:root {
      --primary: #FFB800;
      --primary-hover: #FFA000;
      --primary-light: #FFF8E1;
      --primary-glow: rgba(255, 184, 0, 0.28);
      --dark: #121826;
      --dark-light: #2A3342;
      --text-main: #1F2937;
      --text-muted: #4B5563;
      --text-light: #6B7280;
      --bg-light: #FAFAFA;
      --bg-white: #FFFFFF;
      --border-color: #E5E7EB;
      --border-accent: #FDE68A;
      --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.06);
      --shadow-lg: 0 12px 32px rgba(255, 184, 0, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --transition: all 0.28s ease;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    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;
    }

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

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 2px solid var(--primary);
      box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    }

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

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      height: 48px;
    }

    .brand-logo img {
      max-height: 44px;
      width: auto;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 10px 14px;
      font-size: 15px;
      font-weight: 600;
      color: var(--dark-light);
      border-radius: var(--radius-sm);
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 30px;
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background-color: var(--primary);
      color: var(--dark);
      border-color: var(--primary);
      box-shadow: 0 4px 14px var(--primary-glow);
    }

    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 160, 0, 0.35);
    }

    .btn-dark {
      background-color: var(--dark);
      color: #FFFFFF;
    }

    .btn-dark:hover {
      background-color: #000000;
      transform: translateY(-2px);
    }

    .btn-outline {
      border-color: var(--dark);
      color: var(--dark);
      background: transparent;
    }

    .btn-outline:hover {
      background-color: var(--dark);
      color: #FFFFFF;
    }

    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 3px;
      background: var(--dark);
      border-radius: 2px;
      transition: var(--transition);
    }

    /* 醒目标题组件 */
    .section-title-wrap {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 1px;
      text-transform: uppercase;
      background: var(--primary-light);
      color: #92400E;
      border: 1px solid var(--border-accent);
      padding: 5px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--dark);
      line-height: 1.3;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      margin-top: 10px;
      max-width: 680px;
      margin-left: auto;
      margin-right: auto;
    }

    /* 首屏 Hero - 严禁出现图片 */
    .hero-section {
      background: linear-gradient(180deg, #FFFDE7 0%, #FFFFFF 100%);
      padding: 72px 0 64px 0;
      border-bottom: 1px solid #F3F4F6;
      position: relative;
    }

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

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFFFFF;
      border: 2px solid var(--primary);
      padding: 6px 18px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 700;
      color: var(--dark);
      box-shadow: 0 4px 12px rgba(255, 184, 0, 0.18);
      margin-bottom: 24px;
    }

    .hero-badge-dot {
      width: 10px;
      height: 10px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(255, 184, 0, 0.4);
    }

    .hero-title {
      font-size: 46px;
      font-weight: 900;
      color: var(--dark);
      letter-spacing: -0.5px;
      line-height: 1.25;
      margin-bottom: 20px;
    }

    .hero-desc {
      font-size: 19px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 36px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .btn-hero-primary {
      font-size: 17px;
      padding: 14px 34px;
      background: var(--primary);
      color: var(--dark);
      font-weight: 800;
      border-radius: 40px;
      box-shadow: 0 8px 24px rgba(255, 184, 0, 0.35);
      border: 2px solid #E5A800;
    }

    .btn-hero-primary:hover {
      background: #FFC000;
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(255, 184, 0, 0.45);
    }

    /* 首屏纯代码指标看板（无图片） */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 32px;
    }

    .metric-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-top: 4px solid var(--primary);
      padding: 24px 18px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
    }

    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-top-color: #E5A800;
    }

    .metric-value {
      font-size: 32px;
      font-weight: 900;
      color: var(--dark);
      margin-bottom: 4px;
    }

    .metric-value span {
      color: #D97706;
      font-size: 20px;
    }

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

    /* 支持模型轮播/标签条 */
    .models-ticker-bar {
      margin-top: 42px;
      padding: 20px;
      background: #FFFFFF;
      border: 1px dashed #F59E0B;
      border-radius: var(--radius-md);
      text-align: center;
    }

    .models-bar-title {
      font-size: 13px;
      font-weight: 800;
      color: #92400E;
      margin-bottom: 12px;
      text-transform: uppercase;
    }

    .model-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-tag {
      background: #FFFBEB;
      color: #78350F;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 6px;
      border: 1px solid #FDE68A;
    }

    /* 通用区块通用样式 */
    .section-padding {
      padding: 72px 0;
    }

    .bg-white {
      background-color: var(--bg-white);
    }

    .bg-light {
      background-color: var(--bg-light);
    }

    .bg-gradient-yellow {
      background: linear-gradient(180deg, #FFFFFF 0%, #FFFBEB 100%);
    }

    /* 关于我们与平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
    }

    .intro-text-box h3 {
      font-size: 26px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 18px;
      line-height: 1.4;
    }

    .intro-text-box p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 16px;
      text-align: justify;
    }

    .intro-feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .feature-item-pill {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 14px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 700;
      color: var(--dark);
    }

    .pill-icon {
      width: 22px;
      height: 22px;
      background: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      color: var(--dark);
      flex-shrink: 0;
    }

    .intro-card-box {
      background: #FFFFFF;
      border: 2px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .intro-card-header {
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .intro-card-header h4 {
      font-size: 18px;
      color: var(--dark);
      font-weight: 800;
    }

    .intro-highlight-row {
      display: flex;
      justify-content: space-between;
      margin-bottom: 14px;
      padding: 10px 14px;
      background: #F9FAFB;
      border-radius: var(--radius-sm);
      font-size: 14px;
    }

    .intro-highlight-row span:first-child {
      color: var(--text-muted);
      font-weight: 600;
    }

    .intro-highlight-row span:last-child {
      font-weight: 800;
      color: #B45309;
    }

    /* AIGC服务与一站式制作卡片 */
    .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: 28px 22px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-6px);
      border-color: var(--primary);
      box-shadow: 0 10px 24px rgba(255, 184, 0, 0.2);
    }

    .service-badge-tag {
      position: absolute;
      top: 16px;
      right: 16px;
      font-size: 11px;
      font-weight: 700;
      background: var(--primary-light);
      color: #92400E;
      padding: 2px 8px;
      border-radius: 4px;
      border: 1px solid var(--border-accent);
    }

    .service-icon {
      width: 48px;
      height: 48px;
      background: var(--primary-light);
      border: 2px solid var(--primary);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 18px;
    }

    .service-card h4 {
      font-size: 19px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.55;
      margin-bottom: 18px;
    }

    .service-card-meta {
      font-size: 13px;
      font-weight: 700;
      color: #92400E;
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
    }

    /* 行业方案展示 */
    .solutions-tabs-nav {
      display: flex;
      justify-content: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 32px;
    }

    .solution-tab-btn {
      padding: 10px 20px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: 30px;
      font-size: 14px;
      font-weight: 700;
      color: var(--text-muted);
      cursor: pointer;
      transition: var(--transition);
    }

    .solution-tab-btn.active,
    .solution-tab-btn:hover {
      background: var(--primary);
      border-color: var(--primary);
      color: var(--dark);
      box-shadow: 0 4px 12px var(--primary-glow);
    }

    .solution-panel-content {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .solution-detail-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .solution-bullets {
      list-style: none;
      margin-top: 18px;
    }

    .solution-bullets li {
      position: relative;
      padding-left: 24px;
      margin-bottom: 12px;
      font-size: 14px;
      color: var(--text-muted);
    }

    .solution-bullets li::before {
      content: "✔";
      position: absolute;
      left: 0;
      color: #D97706;
      font-weight: 900;
    }

    .solution-visual-box {
      background: #FFFDF5;
      border: 2px dashed #FCD34D;
      border-radius: var(--radius-md);
      padding: 24px;
    }

    .solution-visual-box h5 {
      font-size: 16px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 14px;
    }

    /* 标准化流程 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

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

    .process-step-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }

    .step-number-circle {
      width: 44px;
      height: 44px;
      background: var(--primary);
      color: var(--dark);
      font-size: 18px;
      font-weight: 900;
      border-radius: 50%;
      margin: 0 auto 16px auto;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(255, 184, 0, 0.4);
    }

    .process-step-card h4 {
      font-size: 17px;
      font-weight: 800;
      margin-bottom: 8px;
    }

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

    /* 对比评测板块 */
    .evaluation-hero-banner {
      background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      margin-bottom: 30px;
      border-left: 6px solid var(--primary);
    }

    .evaluation-score-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .big-score-box {
      background: var(--primary);
      color: var(--dark);
      padding: 16px 24px;
      border-radius: var(--radius-md);
      text-align: center;
    }

    .score-number {
      font-size: 40px;
      font-weight: 900;
      line-height: 1;
    }

    .score-max {
      font-size: 13px;
      font-weight: 800;
      margin-top: 4px;
    }

    .score-stars-desc h4 {
      font-size: 22px;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 6px;
    }

    .stars-text {
      color: #FBBF24;
      font-size: 20px;
      font-weight: 900;
      letter-spacing: 2px;
    }

    .score-stars-desc p {
      font-size: 13px;
      color: #94A3B8;
      margin-top: 4px;
    }

    .compare-table-wrapper {
      overflow-x: auto;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 760px;
    }

    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      text-align: left;
      border-bottom: 1px solid var(--border-color);
      font-size: 14px;
    }

    .compare-table th {
      background: #F8FAFC;
      font-weight: 800;
      color: var(--dark);
    }

    .compare-table th.highlight-col {
      background: #FEF3C7;
      color: #92400E;
      border-bottom: 2px solid var(--primary);
    }

    .compare-table td.highlight-col {
      background: #FFFDF5;
      font-weight: 700;
      color: #111827;
      border-left: 1px solid #FDE68A;
      border-right: 1px solid #FDE68A;
    }

    /* 案例中心 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

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

    .case-image-wrap {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #E5E7EB;
    }

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

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

    .case-info {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .case-info h4 {
      font-size: 17px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 14px;
    }

    .case-tags {
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
    }

    .case-tag-item {
      font-size: 11px;
      background: #F3F4F6;
      color: #374151;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

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

    .token-card {
      background: #FFFFFF;
      border: 2px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px 24px;
      text-align: center;
      transition: var(--transition);
      position: relative;
    }

    .token-card.popular {
      border-color: var(--primary);
      box-shadow: 0 10px 28px rgba(255, 184, 0, 0.22);
    }

    .token-popular-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: var(--dark);
      font-size: 12px;
      font-weight: 800;
      padding: 4px 16px;
      border-radius: 20px;
    }

    .token-card h4 {
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .token-price-box {
      margin: 18px 0;
    }

    .token-price-val {
      font-size: 36px;
      font-weight: 900;
      color: #D97706;
    }

    .token-price-desc {
      font-size: 13px;
      color: var(--text-muted);
    }

    .token-card-features {
      list-style: none;
      text-align: left;
      margin: 20px 0;
      border-top: 1px dashed var(--border-color);
      padding-top: 16px;
    }

    .token-card-features li {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 8px;
      padding-left: 20px;
      position: relative;
    }

    .token-card-features li::before {
      content: "•";
      color: var(--primary);
      font-size: 20px;
      position: absolute;
      left: 4px;
      top: -3px;
    }

    /* 用户评论 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .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;
      border-left: 4px solid var(--primary);
    }

    .review-content {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      font-style: italic;
    }

    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F3F4F6;
      padding-top: 12px;
    }

    .review-avatar-text {
      width: 40px;
      height: 40px;
      background: var(--primary-light);
      border: 1px solid var(--border-accent);
      color: #92400E;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
    }

    .review-user-detail h5 {
      font-size: 14px;
      font-weight: 800;
      color: var(--dark);
    }

    .review-user-detail span {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 加盟代理模块 */
    .agent-promo-card {
      background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
      border: 2px solid #FCD34D;
      border-radius: var(--radius-lg);
      padding: 40px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 30px;
      align-items: center;
    }

    .agent-promo-text h3 {
      font-size: 26px;
      font-weight: 800;
      color: #78350F;
      margin-bottom: 14px;
    }

    .agent-promo-text p {
      font-size: 15px;
      color: #92400E;
      margin-bottom: 20px;
    }

    .agent-benefits-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-bottom: 24px;
    }

    .agent-benefit-item {
      background: #FFFFFF;
      padding: 12px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 700;
      color: #78350F;
      border: 1px solid #FDE68A;
    }

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

    .agent-cta-box h4 {
      font-size: 18px;
      color: var(--dark);
      margin-bottom: 8px;
    }

    .agent-cta-box p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 16px;
    }

    /* 需求匹配表单 & 联系我们 */
    .contact-section-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
    }

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

    .form-container-card h3 {
      font-size: 22px;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--dark);
    }

    .form-container-card p {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

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

    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--dark);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      outline: none;
      transition: var(--transition);
      background-color: #FBFBFB;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--primary);
      background-color: #FFFFFF;
      box-shadow: 0 0 0 3px var(--primary-glow);
    }

    .contact-channels-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-channels-card h3 {
      font-size: 22px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 16px;
    }

    .contact-info-list {
      list-style: none;
      margin-bottom: 24px;
    }

    .contact-info-list li {
      font-size: 14px;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--dark);
      font-weight: 600;
    }

    .qr-container {
      background: #FFFDF5;
      border: 2px dashed #FCD34D;
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
    }

    .qr-image-wrapper {
      width: 140px;
      height: 140px;
      margin: 0 auto 10px auto;
      background: #FFFFFF;
      padding: 8px;
      border-radius: 8px;
      box-shadow: var(--shadow-sm);
    }

    .qr-image-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* 常见问题折叠面板 FAQ */
    .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: 12px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: var(--primary);
      box-shadow: 0 4px 14px var(--primary-glow);
    }

    .faq-question {
      padding: 18px 22px;
      font-size: 16px;
      font-weight: 800;
      color: var(--dark);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }

    .faq-icon-arrow {
      font-size: 18px;
      transition: transform 0.25s ease;
      color: #D97706;
    }

    .faq-item.active .faq-icon-arrow {
      transform: rotate(180deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 20px 22px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      border-top: 1px dashed #F3F4F6;
      margin-top: 6px;
      padding-top: 12px;
    }

    /* 行业资讯与百科 */
    .articles-links-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-top: 24px;
    }

    .articles-links-box h4 {
      font-size: 16px;
      margin-bottom: 14px;
      color: var(--dark);
    }

    .links-tags-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .article-link-tag {
      font-size: 13px;
      padding: 6px 14px;
      background: #F9FAFB;
      border: 1px solid #E5E7EB;
      border-radius: 20px;
      color: var(--text-main);
      font-weight: 600;
    }

    .article-link-tag:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: #92400E;
    }

    /* 友情链接与页脚 */
    .site-footer {
      background: #FFFFFF;
      border-top: 3px solid var(--primary);
      padding-top: 48px;
      padding-bottom: 32px;
      color: var(--text-main);
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 30px;
      margin-bottom: 36px;
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 16px;
      position: relative;
      padding-bottom: 8px;
    }

    .footer-col h4::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 28px;
      height: 3px;
      background: var(--primary);
      border-radius: 2px;
    }

    .footer-col p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 12px;
    }

    .footer-nav-list {
      list-style: none;
    }

    .footer-nav-list li {
      margin-bottom: 8px;
      font-size: 13px;
      color: var(--text-muted);
    }

    .footer-nav-list li a:hover {
      color: #D97706;
      text-decoration: underline;
    }

    .friend-links-wrap {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      margin-bottom: 24px;
    }

    .friend-links-title {
      font-size: 14px;
      font-weight: 800;
      color: var(--dark);
      margin-bottom: 10px;
    }

    .friend-links-items {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .friend-links-items a {
      font-size: 13px;
      color: var(--text-muted);
      background: #F3F4F6;
      padding: 4px 10px;
      border-radius: 4px;
      transition: var(--transition);
    }

    .friend-links-items a:hover {
      background: var(--primary);
      color: var(--dark);
    }

    .footer-bottom-bar {
      border-top: 1px solid var(--border-color);
      padding-top: 20px;
      text-align: center;
      font-size: 13px;
      color: var(--text-light);
    }

    /* 悬浮客服面板 */
    .floating-kefu-widget {
      position: fixed;
      right: 20px;
      bottom: 80px;
      z-index: 990;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .floating-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: var(--primary);
      color: var(--dark);
      box-shadow: 0 4px 16px rgba(0,0,0,0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      cursor: pointer;
      border: 2px solid #FFFFFF;
      transition: var(--transition);
      position: relative;
    }

    .floating-btn:hover {
      transform: scale(1.08);
      background: var(--primary-hover);
    }

    .floating-btn .tooltip {
      position: absolute;
      right: 60px;
      top: 50%;
      transform: translateY(-50%);
      background: var(--dark);
      color: #FFFFFF;
      padding: 6px 12px;
      font-size: 12px;
      border-radius: 4px;
      white-space: nowrap;
      display: none;
      pointer-events: none;
    }

    .floating-btn:hover .tooltip {
      display: block;
    }

    /* 响应式样式规范 */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 36px;
      }
      .services-grid,
      .cases-grid,
      .token-pricing-grid,
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid,
      .solution-detail-grid,
      .agent-promo-card,
      .contact-section-grid {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: flex;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 2px solid var(--primary);
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        width: 100%;
        padding: 12px 10px;
      }
      .nav-actions {
        display: none;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-desc {
        font-size: 16px;
      }
      .section-title {
        font-size: 26px;
      }
      .services-grid,
      .cases-grid,
      .token-pricing-grid,
      .reviews-grid,
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .evaluation-hero-banner {
        flex-direction: column;
        align-items: flex-start;
      }
      .agent-benefits-grid {
        grid-template-columns: 1fr;
      }
    }