:root {
      --primary: #4F46E5;
      --primary-dark: #3730A3;
      --primary-light: #EEF2FF;
      --accent-pink: #EC4899;
      --accent-orange: #F97316;
      --accent-cyan: #06B6D4;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --text-light: #94A3B8;
      --bg-page: #F8FAFC;
      --bg-card: #FFFFFF;
      --border-subtle: #E2E8F0;
      --border-accent: rgba(79, 70, 229, 0.15);
      --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 8px 24px rgba(79, 70, 229, 0.08);
      --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.12);
      --shadow-colored: 0 12px 28px rgba(236, 72, 153, 0.2);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-xl: 32px;
      --container-max: 1200px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 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-subtle);
      transition: all 0.3s ease;
    }

    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

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

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

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

    .nav-links li a {
      padding: 8px 14px;
      font-size: 15px;
      font-weight: 5px;
      color: var(--text-main);
      border-radius: var(--radius-sm);
      display: inline-block;
    }

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

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

    .btn-nav-primary {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 100%);
      color: #FFFFFF !important;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 600;
      border-radius: 50px;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.25);
    }

    .btn-nav-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
    }

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

    .mobile-menu-btn span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--text-main);
      margin: 5px 0;
      transition: 0.3s;
    }

    /* 艳色首屏 Hero（无图片限制遵循） */
    .hero-section {
      position: relative;
      padding: 90px 0 80px;
      background: radial-gradient(100% 80% at 50% 0%, #EEF2FF 0%, #FAF5FF 45%, #F8FAFC 100%);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      overflow: hidden;
      text-align: center;
    }

    .hero-glow-1 {
      position: absolute;
      width: 450px;
      height: 450px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(236, 72, 153, 0.15) 0%, rgba(236, 72, 153, 0) 70%);
      top: -100px;
      left: 10%;
      pointer-events: none;
    }

    .hero-glow-2 {
      position: absolute;
      width: 500px;
      height: 500px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, rgba(79, 70, 229, 0) 70%);
      top: -80px;
      right: 10%;
      pointer-events: none;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid rgba(236, 72, 153, 0.3);
      border-radius: 50px;
      font-size: 13px;
      font-weight: 600;
      color: var(--accent-pink);
      margin-bottom: 24px;
      box-shadow: 0 4px 12px rgba(236, 72, 153, 0.1);
    }

    .hero-title {
      font-size: 44px;
      font-weight: 800;
      line-height: 1.25;
      color: #0F172A;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title .brand-gradient {
      background: linear-gradient(135deg, #4F46E5 0%, #EC4899 50%, #F97316 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: inline-block;
    }

    .hero-desc {
      font-size: 18px;
      line-height: 1.7;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 54px;
    }

    .btn-hero-official {
      background: linear-gradient(135deg, #FF007A 0%, #7928CA 60%, #4F46E5 100%);
      color: #FFFFFF !important;
      font-size: 17px;
      font-weight: 700;
      padding: 16px 42px;
      border-radius: 50px;
      box-shadow: 0 10px 28px rgba(236, 72, 153, 0.35);
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      cursor: pointer;
    }

    .btn-hero-official:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 16px 36px rgba(236, 72, 153, 0.45);
    }

    .btn-hero-secondary {
      background: #FFFFFF;
      color: var(--text-main);
      font-size: 16px;
      font-weight: 600;
      padding: 15px 32px;
      border-radius: 50px;
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-sm);
    }

    .btn-hero-secondary:hover {
      background: #F8FAFC;
      border-color: var(--primary);
      color: var(--primary);
    }

    /* 纯CSS首屏科技感多模型面板 */
    .hero-engine-board {
      max-width: 980px;
      margin: 0 auto;
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-xl);
      padding: 32px 36px;
      box-shadow: var(--shadow-lg);
      position: relative;
    }

    .engine-board-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px dashed var(--border-subtle);
      padding-bottom: 16px;
      margin-bottom: 20px;
    }

    .engine-status-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: #10B981;
      background: #ECFDF5;
      padding: 4px 12px;
      border-radius: 20px;
    }

    .engine-status-tag::before {
      content: "";
      width: 8px;
      height: 8px;
      background: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 8px #10B981;
    }

    .engine-chip-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(105px, 1fr));
      gap: 10px;
    }

    .model-chip {
      background: #F8FAFC;
      border: 1px solid #E2E8F0;
      border-radius: var(--radius-sm);
      padding: 8px 10px;
      font-size: 13px;
      font-weight: 600;
      color: #334155;
      text-align: center;
      transition: all 0.2s ease;
    }

    .model-chip:hover {
      background: #EEF2FF;
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }

    /* 基础区块通用标题 */
    .section-block {
      padding: 80px 0;
      position: relative;
    }

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

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--accent-pink);
      background: rgba(236, 72, 153, 0.08);
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 700;
      color: #0F172A;
      margin-bottom: 14px;
      line-height: 1.35;
    }

    .section-intro {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 数据指标卡片 */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: -30px;
      margin-bottom: 60px;
    }

    .metric-card {
      background: #FFFFFF;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: transform 0.2s ease;
    }

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

    .metric-num {
      font-size: 36px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 6px;
    }

    .metric-label {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 关于我们 & 平台介绍 */
    .about-box {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-xl);
      padding: 48px;
      box-shadow: var(--shadow-md);
    }

    .about-layout {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 26px;
      font-weight: 700;
      margin-bottom: 18px;
      color: #0F172A;
    }

    .about-content p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.75;
    }

    .about-highlights {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 24px;
    }

    .highlight-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }

    .highlight-icon {
      width: 24px;
      height: 24px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 700;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .highlight-text h4 {
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 2px;
    }

    .highlight-text span {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 场景卡片矩阵 (28+主打场景精炼展示) */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 20px;
    }

    .service-card {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      border-color: var(--accent-pink);
      transform: translateY(-4px);
      box-shadow: 0 12px 24px rgba(236, 72, 153, 0.1);
    }

    .service-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-orange);
      background: #FFF7ED;
      padding: 3px 10px;
      border-radius: 20px;
      display: inline-block;
      margin-bottom: 12px;
      align-self: flex-start;
    }

    .service-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: #0F172A;
    }

    .service-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-action-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .service-action-link:hover {
      color: var(--accent-pink);
    }

    /* 一站式制作与工作流步进 */
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .flow-card {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      position: relative;
    }

    .flow-num {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 100%);
      color: #FFFFFF;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      margin-bottom: 18px;
      box-shadow: 0 4px 10px rgba(79, 70, 229, 0.25);
    }

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

    .flow-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 对比评测卡片与表格 */
    .review-score-banner {
      background: linear-gradient(135deg, #4F46E5 0%, #7928CA 50%, #EC4899 100%);
      border-radius: var(--radius-xl);
      color: #FFFFFF;
      padding: 36px 44px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 30px;
      box-shadow: var(--shadow-colored);
    }

    .score-left h3 {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .score-left p {
      opacity: 0.9;
      font-size: 15px;
    }

    .score-right {
      display: flex;
      align-items: center;
      gap: 24px;
    }

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

    .score-huge {
      font-size: 52px;
      font-weight: 900;
      line-height: 1;
    }

    .score-stars {
      color: #FBBF24;
      font-size: 20px;
      margin-top: 4px;
    }

    .comparison-table-wrapper {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-subtle);
      box-shadow: var(--shadow-md);
      overflow-x: auto;
    }

    .comp-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }

    .comp-table th, .comp-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-subtle);
    }

    .comp-table th {
      background: #F8FAFC;
      font-weight: 700;
      color: #334155;
    }

    .comp-table th.brand-col, .comp-table td.brand-col {
      background: #FAF5FF;
      color: var(--primary-dark);
      font-weight: 700;
      border-left: 2px solid var(--primary);
      border-right: 2px solid var(--primary);
    }

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

    /* 案例中心展示 */
    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .case-card {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
    }

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

    .case-media {
      aspect-ratio: 16 / 9;
      background: #F1F5F9;
      position: relative;
      overflow: hidden;
    }

    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .case-body {
      padding: 20px;
    }

    .case-category {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-pink);
      text-transform: uppercase;
      margin-bottom: 6px;
    }

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

    .case-body p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 智能需求匹配与表单 */
    .form-section-box {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-xl);
      padding: 44px;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 48px;
      align-items: center;
    }

    .form-info h3 {
      font-size: 26px;
      font-weight: 700;
      margin-bottom: 14px;
      color: #0F172A;
    }

    .form-info p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

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

    .contact-fast-list li {
      font-size: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
      color: #334155;
    }

    .lead-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      text-align: left;
    }

    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: #334155;
    }

    .form-input, .form-select, .form-textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      font-size: 14px;
      background: #F8FAFC;
      transition: all 0.2s ease;
      font-family: inherit;
      color: var(--text-main);
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      outline: none;
      background: #FFFFFF;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
    }

    .form-textarea {
      resize: vertical;
      min-height: 90px;
    }

    .btn-submit {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-pink) 100%);
      color: #FFFFFF;
      font-size: 15px;
      font-weight: 700;
      padding: 14px 28px;
      border: none;
      border-radius: 50px;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(79, 70, 229, 0.25);
      transition: all 0.2s ease;
    }

    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
    }

    /* 用户评论板块 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-stars {
      color: #F59E0B;
      font-size: 14px;
      margin-bottom: 12px;
    }

    .review-quote {
      font-size: 14px;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F1F5F9;
      padding-top: 14px;
    }

    .reviewer-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary-light) 0%, #FAF5FF 100%);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
      flex-shrink: 0;
    }

    .reviewer-meta h4 {
      font-size: 14px;
      font-weight: 700;
      color: #0F172A;
    }

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

    /* FAQ 手风琴 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.2s ease;
    }

    .faq-question {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 16px;
      font-weight: 700;
      color: #0F172A;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-icon {
      font-size: 18px;
      color: var(--text-muted);
      transition: transform 0.25s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding-bottom: 20px;
      transition: max-height 0.3s ease-in-out;
    }

    /* 行业资讯 & 最新文章 */
    .articles-block {
      background: #F1F5F9;
      border-radius: var(--radius-xl);
      padding: 36px;
      margin-top: 40px;
    }

    .articles-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .article-pill {
      background: #FFFFFF;
      border: 1px solid var(--border-subtle);
      padding: 8px 18px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 500;
      color: #334155;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .article-pill:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary);
    }

    /* 友情链接与合作 */
    .links-strip {
      padding: 30px 0;
      border-top: 1px solid var(--border-subtle);
      background: #FFFFFF;
    }

    .links-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .links-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .links-group a {
      font-size: 13px;
      color: #475569;
      background: #F8FAFC;
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      border: 1px solid #E2E8F0;
    }

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

    /* 页脚 */
    .site-footer {
      background: #0F172A;
      color: #94A3B8;
      padding: 60px 0 24px;
      border-top: 1px solid #1E293B;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 48px;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.7;
      margin-top: 14px;
      max-width: 320px;
    }

    .footer-col h4 {
      color: #F8FAFC;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 18px;
    }

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

    .footer-col ul li a {
      font-size: 13px;
      color: #94A3B8;
    }

    .footer-col ul li a:hover {
      color: #FFFFFF;
    }

    .footer-qr-card {
      background: #1E293B;
      padding: 14px;
      border-radius: var(--radius-md);
      text-align: center;
      width: 140px;
    }

    .footer-qr-card img {
      width: 100%;
      aspect-ratio: 1;
      border-radius: var(--radius-sm);
      background: #FFFFFF;
      padding: 4px;
    }

    .footer-qr-card span {
      font-size: 12px;
      display: block;
      margin-top: 8px;
      color: #CBD5E1;
    }

    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
    }

    /* 浮动客服挂件 */
    .float-kefu {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 8px;
    }

    .kefu-btn {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent-pink) 0%, var(--primary) 100%);
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 8px 24px rgba(236, 72, 153, 0.4);
      cursor: pointer;
      position: relative;
    }

    .kefu-panel {
      position: absolute;
      right: 64px;
      bottom: 0;
      background: #FFFFFF;
      padding: 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-subtle);
      width: 200px;
      text-align: center;
      display: none;
    }

    .float-kefu:hover .kefu-panel {
      display: block;
    }

    .kefu-panel img {
      width: 100%;
      aspect-ratio: 1;
      border-radius: var(--radius-sm);
      margin-bottom: 8px;
    }

    .kefu-panel p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.4;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .metrics-grid, .flow-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .form-section-box, .about-layout {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .hero-title {
        font-size: 28px;
      }
      .hero-desc {
        font-size: 15px;
      }
      .nav-links {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .header-actions .btn-nav-primary {
        display: none;
      }
      .metrics-grid, .flow-steps, .case-grid, .reviews-grid {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .review-score-banner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
      }
      .score-right {
        justify-content: center;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }