:root {
      --color-primary: #10b981;
      --color-primary-dark: #059669;
      --color-primary-light: #ecfdf5;
      --color-mint: #34d399;
      --color-mint-soft: #f0fdf4;
      --color-mint-border: #a7f3d0;
      --color-accent: #0284c7;
      --color-bg-main: #f8fafc;
      --color-bg-card: #ffffff;
      --color-text-main: #0f172a;
      --color-text-muted: #475569;
      --color-text-light: #64748b;
      --container-width: 1200px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 8px rgba(16, 185, 129, 0.06);
      --shadow-md: 0 10px 25px -5px rgba(16, 185, 129, 0.1), 0 8px 10px -6px rgba(16, 185, 129, 0.05);
      --shadow-lg: 0 20px 30px -10px rgba(15, 23, 42, 0.08);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--color-bg-main);
      color: var(--color-text-main);
      line-height: 1.6;
    }

    body {
      background: linear-gradient(180deg, #f0fdf4 0%, #f8fafc 400px, #f8fafc 100%);
      color: var(--color-text-main);
      min-height: 100vh;
      overflow-x: hidden;
    }

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* 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(--color-mint-border);
      box-shadow: var(--shadow-sm);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }
    .brand-box .ai-page-logo {
      height: 42px;
      width: auto;
      object-fit: contain;
    }
    .brand-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-text-main);
      letter-spacing: -0.5px;
    }
    .brand-badge {
      font-size: 11px;
      background-color: var(--color-primary-light);
      color: var(--color-primary-dark);
      border: 1px solid var(--color-mint-border);
      padding: 2px 8px;
      border-radius: 20px;
      font-weight: 600;
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
    }
    .nav-links {
      display: flex;
      list-style: none;
      align-items: center;
      gap: 0;
      margin: 0;
      padding: 0;
    }
    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-muted);
      text-decoration: none;
      transition: var(--transition);
      border-radius: var(--radius-sm);
    }
    .nav-links li a:hover {
      color: var(--color-primary-dark);
      background-color: var(--color-primary-light);
    }
    .nav-action-btn {
      margin-left: 16px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 18px;
      font-size: 14px;
      font-weight: 600;
      color: #ffffff !important;
      background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
      border-radius: 30px;
      text-decoration: none;
      box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
      transition: var(--transition);
    }
    .nav-action-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
    }
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: 1px solid var(--color-mint-border);
      padding: 8px 10px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      color: var(--color-text-main);
      font-size: 14px;
      font-weight: 600;
    }

    /* 区域通用样式 */
    .section-spacing {
      padding: 72px 0;
      position: relative;
    }
    .section-tint {
      background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
      border-top: 1px solid rgba(167, 243, 208, 0.5);
      border-bottom: 1px solid rgba(167, 243, 208, 0.5);
    }
    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 48px auto;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--color-primary-dark);
      background-color: var(--color-primary-light);
      border: 1px solid var(--color-mint-border);
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--color-text-main);
      letter-spacing: -0.5px;
      margin-bottom: 14px;
      line-height: 1.3;
    }
    .section-desc {
      font-size: 16px;
      color: var(--color-text-muted);
      line-height: 1.7;
    }

    /* Hero 首屏 (严格禁图，纯CSS与科技视觉) */
    .hero-section {
      padding: 88px 0 72px 0;
      background: radial-gradient(circle at 50% 10%, #d1fae5 0%, #f0fdf4 45%, #f8fafc 90%);
      border-bottom: 1px solid var(--color-mint-border);
      position: relative;
      overflow: hidden;
    }
    .hero-section::before {
      content: "";
      position: absolute;
      top: -80px;
      left: 50%;
      transform: translateX(-50%);
      width: 700px;
      height: 400px;
      background: radial-gradient(ellipse at center, rgba(52, 211, 153, 0.35) 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: 1;
    }
    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border-radius: 40px;
      background: #ffffff;
      border: 1px solid var(--color-mint-border);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
      font-size: 13px;
      color: var(--color-text-muted);
      font-weight: 600;
    }
    .hero-badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }
    .hero-title {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.25;
      color: var(--color-text-main);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }
    .hero-subtitle {
      font-size: 18px;
      color: var(--color-text-muted);
      max-width: 760px;
      margin: 0 auto 36px auto;
      line-height: 1.7;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 50px;
    }
    .btn-main-action {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 34px;
      font-size: 16px;
      font-weight: 700;
      color: #ffffff !important;
      background: linear-gradient(135deg, #059669 0%, #10b981 100%);
      border-radius: 40px;
      text-decoration: none;
      box-shadow: 0 10px 20px -3px rgba(16, 185, 129, 0.4);
      transition: var(--transition);
      border: 1px solid #047857;
    }
    .btn-main-action:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px -4px rgba(16, 185, 129, 0.5);
    }
    .btn-outline-action {
      display: inline-flex;
      align-items: center;
      padding: 14px 30px;
      font-size: 16px;
      font-weight: 600;
      color: var(--color-text-main);
      background: #ffffff;
      border: 1px solid #cbd5e1;
      border-radius: 40px;
      text-decoration: none;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .btn-outline-action:hover {
      background: var(--color-primary-light);
      border-color: var(--color-mint);
      color: var(--color-primary-dark);
    }
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #ffffff;
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-mint-border);
      box-shadow: var(--shadow-md);
      text-align: left;
    }
    .metric-card {
      padding: 12px 16px;
      border-left: 3px solid var(--color-primary);
      background: var(--color-mint-soft);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    .metric-value {
      font-size: 26px;
      font-weight: 800;
      color: var(--color-text-main);
      line-height: 1.2;
    }
    .metric-label {
      font-size: 13px;
      color: var(--color-text-light);
      margin-top: 4px;
      font-weight: 500;
    }

    /* 平台介绍与关于我们 */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .feature-point-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 24px;
    }
    .feature-point-item {
      display: flex;
      gap: 14px;
      align-items: flex-start;
      background: #ffffff;
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .feature-point-item:hover {
      border-color: var(--color-mint);
      transform: translateX(4px);
    }
    .point-badge {
      display: flex;
      align-items: center;
      justify-content: center;
      min-width: 32px;
      height: 32px;
      background-color: var(--color-primary-light);
      color: var(--color-primary-dark);
      border-radius: 50%;
      font-weight: 800;
      font-size: 14px;
      border: 1px solid var(--color-mint-border);
    }
    .point-body h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 4px;
    }
    .point-body p {
      font-size: 14px;
      color: var(--color-text-muted);
      line-height: 1.6;
    }
    .banner-graphic-card {
      background: #ffffff;
      padding: 18px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-mint-border);
      box-shadow: var(--shadow-md);
    }
    .banner-graphic-card img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-md);
      display: block;
    }
    .banner-graphic-card .img-caption {
      margin-top: 14px;
      font-size: 13px;
      color: var(--color-text-light);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 服务能力卡片 (网格) */
    .service-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 28px 24px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
    }
    .service-card:hover {
      border-color: var(--color-mint);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .service-tag {
      align-self: flex-start;
      font-size: 12px;
      font-weight: 700;
      background-color: var(--color-primary-light);
      color: var(--color-primary-dark);
      padding: 4px 10px;
      border-radius: 6px;
      margin-bottom: 14px;
      border: 1px solid var(--color-mint-border);
    }
    .service-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 14px;
      color: var(--color-text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .service-meta {
      border-top: 1px dashed #e2e8f0;
      padding-top: 12px;
      font-size: 12px;
      color: var(--color-text-light);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 一站式制作场景 (标签与矩阵) */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .scenario-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      gap: 16px;
      align-items: flex-start;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .scenario-item:hover {
      border-color: var(--color-mint);
      background-color: #fcfffd;
    }
    .scenario-icon-box {
      width: 44px;
      height: 44px;
      min-width: 44px;
      background: linear-gradient(135deg, var(--color-primary-light) 0%, #d1fae5 100%);
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary-dark);
      font-weight: 800;
      font-size: 16px;
    }
    .scenario-item h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 6px;
    }
    .scenario-item p {
      font-size: 13.5px;
      color: var(--color-text-muted);
      line-height: 1.55;
    }

    /* 模型矩阵徽章云 */
    .model-tags-wrapper {
      background: #ffffff;
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      margin-top: 36px;
      text-align: center;
    }
    .model-tags-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 20px;
    }
    .model-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
    }
    .model-chip {
      background: var(--color-mint-soft);
      border: 1px solid #cbd5e1;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 13px;
      color: var(--color-text-main);
      font-weight: 600;
      transition: var(--transition);
    }
    .model-chip:hover {
      border-color: var(--color-primary);
      background-color: var(--color-primary-light);
      color: var(--color-primary-dark);
    }

    /* 对比评测表格与高分卡片 */
    .evaluation-summary-card {
      background: linear-gradient(135deg, #065f46 0%, #047857 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 32px;
      box-shadow: var(--shadow-md);
    }
    .eval-score-badge {
      text-align: right;
    }
    .eval-big-number {
      font-size: 54px;
      font-weight: 900;
      line-height: 1;
      color: #34d399;
    }
    .eval-stars {
      color: #facc15;
      font-size: 22px;
      margin-top: 4px;
      letter-spacing: 2px;
    }
    .table-container {
      overflow-x: auto;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }
    .comparison-table th, .comparison-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
      font-size: 14px;
    }
    .comparison-table th {
      background: #f8fafc;
      color: var(--color-text-main);
      font-weight: 700;
    }
    .comparison-table tr:last-child td {
      border-bottom: none;
    }
    .col-highlight {
      background: rgba(236, 253, 245, 0.4);
      font-weight: 600;
      color: var(--color-primary-dark);
    }

    /* 案例中心图文展示 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .case-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-mint);
    }
    .case-thumb {
      width: 100%;
      aspect-ratio: 16/9;
      overflow: hidden;
      background-color: #f1f5f9;
    }
    .case-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.5s ease;
    }
    .case-card:hover .case-thumb img {
      transform: scale(1.05);
    }
    .case-info {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .case-info h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 8px;
    }
    .case-info p {
      font-size: 13.5px;
      color: var(--color-text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .case-tag-row {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .case-tag {
      font-size: 11.5px;
      color: var(--color-primary-dark);
      background-color: var(--color-primary-light);
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 标准流程时间线 */
    .process-steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .process-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .process-num {
      width: 36px;
      height: 36px;
      background: var(--color-primary);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 15px;
      margin-bottom: 16px;
    }
    .process-card h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 8px;
    }
    .process-card p {
      font-size: 13.5px;
      color: var(--color-text-muted);
      line-height: 1.6;
    }

    /* 用户真实评论 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .review-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 14px;
      color: var(--color-text-muted);
      line-height: 1.65;
      margin-bottom: 18px;
      position: relative;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }
    .reviewer-avatar-placeholder {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--color-mint-border) 0%, #6ee7b7 100%);
      color: var(--color-primary-dark);
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
    }
    .reviewer-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--color-text-main);
    }
    .reviewer-title {
      font-size: 12px;
      color: var(--color-text-light);
    }

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover {
      border-color: var(--color-mint);
    }
    .faq-trigger {
      width: 100%;
      padding: 18px 24px;
      background: none;
      border: none;
      text-align: left;
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }
    .faq-icon {
      font-size: 18px;
      font-weight: 400;
      color: var(--color-primary);
      transition: transform 0.25s ease;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #fcfdfd;
      border-top: 1px solid #f1f5f9;
    }
    .faq-answer p {
      padding: 18px 24px;
      font-size: 14.5px;
      color: var(--color-text-muted);
      line-height: 1.7;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 需求匹配与表单板块 */
    .form-section-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: stretch;
    }
    .form-info-card {
      background: linear-gradient(135deg, var(--color-primary-light) 0%, #f0fdf4 100%);
      border: 1px solid var(--color-mint-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-qr-block {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 20px;
      display: flex;
      align-items: center;
      gap: 18px;
      border: 1px solid #e2e8f0;
      margin-top: 24px;
    }
    .contact-qr-block img {
      width: 90px;
      height: 90px;
      border-radius: 6px;
      object-fit: cover;
      border: 1px solid #e2e8f0;
    }
    .form-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 13.5px;
      font-weight: 600;
      color: var(--color-text-main);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--color-text-main);
      background-color: #ffffff;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }
    .btn-submit-form {
      width: 100%;
      padding: 14px;
      background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .btn-submit-form:hover {
      background: var(--color-primary-dark);
      box-shadow: var(--shadow-md);
    }

    /* 行业资讯与动态文章 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-card a {
      text-decoration: none;
      color: var(--color-text-main);
      font-size: 16px;
      font-weight: 700;
      line-height: 1.45;
      display: block;
      margin-bottom: 10px;
      transition: var(--transition);
    }
    .news-card a:hover {
      color: var(--color-primary-dark);
    }
    .news-excerpt {
      font-size: 13.5px;
      color: var(--color-text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .article-dynamic-slot {
      background: var(--color-mint-soft);
      border: 1px dashed var(--color-mint-border);
      border-radius: var(--radius-md);
      padding: 16px;
      margin-top: 24px;
      font-size: 14px;
      color: var(--color-text-muted);
    }

    /* 友情链接区域 */
    .links-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid #e2e8f0;
    }
    .links-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--color-text-main);
      margin-bottom: 12px;
      padding-bottom: 8px;
      border-bottom: 1px solid #f1f5f9;
    }
    .links-flex {
      display: flex;
      flex-wrap: wrap;
      gap: 14px 20px;
    }
    .links-flex a {
      color: var(--color-text-muted);
      text-decoration: none;
      font-size: 13px;
      transition: var(--transition);
    }
    .links-flex a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    /* 页脚 */
    .site-footer {
      background-color: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1e293b;
    }
    .footer-content-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-links-col {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links-col a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 13.5px;
      transition: var(--transition);
    }
    .footer-links-col a:hover {
      color: #34d399;
    }
    .footer-bottom-bar {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: #64748b;
    }

    /* 悬浮客服面板 */
    .floating-kefu-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 10px;
    }
    .kefu-float-btn {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      border: 2px solid #ffffff;
      transition: var(--transition);
    }
    .kefu-float-btn:hover {
      transform: scale(1.08);
    }
    .kefu-float-box {
      display: none;
      background: #ffffff;
      padding: 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--color-mint-border);
      text-align: center;
      width: 170px;
    }
    .kefu-float-box img {
      width: 130px;
      height: 130px;
      object-fit: cover;
      margin-bottom: 8px;
      border-radius: 4px;
    }
    .kefu-float-box p {
      font-size: 12px;
      font-weight: 600;
      color: var(--color-text-main);
    }

    /* 响应式断点控制 */
    @media (max-width: 1024px) {
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .service-cards-grid, .cases-grid, .reviews-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-content-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .header-inner {
        position: relative;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid #e2e8f0;
        padding: 16px;
        box-shadow: var(--shadow-md);
        gap: 0;
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links li a {
        padding: 10px 14px;
        width: 100%;
      }
      .hero-title {
        font-size: 28px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .about-grid, .form-section-wrapper, .scenario-grid {
        grid-template-columns: 1fr;
      }
      .hero-metrics-grid {
        grid-template-columns: 1fr;
      }
      .service-cards-grid, .cases-grid, .reviews-grid, .news-grid, .process-steps-grid {
        grid-template-columns: 1fr;
      }
      .footer-content-grid {
        grid-template-columns: 1fr;
      }
      .evaluation-summary-card {
        flex-direction: column;
        text-align: center;
        gap: 20px;
      }
      .eval-score-badge {
        text-align: center;
      }
    }