:root {
      --primary-orange: #ff5500;
      --primary-hover: #e04800;
      --primary-gradient: linear-gradient(135deg, #ff5500 0%, #ff8c00 100%);
      --primary-light: #fff5eb;
      --primary-subtle: #ffede0;
      --accent-gold: #ffaa00;
      --dark-text: #1f2329;
      --medium-text: #4e5969;
      --light-text: #86909c;
      --border-color: #f2e3d5;
      --bg-page: #fbf9f6;
      --bg-white: #ffffff;
      --bg-warm: #f7f3ee;
      --card-shadow: 0 10px 30px rgba(255, 85, 0, 0.08);
      --card-hover-shadow: 0 16px 36px rgba(255, 85, 0, 0.16);
      --container-max-width: 1200px;
      --transition-standard: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    * {
      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(--dark-text);
      line-height: 1.6;
      overflow-x: hidden;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

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

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: var(--container-max-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .section-wrap {
      padding: 80px 0;
      position: relative;
    }

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

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

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--primary-orange);
      background-color: var(--primary-light);
      padding: 6px 16px;
      border-radius: 30px;
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 1px;
      border: 1px solid var(--border-color);
    }

    .section-title {
      font-size: 2.25rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 16px;
      line-height: 1.3;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      border-radius: 8px;
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      border: none;
      transition: var(--transition-standard);
      text-align: center;
    }

    .btn-primary {
      background: var(--primary-gradient);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(255, 85, 0, 0.35);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, #e04800 0%, #ff7700 100%);
      box-shadow: 0 6px 20px rgba(255, 85, 0, 0.45);
      transform: translateY(-2px);
      color: #ffffff;
    }

    .btn-secondary {
      background-color: var(--bg-white);
      color: var(--primary-orange);
      border: 1px solid var(--primary-orange);
    }

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition-standard);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

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

    .ai-page-logo {
      height: 42px;
      width: auto;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--dark-text);
      letter-spacing: -0.5px;
    }

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

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-links li a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--dark-text);
      padding: 8px 14px;
      border-radius: 6px;
    }

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

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

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

    /* 首屏 Hero */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #ffe9d9 0%, #fff9f5 60%, #fbf9f6 100%);
      padding: 80px 0 100px 0;
      position: relative;
      overflow: hidden;
    }

    .hero-inner {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 50px;
      align-items: center;
    }

    .hero-content {
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background-color: #fff0e5;
      border: 1px solid #ffd4ba;
      color: var(--primary-orange);
      font-size: 0.875rem;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 30px;
      margin-bottom: 20px;
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 800;
      line-height: 1.25;
      color: var(--dark-text);
      margin-bottom: 20px;
    }

    .hero-title .highlight {
      color: var(--primary-orange);
      background: linear-gradient(135deg, #ff5500 0%, #ff8c00 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--medium-text);
      margin-bottom: 32px;
      line-height: 1.7;
    }

    .hero-btns {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 36px;
    }

    .hero-btn-main {
      padding: 14px 34px;
      font-size: 1.05rem;
    }

    .hero-trust-list {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 0.9rem;
      color: var(--light-text);
    }

    .hero-trust-item {
      display: flex;
      align-items: center;
      gap: 6px;
      color: var(--medium-text);
    }

    .hero-trust-item svg {
      width: 16px;
      height: 16px;
      fill: var(--primary-orange);
    }

    /* 首屏纯CSS装饰面板 */
    .hero-visual-board {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 30px;
      box-shadow: 0 20px 40px rgba(255, 85, 0, 0.08);
      position: relative;
    }

    .board-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid #f2f2f2;
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .board-status {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #10b981;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #10b981;
      box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
    }

    .model-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
    }

    .model-pill {
      font-size: 0.75rem;
      padding: 4px 10px;
      border-radius: 4px;
      background: var(--bg-warm);
      color: var(--dark-text);
      font-weight: 500;
      border: 1px solid #ebdcd0;
    }

    .model-pill.active {
      background: var(--primary-light);
      color: var(--primary-orange);
      border-color: #ffd8bf;
    }

    .board-metrics-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .board-metric-card {
      background: var(--bg-page);
      padding: 16px;
      border-radius: 10px;
      border-left: 4px solid var(--primary-orange);
    }

    .board-metric-val {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 4px;
    }

    .board-metric-label {
      font-size: 0.8rem;
      color: var(--medium-text);
    }

    /* 平台介绍 */
    .about-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .about-card {
      background: var(--bg-white);
      border-radius: 12px;
      padding: 32px 24px;
      border: 1px solid var(--border-color);
      transition: var(--transition-standard);
      position: relative;
    }

    .about-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--card-hover-shadow);
      border-color: #ffd4ba;
    }

    .card-icon-box {
      width: 52px;
      height: 52px;
      border-radius: 10px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary-orange);
    }

    .card-icon-box svg {
      width: 26px;
      height: 26px;
      stroke: var(--primary-orange);
      fill: none;
      stroke-width: 2;
    }

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

    .about-card p {
      font-size: 0.95rem;
      color: var(--medium-text);
      line-height: 1.6;
    }

    /* 模型矩阵胶囊展示 */
    .model-matrix-bar {
      margin-top: 40px;
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: 12px;
    }

    .matrix-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

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

    .matrix-tag {
      font-size: 0.85rem;
      background: var(--bg-warm);
      color: var(--dark-text);
      padding: 6px 12px;
      border-radius: 6px;
      border: 1px solid #ebdcd0;
      transition: var(--transition-standard);
    }

    .matrix-tag:hover {
      background: var(--primary-orange);
      color: #fff;
      border-color: var(--primary-orange);
    }

    /* 场景化AIGC业务卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 28px;
      transition: var(--transition-standard);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .service-header {
      margin-bottom: 16px;
    }

    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 8px;
      background: var(--primary-light);
      color: var(--primary-orange);
      border-radius: 4px;
      margin-bottom: 8px;
    }

    .service-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--dark-text);
    }

    .service-body {
      font-size: 0.9rem;
      color: var(--medium-text);
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .service-footer {
      border-top: 1px dashed var(--border-color);
      padding-top: 14px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .service-action {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary-orange);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 一站式制作与工作流对比 */
    .workflow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      position: relative;
    }

    .step-num {
      font-size: 2rem;
      font-weight: 900;
      color: #ffd4ba;
      line-height: 1;
      margin-bottom: 12px;
    }

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

    .step-card p {
      font-size: 0.875rem;
      color: var(--medium-text);
      line-height: 1.6;
    }

    /* 对比评测精工板块 */
    .eval-overview-card {
      background: linear-gradient(135deg, #fff7f2 0%, #fff 100%);
      border: 2px solid #ffd4ba;
      border-radius: 16px;
      padding: 36px;
      margin-bottom: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--card-shadow);
    }

    .eval-score-area {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .eval-score-num {
      font-size: 4rem;
      font-weight: 900;
      color: var(--primary-orange);
      line-height: 1;
    }

    .eval-score-info h3 {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 6px;
    }

    .eval-stars {
      color: #ff9900;
      font-size: 1.25rem;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }

    .eval-score-max {
      font-size: 0.9rem;
      color: var(--light-text);
    }

    .eval-table-wrap {
      overflow-x: auto;
      background: var(--bg-white);
      border-radius: 12px;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
    }

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

    .eval-table th, .eval-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f2f2f2;
      font-size: 0.95rem;
    }

    .eval-table th {
      background-color: #faf7f5;
      font-weight: 700;
      color: var(--dark-text);
    }

    .eval-table th.col-highlight, .eval-table td.col-highlight {
      background-color: #fff9f5;
      font-weight: 600;
      color: var(--primary-orange);
    }

    .eval-check {
      color: #10b981;
      font-weight: 700;
    }

    .eval-cross {
      color: #9ca3af;
    }

    /* 案例中心 */
    .banner-gallery {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-bottom: 30px;
    }

    .gallery-item {
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      background: var(--bg-white);
    }

    .ai-page-image {
      width: 100%;
      height: 240px;
      object-fit: cover;
      display: block;
      transition: var(--transition-standard);
    }

    .gallery-item:hover .ai-page-image {
      transform: scale(1.03);
    }

    .gallery-caption {
      padding: 16px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--dark-text);
      background: #fff;
    }

    .material-strip {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 20px;
    }

    .material-box {
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
      background: #fff;
    }

    .material-box img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .material-info {
      padding: 14px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--medium-text);
    }

    /* 用户评论 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 28px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.02);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testimonial-rating {
      color: #ff9900;
      font-size: 0.9rem;
      margin-bottom: 12px;
    }

    .testimonial-content {
      font-size: 0.95rem;
      color: var(--medium-text);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f6ece3;
      padding-top: 14px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary-orange);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.1rem;
      border: 1px solid #ffd4ba;
    }

    .author-name {
      font-weight: 700;
      color: var(--dark-text);
      font-size: 0.95rem;
    }

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

    /* FAQ折叠面板 */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition-standard);
    }

    .faq-question {
      padding: 18px 24px;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--dark-text);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

    .faq-question:hover {
      color: var(--primary-orange);
    }

    .faq-arrow {
      font-size: 1.25rem;
      color: var(--primary-orange);
      transition: transform 0.3s ease;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background-color: #faf8f5;
    }

    .faq-answer p {
      padding: 0 24px 18px 24px;
      font-size: 0.95rem;
      color: var(--medium-text);
      line-height: 1.7;
    }

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

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding-top: 6px;
    }

    /* 表单与需求匹配 */
    .form-container-box {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
      box-shadow: var(--card-shadow);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .form-contact-info {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .form-contact-info h3 {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 12px;
    }

    .contact-details {
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .contact-line {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--medium-text);
    }

    .contact-badge {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-orange);
      font-weight: 700;
      font-size: 0.85rem;
    }

    .qr-preview-box {
      margin-top: 24px;
      display: flex;
      align-items: center;
      gap: 20px;
      background: var(--bg-warm);
      padding: 16px;
      border-radius: 10px;
      border: 1px solid var(--border-color);
    }

    .qr-preview-box img {
      width: 80px;
      height: 80px;
      border-radius: 6px;
      object-fit: cover;
      border: 1px solid #ebdcd0;
    }

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

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

    .form-ctrl-input, .form-ctrl-select, .form-ctrl-textarea {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #dcd3cb;
      border-radius: 8px;
      font-size: 0.95rem;
      color: var(--dark-text);
      background-color: #fff;
      outline: none;
      transition: var(--transition-standard);
      font-family: inherit;
    }

    .form-ctrl-input:focus, .form-ctrl-select:focus, .form-ctrl-textarea:focus {
      border-color: var(--primary-orange);
      box-shadow: 0 0 0 3px rgba(255, 85, 0, 0.15);
    }

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

    /* 最新文章与动态 */
    .article-listing {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .article-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition-standard);
    }

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

    .article-date {
      font-size: 0.8rem;
      color: var(--light-text);
      margin-bottom: 6px;
    }

    .article-link {
      font-weight: 700;
      font-size: 1.05rem;
      color: var(--dark-text);
      margin-bottom: 8px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .article-link:hover {
      color: var(--primary-orange);
    }

    /* 友情链接与页脚 */
    .site-footer {
      background-color: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 30px 0;
      color: var(--medium-text);
      margin-top: auto;
    }

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

    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 16px;
    }

    .footer-col ul li {
      margin-bottom: 8px;
    }

    .footer-col ul li a {
      font-size: 0.9rem;
      color: var(--medium-text);
    }

    .footer-col ul li a:hover {
      color: var(--primary-orange);
    }

    .friend-links-bar {
      border-top: 1px solid #f2e3d5;
      padding: 20px 0;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      font-size: 0.875rem;
    }

    .friend-links-bar a {
      color: var(--medium-text);
    }

    .friend-links-bar a:hover {
      color: var(--primary-orange);
    }

    .footer-bottom-bar {
      border-top: 1px solid #f4ece4;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--light-text);
    }

    /* 悬浮客服挂件 */
    .floating-kefu {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .floating-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--primary-orange);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 6px 16px rgba(255, 85, 0, 0.35);
      cursor: pointer;
      position: relative;
      transition: var(--transition-standard);
    }

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

    .floating-btn svg {
      width: 22px;
      height: 22px;
      fill: currentColor;
    }

    .qr-hover-pop {
      display: none;
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #fff;
      padding: 12px;
      border-radius: 8px;
      box-shadow: 0 10px 25px rgba(0,0,0,0.15);
      border: 1px solid var(--border-color);
      width: 140px;
      text-align: center;
    }

    .qr-hover-pop img {
      width: 100%;
      height: auto;
      border-radius: 4px;
      display: block;
    }

    .qr-hover-pop span {
      font-size: 0.75rem;
      color: var(--dark-text);
      display: block;
      margin-top: 6px;
      font-weight: 600;
    }

    .floating-btn:hover .qr-hover-pop {
      display: block;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .services-grid, .about-grid, .testimonial-grid, .article-listing {
        grid-template-columns: repeat(2, 1fr);
      }
      .workflow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .hero-inner {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 2.1rem;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background-color: #fff;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      }
      .nav-links.active {
        display: flex;
      }
      .services-grid, .about-grid, .testimonial-grid, .article-listing, .banner-gallery, .material-strip {
        grid-template-columns: 1fr;
      }
      .form-container-box {
        grid-template-columns: 1fr;
      }
      .eval-overview-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
    }