:root {
      --primary-color: #1D7BFF;
      --primary-hover: #0056cc;
      --bg-dark: #0a1128;
      --bg-light: #f4f7fa;
      --bg-white: #ffffff;
      --text-dark: #0f172a;
      --text-gray: #475569;
      --text-light: #94a3b8;
      --border-color: rgba(226, 232, 240, 0.8);
      --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
      --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;
      color: var(--text-dark);
      background-color: var(--bg-light);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    img {
      max-width: 100%;
      height: auto;
    }

    
    .header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
    }

    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 16px 24px;
      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(--text-dark);
      white-space: nowrap;
      letter-spacing: -0.5px;
    }

    .nav-desktop {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-desktop a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-gray);
      padding: 6px 0;
      position: relative;
    }

    .nav-desktop a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary-color);
      transition: var(--transition);
    }

    .nav-desktop a:hover {
      color: var(--primary-color);
    }

    .nav-desktop a:hover::after {
      width: 100%;
    }

    .nav-btn {
      background-color: var(--primary-color);
      color: #fff !important;
      padding: 10px 24px !important;
      border-radius: 8px;
      font-weight: 600 !important;
      box-shadow: 0 4px 14px rgba(29, 123, 255, 0.25);
    }

    .nav-btn:hover {
      background-color: var(--primary-hover);
      transform: translateY(-1px);
    }

    .nav-btn::after {
      display: none !important;
    }

    .nav-mobile-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

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

    
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      z-index: 1000;
      transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      display: flex;
    }

    .mobile-drawer.active {
      left: 0;
    }

    .drawer-backdrop {
      flex: 1;
      background: rgba(10, 17, 40, 0.6);
      backdrop-filter: blur(4px);
    }

    .drawer-content {
      width: 300px;
      background-color: var(--bg-white);
      height: 100%;
      box-shadow: 4px 0 30px rgba(0, 0, 0, 0.15);
      display: flex;
      flex-direction: column;
      padding: 24px;
    }

    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 40px;
    }

    .drawer-header .close-btn {
      background: none;
      border: none;
      font-size: 28px;
      cursor: pointer;
      color: var(--text-gray);
    }

    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .drawer-nav a {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-dark);
      padding: 10px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .drawer-nav a:hover {
      color: var(--primary-color);
      padding-left: 8px;
    }

    
    .hero-layout-01 {
      background: radial-gradient(circle at top, #13244d 0%, #050b1a 100%);
      color: #fff;
      padding: 120px 24px 200px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .hero-layout-01::before {
      content: '';
      position: absolute;
      top: -20%;
      left: 50%;
      transform: translateX(-50%);
      width: 1000px;
      height: 400px;
      background: radial-gradient(ellipse, rgba(29, 123, 255, 0.15) 0%, rgba(29, 123, 255, 0) 70%);
      pointer-events: none;
    }

    .hero-inner {
      max-width: 900px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-manifesto {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(29, 123, 255, 0.1);
      border: 1px solid rgba(29, 123, 255, 0.2);
      color: #79b1ff;
      padding: 8px 16px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 1px;
      margin-bottom: 28px;
      text-transform: uppercase;
    }

    .hero-manifesto span {
      width: 6px;
      height: 6px;
      background-color: var(--primary-color);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary-color);
    }

    .hero-title {
      font-size: 52px;
      font-weight: 800;
      line-height: 1.15;
      margin-bottom: 24px;
      letter-spacing: -1px;
      background: linear-gradient(135deg, #ffffff 0%, #a5c7f7 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 18px;
      color: #a0aec0;
      max-width: 680px;
      margin: 0 auto 40px;
      line-height: 1.6;
    }

    .hero-buttons {
      display: flex;
      gap: 16px;
      justify-content: center;
      margin-bottom: 40px;
    }

    .btn-primary {
      background-color: var(--primary-color);
      color: #ffffff;
      padding: 14px 32px;
      border-radius: 8px;
      font-weight: 600;
      box-shadow: 0 8px 24px rgba(29, 123, 255, 0.35);
    }

    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.05);
      color: #ffffff;
      border: 1px solid rgba(255, 255, 255, 0.15);
      padding: 14px 32px;
      border-radius: 8px;
      font-weight: 600;
      backdrop-filter: blur(10px);
    }

    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.25);
      transform: translateY(-2px);
    }

    
    .visual-wrapper {
      position: relative;
      max-width: 1100px;
      margin: -140px auto 0;
      padding: 0 24px;
      z-index: 10;
    }

    .main-visual-panel {
      background: rgba(10, 17, 40, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 30px;
      backdrop-filter: blur(16px);
      box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.5);
    }

    .panel-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding-bottom: 16px;
      margin-bottom: 24px;
    }

    .panel-dots {
      display: flex;
      gap: 6px;
    }

    .panel-dots span {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.15);
    }

    .panel-dots span:nth-child(1) { background-color: #ff5f56; }
    .panel-dots span:nth-child(2) { background-color: #ffbd2e; }
    .panel-dots span:nth-child(3) { background-color: #27c93f; }

    .panel-title {
      font-size: 13px;
      color: #79b1ff;
      font-weight: 600;
      letter-spacing: 1px;
    }

    .panel-chart {
      height: 220px;
      display: flex;
      align-items: flex-end;
      gap: 16px;
      padding: 20px 10px;
    }

    .chart-bar {
      flex: 1;
      background: linear-gradient(to top, rgba(29, 123, 255, 0.1), rgba(29, 123, 255, 0.6));
      border-radius: 4px 4px 0 0;
      height: 50%;
      position: relative;
      animation: grow 1s forwards;
    }

    .chart-bar:nth-child(1) { height: 45%; }
    .chart-bar:nth-child(2) { height: 75%; }
    .chart-bar:nth-child(3) { height: 55%; }
    .chart-bar:nth-child(4) { height: 90%; }
    .chart-bar:nth-child(5) { height: 65%; }
    .chart-bar:nth-child(6) { height: 80%; }
    .chart-bar:nth-child(7) { height: 95%; }

    @keyframes grow {
      from { height: 0; }
    }

    .surrounding-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 32px;
    }

    .floating-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 14px;
      padding: 24px;
      box-shadow: var(--card-shadow);
      text-align: left;
      transition: var(--transition);
    }

    .floating-card:hover {
      transform: translateY(-5px);
      border-color: var(--primary-color);
      box-shadow: 0 15px 35px rgba(29, 123, 255, 0.1);
    }

    .card-icon {
      width: 48px;
      height: 48px;
      background: rgba(29, 123, 255, 0.08);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary-color);
    }

    .floating-card h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 8px;
    }

    .floating-card p {
      font-size: 13px;
      color: var(--text-gray);
      line-height: 1.5;
    }

    
    .section {
      padding: 80px 24px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .section-title-wrap {
      text-align: center;
      margin-bottom: 60px;
    }

    .section-tag {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-color);
      text-transform: uppercase;
      letter-spacing: 2px;
      margin-bottom: 12px;
      display: inline-block;
    }

    .section-title {
      font-size: 36px;
      font-weight: 800;
      color: var(--text-dark);
      letter-spacing: -0.5px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }

    .feature-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 36px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--primary-color);
      opacity: 0;
      transition: var(--transition);
    }

    .feature-card:hover {
      box-shadow: var(--card-shadow);
      transform: translateY(-2px);
    }

    .feature-card:hover::before {
      opacity: 1;
    }

    .feature-num {
      font-size: 36px;
      font-weight: 900;
      color: rgba(29, 123, 255, 0.15);
      line-height: 1;
      margin-bottom: 16px;
    }

    .feature-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-dark);
    }

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

    
    .stream-container {
      background: var(--bg-white);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .articles-section {
      padding: 80px 24px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }

    .article-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .article-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
      border-color: var(--primary-color);
    }

    .article-img-wrap {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #e2e8f0;
    }

    .article-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }

    .article-item:hover .article-img-wrap img {
      transform: scale(1.05);
    }

    .article-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(10, 17, 40, 0.75);
      backdrop-filter: blur(4px);
      color: #fff;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 11px;
      font-weight: 600;
    }

    .article-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

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

    .article-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 12px;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .article-summary {
      font-size: 13px;
      color: var(--text-gray);
      margin-bottom: 20px;
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -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-btn {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary-color);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .article-btn:hover {
      color: var(--primary-hover);
    }

    
    .cta-section {
      padding: 100px 24px;
      text-align: center;
      background: linear-gradient(135deg, #0a1128 0%, #101d42 100%);
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .cta-inner {
      max-width: 800px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .cta-title {
      font-size: 40px;
      font-weight: 800;
      margin-bottom: 20px;
    }

    .cta-desc {
      font-size: 16px;
      color: #a0aec0;
      margin-bottom: 36px;
    }

    
    .footer {
      background-color: #050b1a;
      color: #a0aec0;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 80px 24px 30px;
    }

    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 60px;
      margin-bottom: 60px;
    }

    .footer-brand .logo span {
      color: #fff;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.6;
      margin-top: 20px;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }

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

    .footer-col ul li {
      margin-bottom: 12px;
    }

    .footer-col ul li a {
      font-size: 14px;
    }

    .footer-col ul li a:hover {
      color: #fff;
    }

    .tag-cloud-mini {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .tag-cloud-mini a {
      font-size: 12px;
      background: rgba(255, 255, 255, 0.05);
      padding: 6px 12px;
      border-radius: 4px;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .tag-cloud-mini a:hover {
      background: rgba(29, 123, 255, 0.1);
      border-color: var(--primary-color);
      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;
    }

    @media (max-width: 1024px) {
      .surrounding-cards {
        grid-template-columns: repeat(2, 1fr);
      }
      .feature-grid, .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
      }
    }

    @media (max-width: 768px) {
      .nav-desktop {
        display: none;
      }
      .nav-mobile-toggle {
        display: block;
      }
      .hero-title {
        font-size: 36px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .hero-buttons {
        flex-direction: column;
      }
      .surrounding-cards {
        grid-template-columns: 1fr;
      }
      .feature-grid, .articles-grid {
        grid-template-columns: 1fr;
      }
      .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
      }
    }