:root {
      --candy-pink: #ff4d8d;
      --candy-purple: #7a5af8;
      --candy-yellow: #febb1b;
      --candy-blue: #00b4d8;
      --candy-mint: #06d6a0;
      --candy-bg: #fffbf9;
      --card-bg: #ffffff;
      --text-main: #1d2129;
      --text-muted: #596780;
      --border-soft: #f0e6e9;
      --shadow-sm: 0 4px 14px rgba(255, 77, 141, 0.08);
      --shadow-md: 0 10px 30px rgba(122, 90, 248, 0.12);
      --shadow-hover: 0 16px 40px rgba(255, 77, 141, 0.18);
      --radius-sm: 10px;
      --radius-md: 18px;
      --radius-lg: 24px;
      --radius-pill: 9999px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--candy-bg);
      background-image: 
        radial-gradient(circle at 10% 10%, rgba(255, 77, 141, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 90% 30%, rgba(122, 90, 248, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 30% 80%, rgba(6, 214, 160, 0.04) 0%, transparent 45%);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
      min-width: 320px;
    }

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-soft);
      box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
    }

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

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

    .brand-wrap .ai-page-logo {
      height: 40px;
      width: auto;
      object-fit: contain;
      border-radius: var(--radius-sm);
    }

    .brand-title {
      font-size: 20px;
      font-weight: 800;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 0.5px;
    }

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

    .nav-links li a {
      text-decoration: none;
      color: var(--text-main);
      font-size: 14px;
      font-weight: 600;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      transition: all 0.25s ease;
      display: block;
    }

    .nav-links li a:hover {
      color: var(--candy-pink);
      background-color: rgba(255, 77, 141, 0.08);
    }

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

    .btn-nav-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      background: linear-gradient(135deg, var(--candy-pink), #ff758c);
      color: #ffffff;
      font-weight: 700;
      font-size: 14px;
      border-radius: var(--radius-pill);
      text-decoration: none;
      box-shadow: 0 4px 15px rgba(255, 77, 141, 0.35);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(255, 77, 141, 0.45);
      color: #ffffff;
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .mobile-menu-btn span {
      display: block;
      width: 24px;
      height: 3px;
      background-color: var(--text-main);
      margin: 4px 0;
      border-radius: 2px;
      transition: 0.3s;
    }

    /* 首屏无图纯CSS糖果科技感 */
    .hero-section {
      padding: 64px 0 54px;
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }

    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      border: 1.5px solid rgba(255, 77, 141, 0.3);
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      font-size: 13px;
      font-weight: 700;
      color: var(--candy-pink);
      box-shadow: var(--shadow-sm);
      margin-bottom: 20px;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--candy-mint);
      box-shadow: 0 0 0 3px rgba(6, 214, 160, 0.25);
    }

    .hero-content h1 {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 800;
      color: #1a1e27;
      margin-bottom: 18px;
      letter-spacing: -0.5px;
    }

    .hero-gradient-text {
      background: linear-gradient(135deg, var(--candy-pink) 0%, var(--candy-purple) 60%, var(--candy-blue) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-lead {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 28px;
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      margin-bottom: 34px;
    }

    .btn-hero-official {
      padding: 14px 34px;
      background: linear-gradient(135deg, #ff4d8d 0%, #7a5af8 100%);
      color: #ffffff;
      font-weight: 800;
      font-size: 16px;
      border-radius: var(--radius-pill);
      text-decoration: none;
      box-shadow: 0 8px 24px rgba(122, 90, 248, 0.35);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-hero-official:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 12px 30px rgba(255, 77, 141, 0.45);
      color: #ffffff;
    }

    .btn-hero-secondary {
      padding: 13px 26px;
      background: #ffffff;
      color: var(--candy-purple);
      border: 2px solid rgba(122, 90, 248, 0.25);
      font-weight: 700;
      font-size: 15px;
      border-radius: var(--radius-pill);
      text-decoration: none;
      transition: all 0.25s ease;
    }

    .btn-hero-secondary:hover {
      background: rgba(122, 90, 248, 0.06);
      border-color: var(--candy-purple);
    }

    .hero-tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .candy-tag {
      background: #ffffff;
      color: var(--text-muted);
      border: 1px solid var(--border-soft);
      padding: 4px 12px;
      border-radius: var(--radius-pill);
      font-size: 12px;
      font-weight: 600;
      transition: 0.2s;
    }

    .candy-tag:hover {
      color: var(--candy-pink);
      border-color: var(--candy-pink);
    }

    /* 首屏右侧数据卡组（无图化科技展示） */
    .hero-board {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid rgba(255, 77, 141, 0.18);
      box-shadow: var(--shadow-md);
      position: relative;
    }

    .hero-board-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 18px;
      border-bottom: 1px dashed var(--border-soft);
      margin-bottom: 20px;
    }

    .hero-chip {
      background: rgba(6, 214, 160, 0.12);
      color: #059669;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: var(--radius-pill);
    }

    .hero-stat-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-bottom: 20px;
    }

    .hero-stat-box {
      padding: 16px;
      border-radius: var(--radius-md);
      background: #faf8fd;
      border: 1px solid #f0e6f8;
      transition: transform 0.25s;
    }

    .hero-stat-box:hover {
      transform: translateY(-2px);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .hero-stat-num {
      font-size: 26px;
      font-weight: 800;
      color: var(--candy-purple);
      margin-bottom: 2px;
    }

    .hero-stat-box:nth-child(2) .hero-stat-num { color: var(--candy-pink); }
    .hero-stat-box:nth-child(3) .hero-stat-num { color: var(--candy-blue); }
    .hero-stat-box:nth-child(4) .hero-stat-num { color: var(--candy-yellow); }

    .hero-stat-label {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .hero-terminal-mock {
      background: #1e1b2e;
      border-radius: var(--radius-md);
      padding: 16px;
      color: #e2e8f0;
      font-family: Consolas, Monaco, monospace;
      font-size: 12px;
    }

    .hero-term-line {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 6px;
    }

    .term-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--candy-mint);
    }

    /* 区域通用规范 */
    .section-block {
      padding: 60px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 40px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      color: var(--candy-pink);
      text-transform: uppercase;
      letter-spacing: 1px;
      background: rgba(255, 77, 141, 0.09);
      padding: 4px 14px;
      border-radius: var(--radius-pill);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: #1a1e27;
      margin-bottom: 12px;
    }

    .section-subtitle {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台介绍板块 */
    .about-card-container {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .about-highlight-box {
      margin-bottom: 30px;
      background: linear-gradient(135deg, rgba(255, 77, 141, 0.05), rgba(122, 90, 248, 0.05));
      border-radius: var(--radius-md);
      padding: 24px;
      border-left: 4px solid var(--candy-pink);
    }

    .about-feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 20px;
    }

    .about-item {
      background: #ffffff;
      border: 1px solid #f4eef1;
      border-radius: var(--radius-md);
      padding: 20px;
      transition: all 0.25s ease;
    }

    .about-item:hover {
      border-color: var(--candy-purple);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .about-icon-badge {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
      color: #ffffff;
      margin-bottom: 14px;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
    }

    .about-item h3 {
      font-size: 18px;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .about-item p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 服务能力卡片多变样式 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 22px;
    }

    .service-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(255, 77, 141, 0.4);
    }

    .service-card-top {
      margin-bottom: 16px;
    }

    .service-tag {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      padding: 3px 9px;
      border-radius: var(--radius-pill);
      background: rgba(122, 90, 248, 0.1);
      color: var(--candy-purple);
      margin-bottom: 12px;
    }

    .service-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .service-card p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .service-meta {
      font-size: 12px;
      color: #94a3b8;
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px solid #f8f6f7;
      display: flex;
      justify-content: space-between;
    }

    /* 行业方案图文区 (使用素材图) */
    .showcase-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .showcase-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

    .showcase-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .showcase-img-wrap {
      width: 100%;
      position: relative;
      background: #f1f3f7;
      overflow: hidden;
    }

    .showcase-img-wrap img {
      width: 100%;
      height: auto;
      max-width: 100%;
      display: block;
      transition: transform 0.4s ease;
    }

    .showcase-card:hover .showcase-img-wrap img {
      transform: scale(1.03);
    }

    .showcase-info {
      padding: 22px;
    }

    .showcase-info h3 {
      font-size: 18px;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .showcase-info p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

    .timeline-step {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-soft);
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-badge {
      width: 38px;
      height: 38px;
      border-radius: var(--radius-pill);
      background: linear-gradient(135deg, var(--candy-yellow), var(--candy-pink));
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 16px;
      margin-bottom: 14px;
    }

    .timeline-step h3 {
      font-size: 17px;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .timeline-step p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 对比评测高亮卡片与表格 */
    .eval-highlight-banner {
      background: linear-gradient(135deg, #7a5af8 0%, #ff4d8d 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      margin-bottom: 30px;
      box-shadow: 0 12px 30px rgba(122, 90, 248, 0.25);
    }

    .eval-score-box {
      display: flex;
      align-items: baseline;
      gap: 12px;
    }

    .eval-score-val {
      font-size: 48px;
      font-weight: 900;
      line-height: 1;
    }

    .eval-stars {
      color: var(--candy-yellow);
      font-size: 24px;
      letter-spacing: 2px;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
    }

    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 600px;
    }

    .custom-table th, .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f5edf0;
    }

    .custom-table th {
      background: #faf7f9;
      font-weight: 700;
      font-size: 14px;
      color: var(--text-main);
    }

    .custom-table td {
      font-size: 14px;
      color: var(--text-muted);
    }

    .custom-table tr:hover td {
      background-color: #fdfafd;
    }

    .tag-recommended {
      display: inline-block;
      padding: 3px 10px;
      border-radius: var(--radius-pill);
      background: rgba(255, 77, 141, 0.12);
      color: var(--candy-pink);
      font-weight: 700;
      font-size: 12px;
    }

    /* 用户评论卡片 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .testimonial-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.25s ease;
    }

    .testimonial-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .t-quote {
      font-size: 14.5px;
      color: var(--text-main);
      line-height: 1.7;
      margin-bottom: 18px;
    }

    .t-user {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid #f6f0f2;
    }

    .t-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-yellow));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-weight: 800;
      font-size: 16px;
    }

    .t-meta-name {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
    }

    .t-meta-role {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* FAQ 手风琴 */
    .faq-wrapper {
      max-width: 880px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-soft);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: border-color 0.2s ease;
    }

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

    .faq-question {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

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

    .faq-icon {
      font-size: 18px;
      color: var(--candy-purple);
      transition: transform 0.3s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #fdfbfd;
      color: var(--text-muted);
      font-size: 14.5px;
      line-height: 1.7;
    }

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

    /* 表单与需求匹配 */
    .form-section-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1.3fr;
      gap: 40px;
      align-items: start;
    }

    .contact-info-col h3 {
      font-size: 22px;
      font-weight: 800;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .contact-info-col p {
      font-size: 14.5px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    .qr-card {
      background: #faf8fa;
      border: 1px dashed var(--candy-pink);
      padding: 18px;
      border-radius: var(--radius-md);
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      margin-top: 10px;
    }

    .qr-card img {
      width: 140px;
      height: 140px;
      max-width: 100%;
      height: auto;
      border-radius: var(--radius-sm);
    }

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

    .form-label {
      display: block;
      font-size: 13.5px;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid #e7dce2;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      background: #ffffff;
      outline: none;
      transition: border-color 0.25s, box-shadow 0.25s;
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      border-color: var(--candy-purple);
      box-shadow: 0 0 0 4px rgba(122, 90, 248, 0.12);
    }

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

    .btn-submit {
      width: 100%;
      padding: 14px 24px;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #ffffff;
      border: none;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 800;
      cursor: pointer;
      transition: all 0.3s ease;
      box-shadow: 0 6px 20px rgba(255, 77, 141, 0.35);
    }

    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(255, 77, 141, 0.45);
    }

    /* 行业资讯 & 友情链接 */
    .article-links-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .article-links-box h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .dynamic-articles-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 16px;
    }

    .art-link-btn {
      display: inline-block;
      padding: 8px 16px;
      background: #faf7f9;
      border: 1px solid #efe4e8;
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: var(--text-main);
      text-decoration: none;
      transition: all 0.2s;
    }

    .art-link-btn:hover {
      border-color: var(--candy-pink);
      color: var(--candy-pink);
      background: #ffffff;
    }

    .friendly-link-container {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 20px;
      border: 1px solid var(--border-soft);
      font-size: 13.5px;
    }

    .friendly-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      margin-top: 10px;
    }

    .friendly-links-list a {
      color: var(--text-muted);
      text-decoration: none;
      transition: color 0.2s;
    }

    .friendly-links-list a:hover {
      color: var(--candy-pink);
      text-decoration: underline;
    }

    /* 底部收尾结构 */
    .site-footer {
      background: #ffffff;
      border-top: 1px solid var(--border-soft);
      padding: 40px 0 24px;
      margin-top: 40px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 30px;
      margin-bottom: 30px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }

    .footer-col p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 6px;
    }

    .footer-col ul {
      list-style: none;
    }

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

    .footer-col ul li a {
      color: var(--text-muted);
      font-size: 13.5px;
      text-decoration: none;
      transition: color 0.2s;
    }

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

    .footer-bottom {
      padding-top: 20px;
      border-top: 1px solid #f6f0f2;
      text-align: center;
      font-size: 13px;
      color: #8c9ba5;
    }

    /* 浮动客服入口与返回顶部 */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
      border: 1px solid var(--border-soft);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--candy-pink);
      text-decoration: none;
      font-size: 18px;
      cursor: pointer;
      transition: all 0.3s;
    }

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

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .form-section-box {
        grid-template-columns: 1fr;
      }
      .timeline-wrap {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        border-bottom: 1px solid var(--border-soft);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
        text-align: center;
      }
      .nav-links li a {
        padding: 10px 0;
      }
      .hero-content h1 {
        font-size: 28px;
      }
      .section-title {
        font-size: 24px;
      }
      .timeline-wrap {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }