/* CSS Reset & Variables */
    :root {
      --primary-color: #FFD200; /* 耀眼鲜黄 */
      --primary-hover: #E5BD00;
      --secondary-color: #1A1A1A; /* 深灰黑 */
      --light-bg: #FAFAFA; /* 浅底 */
      --card-bg: #FFFFFF;
      --text-dark: #1A1A1A;
      --text-muted: #666666;
      --border-color: #EAEAEA;
      --container-width: 1200px;
      --transition: all 0.3s ease;
    }

    * {
      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(--light-bg);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    ul, ol {
      list-style: none;
    }

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

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

    /* Common Button Style */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-weight: 600;
      border-radius: 6px;
      transition: var(--transition);
      cursor: pointer;
      border: none;
    }

    .btn-primary {
      background-color: var(--primary-color);
      color: var(--secondary-color);
    }

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

    .btn-dark {
      background-color: var(--secondary-color);
      color: #FFFFFF;
    }

    .btn-dark:hover {
      background-color: #333333;
      transform: translateY(-2px);
    }

    /* Section Base */
    section {
      padding: 80px 0;
    }

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

    .section-title h2 {
      font-size: 2rem;
      font-weight: 800;
      position: relative;
      display: inline-block;
      padding-bottom: 12px;
    }

    .section-title h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background-color: var(--primary-color);
    }

    .section-title p {
      color: var(--text-muted);
      margin-top: 12px;
      font-size: 1.1rem;
    }

    /* Header Nav */
    header {
      background-color: #FFFFFF;
      box-shadow: 0 2px 15px rgba(0,0,0,0.05);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
    }

    .logo-container {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .logo-container img {
      max-height: 40px;
    }

    .logo-text {
      font-weight: 800;
      font-size: 1.4rem;
      letter-spacing: 1px;
    }

    .logo-text span {
      background-color: var(--primary-color);
      padding: 2px 6px;
      border-radius: 4px;
    }

    nav ul {
      display: flex;
      gap: 20px;
    }

    nav a {
      font-weight: 500;
      font-size: 0.95rem;
    }

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

    .header-actions {
      display: flex;
      align-items: center;
      gap: 15px;
    }

    /* Mobile Nav Toggle */
    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      border: none;
      background: none;
    }

    .menu-toggle span {
      display: block;
      width: 25px;
      height: 3px;
      background-color: var(--secondary-color);
    }

    /* Hero Section (No Image Allowed) */
    .hero-section {
      background: linear-gradient(135deg, #111 0%, #222 100%);
      color: #FFFFFF;
      padding: 100px 0 120px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .hero-section::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(255,210,0,0.08) 0%, transparent 60%);
      pointer-events: none;
    }

    .hero-h1 {
      font-size: 2.8rem;
      line-height: 1.2;
      font-weight: 900;
      margin-bottom: 20px;
      color: #FFFFFF;
    }

    .hero-h1 span {
      color: var(--primary-color);
    }

    .hero-subtitle {
      font-size: 1.25rem;
      color: #CCCCCC;
      max-width: 800px;
      margin: 0 auto 40px auto;
    }

    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-bottom: 60px;
      flex-wrap: wrap;
    }

    /* Data Cards */
    .data-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }

    .data-card {
      background-color: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 8px;
      padding: 24px;
      transition: var(--transition);
    }

    .data-card:hover {
      background-color: rgba(255, 255, 255, 0.08);
      border-color: var(--primary-color);
      transform: translateY(-5px);
    }

    .data-num {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary-color);
      margin-bottom: 5px;
    }

    .data-label {
      font-size: 0.95rem;
      color: #BBBBBB;
    }

    /* About & Platform Intro */
    .about-section {
      background-color: #FFFFFF;
    }

    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 1.8rem;
      margin-bottom: 20px;
      font-weight: 700;
    }

    .about-content p {
      color: var(--text-muted);
      margin-bottom: 15px;
    }

    .about-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 25px;
    }

    .about-tag {
      background-color: rgba(255, 210, 0, 0.15);
      color: #8A7000;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
    }

    .intro-features {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .intro-feature-box {
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: 8px;
      transition: var(--transition);
    }

    .intro-feature-box:hover {
      box-shadow: 0 10px 30px rgba(0,0,0,0.05);
      border-color: var(--primary-color);
    }

    .intro-feature-box h4 {
      font-size: 1.15rem;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .intro-feature-box h4::before {
      content: '✓';
      color: var(--primary-hover);
      font-weight: bold;
    }

    /* AIGC Services & Models Cloud */
    .services-section {
      background-color: var(--light-bg);
    }

    .model-cloud-container {
      background-color: #FFFFFF;
      padding: 40px;
      border-radius: 12px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.02);
      margin-top: 30px;
    }

    .model-cloud-title {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 25px;
      text-align: center;
      color: var(--text-dark);
    }

    .model-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px;
    }

    .model-tag {
      background-color: #F1F3F5;
      padding: 8px 16px;
      border-radius: 6px;
      font-size: 0.9rem;
      font-weight: 500;
      color: #495057;
      transition: var(--transition);
    }

    .model-tag:hover {
      background-color: var(--primary-color);
      color: var(--secondary-color);
      transform: scale(1.05);
    }

    /* Service Cards (能力卡片) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      margin-top: 50px;
    }

    .service-card {
      background-color: #FFFFFF;
      border-radius: 8px;
      padding: 30px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.02);
      border-top: 4px solid transparent;
      transition: var(--transition);
    }

    .service-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 15px 30px rgba(0,0,0,0.06);
      border-top-color: var(--primary-color);
    }

    .service-icon {
      font-size: 2.2rem;
      margin-bottom: 20px;
    }

    .service-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
    }

    .service-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    /* Production Scenarios */
    .scenarios-section {
      background-color: #FFFFFF;
    }

    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 40px;
      margin-bottom: 50px;
    }

    .scenario-item {
      background-color: var(--light-bg);
      border-radius: 12px;
      padding: 30px;
      display: flex;
      gap: 20px;
      align-items: flex-start;
      border: 1px solid var(--border-color);
    }

    .scenario-info {
      flex: 1;
    }

    .scenario-info h4 {
      font-size: 1.25rem;
      margin-bottom: 10px;
    }

    .scenario-info p {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 15px;
    }

    .scenario-img-wrapper {
      width: 150px;
      height: 150px;
      border-radius: 8px;
      overflow: hidden;
      flex-shrink: 0;
      background-color: #EAEAEA;
    }

    .scenario-img-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* Solutions (全行业解决方案) */
    .solutions-section {
      background-color: var(--light-bg);
    }

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

    .solution-card {
      background-color: #FFFFFF;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0,0,0,0.02);
      border: 1px solid var(--border-color);
    }

    .solution-body {
      padding: 24px;
    }

    .solution-body h4 {
      font-size: 1.15rem;
      margin-bottom: 10px;
    }

    .solution-body p {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* Network & Flows (全国服务网络 & 标准化流程) */
    .network-section {
      background-color: #FFFFFF;
    }

    .network-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .map-placeholder {
      background-color: #F1F3F5;
      border-radius: 12px;
      padding: 40px;
      text-align: center;
      border: 2px dashed #CED4DA;
    }

    .map-dots {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      justify-content: center;
      margin-top: 20px;
    }

    .map-dot {
      background-color: #FFFFFF;
      padding: 6px 12px;
      border-radius: 20px;
      font-size: 0.85rem;
      border: 1px solid var(--border-color);
    }

    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 50px;
      position: relative;
    }

    .flow-step {
      background-color: #FFFFFF;
      border-radius: 8px;
      padding: 24px;
      text-align: center;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
      border: 1px solid var(--border-color);
      position: relative;
    }

    .flow-step-num {
      width: 40px;
      height: 40px;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin: 0 auto 15px auto;
    }

    .flow-step h4 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }

    .flow-step p {
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* Technical Standard */
    .standard-section {
      background-color: var(--light-bg);
    }

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

    .standard-item {
      background-color: #FFFFFF;
      padding: 30px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
    }

    .standard-item h4 {
      font-size: 1.15rem;
      margin-bottom: 12px;
      color: var(--secondary-color);
      border-left: 4px solid var(--primary-color);
      padding-left: 10px;
    }

    .standard-item p {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* Cases Section (客户案例中心) */
    .cases-section {
      background-color: #FFFFFF;
    }

    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
      margin-bottom: 40px;
    }

    .case-card {
      background-color: var(--light-bg);
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
    }

    .case-img-container {
      height: 240px;
      overflow: hidden;
      background-color: #EAEAEA;
    }

    .case-img-container img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .case-info-box {
      padding: 24px;
    }

    .case-tag {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.8rem;
      font-weight: 600;
      margin-bottom: 12px;
    }

    .case-title {
      font-size: 1.25rem;
      margin-bottom: 10px;
    }

    .case-desc {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    .banner-images-group {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-top: 40px;
    }

    .banner-images-group img {
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    }

    /* Compare Section (对比评测) */
    .compare-section {
      background-color: var(--light-bg);
    }

    .score-badge-wrapper {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 30px;
      margin-bottom: 40px;
      background-color: #FFFFFF;
      padding: 24px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
    }

    .score-badge {
      text-align: center;
    }

    .score-badge .score {
      font-size: 3rem;
      font-weight: 900;
      color: var(--text-dark);
    }

    .score-badge .score span {
      font-size: 1.5rem;
      color: var(--text-muted);
    }

    .stars {
      color: var(--primary-color);
      font-size: 1.5rem;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background-color: #FFFFFF;
      border-radius: 8px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.02);
    }

    table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 700px;
    }

    th, td {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-color);
    }

    th {
      background-color: var(--secondary-color);
      color: #FFFFFF;
      font-weight: 600;
    }

    tr:hover {
      background-color: #FAFBFD;
    }

    .highlight-td {
      background-color: rgba(255, 210, 0, 0.05);
      font-weight: 600;
    }

    /* Token Price */
    .token-section {
      background-color: #FFFFFF;
    }

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

    .token-card {
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 30px;
      text-align: center;
      transition: var(--transition);
      background-color: #FFFFFF;
    }

    .token-card.featured {
      border-color: var(--primary-color);
      box-shadow: 0 8px 25px rgba(255, 210, 0, 0.15);
      position: relative;
    }

    .token-card.featured::after {
      content: '全网极低';
      position: absolute;
      top: 15px;
      right: 15px;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      font-size: 0.75rem;
      font-weight: bold;
      padding: 2px 8px;
      border-radius: 4px;
    }

    .token-card h4 {
      font-size: 1.25rem;
      margin-bottom: 15px;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--secondary-color);
      margin-bottom: 20px;
    }

    .token-price span {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 400;
    }

    .token-features-list {
      margin-bottom: 25px;
      text-align: left;
    }

    .token-features-list li {
      margin-bottom: 10px;
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .token-features-list li::before {
      content: '●';
      color: var(--primary-color);
    }

    /* Training Sections (职业技术培训 & 人工智能培训) */
    .training-section {
      background-color: var(--light-bg);
    }

    .training-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .training-card {
      background-color: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 24px;
      text-align: center;
      transition: var(--transition);
    }

    .training-card:hover {
      border-color: var(--primary-color);
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0,0,0,0.04);
    }

    .training-icon {
      font-size: 2rem;
      margin-bottom: 15px;
    }

    .training-card h4 {
      font-size: 1.05rem;
      margin-bottom: 10px;
      color: var(--secondary-color);
    }

    .training-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Interactive Form (智能需求匹配) */
    .form-section {
      background-color: #FFFFFF;
    }

    .form-container-inner {
      max-width: 700px;
      margin: 0 auto;
      background-color: var(--light-bg);
      padding: 40px;
      border-radius: 12px;
      border: 1px solid var(--border-color);
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-group label {
      display: block;
      margin-bottom: 8px;
      font-weight: 600;
      font-size: 0.95rem;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      background-color: #FFFFFF;
      font-size: 0.95rem;
      outline: none;
      transition: var(--transition);
    }

    .form-control:focus {
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(255, 210, 0, 0.2);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 120px;
    }

    /* User Reviews */
    .reviews-section {
      background-color: var(--light-bg);
    }

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

    .review-card {
      background-color: #FFFFFF;
      border-radius: 8px;
      padding: 30px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
      border: 1px solid var(--border-color);
      position: relative;
    }

    .review-text {
      font-style: italic;
      color: var(--text-muted);
      margin-bottom: 20px;
      font-size: 0.95rem;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }

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

    .author-info h5 {
      font-size: 0.95rem;
      margin-bottom: 2px;
    }

    .author-info span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Help & FAQ (帮助中心, 常见用户问题 FAQ, 常见问题自助排查, AI术语百科) */
    .help-section {
      background-color: #FFFFFF;
    }

    .help-tabs {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-bottom: 40px;
    }

    .help-tab-btn {
      padding: 10px 24px;
      background-color: var(--light-bg);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      cursor: pointer;
      font-weight: 600;
      transition: var(--transition);
    }

    .help-tab-btn.active, .help-tab-btn:hover {
      background-color: var(--primary-color);
      border-color: var(--primary-color);
      color: var(--secondary-color);
    }

    .help-content-pane {
      display: none;
    }

    .help-content-pane.active {
      display: block;
    }

    /* FAQ accordion */
    .faq-accordion {
      max-width: 800px;
      margin: 0 auto;
    }

    .faq-item {
      border-bottom: 1px solid var(--border-color);
      padding: 15px 0;
    }

    .faq-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 600;
      font-size: 1.05rem;
      padding: 10px 0;
    }

    .faq-header::after {
      content: '+';
      font-size: 1.5rem;
      font-weight: 400;
      color: var(--text-muted);
      transition: var(--transition);
    }

    .faq-item.open .faq-header::after {
      content: '-';
      transform: rotate(90deg);
    }

    .faq-body {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .faq-item.open .faq-body {
      max-height: 200px;
      padding-top: 10px;
    }

    /* Self Check Cards */
    .self-check-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .check-card {
      background-color: var(--light-bg);
      border-radius: 8px;
      padding: 24px;
      border: 1px solid var(--border-color);
    }

    .check-card h5 {
      font-size: 1.05rem;
      margin-bottom: 10px;
      color: var(--secondary-color);
    }

    .check-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* Terminology Grid */
    .term-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 15px;
    }

    .term-card {
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 20px;
      background-color: #FFFFFF;
    }

    .term-card h5 {
      font-size: 1rem;
      margin-bottom: 8px;
      color: var(--secondary-color);
    }

    .term-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Blog / News (行业资讯 / 知识库) */
    .blog-section {
      background-color: var(--light-bg);
    }

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

    .article-item-card {
      background-color: #FFFFFF;
      border-radius: 8px;
      padding: 24px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
      border: 1px solid var(--border-color);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .article-item-card:hover {
      border-color: var(--primary-color);
      transform: translateY(-3px);
    }

    .article-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.4;
    }

    .article-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-top: 15px;
      display: flex;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
    }

    /* Agent Program (加盟代理) */
    .agent-section {
      background-color: #FFFFFF;
    }

    .agent-wrapper {
      background: linear-gradient(135deg, var(--secondary-color) 0%, #333 100%);
      color: #FFFFFF;
      border-radius: 12px;
      padding: 60px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .agent-content h3 {
      font-size: 2rem;
      margin-bottom: 20px;
      color: var(--primary-color);
    }

    .agent-content p {
      color: #DDDDDD;
      margin-bottom: 30px;
      font-size: 1.05rem;
    }

    .agent-benefits {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .benefit-item {
      background-color: rgba(255, 255, 255, 0.05);
      padding: 15px;
      border-radius: 6px;
      border-left: 3px solid var(--primary-color);
    }

    .benefit-item h5 {
      font-size: 0.95rem;
      margin-bottom: 5px;
    }

    .benefit-item p {
      font-size: 0.8rem;
      color: #BBB;
      margin: 0;
    }

    .agent-action {
      text-align: center;
    }

    /* Contact Us (联系我们) */
    .contact-section {
      background-color: var(--light-bg);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 50px;
    }

    .contact-info {
      background-color: #FFFFFF;
      padding: 40px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
    }

    .contact-item {
      display: flex;
      align-items: flex-start;
      gap: 15px;
      margin-bottom: 30px;
    }

    .contact-icon-box {
      width: 40px;
      height: 40px;
      background-color: rgba(255, 210, 0, 0.15);
      color: var(--secondary-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      flex-shrink: 0;
    }

    .contact-details h4 {
      font-size: 1rem;
      margin-bottom: 5px;
    }

    .contact-details p {
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .contact-medias {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .media-card {
      background-color: #FFFFFF;
      padding: 24px;
      border-radius: 8px;
      text-align: center;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
      border: 1px solid var(--border-color);
    }

    .media-card img {
      max-width: 120px;
      margin: 15px auto 0 auto;
      border: 1px solid var(--border-color);
      padding: 5px;
      background: #FFF;
    }

    /* Footer & Friend Links */
    footer {
      background-color: var(--secondary-color);
      color: #FFFFFF;
      padding: 60px 0 30px 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1.5fr;
      gap: 40px;
      border-bottom: 1px solid #333333;
      padding-bottom: 40px;
      margin-bottom: 30px;
    }

    .footer-about h4 {
      font-size: 1.2rem;
      color: var(--primary-color);
      margin-bottom: 20px;
    }

    .footer-about p {
      color: #CCCCCC;
      font-size: 0.9rem;
      line-height: 1.8;
    }

    .footer-links h4 {
      font-size: 1.1rem;
      margin-bottom: 20px;
    }

    .footer-links ul {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #CCCCCC;
      font-size: 0.9rem;
    }

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

    .friend-links-box {
      border-top: 1px solid #333333;
      padding-top: 20px;
      margin-top: 20px;
    }

    .friend-links-box h5 {
      font-size: 0.95rem;
      color: #888888;
      margin-bottom: 10px;
    }

    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .friend-links-list a {
      color: #AAAAAA;
      font-size: 0.85rem;
    }

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

    .footer-bottom {
      text-align: center;
      color: #888888;
      font-size: 0.85rem;
    }

    .footer-bottom p {
      margin-bottom: 10px;
    }

    /* Floating Widget */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 15px rgba(0,0,0,0.15);
      cursor: pointer;
      font-weight: bold;
      font-size: 1.2rem;
      position: relative;
    }

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

    .float-qr-box {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #FFFFFF;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.15);
      display: none;
      width: 150px;
      text-align: center;
      border: 1px solid var(--border-color);
    }

    .float-qr-box img {
      width: 100%;
    }

    .float-qr-box span {
      font-size: 0.75rem;
      color: var(--text-dark);
      margin-top: 5px;
      display: block;
    }

    .float-btn:hover .float-qr-box {
      display: block;
    }

    /* Animations */
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(20px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .animate-init {
      animation: fadeInUp 0.8s ease forwards;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .data-cards {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid, .solutions-grid, .token-grid, .reviews-grid, .articles-list {
        grid-template-columns: repeat(2, 1fr);
      }
      .training-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .flow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: flex;
      }
      nav {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #FFFFFF;
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
        padding: 20px;
      }
      nav.active {
        display: block;
      }
      nav ul {
        flex-direction: column;
        gap: 15px;
      }
      .about-grid, .network-container, .agent-wrapper, .contact-grid {
        grid-template-columns: 1fr;
      }
      .scenarios-grid, .cases-grid {
        grid-template-columns: 1fr;
      }
      .services-grid, .solutions-grid, .token-grid, .reviews-grid, .articles-list {
        grid-template-columns: 1fr;
      }
      .training-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-h1 {
        font-size: 2rem;
      }
      .data-cards {
        grid-template-columns: 1fr;
      }
      .self-check-grid, .term-grid {
        grid-template-columns: 1fr;
      }
    }