:root {
      --primary: #1D7BFF; 
      --primary-hover: #0056b3;
      --bg-dark: #121824; 
      --text-light: #f8f9fa; 
      --theme-grey: rgb(66,70,81); 
      --body-bg: #f4f7fc;
      --card-bg: #ffffff;
      --text-main: #2b303c;
      --text-muted: #6c757d;
      --border-color: rgba(29, 123, 255, 0.12);
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
      --shadow-md: 0 10px 30px 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;
      background-color: var(--body-bg);
      color: var(--text-main);
      line-height: 1.6;
    }
    a { color: inherit; text-decoration: none; transition: var(--transition); }
    img { max-width: 100%; height: auto; }
    ul { list-style: none; }
    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

    
    header {
      background-color: #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: var(--shadow-sm);
    }
    .header-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }
    
    .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(--theme-grey);
      white-space: nowrap;
    }
    
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 30px;
    }
    .nav-menu a {
      font-weight: 500;
      color: var(--theme-grey);
      font-size: 15px;
    }
    .nav-menu a:hover {
      color: var(--primary);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 14px;
      cursor: pointer;
      transition: var(--transition);
      border: none;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #ffffff;
    }
    .btn-primary:hover {
      background-color: var(--primary-hover);
      box-shadow: 0 4px 12px rgba(29, 123, 255, 0.3);
    }
    .btn-outline {
      background-color: transparent;
      border: 1px solid var(--primary);
      color: var(--primary);
    }
    .btn-outline:hover {
      background-color: var(--primary);
      color: #ffffff;
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--theme-grey);
      cursor: pointer;
    }

    
    .drawer-backdrop {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: rgba(0, 0, 0, 0.5);
      z-index: 998;
      opacity: 0;
      visibility: hidden;
      transition: var(--transition);
    }
    .drawer-backdrop.active {
      opacity: 1;
      visibility: visible;
    }
    .drawer {
      position: fixed;
      top: 0;
      left: -300px;
      width: 300px;
      height: 100vh;
      background-color: #ffffff;
      z-index: 999;
      box-shadow: var(--shadow-md);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      padding: 20px;
    }
    .drawer.active {
      left: 0;
    }
    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 15px;
      margin-bottom: 20px;
    }
    .drawer-close {
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-muted);
      cursor: pointer;
    }
    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 20px;
      overflow-y: auto;
      flex: 1;
    }
    .drawer-nav a {
      font-size: 16px;
      font-weight: 500;
      color: var(--theme-grey);
      padding: 10px 5px;
      border-bottom: 1px solid rgba(0,0,0,0.03);
    }
    .drawer-nav a:hover {
      color: var(--primary);
      padding-left: 10px;
    }

    
    .hero-layout-01 {
      position: relative;
      background: radial-gradient(circle at top, #1e293b, var(--bg-dark));
      color: var(--text-light);
      padding: 100px 0 140px;
      overflow: hidden;
      text-align: center;
    }
    .hero-bg-glow {
      position: absolute;
      top: -20%;
      left: 50%;
      transform: translateX(-50%);
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(29, 123, 255, 0.25) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-container {
      position: relative;
      z-index: 2;
    }
    .hero-badge {
      display: inline-block;
      background-color: rgba(29, 123, 255, 0.15);
      border: 1px solid rgba(29, 123, 255, 0.3);
      color: #79b3ff;
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
      letter-spacing: 1px;
    }
    .hero-title {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #ffffff;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-subtitle {
      font-size: 18px;
      color: #94a3b8;
      max-width: 700px;
      margin: 0 auto 35px;
      line-height: 1.6;
    }
    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 15px;
      margin-bottom: 60px;
    }
    
    .hero-visual-panel {
      position: relative;
      max-width: 800px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 16px;
      padding: 40px;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
      backdrop-filter: blur(12px);
    }
    .main-panel {
      background: #0f172a;
      border-radius: 12px;
      border: 1px solid rgba(29, 123, 255, 0.2);
      padding: 24px;
      min-height: 220px;
    }
    .panel-screen-sim {
      text-align: left;
    }
    .chart-header {
      display: flex;
      justify-content: space-between;
      color: #94a3b8;
      font-size: 13px;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      padding-bottom: 12px;
      margin-bottom: 20px;
    }
    .status-dot { color: #10b981; font-weight: bold; }
    .chart-body-sim {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      height: 120px;
    }
    .chart-bars {
      width: 100%;
      display: flex;
      align-items: flex-end;
      justify-content: space-around;
      height: 100%;
    }
    .bar {
      width: 8%;
      background: linear-gradient(180deg, var(--primary) 0%, rgba(29,123,255,0.2) 100%);
      border-radius: 4px 4px 0 0;
      animation: grow 2s ease-out;
    }
    @keyframes grow { from { height: 0; } to { height: inherit; } }

    
    .float-card {
      position: absolute;
      background: rgba(18, 24, 36, 0.9);
      border: 1px solid rgba(29, 123, 255, 0.25);
      padding: 15px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      gap: 12px;
      box-shadow: var(--shadow-md);
      transition: var(--transition);
      width: 220px;
      text-align: left;
    }
    .float-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary);
    }
    .card-icon {
      font-size: 24px;
      color: var(--primary);
    }
    .card-info h4 { font-size: 14px; color: #ffffff; margin-bottom: 2px; }
    .card-info p { font-size: 12px; color: #94a3b8; }
    
    
    @media (min-width: 992px) {
      .card-top-left { top: -20px; left: -100px; }
      .card-top-right { top: -20px; right: -100px; }
      .card-bottom-left { bottom: -20px; left: -100px; }
      .card-bottom-right { bottom: -20px; right: -100px; }
    }
    @media (max-width: 991px) {
      .hero-visual-panel { padding: 20px; margin-top: 30px; }
      .float-card { position: static; width: 100%; margin-top: 15px; }
    }

    
    .features-strip {
      background-color: #ffffff;
      padding: 40px 0;
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .strip-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
    }
    .strip-item {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .strip-icon {
      font-size: 32px;
      color: var(--primary);
      background-color: rgba(29, 123, 255, 0.08);
      width: 60px;
      height: 60px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .strip-text h3 { font-size: 16px; margin-bottom: 4px; color: var(--theme-grey); }
    .strip-text p { font-size: 13px; color: var(--text-muted); }

    
    .section { padding: 80px 0; }
    .section-grey { background-color: #f8fafc; }
    .section-header {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 50px;
    }
    .section-header h2 { font-size: 32px; font-weight: 700; margin-bottom: 15px; color: var(--theme-grey); }
    .section-header p { color: var(--text-muted); font-size: 16px; }

    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
    }
    .adv-card {
      background-color: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .adv-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }
    .adv-num {
      font-size: 40px;
      font-weight: 800;
      color: rgba(29, 123, 255, 0.15);
      margin-bottom: 15px;
      line-height: 1;
    }
    .adv-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--theme-grey); }
    .adv-card p { font-size: 14px; color: var(--text-muted); }

    
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 30px;
    }
    .article-card {
      background-color: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .article-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
    }
    .article-img-wrapper {
      position: relative;
      padding-top: 56.25%; 
      background-color: #eaeaea;
    }
    .article-img {
      position: absolute;
      top: 0; left: 0; width: 100%; height: 100%;
      object-fit: cover;
    }
    .article-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .article-tags {
      display: flex;
      gap: 8px;
      margin-bottom: 12px;
      flex-wrap: wrap;
    }
    .article-tag {
      font-size: 12px;
      background-color: rgba(29, 123, 255, 0.08);
      color: var(--primary);
      padding: 2px 10px;
      border-radius: 4px;
    }
    .article-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .article-summary {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      flex: 1;
    }
    .article-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-muted);
      border-top: 1px solid rgba(0,0,0,0.05);
      padding-top: 15px;
    }

    
    .cta-row {
      background: linear-gradient(135deg, var(--bg-dark) 0%, #1e293b 100%);
      color: #ffffff;
      padding: 80px 0;
      text-align: center;
    }
    .cta-content {
      max-width: 800px;
      margin: 0 auto;
    }
    .cta-content h2 { font-size: 36px; font-weight: 700; margin-bottom: 20px; }
    .cta-content p { font-size: 16px; color: #94a3b8; margin-bottom: 30px; }

    
    footer {
      background-color: var(--bg-dark);
      color: #94a3b8;
      padding: 80px 0 30px;
      border-top: 1px solid rgba(255,255,255,0.05);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-brand { grid-column: span 2; }
    @media (max-width: 768px) {
      .footer-brand { grid-column: span 1; }
    }
    .footer-brand p { margin-top: 15px; font-size: 14px; line-height: 1.6; }
    .footer-heading {
      color: #ffffff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 20px;
    }
    .footer-links li { margin-bottom: 10px; }
    .footer-links a { font-size: 14px; }
    .footer-links a:hover { color: #ffffff; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.08);
      padding-top: 30px;
      text-align: center;
      font-size: 12px;
    }
    .footer-bottom p { margin-bottom: 10px; }

    
    @media (max-width: 768px) {
      .nav-menu, .header-actions .btn-outline { display: none; }
      .menu-toggle { display: block; }
      .hero-title { font-size: 32px; }
    }