:root {
      --primary-color: rgb(220, 38, 38);
      --primary-hover: rgb(185, 28, 28);
      --glacier-blue: #0EA5E9;
      --glacier-light: #E0F2FE;
      --deep-sea: #0B1329;
      --deep-sea-accent: #1C2541;
      --silver-white: #F8FAFC;
      --slate-300: #CBD5E1;
      --slate-700: #334155;
      --slate-900: #0F172A;
      --border-color: #E2E8F0;
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: var(--font-family);
      background-color: var(--silver-white);
      color: var(--slate-900);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    
    header {
      position: sticky;
      top: 0;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      z-index: 1000;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }

    .nav-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 80px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .logo img {
      display: block;
      height: 44px;
      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(--slate-900);
      white-space: nowrap;
      letter-spacing: -0.5px;
    }

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

    .nav-menu a {
      font-size: 16px;
      font-weight: 600;
      color: var(--slate-700);
      padding: 8px 0;
      position: relative;
    }

    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary-color);
    }

    .nav-menu a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary-color);
      transition: width 0.3s ease;
    }

    .nav-menu a:hover::after, .nav-menu a.active::after {
      width: 100%;
    }

    .burger-btn {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: var(--slate-900);
      padding: 8px;
    }

    
    .drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(15, 23, 42, 0.6);
      backdrop-filter: blur(4px);
      z-index: 1999;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s ease;
    }

    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      width: 320px;
      height: 100vh;
      background: white;
      z-index: 2000;
      box-shadow: 10px 0 30px rgba(0, 0, 0, 0.15);
      transform: translateX(-100%);
      transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      display: flex;
      flex-direction: column;
      padding: 24px;
    }

    .drawer-open .drawer-overlay {
      opacity: 1;
      pointer-events: auto;
    }

    .drawer-open .mobile-drawer {
      transform: translateX(0);
    }

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

    .drawer-close {
      background: none;
      border: none;
      font-size: 28px;
      cursor: pointer;
      color: var(--slate-700);
    }

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

    .drawer-menu a {
      font-size: 18px;
      font-weight: 600;
      color: var(--slate-700);
      padding: 12px 16px;
      border-radius: 8px;
      background: var(--silver-white);
    }

    .drawer-menu a:hover, .drawer-menu a.active {
      background: var(--primary-color);
      color: white;
    }

    
    .hero {
      position: relative;
      background: radial-gradient(circle at top, var(--deep-sea-accent) 0%, var(--deep-sea) 100%);
      color: white;
      padding: 120px 0 160px;
      overflow: hidden;
      text-align: center;
    }

    .hero::before {
      content: '';
      position: absolute;
      top: -10%;
      left: 50%;
      transform: translateX(-50%);
      width: 1000px;
      height: 600px;
      background: radial-gradient(circle, rgba(29, 123, 255, 0.25) 0%, transparent 70%);
      z-index: 1;
      pointer-events: none;
    }

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

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(14, 165, 233, 0.15);
      border: 1px solid rgba(14, 165, 233, 0.3);
      padding: 8px 16px;
      border-radius: 100px;
      font-size: 14px;
      font-weight: 700;
      color: var(--glacier-blue);
      margin-bottom: 24px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .hero-title {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.25;
      color: white;
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-title span {
      background: linear-gradient(135deg, #1D7BFF 0%, var(--glacier-blue) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 18px;
      color: var(--slate-300);
      margin-bottom: 40px;
      max-width: 680px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 80px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 32px;
      border-radius: 8px;
      font-size: 16px;
      font-weight: 700;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      cursor: pointer;
    }

    .btn-primary {
      background-color: var(--primary-color);
      color: white;
      box-shadow: 0 4px 14px rgba(220, 38, 38, 0.4);
    }

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

    .btn-secondary {
      background-color: rgba(255, 255, 255, 0.1);
      color: white;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-2px);
    }

    
    .hero-visual-wrapper {
      position: relative;
      max-width: 800px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .hero-main-panel {
      background: linear-gradient(135deg, var(--deep-sea-accent) 0%, rgba(15, 23, 42, 0.8) 100%);
      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);
      position: relative;
      overflow: hidden;
    }

    .hero-main-panel::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #1D7BFF, var(--glacier-blue), var(--primary-color));
    }

    .dashboard-mockup {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .mockup-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 16px;
    }

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

    .mockup-dots span {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.2);
    }

    .mockup-dots span:nth-child(1) { background-color: #EF4444; }
    .mockup-dots span:nth-child(2) { background-color: #F59E0B; }
    .mockup-dots span:nth-child(3) { background-color: #10B981; }

    .mockup-title {
      font-size: 13px;
      font-weight: 600;
      color: var(--slate-300);
      background: rgba(255, 255, 255, 0.05);
      padding: 4px 12px;
      border-radius: 100px;
    }

    .mockup-body {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 16px;
    }

    .mockup-chart {
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 8px;
      height: 160px;
      display: flex;
      align-items: flex-end;
      padding: 16px;
      gap: 8px;
    }

    .mockup-bar {
      flex: 1;
      background: linear-gradient(180deg, rgba(29, 123, 255, 0.1), #1D7BFF);
      border-radius: 4px 4px 0 0;
      transition: height 1s ease;
    }

    .mockup-bar:nth-child(1) { height: 40%; }
    .mockup-bar:nth-child(2) { height: 60%; }
    .mockup-bar:nth-child(3) { height: 45%; }
    .mockup-bar:nth-child(4) { height: 90%; background: linear-gradient(180deg, rgba(220, 38, 38, 0.1), var(--primary-color)); }
    .mockup-bar:nth-child(5) { height: 75%; }

    .mockup-side {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .mockup-widget {
      background: rgba(255, 255, 255, 0.04);
      border-radius: 8px;
      padding: 12px;
      text-align: left;
    }

    .mockup-widget-label {
      font-size: 11px;
      color: var(--slate-300);
    }

    .mockup-widget-value {
      font-size: 18px;
      font-weight: 700;
      color: white;
    }

    
    .floating-card {
      position: absolute;
      background: rgba(11, 19, 41, 0.85);
      backdrop-filter: blur(12px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      padding: 16px;
      border-radius: 12px;
      text-align: left;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
      width: 180px;
      z-index: 10;
    }

    .floating-card .icon {
      font-size: 24px;
      margin-bottom: 8px;
    }

    .floating-card .title {
      font-size: 14px;
      font-weight: 700;
      color: white;
      margin-bottom: 4px;
    }

    .floating-card .desc {
      font-size: 11px;
      color: var(--slate-300);
    }

    .floating-card.card-1 { top: -20px; left: -60px; }
    .floating-card.card-2 { top: 120px; right: -60px; }
    .floating-card.card-3 { bottom: -20px; left: -30px; }
    .floating-card.card-4 { bottom: 40px; right: -80px; }

    
    .advantages {
      padding: 100px 0;
      background: white;
    }

    .section-header {
      text-align: center;
      max-width: 700px;
      margin: 0 auto 60px;
    }

    .section-header h2 {
      font-size: 36px;
      font-weight: 800;
      color: var(--slate-900);
      margin-bottom: 16px;
    }

    .section-header p {
      font-size: 16px;
      color: var(--slate-700);
    }

    .adv-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 32px;
    }

    .adv-card {
      background: var(--silver-white);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px 32px;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .adv-card:hover {
      transform: translateY(-8px);
      border-color: var(--glacier-blue);
      box-shadow: 0 12px 30px rgba(14, 165, 233, 0.1);
    }

    .adv-card .icon-box {
      width: 60px;
      height: 60px;
      background: var(--glacier-light);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 28px;
      color: #1D7BFF;
      margin-bottom: 24px;
    }

    .adv-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--slate-900);
      margin-bottom: 12px;
    }

    .adv-card p {
      color: var(--slate-700);
      font-size: 15px;
    }

    
    .news-section {
      padding: 100px 0;
      background: var(--silver-white);
    }

    .news-container {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 48px;
    }

    .news-title-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-left: 4px solid var(--primary-color);
      padding-left: 16px;
      margin-bottom: 32px;
    }

    .news-title-bar h2 {
      font-size: 24px;
      font-weight: 800;
      color: var(--slate-900);
    }

    .articles-grid {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .article-card-horizontal {
      background: white;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      gap: 24px;
      transition: all 0.3s ease;
    }

    .article-card-horizontal:hover {
      transform: translateY(-4px);
      box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      border-color: #1D7BFF;
    }

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

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

    .article-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--slate-900);
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .article-summary {
      font-size: 14px;
      color: var(--slate-700);
      margin-bottom: 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .article-meta {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 12px;
      color: var(--slate-700);
    }

    .article-meta span {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .article-tag {
      background: var(--glacier-light);
      color: #1D7BFF;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    
    .sidebar-hot {
      background: white;
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 32px;
      height: fit-content;
    }

    .hot-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .hot-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      padding-bottom: 16px;
      border-bottom: 1px dashed var(--border-color);
    }

    .hot-item:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .hot-rank {
      font-size: 18px;
      font-weight: 800;
      color: var(--primary-color);
      width: 24px;
      flex-shrink: 0;
    }

    .hot-item:nth-child(n+4) .hot-rank {
      color: var(--slate-300);
    }

    .hot-info h3 {
      font-size: 14px;
      font-weight: 700;
      color: var(--slate-900);
      margin-bottom: 4px;
    }

    .hot-info p {
      font-size: 12px;
      color: var(--slate-700);
    }

    
    .cta-section {
      background: linear-gradient(135deg, var(--primary-color) 0%, #991B1B 100%);
      color: white;
      padding: 80px 0;
      text-align: center;
    }

    .cta-container h2 {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .cta-container p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 32px;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }

    
    footer {
      background: var(--deep-sea);
      color: var(--slate-300);
      padding: 80px 0 30px;
      border-top: 4px solid var(--primary-color);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 48px;
      margin-bottom: 60px;
    }

    .footer-brand .logo span {
      color: white;
    }

    .footer-desc {
      margin-top: 20px;
      font-size: 14px;
      line-height: 1.8;
      color: var(--slate-300);
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: white;
      margin-bottom: 24px;
      position: relative;
    }

    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: -8px;
      left: 0;
      width: 30px;
      height: 2px;
      background-color: var(--primary-color);
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 12px;
      list-style: none;
    }

    .footer-links a {
      font-size: 14px;
    }

    .footer-links a:hover {
      color: white;
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    
    @media (max-width: 1024px) {
      .hero-title { font-size: 38px; }
      .floating-card.card-1 { left: -10px; }
      .floating-card.card-2 { right: -10px; }
      .floating-card.card-3 { left: 0px; }
      .floating-card.card-4 { right: 0px; }
      .news-container { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .burger-btn { display: block; }
      .hero { padding: 80px 0 100px; }
      .hero-title { font-size: 32px; }
      .hero-actions { flex-direction: column; gap: 12px; }
      .floating-card { display: none; }
      .article-card-horizontal { flex-direction: column; }
      .article-img { width: 100%; height: 200px; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    }