:root {
      --candy-pink: #FF6B8B;
      --candy-purple: #7C5CFC;
      --candy-blue: #38B6FF;
      --candy-mint: #00D2B4;
      --candy-yellow: #FFAF38;
      --candy-bg: #F8F9FE;
      --candy-card-bg: #FFFFFF;
      --candy-card-sub: #F0F3FA;
      --text-main: #1C2331;
      --text-sub: #4A5568;
      --text-muted: #718096;
      --border-soft: #E9ECEF;
      --shadow-sm: 0 4px 14px rgba(124, 92, 252, 0.08);
      --shadow-md: 0 10px 30px rgba(124, 92, 252, 0.12);
      --shadow-hover: 0 18px 40px rgba(124, 92, 252, 0.18);
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 8px;
    }

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

    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(--candy-bg);
      background-image: 
        radial-gradient(at 0% 0%, rgba(255, 107, 139, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(124, 92, 252, 0.08) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(0, 210, 180, 0.08) 0px, transparent 50%);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      width: 100%;
    }

    /* 顶部导航 */
    .header-nav {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-soft);
      box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    }

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

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

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

    .brand-title-badge {
      font-weight: 800;
      font-size: 1.25rem;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

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

    .nav-links li a {
      padding: 8px 14px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-sub);
      border-radius: var(--radius-sm);
      display: inline-block;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--candy-purple);
      background: rgba(124, 92, 252, 0.08);
    }

    .nav-action-btns {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn-candy {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: 50px;
      font-size: 0.95rem;
      font-weight: 700;
      cursor: pointer;
      border: none;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .btn-candy-primary {
      background: linear-gradient(135deg, var(--candy-pink) 0%, var(--candy-purple) 100%);
      color: #FFFFFF;
    }

    .btn-candy-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(255, 107, 139, 0.35);
      color: #FFFFFF;
    }

    .btn-candy-secondary {
      background: #FFFFFF;
      color: var(--candy-purple);
      border: 1.5px solid var(--candy-purple);
    }

    .btn-candy-secondary:hover {
      background: rgba(124, 92, 252, 0.06);
      transform: translateY(-2px);
    }

    .btn-candy-mint {
      background: linear-gradient(135deg, var(--candy-mint) 0%, #009882 100%);
      color: #FFFFFF;
    }

    .btn-candy-mint:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0, 210, 180, 0.3);
      color: #FFFFFF;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      color: var(--text-main);
      cursor: pointer;
    }

    /* 区域通用标题 */
    .section-padding {
      padding: 70px 0;
    }

    .section-header {
      text-align: center;
      margin-bottom: 45px;
    }

    .section-pill {
      display: inline-block;
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--candy-purple);
      background: rgba(124, 92, 252, 0.1);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-sub);
      max-width: 720px;
      margin: 0 auto;
    }

    /* 首屏 Hero */
    .hero-section {
      padding: 70px 0 60px;
      position: relative;
    }

    .hero-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }

    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      border-radius: 50px;
      background: rgba(255, 107, 139, 0.12);
      color: var(--candy-pink);
      font-weight: 700;
      font-size: 0.9rem;
      margin-bottom: 20px;
    }

    .hero-title {
      font-size: 2.7rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 22px;
      max-width: 880px;
    }

    .hero-highlight {
      background: linear-gradient(135deg, var(--candy-pink) 0%, var(--candy-purple) 60%, var(--candy-blue) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-description {
      font-size: 1.15rem;
      color: var(--text-sub);
      max-width: 780px;
      line-height: 1.7;
      margin-bottom: 34px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
      margin-bottom: 45px;
    }

    .hero-actions .btn-candy {
      padding: 14px 34px;
      font-size: 1.05rem;
    }

    /* 几何数据展示卡片 (首屏无图) */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      width: 100%;
      margin-top: 10px;
    }

    .metric-card {
      background: var(--candy-card-bg);
      border: 1px solid rgba(124, 92, 252, 0.15);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--candy-pink), var(--candy-purple));
    }

    .metric-card:nth-child(2)::before {
      background: linear-gradient(90deg, var(--candy-purple), var(--candy-blue));
    }
    .metric-card:nth-child(3)::before {
      background: linear-gradient(90deg, var(--candy-blue), var(--candy-mint));
    }
    .metric-card:nth-child(4)::before {
      background: linear-gradient(90deg, var(--candy-yellow), var(--candy-pink));
    }

    .metric-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .metric-num {
      font-size: 2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .metric-num span {
      color: var(--candy-purple);
    }

    .metric-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 600;
    }

    /* 模型支持跑马灯胶囊 */
    .supported-models-bar {
      margin-top: 30px;
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: 50px;
      padding: 12px 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      gap: 10px;
      box-shadow: var(--shadow-sm);
    }

    .model-chip {
      font-size: 0.85rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
      background: var(--candy-card-sub);
      color: var(--text-sub);
      border: 1px solid rgba(0,0,0,0.04);
    }

    /* 平台介绍 */
    .about-box {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 1.7rem;
      font-weight: 800;
      margin-bottom: 16px;
      color: var(--text-main);
    }

    .about-content p {
      color: var(--text-sub);
      margin-bottom: 20px;
      font-size: 1rem;
    }

    .about-feature-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .about-feature-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .about-feature-item::before {
      content: "✓";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--candy-mint);
      color: #FFF;
      font-size: 0.75rem;
      font-weight: 900;
    }

    .about-media-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 2px solid #FFFFFF;
      box-shadow: var(--shadow-sm);
    }

    .about-media-box img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: var(--radius-md);
    }

    /* 服务能力卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(124, 92, 252, 0.3);
    }

    .service-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, rgba(255, 107, 139, 0.15), rgba(124, 92, 252, 0.15));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 20px;
      color: var(--candy-purple);
      font-weight: 800;
    }

    .service-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .service-desc {
      font-size: 0.95rem;
      color: var(--text-sub);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }

    .service-tag {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 20px;
      background: rgba(124, 92, 252, 0.08);
      color: var(--candy-purple);
    }

    /* 一站式制作场景矩阵 */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .scenario-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 20px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
    }

    .scenario-card:hover {
      border-color: var(--candy-blue);
      transform: translateY(-4px);
    }

    .scenario-card h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .scenario-card p {
      font-size: 0.88rem;
      color: var(--text-sub);
      line-height: 1.5;
    }

    /* 流程步骤 */
    .steps-container {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 26px 20px;
      text-align: center;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .step-badge {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--candy-purple), var(--candy-pink));
      color: #FFFFFF;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 1.1rem;
      margin-bottom: 16px;
      box-shadow: 0 4px 10px rgba(124, 92, 252, 0.3);
    }

    .step-card h4 {
      font-size: 1.15rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 0.9rem;
      color: var(--text-sub);
    }

    /* 案例展示区 */
    .case-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 24px;
      align-items: center;
    }

    .case-card-main {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-md);
    }

    .case-card-main .case-img-wrap {
      width: 100%;
      background: #F1F3F9;
      aspect-ratio: 16 / 9;
      overflow: hidden;
    }

    .case-card-main .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .case-info {
      padding: 24px;
    }

    .case-info h4 {
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .case-side-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .case-side-item {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      display: flex;
      align-items: center;
    }

    .case-side-thumb {
      width: 140px;
      height: 110px;
      flex-shrink: 0;
      background: #EAEFF8;
    }

    .case-side-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .case-side-text {
      padding: 14px 18px;
    }

    .case-side-text h5 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .case-side-text p {
      font-size: 0.85rem;
      color: var(--text-sub);
    }

    /* 对比评测卡片与表格 */
    .eval-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: 36px;
      box-shadow: var(--shadow-md);
      margin-bottom: 30px;
    }

    .eval-score-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 24px;
      margin-bottom: 24px;
      border-bottom: 1px solid var(--border-soft);
    }

    .eval-title-area h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 4px;
    }

    .eval-badge-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .rating-star-box {
      background: rgba(255, 175, 56, 0.12);
      border: 1px solid rgba(255, 175, 56, 0.3);
      padding: 8px 18px;
      border-radius: 50px;
      color: #D97706;
      font-weight: 800;
      font-size: 1rem;
    }

    .rating-score-box {
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #FFFFFF;
      padding: 8px 20px;
      border-radius: 50px;
      font-weight: 900;
      font-size: 1.1rem;
    }

    .table-responsive {
      width: 100%;
      overflow-x: auto;
    }

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

    .compare-table th, 
    .compare-table td {
      padding: 16px 18px;
      border-bottom: 1px solid var(--border-soft);
      font-size: 0.95rem;
    }

    .compare-table th {
      background: var(--candy-card-sub);
      color: var(--text-main);
      font-weight: 800;
    }

    .compare-table tr:hover td {
      background: rgba(124, 92, 252, 0.02);
    }

    .highlight-col {
      background: rgba(124, 92, 252, 0.04);
      font-weight: 700;
      color: var(--candy-purple);
    }

    /* Token 比价 */
    .token-pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .price-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      text-align: center;
      position: relative;
      transition: all 0.3s ease;
    }

    .price-card.featured {
      border: 2px solid var(--candy-purple);
      box-shadow: var(--shadow-hover);
      transform: scale(1.02);
    }

    .price-card-label {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: linear-gradient(90deg, var(--candy-pink), var(--candy-purple));
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 4px 14px;
      border-radius: 20px;
    }

    .price-title {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .price-num {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--candy-purple);
      margin: 16px 0;
    }

    .price-num small {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .price-features {
      list-style: none;
      margin: 20px 0 28px;
      text-align: left;
      font-size: 0.92rem;
      color: var(--text-sub);
    }

    .price-features li {
      padding: 6px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .price-features li::before {
      content: "•";
      color: var(--candy-mint);
      font-size: 1.4rem;
      line-height: 1;
    }

    /* 用户评论 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 28px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testimonial-quote {
      font-size: 0.95rem;
      color: var(--text-sub);
      line-height: 1.65;
      margin-bottom: 20px;
      position: relative;
    }

    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .user-avatar-badge {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--candy-blue), var(--candy-purple));
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
    }

    .user-meta h5 {
      font-size: 1rem;
      font-weight: 800;
      color: var(--text-main);
    }

    .user-meta span {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* FAQ 折叠面板 */
    .faq-container {
      max-width: 920px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color 0.25s ease;
    }

    .faq-item.active {
      border-color: var(--candy-purple);
    }

    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
    }

    .faq-icon {
      font-size: 1.3rem;
      font-weight: 400;
      color: var(--candy-purple);
      transition: transform 0.3s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: var(--candy-bg);
      color: var(--text-sub);
      font-size: 0.95rem;
      line-height: 1.65;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 16px 24px 20px;
      border-top: 1px solid var(--border-soft);
    }

    /* 需求匹配与联系我们表单 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-md);
    }

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

    .form-group label {
      display: block;
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      border: 1.5px solid var(--border-soft);
      background: #FDFDFE;
      font-size: 0.95rem;
      color: var(--text-main);
      outline: none;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--candy-purple);
      box-shadow: 0 0 0 3px rgba(124, 92, 252, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    .contact-info-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-top: 20px;
    }

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
      color: var(--text-sub);
    }

    .contact-info-item strong {
      color: var(--text-main);
    }

    .contact-qr-box {
      margin-top: 24px;
      padding: 18px;
      background: var(--candy-card-sub);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      gap: 16px;
      border: 1px solid var(--border-soft);
    }

    .contact-qr-box img {
      width: 90px;
      height: 90px;
      border-radius: var(--radius-sm);
      background: #FFF;
      object-fit: contain;
    }

    /* 资讯与友情链接 */
    .article-links-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 12px;
      margin-top: 15px;
    }

    .article-pill-link {
      background: #FFFFFF;
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-soft);
      font-size: 0.88rem;
      color: var(--candy-purple);
      font-weight: 600;
      text-align: center;
      transition: all 0.2s ease;
      display: block;
    }

    .article-pill-link:hover {
      background: var(--candy-purple);
      color: #FFFFFF;
    }

    /* 页脚 */
    .site-footer {
      background: #FFFFFF;
      border-top: 1px solid var(--border-soft);
      padding: 50px 0 25px;
      margin-top: 60px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 30px;
      padding-bottom: 35px;
      border-bottom: 1px solid var(--border-soft);
    }

    .footer-col h4 {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 14px;
      color: var(--text-main);
    }

    .footer-col p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

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

    .footer-links-list li a {
      font-size: 0.9rem;
      color: var(--text-sub);
    }

    .footer-links-list li a:hover {
      color: var(--candy-purple);
    }

    .friend-links-area {
      padding: 20px 0;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    .friend-links-area a {
      color: var(--text-sub);
      font-weight: 500;
      padding: 4px 8px;
      border-radius: 4px;
      background: var(--candy-card-sub);
    }

    .friend-links-area a:hover {
      color: var(--candy-purple);
    }

    .footer-bottom {
      text-align: center;
      padding-top: 20px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 悬浮客服与返回顶部 */
    .float-dock {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .dock-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      color: var(--text-main);
      cursor: pointer;
      transition: all 0.25s ease;
    }

    .dock-btn:hover {
      transform: scale(1.1);
      background: var(--candy-purple);
      color: #FFFFFF;
    }

    /* 响应式样式 */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 2.1rem;
      }
      .services-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-container {
        grid-template-columns: repeat(2, 1fr);
      }
      .about-box {
        grid-template-columns: 1fr;
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .token-pricing-grid {
        grid-template-columns: 1fr;
      }
      .testimonial-grid {
        grid-template-columns: 1fr;
      }
      .case-grid {
        grid-template-columns: 1fr;
      }
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 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-soft);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 10px 0;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .services-grid {
        grid-template-columns: 1fr;
      }
      .scenario-grid {
        grid-template-columns: 1fr;
      }
      .steps-container {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 1.8rem;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .hero-actions .btn-candy {
        width: 100%;
      }
    }