:root {
      --primary-yellow: #FFC700;
      --primary-hover: #E5B300;
      --accent-gold: #FF9900;
      --dark-text: #181A1E;
      --slate-text: #4A515C;
      --muted-text: #737B8B;
      --bg-light: #FAFAFB;
      --bg-white: #FFFFFF;
      --card-border: #EAECEF;
      --yellow-tint: #FFF9E6;
      --yellow-border: #FFE680;
      --container-max: 1200px;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --shadow-sm: 0 2px 8px rgba(24, 26, 30, 0.04);
      --shadow-md: 0 8px 24px rgba(24, 26, 30, 0.06);
      --shadow-lg: 0 16px 36px rgba(255, 199, 0, 0.12);
      --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--dark-text);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

    ul, ol {
      list-style: none;
    }

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

    /* 顶部导航 */
    .header-nav {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
    }

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

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

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

    .brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--dark-text);
      letter-spacing: -0.5px;
    }

    .brand-title span {
      background: var(--primary-yellow);
      padding: 2px 6px;
      border-radius: 4px;
      margin-left: 4px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--slate-text);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      display: block;
      white-space: nowrap;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--dark-text);
      background-color: var(--yellow-tint);
    }

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

    .btn-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--primary-yellow);
      color: var(--dark-text);
      font-weight: 700;
      font-size: 0.95rem;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--accent-gold);
      box-shadow: 0 4px 12px rgba(255, 199, 0, 0.3);
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-main:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(255, 199, 0, 0.4);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #FFFFFF;
      color: var(--dark-text);
      font-weight: 700;
      font-size: 0.95rem;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--card-border);
      cursor: pointer;
      transition: var(--transition);
    }

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

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

    .menu-toggle span {
      display: block;
      width: 22px;
      height: 2px;
      background-color: var(--dark-text);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* Hero 首屏 - 纯色几何风无图 */
    .hero-section {
      background: linear-gradient(180deg, #FFFFFF 0%, #FFFDF0 60%, var(--bg-light) 100%);
      padding: 70px 0 50px;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--card-border);
    }

    .hero-badge-wrap {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      padding: 6px 16px;
      border-radius: 30px;
      font-size: 0.88rem;
      font-weight: 700;
      color: #996A00;
      margin-bottom: 24px;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background: #E5A300;
      border-radius: 50%;
      box-shadow: 0 0 0 4px rgba(255, 199, 0, 0.3);
    }

    .hero-content {
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-title {
      font-size: 2.75rem;
      line-height: 1.25;
      font-weight: 900;
      color: var(--dark-text);
      margin-bottom: 20px;
      letter-spacing: -1px;
    }

    .hero-title mark {
      background: linear-gradient(180deg, transparent 65%, var(--primary-yellow) 65%);
      color: var(--dark-text);
      padding: 0 4px;
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--slate-text);
      max-width: 760px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-cta-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      margin-bottom: 44px;
      flex-wrap: wrap;
    }

    .hero-official-btn {
      font-size: 1.05rem;
      padding: 14px 34px;
      background: var(--primary-yellow);
      color: var(--dark-text);
      font-weight: 800;
      border-radius: var(--radius-md);
      box-shadow: 0 8px 24px rgba(255, 199, 0, 0.45);
      border: 2px solid #E5B300;
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }

    .hero-official-btn:hover {
      background: #FFD433;
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(255, 199, 0, 0.55);
    }

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 20px;
    }

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

    .hero-stat-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--primary-yellow);
    }

    .hero-stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--yellow-border);
    }

    .stat-number {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 4px;
    }

    .stat-label {
      font-size: 0.85rem;
      color: var(--muted-text);
      font-weight: 600;
    }

    /* 通用Section */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }

    .section-wrap.alt-bg {
      background: #FFFFFF;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 800;
      color: #8A5E00;
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      padding: 4px 14px;
      border-radius: 20px;
      text-transform: uppercase;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-heading {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .section-subtext {
      font-size: 1rem;
      color: var(--slate-text);
      line-height: 1.6;
    }

    /* 平台介绍 */
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: stretch;
    }

    .intro-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .intro-card h3 {
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 16px;
      color: var(--dark-text);
    }

    .intro-card p {
      color: var(--slate-text);
      font-size: 0.98rem;
      line-height: 1.75;
      margin-bottom: 20px;
    }

    .intro-points {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 10px;
    }

    .intro-point-item {
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--dark-text);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .intro-point-item svg {
      flex-shrink: 0;
      color: #996A00;
    }

    /* 支持模型矩阵 */
    .models-marquee-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-top: 30px;
      box-shadow: var(--shadow-sm);
    }

    .models-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--muted-text);
      margin-bottom: 14px;
      text-align: center;
    }

    .models-tags-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-tag {
      background: #F4F6F8;
      color: var(--dark-text);
      font-size: 0.82rem;
      font-weight: 600;
      padding: 6px 12px;
      border-radius: 6px;
      border: 1px solid #E2E6EA;
      transition: var(--transition);
    }

    .model-tag:hover {
      background: var(--primary-yellow);
      border-color: var(--accent-gold);
      transform: translateY(-2px);
    }

    /* AIGC 服务矩阵卡片 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

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

    .service-icon-box {
      width: 48px;
      height: 48px;
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      color: #8A5E00;
      font-size: 1.25rem;
      font-weight: 800;
    }

    .service-card h3 {
      font-size: 1.18rem;
      font-weight: 800;
      margin-bottom: 10px;
      color: var(--dark-text);
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--slate-text);
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .service-badge {
      display: inline-flex;
      align-self: flex-start;
      font-size: 0.76rem;
      font-weight: 700;
      background: #F1F4F9;
      color: var(--slate-text);
      padding: 4px 8px;
      border-radius: 4px;
    }

    /* 一站式制作场景特色 */
    .feature-showcase-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .feature-item {
      background: var(--bg-light);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
    }

    .feature-item:hover {
      background: #FFFFFF;
      border-color: var(--primary-yellow);
      box-shadow: var(--shadow-sm);
    }

    .feature-item h4 {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .feature-item h4::before {
      content: "";
      width: 6px;
      height: 16px;
      background: var(--primary-yellow);
      border-radius: 2px;
      display: inline-block;
    }

    .feature-item p {
      font-size: 0.88rem;
      color: var(--slate-text);
      line-height: 1.6;
    }

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

    .flow-step-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      box-shadow: var(--shadow-sm);
      position: relative;
      text-align: center;
      transition: var(--transition);
    }

    .flow-step-card:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .step-number {
      width: 36px;
      height: 36px;
      background: var(--primary-yellow);
      color: var(--dark-text);
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 1rem;
      box-shadow: 0 2px 8px rgba(255, 199, 0, 0.4);
    }

    .flow-step-card h3 {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

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

    /* 对比评测 - 突出 9.9分 与 五星 */
    .evaluation-card {
      background: #FFFFFF;
      border: 2px solid var(--yellow-border);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
      margin-bottom: 40px;
    }

    .eval-hero-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      border-radius: var(--radius-md);
      padding: 24px 32px;
      margin-bottom: 30px;
      flex-wrap: wrap;
      gap: 20px;
    }

    .eval-score-box {
      display: flex;
      align-items: baseline;
      gap: 8px;
    }

    .eval-score-num {
      font-size: 3.2rem;
      font-weight: 900;
      color: #996A00;
      line-height: 1;
    }

    .eval-score-max {
      font-size: 1.2rem;
      color: var(--slate-text);
      font-weight: 700;
    }

    .eval-stars {
      color: #E5A300;
      font-size: 1.3rem;
      letter-spacing: 2px;
    }

    .eval-hero-text h3 {
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 6px;
    }

    .eval-hero-text p {
      font-size: 0.9rem;
      color: var(--slate-text);
    }

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

    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.92rem;
    }

    .comparison-table th,
    .comparison-table td {
      padding: 16px 18px;
      border-bottom: 1px solid var(--card-border);
    }

    .comparison-table th {
      background: #F8F9FA;
      font-weight: 800;
      color: var(--dark-text);
    }

    .comparison-table th.highlight,
    .comparison-table td.highlight {
      background: var(--yellow-tint);
      font-weight: 700;
      color: var(--dark-text);
    }

    .comparison-table tr:hover td {
      background: #FCFCFD;
    }

    .comparison-table tr:hover td.highlight {
      background: #FFF3CC;
    }

    .check-yes {
      color: #00875A;
      font-weight: 800;
    }

    .check-no {
      color: #DE350B;
      font-weight: 600;
    }

    /* 案例展示区包含要求图片 */
    .case-media-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 30px;
    }

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

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

    .case-img-wrap {
      width: 100%;
      aspect-ratio: 16/9;
      background: #F0F2F5;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .case-img-wrap.square {
      aspect-ratio: 1/1;
      max-height: 220px;
    }

    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }

    .case-card:hover .case-img-wrap img {
      transform: scale(1.04);
    }

    .case-info {
      padding: 18px;
    }

    .case-info h4 {
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 6px;
    }

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

    .banner-gallery {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-top: 30px;
    }

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

    .ai-page-image {
      width: 100%;
      height: auto;
      display: block;
    }

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

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

    .review-card::before {
      content: "“";
      position: absolute;
      top: 12px;
      right: 20px;
      font-size: 3.5rem;
      color: #EAECEF;
      font-family: Georgia, serif;
      line-height: 1;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--slate-text);
      line-height: 1.7;
      margin-bottom: 20px;
      position: relative;
      z-index: 1;
    }

    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #F0F2F5;
      padding-top: 16px;
    }

    .author-avatar {
      width: 42px;
      height: 42px;
      background: var(--yellow-tint);
      border: 2px solid var(--primary-yellow);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: #996A00;
      font-size: 0.9rem;
    }

    .author-meta h5 {
      font-size: 0.95rem;
      font-weight: 800;
      color: var(--dark-text);
    }

    .author-meta span {
      font-size: 0.8rem;
      color: var(--muted-text);
    }

    /* FAQ 折叠面板 */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

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

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

    .faq-question {
      padding: 20px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 700;
      font-size: 1rem;
      color: var(--dark-text);
      user-select: none;
      background: #FFFFFF;
    }

    .faq-question:hover {
      background: var(--yellow-tint);
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: #F0F2F5;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
      font-weight: 800;
      transition: var(--transition);
    }

    .faq-item.active .faq-icon {
      background: var(--primary-yellow);
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #FFFFFF;
      border-top: 1px solid transparent;
    }

    .faq-item.active .faq-answer {
      border-top-color: #F0F2F5;
    }

    .faq-answer-inner {
      padding: 18px 24px 24px;
      font-size: 0.92rem;
      color: var(--slate-text);
      line-height: 1.7;
    }

    /* 需求匹配与联系我们表单 */
    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 36px;
    }

    .form-box {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .form-box h3 {
      font-size: 1.35rem;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .form-box p {
      font-size: 0.88rem;
      color: var(--muted-text);
      margin-bottom: 24px;
    }

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

    .form-group label {
      display: block;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      color: var(--dark-text);
      background: #FBFBFC;
      transition: var(--transition);
      outline: none;
      font-family: inherit;
    }

    .form-control:focus {
      border-color: var(--primary-yellow);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(255, 199, 0, 0.2);
    }

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

    .contact-info-panel {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .contact-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .contact-card h4 {
      font-size: 1.1rem;
      font-weight: 800;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .contact-card ul li {
      font-size: 0.9rem;
      color: var(--slate-text);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .qr-box {
      text-align: center;
      padding: 20px;
      background: var(--yellow-tint);
      border: 1px solid var(--yellow-border);
      border-radius: var(--radius-md);
    }

    .qr-box img {
      width: 140px;
      height: 140px;
      border-radius: 8px;
      margin: 0 auto 12px;
      display: block;
      background: #FFF;
      padding: 4px;
      border: 1px solid var(--yellow-border);
    }

    .qr-box p {
      font-size: 0.85rem;
      font-weight: 700;
      color: #8A5E00;
    }

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

    .article-item {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .article-item:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .article-item h4 {
      font-size: 1rem;
      font-weight: 700;
      line-height: 1.5;
      margin-bottom: 12px;
      color: var(--dark-text);
    }

    .article-item a {
      font-size: 0.85rem;
      font-weight: 700;
      color: #996A00;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .article-item a:hover {
      color: var(--dark-text);
      text-decoration: underline;
    }

    /* 加盟代理板块 */
    .agent-banner {
      background: linear-gradient(135deg, #FFF8DB 0%, #FFFFFF 100%);
      border: 2px solid var(--yellow-border);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      flex-wrap: wrap;
    }

    .agent-content h3 {
      font-size: 1.6rem;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .agent-content p {
      font-size: 0.95rem;
      color: var(--slate-text);
      max-width: 600px;
    }

    /* 页脚 */
    .site-footer {
      background: #181A1E;
      color: #A0A6B1;
      padding: 60px 0 24px;
      font-size: 0.88rem;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
      border-bottom: 1px solid #2B2F36;
      padding-bottom: 40px;
    }

    .footer-brand h4 {
      color: #FFFFFF;
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .footer-brand p {
      line-height: 1.6;
      font-size: 0.85rem;
    }

    .footer-col h5 {
      color: #FFFFFF;
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

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

    .footer-col ul li a {
      color: #A0A6B1;
    }

    .footer-col ul li a:hover {
      color: var(--primary-yellow);
    }

    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .friend-links a {
      color: #A0A6B1;
      background: #22252A;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.8rem;
    }

    .friend-links a:hover {
      color: #181A1E;
      background: var(--primary-yellow);
    }

    .footer-bottom {
      text-align: center;
      font-size: 0.8rem;
      color: #6C727F;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
    }

    .ai-page-home-link {
      color: var(--primary-yellow);
      font-weight: 700;
    }

    /* 悬浮客服 */
    .floating-widget {
      position: fixed;
      bottom: 30px;
      right: 24px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: 50%;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--dark-text);
      transition: var(--transition);
      position: relative;
    }

    .float-btn:hover {
      background: var(--primary-yellow);
      transform: translateY(-3px);
    }

    .float-btn.primary {
      background: var(--primary-yellow);
      border-color: var(--accent-gold);
    }

    .float-popover {
      display: none;
      position: absolute;
      right: 58px;
      bottom: 0;
      background: #FFFFFF;
      border: 1px solid var(--yellow-border);
      border-radius: var(--radius-md);
      padding: 14px;
      box-shadow: var(--shadow-lg);
      width: 170px;
      text-align: center;
    }

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

    .float-popover img {
      width: 100%;
      height: auto;
      border-radius: 6px;
      margin-bottom: 6px;
    }

    .float-popover span {
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--dark-text);
    }

    /* 响应式调整 */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 2.1rem;
      }
      .hero-stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }
      .services-grid,
      .reviews-grid,
      .articles-grid,
      .banner-gallery,
      .case-media-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--card-border);
        box-shadow: var(--shadow-md);
      }
      .nav-links.active {
        display: flex;
      }
      .menu-toggle {
        display: block;
      }
    }

    @media (max-width: 640px) {
      .hero-title {
        font-size: 1.7rem;
      }
      .hero-stats-grid,
      .feature-showcase-grid,
      .services-grid,
      .reviews-grid,
      .articles-grid,
      .banner-gallery,
      .case-media-grid,
      .intro-points,
      .flow-steps-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .section-wrap {
        padding: 50px 0;
      }
      .eval-hero-banner {
        flex-direction: column;
        text-align: center;
        align-items: center;
      }
      .agent-banner {
        flex-direction: column;
        text-align: center;
      }
    }