/* 基础重置与明亮鲜黄耀眼风格规范 */
    :root {
      --primary-yellow: #FFB800;
      --primary-yellow-hover: #FFA000;
      --vibrant-yellow: #FFD54F;
      --light-yellow-bg: #FFFDF0;
      --warm-cream: #FDFCF7;
      --yellow-tint: #FEF9E7;
      --yellow-border: #F6DF9C;
      --text-dark: #1F242E;
      --text-muted: #596375;
      --text-soft: #8C96A8;
      --card-bg: #FFFFFF;
      --card-border: #EFECE1;
      --shadow-sm: 0 4px 12px rgba(230, 165, 0, 0.08);
      --shadow-md: 0 10px 25px rgba(220, 150, 0, 0.12);
      --shadow-lg: 0 16px 36px rgba(200, 140, 0, 0.16);
      --container-width: 1200px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--warm-cream);
      color: var(--text-dark);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      -webkit-font-smoothing: antialiased;
    }

    body {
      background: linear-gradient(180deg, #FFFEEA 0%, #FAF8EE 600px, #FDFBF4 100%);
      color: var(--text-dark);
      line-height: 1.65;
      overflow-x: hidden;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

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

    /* 统一样式容器规范 */
    .ai-container {
      width: 100%;
      max-width: var(--container-width);
      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);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 2px solid var(--primary-yellow);
      box-shadow: 0 2px 16px rgba(245, 175, 0, 0.1);
    }

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

    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      font-size: 1.25rem;
      color: #1A1A1A;
    }

    .brand-box .ai-page-logo {
      height: 38px;
      width: auto;
      object-fit: contain;
    }

    .brand-title-wrap {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-subtitle {
      font-size: 0.72rem;
      color: #9A7200;
      font-weight: 600;
      letter-spacing: 0.5px;
    }

    /* 导航栏gap强制设为0，内部a标签自控padding */
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }

    .nav-links li a {
      display: inline-block;
      padding: 8px 12px;
      font-size: 0.92rem;
      font-weight: 600;
      color: #333946;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: #000;
      background: var(--yellow-tint);
    }

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

    .btn-nav-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 0.9rem;
      font-weight: 700;
      color: #1F1900;
      background: linear-gradient(135deg, #FFD54F 0%, #FFB300 100%);
      border-radius: 30px;
      box-shadow: 0 4px 14px rgba(255, 179, 0, 0.35);
      border: 1px solid #FFCA28;
    }

    .btn-nav-primary:hover {
      background: linear-gradient(135deg, #FFE082 0%, #FFA000 100%);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(255, 179, 0, 0.45);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      color: var(--text-dark);
      cursor: pointer;
      padding: 4px;
    }

    /* 全局模块通用排版 */
    .section-block {
      padding: 76px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 52px;
    }

    .section-badge {
      display: inline-block;
      padding: 6px 16px;
      background: #FEF3C7;
      color: #92400E;
      font-size: 0.85rem;
      font-weight: 700;
      border-radius: 30px;
      margin-bottom: 14px;
      border: 1px solid #FDE68A;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: #111827;
      margin-bottom: 16px;
      line-height: 1.35;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 首屏 HERO 区域（严格无图片，纯色/渐变/几何/卡片与醒目官网按钮） */
    .hero-section {
      padding: 80px 0 64px;
      background: radial-gradient(circle at 50% 20%, #FFF9C4 0%, #FFFDE7 45%, #FAF7EB 100%);
      border-bottom: 1px solid var(--yellow-border);
      position: relative;
      overflow: hidden;
    }

    .hero-deco-ring {
      position: absolute;
      top: -120px;
      right: -80px;
      width: 440px;
      height: 440px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 213, 79, 0.28) 0%, rgba(255, 255, 255, 0) 70%);
      pointer-events: none;
    }

    .hero-deco-ring-left {
      position: absolute;
      bottom: -100px;
      left: -100px;
      width: 380px;
      height: 380px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 183, 77, 0.22) 0%, rgba(255, 255, 255, 0) 70%);
      pointer-events: none;
    }

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

    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 18px;
      background: #FFFFFF;
      border: 1.5px solid #FBBF24;
      border-radius: 40px;
      color: #B45309;
      font-weight: 700;
      font-size: 0.88rem;
      box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
      margin-bottom: 22px;
    }

    /* H1 精炼控制在20字以内 */
    .hero-h1 {
      font-size: 2.85rem;
      font-weight: 900;
      color: #111827;
      letter-spacing: -0.5px;
      line-height: 1.25;
      margin-bottom: 20px;
    }

    .hero-h1 span {
      background: linear-gradient(135deg, #D97706 0%, #B45309 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: #B45309;
    }

    .hero-lead {
      font-size: 1.18rem;
      color: #4B5563;
      max-width: 780px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    /* 首屏醒目访问官网按钮 */
    .hero-btn-group {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-hero-official {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 16px 42px;
      font-size: 1.15rem;
      font-weight: 800;
      color: #1E1B00;
      background: linear-gradient(135deg, #FFE082 0%, #FFB300 50%, #FFA000 100%);
      border: 2px solid #FFF59D;
      border-radius: 45px;
      box-shadow: 0 10px 30px rgba(255, 160, 0, 0.45);
      cursor: pointer;
      position: relative;
      overflow: hidden;
    }

    .btn-hero-official:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 14px 38px rgba(255, 160, 0, 0.55);
      background: linear-gradient(135deg, #FFF176 0%, #FFB300 100%);
    }

    .btn-hero-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 16px 36px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #374151;
      background: #FFFFFF;
      border: 2px solid #E5E7EB;
      border-radius: 45px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    }

    .btn-hero-secondary:hover {
      background: #FDFBF7;
      border-color: #FBBF24;
      color: #111827;
      transform: translateY(-2px);
    }

    /* 首屏数据指标卡片群（纯CSS构筑，不使用任何图片） */
    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 10px;
    }

    .stat-card {
      background: #FFFFFF;
      border: 1px solid #FDE68A;
      padding: 24px 16px;
      border-radius: var(--radius-md);
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.08);
      text-align: center;
      transition: var(--transition);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      border-color: #F59E0B;
      box-shadow: 0 12px 28px rgba(245, 158, 11, 0.16);
    }

    .stat-value {
      font-size: 2.1rem;
      font-weight: 900;
      color: #D97706;
      line-height: 1.1;
      margin-bottom: 6px;
    }

    .stat-label {
      font-size: 0.92rem;
      font-weight: 700;
      color: #1F2937;
      margin-bottom: 4px;
    }

    .stat-subtext {
      font-size: 0.78rem;
      color: #6B7280;
    }

    /* 平台介绍模块 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .intro-text-panel h3 {
      font-size: 1.65rem;
      font-weight: 800;
      color: #111827;
      margin-bottom: 18px;
      line-height: 1.35;
    }

    .intro-points-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 24px;
    }

    .intro-point-item {
      display: flex;
      gap: 14px;
      background: #FFFFFF;
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
    }

    .intro-icon-box {
      width: 44px;
      height: 44px;
      flex-shrink: 0;
      background: #FEF3C7;
      border: 1px solid #FCD34D;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #B45309;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .intro-item-title {
      font-size: 1rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 4px;
    }

    .intro-item-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    .intro-visual-panel {
      background: linear-gradient(145deg, #FFFFFF 0%, #FFFDF5 100%);
      border: 2px solid #FDE68A;
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }

    .model-tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .model-tag {
      background: #FFFBEB;
      color: #92400E;
      border: 1px solid #FDE68A;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 700;
      transition: var(--transition);
    }

    .model-tag:hover {
      background: #FBBF24;
      color: #1E1B00;
      transform: translateY(-2px);
    }

    /* AIGC 服务与场景网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .service-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 26px 22px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      border-color: #F59E0B;
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .service-header-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .service-badge-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: #FEF3C7;
      color: #D97706;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .service-title {
      font-size: 1.12rem;
      font-weight: 700;
      color: #111827;
    }

    .service-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-features-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .service-chip {
      font-size: 0.75rem;
      padding: 3px 8px;
      background: #F3F4F6;
      color: #4B5563;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 对比评测表格与卡片 */
    .review-score-banner {
      background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
      border: 2px solid #FBBF24;
      border-radius: var(--radius-lg);
      padding: 32px 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 36px;
      box-shadow: var(--shadow-sm);
    }

    .score-left h3 {
      font-size: 1.5rem;
      font-weight: 800;
      color: #92400E;
      margin-bottom: 6px;
    }

    .score-left p {
      color: #B45309;
      font-size: 0.95rem;
    }

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

    .score-stars {
      color: #F59E0B;
      font-size: 1.8rem;
      letter-spacing: 2px;
    }

    .score-badge-circle {
      text-align: right;
    }

    .score-num {
      font-size: 2.8rem;
      font-weight: 900;
      color: #B45309;
      line-height: 1;
    }

    .score-total {
      font-size: 0.9rem;
      color: #92400E;
      font-weight: 700;
    }

    .table-container {
      overflow-x: auto;
      background: #FFFFFF;
      border: 1px solid #E5E7EB;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.94rem;
    }

    .comparison-table th {
      background: #FFFBEB;
      color: #78350F;
      padding: 16px 20px;
      font-weight: 800;
      border-bottom: 2px solid #FDE68A;
      white-space: nowrap;
    }

    .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #F3F4F6;
      color: #374151;
    }

    .comparison-table tr:hover td {
      background: #FFFDF5;
    }

    .table-highlight {
      font-weight: 700;
      color: #B45309;
    }

    .check-yes {
      display: inline-block;
      color: #059669;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .check-no {
      display: inline-block;
      color: #DC2626;
      font-weight: 700;
      font-size: 0.9rem;
    }

    /* 制作标准流程 */
    .flow-steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .flow-step-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .flow-step-num {
      font-size: 2.2rem;
      font-weight: 900;
      color: #FCD34D;
      line-height: 1;
      margin-bottom: 10px;
    }

    .flow-step-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 8px;
    }

    .flow-step-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* 案例展示区域 */
    .cases-gallery {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 36px;
    }

    .case-media-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid #E5E7EB;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .case-img-wrap {
      width: 100%;
      background: #F3F4F6;
      aspect-ratio: 16/9;
      overflow: hidden;
    }

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

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    .case-info {
      padding: 20px;
    }

    .case-title {
      font-size: 1.08rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 6px;
    }

    .case-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
    }

    /* 宣传横幅长图集合 */
    .banner-strip-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .banner-strip-item {
      border-radius: var(--radius-sm);
      overflow: hidden;
      border: 1px solid #E5E7EB;
      background: #FFFFFF;
    }

    .banner-strip-item img {
      width: 100%;
      height: 140px;
      object-fit: cover;
    }

    /* 用户评论 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .review-card {
      background: #FFFFFF;
      border: 1px solid #FDE68A;
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: 0 4px 16px rgba(245, 158, 11, 0.06);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-quote {
      font-size: 0.94rem;
      color: #374151;
      line-height: 1.65;
      margin-bottom: 20px;
      font-style: italic;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F3F4F6;
      padding-top: 14px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #FEF3C7;
      border: 2px solid #FBBF24;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: #92400E;
    }

    .author-name {
      font-weight: 700;
      font-size: 0.95rem;
      color: #111827;
    }

    .author-role {
      font-size: 0.8rem;
      color: #6B7280;
    }

    /* 需求匹配与联系我们表单 */
    .contact-form-layout {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: start;
    }

    .form-box-card {
      background: #FFFFFF;
      border: 2px solid #FDE68A;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

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

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      color: #1F2937;
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #D1D5DB;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      color: #111827;
      background: #FDFBF7;
      transition: var(--transition);
      outline: none;
    }

    .form-control:focus {
      border-color: #F59E0B;
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
    }

    .btn-submit-form {
      width: 100%;
      padding: 14px;
      font-size: 1.05rem;
      font-weight: 800;
      color: #1E1B00;
      background: linear-gradient(135deg, #FFD54F 0%, #FFB300 100%);
      border: 1px solid #FFC107;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
      transition: var(--transition);
    }

    .btn-submit-form:hover {
      background: linear-gradient(135deg, #FFE082 0%, #FFA000 100%);
      transform: translateY(-2px);
    }

    .contact-info-panel {
      background: linear-gradient(145deg, #FFFFFF 0%, #FFFDF5 100%);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .contact-qr-wrap {
      text-align: center;
      margin: 20px 0;
      padding: 16px;
      background: #FFFDF5;
      border: 1px dashed #FCD34D;
      border-radius: var(--radius-md);
    }

    .contact-qr-wrap img {
      width: 140px;
      height: 140px;
      margin: 0 auto 8px;
      border-radius: 8px;
    }

    .contact-meta-item {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      font-size: 0.95rem;
      color: #374151;
    }

    .contact-meta-tag {
      font-weight: 700;
      color: #B45309;
      background: #FEF3C7;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.8rem;
    }

    /* FAQ 手风琴折叠面板 (不少于10条) */
    .faq-accordion-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      max-width: 920px;
      margin: 0 auto;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: #FBBF24;
    }

    .faq-question-btn {
      width: 100%;
      text-align: left;
      padding: 18px 24px;
      background: none;
      border: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 1.05rem;
      font-weight: 700;
      color: #111827;
      cursor: pointer;
    }

    .faq-toggle-icon {
      font-size: 1.25rem;
      color: #D97706;
      transition: transform 0.3s ease;
    }

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

    .faq-answer-panel {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
      background: #FFFDF7;
    }

    .faq-answer-inner {
      padding: 0 24px 20px;
      font-size: 0.95rem;
      color: #4B5563;
      line-height: 1.7;
      border-top: 1px solid #FEF3C7;
      padding-top: 14px;
    }

    /* 行业资讯与文章模块 */
    .articles-section-wrap {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 32px;
      margin-bottom: 24px;
    }

    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 12px;
      margin-top: 20px;
    }

    .article-link-chip {
      display: block;
      padding: 12px 16px;
      background: #F9FAFB;
      border: 1px solid #E5E7EB;
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      color: #2563EB;
      font-weight: 600;
      text-align: center;
      transition: var(--transition);
    }

    .article-link-chip:hover {
      background: #FEF3C7;
      border-color: #F59E0B;
      color: #92400E;
    }

    /* 加盟代理与盈利计划 */
    .partner-banner-card {
      background: linear-gradient(135deg, #FFF9C4 0%, #FFECB3 50%, #FFE082 100%);
      border: 2px solid #F59E0B;
      border-radius: var(--radius-lg);
      padding: 44px;
      text-align: center;
      box-shadow: var(--shadow-md);
    }

    .partner-title {
      font-size: 2rem;
      font-weight: 900;
      color: #78350F;
      margin-bottom: 12px;
    }

    .partner-desc {
      font-size: 1.05rem;
      color: #92400E;
      max-width: 760px;
      margin: 0 auto 28px;
    }

    .partner-features-row {
      display: flex;
      justify-content: center;
      gap: 24px;
      flex-wrap: wrap;
      margin-bottom: 30px;
    }

    .partner-pill {
      background: #FFFFFF;
      padding: 8px 18px;
      border-radius: 30px;
      font-size: 0.9rem;
      font-weight: 700;
      color: #B45309;
      box-shadow: 0 2px 8px rgba(180, 83, 9, 0.15);
    }

    /* 底部专属统一规范（必须显式指定浅底深字安全配色） */
    .site-footer {
      background-color: #FFFFFF;
      border-top: 3px solid var(--primary-yellow);
      color: #374151;
      padding: 56px 0 28px;
      margin-top: auto;
    }

    .footer-main-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-col-title {
      font-size: 1.05rem;
      font-weight: 800;
      color: #111827;
      margin-bottom: 18px;
      position: relative;
    }

    .footer-col-title::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: -6px;
      width: 28px;
      height: 3px;
      background: #F59E0B;
      border-radius: 2px;
    }

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

    .footer-nav-list li a {
      color: #4B5563;
      font-size: 0.9rem;
    }

    .footer-nav-list li a:hover {
      color: #D97706;
      padding-left: 4px;
    }

    .footer-friendly-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 8px;
    }

    .footer-friendly-links a {
      display: inline-block;
      padding: 5px 12px;
      background: #F9FAFB;
      border: 1px solid #E5E7EB;
      border-radius: 4px;
      font-size: 0.85rem;
      color: #4B5563;
    }

    .footer-friendly-links a:hover {
      background: #FEF3C7;
      border-color: #FBBF24;
      color: #92400E;
    }

    .footer-bottom-bar {
      border-top: 1px solid #E5E7EB;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85rem;
      color: #6B7280;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 悬浮客服面板 */
    .floating-cs-bar {
      position: fixed;
      right: 20px;
      bottom: 40px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .cs-btn-item {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #FFD54F 0%, #FFB300 100%);
      color: #1A1A1A;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(255, 179, 0, 0.4);
      cursor: pointer;
      font-weight: 800;
      font-size: 0.88rem;
      transition: var(--transition);
      border: 1px solid #FFF59D;
    }

    .cs-btn-item:hover {
      transform: scale(1.1);
      box-shadow: 0 6px 20px rgba(255, 179, 0, 0.55);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .services-grid,
      .cases-gallery,
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps-grid,
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-main-grid {
        grid-template-columns: 1fr 1fr;
      }
      .contact-form-layout {
        grid-template-columns: 1fr;
      }
      .banner-strip-wrap {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 24px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        border-bottom: 2px solid var(--primary-yellow);
        gap: 0;
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid #F3F4F6;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-h1 {
        font-size: 2.1rem;
      }
      .hero-stats-grid,
      .services-grid,
      .cases-gallery,
      .reviews-grid,
      .flow-steps-grid {
        grid-template-columns: 1fr;
      }
      .intro-grid {
        grid-template-columns: 1fr;
      }
      .footer-main-grid {
        grid-template-columns: 1fr;
      }
      .review-score-banner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
      }
      .score-right {
        flex-direction: column;
      }
    }