:root {
      --primary: #2563EB;
      --primary-hover: #1D4ED8;
      --secondary: #38BDF8;
      --accent: #A5F3FC;
      --bg-dark: #0F172A;
      --bg-light: #EEF6FF;
      --bg-ultra: #F8FBFF;
      --text-dark: #0F172A;
      --text-muted: #475569;
      --border-color: rgba(37, 99, 235, 0.1);
      --card-shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
      --theme-gray: rgb(66,70,81);
    }

    * {
      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(--bg-ultra);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    
    .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-dark);
      white-space: nowrap;
      letter-spacing: -0.5px;
    }

    
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(248, 251, 255, 0.8);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .desktop-menu {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .desktop-menu a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
    }
    .desktop-menu a:hover {
      color: var(--primary);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn-action {
      background: var(--primary);
      color: white;
      padding: 10px 20px;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 600;
      border: none;
      cursor: pointer;
    }
    .btn-action:hover {
      background: var(--primary-hover);
    }
    .menu-trigger {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      color: var(--text-dark);
    }

    
    .drawer-backdrop {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(15, 23, 42, 0.4);
      backdrop-filter: blur(4px);
      z-index: 150;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
    }
    .drawer-backdrop.active {
      opacity: 1;
      visibility: visible;
    }
    .drawer-menu {
      position: fixed;
      top: 0;
      left: -280px;
      width: 280px;
      height: 100%;
      background: var(--bg-ultra);
      z-index: 160;
      box-shadow: 20px 0 40px rgba(15, 23, 42, 0.1);
      display: flex;
      flex-direction: column;
      padding: 24px;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .drawer-menu.active {
      left: 0;
    }
    .drawer-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 40px;
    }
    .drawer-close {
      background: none;
      border: none;
      cursor: pointer;
      color: var(--text-dark);
    }
    .drawer-links {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .drawer-links a {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-dark);
      padding: 8px 0;
      border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    
    .hero-layout-01 {
      position: relative;
      padding: 80px 20px 140px;
      background: radial-gradient(120% 120% at 50% 10%, #EEF6FF 0%, #F8FBFF 50%, #FFFFFF 100%);
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      overflow: hidden;
    }
    .hero-bg-decoration {
      position: absolute;
      top: -10%;
      width: 100%;
      height: 80%;
      background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
      pointer-events: none;
      z-index: 0;
    }
    .hero-content-center {
      position: relative;
      z-index: 1;
      max-width: 800px;
      margin-bottom: 60px;
    }
    .hero-badge {
      display: inline-block;
      padding: 8px 16px;
      background: rgba(37, 99, 235, 0.08);
      border: 1px solid rgba(37, 99, 235, 0.15);
      color: var(--primary);
      border-radius: 99px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      margin-bottom: 24px;
      text-transform: uppercase;
    }
    .hero-title {
      font-size: clamp(32px, 5vw, 56px);
      line-height: 1.15;
      font-weight: 900;
      color: var(--bg-dark);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-title span {
      background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-subtitle {
      font-size: clamp(16px, 2vw, 20px);
      color: var(--text-muted);
      margin-bottom: 36px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-btns {
      display: flex;
      gap: 16px;
      justify-content: center;
    }
    .btn-hero-primary {
      background: var(--primary);
      color: white;
      padding: 16px 36px;
      border-radius: 12px;
      font-weight: 700;
      box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.3);
    }
    .btn-hero-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
    }
    .btn-hero-secondary {
      background: white;
      color: var(--primary);
      padding: 16px 36px;
      border-radius: 12px;
      font-weight: 700;
      border: 1px solid var(--border-color);
    }
    .btn-hero-secondary:hover {
      background: rgba(37, 99, 235, 0.02);
      transform: translateY(-2px);
    }

    
    .hero-visual-wrapper {
      position: relative;
      max-width: 1200px;
      width: 100%;
      z-index: 2;
      margin-top: 20px;
    }
    .hero-main-panel {
      background: rgba(255, 255, 255, 0.8);
      backdrop-filter: blur(20px);
      border: 1px solid rgba(255, 255, 255, 0.6);
      border-radius: 24px;
      box-shadow: 0 30px 60px rgba(15, 23, 42, 0.08);
      padding: 40px;
      min-height: 380px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }
    .system-preview-chart {
      width: 100%;
      height: 220px;
      background: linear-gradient(180deg, rgba(56, 189, 248, 0.05) 0%, rgba(37, 99, 235, 0.02) 100%);
      border-radius: 16px;
      border: 1px dashed rgba(37, 99, 235, 0.2);
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .system-preview-chart svg {
      position: absolute;
      width: 100%;
      height: 100%;
    }
    .floating-cards-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: -40px;
      position: relative;
      z-index: 10;
      padding: 0 20px;
    }
    .hero-floating-card {
      background: rgba(255, 255, 255, 0.7);
      backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.8);
      box-shadow: var(--card-shadow);
      border-radius: 16px;
      padding: 24px;
      transition: all 0.3s ease;
    }
    .hero-floating-card:hover {
      transform: translateY(-5px);
      background: rgba(255, 255, 255, 0.9);
      border-color: var(--primary);
    }
    .card-icon {
      width: 48px;
      height: 48px;
      background: var(--bg-light);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      color: var(--primary);
    }
    .card-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--bg-dark);
    }
    .card-desc {
      font-size: 13px;
      color: var(--text-muted);
    }

    
    .market-ticker {
      background: var(--bg-dark);
      color: white;
      padding: 16px 0;
      overflow: hidden;
    }
    .market-ticker-inner {
      display: flex;
      gap: 40px;
      animation: ticker 25s linear infinite;
      white-space: nowrap;
      width: max-content;
    }
    .ticker-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
    }
    .ticker-pair {
      font-weight: 700;
    }
    .ticker-price {
      font-family: monospace;
    }
    .ticker-change.up { color: #10B981; }
    .ticker-change.down { color: #EF4444; }

    
    section {
      padding: 100px 20px;
    }
    .section-container {
      max-width: 1200px;
      margin: 0 auto;
    }
    .section-header {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 60px;
    }
    .section-badge {
      color: var(--primary);
      font-weight: 700;
      font-size: 14px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 36px;
      font-weight: 800;
      margin-top: 8px;
    }

    
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .feature-card {
      background: white;
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 32px;
      transition: all 0.3s ease;
    }
    .feature-card:hover {
      box-shadow: var(--card-shadow);
      transform: translateY(-4px);
    }

    
    .article-section {
      background: var(--bg-ultra);
    }
    .article-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .article-card {
      background: white;
      border-radius: 16px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: all 0.3s ease;
    }
    .article-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--card-shadow);
    }
    .article-img {
      height: 200px;
      background: #E2E8F0;
      position: relative;
    }
    .article-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .article-info {
      padding: 24px;
    }
    .article-meta {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 12px;
      display: flex;
      justify-content: space-between;
    }
    .article-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .article-summary {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .article-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .tag-badge {
      font-size: 11px;
      padding: 4px 8px;
      background: var(--bg-light);
      color: var(--primary);
      border-radius: 4px;
    }

    
    .cta-section {
      background: linear-gradient(135deg, var(--bg-dark) 0%, #1E293B 100%);
      color: white;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-container {
      position: relative;
      z-index: 1;
    }

    
    footer {
      background: #0B0F19;
      color: #94A3B8;
      padding: 80px 20px 40px;
      border-top: 1px solid #1E293B;
    }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 48px;
      margin-bottom: 60px;
    }
    .footer-brand .logo span {
      color: white;
    }
    .footer-brand p {
      margin-top: 16px;
      font-size: 14px;
      line-height: 1.6;
    }
    .footer-title {
      color: white;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 24px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a {
      font-size: 14px;
    }
    .footer-links a:hover {
      color: white;
    }
    .footer-bottom {
      max-width: 1200px;
      margin: 0 auto;
      padding-top: 40px;
      border-top: 1px solid #1E293B;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    @keyframes ticker {
      0% { transform: translate3d(0, 0, 0); }
      100% { transform: translate3d(-50%, 0, 0); }
    }

    @media (max-width: 992px) {
      .floating-cards-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .features-grid, .article-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-container {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .desktop-menu, .header-actions {
        display: none;
      }
      .menu-trigger {
        display: block;
      }
      .floating-cards-grid {
        grid-template-columns: 1fr;
        margin-top: 20px;
      }
      .features-grid, .article-grid {
        grid-template-columns: 1fr;
      }
      .footer-container {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
      }
    }