:root {
      --bg-dark: #0a0612;
      --bg-card: rgba(22, 13, 36, 0.75);
      --bg-card-hover: rgba(36, 20, 58, 0.9);
      --border-color: rgba(255, 42, 133, 0.25);
      --border-hover: rgba(186, 51, 255, 0.6);
      --primary-pink: #ff1379;
      --primary-purple: #9d1aff;
      --accent-cyan: #00f0ff;
      --text-main: #f3f0fa;
      --text-muted: #a39cb3;
      --gradient-pink-purple: linear-gradient(135deg, #ff1379 0%, #9d1aff 100%);
      --gradient-card: linear-gradient(145deg, rgba(30, 15, 48, 0.85) 0%, rgba(15, 8, 26, 0.8) 100%);
      --box-glow: 0 0 25px rgba(255, 19, 121, 0.2), 0 0 40px rgba(157, 26, 255, 0.15);
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      background-color: var(--bg-dark);
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(157, 26, 255, 0.18) 0%, transparent 40%),
        radial-gradient(circle at 85% 35%, rgba(255, 19, 121, 0.18) 0%, transparent 40%),
        radial-gradient(circle at 50% 85%, rgba(157, 26, 255, 0.12) 0%, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      font-family: var(--font-family);
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.3s ease;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部导航 */
    header.site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 6, 18, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 42, 133, 0.2);
    }

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

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

    .brand-box .ai-page-logo {
      height: 40px;
      width: auto;
      display: block;
    }

    .brand-title {
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      color: #fff;
    }

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

    .nav-links li a {
      padding: 8px 14px;
      font-size: 0.95rem;
      color: var(--text-muted);
      border-radius: 6px;
      display: inline-block;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: #fff;
      text-shadow: 0 0 10px rgba(255, 19, 121, 0.7);
    }

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

    .btn-nav {
      background: var(--gradient-pink-purple);
      color: #fff !important;
      padding: 8px 18px;
      border-radius: 20px;
      font-size: 0.9rem;
      font-weight: 600;
      box-shadow: 0 0 15px rgba(255, 19, 121, 0.4);
    }

    .btn-nav:hover {
      opacity: 0.92;
      box-shadow: 0 0 22px rgba(255, 19, 121, 0.7);
      transform: translateY(-1px);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      color: #fff;
      padding: 6px 10px;
      border-radius: 6px;
      cursor: pointer;
      font-size: 1.2rem;
    }

    /* 首屏 Hero (无图片) */
    .hero-section {
      padding: 90px 0 70px;
      text-align: center;
      position: relative;
    }

    .hero-badge {
      display: inline-block;
      padding: 6px 18px;
      border-radius: 30px;
      border: 1px solid var(--primary-pink);
      background: rgba(255, 19, 121, 0.1);
      color: #ff5ba8;
      font-size: 0.88rem;
      font-weight: 600;
      margin-bottom: 24px;
      letter-spacing: 0.5px;
    }

    .hero-title {
      font-size: 2.8rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #ffffff;
      text-shadow: 0 0 20px rgba(255, 19, 121, 0.3);
    }

    .hero-title span {
      background: var(--gradient-pink-purple);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-main-hero {
      background: var(--gradient-pink-purple);
      color: #fff;
      padding: 14px 34px;
      font-size: 1.1rem;
      font-weight: 700;
      border-radius: 30px;
      box-shadow: 0 0 25px rgba(255, 19, 121, 0.6);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-main-hero:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 35px rgba(255, 19, 121, 0.85);
    }

    .btn-secondary-hero {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-color);
      color: #fff;
      padding: 14px 30px;
      font-size: 1.05rem;
      font-weight: 600;
      border-radius: 30px;
    }

    .btn-secondary-hero:hover {
      border-color: var(--primary-pink);
      background: rgba(255, 19, 121, 0.15);
      color: #fff;
    }

    /* 纯代码科技指示器卡片网格 */
    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      max-width: 1040px;
      margin: 0 auto;
    }

    .metric-card {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 20px 16px;
      transition: all 0.3s ease;
    }

    .metric-card:hover {
      border-color: var(--border-hover);
      transform: translateY(-3px);
      box-shadow: var(--box-glow);
    }

    .metric-value {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary-pink);
      margin-bottom: 4px;
    }

    .metric-label {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 通用区块排版 */
    section.page-section {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-tag {
      font-size: 0.85rem;
      color: var(--accent-cyan);
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 8px;
      display: block;
      font-weight: 600;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 760px;
      margin: 0 auto;
    }

    /* 平台介绍 */
    .platform-intro-box {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 36px;
      line-height: 1.8;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }

    .platform-intro-box p {
      margin-bottom: 16px;
      color: #e2dcfa;
    }

    .platform-features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .intro-feat-item {
      padding: 20px;
      background: rgba(13, 7, 24, 0.7);
      border-radius: 10px;
      border-left: 3px solid var(--primary-pink);
    }

    .intro-feat-item h3 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 8px;
    }

    .intro-feat-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    /* 支持模型标签云 */
    .models-marquee-wrap {
      background: rgba(18, 9, 32, 0.6);
      border-radius: 14px;
      border: 1px solid rgba(255, 42, 133, 0.2);
      padding: 24px;
      margin-top: 30px;
    }

    .models-tag-container {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }

    .model-tag {
      padding: 6px 14px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(157, 26, 255, 0.3);
      font-size: 0.85rem;
      color: #dfd8f5;
      transition: all 0.2s;
    }

    .model-tag:hover {
      border-color: var(--primary-pink);
      color: #fff;
      box-shadow: 0 0 10px rgba(255, 19, 121, 0.4);
    }

    /* 服务能力卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 14px;
      padding: 28px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }

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

    .service-icon-sym {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--gradient-pink-purple);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: #fff;
      font-size: 1.1rem;
      margin-bottom: 18px;
    }

    .service-card h3 {
      font-size: 1.25rem;
      color: #fff;
      margin-bottom: 12px;
    }

    .service-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-card-meta {
      font-size: 0.82rem;
      color: var(--accent-cyan);
      padding-top: 12px;
      border-top: 1px dashed rgba(255, 255, 255, 0.1);
    }

    /* 一站式创作场景瀑布/网格 */
    .scenes-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .scene-card {
      background: rgba(20, 11, 34, 0.85);
      border: 1px solid rgba(157, 26, 255, 0.25);
      border-radius: 12px;
      padding: 22px;
      transition: all 0.25s ease;
    }

    .scene-card:hover {
      border-color: var(--primary-pink);
      box-shadow: 0 0 20px rgba(255, 19, 121, 0.3);
      transform: translateY(-3px);
    }

    .scene-card h4 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 8px;
    }

    .scene-card p {
      font-size: 0.86rem;
      color: #b7b0cc;
      line-height: 1.55;
    }

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

    .process-step {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      position: relative;
    }

    .step-number {
      width: 36px;
      height: 36px;
      line-height: 36px;
      margin: 0 auto 16px;
      background: var(--gradient-pink-purple);
      border-radius: 50%;
      font-weight: 700;
      color: #fff;
    }

    .process-step h4 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 8px;
    }

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

    /* 案例展示区 (含素材图) */
    .cases-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-item {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 14px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #11081e;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .case-img-wrap.square {
      aspect-ratio: 1 / 1;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }

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

    .case-body {
      padding: 22px;
      flex-grow: 1;
    }

    .case-body h4 {
      font-size: 1.15rem;
      color: #fff;
      margin-bottom: 8px;
    }

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

    /* 宣传条幅区 */
    .banner-strip {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .banner-img-box {
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid var(--border-color);
    }

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

    /* 对比评测表格与卡片 */
    .rating-summary-card {
      background: linear-gradient(135deg, rgba(255, 19, 121, 0.15), rgba(157, 26, 255, 0.2));
      border: 1px solid var(--primary-pink);
      border-radius: 14px;
      padding: 24px;
      text-align: center;
      margin-bottom: 30px;
      box-shadow: 0 0 30px rgba(255, 19, 121, 0.25);
    }

    .rating-score {
      font-size: 3.2rem;
      font-weight: 900;
      color: #fff;
      line-height: 1;
      margin-bottom: 6px;
    }

    .rating-stars {
      color: #ffca28;
      font-size: 1.4rem;
      margin-bottom: 8px;
      letter-spacing: 4px;
    }

    .rating-summary-card p {
      font-size: 1rem;
      color: #dfd8f5;
    }

    .table-responsive {
      overflow-x: auto;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      background: var(--gradient-card);
    }

    table.comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    table.comparison-table th,
    table.comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.92rem;
    }

    table.comparison-table th {
      background: rgba(255, 19, 121, 0.1);
      color: #fff;
      font-weight: 700;
    }

    table.comparison-table tr:hover {
      background: rgba(255, 255, 255, 0.03);
    }

    .highlight-cell {
      color: #ff5ba8;
      font-weight: 700;
    }

    /* 需求匹配与表单 */
    .form-wrapper {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
      max-width: 800px;
      margin: 0 auto;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    }

    .custom-form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-bottom: 20px;
    }

    .form-group-full {
      grid-column: span 2;
    }

    .form-group label {
      display: block;
      font-size: 0.9rem;
      margin-bottom: 8px;
      color: #e4ddf7;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      background: rgba(12, 6, 22, 0.9);
      border: 1px solid rgba(157, 26, 255, 0.4);
      border-radius: 8px;
      padding: 12px 16px;
      color: #fff;
      font-size: 0.95rem;
      outline: none;
      transition: border 0.3s;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--primary-pink);
      box-shadow: 0 0 10px rgba(255, 19, 121, 0.3);
    }

    .btn-submit-form {
      background: var(--gradient-pink-purple);
      color: #fff;
      border: none;
      padding: 14px 40px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 30px;
      cursor: pointer;
      display: block;
      width: 100%;
      box-shadow: 0 0 20px rgba(255, 19, 121, 0.4);
      transition: all 0.3s ease;
    }

    .btn-submit-form:hover {
      box-shadow: 0 0 30px rgba(255, 19, 121, 0.7);
      transform: translateY(-2px);
    }

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

    .review-card {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 14px;
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: #dfd8f5;
      line-height: 1.65;
      margin-bottom: 20px;
      font-style: italic;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 14px;
    }

    .author-avatar-sym {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--gradient-pink-purple);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #fff;
    }

    .author-info h4 {
      font-size: 0.95rem;
      color: #fff;
    }

    .author-info span {
      font-size: 0.8rem;
      color: var(--accent-cyan);
    }

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
      transition: all 0.3s;
    }

    .faq-question {
      padding: 18px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-size: 1.05rem;
      font-weight: 600;
      color: #fff;
    }

    .faq-toggle-icon {
      font-size: 1.2rem;
      color: var(--primary-pink);
      transition: transform 0.3s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      transition: all 0.3s ease;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 24px 20px;
    }

    /* 文章与资讯列表 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .article-card {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      display: flex;
      flex-direction: column;
    }

    .article-card h4 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 12px;
      line-height: 1.4;
    }

    .article-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      flex-grow: 1;
      margin-bottom: 16px;
    }

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

    .article-link:hover {
      color: #ff5ba8;
    }

    /* 加盟代理与被动收益板块 */
    .partner-card-wrap {
      background: linear-gradient(135deg, rgba(35, 14, 56, 0.9), rgba(15, 8, 26, 0.95));
      border: 1px solid var(--primary-purple);
      border-radius: 16px;
      padding: 40px;
      box-shadow: 0 0 35px rgba(157, 26, 255, 0.25);
    }

    .partner-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 24px;
    }

    .partner-box {
      background: rgba(10, 5, 16, 0.8);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 10px;
      padding: 24px;
    }

    .partner-box h4 {
      font-size: 1.15rem;
      color: var(--accent-cyan);
      margin-bottom: 10px;
    }

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

    /* 联系我们与二维码 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .contact-info-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 14px;
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 16px 20px;
    }

    .contact-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      width: 90px;
    }

    .contact-val {
      font-size: 1rem;
      color: #fff;
      font-weight: 600;
    }

    .contact-qr-box {
      background: var(--gradient-card);
      border: 1px solid var(--border-color);
      border-radius: 14px;
      padding: 24px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .qr-container {
      width: 170px;
      height: 170px;
      background: #fff;
      padding: 8px;
      border-radius: 10px;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

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

    /* 页脚 */
    footer.site-footer {
      background: #06030b;
      border-top: 1px solid rgba(255, 42, 133, 0.2);
      padding: 50px 0 30px;
      font-size: 0.88rem;
      color: #8c859d;
    }

    .footer-top-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 2fr;
      gap: 30px;
      margin-bottom: 40px;
    }

    .footer-col h4 {
      color: #fff;
      font-size: 1.05rem;
      margin-bottom: 18px;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-col ul li a {
      color: #9f96b3;
    }

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

    .footer-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .footer-links-wrap a {
      color: #9f96b3;
      background: rgba(255, 255, 255, 0.03);
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 0.82rem;
    }

    .footer-links-wrap a:hover {
      color: #fff;
      border-color: var(--primary-pink);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
    }

    /* 悬浮客服面板 */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 80px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      background: var(--gradient-pink-purple);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.2rem;
      box-shadow: 0 0 15px rgba(255, 19, 121, 0.5);
      cursor: pointer;
      position: relative;
    }

    .float-btn:hover {
      transform: scale(1.08);
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #140b22;
      border: 1px solid var(--border-hover);
      border-radius: 12px;
      padding: 14px;
      width: 180px;
      text-align: center;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
      display: none;
    }

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

    .float-qr-pop img {
      width: 100%;
      height: auto;
      border-radius: 6px;
      display: block;
    }

    .float-qr-pop span {
      display: block;
      margin-top: 8px;
      font-size: 0.8rem;
      color: #fff;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid,
      .platform-features-grid,
      .reviews-grid,
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenes-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #0e071a;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
      }
      .nav-links.show {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-title {
        font-size: 2.1rem;
      }
      .services-grid,
      .platform-features-grid,
      .reviews-grid,
      .articles-grid,
      .cases-container,
      .banner-strip,
      .partner-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }
      .custom-form-grid {
        grid-template-columns: 1fr;
      }
      .form-group-full {
        grid-column: span 1;
      }
      .process-timeline {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
    }