:root {
      --primary: #1D7BFF;
      --primary-dark: #155EC2;
      --primary-glow: rgba(29, 123, 255, 0.15);
      --bg-dark: #0B132B;
      --bg-mid: #1C2541;
      --bg-light: #F4F7FC;
      --text-dark: #1C2541;
      --text-muted: #5C677D;
      --white: rgb(255,255,255);
      --border-color: rgba(29, 123, 255, 0.12);
      --radius: 12px;
      --shadow-sm: 0 4px 6px rgba(11, 19, 43, 0.05);
      --shadow-md: 0 10px 20px rgba(11, 19, 43, 0.08);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --max-width: 1200px;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, 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; }
    ul { list-style: none; }
    
    .container {
      width: 100%;
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    
    .header {
      background-color: rgba(11, 19, 43, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
      color: var(--white);
      height: 70px;
      display: flex;
      align-items: center;
    }
    .header-nav {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
    }
    .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(--white);
      white-space: nowrap;
    }
    .nav-menu {
      display: flex;
      gap: 32px;
      align-items: center;
    }
    .nav-menu a {
      font-size: 15px;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.8);
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary);
    }
    .nav-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-color: var(--primary);
      color: var(--white);
    }
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background-color: transparent;
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: var(--white);
    }
    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.05);
      border-color: var(--primary);
    }
    .menu-btn {
      display: none;
      background: none;
      border: none;
      color: var(--white);
      font-size: 24px;
      cursor: pointer;
    }

    
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      z-index: 1000;
      transition: var(--transition);
      display: flex;
    }
    .mobile-drawer.active {
      left: 0;
    }
    .drawer-overlay {
      background-color: rgba(11, 19, 43, 0.8);
      flex-grow: 1;
    }
    .drawer-content {
      width: 300px;
      background-color: var(--bg-dark);
      height: 100%;
      display: flex;
      flex-direction: column;
      padding: 30px 24px;
      box-shadow: 5px 0 25px rgba(0,0,0,0.5);
    }
    .drawer-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 40px;
    }
    .drawer-close {
      background: none;
      border: none;
      color: var(--white);
      font-size: 28px;
      cursor: pointer;
    }
    .drawer-nav {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }
    .drawer-nav a {
      font-size: 18px;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.8);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      padding-bottom: 12px;
    }
    .drawer-nav a:hover {
      color: var(--primary);
    }

    
    .hero-layout-01 {
      background: radial-gradient(circle at top, var(--bg-mid) 0%, var(--bg-dark) 100%);
      color: var(--white);
      padding: 100px 0 120px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .hero-layout-01 .hero-glow {
      position: absolute;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
      top: -10%;
      left: 50%;
      transform: translateX(-50%);
      pointer-events: none;
    }
    .hero-layout-01 .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background-color: rgba(29, 123, 255, 0.1);
      border: 1px solid rgba(29, 123, 255, 0.2);
      padding: 6px 16px;
      border-radius: 50px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 24px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .hero-layout-01 h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.25;
      max-width: 800px;
      margin: 0 auto 20px auto;
      letter-spacing: -1px;
    }
    .hero-layout-01 p.hero-subtitle {
      font-size: 18px;
      color: rgba(255, 255, 255, 0.7);
      max-width: 650px;
      margin: 0 auto 36px auto;
    }
    .hero-layout-01 .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 60px;
    }
    .hero-layout-01 .hero-actions .btn {
      padding: 14px 32px;
      font-size: 15px;
    }
    
    
    .hero-visual-container {
      position: relative;
      max-width: 860px;
      margin: 0 auto;
    }
    .hero-main-panel {
      background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 16px;
      padding: 40px;
      backdrop-filter: blur(12px);
      box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    }
    .visual-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding-bottom: 20px;
      margin-bottom: 24px;
    }
    .visual-dots { display: flex; gap: 6px; }
    .visual-dots span { width: 10px; height: 10px; border-radius: 50%; background-color: rgba(255,255,255,0.2); }
    .visual-dots span:nth-child(1) { background-color: #FF5F56; }
    .visual-dots span:nth-child(2) { background-color: #FFBD2E; }
    .visual-dots span:nth-child(3) { background-color: #27C93F; }
    .visual-tag { font-size: 12px; font-weight: 700; color: var(--primary); letter-spacing: 1px; }

    .visual-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .visual-info-box {
      text-align: left;
      background: rgba(255,255,255,0.02);
      border: 1px solid rgba(255,255,255,0.04);
      padding: 20px;
      border-radius: 8px;
    }
    .visual-info-box h4 { font-size: 13px; color: rgba(255,255,255,0.5); font-weight: 600; margin-bottom: 8px; text-transform: uppercase; }
    .visual-info-box p { font-size: 24px; font-weight: 700; color: var(--white); }
    .visual-info-box span { font-size: 12px; color: #27C93F; display: block; margin-top: 4px; }

    
    .float-card {
      position: absolute;
      background: rgba(11, 19, 43, 0.9);
      border: 1px solid rgba(29, 123, 255, 0.3);
      padding: 16px 20px;
      border-radius: 10px;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      gap: 12px;
      text-align: left;
    }
    .float-card-1 { top: -20px; left: -80px; }
    .float-card-2 { top: -20px; right: -80px; }
    .float-card-3 { bottom: 40px; left: -100px; }
    .float-card-4 { bottom: 40px; right: -100px; }
    .float-icon { width: 32px; height: 32px; border-radius: 50%; background-color: var(--primary-glow); display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--primary); }
    .float-card h5 { font-size: 14px; font-weight: 700; color: var(--white); }
    .float-card p { font-size: 12px; color: rgba(255, 255, 255, 0.6); }

    
    .stats-bar {
      background-color: var(--white);
      padding: 30px 0;
      border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .stats-item h3 { font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 4px; }
    .stats-item p { font-size: 14px; color: var(--text-muted); font-weight: 500; }

    
    .section {
      padding: 90px 0;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 650px;
      margin: 0 auto 60px auto;
    }
    .section-badge {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 1px;
      display: block;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 36px;
      font-weight: 800;
      color: var(--bg-dark);
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      margin-top: 12px;
    }

    
    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .adv-card {
      background-color: var(--white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 40px 30px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .adv-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }
    .adv-icon {
      width: 50px;
      height: 50px;
      border-radius: 10px;
      background-color: var(--bg-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--primary);
      margin-bottom: 24px;
      transition: var(--transition);
    }
    .adv-card:hover .adv-icon {
      background-color: var(--primary);
      color: var(--white);
    }
    .adv-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; color: var(--bg-dark); }
    .adv-card p { font-size: 14px; color: var(--text-muted); }

    
    .table-container {
      background-color: var(--white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      margin-top: 40px;
      overflow-x: auto;
    }
    .rebate-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .rebate-table th, .rebate-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #ECEFF5;
    }
    .rebate-table th {
      font-weight: 700;
      color: var(--bg-dark);
      font-size: 14px;
      background-color: var(--bg-light);
    }
    .rebate-table td { font-size: 14px; color: var(--text-dark); }
    .rebate-table tr:hover td { background-color: rgba(29, 123, 255, 0.02); }
    .badge-rebate { background-color: rgba(39, 201, 63, 0.1); color: #27C93F; padding: 4px 8px; border-radius: 4px; font-weight: 600; font-size: 12px; }

    
    .articles-section {
      background-color: var(--bg-light);
      border-top: 1px solid var(--border-color);
    }
    .articles-layout {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 40px;
    }
    .article-group-title {
      font-size: 22px;
      font-weight: 700;
      color: var(--bg-dark);
      margin-bottom: 24px;
      padding-left: 12px;
      border-left: 4px solid var(--primary);
    }
    .articles-grid-main {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .article-card-full {
      background-color: var(--white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .article-card-full:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }
    .article-img-wrap {
      position: relative;
      padding-top: 56.25%; 
      background-color: #E2E8F0;
      overflow: hidden;
    }
    .article-img-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .article-card-full:hover .article-img-wrap img {
      transform: scale(1.05);
    }
    .article-meta {
      padding: 20px 20px 10px 20px;
      display: flex;
      gap: 12px;
      font-size: 12px;
      color: var(--text-muted);
    }
    .article-meta span { display: inline-flex; align-items: center; gap: 4px; }
    .article-info {
      padding: 0 20px 20px 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .article-info h3 {
      font-size: 16px;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 8px;
      color: var(--bg-dark);
    }
    .article-info p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .article-foot-tags {
      margin-top: auto;
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .tag-link-item {
      font-size: 11px;
      background-color: var(--bg-light);
      color: var(--primary);
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 500;
    }
    .tag-link-item:hover {
      background-color: var(--primary);
      color: var(--white);
    }

    
    .hot-articles-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .hot-article-card {
      background-color: var(--white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 16px;
      display: flex;
      gap: 14px;
      align-items: center;
      transition: var(--transition);
    }
    .hot-article-card:hover {
      border-color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    .hot-img {
      width: 70px;
      height: 70px;
      border-radius: 6px;
      object-fit: cover;
      background-color: #E2E8F0;
      flex-shrink: 0;
    }
    .hot-body {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .hot-body h4 { font-size: 14px; font-weight: 700; color: var(--bg-dark); line-height: 1.3; }
    .hot-body span { font-size: 11px; color: var(--text-muted); }

    
    .steps-section {
      background-color: var(--bg-dark);
      color: var(--white);
      position: relative;
    }
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
    }
    .step-item {
      position: relative;
    }
    .step-num {
      font-size: 50px;
      font-weight: 800;
      color: rgba(29, 123, 255, 0.15);
      position: absolute;
      top: -20px;
      left: 0;
      line-height: 1;
    }
    .step-content {
      position: relative;
      z-index: 1;
      padding-top: 20px;
    }
    .step-content h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
    .step-content p { font-size: 13px; color: rgba(255,255,255,0.6); }

    
    .footer {
      background-color: var(--bg-dark);
      color: rgba(255, 255, 255, 0.7);
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 80px 0 40px 0;
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 60px;
    }
    .footer-brand {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .footer-brand .logo span { color: var(--white); }
    .footer-col h4 {
      color: var(--white);
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 24px;
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
    }
    .footer-meta-links {
      display: flex;
      gap: 24px;
    }

    
    @media (max-width: 1024px) {
      .hero-layout-01 h1 { font-size: 38px; }
      .float-card-1 { left: -20px; top: -40px; }
      .float-card-2 { right: -20px; top: -40px; }
      .float-card-3 { left: -40px; bottom: -20px; }
      .float-card-4 { right: -40px; bottom: -20px; }
      .articles-layout { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .nav-actions { display: none; }
      .menu-btn { display: block; }
      .hero-layout-01 h1 { font-size: 32px; }
      .hero-layout-01 p.hero-subtitle { font-size: 15px; }
      .visual-grid { grid-template-columns: 1fr; }
      .float-card { position: static; margin-top: 16px; width: 100%; }
      .hero-main-panel { padding: 20px; }
      .stats-grid { grid-template-columns: repeat(2, 1fr); }
      .advantage-grid { grid-template-columns: 1fr; }
      .articles-grid-main { grid-template-columns: 1fr; }
      .step-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
    }