:root {
      --primary: #ff5722;
      --primary-dark: #e64a19;
      --primary-light: #fff2ed;
      --secondary: #ff8f00;
      --accent-glow: rgba(255, 87, 34, 0.15);
      --bg-page: #faf8f5;
      --bg-surface: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --text-light: #94a3b8;
      --border-color: #f1dfd5;
      --shadow-sm: 0 2px 8px rgba(255, 87, 34, 0.06);
      --shadow-md: 0 8px 24px rgba(255, 87, 34, 0.08);
      --shadow-lg: 0 16px 40px rgba(255, 87, 34, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --container-max: 1200px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      -webkit-tap-highlight-color: transparent;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-main);
      line-height: 1.6;
      font-size: 15px;
      overflow-x: hidden;
    }

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

    ul, ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      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-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-logo-wrap img {
      height: 40px;
      width: auto;
      display: block;
    }
    .brand-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }
    .nav-item {
      padding: 8px 14px;
      font-size: 14.5px;
      font-weight: 500;
      color: var(--text-main);
      border-radius: var(--radius-sm);
    }
    .nav-item:hover {
      color: var(--primary);
      background-color: var(--primary-light);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-portal {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 14px;
      font-weight: 600;
      color: #fff;
      background: linear-gradient(135deg, var(--secondary), var(--primary));
      border-radius: 30px;
      box-shadow: 0 4px 14px rgba(255, 87, 34, 0.35);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-portal:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 87, 34, 0.45);
      color: #fff;
    }

    /* 移动端菜单开关 */
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
    }
    .menu-toggle span {
      display: block;
      width: 22px;
      height: 2px;
      background-color: var(--text-main);
      margin: 5px 0;
      transition: all 0.3s;
    }

    /* 首屏 Hero - 严禁出现图片 */
    .hero-section {
      position: relative;
      padding: 70px 0 80px;
      background: radial-gradient(circle at 85% 15%, rgba(255, 143, 0, 0.15) 0%, transparent 45%),
                  radial-gradient(circle at 15% 85%, rgba(255, 87, 34, 0.12) 0%, transparent 50%),
                  #ffffff;
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }
    .hero-wrapper {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 40px;
      align-items: center;
    }
    .hero-content {
      position: relative;
      z-index: 2;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 14px;
      background-color: var(--primary-light);
      border: 1px solid #ffd8c8;
      border-radius: 50px;
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 22px;
    }
    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background-color: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(255, 87, 34, 0.25);
    }
    .hero-title {
      font-size: 42px;
      line-height: 1.25;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-title .highlight {
      color: var(--primary);
      position: relative;
      display: inline-block;
    }
    .hero-title .highlight::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 2px;
      width: 100%;
      height: 8px;
      background-color: rgba(255, 87, 34, 0.15);
      border-radius: 4px;
      z-index: -1;
    }
    .hero-desc {
      font-size: 16.5px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 34px;
      max-width: 580px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      margin-bottom: 40px;
    }
    .btn-hero-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 34px;
      font-size: 16px;
      font-weight: 700;
      color: #ffffff;
      background: linear-gradient(135deg, #ff7a00, var(--primary));
      border-radius: 50px;
      box-shadow: 0 8px 24px rgba(255, 87, 34, 0.38);
      transition: all 0.3s ease;
    }
    .btn-hero-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(255, 87, 34, 0.48);
      color: #ffffff;
    }
    .btn-hero-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 13px 28px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      background-color: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 50px;
      box-shadow: var(--shadow-sm);
    }
    .btn-hero-secondary:hover {
      border-color: var(--primary);
      color: var(--primary);
      background-color: var(--primary-light);
    }

    /* 首屏纯CSS科技视觉卡片构建 (无任何图片) */
    .hero-visual-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      padding: 28px;
      position: relative;
    }
    .model-orbit-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 14px;
      border-bottom: 1px dashed var(--border-color);
    }
    .model-orbit-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--primary-dark);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .model-orbit-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: #10b981;
      font-weight: 600;
    }
    .status-dot {
      width: 7px;
      height: 7px;
      background: #10b981;
      border-radius: 50%;
    }
    .model-tags-matrix {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-bottom: 24px;
    }
    .model-chip {
      background: #fff8f5;
      border: 1px solid #ffe1d5;
      padding: 10px;
      border-radius: var(--radius-sm);
      text-align: center;
      font-size: 12.5px;
      font-weight: 600;
      color: #334155;
      transition: all 0.25s ease;
    }
    .model-chip:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
      transform: scale(1.03);
    }
    .hero-stats-panel {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid #f1f5f9;
      text-align: center;
    }
    .hero-stat-item .num {
      font-size: 22px;
      font-weight: 800;
      color: var(--primary);
    }
    .hero-stat-item .label {
      font-size: 11.5px;
      color: var(--text-muted);
      margin-top: 2px;
    }

    /* 通用板块公共样式 */
    .section-wrap {
      padding: 85px 0;
      position: relative;
    }
    .section-wrap:nth-child(even) {
      background-color: #ffffff;
    }
    .section-header {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 55px;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 12.5px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.2px;
      color: var(--primary);
      background-color: var(--primary-light);
      padding: 4px 12px;
      border-radius: 30px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: #0f172a;
      line-height: 1.35;
      margin-bottom: 14px;
    }
    .section-subtitle {
      font-size: 15.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台介绍板块 */
    .intro-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 24px;
    }
    .intro-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .intro-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: var(--primary);
    }
    .intro-icon {
      width: 48px;
      height: 48px;
      background: linear-gradient(135deg, #fff2ed, #ffe1d6);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
      color: var(--primary);
    }
    .intro-title {
      font-size: 18px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }
    .intro-text {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
      flex-grow: 1;
    }

    /* AIGC 服务矩阵场景 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
      gap: 24px;
    }
    .service-card {
      background: #ffffff;
      border: 1px solid #eee;
      border-radius: var(--radius-md);
      padding: 26px;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .service-card:hover {
      border-color: #ffd4c4;
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .service-card::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 4px;
      height: 100%;
      background: linear-gradient(to bottom, var(--secondary), var(--primary));
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .service-card:hover::before {
      opacity: 1;
    }
    .service-tag {
      display: inline-block;
      font-size: 11.5px;
      font-weight: 700;
      color: var(--primary);
      background: var(--primary-light);
      padding: 3px 8px;
      border-radius: 4px;
      margin-bottom: 12px;
    }
    .service-name {
      font-size: 17.5px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 10px;
    }
    .service-desc {
      font-size: 13.8px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 一站式制作工作流 */
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .workflow-step {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 20px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
    }
    .step-number {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 15px;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(255, 87, 34, 0.3);
    }
    .step-title {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }
    .step-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 对比评测 - 突出 9.9分 与五星推荐 */
    .eval-highlight-box {
      background: linear-gradient(135deg, #fff7f2 0%, #fff1eb 100%);
      border: 2px solid #ffd4c4;
      border-radius: var(--radius-lg);
      padding: 34px;
      margin-bottom: 40px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .eval-score-area {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .score-circle {
      width: 90px;
      height: 90px;
      background: linear-gradient(135deg, #ff8f00, var(--primary));
      border-radius: 50%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      box-shadow: 0 6px 18px rgba(255, 87, 34, 0.3);
    }
    .score-circle .val {
      font-size: 30px;
      font-weight: 900;
      line-height: 1;
    }
    .score-circle .max {
      font-size: 11px;
      opacity: 0.9;
    }
    .score-text h3 {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .stars-indicator {
      color: #ff9800;
      font-size: 18px;
      margin-bottom: 4px;
    }
    .table-container {
      width: 100%;
      overflow-x: auto;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }
    .custom-table th {
      background-color: #fff9f6;
      color: #0f172a;
      font-weight: 700;
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }
    .custom-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
      color: var(--text-muted);
    }
    .custom-table tr:hover td {
      background-color: #fdfdfd;
    }
    .custom-table .col-feature {
      font-weight: 600;
      color: var(--text-main);
    }
    .custom-table .col-our {
      font-weight: 700;
      color: var(--primary-dark);
      background-color: #fffbf9;
    }

    /* 真实素材图画廊展示 */
    .gallery-showcase {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 24px;
      margin-top: 30px;
    }
    .gallery-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .gallery-item img {
      width: 100%;
      height: 260px;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }
    .gallery-item:hover img {
      transform: scale(1.03);
    }
    .gallery-caption {
      padding: 16px 20px;
    }
    .gallery-caption h4 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 4px;
    }
    .gallery-caption p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* Token 比价看板 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
      gap: 20px;
    }
    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .token-card-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 14px;
    }
    .token-name {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
    }
    .token-tag {
      font-size: 11px;
      font-weight: 700;
      background: #e0f2fe;
      color: #0369a1;
      padding: 2px 8px;
      border-radius: 4px;
    }
    .token-prices {
      margin: 16px 0;
      padding: 12px;
      background: #fafaf9;
      border-radius: var(--radius-sm);
    }
    .token-row {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      margin-bottom: 6px;
    }
    .token-row.platform {
      font-weight: 700;
      color: var(--primary);
    }

    /* 用户评论 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .testimonial-quote {
      font-size: 14px;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 16px;
    }
    .author-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, #ffd8c8, #ffb89d);
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 15px;
    }
    .author-info h4 {
      font-size: 14.5px;
      font-weight: 700;
      color: #0f172a;
    }
    .author-info p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      width: 100%;
      padding: 20px 24px;
      text-align: left;
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      background: none;
      border: none;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: background 0.2s ease;
    }
    .faq-question:hover {
      background-color: #fffaf7;
    }
    .faq-icon {
      font-size: 18px;
      color: var(--primary);
      transition: transform 0.3s ease;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
      background-color: #ffffff;
    }
    .faq-answer-inner {
      padding: 0 24px 22px;
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }
    .faq-item.active .faq-answer {
      max-height: 600px;
      transition: max-height 0.35s ease-in-out;
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: start;
    }
    .contact-card, .form-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }
    .contact-title {
      font-size: 22px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 12px;
    }
    .contact-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 26px;
      line-height: 1.6;
    }
    .contact-details {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 30px;
    }
    .contact-row {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 14.5px;
    }
    .contact-row-icon {
      width: 38px;
      height: 38px;
      background: var(--primary-light);
      border-radius: 8px;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
    }
    .qr-container {
      display: flex;
      align-items: center;
      gap: 20px;
      padding: 20px;
      background: #fff8f5;
      border: 1px dashed #ffd4c4;
      border-radius: var(--radius-md);
    }
    .qr-container img {
      width: 95px;
      height: 95px;
      border-radius: 8px;
      object-fit: cover;
      display: block;
      border: 1px solid #ffd4c4;
    }
    .qr-info h5 {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 6px;
    }
    .qr-info p {
      font-size: 12.5px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 表单组件 */
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 13.5px;
      font-weight: 600;
      color: #334155;
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 12px 14px;
      font-size: 14.5px;
      color: var(--text-main);
      background-color: #fafaf9;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-sm);
      outline: none;
      transition: all 0.25s ease;
    }
    .form-control:focus {
      background-color: #ffffff;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px var(--accent-glow);
    }
    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }
    .btn-submit {
      width: 100%;
      padding: 14px;
      background: linear-gradient(135deg, var(--secondary), var(--primary));
      color: #ffffff;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(255, 87, 34, 0.3);
      transition: all 0.3s ease;
    }
    .btn-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 22px rgba(255, 87, 34, 0.4);
    }

    /* 行业资讯与动态 */
    .news-section-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .news-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }
    .news-title {
      font-size: 17px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 14px;
      padding-bottom: 10px;
      border-bottom: 1px solid #f1f5f9;
    }
    .article-links-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .article-links-list a {
      font-size: 14px;
      color: #3b82f6;
      word-break: break-all;
      display: inline-block;
      text-decoration: underline;
    }
    .article-links-list a:hover {
      color: var(--primary);
    }

    /* 友情链接与页脚 */
    .site-footer {
      background-color: #ffffff;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 35px;
      color: var(--text-main);
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 36px;
      margin-bottom: 40px;
    }
    .footer-brand p {
      font-size: 13.5px;
      color: var(--text-muted);
      margin-top: 12px;
      line-height: 1.65;
      max-width: 320px;
    }
    .footer-col-title {
      font-size: 15px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 16px;
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      font-size: 13.5px;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 8px;
    }
    .friend-links-wrap a {
      font-size: 13px;
      color: var(--text-muted);
      background: #fafaf9;
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid #e2e8f0;
    }
    .friend-links-wrap a:hover {
      color: var(--primary);
      border-color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid #f1f5f9;
      padding-top: 25px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 浮动客服挂件 */
    .float-service {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .float-btn {
      width: 48px;
      height: 48px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 50%;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 18px;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .float-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: translateY(-2px);
    }
    .float-btn.back-to-top {
      display: none;
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .workflow-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-item {
        width: 100%;
        padding: 12px 0;
        border-bottom: 1px solid #f8fafc;
      }
      .hero-title {
        font-size: 30px;
      }
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .gallery-showcase {
        grid-template-columns: 1fr;
      }
      .testimonial-grid {
        grid-template-columns: 1fr;
      }
      .workflow-timeline {
        grid-template-columns: 1fr;
      }
      .news-section-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
    }