:root {
      --primary-red: #d91c28;
      --primary-crimson: #ba121c;
      --primary-glow: #ff4757;
      --accent-gold: #ffbe2e;
      --text-main: #1f2429;
      --text-sub: #555e68;
      --text-light: #8590a0;
      --bg-light: #fff8f8;
      --bg-white: #ffffff;
      --bg-warm-card: #fef4f4;
      --border-color: #ffd8dc;
      --shadow-sm: 0 4px 14px rgba(217, 28, 40, 0.06);
      --shadow-md: 0 10px 30px rgba(217, 28, 40, 0.12);
      --shadow-lg: 0 18px 45px rgba(186, 18, 28, 0.16);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-max: 1240px;
    }
    * {
      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-light);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      text-decoration: none;
      color: inherit;
      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-wrap {
      padding: 70px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      margin-bottom: 46px;
    }
    .section-tag {
      display: inline-block;
      background: rgba(217, 28, 40, 0.08);
      color: var(--primary-crimson);
      font-size: 0.85rem;
      font-weight: 700;
      padding: 5px 16px;
      border-radius: 30px;
      margin-bottom: 12px;
      letter-spacing: 1px;
      border: 1px solid rgba(217, 28, 40, 0.15);
    }
    .section-heading {
      font-size: 2.1rem;
      font-weight: 800;
      color: #1a1a1a;
      letter-spacing: -0.5px;
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-sub);
      max-width: 680px;
      margin: 0 auto;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 0.98rem;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: none;
      transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    }
    .btn-red {
      background: linear-gradient(135deg, #f02230 0%, #b80e18 100%);
      color: #ffffff;
      box-shadow: 0 6px 20px rgba(217, 28, 40, 0.35);
    }
    .btn-red:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(217, 28, 40, 0.45);
      background: linear-gradient(135deg, #f9303e 0%, #c4131d 100%);
    }
    .btn-outline {
      background: #ffffff;
      color: var(--primary-crimson);
      border: 1px solid var(--border-color);
    }
    .btn-outline:hover {
      background: var(--bg-warm-card);
      border-color: var(--primary-red);
      transform: translateY(-2px);
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .nav-logo-box {
      max-width: 140px;
      display: flex;
      align-items: center;
    }
    .nav-brand-text {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary-crimson);
      letter-spacing: -0.5px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }
    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
      padding: 10px 14px;
      border-radius: 6px;
      display: inline-block;
    }
    .nav-links li a:hover {
      color: var(--primary-red);
      background-color: var(--bg-warm-card);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 6px;
    }
    .hero-section {
      background: radial-gradient(circle at 10% 20%, rgba(255, 230, 230, 0.7) 0%, rgba(255, 255, 255, 0.95) 80%), linear-gradient(180deg, #fff2f2 0%, #ffffff 100%);
      padding: 70px 0 60px;
      position: relative;
      border-bottom: 1px solid #ffe3e6;
    }
    .hero-content {
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1px solid #ffccd1;
      padding: 6px 18px;
      border-radius: 30px;
      color: var(--primary-crimson);
      font-size: 0.88rem;
      font-weight: 700;
      box-shadow: 0 4px 12px rgba(217, 28, 40, 0.08);
      margin-bottom: 22px;
    }
    .hero-badge span {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary-red);
    }
    .hero-title {
      font-size: 2.5rem;
      font-weight: 900;
      color: #121417;
      line-height: 1.25;
      letter-spacing: -1px;
      margin-bottom: 20px;
    }
    .hero-highlight {
      color: var(--primary-red);
      position: relative;
    }
    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 34px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .hero-cta-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 40px;
    }
    .hero-portal-btn {
      font-size: 1.05rem;
      padding: 14px 34px;
      background: linear-gradient(135deg, #e60012 0%, #aa0914 100%);
      color: #ffffff;
      font-weight: 700;
      border-radius: 10px;
      box-shadow: 0 8px 24px rgba(230, 0, 18, 0.35);
    }
    .hero-portal-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(230, 0, 18, 0.45);
    }
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    .hero-stat-card {
      background: #ffffff;
      padding: 22px 18px;
      border-radius: var(--radius-md);
      border: 1px solid #ffd4d8;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease;
    }
    .hero-stat-card:hover {
      transform: translateY(-3px);
      border-color: var(--primary-red);
    }
    .hero-stat-val {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary-crimson);
      margin-bottom: 4px;
    }
    .hero-stat-lbl {
      font-size: 0.88rem;
      color: var(--text-sub);
      font-weight: 500;
    }
    .models-ticker-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 24px;
      margin-top: 40px;
      text-align: left;
    }
    .models-ticker-label {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--primary-crimson);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .model-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .model-tag {
      background: var(--bg-warm-card);
      border: 1px solid #ffd2d6;
      color: var(--text-main);
      padding: 4px 12px;
      border-radius: 6px;
      font-size: 0.82rem;
      font-weight: 600;
      transition: all 0.2s;
    }
    .model-tag:hover {
      background: var(--primary-red);
      color: #ffffff;
      border-color: var(--primary-red);
    }
    .platform-intro-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 38px;
      box-shadow: var(--shadow-sm);
    }
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .intro-title {
      font-size: 1.6rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 16px;
      line-height: 1.35;
    }
    .intro-p {
      color: var(--text-sub);
      margin-bottom: 14px;
      font-size: 0.96rem;
    }
    .intro-feature-list {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 20px;
    }
    .intro-feature-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .intro-icon-check {
      color: var(--primary-red);
      font-size: 1.1rem;
    }
    .media-card-wrap {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      background: #fff;
    }
    .media-card-wrap img {
      width: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .media-card-wrap:hover img {
      transform: scale(1.03);
    }
    .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: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-glow);
    }
    .service-badge {
      display: inline-block;
      font-size: 0.76rem;
      font-weight: 700;
      background: #ffecee;
      color: var(--primary-crimson);
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 14px;
      align-self: flex-start;
    }
    .service-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 10px;
    }
    .service-desc {
      font-size: 0.92rem;
      color: var(--text-sub);
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .service-features {
      list-style: none;
      border-top: 1px dashed #ffd8dc;
      padding-top: 14px;
      margin-bottom: 16px;
    }
    .service-features li {
      font-size: 0.85rem;
      color: var(--text-sub);
      padding: 3px 0;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .service-link {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--primary-crimson);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .steps-grid {
      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: 26px 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .step-num {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #d91c28 0%, #8e0b12 100%);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 1.2rem;
      font-weight: 800;
      box-shadow: 0 4px 12px rgba(217, 28, 40, 0.3);
    }
    .step-title {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: #1a1a1a;
    }
    .step-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
    }
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }
    .solution-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow-sm);
    }
    .solution-body {
      padding: 24px;
      flex: 1;
    }
    .solution-title {
      font-size: 1.3rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 10px;
    }
    .solution-desc {
      font-size: 0.92rem;
      color: var(--text-sub);
      margin-bottom: 16px;
    }
    .solution-points {
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .solution-point-tag {
      background: var(--bg-warm-card);
      border: 1px solid #ffd4d7;
      color: var(--primary-crimson);
      font-size: 0.82rem;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 4px;
    }
    .compare-container {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 34px;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }
    .compare-score-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: linear-gradient(90deg, #fff2f3 0%, #ffe4e6 100%);
      border: 1px solid #ffccd1;
      border-radius: var(--radius-md);
      padding: 20px 28px;
      margin-bottom: 26px;
    }
    .score-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-badge {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-red);
      line-height: 1;
    }
    .score-info h4 {
      font-size: 1.15rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 4px;
    }
    .score-info p {
      font-size: 0.88rem;
      color: var(--text-sub);
    }
    .score-stars {
      color: #f59e0b;
      font-size: 1.4rem;
      letter-spacing: 2px;
    }
    .table-responsive {
      width: 100%;
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.94rem;
    }
    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #ffe8eb;
    }
    .compare-table th {
      background: #fff6f7;
      color: #1a1a1a;
      font-weight: 700;
    }
    .compare-table td.brand-col {
      background: rgba(255, 240, 242, 0.45);
      color: var(--primary-crimson);
      font-weight: 700;
    }
    .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: 26px;
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: all 0.3s ease;
    }
    .token-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary-red);
    }
    .token-model-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 8px;
    }
    .token-price-box {
      margin: 16px 0;
      padding: 14px;
      background: var(--bg-warm-card);
      border-radius: var(--radius-sm);
      border: 1px solid #ffd8dc;
    }
    .token-current-price {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary-crimson);
    }
    .token-origin-price {
      font-size: 0.85rem;
      color: var(--text-light);
      text-decoration: line-through;
      margin-left: 6px;
    }
    .token-benefit-list {
      list-style: none;
      text-align: left;
      font-size: 0.88rem;
      color: var(--text-sub);
      margin-bottom: 20px;
    }
    .token-benefit-list li {
      padding: 4px 0;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .case-media {
      height: 200px;
      overflow: hidden;
      background: #fdf2f2;
    }
    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-info {
      padding: 20px;
      flex: 1;
    }
    .case-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary-crimson);
      background: #ffebee;
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
    }
    .case-title {
      font-size: 1.15rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 8px;
    }
    .case-desc {
      font-size: 0.88rem;
      color: var(--text-sub);
    }
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .testi-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testi-text {
      font-size: 0.94rem;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 16px;
      position: relative;
    }
    .testi-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #ffe9ec;
      padding-top: 14px;
    }
    .author-avatar-text {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #ffdede;
      color: var(--primary-crimson);
      font-weight: 800;
      font-size: 1rem;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .author-name {
      font-size: 0.94rem;
      font-weight: 700;
      color: #1a1a1a;
    }
    .author-role {
      font-size: 0.82rem;
      color: var(--text-sub);
    }
    .form-section-container {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }
    .form-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
    }
    .form-info-side {
      background: linear-gradient(135deg, #d91c28 0%, #9e0e16 100%);
      color: #ffffff;
      padding: 44px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .form-info-title {
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 14px;
      line-height: 1.3;
    }
    .form-info-desc {
      font-size: 0.95rem;
      opacity: 0.92;
      margin-bottom: 24px;
    }
    .contact-detail-items {
      list-style: none;
      margin-bottom: 24px;
    }
    .contact-detail-items li {
      padding: 8px 0;
      font-size: 0.94rem;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .form-qr-box {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: var(--radius-md);
      padding: 16px;
      display: inline-flex;
      align-items: center;
      gap: 16px;
    }
    .form-qr-img {
      width: 86px;
      height: 86px;
      border-radius: 6px;
      background: #ffffff;
      padding: 4px;
    }
    .form-input-side {
      padding: 44px;
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      color: #1a1a1a;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      font-size: 0.92rem;
      border: 1px solid #ffd4d7;
      border-radius: 6px;
      outline: none;
      background: #fffafb;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary-red);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(217, 28, 40, 0.1);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }
    .faq-container {
      max-width: 880px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color 0.2s;
    }
    .faq-item:hover {
      border-color: var(--primary-red);
    }
    .faq-question {
      width: 100%;
      padding: 18px 22px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1.02rem;
      font-weight: 700;
      color: #1a1a1a;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
    }
    .faq-icon {
      font-size: 1.3rem;
      color: var(--primary-crimson);
      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-out;
      background: #fff8f8;
    }
    .faq-answer-inner {
      padding: 16px 22px 20px;
      font-size: 0.94rem;
      color: var(--text-sub);
      line-height: 1.7;
      border-top: 1px dashed #ffd4d7;
    }
    .agent-banner {
      background: linear-gradient(135deg, #ba121c 0%, #e60021 100%);
      border-radius: var(--radius-lg);
      padding: 42px;
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--shadow-md);
    }
    .agent-content h3 {
      font-size: 1.9rem;
      font-weight: 800;
      margin-bottom: 10px;
    }
    .agent-content p {
      font-size: 1rem;
      opacity: 0.95;
      max-width: 650px;
    }
    .agent-btn {
      background: #ffffff;
      color: var(--primary-crimson);
      font-weight: 700;
      padding: 14px 30px;
      border-radius: 8px;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
      flex-shrink: 0;
    }
    .agent-btn:hover {
      background: #fff0f1;
      transform: translateY(-2px);
    }
    .articles-card-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .articles-link-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
    }
    .article-item-link {
      background: var(--bg-warm-card);
      border: 1px solid #ffd4d8;
      padding: 8px 16px;
      border-radius: 6px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }
    .article-item-link:hover {
      color: #ffffff;
      background: var(--primary-red);
      border-color: var(--primary-red);
    }
    .network-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .network-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }
    .network-city {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary-crimson);
      margin-bottom: 6px;
    }
    .network-desc {
      font-size: 0.85rem;
      color: var(--text-sub);
    }
    .encyclo-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .encyclo-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }
    .encyclo-term {
      font-size: 1.15rem;
      font-weight: 800;
      color: #1a1a1a;
      margin-bottom: 8px;
    }
    .encyclo-explain {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.6;
    }
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 24px;
      color: var(--text-main);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 36px;
    }
    .footer-brand h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--primary-crimson);
      margin-bottom: 12px;
    }
    .footer-brand p {
      font-size: 0.9rem;
      color: var(--text-sub);
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #1a1a1a;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links li a {
      font-size: 0.88rem;
      color: var(--text-sub);
    }
    .footer-links li a:hover {
      color: var(--primary-red);
    }
    .footer-friends-bar {
      border-top: 1px solid #ffe8eb;
      padding: 20px 0;
      font-size: 0.88rem;
      color: var(--text-sub);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
    }
    .footer-friends-bar a {
      color: var(--text-sub);
      margin-right: 8px;
    }
    .footer-friends-bar a:hover {
      color: var(--primary-red);
    }
    .footer-bottom {
      border-top: 1px solid #ffe8eb;
      padding-top: 22px;
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-light);
    }
    .floating-widget {
      position: fixed;
      right: 22px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #d91c28 0%, #aa0914 100%);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(217, 28, 40, 0.4);
      cursor: pointer;
      border: none;
      position: relative;
    }
    .float-btn svg {
      width: 22px;
      height: 22px;
      fill: #ffffff;
    }
    .qr-popover {
      display: none;
      position: absolute;
      right: 58px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border-color);
      width: 150px;
      text-align: center;
    }
    .qr-popover img {
      width: 100%;
      border-radius: 4px;
    }
    .qr-popover p {
      font-size: 0.78rem;
      color: var(--text-sub);
      margin-top: 6px;
    }
    .float-btn.qr-btn:hover .qr-popover {
      display: block;
    }
    .banner-promo-wrap {
      margin: 36px 0;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
    }
    @media (max-width: 1024px) {
      .services-grid, .cases-grid, .testimonials-grid, .token-grid, .encyclo-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid, .hero-stats-grid, .network-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px 0;
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        display: block;
        padding: 12px;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .intro-grid, .form-layout, .solutions-grid, .agent-banner {
        grid-template-columns: 1fr;
      }
      .agent-banner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
      }
      .services-grid, .cases-grid, .testimonials-grid, .token-grid, .steps-grid, .network-grid, .encyclo-grid {
        grid-template-columns: 1fr;
      }
      .compare-score-banner {
        flex-direction: column;
        text-align: center;
        gap: 14px;
      }
      .score-left {
        flex-direction: column;
      }
      .form-input-side, .form-info-side {
        padding: 26px 20px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }