/* --- 基础规范与重置 --- */
    :root {
      --primary-red: #D91D24;
      --primary-crimson: #BA1219;
      --primary-light: #FFF1F0;
      --primary-accent: #FF4D4F;
      --text-dark: #1A1A1A;
      --text-body: #4A4A4A;
      --text-muted: #737373;
      --bg-page: #FAF9F9;
      --bg-card: #FFFFFF;
      --border-color: #F0D5D5;
      --shadow-sm: 0 2px 8px rgba(217, 29, 36, 0.06);
      --shadow-md: 0 8px 24px rgba(217, 29, 36, 0.08);
      --shadow-lg: 0 16px 36px rgba(217, 29, 36, 0.12);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --max-width: 1200px;
      --transition: all 0.28s ease-in-out;
    }

    * {
      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-body);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    /* --- 统一容器 --- */
    .container {
      width: 100%;
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 20px;
    }

    .section-padding {
      padding: 72px 0;
    }

    /* --- 标题与标头 --- */
    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 48px;
    }

    .badge-tag {
      display: inline-block;
      background: var(--primary-light);
      color: var(--primary-red);
      font-weight: 600;
      font-size: 0.85rem;
      padding: 4px 14px;
      border-radius: 20px;
      border: 1px solid var(--border-color);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-head h2 {
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-head p {
      font-size: 1rem;
      color: var(--text-muted);
    }

    /* --- 按钮规范 --- */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      border-radius: 50px;
      font-size: 0.95rem;
      font-weight: 600;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      gap: 8px;
      text-align: center;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary-accent) 0%, var(--primary-red) 100%);
      color: #FFFFFF !important;
      box-shadow: 0 6px 18px rgba(217, 29, 36, 0.28);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-crimson) 100%);
      box-shadow: 0 8px 24px rgba(217, 29, 36, 0.38);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background: #FFFFFF;
      color: var(--primary-red) !important;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

    .btn-hero {
      font-size: 1.1rem;
      padding: 15px 36px;
    }

    /* --- 头部导航 --- */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid #F3E2E2;
      transition: var(--transition);
    }

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

    .nav-left {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .logo-wrapper {
      display: flex;
      align-items: center;
      height: 44px;
    }

    .logo-wrapper img {
      height: 38px;
      width: auto;
      object-fit: contain;
    }

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

    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-dark);
      padding: 8px 11px;
      border-radius: 4px;
    }

    .nav-links li a:hover {
      color: var(--primary-red);
      background-color: var(--primary-light);
    }

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

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-dark);
      cursor: pointer;
      padding: 6px;
    }

    /* --- 1. HERO 首屏 (无图规范) --- */
    .hero-section {
      background: linear-gradient(180deg, #FFF5F5 0%, #FFFFFF 100%);
      padding: 80px 0 60px;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid #FAECEC;
    }

    .hero-content {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      background: #FFEBEB;
      color: var(--primary-red);
      padding: 6px 18px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 0.9rem;
      margin-bottom: 24px;
      border: 1px solid #FFD0D0;
    }

    .hero-title {
      font-size: 2.6rem;
      font-weight: 800;
      line-height: 1.25;
      color: var(--text-dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

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

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-body);
      max-width: 780px;
      margin: 0 auto 36px;
      line-height: 1.75;
    }

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

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 10px;
    }

    .stat-card {
      background: #FFFFFF;
      padding: 22px 16px;
      border-radius: var(--radius-md);
      border: 1px solid #F5DADA;
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .stat-number {
      font-size: 1.9rem;
      font-weight: 800;
      color: var(--primary-red);
      margin-bottom: 4px;
    }

    .stat-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* --- 模型矩阵跑马灯 --- */
    .models-stream-bar {
      background: #FFF8F8;
      border-top: 1px dashed #F5CECE;
      border-bottom: 1px dashed #F5CECE;
      padding: 16px 0;
      overflow: hidden;
      white-space: nowrap;
    }

    .models-marquee {
      display: inline-flex;
      gap: 12px;
      animation: marqueeAnim 35s linear infinite;
    }

    .model-pill {
      background: #FFFFFF;
      border: 1px solid #ECCECE;
      color: var(--text-dark);
      padding: 5px 14px;
      border-radius: 20px;
      font-size: 0.82rem;
      font-weight: 600;
      box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    }

    @keyframes marqueeAnim {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }

    /* --- 2. 关于我们与平台介绍 --- */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-text h3 {
      font-size: 1.75rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 18px;
      line-height: 1.35;
    }

    .about-text p {
      margin-bottom: 16px;
      color: var(--text-body);
      font-size: 0.98rem;
      line-height: 1.7;
    }

    .about-features-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 24px;
    }

    .about-feature-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      color: var(--text-dark);
      font-size: 0.92rem;
    }

    .about-feature-item svg {
      width: 18px;
      height: 18px;
      fill: var(--primary-red);
      flex-shrink: 0;
    }

    .platform-intro-card {
      background: #FFFFFF;
      padding: 32px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .platform-intro-card h4 {
      font-size: 1.25rem;
      color: var(--primary-red);
      margin-bottom: 14px;
      font-weight: 700;
    }

    .platform-intro-card ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .platform-intro-card li {
      padding-left: 22px;
      position: relative;
      font-size: 0.92rem;
      color: var(--text-body);
    }

    .platform-intro-card li::before {
      content: "•";
      position: absolute;
      left: 6px;
      color: var(--primary-red);
      font-size: 1.4rem;
      line-height: 1;
      top: -2px;
    }

    /* --- 3. AIGC服务 & 4. 一站式制作 --- */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #FFFFFF;
      border: 1px solid #F0DADA;
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary-accent);
    }

    .service-icon-box {
      width: 48px;
      height: 48px;
      background: var(--primary-light);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      color: var(--primary-red);
    }

    .service-icon-box svg {
      width: 24px;
      height: 24px;
      fill: currentColor;
    }

    .service-card h3 {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .service-tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .service-tag {
      background: #FAF3F3;
      color: var(--primary-red);
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 500;
    }

    /* --- 5. 行业方案 --- */
    .solutions-tabs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .solution-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      border-top: 4px solid var(--primary-red);
      transition: var(--transition);
    }

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

    .solution-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 10px;
    }

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

    /* --- 6. 服务网络 --- */
    .network-wrap {
      background: linear-gradient(135deg, #FFF6F6 0%, #FFFFFF 100%);
      border: 1px solid #F5D5D5;
      border-radius: var(--radius-lg);
      padding: 40px;
      text-align: center;
    }

    .network-nodes {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px;
      margin-top: 28px;
    }

    .node-item {
      background: #FFFFFF;
      border: 1px solid #F0D5D5;
      padding: 10px 20px;
      border-radius: 30px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-dark);
      box-shadow: var(--shadow-sm);
    }

    /* --- 7. 标准流程 --- */
    .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: 28px 20px;
      text-align: center;
      position: relative;
    }

    .step-number {
      width: 42px;
      height: 42px;
      background: var(--primary-red);
      color: #FFFFFF;
      border-radius: 50%;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 1.1rem;
    }

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

    .step-card p {
      font-size: 0.86rem;
      color: var(--text-body);
    }

    /* --- 8. 案例中心 (素材图应用区) --- */
    .case-gallery {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .case-item:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }

    .case-img-wrap {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #F3EAEA;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }

    .case-item:hover .case-img-wrap img {
      transform: scale(1.04);
    }

    .case-info {
      padding: 20px;
    }

    .case-info h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* --- 9. 对比评测 --- */
    .compare-container {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .rating-banner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: linear-gradient(90deg, #FFF1F0 0%, #FFFFFF 100%);
      border: 1px solid #FFD0D0;
      padding: 20px 28px;
      border-radius: var(--radius-md);
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 16px;
    }

    .rating-score {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .score-num {
      font-size: 2.6rem;
      font-weight: 900;
      color: var(--primary-red);
      line-height: 1;
    }

    .stars {
      color: #FAAD14;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }

    .table-responsive {
      width: 100%;
      overflow-x: auto;
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }

    .compare-table th, .compare-table td {
      padding: 16px 18px;
      border-bottom: 1px solid #F2E3E3;
      font-size: 0.92rem;
    }

    .compare-table th {
      background-color: #FFF6F6;
      color: var(--text-dark);
      font-weight: 700;
    }

    .compare-table .highlight {
      background-color: #FFF9F9;
      color: var(--primary-red);
      font-weight: 600;
    }

    /* --- 10. 需求匹配 & 16. 联系我们 (表单区) --- */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .contact-form-wrap {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
    }

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

    .form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-dark);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #DFCECE;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-family: inherit;
      background: #FFFFFF;
      transition: var(--transition);
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-red);
      box-shadow: 0 0 0 3px rgba(217, 29, 36, 0.12);
    }

    .contact-info-cards {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .info-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      gap: 16px;
      align-items: center;
      box-shadow: var(--shadow-sm);
    }

    .info-card-icon {
      width: 44px;
      height: 44px;
      background: var(--primary-light);
      color: var(--primary-red);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .qr-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
    }

    .qr-box img {
      width: 140px;
      height: 140px;
      object-fit: contain;
      border: 1px solid #EFEAEA;
      border-radius: 8px;
      margin-top: 10px;
    }

    /* --- 11. Token比价 --- */
    .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;
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: var(--transition);
    }

    .token-card.featured {
      border: 2px solid var(--primary-red);
      transform: scale(1.03);
      box-shadow: var(--shadow-lg);
    }

    .token-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-red);
      color: #FFFFFF;
      font-size: 0.75rem;
      padding: 3px 12px;
      border-radius: 20px;
      font-weight: 700;
    }

    .token-price {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary-red);
      margin: 16px 0 10px;
    }

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

    .token-features {
      list-style: none;
      margin: 20px 0 26px;
      text-align: left;
      font-size: 0.9rem;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    /* --- 12. 帮助中心 & 14. AI百科 --- */
    .wiki-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .wiki-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .wiki-card h4 {
      font-size: 1.15rem;
      color: var(--text-dark);
      margin-bottom: 8px;
      font-weight: 700;
    }

    .wiki-card p {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
    }

    /* --- 13. 常见问题 (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(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 22px;
      font-weight: 700;
      font-size: 1rem;
      color: var(--text-dark);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      background: #FFFFFF;
      transition: var(--transition);
    }

    .faq-question:hover {
      background: var(--primary-light);
      color: var(--primary-red);
    }

    .faq-icon {
      font-size: 1.2rem;
      font-weight: 400;
      transition: transform 0.28s ease;
      color: var(--primary-red);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #FFFDFD;
    }

    .faq-answer p {
      padding: 0 22px 18px;
      font-size: 0.92rem;
      color: var(--text-body);
      line-height: 1.65;
    }

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

    /* --- 用户评论 (6条) --- */
    .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: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--text-body);
      line-height: 1.65;
      margin-bottom: 18px;
      position: relative;
    }

    .reviewer {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F5E8E8;
      padding-top: 14px;
    }

    .reviewer-avatar {
      width: 40px;
      height: 40px;
      background: var(--primary-light);
      color: var(--primary-red);
      font-weight: 700;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.95rem;
    }

    .reviewer-name {
      font-weight: 700;
      font-size: 0.9rem;
      color: var(--text-dark);
    }

    .reviewer-role {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* --- 15. 行业资讯 & 宣传图展示 --- */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 36px;
    }

    .article-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .article-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .article-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 14px;
    }

    .article-link {
      font-size: 0.88rem;
      color: var(--primary-red);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .banners-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-top: 32px;
    }

    .banner-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }

    .banner-box img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* --- 17. 加盟代理 --- */
    .agent-card-box {
      background: linear-gradient(135deg, #FFF0F0 0%, #FFFFFF 100%);
      border: 1px solid #FFCDCD;
      border-radius: var(--radius-lg);
      padding: 48px 36px;
      text-align: center;
      box-shadow: var(--shadow-md);
    }

    .agent-benefits-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin: 36px 0 32px;
    }

    .agent-benefit-item {
      background: #FFFFFF;
      padding: 20px 16px;
      border-radius: var(--radius-md);
      border: 1px solid #F5DADA;
    }

    .agent-benefit-item h5 {
      font-size: 1.05rem;
      color: var(--primary-red);
      margin-bottom: 6px;
      font-weight: 700;
    }

    .agent-benefit-item p {
      font-size: 0.85rem;
      color: var(--text-body);
    }

    /* --- 页脚 --- */
    .site-footer {
      background: #201A1A;
      color: #D4C9C9;
      padding: 60px 0 24px;
      border-top: 4px solid var(--primary-red);
    }

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

    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1.05rem;
      margin-bottom: 18px;
      font-weight: 700;
      position: relative;
      padding-bottom: 8px;
    }

    .footer-col h4::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 28px;
      height: 2px;
      background: var(--primary-red);
    }

    .footer-col p {
      font-size: 0.88rem;
      line-height: 1.7;
      margin-bottom: 10px;
      color: #BBB0B0;
    }

    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 9px;
    }

    .footer-links-list li a {
      color: #BBB0B0;
      font-size: 0.88rem;
    }

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

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 10px;
    }

    .friend-links-wrap a {
      color: #BBB0B0;
      font-size: 0.85rem;
      background: #2D2525;
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid #3D3333;
    }

    .friend-links-wrap a:hover {
      color: #FFFFFF;
      background: var(--primary-red);
      border-color: var(--primary-red);
    }

    .footer-bottom {
      border-top: 1px solid #362D2D;
      padding-top: 24px;
      text-align: center;
      font-size: 0.84rem;
      color: #8C8080;
    }

    /* --- 浮动客服挂件与返回顶部 --- */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #FFFFFF;
      color: var(--primary-red);
      box-shadow: 0 4px 16px rgba(0,0,0,0.15);
      border: 1px solid #F0D5D5;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
    }

    .float-btn:hover {
      background: var(--primary-red);
      color: #FFFFFF;
      transform: scale(1.08);
    }

    .float-btn svg {
      width: 20px;
      height: 20px;
      fill: currentColor;
    }

    /* --- 响应式适配 --- */
    @media (max-width: 992px) {
      .hero-title { font-size: 2.1rem; }
      .hero-stats-grid { grid-template-columns: repeat(2, 1fr); }
      .about-grid { grid-template-columns: 1fr; }
      .services-grid { grid-template-columns: repeat(2, 1fr); }
      .solutions-tabs-grid { grid-template-columns: repeat(2, 1fr); }
      .steps-grid { grid-template-columns: repeat(2, 1fr); }
      .case-gallery { grid-template-columns: repeat(2, 1fr); }
      .token-grid { grid-template-columns: 1fr; }
      .token-card.featured { transform: none; }
      .reviews-grid { grid-template-columns: 1fr; }
      .contact-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .agent-benefits-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 768px) {
      .menu-toggle { display: block; }
      .nav-links {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid #F0D5D5;
        box-shadow: var(--shadow-md);
        display: none;
      }
      .nav-links.active { display: flex; }
      .nav-links li { width: 100%; text-align: center; }
      .nav-links li a { display: block; padding: 10px 0; }
      .hero-title { font-size: 1.8rem; }
      .hero-stats-grid { grid-template-columns: 1fr 1fr; }
      .services-grid { grid-template-columns: 1fr; }
      .solutions-tabs-grid { grid-template-columns: 1fr; }
      .steps-grid { grid-template-columns: 1fr; }
      .case-gallery { grid-template-columns: 1fr; }
      .wiki-grid { grid-template-columns: 1fr; }
      .articles-grid { grid-template-columns: 1fr; }
      .banners-container { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .rating-banner { flex-direction: column; text-align: center; }
      .rating-score { flex-direction: column; }
      .agent-benefits-grid { grid-template-columns: 1fr; }
    }