/* CSS Reset & Variables - 桃红艳丽风 (Rose Pink / Vivid Magenta Tech) */
    :root {
      --primary-color: #e11d48;         /* 活力桃红玫瑰 */
      --primary-hover: #be123c;         /* 深浓洋红 */
      --primary-light: #ffe4e6;         /* 极淡粉红底 */
      --accent-magenta: #db2777;        /* 亮丽桃红紫 */
      --accent-gradient: linear-gradient(135deg, #f43f5e 0%, #e11d48 50%, #be123c 100%);
      --soft-bg-gradient: linear-gradient(180deg, #fff1f2 0%, #fff5f6 50%, #ffffff 100%);
      --text-main: #1e293b;             /* 深色正文（保可读性） */
      --text-muted: #64748b;            /* 辅助说明灰 */
      --text-heading: #0f172a;          /* 标题深黑 */
      --border-color: #fecdd3;          /* 暖桃边框 */
      --border-subtle: #f1f5f9;         /* 柔和边界线 */
      --card-bg: #ffffff;
      --card-shadow: 0 10px 25px -5px rgba(225, 29, 72, 0.08), 0 8px 10px -6px rgba(225, 29, 72, 0.04);
      --card-shadow-hover: 0 20px 30px -10px rgba(225, 29, 72, 0.18);
      --container-width: 1200px;
      --border-radius: 12px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 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: #fffbfc;
      color: var(--text-main);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    /* 容器居中规范统一体系 */
    .site-container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 15px rgba(225, 29, 72, 0.05);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }

    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

    .brand-box img.ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
      display: block;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
    }

    .brand-title {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary-color);
      letter-spacing: -0.5px;
      line-height: 1.2;
    }

    .brand-slogan {
      font-size: 0.75rem;
      color: var(--text-muted);
      letter-spacing: 0.5px;
    }

    .nav-menu {
      display: flex;
      align-items: center;
    }

    /* 约束：.nav-links 的 gap 属性设置为 0 */
    .nav-links {
      display: flex;
      list-style: none;
      align-items: center;
      gap: 0;
      margin: 0;
      padding: 0;
    }

    .nav-links li a {
      display: block;
      padding: 10px 14px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      text-decoration: none;
      transition: var(--transition);
      position: relative;
    }

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

    .nav-links li a::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--primary-color);
      transform: scaleX(0);
      transition: var(--transition);
    }

    .nav-links li a:hover::after {
      transform: scaleX(1);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 0.95rem;
      text-decoration: none;
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--accent-gradient);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(225, 29, 72, 0.35);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(225, 29, 72, 0.45);
    }

    .btn-outline {
      background: #ffffff;
      color: var(--primary-color);
      border-color: var(--primary-color);
    }

    .btn-outline:hover {
      background: var(--primary-light);
      color: var(--primary-hover);
    }

    /* 移动端菜单开关 */
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .mobile-menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--text-heading);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* 首屏 Hero 区域 - 严禁出现图片（纯CSS科技桃红渐变+几何排版） */
    .hero-section {
      background: var(--soft-bg-gradient);
      padding: 70px 0 60px 0;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-content {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #ffe4e6;
      border: 1px solid #fecdd3;
      padding: 6px 18px;
      border-radius: 20px;
      font-size: 0.85rem;
      color: var(--primary-hover);
      font-weight: 700;
      margin-bottom: 20px;
      box-shadow: 0 2px 6px rgba(225, 29, 72, 0.08);
    }

    /* H1 精确字数控制在20字以内 */
    .hero-title {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-heading);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-title span {
      background: linear-gradient(135deg, #e11d48 0%, #db2777 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.15rem;
      color: var(--text-muted);
      max-width: 760px;
      margin: 0 auto 35px auto;
      line-height: 1.7;
    }

    .hero-buttons {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 45px;
    }

    .btn-hero-vivid {
      padding: 14px 34px;
      font-size: 1.05rem;
      background: var(--accent-gradient);
      color: #fff !important;
      border-radius: 35px;
      font-weight: 700;
      box-shadow: 0 10px 25px rgba(225, 29, 72, 0.4);
      transform: translateY(0);
      transition: var(--transition);
    }

    .btn-hero-vivid:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 15px 30px rgba(225, 29, 72, 0.5);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 30px;
    }

    .metric-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 20px;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
    }

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

    .metric-num {
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary-color);
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .metric-label {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* 几何动感装饰（纯CSS） */
    .hero-dec-circle {
      position: absolute;
      border-radius: 50%;
      filter: blur(60px);
      z-index: 1;
      opacity: 0.35;
      pointer-events: none;
    }

    .hero-dec-1 {
      width: 400px;
      height: 400px;
      background: #fda4af;
      top: -100px;
      left: -100px;
    }

    .hero-dec-2 {
      width: 350px;
      height: 350px;
      background: #f43f5e;
      bottom: -80px;
      right: -80px;
    }

    /* 通用章节样式 */
    .section-block {
      padding: 70px 0;
      position: relative;
    }

    .section-block-alt {
      background: #fff8f9;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

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

    .section-badge {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary-color);
      background: var(--primary-light);
      padding: 4px 14px;
      border-radius: 16px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-heading);
      margin-bottom: 14px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 平台介绍双列网格 */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-card-left {
      background: #ffffff;
      padding: 36px;
      border-radius: var(--border-radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
    }

    .about-card-left h3 {
      font-size: 1.5rem;
      color: var(--text-heading);
      margin-bottom: 16px;
      font-weight: 700;
    }

    .about-features-list {
      list-style: none;
      margin-top: 20px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .about-features-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .about-features-list li svg {
      color: var(--primary-color);
      flex-shrink: 0;
      margin-top: 3px;
    }

    .about-media-box {
      border-radius: var(--border-radius);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      background: #ffffff;
    }

    .about-media-box img {
      width: 100%;
      height: auto;
      display: block;
      transition: var(--transition);
    }

    .about-media-box:hover img {
      transform: scale(1.02);
    }

    /* 服务能力卡片网格 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 25px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 30px 24px;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--card-shadow-hover);
      border-color: var(--accent-magenta);
    }

    .service-icon-box {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-color);
      margin-bottom: 20px;
    }

    .service-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 12px;
    }

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

    .service-tag {
      display: inline-block;
      font-size: 0.75rem;
      background: #fff1f2;
      color: var(--primary-hover);
      padding: 3px 10px;
      border-radius: 12px;
      font-weight: 600;
      width: fit-content;
    }

    /* 一站式制作场景矩阵 */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .scene-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 4px 12px rgba(225, 29, 72, 0.04);
      transition: var(--transition);
    }

    .scene-card:hover {
      border-color: var(--primary-color);
      box-shadow: 0 10px 20px rgba(225, 29, 72, 0.1);
      transform: translateY(-3px);
    }

    .scene-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 8px;
    }

    .scene-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 模型生态标签云 */
    .model-cloud-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 35px;
      box-shadow: var(--card-shadow);
      text-align: center;
      margin-top: 35px;
    }

    .model-tag-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 20px;
    }

    .model-pill {
      background: #fff1f2;
      border: 1px solid #fecdd3;
      color: var(--primary-color);
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      transition: var(--transition);
    }

    .model-pill:hover {
      background: var(--primary-color);
      color: #ffffff;
      transform: translateY(-2px);
    }

    /* 流程步骤 */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 15px;
      position: relative;
    }

    .step-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 24px 16px;
      text-align: center;
      box-shadow: var(--card-shadow);
      position: relative;
      transition: var(--transition);
    }

    .step-item:hover {
      border-color: var(--primary-color);
      transform: translateY(-4px);
    }

    .step-badge {
      width: 40px;
      height: 40px;
      background: var(--accent-gradient);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin: 0 auto 15px auto;
      font-size: 1.1rem;
    }

    .step-name {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 8px;
    }

    .step-info {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测卡片与表格 */
    .rating-banner {
      background: var(--accent-gradient);
      color: #ffffff;
      border-radius: var(--border-radius);
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
      box-shadow: 0 10px 30px rgba(225, 29, 72, 0.25);
    }

    .rating-info h3 {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 6px;
    }

    .rating-info p {
      font-size: 0.95rem;
      opacity: 0.95;
    }

    .rating-score-box {
      text-align: right;
    }

    .rating-stars {
      font-size: 1.4rem;
      color: #fef08a;
      letter-spacing: 3px;
    }

    .rating-num {
      font-size: 2.8rem;
      font-weight: 900;
      line-height: 1;
      margin-top: 4px;
    }

    .comparison-table-wrapper {
      background: #ffffff;
      border-radius: var(--border-radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      overflow-x: auto;
    }

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

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

    .comparison-table th {
      background: #fff1f2;
      color: var(--text-heading);
      font-weight: 700;
    }

    .comparison-table th.highlight-col,
    .comparison-table td.highlight-col {
      background: #fff8f9;
      font-weight: 700;
      color: var(--primary-color);
    }

    .comparison-table tr:last-child td {
      border-bottom: none;
    }

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

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 28px;
      box-shadow: var(--card-shadow);
      position: relative;
      transition: var(--transition);
    }

    .token-card.featured {
      border: 2px solid var(--primary-color);
      box-shadow: 0 12px 30px rgba(225, 29, 72, 0.15);
    }

    .token-badge-top {
      position: absolute;
      top: -12px;
      right: 20px;
      background: var(--accent-gradient);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 12px;
    }

    .token-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-heading);
      margin-bottom: 10px;
    }

    .token-price-wrap {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin: 16px 0;
    }

    .token-price-main {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-color);
      line-height: 1;
    }

    .token-price-sub {
      font-size: 0.85rem;
      color: var(--text-muted);
      text-decoration: line-through;
    }

    .token-feature-list {
      list-style: none;
      margin-top: 15px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .token-feature-list li {
      font-size: 0.88rem;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 案例中心 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 25px;
    }

    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
    }

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

    .case-img-wrap {
      position: relative;
      overflow: hidden;
      aspect-ratio: 16/9;
      background: #f1f5f9;
    }

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

    .case-card:hover .case-img-wrap img {
      transform: scale(1.05);
    }

    .case-body {
      padding: 22px;
    }

    .case-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 8px;
    }

    .case-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .case-tags {
      display: flex;
      gap: 8px;
    }

    .case-tag-item {
      font-size: 0.75rem;
      background: #fff1f2;
      color: var(--primary-color);
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 客户评论卡片 (6条) */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 26px;
      box-shadow: var(--card-shadow);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .testimonial-stars {
      color: #e11d48;
      font-size: 1rem;
      margin-bottom: 12px;
    }

    .testimonial-quote {
      font-size: 0.92rem;
      color: var(--text-main);
      line-height: 1.65;
      font-style: italic;
      margin-bottom: 20px;
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-subtle);
      padding-top: 14px;
    }

    .user-avatar-initial {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .user-meta-name {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-heading);
    }

    .user-meta-role {
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 (不少于10条) */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(225, 29, 72, 0.04);
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: var(--primary-color);
    }

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

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

    .faq-icon-arrow {
      width: 20px;
      height: 20px;
      transition: transform 0.3s ease;
      color: var(--primary-color);
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #fff8f9;
      color: var(--text-main);
      font-size: 0.92rem;
      line-height: 1.7;
      padding: 0 22px;
    }

    .faq-item.active .faq-answer {
      padding: 16px 22px;
      max-height: 220px;
      border-top: 1px solid var(--border-color);
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: start;
    }

    .contact-info-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 36px;
      box-shadow: var(--card-shadow);
    }

    .contact-info-panel h3 {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--text-heading);
      margin-bottom: 20px;
    }

    .contact-details {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 30px;
    }

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

    .contact-line strong {
      color: var(--text-heading);
    }

    .qr-box-wrap {
      display: flex;
      align-items: center;
      gap: 20px;
      background: #fff1f2;
      padding: 20px;
      border-radius: 10px;
      border: 1px solid #fecdd3;
    }

    .qr-box-wrap img {
      width: 105px;
      height: 105px;
      border-radius: 8px;
      border: 1px solid #ffffff;
      display: block;
      background: #fff;
    }

    .qr-desc h4 {
      font-size: 1.05rem;
      color: var(--primary-color);
      margin-bottom: 6px;
    }

    .qr-desc p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.4;
    }

    .contact-form-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 36px;
      box-shadow: var(--card-shadow);
    }

    .form-group {
      margin-bottom: 20px;
    }

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

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #cbd5e1;
      border-radius: 8px;
      font-size: 0.95rem;
      color: var(--text-main);
      background: #ffffff;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(225, 29, 72, 0.15);
    }

    textarea.form-control {
      min-height: 110px;
      resize: vertical;
    }

    /* 行业资讯 & 最新文章 */
    .article-section-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 30px;
    }

    .article-list-container {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 30px;
      box-shadow: var(--card-shadow);
    }

    .article-item {
      padding: 16px 0;
      border-bottom: 1px solid var(--border-subtle);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 15px;
    }

    .article-item:last-child {
      border-bottom: none;
    }

    .article-item a {
      font-size: 0.98rem;
      font-weight: 600;
      color: var(--text-heading);
      text-decoration: none;
      transition: var(--transition);
    }

    .article-item a:hover {
      color: var(--primary-color);
    }

    .article-date {
      font-size: 0.8rem;
      color: var(--text-muted);
      white-space: nowrap;
    }

    .wiki-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 30px;
      box-shadow: var(--card-shadow);
    }

    .wiki-card h3 {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-heading);
      margin-bottom: 16px;
    }

    .wiki-item {
      margin-bottom: 16px;
    }

    .wiki-item dt {
      font-weight: 700;
      color: var(--primary-color);
      font-size: 0.92rem;
      margin-bottom: 4px;
    }

    .wiki-item dd {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 加盟代理板块 */
    .partner-banner {
      background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--border-radius);
      padding: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--card-shadow);
      gap: 30px;
    }

    .partner-content h3 {
      font-size: 1.65rem;
      color: var(--text-heading);
      font-weight: 800;
      margin-bottom: 10px;
    }

    .partner-content p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 页脚区域规范统一 */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px 0;
      color: var(--text-main);
    }

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

    .footer-col h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 18px;
      position: relative;
    }

    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--primary-color);
    }

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

    .footer-links-list li a {
      color: var(--text-muted);
      font-size: 0.88rem;
      text-decoration: none;
      transition: var(--transition);
    }

    .footer-links-list li a:hover {
      color: var(--primary-color);
    }

    .friend-links-box {
      border-top: 1px solid var(--border-subtle);
      padding: 24px 0;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
    }

    .friend-links-box span {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-heading);
    }

    .friend-links-box a {
      color: var(--text-muted);
      font-size: 0.85rem;
      text-decoration: none;
      transition: var(--transition);
    }

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

    .footer-bottom {
      border-top: 1px solid var(--border-subtle);
      padding-top: 24px;
      text-align: center;
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* 浮动客服入口 */
    .floating-support {
      position: fixed;
      right: 25px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary-color);
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 15px rgba(225, 29, 72, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition);
      position: relative;
      text-decoration: none;
    }

    .float-btn:hover {
      background: var(--primary-color);
      color: #ffffff;
      transform: translateY(-3px);
    }

    .float-btn-qr-popup {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 12px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
      display: none;
      width: 140px;
      text-align: center;
    }

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

    .float-btn-qr-popup img {
      width: 100%;
      height: auto;
      display: block;
      margin-bottom: 6px;
    }

    .float-btn-qr-popup span {
      font-size: 0.75rem;
      color: var(--text-heading);
      font-weight: 600;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
      }
      .service-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scene-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-toggle {
        display: block;
      }
      .nav-menu {
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 20px;
        display: none;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      }
      .nav-menu.open {
        display: flex;
      }
      .nav-links {
        flex-direction: column;
        width: 100%;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        padding: 12px;
      }
      .hero-title {
        font-size: 2rem;
      }
      .about-grid,
      .contact-wrapper,
      .article-section-grid,
      .partner-banner {
        grid-template-columns: 1fr;
      }
      .service-grid,
      .scene-grid,
      .token-grid,
      .case-grid,
      .testimonial-grid {
        grid-template-columns: 1fr;
      }
      .process-steps {
        grid-template-columns: 1fr;
      }
      .hero-metrics {
        grid-template-columns: 1fr;
      }
      .footer-top-grid {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
      }
      .rating-score-box {
        text-align: center;
      }
    }