:root {
      --primary-color: #ff5e00;
      --primary-hover: #e05200;
      --primary-light: #fff5eb;
      --primary-border: #ffd8bd;
      --accent-gold: #ff9900;
      --bg-base: #faf8f5;
      --bg-card: #ffffff;
      --text-main: #1d2129;
      --text-muted: #5a6270;
      --text-light: #86909c;
      --border-color: #eaeef4;
      --shadow-sm: 0 4px 14px rgba(255, 94, 0, 0.05);
      --shadow-md: 0 8px 24px rgba(255, 94, 0, 0.08);
      --shadow-lg: 0 16px 36px rgba(255, 94, 0, 0.12);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
    }
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    ul, ol {
      list-style: none;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }
    .section-padding {
      padding-top: 80px;
      padding-bottom: 80px;
    }
    .section-header {
      text-align: center;
      margin-bottom: 50px;
    }
    .section-badge {
      display: inline-block;
      padding: 6px 16px;
      background-color: var(--primary-light);
      color: var(--primary-color);
      border: 1px solid var(--primary-border);
      border-radius: 50px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
      line-height: 1.35;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 720px;
      margin-left: auto;
      margin-right: auto;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 94, 0, 0.12);
      transition: all 0.3s ease;
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-wrap img.ai-page-logo {
      height: 38px;
      width: auto;
      display: block;
    }
    .brand-name {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.3px;
    }
    .brand-name span {
      color: var(--primary-color);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }
    .nav-links a {
      display: inline-block;
      padding: 10px 14px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }
    .nav-links a:hover {
      color: var(--primary-color);
      background-color: var(--primary-light);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-primary-header {
      background: linear-gradient(135deg, #ff6b00 0%, #ff4500 100%);
      color: #ffffff !important;
      padding: 9px 20px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(255, 94, 0, 0.3);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .btn-primary-header:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 94, 0, 0.4);
    }
    .nav-toggle-btn {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      color: var(--text-main);
    }

    /* 首屏 Hero - 无任何图片 */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #ffe9d6 0%, #fff7ef 45%, #faf8f5 100%);
      border-bottom: 1px solid #f2e3d5;
      padding-top: 70px;
      padding-bottom: 85px;
      position: relative;
    }
    .hero-content {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }
    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1px solid var(--primary-border);
      padding: 6px 18px;
      border-radius: 30px;
      color: var(--primary-color);
      font-size: 14px;
      font-weight: 600;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }
    .hero-badge-pill span.dot {
      width: 8px;
      height: 8px;
      background: #ff5e00;
      border-radius: 50%;
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 94, 0, 0.7); }
      70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 94, 0, 0); }
      100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 94, 0, 0); }
    }
    .hero-h1 {
      font-size: 40px;
      line-height: 1.25;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }
    .hero-h1 mark {
      background: none;
      color: var(--primary-color);
      position: relative;
    }
    .hero-lead {
      font-size: 18px;
      line-height: 1.7;
      color: var(--text-muted);
      margin-bottom: 36px;
    }
    .hero-btns {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }
    .btn-main-primary {
      background: linear-gradient(135deg, #ff6600 0%, #ff3b00 100%);
      color: #ffffff;
      font-size: 16px;
      font-weight: 600;
      padding: 14px 34px;
      border-radius: 50px;
      box-shadow: 0 8px 24px rgba(255, 69, 0, 0.35);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-main-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(255, 69, 0, 0.45);
      color: #ffffff;
    }
    .btn-main-secondary {
      background: #ffffff;
      color: var(--text-main);
      font-size: 16px;
      font-weight: 600;
      padding: 14px 30px;
      border-radius: 50px;
      border: 1px solid #e1e4ea;
      box-shadow: var(--shadow-sm);
    }
    .btn-main-secondary:hover {
      background: #fffbf7;
      border-color: var(--primary-border);
      color: var(--primary-color);
    }
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      text-align: left;
    }
    .metric-card {
      background: #ffffff;
      border: 1px solid var(--primary-border);
      border-radius: var(--radius-md);
      padding: 20px 22px;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease;
    }
    .metric-card:hover {
      transform: translateY(-3px);
      border-color: var(--primary-color);
    }
    .metric-value {
      font-size: 28px;
      font-weight: 800;
      color: var(--primary-color);
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-label {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 平台支持模型标签流 */
    .models-stream-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
      padding: 32px 0;
    }
    .models-label-row {
      text-align: center;
      margin-bottom: 16px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }
    .model-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }
    .model-badge {
      background: var(--bg-base);
      border: 1px solid #e9ecef;
      padding: 5px 14px;
      border-radius: 20px;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
      transition: all 0.2s ease;
    }
    .model-badge:hover {
      background: var(--primary-light);
      color: var(--primary-color);
      border-color: var(--primary-border);
    }

    /* 平台概况与核心能力 */
    .platform-intro-section {
      background: #ffffff;
    }
    .grid-2col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .intro-text h3 {
      font-size: 26px;
      font-weight: 700;
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .intro-text p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .intro-feature-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 24px;
    }
    .intro-item {
      background: var(--bg-base);
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      border-left: 3px solid var(--primary-color);
    }
    .intro-item h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .intro-item p {
      font-size: 13px;
      color: var(--text-light);
      margin: 0;
    }
    .img-showcase-box {
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      background: #fff;
    }
    .img-showcase-box img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* AIGC一站式制作与场景体系 */
    .cards-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .cards-grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 22px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      position: relative;
    }
    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary-border);
    }
    .service-tag-mini {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      color: var(--primary-color);
      background: var(--primary-light);
      padding: 2px 10px;
      border-radius: 12px;
      margin-bottom: 12px;
    }
    .service-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .service-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 行业解决方案 */
    .industry-section {
      background: #ffffff;
    }
    .industry-tab-card {
      background: var(--bg-base);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.25s ease;
    }
    .industry-tab-card:hover {
      background: #ffffff;
      border-color: var(--primary-color);
      box-shadow: var(--shadow-md);
    }
    .industry-tab-card h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .industry-tab-card p {
      font-size: 13.5px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }
    .industry-points {
      font-size: 12.5px;
      color: var(--primary-color);
      font-weight: 600;
    }

    /* 对比评测 - 五星 9.9分 */
    .evaluation-section {
      background: linear-gradient(180deg, #fff7ef 0%, #ffffff 100%);
      border-top: 1px solid #fce3ce;
      border-bottom: 1px solid #fce3ce;
    }
    .score-summary-bar {
      background: #ffffff;
      border: 2px solid var(--primary-color);
      border-radius: var(--radius-lg);
      padding: 28px 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: 0 10px 30px rgba(255, 94, 0, 0.12);
      margin-bottom: 40px;
      flex-wrap: wrap;
      gap: 20px;
    }
    .score-badge-box {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .score-number {
      font-size: 48px;
      font-weight: 900;
      color: var(--primary-color);
      line-height: 1;
    }
    .score-stars {
      color: #ff9900;
      font-size: 20px;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }
    .score-desc {
      font-size: 14px;
      color: var(--text-muted);
    }
    .score-action-note {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      background: var(--primary-light);
      padding: 10px 20px;
      border-radius: 30px;
      border: 1px solid var(--primary-border);
    }
    .comparison-table-wrap {
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14.5px;
    }
    .comparison-table th, .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .comparison-table th {
      background: #fbfbfd;
      font-weight: 700;
      color: var(--text-main);
    }
    .comparison-table th.highlight-col, .comparison-table td.highlight-col {
      background: #fffcf8;
      color: var(--primary-color);
      font-weight: 700;
      border-left: 1px solid var(--primary-border);
      border-right: 1px solid var(--primary-border);
    }
    .comparison-table td {
      color: var(--text-muted);
    }

    /* 标准制作流程 */
    .steps-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-item-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .step-num-pill {
      display: inline-block;
      width: 36px;
      height: 36px;
      line-height: 36px;
      text-align: center;
      background: var(--primary-color);
      color: #ffffff;
      border-radius: 50%;
      font-weight: 800;
      font-size: 16px;
      margin-bottom: 16px;
    }
    .step-item-card h4 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .step-item-card p {
      font-size: 13.5px;
      color: var(--text-muted);
    }

    /* 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);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform 0.25s ease;
    }
    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .case-banner-img {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #eaeef4;
    }
    .case-banner-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .case-body {
      padding: 20px;
    }
    .case-type-tag {
      font-size: 12px;
      color: var(--primary-color);
      font-weight: 700;
      margin-bottom: 8px;
    }
    .case-body h4 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .case-body p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* Token比价与API方案 */
    .token-pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .price-plan-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      text-align: center;
      position: relative;
      transition: all 0.3s ease;
    }
    .price-plan-card.featured {
      border: 2px solid var(--primary-color);
      box-shadow: var(--shadow-md);
      background: #fffdfb;
    }
    .price-plan-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-color);
      color: #fff;
      font-size: 12px;
      padding: 3px 14px;
      border-radius: 20px;
      font-weight: 700;
    }
    .price-amount {
      font-size: 38px;
      font-weight: 900;
      color: var(--primary-color);
      margin: 14px 0 6px 0;
    }
    .price-unit {
      font-size: 14px;
      color: var(--text-light);
      margin-bottom: 20px;
    }
    .price-specs {
      text-align: left;
      margin: 20px 0 26px 0;
      border-top: 1px solid #f0f2f5;
      padding-top: 16px;
    }
    .price-specs li {
      font-size: 13.5px;
      color: var(--text-muted);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .price-specs li::before {
      content: "✓";
      color: var(--primary-color);
      font-weight: 800;
    }

    /* 加盟代理与算力创收 */
    .agent-banner {
      background: linear-gradient(135deg, #2b170c 0%, #170d07 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 50px 45px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      flex-wrap: wrap;
    }
    .agent-info h3 {
      font-size: 28px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }
    .agent-info p {
      color: #dfcfc2;
      font-size: 15px;
      max-width: 650px;
      margin-bottom: 20px;
    }
    .agent-tags {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }
    .agent-tags span {
      background: rgba(255, 94, 0, 0.2);
      border: 1px solid rgba(255, 94, 0, 0.4);
      color: #ffaa66;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 13px;
      font-weight: 600;
    }
    .btn-agent-apply {
      background: linear-gradient(135deg, #ff7700 0%, #ff4500 100%);
      color: #ffffff;
      font-weight: 700;
      padding: 16px 36px;
      border-radius: 50px;
      font-size: 16px;
      box-shadow: 0 6px 20px rgba(255, 69, 0, 0.4);
      white-space: nowrap;
    }
    .btn-agent-apply:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(255, 69, 0, 0.6);
      color: #ffffff;
    }

    /* 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);
    }
    .review-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .reviewer-avatar-placeholder {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
      border: 1px solid var(--primary-border);
    }
    .reviewer-info h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }
    .reviewer-info p {
      font-size: 12px;
      color: var(--text-light);
    }
    .review-stars {
      color: #ff9900;
      font-size: 14px;
      margin-bottom: 10px;
    }
    .review-quote {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 常见问题折叠面板 FAQ */
    .faq-container-list {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-accordion-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color 0.25s ease;
    }
    .faq-accordion-item.active {
      border-color: var(--primary-color);
    }
    .faq-question-btn {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      cursor: pointer;
    }
    .faq-arrow {
      font-size: 14px;
      color: var(--primary-color);
      transition: transform 0.25s ease;
    }
    .faq-accordion-item.active .faq-arrow {
      transform: rotate(180deg);
    }
    .faq-answer-pane {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fafbfe;
      border-top: 1px solid transparent;
    }
    .faq-accordion-item.active .faq-answer-pane {
      max-height: 400px;
      border-top-color: #f0f2f5;
    }
    .faq-answer-content {
      padding: 18px 24px;
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* AI百科与行业资讯 */
    .news-encyclopedia-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }
    .info-column-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }
    .info-column-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .info-column-card h3::before {
      content: "";
      width: 4px;
      height: 20px;
      background: var(--primary-color);
      border-radius: 2px;
    }
    .article-simple-list li {
      padding: 12px 0;
      border-bottom: 1px dashed var(--border-color);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .article-simple-list li:last-child {
      border-bottom: none;
    }
    .article-simple-list a {
      font-size: 14.5px;
      color: var(--text-main);
      font-weight: 500;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      max-width: 80%;
    }
    .article-simple-list a:hover {
      color: var(--primary-color);
    }
    .article-date-tag {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 需求匹配表单与联系我们 */
    .contact-form-section {
      background: #ffffff;
    }
    .contact-grid-split {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: flex-start;
    }
    .form-box-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow-md);
    }
    .form-group-item {
      margin-bottom: 18px;
    }
    .form-group-item label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #dcdfe6;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      transition: all 0.2s ease;
      background: #ffffff;
      font-family: inherit;
    }
    .form-control:focus {
      border-color: var(--primary-color);
      outline: none;
      box-shadow: 0 0 0 3px rgba(255, 94, 0, 0.15);
    }
    .form-grid-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .btn-submit-form {
      width: 100%;
      background: linear-gradient(135deg, #ff6600 0%, #ff3b00 100%);
      color: #ffffff;
      border: none;
      padding: 14px;
      font-size: 16px;
      font-weight: 700;
      border-radius: 50px;
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(255, 94, 0, 0.35);
      transition: all 0.25s ease;
    }
    .btn-submit-form:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 94, 0, 0.45);
    }
    .contact-info-card {
      background: var(--bg-base);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 34px;
    }
    .contact-info-card h4 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .contact-ways-list li {
      font-size: 14.5px;
      color: var(--text-muted);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .qrcode-box-show {
      margin-top: 24px;
      padding: 20px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      text-align: center;
      display: inline-block;
    }
    .qrcode-box-show img {
      width: 140px;
      height: 140px;
      display: block;
      margin: 0 auto 10px;
      border-radius: 6px;
    }
    .qrcode-box-show p {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
    }

    /* 友情链接与规范页脚 */
    .links-partner-bar {
      background: #fdfdfd;
      border-top: 1px solid var(--border-color);
      padding: 24px 0;
      font-size: 13.5px;
    }
    .links-wrap-inner {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }
    .links-title-tag {
      font-weight: 700;
      color: var(--text-main);
    }
    .links-wrap-inner a {
      color: var(--text-muted);
    }
    .links-wrap-inner a:hover {
      color: var(--primary-color);
    }
    .site-footer {
      background: #181c24;
      color: #c2c8d2;
      padding: 40px 0 30px;
      border-top: 1px solid #282f3c;
    }
    .footer-inner-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }
    .footer-brand-side p {
      font-size: 13.5px;
      color: #9aa2b0;
      margin-top: 6px;
    }
    .footer-links-side {
      display: flex;
      gap: 18px;
    }
    .footer-links-side a {
      color: #9aa2b0;
      font-size: 13.5px;
    }
    .footer-links-side a:hover {
      color: #ffffff;
    }
    .footer-bottom-copy {
      margin-top: 26px;
      padding-top: 20px;
      border-top: 1px solid #262c37;
      text-align: center;
      font-size: 12.5px;
      color: #798291;
    }

    /* 浮动客服入口与返回顶部 */
    .floating-tools-dock {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 99;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .tool-float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--primary-border);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-color);
      cursor: pointer;
      font-size: 18px;
      transition: all 0.25s ease;
      position: relative;
    }
    .tool-float-btn:hover {
      background: var(--primary-color);
      color: #ffffff;
      transform: translateY(-3px);
    }
    .qr-tooltip-hover {
      position: absolute;
      right: 58px;
      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: 150px;
      text-align: center;
    }
    .qr-tooltip-hover img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: 4px;
    }
    .qr-tooltip-hover span {
      font-size: 11px;
      color: var(--text-muted);
      margin-top: 6px;
      display: block;
    }
    .tool-float-btn:hover .qr-tooltip-hover {
      display: block;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .cards-grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .cards-grid-3, .cases-grid, .reviews-grid, .token-pricing-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-toggle-btn {
        display: block;
      }
      .hero-h1 {
        font-size: 28px;
      }
      .grid-2col, .contact-grid-split, .news-encyclopedia-grid {
        grid-template-columns: 1fr;
      }
      .cards-grid-3, .cards-grid-4, .cases-grid, .reviews-grid, .token-pricing-grid, .steps-timeline, .hero-metrics-grid {
        grid-template-columns: 1fr;
      }
      .score-summary-bar {
        flex-direction: column;
        text-align: center;
      }
      .score-badge-box {
        flex-direction: column;
      }
      .agent-banner {
        padding: 30px 20px;
      }
    }