:root {
      --primary: #ff3366;
      --primary-gradient: linear-gradient(135deg, #ff3366 0%, #ff6b35 50%, #f7c815 100%);
      --accent-blue: #00d2ff;
      --accent-purple: #7928ca;
      --bg-light: #fafbff;
      --bg-card: #ffffff;
      --text-main: #191c21;
      --text-muted: #5e6573;
      --border-color: #e5e9f2;
      --shadow-sm: 0 4px 12px rgba(25, 28, 33, 0.04);
      --shadow-md: 0 10px 30px rgba(255, 51, 102, 0.08);
      --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.06);
      --radius: 16px;
      --transition: 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", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

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

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

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

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

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

    .nav-links a {
      padding: 8px 14px;
      color: var(--text-main);
      text-decoration: none;
      font-size: 0.92rem;
      font-weight: 600;
      transition: var(--transition);
      display: inline-block;
      white-space: nowrap;
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: 40px;
      font-size: 0.95rem;
      font-weight: 700;
      text-decoration: none;
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--primary-gradient);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(255, 51, 102, 0.3);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 51, 102, 0.45);
      color: #ffffff;
    }

    .btn-outline {
      border-color: #ff3366;
      color: #ff3366;
      background: #ffffff;
    }

    .btn-outline:hover {
      background: #fff5f7;
      transform: translateY(-2px);
    }

    .menu-toggle {
      display: none;
      background: transparent;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 4px;
    }

    /* 艳色潮流 Hero 首屏 - 禁止出现图片 */
    .hero-section {
      position: relative;
      padding: 70px 0 60px;
      background: linear-gradient(180deg, #ffffff 0%, #fff7f9 50%, #f7faff 100%);
      overflow: hidden;
    }

    .hero-glow-1 {
      position: absolute;
      top: -120px;
      right: -80px;
      width: 480px;
      height: 480px;
      background: radial-gradient(circle, rgba(255, 107, 53, 0.15) 0%, rgba(255, 255, 255, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-glow-2 {
      position: absolute;
      bottom: -100px;
      left: -80px;
      width: 460px;
      height: 460px;
      background: radial-gradient(circle, rgba(0, 210, 255, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
      border-radius: 50%;
      pointer-events: none;
    }

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

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: 30px;
      background: #fff0f3;
      border: 1px solid #ffd1dc;
      color: #ff3366;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 20px;
      text-transform: uppercase;
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #11141a;
      letter-spacing: -0.5px;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-muted);
      margin-bottom: 36px;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

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

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

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #ff99b3;
    }

    .stat-num {
      font-size: 2.1rem;
      font-weight: 800;
      color: #ff3366;
      margin-bottom: 6px;
    }

    .stat-text {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* 公共 Section 规范 */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }

    .section-alt {
      background: #ffffff;
    }

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

    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 800;
      color: #ff3366;
      background: #ffeef2;
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: #11141a;
      margin-bottom: 16px;
    }

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

    /* 平台支持胶囊标签云 */
    .platform-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 30px;
    }

    .platform-pill {
      background: #ffffff;
      border: 1px solid #eaeaea;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.82rem;
      font-weight: 600;
      color: #2b313b;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
      transition: var(--transition);
    }

    .platform-pill:hover {
      border-color: #ff3366;
      color: #ff3366;
      transform: translateY(-2px);
    }

    /* 卡片网格通用 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
      align-items: center;
    }

    /* 服务能力卡片 */
    .card-feature {
      background: #ffffff;
      border-radius: var(--radius);
      padding: 28px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .card-feature:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
      border-color: #ff8ca3;
    }

    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--primary-gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-size: 1.5rem;
      margin-bottom: 20px;
    }

    .card-feature h3 {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: #1a1e26;
    }

    .card-feature p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 业务场景大盘 */
    .scenario-item {
      background: #ffffff;
      padding: 22px;
      border-radius: 14px;
      border: 1px solid #edf1f7;
      transition: var(--transition);
      border-left: 4px solid #ff3366;
    }

    .scenario-item:hover {
      box-shadow: var(--shadow-sm);
      transform: translateX(4px);
    }

    .scenario-item h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #1a1e26;
      margin-bottom: 8px;
    }

    .scenario-item p {
      font-size: 0.88rem;
      color: #555d6d;
    }

    /* 对比评测专属表格 */
    .rating-highlight {
      background: linear-gradient(135deg, #fff2f5 0%, #fffbf0 100%);
      border: 1px solid #ffd8e2;
      border-radius: 18px;
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 36px;
    }

    .rating-score-box {
      display: flex;
      align-items: baseline;
      gap: 10px;
    }

    .rating-score {
      font-size: 3.5rem;
      font-weight: 900;
      color: #ff3366;
      line-height: 1;
    }

    .rating-scale {
      font-size: 1.2rem;
      color: var(--text-muted);
      font-weight: 700;
    }

    .rating-stars {
      color: #f7c815;
      font-size: 1.5rem;
      margin-bottom: 4px;
    }

    .table-responsive {
      width: 100%;
      overflow-x: auto;
      border-radius: 14px;
      border: 1px solid var(--border-color);
      background: #ffffff;
    }

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

    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f0f3f8;
      font-size: 0.92rem;
    }

    .compare-table th {
      background: #fbfcfe;
      font-weight: 700;
      color: #1a1e26;
    }

    .compare-table tr:hover td {
      background: #fffcfd;
    }

    .highlight-col {
      background: #fff8f9;
      font-weight: 700;
      color: #ff3366;
    }

    /* 流程步骤 */
    .step-box {
      text-align: center;
      position: relative;
      padding: 24px;
      background: #ffffff;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
    }

    .step-index {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 1.1rem;
    }

    /* 案例展示与图库规范 */
    .media-card {
      background: #ffffff;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .media-img-wrap {
      width: 100%;
      background: #f0f2f5;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .media-img-wrap.aspect-16-9 {
      aspect-ratio: 16 / 9;
    }

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

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

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

    .media-info {
      padding: 18px;
    }

    .media-info h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: #1a1e26;
    }

    .media-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 需求表单模块 */
    .form-container {
      background: #ffffff;
      border-radius: 20px;
      padding: 40px;
      box-shadow: var(--shadow-md);
      border: 1px solid #ffdce3;
    }

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

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: #242933;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: 10px;
      font-size: 0.95rem;
      background: #fafbff;
      transition: var(--transition);
      outline: none;
    }

    .form-control:focus {
      border-color: #ff3366;
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(255, 51, 102, 0.12);
    }

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

    /* FAQ 折叠面板 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-question {
      padding: 18px 22px;
      font-weight: 700;
      color: #1a1e26;
      font-size: 1.02rem;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-question::after {
      content: '+';
      font-size: 1.4rem;
      color: #ff3366;
      transition: transform 0.25s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      background: #fdfefe;
    }

    .faq-answer-inner {
      padding: 0 22px 20px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 客户评论卡片 */
    .review-card {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 0.92rem;
      color: #4b5262;
      line-height: 1.65;
      margin-bottom: 20px;
      position: relative;
    }

    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f2f4f8;
      padding-top: 14px;
    }

    .user-avatar-tag {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #ff3366, #ff8038);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
    }

    .user-meta h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #1a1e26;
    }

    .user-meta span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 行业资讯文章链接 */
    .article-links-box {
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
    }

    .article-ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .article-ul li a {
      color: #2b313b;
      text-decoration: none;
      font-size: 0.95rem;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--transition);
    }

    .article-ul li a:hover {
      color: #ff3366;
      transform: translateX(4px);
    }

    /* 加盟代理与被动收益板块 */
    .agent-banner {
      background: linear-gradient(135deg, #2b1055 0%, #75225b 50%, #b83344 100%);
      color: #ffffff;
      border-radius: 20px;
      padding: 50px 40px;
      position: relative;
      overflow: hidden;
    }

    .agent-banner h3 {
      font-size: 2rem;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .agent-banner p {
      font-size: 1.05rem;
      color: #fce8ee;
      max-width: 680px;
      margin-bottom: 28px;
    }

    .agent-perks {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 30px;
    }

    .agent-perk-item {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(8px);
      padding: 18px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, 0.15);
    }

    .agent-perk-item h4 {
      font-size: 1.1rem;
      margin-bottom: 6px;
      color: #ffcf70;
    }

    .agent-perk-item p {
      font-size: 0.85rem;
      margin-bottom: 0;
      color: #f7e6ea;
    }

    /* 友情链接与页脚规范 */
    .site-footer {
      background: #14171d;
      color: #9ea5b3;
      padding: 60px 0 30px;
      margin-top: auto;
      border-top: 1px solid #232731;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      color: #ffffff;
      font-size: 1.3rem;
      margin-bottom: 14px;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 1rem;
      margin-bottom: 18px;
      font-weight: 700;
    }

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

    .footer-col a {
      color: #9ea5b3;
      text-decoration: none;
      font-size: 0.9rem;
      transition: var(--transition);
    }

    .footer-col a:hover {
      color: #ffffff;
    }

    .footer-qrcode {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
    }

    .footer-qrcode img {
      width: 100px;
      height: 100px;
      border-radius: 8px;
      background: #ffffff;
      padding: 4px;
    }

    .links-bar {
      border-top: 1px solid #232731;
      padding: 24px 0;
      margin-bottom: 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
      font-size: 0.88rem;
    }

    .links-bar a {
      color: #a4abb8;
      text-decoration: none;
      transition: var(--transition);
    }

    .links-bar a:hover {
      color: #ff5c82;
    }

    .copyright-bar {
      text-align: center;
      font-size: 0.85rem;
      color: #6c7382;
      border-top: 1px solid #1e222b;
      padding-top: 20px;
    }

    /* 悬浮客服面板 */
    .floating-contact {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid #e1e5ee;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ff3366;
      cursor: pointer;
      text-decoration: none;
      font-size: 1.2rem;
      font-weight: 800;
      position: relative;
      transition: var(--transition);
    }

    .float-btn:hover {
      background: var(--primary-gradient);
      color: #ffffff;
      transform: scale(1.08);
    }

    .qr-tooltip {
      position: absolute;
      right: 65px;
      bottom: 0;
      background: #ffffff;
      padding: 12px;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
      border: 1px solid #eaeef5;
      display: none;
      flex-direction: column;
      align-items: center;
      width: 140px;
      text-align: center;
      color: #191c21;
    }

    .qr-tooltip img {
      width: 110px;
      height: 110px;
      margin-bottom: 6px;
    }

    .float-btn:hover .qr-tooltip {
      display: flex;
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 2.2rem;
      }
      .grid-4, .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-2 {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .agent-perks {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        padding: 16px 24px;
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .grid-3, .grid-4, .hero-stats-grid {
        grid-template-columns: 1fr;
      }
      .rating-highlight {
        flex-direction: column;
        text-align: center;
        gap: 16px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .form-container {
        padding: 24px;
      }
    }