:root {
      --primary: rgb(3, 218, 198);
      --primary-hover: #02b3a3;
      --bg-dark: #070b19;
      --bg-card: #111827;
      --bg-light: #1f2937;
      --text-light: #f3f4f6;
      --text-gray: #9ca3af;
      --glacier-blue: #e0f2fe;
      --silver-white: #f8fafc;
      --deep-sea-ink: #0b0f19;
      --border-color: rgba(3, 218, 198, 0.15);
      --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, sans-serif;
      background-color: var(--deep-sea-ink);
      color: var(--text-light);
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    
    header {
      background-color: rgba(11, 15, 25, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      height: 70px;
      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: 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(--primary);
      white-space: nowrap;
      letter-spacing: 1px;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      gap: 30px;
    }

    .nav-menu a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-gray);
      padding: 8px 12px;
      border-radius: 6px;
    }

    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary);
      background-color: rgba(3, 218, 198, 0.1);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 10px;
    }

    .nav-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--text-light);
      margin: 5px 0;
      transition: var(--transition);
    }

    
    .drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.7);
      z-index: 1001;
      opacity: 0;
      visibility: hidden;
      transition: var(--transition);
    }

    .drawer-overlay.active {
      opacity: 1;
      visibility: visible;
    }

    .drawer-menu {
      position: fixed;
      top: 0;
      left: -280px;
      width: 280px;
      height: 100%;
      background-color: var(--bg-card);
      border-right: 1px solid var(--border-color);
      z-index: 1002;
      padding: 30px 20px;
      display: flex;
      flex-direction: column;
      gap: 20px;
      transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .drawer-menu.active {
      transform: translateX(280px);
    }

    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 20px;
    }

    .drawer-close {
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-gray);
      cursor: pointer;
    }

    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .drawer-nav a {
      font-size: 16px;
      padding: 10px 15px;
      border-radius: 6px;
      color: var(--text-light);
    }

    .drawer-nav a:hover {
      background-color: rgba(3, 218, 198, 0.1);
      color: var(--primary);
    }

    
    .hero {
      position: relative;
      background: radial-gradient(circle at 50% 30%, rgba(29, 123, 255, 0.15) 0%, rgba(3, 218, 198, 0.05) 50%, var(--deep-sea-ink) 100%);
      padding: 100px 20px 80px 20px;
      text-align: center;
      overflow: hidden;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .hero-container {
      max-width: 1000px;
      margin: 0 auto;
      position: relative;
      z-index: 5;
    }

    .hero-tag {
      display: inline-block;
      background: linear-gradient(135deg, rgba(29, 123, 255, 0.2) 0%, rgba(3, 218, 198, 0.2) 100%);
      border: 1px solid var(--primary);
      color: var(--glacier-blue);
      padding: 6px 18px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 25px;
      letter-spacing: 1px;
    }

    .hero h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.2;
      color: var(--silver-white);
      margin-bottom: 20px;
      background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero p {
      font-size: 18px;
      color: var(--text-gray);
      max-width: 700px;
      margin: 0 auto 35px auto;
    }

    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 15px;
      margin-bottom: 60px;
    }

    .btn {
      display: inline-block;
      padding: 14px 32px;
      border-radius: 8px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      font-size: 15px;
    }

    .btn-primary {
      background: linear-gradient(135deg, #1D7BFF 0%, var(--primary) 100%);
      color: #070b19;
      box-shadow: 0 4px 20px rgba(3, 218, 198, 0.3);
    }

    .btn-primary:hover {
      box-shadow: 0 6px 24px rgba(3, 218, 198, 0.5);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background-color: rgba(255, 255, 255, 0.05);
      color: var(--silver-white);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.1);
      transform: translateY(-2px);
    }

    
    .visual-wrapper {
      position: relative;
      max-width: 800px;
      margin: 40px auto 0 auto;
    }

    .main-visual-panel {
      background: rgba(17, 24, 39, 0.8);
      border: 1px solid rgba(3, 218, 198, 0.2);
      border-radius: 16px;
      padding: 40px;
      box-shadow: 0 20px 40px rgba(0,0,0,0.5);
      position: relative;
      z-index: 2;
    }

    
    .draw-panel-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 25px;
      border-bottom: 1px solid rgba(255,255,255,0.05);
      padding-bottom: 15px;
    }

    .draw-status {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
    }

    .pulse-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background-color: var(--primary);
      box-shadow: 0 0 10px var(--primary);
      animation: pulse 1.5s infinite;
    }

    @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; }
    }

    .draw-numbers {
      display: flex;
      justify-content: center;
      gap: 15px;
      margin: 20px 0;
    }

    .draw-ball {
      width: 55px;
      height: 55px;
      border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, #2e3b5e, #111827);
      border: 2px solid var(--primary);
      color: var(--primary);
      font-size: 22px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(3, 218, 198, 0.1);
    }

    
    .floating-card {
      position: absolute;
      background: rgba(17, 24, 39, 0.9);
      border: 1px solid rgba(29, 123, 255, 0.3);
      padding: 15px 20px;
      border-radius: 12px;
      box-shadow: 0 10px 25px rgba(0,0,0,0.4);
      z-index: 3;
      text-align: left;
      width: 180px;
    }

    .floating-card h4 {
      font-size: 14px;
      color: var(--silver-white);
      margin-bottom: 5px;
    }

    .floating-card p {
      font-size: 12px;
      color: var(--text-gray);
      margin: 0;
    }

    .fc-1 { top: -20px; left: -90px; border-color: var(--primary); }
    .fc-2 { top: -20px; right: -90px; border-color: #1D7BFF; }
    .fc-3 { bottom: 20px; left: -110px; border-color: #1D7BFF; }
    .fc-4 { bottom: 20px; right: -110px; border-color: var(--primary); }

    
    .features {
      padding: 80px 20px;
      background-color: var(--bg-dark);
    }

    .section-title {
      text-align: center;
      margin-bottom: 50px;
    }

    .section-title h2 {
      font-size: 32px;
      color: var(--silver-white);
      margin-bottom: 15px;
    }

    .section-title p {
      color: var(--text-gray);
      max-width: 600px;
      margin: 0 auto;
    }

    .features-grid {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .feature-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      transition: var(--transition);
    }

    .feature-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary);
    }

    .feature-icon {
      width: 50px;
      height: 50px;
      background-color: rgba(3, 218, 198, 0.1);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary);
      font-size: 24px;
    }

    .feature-card h3 {
      font-size: 20px;
      color: var(--silver-white);
      margin-bottom: 12px;
    }

    .feature-card p {
      font-size: 14px;
      color: var(--text-gray);
    }

    
    .content-area {
      padding: 80px 20px;
      background-color: var(--deep-sea-ink);
    }

    .content-layout {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 40px;
    }

    .articles-list {
      display: flex;
      flex-direction: column;
      gap: 25px;
    }

    .article-card {
      display: flex;
      gap: 20px;
      background-color: var(--bg-card);
      border: 1px solid rgba(255,255,255,0.05);
      border-radius: 12px;
      overflow: hidden;
      transition: var(--transition);
    }

    .article-card:hover {
      border-color: var(--border-color);
    }

    .article-img {
      width: 200px;
      height: 140px;
      object-fit: cover;
      flex-shrink: 0;
    }

    .article-info {
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .article-meta {
      font-size: 12px;
      color: var(--text-gray);
      display: flex;
      gap: 15px;
      margin-bottom: 8px;
    }

    .article-info h3 {
      font-size: 18px;
      color: var(--silver-white);
      margin-bottom: 8px;
    }

    .article-info p {
      font-size: 14px;
      color: var(--text-gray);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    
    .sidebar {
      display: flex;
      flex-direction: column;
      gap: 30px;
    }

    .widget {
      background-color: var(--bg-card);
      border: 1px solid rgba(255,255,255,0.05);
      border-radius: 12px;
      padding: 24px;
    }

    .widget-title {
      font-size: 18px;
      color: var(--silver-white);
      margin-bottom: 20px;
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag-link {
      font-size: 13px;
      padding: 6px 12px;
      background-color: var(--bg-light);
      border-radius: 4px;
      color: var(--text-gray);
    }

    .tag-link:hover {
      background-color: var(--primary);
      color: #000;
    }

    
    footer {
      background-color: var(--deep-sea-ink);
      border-top: 1px solid var(--border-color);
      padding: 60px 20px 20px 20px;
    }

    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      font-size: 18px;
      color: var(--silver-white);
      margin-bottom: 15px;
    }

    .footer-brand p {
      font-size: 14px;
      color: var(--text-gray);
    }

    .footer-links h4 {
      font-size: 16px;
      color: var(--silver-white);
      margin-bottom: 15px;
    }

    .footer-links ul {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links a {
      font-size: 14px;
      color: var(--text-gray);
    }

    .footer-links a:hover {
      color: var(--primary);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.05);
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: var(--text-gray);
    }

    
    @media (max-width: 992px) {
      .floating-card {
        display: none; 
      }
      .visual-wrapper {
        margin: 20px auto 0 auto;
      }
      .content-layout {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .nav-toggle {
        display: block;
      }
      .hero h1 {
        font-size: 32px;
      }
      .draw-numbers {
        gap: 8px;
      }
      .draw-ball {
        width: 40px;
        height: 40px;
        font-size: 16px;
      }
      .article-card {
        flex-direction: column;
      }
      .article-img {
        width: 100%;
        height: 180px;
      }
    }