdrop-filter: blur(10px);
    }
    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 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: #111;
      white-space: nowrap;
    }
    .nav-menu { display: flex; gap: 24px; align-items: center; }
    .nav-menu a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
      transition: color 0.3s;
    }
    .nav-menu a:hover { color: var(--primary-color); }
    .menu-toggle {
      display: none;
      font-size: 24px;
      background: none;
      border: none;
      cursor: pointer;
      color: var(--text-main);
    }

    
    .drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.5);
      z-index: 998;
      display: none;
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .drawer-overlay.active { display: block; opacity: 1; }
    .drawer-nav {
      position: fixed;
      top: 0;
      left: -280px;
      width: 280px;
      height: 100%;
      background: var(--dark-ink);
      color: #fff;
      z-index: 999;
      padding: 30px 20px;
      display: flex;
      flex-direction: column;
      gap: 30px;
      transition: left 0.3s ease;
      overflow-y: auto;
    }
    .drawer-nav.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: 15px;
    }
    .drawer-header .logo span { color: #fff; }
    .drawer-close {
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }
    .drawer-menu-list { display: flex; flex-direction: column; gap: 20px; }
    .drawer-menu-list a { font-size: 16px; color: #cbd5e1; }
    .drawer-menu-list a:hover { color: var(--primary-color); }

    
    .hero-layout-01 {
      background: radial-gradient(circle at top, #0b1c3c 0%, var(--dark-ink) 100%);
      color: #fff;
      padding: 100px 20px 140px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .hero-container {
      max-width: 1200px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }
    .hero-badge {
      display: inline-block;
      padding: 8px 16px;
      background: rgba(29, 123, 255, 0.15);
      border: 1px solid rgba(29, 123, 255, 0.3);
      border-radius: 50px;
      font-size: 14px;
      color: #79b0ff;
      margin-bottom: 24px;
      font-weight: 600;
    }
    .hero-title {
      font-size: 46px;
      font-weight: 800;
      line-height: 1.25;
      background: linear-gradient(135deg, #ffffff 30%, #a5c7f7 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-subtitle {
      font-size: 18px;
      color: #a0aec0;
      max-width: 800px;
      margin: 0 auto 36px;
      line-height: 1.6;
    }
    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 60px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 15px;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.3s ease;
      cursor: pointer;
    }
    .btn-primary {
      background: var(--glacier-blue);
      color: #fff;
      box-shadow: 0 4px 15px rgba(29, 123, 255, 0.4);
    }
    .btn-primary:hover {
      background: #0062e3;
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.2);
      transform: translateY(-2px);
    }

    .hero-visual-panel {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 16px;
      padding: 40px;
      backdrop-filter: blur(20px);
      box-shadow: 0 30px 60px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1);
    }
    .panel-screen {
      background: #080f1e;
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 30px;
      min-height: 200px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }
    .panel-brand-icon {
      font-size: 48px;
      color: var(--glacier-blue);
      margin-bottom: 15px;
      filter: drop-shadow(0 0 10px var(--glacier-blue));
    }
    .panel-brand-text {
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 2px;
      color: #fff;
      margin-bottom: 8px;
    }
    .panel-brand-sub {
      font-size: 13px;
      color: #a0aec0;
    }

    
    .float-card {
      position: absolute;
      background: rgba(13, 27, 54, 0.9);
      border: 1px solid rgba(29, 123, 255, 0.25);
      padding: 16px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      gap: 12px;
      text-align: left;
      box-shadow: 0 15px 30px rgba(0,0,0,0.3);
      transition: all 0.3s ease;
      backdrop-filter: blur(10px);
      width: 240px;
    }
    .float-card:hover {
      transform: translateY(-5px);
      border-color: var(--glacier-blue);
      box-shadow: 0 20px 40px rgba(29, 123, 255, 0.25);
    }
    .card-icon {
      font-size: 24px;
      background: rgba(29, 123, 255, 0.15);
      width: 44px;
      height: 44px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--glacier-blue);
      flex-shrink: 0;
    }
    .card-info h4 { font-size: 14px; margin-bottom: 4px; color: #fff; }
    .card-info p { font-size: 11px; color: #a0aec0; margin: 0; line-height: 1.3; }
    
    .card-top-left { top: -20px; left: -80px; }
    .card-top-right { top: -20px; right: -80px; }
    .card-bottom-left { bottom: -20px; left: -80px; }
    .card-bottom-right { bottom: -20px; right: -80px; }

    
    .home-banner-block { margin: 20px 0; }

    
    .section-padding { padding: 80px 20px; }
    .container { max-width: 1200px; margin: 0 auto; }
    .section-title {
      text-align: center;
      font-size: 32px;
      font-weight: 800;
      color: #111;
      margin-bottom: 12px;
    }
    .section-desc {
      text-align: center;
      color: var(--text-muted);
      max-width: 600px;
      margin: 0 auto 50px;
    }

    
    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }
    .feature-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      transition: all 0.3s ease;
    }
    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0,0,0,0.05);
      border-color: var(--primary-color);
    }
    .feature-num {
      font-size: 36px;
      font-weight: 800;
      color: var(--primary-glow);
      margin-bottom: 15px;
      line-height: 1;
    }
    .feature-card h3 { font-size: 18px; margin-bottom: 12px; color: #111; }
    .feature-card p { font-size: 14px; color: var(--text-muted); }

    
    .articles-section { background-color: #fff; }
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 30px;
    }
    .article-card {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: 0 4px 6px rgba(0,0,0,0.02);
      transition: transform 0.3s;
    }
    .article-card:hover { transform: translateY(-5px); }
    .article-image {
      height: 200px;
      background: #eaeef6;
      position: relative;
      overflow: hidden;
    }
    .article-image img { width: 100%; height: 100%; object-fit: cover; }
    .article-content { padding: 24px; flex-grow: 1; display: flex; flex-direction: column; }
    .article-tags { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
    .article-tag {
      font-size: 11px;
      background: rgba(9, 132, 227, 0.08);
      color: var(--primary-color);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 500;
    }
    .article-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: #111;
      line-height: 1.4;
    }
    .article-summary {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .article-meta {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: #94a3b8;
      border-top: 1px solid #f1f5f9;
      padding-top: 15px;
    }

    
    .cta-section {
      background: radial-gradient(circle at top, #102a43 0%, var(--dark-ink) 100%);
      color: #fff;
      text-align: center;
      position: relative;
    }
    .cta-content { max-width: 700px; margin: 0 auto; position: relative; z-index: 2; }
    .cta-title { font-size: 28px; font-weight: 800; margin-bottom: 15px; }
    .cta-desc { font-size: 16px; color: #a0aec0; margin-bottom: 30px; }

    
    footer {
      background-color: #0b1329;
      color: #94a3b8;
      padding: 60px 20px 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .footer-grid {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-logo-area .logo span { color: #fff; }
    .footer-desc { margin: 15px 0; font-size: 14px; line-height: 1.6; }
    .footer-links h4 { color: #fff; font-size: 16px; margin-bottom: 20px; }
    .footer-links ul { list-style: none; }
    .footer-links ul li { margin-bottom: 10px; }
    .footer-links ul li a { font-size: 14px; transition: color 0.3s; }
    .footer-links ul li a:hover { color: #fff; }
    
    .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;
      flex-wrap: wrap;
      gap: 15px;
    }

    
    @media (max-width: 1200px) {
      .float-card {
        position: static;
        width: 100%;
        margin-top: 15px;
      }
      .hero-visual-panel {
        display: flex;
        flex-direction: column;
        gap: 15px;
        padding: 20px;
      }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .menu-toggle { display: block; }
      .hero-title { font-size: 32px; }
      .hero-subtitle { font-size: 15px; }
      .footer-grid { grid-template-columns: 1fr; gap: 30px; }
      .footer-bottom { flex-direction: column; text-align: center; }
    }