:root {
      --primary-cyan: #06b6d4;
      --primary-magenta: #ec4899;
      --primary-violet: #8b5cf6;
      --accent-neon: #3b82f6;
      --bg-base: #f8fafc;
      --bg-surface: #ffffff;
      --bg-subtle: #f1f5f9;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: #e2e8f0;
      --border-neon: rgba(14, 165, 233, 0.35);
      --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
      --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 0 15px rgba(6, 182, 212, 0.08);
      --shadow-glow: 0 0 25px rgba(236, 72, 153, 0.2), 0 0 15px rgba(6, 182, 212, 0.25);
      --gradient-brand: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #ec4899 100%);
      --gradient-subtle: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --container-max: 1200px;
    }

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

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

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.2s ease;
    }

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

    .section-wrap {
      padding: 60px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      margin-bottom: 40px;
    }

    .neon-pill {
      display: inline-block;
      padding: 4px 14px;
      font-size: 13px;
      font-weight: 600;
      border-radius: var(--radius-full);
      background: linear-gradient(90deg, rgba(6, 182, 212, 0.12), rgba(236, 72, 153, 0.12));
      color: #0284c7;
      border: 1px solid var(--border-neon);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
      letter-spacing: -0.5px;
    }

    .section-title .text-gradient {
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto;
    }

    .neon-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-card);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      position: relative;
      overflow: hidden;
    }

    .neon-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: var(--gradient-brand);
      opacity: 0;
      transition: opacity 0.25s ease;
    }

    .neon-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(6, 182, 212, 0.5);
    }

    .neon-card:hover::before {
      opacity: 1;
    }

    .btn-neon-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--gradient-brand);
      color: #ffffff !important;
      font-weight: 600;
      font-size: 15px;
      padding: 12px 28px;
      border-radius: var(--radius-full);
      box-shadow: 0 4px 15px rgba(6, 182, 212, 0.35);
      border: none;
      cursor: pointer;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .btn-neon-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(236, 72, 153, 0.45);
    }

    .btn-neon-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #ffffff;
      color: var(--text-main);
      font-weight: 600;
      font-size: 15px;
      padding: 11px 26px;
      border-radius: var(--radius-full);
      border: 1.5px solid var(--primary-cyan);
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .btn-neon-outline:hover {
      background: rgba(6, 182, 212, 0.08);
      border-color: var(--primary-magenta);
      color: var(--primary-magenta);
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }

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

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

    .nav-brand .ai-page-logo {
      height: 38px;
      width: auto;
      display: block;
    }

    .brand-title {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-badge {
      font-size: 11px;
      padding: 2px 8px;
      border-radius: 4px;
      background: rgba(6, 182, 212, 0.1);
      color: var(--primary-cyan);
      font-weight: 700;
      margin-left: 6px;
    }

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

    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-cyan);
      background: rgba(6, 182, 212, 0.06);
    }

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

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: var(--text-main);
      padding: 6px;
    }

    /* Hero 首屏 - 无图片，纯CSS动效及几何排版 */
    .hero-section {
      padding: 70px 0 60px;
      background: radial-gradient(circle at 10% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
                  radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 40%),
                  var(--gradient-subtle);
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }

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

    .hero-content h1 {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 18px;
    }

    .hero-content h1 span {
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-lead {
      font-size: 17px;
      color: var(--text-muted);
      margin-bottom: 28px;
      line-height: 1.7;
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 30px;
      align-items: center;
    }

    .hero-highlights {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      padding-top: 15px;
      border-top: 1px dashed var(--border-color);
    }

    .highlight-item {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .highlight-icon {
      color: var(--primary-cyan);
      font-weight: bold;
    }

    .hero-interactive-box {
      background: #ffffff;
      border: 1px solid rgba(6, 182, 212, 0.3);
      border-radius: var(--radius-lg);
      padding: 26px;
      box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08), 0 0 20px rgba(6, 182, 212, 0.15);
      position: relative;
    }

    .box-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border-color);
    }

    .box-status {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      color: #059669;
    }

    .box-status-dot {
      width: 8px;
      height: 8px;
      background: #10b981;
      border-radius: 50%;
      box-shadow: 0 0 8px #10b981;
    }

    .box-metrics-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-bottom: 20px;
    }

    .metric-cell {
      background: var(--bg-subtle);
      border-radius: var(--radius-md);
      padding: 14px;
      border: 1px solid var(--border-color);
      transition: all 0.2s ease;
    }

    .metric-cell:hover {
      border-color: var(--primary-cyan);
      background: #ffffff;
    }

    .metric-value {
      font-size: 22px;
      font-weight: 800;
      color: var(--text-main);
      display: block;
    }

    .metric-label {
      font-size: 12px;
      color: var(--text-light);
    }

    .hero-console-stream {
      background: #0f172a;
      border-radius: var(--radius-md);
      padding: 14px;
      font-family: Consolas, Monaco, monospace;
      font-size: 12px;
      color: #38bdf8;
      line-height: 1.5;
    }

    .hero-console-stream span {
      color: #a855f7;
    }

    /* 核心数据指标条 */
    .metrics-bar-section {
      background: #ffffff;
      border-bottom: 1px solid var(--border-color);
      padding: 30px 0;
    }

    .metrics-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      text-align: center;
    }

    .bar-item h3 {
      font-size: 28px;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .bar-item p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 平台介绍与关于我们 */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

    .feature-points-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-top: 20px;
    }

    .feature-point-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      background: #ffffff;
      padding: 14px 18px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .point-icon {
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(236, 72, 153, 0.15));
      color: var(--primary-cyan);
      width: 32px;
      height: 32px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      flex-shrink: 0;
    }

    .point-text strong {
      display: block;
      font-size: 15px;
      color: var(--text-main);
      margin-bottom: 2px;
    }

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

    /* 模型矩阵胶囊云 */
    .model-capsule-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .model-capsule {
      padding: 6px 12px;
      font-size: 12px;
      font-weight: 600;
      border-radius: var(--radius-full);
      background: var(--bg-subtle);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      transition: all 0.2s ease;
    }

    .model-capsule:hover {
      background: #ffffff;
      border-color: var(--primary-magenta);
      color: var(--primary-magenta);
      box-shadow: 0 0 10px rgba(236, 72, 153, 0.2);
    }

    /* AIGC 服务能力卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

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

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

    .service-tag {
      font-size: 11px;
      color: var(--primary-cyan);
      font-weight: 700;
      text-transform: uppercase;
      margin-bottom: 10px;
      display: inline-block;
    }

    /* 场景矩阵与一站式制作 */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .scene-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
      transition: all 0.2s ease;
    }

    .scene-item:hover {
      border-color: var(--primary-cyan);
      box-shadow: 0 4px 15px rgba(6, 182, 212, 0.15);
      transform: translateY(-2px);
    }

    .scene-item h4 {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .scene-item p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 对比评测板块 */
    .review-score-banner {
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(236, 72, 153, 0.1));
      border: 1px solid var(--border-neon);
      border-radius: var(--radius-lg);
      padding: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 26px;
    }

    .score-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-big {
      font-size: 46px;
      font-weight: 900;
      background: var(--gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1;
    }

    .stars-box {
      color: #f59e0b;
      font-size: 18px;
      letter-spacing: 2px;
      margin-bottom: 4px;
    }

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

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

    .eval-table th,
    .eval-table td {
      padding: 14px 18px;
      border-bottom: 1px solid var(--border-color);
    }

    .eval-table th {
      background: var(--bg-subtle);
      font-weight: 700;
      color: var(--text-main);
    }

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

    .eval-highlight {
      color: #0284c7;
      font-weight: 700;
      background: rgba(6, 182, 212, 0.04);
    }

    .badge-check {
      display: inline-block;
      color: #10b981;
      font-weight: bold;
      margin-right: 4px;
    }

    /* Token 比价看板 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 20px;
      text-align: center;
      position: relative;
      transition: all 0.2s ease;
    }

    .token-card:hover {
      border-color: var(--primary-magenta);
      box-shadow: 0 4px 18px rgba(236, 72, 153, 0.15);
    }

    .token-name {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .token-price {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary-magenta);
      margin-bottom: 4px;
    }

    .token-official {
      font-size: 12px;
      color: var(--text-light);
      text-decoration: line-through;
      margin-bottom: 12px;
    }

    .token-meta {
      font-size: 12px;
      color: var(--text-muted);
      border-top: 1px solid var(--border-color);
      padding-top: 10px;
    }

    /* 标准制作流程与时间线 */
    .timeline-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 22px;
      position: relative;
    }

    .step-num {
      width: 32px;
      height: 32px;
      background: var(--gradient-brand);
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
      margin-bottom: 14px;
      box-shadow: 0 2px 8px rgba(6, 182, 212, 0.4);
    }

    .step-item h4 {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .step-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 案例中心 - 素材图展示区 */
    .case-grid {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 20px;
      align-items: stretch;
      margin-bottom: 24px;
    }

    .banner-gallery {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    .gallery-img-box {
      background: #ffffff;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .gallery-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .gallery-img-box:hover img {
      transform: scale(1.04);
    }

    /* 常见问题 FAQ 折叠面板 */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

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

    .faq-item:hover {
      border-color: var(--primary-cyan);
    }

    .faq-question {
      padding: 16px 20px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

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

    .faq-answer {
      display: none;
      padding: 0 20px 16px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      border-top: 1px dashed var(--border-color);
      padding-top: 12px;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

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

    /* 6条真实用户评价 */
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .testimonial-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .t-quote {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .t-author {
      display: flex;
      align-items: center;
      gap: 10px;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
    }

    .t-avatar-initial {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(236, 72, 153, 0.2));
      color: var(--primary-magenta);
      font-weight: 700;
      font-size: 14px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .t-meta strong {
      display: block;
      font-size: 13px;
      color: var(--text-main);
    }

    .t-meta span {
      font-size: 11.5px;
      color: var(--text-light);
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-card);
    }

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

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

    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 10px 14px;
      font-size: 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      transition: all 0.2s ease;
      background: var(--bg-subtle);
    }

    .form-control:focus {
      border-color: var(--primary-cyan);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
    }

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

    .contact-details {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .qr-contact-box {
      display: flex;
      align-items: center;
      gap: 20px;
      background: var(--bg-subtle);
      border: 1px dashed var(--border-neon);
      border-radius: var(--radius-md);
      padding: 16px;
      margin-top: 20px;
    }

    .qr-contact-box img {
      width: 100px;
      height: 100px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      background: #fff;
    }

    .contact-info-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      font-size: 13.5px;
      color: var(--text-muted);
    }

    /* 资讯与文章列表 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
      margin-bottom: 20px;
    }

    .article-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px;
      transition: all 0.2s ease;
    }

    .article-item:hover {
      border-color: var(--primary-cyan);
      transform: translateY(-2px);
    }

    .article-item h4 {
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .article-item p {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    .links-tags-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      padding: 14px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }

    .links-tags-cloud a {
      font-size: 13px;
      color: var(--text-muted);
      padding: 4px 10px;
      background: var(--bg-subtle);
      border-radius: 4px;
    }

    .links-tags-cloud a:hover {
      color: var(--primary-cyan);
      background: rgba(6, 182, 212, 0.08);
    }

    /* 页脚设计 */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 45px 0 25px;
      border-top: 1px solid #1e293b;
      font-size: 13px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 30px;
      margin-bottom: 30px;
    }

    .footer-title {
      font-size: 14px;
      font-weight: 700;
      color: #f8fafc;
      margin-bottom: 14px;
      letter-spacing: 0.5px;
    }

    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .footer-links-list a {
      color: #94a3b8;
    }

    .footer-links-list a:hover {
      color: #38bdf8;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

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

    .widget-btn {
      width: 46px;
      height: 46px;
      background: #ffffff;
      border: 1px solid var(--border-neon);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      cursor: pointer;
      color: var(--primary-cyan);
      font-size: 18px;
      transition: all 0.2s ease;
      position: relative;
    }

    .widget-btn:hover {
      transform: scale(1.08);
      background: var(--gradient-brand);
      color: #ffffff;
    }

    .widget-popover {
      display: none;
      position: absolute;
      right: 56px;
      bottom: 0;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 12px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
      width: 140px;
      text-align: center;
    }

    .widget-btn:hover .widget-popover {
      display: block;
    }

    .widget-popover img {
      width: 100%;
      height: auto;
      border-radius: 4px;
    }

    .widget-popover span {
      display: block;
      font-size: 11px;
      color: var(--text-main);
      margin-top: 4px;
      font-weight: 600;
    }

    /* 响应式适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .services-grid,
      .scene-grid,
      .token-grid,
      .timeline-steps,
      .testimonials-grid,
      .metrics-bar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-grid,
      .contact-wrapper,
      .about-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .mobile-menu-btn {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
      }
      .nav-links.show {
        display: flex;
      }
      .hero-content h1 {
        font-size: 28px;
      }
      .services-grid,
      .scene-grid,
      .token-grid,
      .timeline-steps,
      .testimonials-grid,
      .metrics-bar-grid,
      .banner-gallery,
      .articles-grid {
        grid-template-columns: 1fr;
      }
      .score-left {
        flex-direction: column;
        align-items: flex-start;
      }
      .review-score-banner {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }