:root {
      --primary-color: #059669;
      --primary-light: #10b981;
      --primary-hover: #047857;
      --primary-soft: #ecfdf5;
      --primary-gradient: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
      --accent-color: #10b981;
      --text-main: #0f172a;
      --text-regular: #334155;
      --text-muted: #64748b;
      --bg-page: #f8fafc;
      --bg-card: #ffffff;
      --border-color: #e2e8f0;
      --border-focus: #10b981;
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
      --shadow-md: 0 4px 20px -2px rgba(16, 185, 129, 0.08), 0 2px 6px -1px rgba(0,0,0,0.04);
      --shadow-lg: 0 12px 30px -4px rgba(16, 185, 129, 0.15), 0 4px 12px -2px rgba(0,0,0,0.05);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-full: 9999px;
      --container-width: 1200px;
      --transition: all 0.28s ease;
    }

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

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

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

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

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

    /* Container System */
    .container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
      box-sizing: border-box;
    }

    /* Section Global Styles */
    section {
      padding: 80px 0;
      position: relative;
    }

    .section-alt {
      background-color: #ffffff;
    }

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

    .section-tag {
      display: inline-flex;
      align-items: center;
      padding: 6px 16px;
      background-color: var(--primary-soft);
      color: var(--primary-hover);
      border: 1px solid rgba(16, 185, 129, 0.25);
      border-radius: var(--radius-full);
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 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(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

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

    .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
    }

    .brand-name {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .brand-name span {
      color: var(--primary-color);
    }

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

    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-regular);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-color);
      background-color: var(--primary-soft);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      background: var(--primary-gradient);
      color: #ffffff !important;
      font-weight: 600;
      font-size: 0.95rem;
      border-radius: var(--radius-full);
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
      transition: var(--transition);
      border: none;
      cursor: pointer;
    }

    .btn-portal:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(16, 185, 129, 0.4);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 8px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      color: var(--text-main);
    }

    /* Hero Section (No Images Allowed) */
    .hero-section {
      padding: 100px 0 80px 0;
      background: radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.12) 0%, rgba(248, 250, 252, 0) 70%), #ffffff;
      border-bottom: 1px solid var(--border-color);
      position: relative;
      overflow: hidden;
    }

    .hero-wrap {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 20px;
      background: #ecfdf5;
      border: 1px solid #a7f3d0;
      border-radius: var(--radius-full);
      color: var(--primary-hover);
      font-size: 0.95rem;
      font-weight: 600;
      margin-bottom: 24px;
      animation: pulseGlow 3s infinite alternate;
    }

    @keyframes pulseGlow {
      0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.2); }
      100% { box-shadow: 0 0 0 12px rgba(16, 185, 129, 0); }
    }

    .hero-title {
      font-size: 3rem;
      font-weight: 900;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 24px;
      letter-spacing: -0.5px;
    }

    .hero-title .highlight {
      color: var(--primary-color);
      position: relative;
      display: inline-block;
    }

    .hero-title .highlight::after {
      content: "";
      position: absolute;
      bottom: 6px;
      left: 0;
      width: 100%;
      height: 10px;
      background: rgba(52, 211, 153, 0.3);
      z-index: -1;
      border-radius: 4px;
    }

    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 36px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-hero-primary {
      padding: 14px 34px;
      background: var(--primary-gradient);
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-hero-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(16, 185, 129, 0.45);
    }

    .btn-hero-secondary {
      padding: 14px 30px;
      background: #ffffff;
      color: var(--text-main);
      font-size: 1.05rem;
      font-weight: 600;
      border-radius: var(--radius-full);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .btn-hero-secondary:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-soft);
    }

    /* Hero Stats Grid (CSS Only) */
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .stat-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .stat-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--primary-gradient);
      opacity: 0;
      transition: var(--transition);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #a7f3d0;
    }

    .stat-card:hover::before {
      opacity: 1;
    }

    .stat-number {
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary-color);
      margin-bottom: 4px;
      font-family: inherit;
    }

    .stat-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* Model Logos Matrix / Aggregation */
    .models-stream {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 30px;
    }

    .model-chip {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 8px 16px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      color: var(--text-regular);
      font-weight: 500;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .model-chip span {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #10b981;
    }

    .model-chip:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background-color: var(--primary-soft);
      transform: translateY(-2px);
    }

    /* Grid Layouts */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
      align-items: stretch;
    }

    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      align-items: stretch;
    }

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

    /* Feature & Service Cards */
    .feature-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
      position: relative;
    }

    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: #6ee7b7;
    }

    .feature-icon-box {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--primary-soft);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 20px;
      border: 1px solid rgba(16, 185, 129, 0.2);
    }

    .feature-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .feature-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      flex-grow: 1;
    }

    .feature-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 16px;
    }

    .tag-item {
      font-size: 0.78rem;
      padding: 3px 10px;
      background: #f1f5f9;
      color: #475569;
      border-radius: 4px;
      font-weight: 500;
    }

    /* Media Gallery & Promo Images */
    .media-promo-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-top: 30px;
    }

    .media-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .media-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #f1f5f9;
      overflow: hidden;
    }

    .media-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .media-card:hover .media-img-wrap img {
      transform: scale(1.03);
    }

    .media-content {
      padding: 20px;
    }

    .media-content h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .media-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Process Timeline */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 20px;
      text-align: center;
      position: relative;
      transition: var(--transition);
    }

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

    .step-num {
      width: 44px;
      height: 44px;
      margin: 0 auto 16px auto;
      background: var(--primary-gradient);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
      box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
    }

    .step-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .step-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

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

    .score-badge {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-circle {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
    }

    .score-circle .big {
      font-size: 1.6rem;
      line-height: 1;
    }

    .score-circle .small {
      font-size: 0.75rem;
      opacity: 0.9;
    }

    .score-info h4 {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
    }

    .stars-icon {
      color: #f59e0b;
      font-size: 1.1rem;
      margin: 4px 0;
      letter-spacing: 2px;
    }

    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }

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

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

    .custom-table td.highlight-col {
      background: rgba(236, 253, 245, 0.4);
      color: var(--primary-hover);
      font-weight: 600;
    }

    .custom-table td.dim-col {
      color: var(--text-muted);
    }

    /* Token Price Table */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.featured {
      border: 2px solid var(--primary-color);
      box-shadow: var(--shadow-lg);
    }

    .token-card.featured::after {
      content: "超值首选";
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-gradient);
      color: #ffffff;
      padding: 2px 14px;
      border-radius: var(--radius-full);
      font-size: 0.75rem;
      font-weight: 700;
    }

    .token-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-color);
      margin-bottom: 6px;
    }

    .token-unit {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }

    .token-features {
      list-style: none;
      padding: 0;
      margin: 0 0 24px 0;
      text-align: left;
    }

    .token-features li {
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-color);
      font-size: 0.9rem;
      color: var(--text-regular);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .token-features li::before {
      content: "✓";
      color: var(--primary-color);
      font-weight: bold;
    }

    /* Testimonials Section */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .review-card:hover {
      box-shadow: var(--shadow-md);
      border-color: #a7f3d0;
      transform: translateY(-4px);
    }

    .review-stars {
      color: #f59e0b;
      font-size: 0.9rem;
      margin-bottom: 12px;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-regular);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 16px;
      border-top: 1px solid var(--border-color);
    }

    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary-hover);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1rem;
    }

    .author-meta h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
    }

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

    /* FAQ Accordion */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: #a7f3d0;
    }

    .faq-question {
      padding: 20px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--text-main);
      background: #ffffff;
      user-select: none;
    }

    .faq-icon {
      font-size: 1.2rem;
      transition: transform 0.3s ease;
      color: var(--primary-color);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #fafafa;
    }

    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

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

    .faq-item.active .faq-answer {
      max-height: 300px;
    }

    /* Form & Contact Section */
    .form-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: start;
    }

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

    .form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }

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

    .form-control:focus {
      border-color: var(--border-focus);
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px;
      background: var(--primary-gradient);
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 1.05rem;
      font-weight: 700;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    }

    .btn-submit:hover {
      box-shadow: 0 6px 18px rgba(16, 185, 129, 0.4);
      transform: translateY(-2px);
    }

    .contact-info-card {
      background: #f8fafc;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
    }

    .contact-info-card h4 {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 20px;
    }

    .contact-list {
      list-style: none;
      padding: 0;
      margin: 0 0 24px 0;
    }

    .contact-list li {
      margin-bottom: 14px;
      font-size: 0.95rem;
      color: var(--text-regular);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .contact-qr {
      text-align: center;
      background: #ffffff;
      padding: 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-top: 20px;
    }

    .contact-qr img {
      max-width: 140px;
      margin: 0 auto 10px auto;
      border-radius: 6px;
    }

    .contact-qr span {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* Article News List */
    .article-links-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-top: 24px;
    }

    .article-links-box h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .article-url-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      list-style: none;
    }

    .article-url-list li a {
      padding: 6px 14px;
      background: #f1f5f9;
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      color: var(--primary-hover);
      border: 1px solid #e2e8f0;
      display: inline-block;
    }

    .article-url-list li a:hover {
      background: var(--primary-soft);
      border-color: var(--primary-light);
    }

    /* Footer */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1e293b;
    }

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

    .footer-col h5 {
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-col p {
      font-size: 0.9rem;
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links li a {
      color: #94a3b8;
      font-size: 0.9rem;
      transition: var(--transition);
    }

    .footer-links li a:hover {
      color: #10b981;
      padding-left: 4px;
    }

    .friend-links-box {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      margin-top: 30px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
    }

    .friend-links-box span {
      color: #cbd5e1;
      font-size: 0.88rem;
      font-weight: 600;
    }

    .friend-links-box a {
      color: #94a3b8;
      font-size: 0.85rem;
      padding: 4px 10px;
      background: #1e293b;
      border-radius: 4px;
    }

    .friend-links-box a:hover {
      color: #34d399;
      background: #334155;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* Floating Utilities */
    .float-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      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(--text-main);
      cursor: pointer;
      transition: var(--transition);
      position: relative;
    }

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

    .qr-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      display: none;
      width: 140px;
      text-align: center;
    }

    .qr-popup img {
      width: 100%;
      margin-bottom: 6px;
    }

    .qr-popup span {
      font-size: 0.75rem;
      color: var(--text-main);
      font-weight: bold;
    }

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

    /* Responsive Queries */
    @media (max-width: 1024px) {
      .hero-title { font-size: 2.4rem; }
      .grid-4, .hero-stats, .process-steps { grid-template-columns: repeat(2, 1fr); }
      .grid-3, .token-grid, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .contact-grid { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        gap: 0;
      }
      .nav-links.active { display: flex; }
      .nav-links li { width: 100%; }
      .nav-links li a { padding: 12px 16px; border-radius: 6px; }
      .nav-toggle { display: block; }
      .header-actions .btn-portal { display: none; }
      .hero-title { font-size: 2rem; }
      .hero-subtitle { font-size: 1rem; }
      .grid-2, .grid-3, .grid-4, .hero-stats, .process-steps, .token-grid, .reviews-grid, .media-promo-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid { grid-template-columns: 1fr; }
      .section-title { font-size: 1.75rem; }
      .form-wrapper { padding: 24px; }
      .float-widget { right: 16px; bottom: 20px; }
    }