:root {
      --primary-cyan: #079992;
      --cyan-light: #38ada9;
      --cyan-pale: #e8f8f7;
      --cyan-tint: #f3faf9;
      --cyan-deep: #0a3d44;
      --cyan-gradient: linear-gradient(135deg, #079992 0%, #00cec9 100%);
      --cyan-soft-grad: linear-gradient(180deg, #e8f8f7 0%, #ffffff 100%);
      --text-main: #142a30;
      --text-muted: #4e6b72;
      --text-light: #7b979e;
      --border-color: #d1ecea;
      --border-subtle: #e6f4f3;
      --card-bg: #ffffff;
      --surface-light: #f7fcfb;
      --shadow-sm: 0 4px 12px rgba(7, 153, 146, 0.06);
      --shadow-md: 0 10px 24px rgba(7, 153, 146, 0.1);
      --shadow-lg: 0 18px 36px rgba(7, 153, 146, 0.14);
      --transition: all 0.3s ease;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--surface-light);
      background-image: radial-gradient(#dcf2f0 0.8px, transparent 0.8px), radial-gradient(#e9f7f6 0.8px, var(--surface-light) 0.8px);
      background-size: 32px 32px;
      background-position: 0 0, 16px 16px;
      color: var(--text-main);
      line-height: 1.65;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: var(--primary-cyan);
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--cyan-deep);
    }

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

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-wrap {
      max-height: 44px;
      display: flex;
      align-items: center;
    }
    .brand-title-wrap {
      display: flex;
      flex-direction: column;
    }
    .brand-name {
      font-size: 18px;
      font-weight: 700;
      color: var(--cyan-deep);
      line-height: 1.2;
    }
    .brand-slogan {
      font-size: 11px;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }
    
    .main-nav {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }
    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      color: var(--text-main);
      font-size: 14px;
      font-weight: 500;
      position: relative;
    }
    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-cyan);
    }
    .nav-links li a::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--primary-cyan);
      transform: scaleX(0);
      transition: transform 0.25s ease;
    }
    .nav-links li a:hover::after {
      transform: scaleX(1);
    }
    .nav-cta-btn {
      margin-left: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 8px 18px;
      background: var(--cyan-gradient);
      color: #ffffff !important;
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 600;
      box-shadow: 0 4px 12px rgba(7, 153, 146, 0.25);
    }
    .nav-cta-btn:hover {
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(7, 153, 146, 0.35);
    }

    .nav-toggle-btn {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 6px 10px;
      border-radius: 4px;
      cursor: pointer;
      color: var(--cyan-deep);
    }

    /* Common Section Elements */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 46px;
    }
    .section-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 600;
      color: var(--primary-cyan);
      background: var(--cyan-pale);
      border: 1px solid var(--border-color);
      padding: 4px 12px;
      border-radius: 20px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .section-title {
      font-size: 28px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 12px;
      line-height: 1.35;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* Hero Section (Strictly NO Images) */
    .hero-section {
      padding: 80px 0 65px;
      background: linear-gradient(180deg, rgba(232, 248, 247, 0.7) 0%, rgba(255, 255, 255, 0.8) 100%);
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }
    .hero-decor-circle {
      position: absolute;
      border-radius: 50%;
      filter: blur(60px);
      z-index: 0;
      opacity: 0.6;
      pointer-events: none;
    }
    .hero-circle-1 {
      width: 400px;
      height: 400px;
      background: #c5f1ee;
      top: -100px;
      right: -80px;
    }
    .hero-circle-2 {
      width: 320px;
      height: 320px;
      background: #e3faf8;
      bottom: -60px;
      left: -60px;
    }
    .hero-inner {
      position: relative;
      z-index: 1;
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary-cyan);
      box-shadow: var(--shadow-sm);
      margin-bottom: 20px;
    }
    .hero-pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #00cec9;
      box-shadow: 0 0 0 4px rgba(0, 206, 201, 0.2);
    }
    .hero-title {
      font-size: 38px;
      font-weight: 800;
      color: var(--cyan-deep);
      line-height: 1.3;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-subtitle {
      font-size: 17px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 34px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-btn-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 46px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 28px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      text-align: center;
      border: none;
    }
    .btn-primary-cyan {
      background: var(--cyan-gradient);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(7, 153, 146, 0.35);
    }
    .btn-primary-cyan:hover {
      color: #ffffff;
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(7, 153, 146, 0.45);
    }
    .btn-outline-cyan {
      background: #ffffff;
      border: 1px solid var(--primary-cyan);
      color: var(--primary-cyan);
      box-shadow: var(--shadow-sm);
    }
    .btn-outline-cyan:hover {
      background: var(--cyan-pale);
      color: var(--cyan-deep);
      transform: translateY(-2px);
    }

    /* Hero Stats Cards (Pure CSS) */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      max-width: 860px;
      margin: 0 auto;
    }
    .hero-stat-card {
      background: rgba(255, 255, 255, 0.85);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 18px 12px;
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(4px);
      transition: var(--transition);
    }
    .hero-stat-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-cyan);
    }
    .stat-number {
      font-size: 26px;
      font-weight: 800;
      color: var(--primary-cyan);
      line-height: 1.2;
      margin-bottom: 4px;
    }
    .stat-label {
      font-size: 12px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* Model Ticker Banner */
    .model-ticker-wrapper {
      margin-top: 40px;
      padding: 16px 20px;
      background: #ffffff;
      border: 1px dashed var(--border-color);
      border-radius: var(--radius-md);
      text-align: left;
    }
    .ticker-header {
      font-size: 12px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .model-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .model-badge-item {
      font-size: 12px;
      padding: 3px 9px;
      border-radius: 4px;
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      color: var(--text-main);
      font-weight: 500;
      transition: var(--transition);
    }
    .model-badge-item:hover {
      border-color: var(--primary-cyan);
      color: var(--primary-cyan);
      background: var(--cyan-pale);
    }

    /* About Section & Platform Matrix */
    .about-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .about-text h3 {
      font-size: 22px;
      color: var(--cyan-deep);
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .about-text p {
      color: var(--text-muted);
      margin-bottom: 16px;
      font-size: 15px;
    }
    .about-pillars {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 24px;
    }
    .pillar-box {
      padding: 16px;
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      border-left: 3px solid var(--primary-cyan);
    }
    .pillar-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 4px;
    }
    .pillar-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }
    .about-feature-box {
      background: var(--cyan-soft-grad);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-sm);
    }
    .feature-list-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .feature-points {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .feature-points li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 14px;
      color: var(--text-main);
    }
    .feature-check-icon {
      color: var(--primary-cyan);
      font-weight: bold;
      line-height: 1.2;
    }

    /* Core Services Grid */
    .services-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-cyan);
    }
    .service-icon-box {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: var(--cyan-pale);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-cyan);
      font-weight: 700;
      font-size: 20px;
      margin-bottom: 18px;
      border: 1px solid var(--border-color);
    }
    .service-card h4 {
      font-size: 18px;
      color: var(--cyan-deep);
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .service-tag {
      font-size: 11px;
      padding: 2px 8px;
      border-radius: 4px;
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      color: var(--cyan-deep);
    }

    /* Production Suite Section */
    .production-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .suite-cards-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }
    .suite-card {
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px;
      transition: var(--transition);
    }
    .suite-card:hover {
      background: #ffffff;
      border-color: var(--primary-cyan);
      box-shadow: var(--shadow-sm);
      transform: translateY(-3px);
    }
    .suite-card h5 {
      font-size: 16px;
      color: var(--cyan-deep);
      margin-bottom: 8px;
    }
    .suite-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* Industry Solutions */
    .solutions-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .solution-tabs {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .sol-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      border-top: 3px solid var(--primary-cyan);
      transition: var(--transition);
    }
    .sol-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }
    .sol-card h4 {
      font-size: 17px;
      color: var(--cyan-deep);
      margin-bottom: 10px;
    }
    .sol-card p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 14px;
      line-height: 1.6;
    }
    .sol-card ul {
      list-style: none;
      padding-left: 0;
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
    }
    .sol-card ul li {
      font-size: 12px;
      color: var(--text-main);
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    /* Process Section */
    .process-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }
    .step-item {
      background: var(--surface-light);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 16px;
      text-align: center;
      position: relative;
      transition: var(--transition);
    }
    .step-item:hover {
      border-color: var(--primary-cyan);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }
    .step-badge {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--cyan-gradient);
      color: #ffffff;
      font-weight: 700;
      font-size: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
      box-shadow: 0 4px 10px rgba(7, 153, 146, 0.2);
    }
    .step-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 6px;
    }
    .step-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Showcase & Case Center (With Specified Images) */
    .cases-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .case-banner-box {
      margin-bottom: 30px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      background: #ffffff;
    }
    .case-banner-box img {
      width: 100%;
      display: block;
      height: auto;
    }
    .case-banner-info {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      background: #ffffff;
    }
    .case-banner-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--cyan-deep);
    }
    .case-banner-desc {
      font-size: 13px;
      color: var(--text-muted);
    }
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-cyan);
    }
    .case-img-wrap {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--cyan-pale);
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .case-img-wrap.square-ratio {
      aspect-ratio: 1 / 1;
      max-height: 240px;
    }
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }
    .case-content {
      padding: 18px;
    }
    .case-tag-name {
      font-size: 11px;
      font-weight: 600;
      color: var(--primary-cyan);
      background: var(--cyan-pale);
      padding: 2px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
    }
    .case-content h4 {
      font-size: 16px;
      color: var(--cyan-deep);
      margin-bottom: 6px;
    }
    .case-content p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Comparison & Token Section */
    .comparison-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .rating-highlight-box {
      background: var(--cyan-soft-grad);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      justify-content: space-around;
      align-items: center;
      margin-bottom: 36px;
      flex-wrap: wrap;
      gap: 20px;
      box-shadow: var(--shadow-sm);
    }
    .rating-item {
      text-align: center;
    }
    .rating-stars {
      color: #ff9f43;
      font-size: 22px;
      margin-bottom: 4px;
    }
    .rating-value {
      font-size: 32px;
      font-weight: 800;
      color: var(--cyan-deep);
      line-height: 1;
    }
    .rating-title {
      font-size: 13px;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .table-responsive {
      width: 100%;
      overflow-x: auto;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      background: #ffffff;
      min-width: 640px;
    }
    .comparison-table th,
    .comparison-table td {
      padding: 14px 18px;
      text-align: left;
      font-size: 14px;
      border-bottom: 1px solid var(--border-subtle);
    }
    .comparison-table th {
      background: var(--cyan-pale);
      color: var(--cyan-deep);
      font-weight: 700;
    }
    .comparison-table tr:hover {
      background: var(--surface-light);
    }
    .highlight-col {
      background: rgba(232, 248, 247, 0.4);
      font-weight: 600;
      color: var(--primary-cyan);
    }
    .badge-win {
      display: inline-block;
      background: var(--primary-cyan);
      color: #ffffff;
      font-size: 11px;
      padding: 2px 6px;
      border-radius: 4px;
      margin-left: 6px;
    }

    /* Demand Matching Form */
    .matching-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .matching-box {
      max-width: 820px;
      margin: 0 auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group.full-width {
      grid-column: 1 / -1;
    }
    .form-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--cyan-deep);
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      background: #ffffff;
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }
    .form-control:focus {
      border-color: var(--primary-cyan);
      box-shadow: 0 0 0 3px rgba(7, 153, 146, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* Network Section */
    .network-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .network-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .network-card {
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: center;
      transition: var(--transition);
    }
    .network-card:hover {
      border-color: var(--primary-cyan);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }
    .net-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--cyan-deep);
      margin-bottom: 6px;
    }
    .net-meta {
      font-size: 12px;
      color: var(--primary-cyan);
      font-weight: 600;
      margin-bottom: 10px;
    }
    .net-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* FAQ Section */
    .faq-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .faq-container {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: var(--primary-cyan);
      box-shadow: var(--shadow-md);
    }
    .faq-question {
      width: 100%;
      text-align: left;
      padding: 16px 20px;
      background: none;
      border: none;
      font-size: 15px;
      font-weight: 600;
      color: var(--cyan-deep);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
    }
    .faq-icon {
      font-size: 18px;
      color: var(--primary-cyan);
      transition: transform 0.3s ease;
      font-weight: 700;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px dashed var(--border-subtle);
      margin-top: 4px;
      padding-top: 14px;
    }
    .faq-item.active .faq-answer {
      display: block;
    }

    /* Reviews Section */
    .reviews-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .review-card {
      background: var(--surface-light);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .review-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-cyan);
      background: #ffffff;
    }
    .review-quote {
      font-size: 14px;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 20px;
      position: relative;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-subtle);
      padding-top: 14px;
    }
    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--cyan-gradient);
      color: #ffffff;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      box-shadow: 0 3px 8px rgba(7, 153, 146, 0.2);
    }
    .author-info h6 {
      font-size: 14px;
      color: var(--cyan-deep);
      font-weight: 700;
    }
    .author-info span {
      font-size: 12px;
      color: var(--text-light);
    }

    /* AI Wiki & Knowledge */
    .wiki-section {
      background: var(--surface-light);
      border-bottom: 1px solid var(--border-color);
    }
    .wiki-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .wiki-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }
    .wiki-card h5 {
      font-size: 16px;
      color: var(--cyan-deep);
      margin-bottom: 10px;
    }
    .wiki-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Articles & Industry News */
    .articles-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
    }
    .articles-box {
      background: var(--surface-light);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
    }
    .article-links-list {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 18px;
    }
    .article-links-list li a {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: var(--text-main);
      padding: 10px 14px;
      background: #ffffff;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      transition: var(--transition);
    }
    .article-links-list li a:hover {
      border-color: var(--primary-cyan);
      color: var(--primary-cyan);
      transform: translateX(4px);
    }

    /* Agency Section */
    .agency-section {
      background: var(--cyan-soft-grad);
      border-bottom: 1px solid var(--border-color);
    }
    .agency-card-wrap {
      max-width: 900px;
      margin: 0 auto;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
      text-align: center;
    }
    .agency-card-wrap h3 {
      font-size: 24px;
      color: var(--cyan-deep);
      margin-bottom: 14px;
    }
    .agency-card-wrap p {
      font-size: 14px;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto 24px;
      line-height: 1.7;
    }
    .agency-perks {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-bottom: 30px;
      text-align: left;
    }
    .perk-box {
      padding: 14px;
      background: var(--surface-light);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
    }
    .perk-box strong {
      display: block;
      color: var(--cyan-deep);
      font-size: 14px;
      margin-bottom: 4px;
    }
    .perk-box span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* Footer Section */
    .site-footer {
      background: #0f272c;
      color: #9cb8be;
      padding: 50px 0 20px;
      font-size: 13px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-brand-p {
      line-height: 1.7;
      margin-top: 14px;
      color: #9cb8be;
      max-width: 320px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links li a {
      color: #9cb8be;
      font-size: 13px;
    }
    .footer-links li a:hover {
      color: #00cec9;
      padding-left: 4px;
    }
    .footer-contact-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .footer-contact-list li {
      display: flex;
      align-items: center;
      gap: 8px;
      color: #9cb8be;
    }
    .footer-qr-block {
      display: flex;
      align-items: center;
      gap: 14px;
      background: #17383f;
      padding: 12px;
      border-radius: var(--radius-sm);
      border: 1px solid #234f59;
      margin-top: 10px;
    }
    .qr-img-box {
      width: 74px;
      height: 74px;
      background: #ffffff;
      padding: 4px;
      border-radius: 4px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .qr-img-box img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .qr-desc {
      font-size: 12px;
      color: #d1ecea;
      line-height: 1.4;
    }
    .footer-friendlinks {
      padding-top: 24px;
      border-top: 1px solid #1c4048;
      margin-bottom: 24px;
    }
    .friendlinks-title {
      color: #ffffff;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 12px;
    }
    .friendlinks-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }
    .friendlinks-wrap a {
      color: #9cb8be;
      font-size: 12px;
    }
    .friendlinks-wrap a:hover {
      color: #00cec9;
    }
    .footer-bottom {
      border-top: 1px solid #17383f;
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 12px;
      color: #7b979e;
    }

    /* Floating Utilities */
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-cyan);
      cursor: pointer;
      transition: var(--transition);
      font-size: 14px;
      font-weight: 700;
    }
    .float-btn:hover {
      background: var(--primary-cyan);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* Responsive Media Queries */
    @media (max-width: 1024px) {
      .services-grid,
      .cases-grid,
      .reviews-grid,
      .wiki-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .suite-cards-grid,
      .network-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-toggle-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 16px 20px;
        box-shadow: var(--shadow-md);
        gap: 0;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
      }
      .nav-cta-btn {
        margin: 12px 0 0 0;
        width: 100%;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-grid,
      .form-grid,
      .services-grid,
      .cases-grid,
      .solution-tabs,
      .reviews-grid,
      .wiki-grid,
      .suite-cards-grid,
      .network-grid,
      .agency-perks,
      .article-links-list {
        grid-template-columns: 1fr;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
    }