:root {
      --candy-pink: #FF5E7E;
      --candy-orange: #FF9966;
      --candy-purple: #845EC2;
      --candy-cyan: #00C9A7;
      --candy-blue: #2C73D2;
      --candy-yellow: #FFD166;
      --bg-candy-glow: radial-gradient(circle at 10% 20%, rgba(255, 94, 126, 0.08) 0%, transparent 40%),
                       radial-gradient(circle at 90% 80%, rgba(132, 94, 194, 0.08) 0%, transparent 40%),
                       radial-gradient(circle at 50% 50%, rgba(0, 201, 167, 0.05) 0%, transparent 60%);
      --bg-page: #FAF9FE;
      --bg-card: #FFFFFF;
      --text-main: #1D2330;
      --text-muted: #53627A;
      --text-light: #7E8C9F;
      --border-soft: rgba(226, 232, 245, 0.85);
      --border-candy: rgba(132, 94, 194, 0.2);
      --shadow-sm: 0 4px 12px rgba(35, 47, 85, 0.04);
      --shadow-md: 0 10px 28px rgba(35, 47, 85, 0.06);
      --shadow-hover: 0 16px 36px rgba(132, 94, 194, 0.12);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --radius-full: 9999px;
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 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, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-page);
      background-image: var(--bg-candy-glow);
      background-attachment: fixed;
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    ul, ol {
      list-style: none;
    }

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

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

    .text-center {
      text-align: center;
    }

    .badge-tag {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
      background: linear-gradient(135deg, rgba(255, 94, 126, 0.12) 0%, rgba(132, 94, 194, 0.12) 100%);
      color: var(--candy-purple);
      border: 1px solid var(--border-candy);
      margin-bottom: 12px;
    }

    .section-title-wrap {
      margin-bottom: 45px;
    }

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

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-full);
      cursor: pointer;
      border: 2px solid transparent;
      transition: var(--transition);
      text-align: center;
    }

    .btn-candy {
      background: linear-gradient(135deg, var(--candy-pink) 0%, var(--candy-purple) 100%);
      color: #FFFFFF;
      box-shadow: 0 8px 20px rgba(255, 94, 126, 0.35);
    }

    .btn-candy:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(132, 94, 194, 0.45);
      color: #FFFFFF;
    }

    .btn-candy-alt {
      background: linear-gradient(135deg, var(--candy-cyan) 0%, var(--candy-blue) 100%);
      color: #FFFFFF;
      box-shadow: 0 8px 20px rgba(0, 201, 167, 0.3);
    }

    .btn-candy-alt:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(44, 115, 210, 0.4);
      color: #FFFFFF;
    }

    .btn-outline {
      background: #FFFFFF;
      color: var(--text-main);
      border: 2px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
    }

    .btn-outline:hover {
      border-color: var(--candy-purple);
      color: var(--candy-purple);
      transform: translateY(-2px);
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 0.9rem;
    }

    .btn-lg {
      padding: 16px 36px;
      font-size: 1.15rem;
    }

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

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }

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

    .brand-logo-img {
      max-height: 42px;
      width: auto;
    }

    .brand-name {
      font-size: 1.35rem;
      font-weight: 800;
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      white-space: nowrap;
    }

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

    .nav-links li a {
      display: inline-block;
      padding: 10px 14px;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-main);
      position: relative;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--candy-purple);
    }

    .nav-links li a::after {
      content: "";
      position: absolute;
      bottom: 2px;
      left: 14px;
      right: 14px;
      height: 2px;
      background: linear-gradient(90deg, var(--candy-pink), var(--candy-purple));
      transform: scaleX(0);
      transition: transform 0.25s ease;
      border-radius: 2px;
    }

    .nav-links li a:hover::after {
      transform: scaleX(1);
    }

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

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
      padding: 6px;
    }

    /* Hero 首屏 - 无任何图片设计 */
    .hero-section {
      padding: 70px 0 60px;
      position: relative;
    }

    .hero-content {
      max-width: 900px;
      margin: 0 auto;
      text-align: center;
    }

    .hero-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: var(--radius-full);
      background: #FFFFFF;
      box-shadow: 0 4px 16px rgba(132, 94, 194, 0.12);
      border: 1px solid var(--border-soft);
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--candy-pink);
      margin-bottom: 24px;
      animation: floatBadge 3s ease-in-out infinite alternate;
    }

    @keyframes floatBadge {
      0% { transform: translateY(0); }
      100% { transform: translateY(-5px); }
    }

    .hero-title {
      font-size: 3rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-desc {
      font-size: 1.25rem;
      color: var(--text-muted);
      margin-bottom: 35px;
      line-height: 1.7;
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
    }

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

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 20px;
    }

    .stat-card {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      padding: 24px 16px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      text-align: center;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

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

    .stat-card:nth-child(2)::before {
      background: linear-gradient(90deg, var(--candy-purple), var(--candy-pink));
    }

    .stat-card:nth-child(3)::before {
      background: linear-gradient(90deg, var(--candy-cyan), var(--candy-blue));
    }

    .stat-card:nth-child(4)::before {
      background: linear-gradient(90deg, var(--candy-yellow), var(--candy-orange));
    }

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

    .stat-number {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .stat-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台核心架构与关于我们 */
    .section-padding {
      padding: 65px 0;
    }

    .about-box {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: 40px;
      box-shadow: var(--shadow-md);
      margin-bottom: 30px;
    }

    .about-lead {
      font-size: 1.15rem;
      line-height: 1.8;
      color: var(--text-main);
      margin-bottom: 25px;
    }

    .about-features {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .about-feature-item {
      padding: 20px;
      background: #FAF9FE;
      border-radius: var(--radius-md);
      border-left: 4px solid var(--candy-purple);
    }

    .about-feature-item h3 {
      font-size: 1.1rem;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .about-feature-item p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 模型矩阵胶囊云 */
    .model-tags-wrapper {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-lg);
      padding: 35px;
      box-shadow: var(--shadow-sm);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 15px;
    }

    .tag-item {
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      font-weight: 600;
      background: #F4F6FC;
      color: var(--text-main);
      border: 1px solid var(--border-soft);
      transition: var(--transition);
    }

    .tag-item:hover {
      background: #FFFFFF;
      border-color: var(--candy-pink);
      color: var(--candy-pink);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(255, 94, 126, 0.2);
    }

    /* 场景卡片矩阵 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .service-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-soft);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-candy);
    }

    .service-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
      color: #FFFFFF;
    }

    .service-card h3 {
      font-size: 1.2rem;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .service-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      flex-grow: 1;
    }

    .service-card .service-meta {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px dashed var(--border-soft);
      font-size: 0.85rem;
      color: var(--candy-purple);
      font-weight: 600;
    }

    /* 一站式制作专区 */
    .prod-suite-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .prod-card {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .prod-card h3 {
      font-size: 1.3rem;
      margin-bottom: 12px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .prod-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 行业方案图文展示 */
    .solution-banner-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-top: 30px;
    }

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

    .solution-img-box img {
      width: 100%;
      height: 260px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .solution-img-box:hover img {
      transform: scale(1.03);
    }

    .solution-info {
      padding: 24px;
    }

    .solution-info h3 {
      font-size: 1.25rem;
      margin-bottom: 10px;
    }

    .solution-info p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 标准制作流程 5步 */
    .step-timeline {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
      margin-top: 20px;
    }

    .step-item {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-md);
      padding: 24px 16px;
      text-align: center;
      position: relative;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .step-item:hover {
      border-color: var(--candy-pink);
      transform: translateY(-4px);
    }

    .step-number {
      width: 40px;
      height: 40px;
      border-radius: var(--radius-full);
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-orange));
      color: #FFFFFF;
      font-weight: 800;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      box-shadow: 0 4px 10px rgba(255, 94, 126, 0.3);
    }

    .step-item:nth-child(2) .step-number {
      background: linear-gradient(135deg, var(--candy-orange), var(--candy-yellow));
    }
    .step-item:nth-child(3) .step-number {
      background: linear-gradient(135deg, var(--candy-purple), var(--candy-pink));
    }
    .step-item:nth-child(4) .step-number {
      background: linear-gradient(135deg, var(--candy-cyan), var(--candy-blue));
    }
    .step-item:nth-child(5) .step-number {
      background: linear-gradient(135deg, var(--candy-blue), var(--candy-purple));
    }

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

    .step-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 案例中心展示 */
    .cases-gallery {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 25px;
    }

    .case-banner-item {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .case-banner-item:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .case-banner-item img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }

    .case-banner-desc {
      padding: 16px;
    }

    .case-banner-desc h3 {
      font-size: 1rem;
      margin-bottom: 6px;
    }

    .case-banner-desc p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 深度评测对比区 */
    .rating-banner {
      background: linear-gradient(135deg, #FFFFFF 0%, #F5F3FF 100%);
      border: 2px solid var(--border-candy);
      border-radius: var(--radius-lg);
      padding: 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--shadow-md);
      margin-bottom: 30px;
    }

    .rating-left h3 {
      font-size: 1.5rem;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .rating-left p {
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .rating-score-box {
      display: flex;
      align-items: center;
      gap: 16px;
      background: #FFFFFF;
      padding: 16px 28px;
      border-radius: var(--radius-full);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-soft);
    }

    .rating-stars {
      color: #FFB800;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }

    .rating-number {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--candy-purple);
      line-height: 1;
    }

    .rating-max {
      font-size: 0.9rem;
      color: var(--text-light);
      margin-left: -8px;
    }

    .table-container {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      overflow-x: auto;
      box-shadow: var(--shadow-md);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.95rem;
    }

    .compare-table th, 
    .compare-table td {
      padding: 18px 22px;
      border-bottom: 1px solid var(--border-soft);
    }

    .compare-table th {
      background: #F8FAFD;
      font-weight: 700;
      color: var(--text-main);
    }

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

    .compare-table tr:hover td {
      background: #FAF9FE;
    }

    .col-highlight {
      background: rgba(132, 94, 194, 0.04);
      font-weight: 700;
      color: var(--candy-purple);
    }

    .badge-check {
      color: #00C9A7;
      font-weight: 800;
      font-size: 1.1rem;
    }

    .badge-cross {
      color: #FF5E7E;
      font-weight: 700;
    }

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

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

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

    .token-price-card.featured::after {
      content: "超值推荐";
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #FFFFFF;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 4px 16px;
      border-radius: var(--radius-full);
    }

    .token-price-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .token-price-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .token-price-tag {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--candy-pink);
      margin-bottom: 16px;
    }

    .token-price-tag span {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 400;
    }

    .token-list {
      text-align: left;
      margin: 20px 0;
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    .token-list li {
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-soft);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 需求匹配与招商加盟 */
    .agency-box {
      background: linear-gradient(135deg, #FFFFFF 0%, #FFF5F7 100%);
      border: 1px solid rgba(255, 94, 126, 0.25);
      border-radius: var(--radius-lg);
      padding: 45px;
      box-shadow: var(--shadow-md);
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .agency-text h3 {
      font-size: 1.8rem;
      margin-bottom: 14px;
      color: var(--text-main);
    }

    .agency-text p {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .agency-highlights {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 24px;
    }

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

    .agency-point-dot {
      width: 10px;
      height: 10px;
      border-radius: var(--radius-full);
      background: var(--candy-pink);
    }

    .agency-action-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 30px;
      border: 1px solid var(--border-soft);
      box-shadow: var(--shadow-sm);
      text-align: center;
    }

    .agency-action-card h4 {
      font-size: 1.2rem;
      margin-bottom: 10px;
    }

    .agency-action-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }

    /* 客户评价网格 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-soft);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-candy);
    }

    .review-stars {
      color: #FFB800;
      margin-bottom: 12px;
      font-size: 0.9rem;
    }

    .review-content {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-soft);
      padding-top: 14px;
    }

    .author-avatar-text {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-full);
      background: linear-gradient(135deg, var(--candy-pink), var(--candy-purple));
      color: #FFFFFF;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.1rem;
    }

    .author-info h4 {
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .author-info p {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* FAQ 手风琴 */
    .faq-wrapper {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .faq-header {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
    }

    .faq-header h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      border-radius: var(--radius-full);
      background: #F4F6FC;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      color: var(--candy-purple);
      transition: transform 0.3s ease;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      background: var(--candy-pink);
      color: #FFFFFF;
    }

    .faq-body {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #FCFCFE;
    }

    .faq-item.active .faq-body {
      max-height: 350px;
      padding: 0 24px 20px 24px;
      border-top: 1px solid rgba(226, 232, 245, 0.5);
    }

    .faq-body p {
      font-size: 0.95rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 行业资讯与文章专区 */
    .news-wrapper {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: 35px;
      box-shadow: var(--shadow-sm);
    }

    .news-shortcode-box {
      background: #F8FAFD;
      border-radius: var(--radius-md);
      padding: 18px 24px;
      margin-bottom: 24px;
      border-left: 4px solid var(--candy-cyan);
      font-size: 0.95rem;
      color: var(--text-main);
    }

    .news-links-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }

    .news-link-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 20px;
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
      transition: var(--transition);
    }

    .news-link-card:hover {
      border-color: var(--candy-purple);
      color: var(--candy-purple);
      transform: translateX(4px);
    }

    /* 联系我们与表单接入 */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-soft);
      padding: 45px;
      box-shadow: var(--shadow-md);
    }

    .contact-info-col h3 {
      font-size: 1.8rem;
      margin-bottom: 12px;
      color: var(--text-main);
    }

    .contact-info-col p {
      font-size: 0.98rem;
      color: var(--text-muted);
      margin-bottom: 28px;
      line-height: 1.6;
    }

    .contact-meta-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 30px;
    }

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

    .contact-meta-icon {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-full);
      background: rgba(132, 94, 194, 0.1);
      color: var(--candy-purple);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.9rem;
    }

    .kefu-qr-box {
      display: flex;
      align-items: center;
      gap: 20px;
      padding: 16px;
      background: #FAF9FE;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-soft);
      max-width: 380px;
    }

    .kefu-qr-img {
      width: 100px;
      height: 100px;
      border-radius: var(--radius-sm);
      object-fit: cover;
      border: 1px solid var(--border-soft);
    }

    .kefu-qr-info h4 {
      font-size: 1rem;
      margin-bottom: 4px;
      color: var(--text-main);
    }

    .kefu-qr-info p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    .contact-form-col {
      background: #FAF9FE;
      border-radius: var(--radius-md);
      padding: 32px;
      border: 1px solid var(--border-soft);
    }

    .contact-form-col h4 {
      font-size: 1.3rem;
      margin-bottom: 20px;
      color: var(--text-main);
    }

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

    .form-label {
      display: block;
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-soft);
      background: #FFFFFF;
      font-size: 0.95rem;
      color: var(--text-main);
      outline: none;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--candy-purple);
      box-shadow: 0 0 0 3px rgba(132, 94, 194, 0.15);
    }

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

    /* 页脚 */
    .site-footer {
      background: #FFFFFF;
      border-top: 1px solid var(--border-soft);
      padding: 55px 0 30px;
      margin-top: 60px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-brand p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-top: 14px;
      max-width: 320px;
    }

    .footer-col h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

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

    .footer-links li a:hover {
      color: var(--candy-pink);
      padding-left: 4px;
    }

    .friend-links-box {
      border-top: 1px solid var(--border-soft);
      padding: 24px 0;
      margin-bottom: 24px;
    }

    .friend-links-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .friend-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friend-links-list a {
      font-size: 0.88rem;
      color: var(--text-muted);
      background: #F4F6FC;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      border: 1px solid var(--border-soft);
    }

    .friend-links-list a:hover {
      color: var(--candy-purple);
      border-color: var(--candy-purple);
      background: #FFFFFF;
    }

    .footer-bottom {
      border-top: 1px solid var(--border-soft);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.88rem;
      color: var(--text-light);
    }

    /* 浮动客服入口 */
    .float-widget {
      position: fixed;
      right: 24px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-full);
      background: #FFFFFF;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
      border: 1px solid var(--border-soft);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--candy-purple);
      font-size: 1.2rem;
      transition: var(--transition);
      position: relative;
    }

    .float-btn:hover {
      background: var(--candy-purple);
      color: #FFFFFF;
      transform: scale(1.08);
    }

    .qr-tooltip {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      padding: 12px;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-md);
      display: none;
      width: 140px;
      text-align: center;
    }

    .qr-tooltip img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-sm);
    }

    .qr-tooltip span {
      display: block;
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-top: 6px;
    }

    .float-btn:hover .qr-tooltip {
      display: block;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.4rem;
      }
      .grid-4, .hero-stats-grid, .cases-gallery {
        grid-template-columns: repeat(2, 1fr);
      }
      .step-timeline {
        grid-template-columns: repeat(3, 1fr);
      }
      .token-pricing-grid, .reviews-grid, .news-links-grid, .grid-3 {
        grid-template-columns: repeat(2, 1fr);
      }
      .agency-box, .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }
      .nav-links {
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border-soft);
        box-shadow: var(--shadow-md);
        display: none;
      }
      .nav-links.active {
        display: flex;
      }
      .nav-links li {
        width: 100%;
      }
      .nav-links li a {
        display: block;
        padding: 12px 0;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-desc {
        font-size: 1.05rem;
      }
      .hero-stats-grid, .grid-3, .grid-4, .prod-suite-grid, 
      .solution-banner-grid, .token-pricing-grid, .reviews-grid, 
      .news-links-grid, .cases-gallery, .about-features, .step-timeline {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
      .rating-banner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
      }
    }