:root {
      --primary: rgb(15, 118, 110);
      --primary-hover: rgb(13, 98, 92);
      --primary-light: rgba(15, 118, 110, 0.1);
      --glacier-blue: #1D7BFF;
      --deep-ocean: #0b132b;
      --silver-white: #f8fafc;
      --dark-gray: #1e293b;
      --light-gray: #f1f5f9;
      --border-color: #e2e8f0;
      --text-main: #0f172a;
      --text-muted: #64748b;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --shadow: 0 4px 20px -2px rgba(15, 118, 110, 0.12);
      --radius: 12px;
      --container-width: 1200px;
    }

    * {
      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-main);
      background-color: var(--silver-white);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    
    .site-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 1px 3px rgba(0,0,0,0.02);
    }

    .header-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    .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: 18px;
      font-weight: 800;
      line-height: 1;
      color: var(--dark-gray);
      white-space: nowrap;
    }

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

    .desktop-nav a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-main);
    }

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

    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .nav-cta-btn {
      background: var(--primary);
      color: #fff;
      padding: 10px 24px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 600;
      box-shadow: var(--shadow);
    }

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

    .drawer-trigger {
      display: none;
      flex-direction: column;
      justify-content: space-between;
      width: 24px;
      height: 18px;
      background: none;
      border: none;
      cursor: pointer;
    }

    .drawer-trigger span {
      width: 100%;
      height: 2px;
      background: var(--text-main);
      border-radius: 2px;
      transition: var(--transition);
    }

    
    .mobile-drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.5);
      backdrop-filter: blur(4px);
      z-index: 150;
      opacity: 0;
      pointer-events: none;
      transition: var(--transition);
    }

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

    .mobile-drawer {
      position: fixed;
      top: 0;
      left: -320px;
      width: 300px;
      height: 100%;
      background: #fff;
      z-index: 160;
      box-shadow: 10px 0 30px rgba(0,0,0,0.1);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

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

    .drawer-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 24px;
      border-bottom: 1px solid var(--border-color);
    }

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

    .mobile-nav {
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 20px;
      flex-grow: 1;
      overflow-y: auto;
    }

    .mobile-nav a {
      font-size: 16px;
      font-weight: 500;
    }

    .drawer-cta-btn {
      background: var(--primary);
      color: #fff;
      text-align: center;
      padding: 12px;
      border-radius: var(--radius);
      margin-top: auto;
      font-weight: 600;
    }

    .drawer-footer {
      padding: 24px;
      border-top: 1px solid var(--border-color);
      font-size: 13px;
      color: var(--text-muted);
    }

    
    .hero {
      position: relative;
      background: linear-gradient(135deg, var(--deep-ocean) 0%, var(--primary) 50%, var(--glacier-blue) 100%);
      color: #fff;
      padding: 100px 0 160px 0;
      text-align: center;
      overflow: hidden;
    }

    .hero-glow {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(29, 123, 255, 0.4) 0%, rgba(15, 118, 110, 0) 70%);
      pointer-events: none;
      z-index: 1;
    }

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

    .hero-tag {
      display: inline-block;
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255,255,255,0.2);
      padding: 6px 18px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 1px;
      margin-bottom: 24px;
      color: #fff;
    }

    .hero-title {
      font-size: 52px;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 20px;
      background: linear-gradient(to right, #fff 40%, var(--silver-white) 70%, #93c5fd 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 18px;
      opacity: 0.9;
      max-width: 650px;
      margin: 0 auto 40px auto;
      line-height: 1.8;
    }

    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 60px;
    }

    .btn-main, .btn-sub {
      padding: 14px 36px;
      border-radius: 30px;
      font-size: 15px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    }

    .btn-main {
      background: #fff;
      color: var(--primary);
    }

    .btn-main:hover {
      background: var(--silver-white);
      transform: translateY(-2px);
    }

    .btn-sub {
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.25);
      backdrop-filter: blur(5px);
    }

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

    
    .hero-visual-panel {
      position: relative;
      background: rgba(255, 255, 255, 0.08);
      backdrop-filter: blur(20px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 20px;
      padding: 40px;
      box-shadow: 0 25px 50px -12px rgba(0,0,0,0.4);
      max-width: 800px;
      margin: 0 auto;
    }

    .visual-screen {
      background: #030712;
      border-radius: 12px;
      padding: 24px;
      text-align: left;
      border: 1px solid rgba(255,255,255,0.1);
    }

    .screen-header {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
    }

    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
    }

    .dot-red { background: #ef4444; }
    .dot-yellow { background: #f59e0b; }
    .dot-green { background: #10b981; }

    .screen-body {
      color: #38bdf8;
      font-family: monospace;
      font-size: 14px;
    }

    
    .floating-card {
      position: absolute;
      background: rgba(255, 255, 255, 0.95);
      color: var(--text-main);
      border-radius: var(--radius);
      padding: 16px 20px;
      box-shadow: 0 10px 25px rgba(0,0,0,0.15);
      display: flex;
      align-items: center;
      gap: 12px;
      text-align: left;
      z-index: 3;
      border: 1px solid #fff;
    }

    .fc-1 { top: -20px; left: -40px; }
    .fc-2 { top: 60px; right: -50px; }
    .fc-3 { bottom: -20px; left: -20px; }
    .fc-4 { bottom: 40px; right: -30px; }

    .fc-icon {
      width: 40px;
      height: 40px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
    }

    .fc-info h4 {
      font-size: 14px;
      font-weight: 700;
    }

    .fc-info p {
      font-size: 12px;
      color: var(--text-muted);
    }

    
    .trust-stats {
      background: #fff;
      padding: 40px 0;
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow);
      position: relative;
      margin-top: -60px;
      z-index: 10;
      border-radius: var(--radius);
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }

    .stat-card h3 {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
    }

    .stat-card p {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

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

    .section-header {
      text-align: center;
      max-width: 650px;
      margin: 0 auto 60px auto;
    }

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

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

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

    .feature-card {
      background: #fff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 40px 30px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

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

    .f-icon {
      font-size: 28px;
      margin-bottom: 20px;
      display: inline-block;
      width: 60px;
      height: 60px;
      line-height: 60px;
      text-align: center;
      background: var(--primary-light);
      border-radius: 50%;
      color: var(--primary);
    }

    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--dark-gray);
    }

    .feature-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    
    .news-section {
      padding: 100px 0;
      background-color: #fff;
    }

    .news-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 40px;
    }

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

    .article-card-main {
      display: flex;
      gap: 24px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 24px;
      transition: var(--transition);
    }

    .article-card-main:hover {
      box-shadow: var(--shadow);
      border-color: var(--primary);
    }

    .article-thumb {
      flex-shrink: 0;
      width: 220px;
      height: 140px;
      border-radius: 8px;
      overflow: hidden;
      background: var(--light-gray);
    }

    .article-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .article-body-main {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .article-tags {
      display: flex;
      gap: 8px;
      margin-bottom: 8px;
    }

    .tag-item {
      font-size: 11px;
      background: var(--primary-light);
      color: var(--primary);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    .article-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--dark-gray);
    }

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

    .article-summary {
      font-size: 13px;
      color: var(--text-muted);
      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(--text-muted);
    }

    .hot-sidebar {
      background: var(--silver-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 30px;
      height: fit-content;
    }

    .sidebar-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 24px;
      padding-bottom: 12px;
      border-bottom: 2px solid var(--primary);
      color: var(--dark-gray);
    }

    .hot-item {
      display: flex;
      gap: 12px;
      margin-bottom: 20px;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--border-color);
    }

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

    .hot-index {
      font-weight: bold;
      color: var(--primary);
      font-size: 16px;
    }

    .hot-info h4 {
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 4px;
    }

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

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

    .cta-container {
      max-width: 700px;
      margin: 0 auto;
    }

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

    .cta-container p {
      font-size: 16px;
      opacity: 0.9;
      margin-bottom: 30px;
    }

    
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 80px 0 30px 0;
      border-top: 1px solid #1e293b;
    }

    .footer-container {
      display: grid;
      grid-template-columns: 1.5fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 60px;
    }

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

    .footer-brand p {
      margin-top: 16px;
      font-size: 14px;
      line-height: 1.7;
    }

    .footer-social {
      margin-top: 20px;
      font-size: 13px;
    }

    .footer-social .social-item {
      display: block;
      margin-bottom: 8px;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 20px;
    }

    .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;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 30px;
      text-align: center;
      font-size: 13px;
    }

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

    
    @media (max-width: 1024px) {
      .hero-title { font-size: 42px; }
      .floating-card { display: none; }
      .news-grid { grid-template-columns: 1fr; }
      .footer-container { grid-template-columns: 1fr 1.2fr 1fr; }
    }

    @media (max-width: 768px) {
      .desktop-nav, .nav-cta-btn { display: none; }
      .drawer-trigger { display: flex; }
      .stats-grid { grid-template-columns: repeat(2, 1fr); }
      .features-grid { grid-template-columns: 1fr; }
      .hero { padding: 60px 0 100px 0; }
      .hero-title { font-size: 32px; }
      .article-card-main { flex-direction: column; }
      .article-thumb { width: 100%; height: 200px; }
      .footer-container { grid-template-columns: 1fr; }
    }