:root {
      --primary: #059669;
      --primary-hover: #047857;
      --primary-light: #10b981;
      --mint-pale: #f0fdf4;
      --mint-soft: #ecfdf5;
      --mint-accent: #a7f3d0;
      --mint-border: #d1fae5;
      --text-main: #0f291e;
      --text-body: #2d4a3e;
      --text-muted: #52796f;
      --bg-page: #f7fbf9;
      --card-bg: #ffffff;
      --shadow-sm: 0 4px 12px rgba(5, 150, 105, 0.05);
      --shadow-md: 0 10px 25px -3px rgba(5, 150, 105, 0.08);
      --shadow-lg: 0 20px 35px -5px rgba(5, 150, 105, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-max: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-body);
      line-height: 1.65;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

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

    .section-padding {
      padding: 80px 0;
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px auto;
    }

    .section-badge {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      padding: 6px 14px;
      background: var(--mint-soft);
      color: var(--primary);
      border: 1px solid var(--mint-accent);
      border-radius: 30px;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 26px;
      font-size: 15px;
      font-weight: 600;
      border-radius: 10px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      text-align: center;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary-light), var(--primary));
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(5, 150, 105, 0.25);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(5, 150, 105, 0.35);
      color: #ffffff;
    }

    .btn-secondary {
      background: #ffffff;
      color: var(--primary);
      border-color: var(--mint-accent);
    }

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

    .btn-outline {
      background: transparent;
      color: var(--text-main);
      border-color: #cbd5e1;
    }

    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--mint-pale);
    }

    /* Top 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(--mint-border);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-logo-wrap {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--mint-pale);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
    }

    .brand-name {
      font-size: 19px;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.2;
    }

    .brand-tagline {
      font-size: 11px;
      color: var(--primary);
      font-weight: 500;
    }

    .nav-menu-wrapper {
      display: flex;
      align-items: center;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0; /* Strict requirement */
    }

    .nav-item a {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-body);
      padding: 10px 14px;
      border-radius: 6px;
      white-space: nowrap;
    }

    .nav-item a:hover {
      color: var(--primary);
      background: var(--mint-pale);
    }

    .nav-cta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: 16px;
    }

    .menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--mint-border);
      padding: 8px 12px;
      border-radius: 8px;
      cursor: pointer;
      color: var(--text-main);
      font-size: 14px;
    }

    /* Hero Section (Strictly NO IMAGES) */
    .hero-section {
      position: relative;
      padding: 90px 0 80px 0;
      background: radial-gradient(circle at 80% 20%, #dcfce7 0%, rgba(240, 253, 244, 0.4) 50%, #f7fbf9 100%),
                  radial-gradient(circle at 10% 80%, #ecfdf5 0%, rgba(247, 251, 249, 0.8) 60%, #f7fbf9 100%);
      overflow: hidden;
      border-bottom: 1px solid var(--mint-border);
    }

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

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      padding: 6px 16px;
      border-radius: 30px;
      border: 1px solid var(--mint-accent);
      box-shadow: var(--shadow-sm);
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--primary-light);
    }

    .hero-title-wrap {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .hero-title {
      font-size: 40px;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

    .hero-subtitle {
      font-size: 18px;
      line-height: 1.7;
      color: var(--text-muted);
      margin-bottom: 36px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 48px;
    }

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .hero-stat-card {
      background: #ffffff;
      padding: 24px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: transform 0.25s ease;
    }

    .hero-stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .stat-number {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 6px;
      font-family: inherit;
    }

    .stat-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .stat-sub {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* Model Ticker Banner */
    .model-strip {
      background: #ffffff;
      border-bottom: 1px solid var(--mint-border);
      padding: 20px 0;
    }

    .model-strip-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      flex-wrap: wrap;
    }

    .model-strip-title {
      font-size: 13px;
      font-weight: 700;
      color: var(--primary);
      white-space: nowrap;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .model-tags-flow {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
    }

    .model-tag {
      font-size: 12px;
      padding: 4px 10px;
      background: var(--mint-pale);
      border: 1px solid var(--mint-border);
      color: var(--text-body);
      border-radius: 6px;
      font-weight: 500;
    }

    /* Common Card Grid */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

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

    .feature-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 30px 26px;
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

    .card-icon {
      width: 50px;
      height: 50px;
      background: var(--mint-soft);
      color: var(--primary);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
      border: 1px solid var(--mint-accent);
    }

    .card-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .card-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
      margin-bottom: 16px;
    }

    .card-tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: auto;
    }

    .chip {
      font-size: 12px;
      padding: 3px 8px;
      background: #f8fafc;
      color: #475569;
      border-radius: 4px;
      border: 1px solid #e2e8f0;
    }

    /* Platform Showcase Split */
    .split-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .split-media {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--mint-border);
      background: #ffffff;
    }

    .media-card-wrap {
      position: relative;
    }

    .split-content h3 {
      font-size: 26px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .split-content p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 24px;
      line-height: 1.7;
    }

    .bullet-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 28px;
    }

    .bullet-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14px;
      color: var(--text-body);
    }

    .bullet-icon {
      color: var(--primary);
      font-weight: bold;
      flex-shrink: 0;
      margin-top: 2px;
    }

    /* Comparison Table Component */
    .comparison-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
      overflow-x: auto;
      padding: 30px;
    }

    .score-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: linear-gradient(135deg, var(--mint-soft), #ffffff);
      border: 1px solid var(--mint-accent);
      border-radius: var(--radius-md);
      padding: 20px 26px;
      margin-bottom: 28px;
    }

    .score-left {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .score-rating {
      font-size: 40px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
    }

    .score-stars {
      color: #f59e0b;
      font-size: 20px;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }

    .score-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
    }

    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }

    .comp-table th, .comp-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #eef2f6;
      font-size: 14px;
    }

    .comp-table th {
      background: #f8fafc;
      color: var(--text-main);
      font-weight: 700;
    }

    .comp-table tr:last-child td {
      border-bottom: none;
    }

    .comp-highlight {
      background: var(--mint-pale);
      font-weight: 600;
      color: var(--primary);
    }

    /* Step Workflow */
    .step-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }

    .step-card {
      background: #ffffff;
      padding: 24px 18px;
      border-radius: var(--radius-md);
      border: 1px solid var(--mint-border);
      position: relative;
      text-align: center;
    }

    .step-num {
      width: 36px;
      height: 36px;
      margin: 0 auto 14px auto;
      border-radius: 50%;
      background: var(--primary);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
    }

    .step-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* Token Price Table */
    .token-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
    }

    .token-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 580px;
    }

    .token-table th, .token-table td {
      padding: 14px 18px;
      font-size: 14px;
      border-bottom: 1px solid #f1f5f9;
    }

    .token-table th {
      font-weight: 700;
      color: var(--text-main);
      background: #f8fafc;
    }

    .badge-discount {
      display: inline-block;
      padding: 2px 8px;
      background: #fef2f2;
      color: #dc2626;
      border-radius: 4px;
      font-size: 11px;
      font-weight: 600;
      border: 1px solid #fecaca;
    }

    /* Testimonials (6 reviews) */
    .testimonial-card {
      background: #ffffff;
      padding: 26px;
      border-radius: var(--radius-md);
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testimonial-header {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 16px;
    }

    .testimonial-avatar {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: var(--mint-soft);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 16px;
      border: 1px solid var(--mint-accent);
    }

    .testimonial-name {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }

    .testimonial-role {
      font-size: 12px;
      color: var(--text-muted);
    }

    .testimonial-body {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.65;
      margin-bottom: 14px;
    }

    .testimonial-stars {
      color: #f59e0b;
      font-size: 14px;
    }

    /* FAQ Accordion */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--mint-border);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: all 0.25s ease;
    }

    .faq-item.active {
      border-color: var(--mint-accent);
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 22px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      color: var(--text-main);
      font-size: 15px;
    }

    .faq-icon {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.25s ease;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: var(--mint-pale);
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.65;
      padding: 0 22px;
    }

    .faq-item.active .faq-answer {
      max-height: 250px;
      padding: 16px 22px 20px 22px;
    }

    /* Form & Contact Layout */
    .contact-split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--mint-border);
      box-shadow: var(--shadow-sm);
      padding: 40px;
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #cbd5e1;
      border-radius: 8px;
      font-size: 14px;
      background: #f8fafc;
      color: var(--text-main);
      transition: all 0.2s ease;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.12);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    .contact-info-block {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .info-item {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      font-size: 14px;
      color: var(--text-body);
    }

    .qr-showcase {
      display: flex;
      align-items: center;
      gap: 20px;
      padding: 20px;
      background: var(--mint-pale);
      border-radius: var(--radius-md);
      border: 1px solid var(--mint-border);
    }

    .qr-image-wrap {
      width: 100px;
      height: 100px;
      background: #ffffff;
      padding: 6px;
      border-radius: 8px;
      border: 1px solid #e2e8f0;
      flex-shrink: 0;
    }

    /* Article List Area */
    .article-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .article-card {
      background: #ffffff;
      padding: 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--mint-border);
      transition: transform 0.2s ease;
    }

    .article-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .article-date {
      font-size: 12px;
      color: var(--primary);
      font-weight: 600;
      margin-bottom: 6px;
    }

    .article-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 8px;
    }

    .article-link {
      font-size: 13px;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* Agency Passive Income Promo */
    .agency-banner {
      background: linear-gradient(135deg, #064e3b, #059669);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      color: #ffffff;
      text-align: center;
    }

    .agency-banner h3 {
      font-size: 28px;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .agency-banner p {
      font-size: 16px;
      color: #d1fae5;
      max-width: 650px;
      margin: 0 auto 30px auto;
    }

    /* Footer */
    .site-footer {
      background: #0f291e;
      color: #94a3b8;
      padding: 60px 0 30px 0;
      font-size: 14px;
      border-top: 3px solid var(--primary);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      color: #ffffff;
      font-size: 18px;
      margin-bottom: 12px;
      font-weight: 700;
    }

    .footer-brand p {
      line-height: 1.6;
      color: #94a3b8;
      font-size: 13px;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      margin-bottom: 14px;
      font-weight: 600;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links a {
      color: #94a3b8;
    }

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

    .footer-bottom {
      border-top: 1px solid #1e3a2f;
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .friend-links-wrap a {
      color: #94a3b8;
      font-size: 12px;
    }

    .friend-links-wrap a:hover {
      color: var(--mint-accent);
    }

    /* Floating Customer Service */
    .floating-kefu {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      background: #ffffff;
      border: 1px solid var(--mint-border);
      border-radius: 40px;
      padding: 8px 16px;
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      transition: all 0.25s ease;
    }

    .floating-kefu:hover {
      transform: translateY(-3px);
      box-shadow: 0 15px 30px rgba(5, 150, 105, 0.2);
    }

    .kefu-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
    }

    .kefu-text {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-main);
    }

    /* Responsive */
    @media (max-width: 992px) {
      .grid-4, .hero-stats-grid, .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .article-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .split-layout, .contact-split {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--mint-border);
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-item a {
        width: 100%;
        display: block;
        padding: 10px 0;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-stats-grid, .grid-3, .grid-4, .grid-2, .step-grid, .article-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .score-banner {
        flex-direction: column;
        gap: 14px;
        text-align: center;
      }
    }