/* 缤纷糖果亮色风 核心配色与基础样式 */
    :root {
      --bg-gradient: linear-gradient(135deg, #fff5f6 0%, #f0f3ff 50%, #e8fbf5 100%);
      --text-main: #2d3436;
      --text-muted: #636e72;
      --color-candy-pink: #ff6b8b;
      --color-candy-orange: #ffa502;
      --color-candy-blue: #1e90ff;
      --color-candy-purple: #9c88ff;
      --color-candy-green: #2ed573;
      --card-bg: rgba(255, 255, 255, 0.85);
      --card-shadow: 0 15px 35px rgba(255, 107, 139, 0.08);
      --card-hover-shadow: 0 20px 45px rgba(30, 144, 255, 0.15);
      --font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    }

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

    body {
      font-family: var(--font-family);
      color: var(--text-main);
      background: var(--bg-gradient);
      background-attachment: fixed;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* 容器规范 */
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    section {
      padding: 80px 0;
      position: relative;
    }

    .section-title {
      font-size: 2rem;
      text-align: center;
      margin-bottom: 16px;
      font-weight: 800;
      color: #111;
      position: relative;
      display: inline-block;
      left: 50%;
      transform: translateX(-50%);
    }

    .section-title::after {
      content: '';
      position: absolute;
      bottom: -8px;
      left: 20%;
      width: 60%;
      height: 6px;
      border-radius: 3px;
      background: linear-gradient(90deg, var(--color-candy-pink), var(--color-candy-blue));
    }

    .section-desc {
      text-align: center;
      color: var(--text-muted);
      max-width: 650px;
      margin: 0 auto 50px auto;
      font-size: 1.05rem;
    }

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

    /* 顶部导航 */
    header {
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(10px);
      box-shadow: 0 4px 20px rgba(0,0,0,0.05);
      position: sticky;
      top: 0;
      z-index: 1000;
      height: 70px;
    }

    .nav-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 100%;
    }

    .logo-area {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .logo-area img {
      height: 40px;
    }

    .nav-links {
      display: flex;
      gap: 20px;
      align-items: center;
    }

    .nav-links a {
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--text-main);
      padding: 6px 12px;
      border-radius: 20px;
    }

    .nav-links a:hover, .nav-links a.active {
      color: #fff;
      background: linear-gradient(135deg, var(--color-candy-pink), var(--color-candy-orange));
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-main);
      cursor: pointer;
    }

    /* Hero 首屏 - 无任何图片 */
    #hero {
      padding: 120px 0 100px 0;
      text-align: center;
      background: radial-gradient(circle at 10% 20%, rgba(255, 107, 139, 0.15) 0%, rgba(30, 144, 255, 0.05) 90%);
      border-bottom-left-radius: 80px;
      border-bottom-right-radius: 80px;
    }

    .hero-tag {
      display: inline-block;
      padding: 6px 16px;
      background: rgba(255, 107, 139, 0.1);
      color: var(--color-candy-pink);
      border-radius: 30px;
      font-weight: 700;
      font-size: 0.9rem;
      margin-bottom: 24px;
      border: 1px solid rgba(255, 107, 139, 0.2);
    }

    h1.hero-title {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 24px;
      background: linear-gradient(135deg, #ff6b8b 0%, #1e90ff 50%, #9c88ff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 1.25rem;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 36px auto;
    }

    .hero-cta {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 50px;
    }

    .btn {
      padding: 14px 32px;
      border-radius: 50px;
      font-weight: 700;
      font-size: 1rem;
      cursor: pointer;
      border: none;
      transition: all 0.3s ease;
      box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--color-candy-pink), var(--color-candy-orange));
      color: #fff;
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 25px rgba(255, 107, 139, 0.3);
    }

    .btn-secondary {
      background: #fff;
      color: var(--color-candy-blue);
      border: 2px solid var(--color-candy-blue);
    }

    .btn-secondary:hover {
      transform: translateY(-3px);
      background: rgba(30, 144, 255, 0.05);
    }

    /* 数据指标卡片 */
    .stats-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 24px;
      margin-top: 30px;
    }

    .stat-card {
      background: var(--card-bg);
      border-radius: 24px;
      padding: 24px;
      border: 2px solid #fff;
      box-shadow: var(--card-shadow);
      text-align: center;
      transition: all 0.3s ease;
    }

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

    .stat-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--color-candy-pink);
      margin-bottom: 8px;
    }

    .stat-label {
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    /* 关于我们与平台介绍 */
    .grid-2col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .about-content {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .about-feature-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
    }

    .icon-box {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      background: var(--color-candy-blue);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 20px;
    }

    .icon-pink { background: var(--color-candy-pink); }
    .icon-orange { background: var(--color-candy-orange); }
    .icon-purple { background: var(--color-candy-purple); }
    .icon-green { background: var(--color-candy-green); }

    /* 服务体系与平台聚合 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .service-card {
      background: var(--card-bg);
      border-radius: 28px;
      padding: 30px;
      border: 3px solid #fff;
      box-shadow: var(--card-shadow);
      transition: all 0.3s ease;
    }

    .service-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--card-hover-shadow);
    }

    .service-card h3 {
      font-size: 1.3rem;
      margin: 16px 0 10px;
    }

    /* 平台矩阵标签云 */
    .platform-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: center;
      margin-top: 30px;
    }

    .platform-tag {
      padding: 8px 16px;
      border-radius: 50px;
      background: #fff;
      border: 1px solid rgba(0,0,0,0.06);
      box-shadow: 0 4px 10px rgba(0,0,0,0.03);
      font-weight: 600;
      font-size: 0.9rem;
      transition: all 0.2s ease;
    }

    .platform-tag:hover {
      background: var(--color-candy-blue);
      color: #fff;
      transform: scale(1.05);
    }

    /* 全自动制作流程 */
    .steps-timeline {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 24px;
      position: relative;
    }

    .step-card {
      background: var(--card-bg);
      border-radius: 24px;
      padding: 30px;
      border: 2px solid #fff;
      box-shadow: var(--card-shadow);
      text-align: center;
      position: relative;
      z-index: 2;
    }

    .step-num {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--color-candy-orange), var(--color-candy-pink));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px auto;
      font-weight: 800;
    }

    /* 行业解决方案 */
    .solutions-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .tab-btn {
      padding: 10px 24px;
      border-radius: 30px;
      background: #fff;
      border: 2px solid #eee;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.3s ease;
    }

    .tab-btn.active, .tab-btn:hover {
      background: var(--color-candy-pink);
      color: #fff;
      border-color: var(--color-candy-pink);
    }

    .tab-content {
      background: var(--card-bg);
      border-radius: 32px;
      padding: 40px;
      border: 3px solid #fff;
      box-shadow: var(--card-shadow);
      display: none;
    }

    .tab-content.active {
      display: block;
      animation: fadeIn 0.5s ease;
    }

    /* 对比评测表格 */
    .table-wrapper {
      width: 100%;
      overflow-x: auto;
      border-radius: 24px;
      box-shadow: var(--card-shadow);
      border: 3px solid #fff;
      background: #fff;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 700px;
    }

    th, td {
      padding: 18px 24px;
      border-bottom: 1px solid #f1f2f6;
    }

    th {
      background: rgba(255, 107, 139, 0.05);
      font-weight: 800;
    }

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

    .badge-star {
      color: var(--color-candy-orange);
      font-weight: 800;
    }

    /* 需求匹配表单 */
    .form-wrapper {
      background: var(--card-bg);
      border-radius: 32px;
      padding: 40px;
      border: 3px solid #fff;
      box-shadow: var(--card-shadow);
      max-width: 800px;
      margin: 0 auto;
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 24px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

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

    .form-control {
      padding: 12px 16px;
      border-radius: 12px;
      border: 2px solid #ddd;
      outline: none;
      font-size: 0.95rem;
      transition: all 0.3s ease;
    }

    .form-control:focus {
      border-color: var(--color-candy-blue);
      box-shadow: 0 0 10px rgba(30, 144, 255, 0.2);
    }

    /* 素材与案例展示 */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }

    .gallery-card {
      background: var(--card-bg);
      border-radius: 24px;
      overflow: hidden;
      border: 3px solid #fff;
      box-shadow: var(--card-shadow);
      transition: all 0.3s ease;
    }

    .gallery-card:hover {
      transform: translateY(-5px);
    }

    .gallery-img-wrapper {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #f1f2f6;
    }

    .gallery-img-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: all 0.5s ease;
    }

    .gallery-card:hover img {
      transform: scale(1.08);
    }

    .gallery-info {
      padding: 20px;
    }

    .gallery-tag {
      display: inline-block;
      padding: 4px 10px;
      border-radius: 30px;
      font-size: 0.8rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    /* 客户评价 */
    .comments-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .comment-card {
      background: var(--card-bg);
      border-radius: 24px;
      padding: 28px;
      border: 2px solid #fff;
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .comment-text {
      font-size: 0.95rem;
      color: var(--text-main);
      margin-bottom: 20px;
      font-style: italic;
    }

    .comment-user {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .comment-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--color-candy-blue), var(--color-candy-purple));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.1rem;
    }

    .comment-meta h4 {
      font-size: 0.95rem;
      margin-bottom: 2px;
    }

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

    /* FAQ 折叠面板 */
    .faq-wrapper {
      max-width: 850px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--card-bg);
      border-radius: 16px;
      border: 2px solid #fff;
      box-shadow: var(--card-shadow);
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .faq-header {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 700;
      font-size: 1.05rem;
      background: rgba(255,255,255,0.5);
    }

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

    .faq-body {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    .faq-item.active .faq-body {
      padding: 16px 24px 24px 24px;
      max-height: 200px;
    }

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

    /* 行业资讯 & 最新文章 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }

    .news-card {
      background: var(--card-bg);
      border-radius: 20px;
      padding: 24px;
      border: 2px solid #fff;
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .news-card h3 {
      font-size: 1.1rem;
      margin-bottom: 12px;
      font-weight: 700;
    }

    .news-card a {
      color: var(--color-candy-blue);
      font-weight: 700;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.9rem;
    }

    /* 页脚与友情链接 */
    footer {
      background: #2d3436;
      color: #dfe6e9;
      padding: 60px 0 30px 0;
      font-size: 0.9rem;
    }

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

    .footer-logo img {
      height: 40px;
      margin-bottom: 16px;
    }

    .footer-title {
      font-size: 1.1rem;
      color: #fff;
      font-weight: 700;
      margin-bottom: 20px;
      position: relative;
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #b2bec3;
    }

    .footer-links a:hover {
      color: var(--color-candy-pink);
    }

    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 20px;
      border-top: 1px solid #4a4a4a;
      padding-top: 20px;
    }

    .friend-links a {
      display: inline-block;
      padding: 4px 10px;
      border-radius: 4px;
      background: #3d3d3d;
      color: #b2bec3;
      font-size: 0.8rem;
    }

    .friend-links a:hover {
      color: #fff;
      background: var(--color-candy-pink);
    }

    .footer-bottom {
      border-top: 1px solid #4a4a4a;
      padding-top: 20px;
      text-align: center;
      color: #b2bec3;
      font-size: 0.8rem;
    }

    /* 浮动客服 */
    .floating-contact {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .floating-btn {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 10px 25px rgba(0,0,0,0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 20px;
      color: var(--color-candy-pink);
      transition: all 0.3s ease;
      position: relative;
    }

    .floating-btn:hover {
      transform: scale(1.1);
      background: var(--color-candy-pink);
      color: #fff;
    }

    .qr-popup {
      position: absolute;
      right: 64px;
      bottom: 0;
      background: #fff;
      padding: 16px;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.15);
      display: none;
      text-align: center;
      width: 160px;
    }

    .qr-popup img {
      width: 128px;
      height: 128px;
      margin-bottom: 8px;
    }

    .qr-popup p {
      font-size: 0.75rem;
      color: var(--text-main);
      font-weight: 700;
    }

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

    /* 移动端适配 */
    @media (max-width: 992px) {
      .grid-2col {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group-full {
        grid-column: span 1;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      h1.hero-title {
        font-size: 2rem;
      }
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        gap: 15px;
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }