:root {
      --primary: #2563eb;
      --primary-hover: #1d4ed8;
      --primary-light: #eff6ff;
      --accent: #0284c7;
      --accent-glow: #0ea5e9;
      --vibrant-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
      --bright-tag-grad: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
      --text-main: #0f172a;
      --text-body: #334155;
      --text-muted: #64748b;
      --bg-page: #f8fafc;
      --bg-surface: #ffffff;
      --bg-alt: #f1f5f9;
      --border-color: #e2e8f0;
      --border-hover: #cbd5e1;
      --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(15, 23, 42, 0.04);
      --shadow-lg: 0 10px 25px -5px rgba(37, 99, 235, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --radius-pill: 9999px;
      --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;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      color: var(--text-body);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
      box-sizing: border-box;
    }

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      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, 0.03);
    }

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

    .brand-wrap {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

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

    .brand-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.93rem;
      font-weight: 500;
      color: var(--text-body);
      border-radius: var(--radius-sm);
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 0.93rem;
      font-weight: 600;
      border-radius: var(--radius-pill);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--vibrant-gradient);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
    }

    .btn-primary:hover {
      box-shadow: 0 6px 18px rgba(37, 99, 235, 0.38);
      transform: translateY(-1px);
    }

    .btn-outline {
      background: #ffffff;
      color: var(--primary);
      border-color: #bfdbfe;
    }

    .btn-outline:hover {
      background: var(--primary-light);
      border-color: var(--primary);
    }

    .btn-vibrant-hero {
      background: linear-gradient(135deg, #1d4ed8 0%, #0284c7 50%, #06b6d4 100%);
      color: #ffffff !important;
      font-size: 1.1rem;
      padding: 14px 34px;
      box-shadow: 0 8px 24px rgba(2, 132, 199, 0.35);
      border: none;
    }

    .btn-vibrant-hero:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(2, 132, 199, 0.45);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-color);
      padding: 6px 10px;
      border-radius: var(--radius-sm);
      cursor: pointer;
    }

    /* 首屏 Hero (严禁出现图片) */
    .hero-section {
      position: relative;
      padding: 80px 0 70px;
      background: radial-gradient(circle at 50% 0%, #e0f2fe 0%, #f0fdf4 35%, #f8fafc 70%);
      overflow: hidden;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-inner {
      text-align: center;
      max-width: 980px;
      margin: 0 auto;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      font-size: 0.85rem;
      font-weight: 600;
      color: #0369a1;
      background: #e0f2fe;
      border: 1px solid #bae6fd;
      border-radius: var(--radius-pill);
      margin-bottom: 24px;
    }

    .hero-tag span {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #0284c7;
      animation: pulseDot 2s infinite;
    }

    @keyframes pulseDot {
      0% { transform: scale(0.9); opacity: 0.8; }
      50% { transform: scale(1.3); opacity: 1; }
      100% { transform: scale(0.9); opacity: 0.8; }
    }

    .hero-title {
      font-size: clamp(2rem, 4vw, 2.75rem);
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      letter-spacing: -0.02em;
      margin-bottom: 20px;
    }

    .hero-subtitle {
      font-size: clamp(1rem, 1.8vw, 1.15rem);
      color: var(--text-body);
      max-width: 820px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 36px;
    }

    .hero-stat-card {
      background: #ffffff;
      padding: 20px 16px;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
    }

    .hero-stat-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }

    .hero-stat-number {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
      line-height: 1.2;
    }

    .hero-stat-label {
      font-size: 0.88rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .hero-models-ticker {
      margin-top: 36px;
      background: #ffffff;
      padding: 14px 20px;
      border-radius: var(--radius-pill);
      border: 1px solid #e2e8f0;
      display: flex;
      align-items: center;
      gap: 12px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .ticker-label {
      font-size: 0.82rem;
      font-weight: 700;
      color: #0369a1;
      background: #e0f2fe;
      padding: 4px 10px;
      border-radius: var(--radius-pill);
      white-space: nowrap;
      flex-shrink: 0;
    }

    .ticker-content {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      white-space: nowrap;
      font-size: 0.82rem;
      color: var(--text-body);
      scrollbar-width: none;
    }
    .ticker-content::-webkit-scrollbar { display: none; }

    .model-chip {
      background: #f1f5f9;
      padding: 3px 9px;
      border-radius: var(--radius-sm);
      font-weight: 500;
      border: 1px solid #e2e8f0;
    }

    /* 通用章节规范 */
    .section-wrap {
      padding: 72px 0;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }

    .section-wrap.alt-bg {
      background-color: var(--bg-alt);
    }

    .section-header {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 48px;
    }

    .section-badge {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--primary);
      text-transform: uppercase;
      letter-spacing: 0.05em;
      padding: 4px 12px;
      background: var(--primary-light);
      border-radius: var(--radius-pill);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: clamp(1.65rem, 2.8vw, 2.15rem);
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .section-desc {
      font-size: 0.98rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 平台介绍 & 关于我们 */
    .intro-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .intro-card {
      background: var(--bg-surface);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

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

    .intro-card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      margin-bottom: 20px;
    }

    .intro-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .intro-card p {
      font-size: 0.92rem;
      color: var(--text-body);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* AIGC 服务矩阵 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .service-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-color);
      transition: var(--transition);
    }

    .service-item:hover {
      border-color: #93c5fd;
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .service-item-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
    }

    .service-tag {
      font-size: 0.75rem;
      font-weight: 600;
      padding: 2px 8px;
      border-radius: 4px;
      background: #eff6ff;
      color: var(--primary);
    }

    .service-item h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .service-item p {
      font-size: 0.88rem;
      color: var(--text-body);
      line-height: 1.55;
    }

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

    .step-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px 20px;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .step-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 0.95rem;
      margin-bottom: 16px;
    }

    .step-card h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* 行业方案图文 */
    .industry-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .industry-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .industry-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .industry-media-box {
      width: 100%;
      overflow: hidden;
      background: #f1f5f9;
    }

    .industry-media-box img {
      width: 100%;
      height: 240px;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .industry-card:hover .industry-media-box img {
      transform: scale(1.03);
    }

    .industry-content {
      padding: 24px;
      flex-grow: 1;
    }

    .industry-content h3 {
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .industry-content p {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .industry-features {
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .industry-features li {
      font-size: 0.8rem;
      color: #0369a1;
      background: #e0f2fe;
      padding: 4px 10px;
      border-radius: var(--radius-pill);
      font-weight: 500;
    }

    /* 对比评测板块 */
    .benchmark-hero-card {
      background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
      border: 1px solid #bfdbfe;
      border-radius: var(--radius-lg);
      padding: 32px;
      margin-bottom: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }

    .benchmark-score-box {
      display: flex;
      align-items: baseline;
      gap: 12px;
    }

    .score-number {
      font-size: 3.5rem;
      font-weight: 900;
      color: #2563eb;
      line-height: 1;
    }

    .score-max {
      font-size: 1.2rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    .stars-indicator {
      color: #eab308;
      font-size: 1.4rem;
      letter-spacing: 2px;
    }

    .benchmark-table-wrapper {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }

    .benchmark-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      min-width: 680px;
    }

    .benchmark-table th,
    .benchmark-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e2e8f0;
      font-size: 0.92rem;
    }

    .benchmark-table th {
      background: #f8fafc;
      color: var(--text-main);
      font-weight: 700;
    }

    .benchmark-table tr:hover td {
      background: #f8fafc;
    }

    .benchmark-highlight-col {
      background: #f0f9ff;
      font-weight: 600;
      color: #0369a1;
    }

    /* 案例中心 */
    .cases-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }

    .case-banner-card {
      grid-column: 1 / -1;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1.2fr 1fr;
    }

    .case-banner-img {
      width: 100%;
      height: 100%;
      min-height: 280px;
      object-fit: cover;
    }

    .case-banner-text {
      padding: 36px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .case-sub-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .case-sub-img {
      width: 100%;
      height: 220px;
      object-fit: cover;
    }

    .case-sub-content {
      padding: 24px;
      flex-grow: 1;
    }

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

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

    .review-stars {
      color: #f59e0b;
      margin-bottom: 12px;
      font-size: 0.9rem;
    }

    .review-text {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #e2e8f0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }

    .author-name {
      font-weight: 700;
      color: var(--text-main);
      font-size: 0.92rem;
    }

    .author-role {
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    /* Token 比价 */
    .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-md);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
    }

    .token-card.featured {
      border-color: #60a5fa;
      box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
      background: #fbfdff;
    }

    .token-model-name {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .token-rate {
      font-size: 1.6rem;
      font-weight: 800;
      color: #2563eb;
      margin: 12px 0 4px;
    }

    .token-unit {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .token-compare-tip {
      font-size: 0.8rem;
      color: #15803d;
      background: #dcfce7;
      padding: 4px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

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

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

    .faq-question {
      width: 100%;
      padding: 18px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-question:hover {
      color: var(--primary);
    }

    .faq-icon {
      font-size: 1.25rem;
      transition: transform 0.28s ease;
      color: var(--text-muted);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
      padding: 0 24px;
    }

    .faq-answer-inner {
      padding-bottom: 20px;
      font-size: 0.92rem;
      color: var(--text-body);
      line-height: 1.65;
      border-top: 1px solid #f1f5f9;
      padding-top: 12px;
    }

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

    .faq-item.active .faq-answer {
      max-height: 300px;
    }

    /* 文章列表 & AI百科 */
    .articles-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      margin-bottom: 28px;
    }

    .articles-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
      list-style: none;
    }

    .articles-links-list li a {
      display: inline-block;
      padding: 6px 14px;
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-pill);
      font-size: 0.85rem;
      color: var(--text-body);
    }

    .articles-links-list li a:hover {
      color: var(--primary);
      border-color: #93c5fd;
      background: #ffffff;
    }

    /* 表单与联系我们 */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 36px;
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }

    .contact-info-col h3 {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .contact-list {
      list-style: none;
      margin: 24px 0;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .contact-list li {
      font-size: 0.92rem;
      color: var(--text-body);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .qr-wrapper {
      margin-top: 24px;
      display: inline-block;
      padding: 12px;
      background: #f8fafc;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
      text-align: center;
    }

    .qr-wrapper img {
      width: 140px;
      height: 140px;
      object-fit: cover;
      margin: 0 auto 8px;
      border-radius: 4px;
    }

    .qr-tip {
      font-size: 0.8rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .contact-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

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

    .form-group label {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 11px 14px;
      font-size: 0.92rem;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
      background-color: #ffffff;
      color: var(--text-main);
    }

    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 100px;
    }

    /* 友情链接与页脚 */
    .friendly-links-section {
      padding: 32px 0;
      background: #f1f5f9;
      border-bottom: 1px solid var(--border-color);
    }

    .friendly-links-wrap {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friendly-links-title {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-main);
      white-space: nowrap;
    }

    .friendly-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .friendly-links-list a {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .friendly-links-list a:hover {
      color: var(--primary);
    }

    .site-footer {
      background: #ffffff;
      padding: 40px 0 28px;
      border-top: 1px solid var(--border-color);
    }

    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-bottom: 24px;
      padding-bottom: 24px;
      border-bottom: 1px solid #f1f5f9;
    }

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

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.84rem;
      color: var(--text-muted);
    }

    /* 浮动组件 */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 99;
    }

    .dock-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-main);
      cursor: pointer;
      transition: var(--transition);
      font-size: 1.1rem;
    }

    .dock-btn:hover {
      background: var(--primary);
      color: #ffffff;
      transform: scale(1.05);
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid,
      .services-grid,
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-timeline,
      .token-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .case-banner-card {
        grid-template-columns: 1fr;
      }
      .contact-layout {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
        width: 100%;
      }
      .nav-toggle {
        display: block;
      }
      .intro-grid,
      .services-grid,
      .industry-grid,
      .steps-timeline,
      .token-grid,
      .reviews-grid,
      .cases-wrap {
        grid-template-columns: 1fr;
      }
      .hero-metrics-grid {
        grid-template-columns: 1fr;
      }
      .benchmark-hero-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .footer-top,
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }