:root {
      --primary-orange: #ff5500;
      --vibrant-orange: #ff6a00;
      --light-orange-bg: #fff8f3;
      --card-border-orange: #ffd8c2;
      --text-dark: #1b1c1e;
      --text-muted: #5c626a;
      --text-light: #8b929c;
      --bg-page: #fdfdfc;
      --bg-alt: #f8f6f2;
      --white: #ffffff;
      --shadow-sm: 0 4px 16px rgba(255, 85, 0, 0.08);
      --shadow-md: 0 10px 30px rgba(255, 85, 0, 0.12);
      --shadow-hover: 0 16px 40px rgba(255, 85, 0, 0.18);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.28s ease;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
      background-color: var(--bg-page);
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      color: var(--text-dark);
      background-color: var(--bg-page);
      line-height: 1.68;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255, 106, 0, 0.15);
      box-shadow: 0 2px 14px rgba(0, 0, 0, 0.03);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }

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

    .brand-logo-box {
      width: 130px;
      height: 42px;
      display: flex;
      align-items: center;
    }

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

    .nav-links li a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-dark);
      padding: 10px 14px;
      display: inline-block;
      position: relative;
    }

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

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

    .btn-header-site {
      background: linear-gradient(135deg, var(--vibrant-orange), var(--primary-orange));
      color: #ffffff !important;
      padding: 9px 20px;
      border-radius: 50px;
      font-size: 0.92rem;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(255, 85, 0, 0.3);
    }

    .btn-header-site:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 85, 0, 0.4);
    }

    .nav-toggle-btn {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
    }

    .nav-toggle-icon {
      width: 24px;
      height: 2px;
      background-color: var(--text-dark);
      position: relative;
      display: block;
      transition: var(--transition);
    }

    .nav-toggle-icon::before,
    .nav-toggle-icon::after {
      content: "";
      position: absolute;
      width: 24px;
      height: 2px;
      background-color: var(--text-dark);
      left: 0;
      transition: var(--transition);
    }

    .nav-toggle-icon::before { top: -7px; }
    .nav-toggle-icon::after { top: 7px; }

    /* 通用章节样式 */
    .section-wrap {
      padding: 84px 0;
      position: relative;
    }

    .bg-warm {
      background-color: var(--bg-alt);
      border-top: 1px solid rgba(255, 106, 0, 0.08);
      border-bottom: 1px solid rgba(255, 106, 0, 0.08);
    }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 52px;
    }

    .section-tag {
      display: inline-block;
      padding: 5px 15px;
      background: rgba(255, 106, 0, 0.1);
      color: var(--primary-orange);
      font-size: 0.85rem;
      font-weight: 700;
      border-radius: 50px;
      margin-bottom: 14px;
      letter-spacing: 0.8px;
    }

    .section-title {
      font-size: 2.15rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 14px;
      line-height: 1.35;
    }

    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 首屏 Hero */
    .hero-section {
      background: linear-gradient(180deg, #fff2e8 0%, #fffbf8 50%, var(--bg-page) 100%);
      padding: 90px 0 76px;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid rgba(255, 106, 0, 0.12);
    }

    .hero-content {
      text-align: center;
      max-width: 980px;
      margin: 0 auto;
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #ffffff;
      padding: 7px 20px;
      border-radius: 50px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--primary-orange);
      box-shadow: 0 4px 18px rgba(255, 106, 0, 0.15);
      margin-bottom: 24px;
      border: 1px solid var(--card-border-orange);
    }

    .hero-title {
      font-size: 2.85rem;
      font-weight: 900;
      line-height: 1.28;
      color: #1a1a1c;
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

    .hero-highlight {
      color: var(--primary-orange);
      position: relative;
      display: inline-block;
    }

    .hero-subtitle {
      font-size: 1.18rem;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px;
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .btn-main-action {
      background: linear-gradient(135deg, #ff7b25 0%, #ff4d00 100%);
      color: #ffffff !important;
      font-size: 1.1rem;
      font-weight: 700;
      padding: 15px 38px;
      border-radius: 50px;
      box-shadow: 0 10px 28px rgba(255, 77, 0, 0.38);
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-main-action:hover {
      transform: translateY(-3px);
      box-shadow: 0 14px 34px rgba(255, 77, 0, 0.48);
    }

    .btn-secondary-action {
      background: #ffffff;
      color: var(--text-dark) !important;
      border: 1px solid var(--card-border-orange);
      font-size: 1.05rem;
      font-weight: 600;
      padding: 14px 32px;
      border-radius: 50px;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary-action:hover {
      border-color: var(--primary-orange);
      color: var(--primary-orange) !important;
      transform: translateY(-2px);
    }

    /* 首屏数据指标卡片 */
    .hero-metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 10px;
    }

    .metric-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      border: 1px solid rgba(255, 106, 0, 0.16);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .metric-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-orange);
    }

    .metric-num {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--primary-orange);
      line-height: 1.2;
      margin-bottom: 6px;
    }

    .metric-label {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 平台支持模型标签流 */
    .models-marquee-wrap {
      margin-top: 48px;
      padding: 22px 24px;
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px dashed var(--card-border-orange);
      text-align: center;
    }

    .models-marquee-title {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-muted);
      margin-bottom: 14px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .model-tags-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 9px;
    }

    .model-tag-pill {
      background: var(--light-orange-bg);
      color: #993800;
      border: 1px solid rgba(255, 106, 0, 0.18);
      padding: 5px 13px;
      border-radius: 30px;
      font-size: 0.82rem;
      font-weight: 600;
      transition: var(--transition);
    }

    .model-tag-pill:hover {
      background: var(--primary-orange);
      color: #ffffff;
      border-color: var(--primary-orange);
    }

    /* 关于我们 & 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .intro-text-box h3 {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 18px;
      line-height: 1.38;
    }

    .intro-text-box p {
      font-size: 1.02rem;
      color: var(--text-muted);
      margin-bottom: 22px;
      text-align: justify;
    }

    .intro-check-list {
      list-style: none;
      margin-bottom: 30px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .intro-check-list li {
      font-size: 0.94rem;
      font-weight: 600;
      color: var(--text-dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .intro-check-list li::before {
      content: "✓";
      color: #ffffff;
      background: var(--primary-orange);
      width: 20px;
      height: 20px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      flex-shrink: 0;
    }

    .intro-media-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 16px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

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

    /* 核心服务与应用场景网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 28px 24px;
      border: 1px solid rgba(255, 106, 0, 0.12);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

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

    .service-icon-wrap {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: linear-gradient(135deg, #fff2e8, #ffe2cc);
      color: var(--primary-orange);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.45rem;
      font-weight: 800;
      margin-bottom: 18px;
    }

    .service-card h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 12px;
    }

    .service-card p {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 18px;
    }

    .service-badge-tag {
      align-self: flex-start;
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--primary-orange);
      background: var(--light-orange-bg);
      padding: 4px 10px;
      border-radius: 6px;
      border: 1px solid rgba(255, 106, 0, 0.16);
    }

    /* 一站式制作全景体验 */
    .creation-showcase-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .creation-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 28px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .creation-box:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
    }

    .creation-box h4 {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .creation-box h4::before {
      content: "";
      width: 5px;
      height: 20px;
      background: var(--primary-orange);
      border-radius: 4px;
      display: inline-block;
    }

    .creation-box p {
      font-size: 0.96rem;
      color: var(--text-muted);
      margin-bottom: 18px;
    }

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

    .creation-features li {
      font-size: 0.9rem;
      color: var(--text-dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .creation-features li span {
      color: var(--primary-orange);
      font-weight: bold;
    }

    /* 行业方案标签卡 */
    .industry-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .industry-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px 20px;
      border: 1px solid rgba(255, 106, 0, 0.12);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: center;
    }

    .industry-card:hover {
      border-color: var(--primary-orange);
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .industry-card h5 {
      font-size: 1.12rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-dark);
    }

    .industry-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 标准制作流程流程线 */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

    .process-step-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 30px 22px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-sm);
      position: relative;
      transition: var(--transition);
    }

    .process-step-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-orange);
    }

    .step-badge {
      width: 44px;
      height: 44px;
      background: linear-gradient(135deg, var(--vibrant-orange), var(--primary-orange));
      color: #ffffff;
      border-radius: 50%;
      font-size: 1.15rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      box-shadow: 0 6px 16px rgba(255, 85, 0, 0.25);
    }

    .process-step-card h5 {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 10px;
    }

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

    /* 案例中心 */
    .cases-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: center;
    }

    .case-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 20px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-md);
    }

    .case-card-img-wrap {
      border-radius: var(--radius-md);
      overflow: hidden;
      margin-bottom: 18px;
    }

    .case-card h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 8px;
    }

    .case-card p {
      font-size: 0.94rem;
      color: var(--text-muted);
    }

    /* 对比评测模块 */
    .review-score-hero {
      background: linear-gradient(135deg, #fff3eb 0%, #ffffff 100%);
      border: 2px solid var(--primary-orange);
      border-radius: var(--radius-lg);
      padding: 34px;
      text-align: center;
      margin-bottom: 40px;
      box-shadow: var(--shadow-md);
    }

    .review-badge-row {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--light-orange-bg);
      border: 1px solid var(--card-border-orange);
      padding: 6px 20px;
      border-radius: 40px;
      margin-bottom: 16px;
    }

    .star-rating {
      color: #ff9900;
      font-size: 1.25rem;
      letter-spacing: 2px;
    }

    .score-big {
      font-size: 3.6rem;
      font-weight: 900;
      color: var(--primary-orange);
      line-height: 1;
      margin-bottom: 10px;
    }

    .score-sub {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text-dark);
    }

    .comparison-table-wrap {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255, 106, 0, 0.16);
      overflow-x: auto;
      box-shadow: var(--shadow-md);
    }

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

    .comparison-table th,
    .comparison-table td {
      padding: 18px 24px;
      border-bottom: 1px solid rgba(255, 106, 0, 0.09);
      font-size: 0.95rem;
    }

    .comparison-table th {
      background: #fff5ee;
      font-weight: 800;
      color: var(--text-dark);
    }

    .comparison-table th.highlight-col,
    .comparison-table td.highlight-col {
      background: rgba(255, 106, 0, 0.05);
      color: var(--primary-orange);
      font-weight: 700;
    }

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

    .pricing-card {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 32px 26px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-sm);
      text-align: center;
      position: relative;
      transition: var(--transition);
    }

    .pricing-card.featured {
      border: 2px solid var(--primary-orange);
      box-shadow: var(--shadow-hover);
      transform: scale(1.03);
    }

    .pricing-flag {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: linear-gradient(135deg, var(--vibrant-orange), var(--primary-orange));
      color: #ffffff;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 3px 14px;
      border-radius: 20px;
    }

    .pricing-card h4 {
      font-size: 1.35rem;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--text-dark);
    }

    .pricing-val {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary-orange);
      margin: 16px 0;
    }

    .pricing-val span {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-muted);
    }

    .pricing-list {
      list-style: none;
      margin: 22px 0;
      text-align: left;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .pricing-list li {
      font-size: 0.92rem;
      color: var(--text-dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .pricing-list li::before {
      content: "•";
      color: var(--primary-orange);
      font-size: 1.4rem;
      line-height: 1;
    }

    /* 需求匹配表单 */
    .form-box-wrapper {
      background: #ffffff;
      border-radius: var(--radius-lg);
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-md);
      padding: 40px;
      max-width: 860px;
      margin: 0 auto;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-bottom: 20px;
    }

    .form-group label {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    .form-control {
      width: 100%;
      padding: 13px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid #dfdfdf;
      font-size: 0.95rem;
      outline: none;
      background-color: #fdfdfd;
      color: var(--text-dark);
      transition: var(--transition);
    }

    .form-control:focus {
      border-color: var(--primary-orange);
      box-shadow: 0 0 0 3px rgba(255, 85, 0, 0.15);
      background-color: #ffffff;
    }

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

    .btn-submit-form {
      background: linear-gradient(135deg, var(--vibrant-orange), var(--primary-orange));
      color: #ffffff;
      border: none;
      padding: 15px 36px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 50px;
      cursor: pointer;
      width: 100%;
      box-shadow: 0 8px 24px rgba(255, 85, 0, 0.32);
      transition: var(--transition);
    }

    .btn-submit-form:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(255, 85, 0, 0.42);
    }

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

    .testimonial-card {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 28px 24px;
      border: 1px solid rgba(255, 106, 0, 0.14);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .testimonial-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-orange);
    }

    .testimonial-text {
      font-size: 0.94rem;
      color: var(--text-dark);
      line-height: 1.68;
      margin-bottom: 20px;
      font-style: italic;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px dashed rgba(255, 106, 0, 0.15);
      padding-top: 16px;
    }

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #ffd1b8, #ff6a00);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
    }

    .author-info h6 {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-dark);
    }

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

    /* FAQ 常见问题折叠 */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255, 106, 0, 0.14);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .faq-question {
      width: 100%;
      text-align: left;
      background: none;
      border: none;
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-dark);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-icon {
      font-size: 1.3rem;
      color: var(--primary-orange);
      transition: var(--transition);
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #fffcf9;
      padding: 0 24px;
    }

    .faq-item.active .faq-answer {
      padding: 0 24px 20px;
      max-height: 300px;
    }

    .faq-answer p {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* AI 百科 & 行业资讯 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .article-item {
      background: #ffffff;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid rgba(255, 106, 0, 0.14);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .article-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary-orange);
    }

    .article-item h5 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 12px;
      line-height: 1.45;
    }

    .article-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 18px;
      line-height: 1.6;
    }

    .article-link-tag {
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--primary-orange);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .article-link-tag:hover {
      color: #d64400;
    }

    /* 加盟代理模块 */
    .partner-banner {
      background: linear-gradient(135deg, #ff6200 0%, #e04400 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 48px 40px;
      text-align: center;
      box-shadow: 0 16px 40px rgba(255, 85, 0, 0.35);
    }

    .partner-banner h3 {
      font-size: 2.2rem;
      font-weight: 900;
      margin-bottom: 16px;
    }

    .partner-banner p {
      font-size: 1.08rem;
      max-width: 760px;
      margin: 0 auto 30px;
      opacity: 0.95;
      line-height: 1.7;
    }

    .btn-partner-white {
      background: #ffffff;
      color: var(--primary-orange) !important;
      font-size: 1.05rem;
      font-weight: 800;
      padding: 14px 38px;
      border-radius: 50px;
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
      display: inline-block;
      transition: var(--transition);
    }

    .btn-partner-white:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
    }

    /* 联系我们与客服二维码 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }

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

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 16px;
      background: #ffffff;
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-sm);
    }

    .contact-icon {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--light-orange-bg);
      color: var(--primary-orange);
      font-size: 1.2rem;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      flex-shrink: 0;
    }

    .contact-detail h6 {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 3px;
    }

    .contact-detail p {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    .qr-card-box {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-md);
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .qr-img-wrapper {
      width: 170px;
      height: 170px;
      border: 1px solid rgba(255, 106, 0, 0.2);
      border-radius: var(--radius-md);
      overflow: hidden;
      margin-bottom: 14px;
      padding: 8px;
      background: #ffffff;
    }

    .qr-card-box p {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-dark);
    }

    /* 友情链接与文章链接条 */
    .links-section {
      background: #fbf9f6;
      border-top: 1px solid rgba(255, 106, 0, 0.1);
      padding: 40px 0;
    }

    .links-box {
      margin-bottom: 24px;
    }

    .links-title {
      font-size: 0.92rem;
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .links-title::before {
      content: "";
      width: 4px;
      height: 14px;
      background: var(--primary-orange);
      display: inline-block;
      border-radius: 2px;
    }

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

    .links-items a {
      font-size: 0.88rem;
      color: var(--text-muted);
      background: #ffffff;
      border: 1px solid #eae5df;
      padding: 6px 14px;
      border-radius: 4px;
      transition: var(--transition);
    }

    .links-items a:hover {
      color: var(--primary-orange);
      border-color: var(--primary-orange);
      background: var(--light-orange-bg);
    }

    /* 页脚 Footer */
    .site-footer {
      background-color: #17181a;
      color: #e2e4e8;
      padding: 48px 0 32px;
      border-top: 4px solid var(--primary-orange);
    }

    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .footer-brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: #ffffff;
    }

    .footer-brand-desc {
      font-size: 0.86rem;
      color: #9da3ad;
    }

    .footer-links-group {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    .footer-links-group a {
      color: #c4c9d2;
      font-size: 0.9rem;
    }

    .footer-links-group a:hover {
      color: var(--vibrant-orange);
    }

    .footer-bottom {
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.84rem;
      color: #838a95;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 悬浮工具栏与返回顶部 */
    .float-widget-bar {
      position: fixed;
      right: 22px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #ffffff;
      color: var(--primary-orange);
      border: 1px solid var(--card-border-orange);
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 1.15rem;
      transition: var(--transition);
    }

    .float-btn:hover {
      background: var(--primary-orange);
      color: #ffffff;
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
    }

    /* 响应式调整 */
    @media (max-width: 1024px) {
      .services-grid,
      .industry-grid,
      .token-pricing-grid,
      .testimonials-grid,
      .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-title {
        font-size: 2.3rem;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
        border-bottom: 2px solid var(--primary-orange);
      }
      .nav-links.mobile-active {
        display: flex;
      }
      .nav-toggle-btn {
        display: block;
      }
      .intro-grid,
      .cases-grid,
      .contact-grid,
      .creation-showcase-grid {
        grid-template-columns: 1fr;
      }
      .services-grid,
      .industry-grid,
      .token-pricing-grid,
      .testimonials-grid,
      .articles-grid,
      .process-timeline,
      .hero-metrics-grid,
      .form-row {
        grid-template-columns: 1fr;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .section-title {
        font-size: 1.7rem;
      }
      .form-box-wrapper {
        padding: 24px 18px;
      }
      .footer-content,
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }