:root {
      --primary: rgb(12,113,195);
      --primary-hover: rgba(12,113,195,0.85);
      --primary-light: rgba(12,113,195,0.1);
      --dark-bg: #060b1a;
      --card-bg: #0d1527;
      --text-main: #f1f5f9;
      --text-muted: #94a3b8;
      --border-color: rgba(255,255,255,0.08);
      --success: #10b981;
      --danger: #ef4444;
      --white: #ffffff;
      --black: #000000;
      --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 Neue", Arial, "Noto Sans CJK SC", sans-serif;
      background-color: var(--dark-bg);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: var(--transition); }
    img { max-width: 100%; height: auto; }
    ul { list-style: none; }

    
    .header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 100;
      background: rgba(6, 11, 26, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .logo img {
      display: block;
      height: 36px;
      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(--white);
      white-space: nowrap;
    }
    .nav-list {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .nav-list a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
    }
    .nav-list a:hover {
      color: var(--primary);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      border-radius: 6px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      border: none;
    }
    .btn-primary {
      background: var(--primary);
      color: var(--white);
    }
    .btn-primary:hover {
      background: var(--primary-hover);
      box-shadow: 0 4px 14px rgba(12,113,195,0.4);
    }
    .btn-outline {
      background: transparent;
      border: 1px solid var(--border-color);
      color: var(--white);
    }
    .btn-outline:hover {
      background: rgba(255,255,255,0.05);
      border-color: var(--white);
    }
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--white);
      font-size: 24px;
      cursor: pointer;
    }

    
    .drawer-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.7);
      opacity: 0;
      pointer-events: none;
      transition: var(--transition);
      z-index: 999;
    }
    .drawer {
      position: fixed;
      left: -300px;
      top: 0;
      width: 300px;
      height: 100vh;
      background: var(--dark-bg);
      box-shadow: 4px 0 24px rgba(0,0,0,0.5);
      z-index: 1000;
      transition: var(--transition);
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 32px;
    }
    body.drawer-open .drawer { transform: translateX(300px); }
    body.drawer-open .drawer-overlay { opacity: 1; pointer-events: auto; }
    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .drawer-close {
      background: none;
      border: none;
      color: var(--white);
      font-size: 24px;
      cursor: pointer;
    }
    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .drawer-nav a {
      font-size: 16px;
      font-weight: 500;
      padding: 10px 0;
      border-bottom: 1px solid var(--border-color);
    }

    
    .hero {
      padding-top: 140px;
      padding-bottom: 80px;
      background: radial-gradient(circle at 50% 0%, rgba(12,113,195,0.15) 0%, rgba(6,11,26,0) 70%);
      position: relative;
    }
    .hero-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      text-align: center;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary-light);
      border: 1px solid rgba(12,113,195,0.3);
      color: var(--primary);
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 20px;
      color: var(--white);
    }
    .hero-subtitle {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 700px;
      margin: 0 auto 36px;
    }
    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 48px;
    }
    
    
    .dashboard-panel {
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 24px;
      box-shadow: 0 20px 40px rgba(0,0,0,0.4);
      margin-top: 20px;
    }
    .dashboard-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
    }
    .dashboard-title {
      font-size: 16px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .dashboard-status {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: var(--success);
    }
    .status-dot {
      width: 8px;
      height: 8px;
      background: var(--success);
      border-radius: 50%;
      animation: pulse 1.5s infinite;
    }
    .dashboard-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }
    .data-card {
      background: rgba(255,255,255,0.02);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 16px;
      text-align: left;
    }
    .data-pair {
      font-weight: 700;
      font-size: 14px;
      margin-bottom: 8px;
      display: flex;
      justify-content: space-between;
    }
    .data-price {
      font-size: 24px;
      font-weight: 800;
      color: var(--white);
      margin-bottom: 4px;
    }
    .data-change {
      font-size: 12px;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .up { color: var(--success); }
    .down { color: var(--danger); }

    
    .trust-strip {
      background: rgba(255,255,255,0.01);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 24px 0;
    }
    .trust-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-around;
      flex-wrap: wrap;
      gap: 24px;
    }
    .trust-item {
      text-align: center;
    }
    .trust-value {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary);
    }
    .trust-label {
      font-size: 13px;
      color: var(--text-muted);
    }

    
    .section {
      padding: 100px 0;
    }
    .section-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .section-header {
      text-align: center;
      margin-bottom: 60px;
    }
    .section-title {
      font-size: 36px;
      font-weight: 800;
      color: var(--white);
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 600px;
      margin: 0 auto;
    }
    .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: 32px;
      transition: var(--transition);
    }
    .feature-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary);
    }
    .feature-icon {
      width: 48px;
      height: 48px;
      background: var(--primary-light);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 24px;
      margin-bottom: 24px;
    }
    .feature-name {
      font-size: 20px;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 12px;
    }
    .feature-desc {
      font-size: 14px;
      color: var(--text-muted);
    }

    
    .cta {
      background: linear-gradient(135deg, var(--card-bg) 0%, rgba(12,113,195,0.2) 100%);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      text-align: center;
    }
    .cta-container {
      max-width: 800px;
      margin: 0 auto;
      padding: 80px 20px;
    }

    
    .articles-section {
      background: rgba(255,255,255,0.01);
    }
    .article-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;
      transition: var(--transition);
    }
    .article-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary);
    }
    .article-img {
      height: 200px;
      background-size: cover;
      background-position: center;
    }
    .article-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .article-meta {
      display: flex;
      gap: 16px;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }
    .article-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .article-summary {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .article-footer {
      margin-top: auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 16px;
      border-top: 1px solid var(--border-color);
    }
    .article-tag {
      background: rgba(255,255,255,0.05);
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 12px;
    }

    
    .footer {
      background: #03060d;
      border-top: 1px solid var(--border-color);
      padding: 80px 0 30px;
      color: var(--text-muted);
    }
    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 60px;
    }
    .footer-logo-area {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .footer-desc {
      font-size: 14px;
      line-height: 1.8;
    }
    .footer-title {
      color: var(--white);
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links a {
      font-size: 14px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .risk-warning {
      background: rgba(239,68,68,0.05);
      border: 1px solid rgba(239,68,68,0.15);
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 40px;
      font-size: 12px;
      line-height: 1.8;
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 13px;
    }

    @keyframes pulse {
      0% { transform: scale(0.9); opacity: 0.6; }
      50% { transform: scale(1.1); opacity: 1; }
      100% { transform: scale(0.9); opacity: 0.6; }
    }

    
    @media (max-width: 1024px) {
      .footer-container {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-list, .header-actions .btn-outline {
        display: none;
      }
      .menu-toggle {
        display: block;
      }
      .hero-title {
        font-size: 32px;
      }
      .footer-container {
        grid-template-columns: 1fr;
      }
    }