/* CSS 全局重置与基础变量 (鲜黄耀眼企业风) */
    :root {
      --primary-yellow: #FFC700;
      --primary-hover: #E5B200;
      --accent-gold: #FF9800;
      --dark-text: #1E2229;
      --body-text: #374151;
      --muted-text: #6B7280;
      --light-bg: #FCFCF9;
      --pure-white: #FFFFFF;
      --warm-gray: #F4F4EE;
      --card-border: #E8E8DC;
      --highlight-yellow: #FFF8D6;
      --badge-yellow: #FFEBA3;
      --dark-surface: #11141A;
      --shadow-sm: 0 2px 8px rgba(30, 34, 41, 0.05);
      --shadow-md: 0 8px 24px rgba(30, 34, 41, 0.08);
      --shadow-lg: 0 16px 40px rgba(255, 199, 0, 0.18);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --transition: all 0.25s 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, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--light-bg);
      color: var(--body-text);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    /* 统一居中容器体系 */
    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 辅助排版 */
    h1, h2, h3, h4, h5, h6 {
      color: var(--dark-text);
      font-weight: 700;
      line-height: 1.35;
    }

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

    p {
      margin-bottom: 0.8rem;
    }
    p:last-child {
      margin-bottom: 0;
    }

    .section-wrap {
      padding: 80px 0;
      position: relative;
    }

    .section-wrap.alt-bg {
      background-color: var(--warm-gray);
      border-top: 1px solid var(--card-border);
      border-bottom: 1px solid var(--card-border);
    }

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

    .section-badge {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.85rem;
      font-weight: 700;
      color: #7A5500;
      background-color: var(--badge-yellow);
      border-radius: 999px;
      margin-bottom: 12px;
      letter-spacing: 0.5px;
      border: 1px solid rgba(255, 199, 0, 0.4);
    }

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

    .section-desc {
      font-size: 1.05rem;
      color: var(--muted-text);
      line-height: 1.6;
    }

    /* 按钮规范 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 700;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 2px solid transparent;
      text-align: center;
      gap: 8px;
    }

    .btn-primary {
      background-color: var(--primary-yellow);
      color: var(--dark-text);
      box-shadow: 0 4px 14px rgba(255, 199, 0, 0.35);
    }

    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(255, 199, 0, 0.5);
    }

    .btn-outline {
      background-color: var(--pure-white);
      color: var(--dark-text);
      border-color: var(--dark-text);
    }

    .btn-outline:hover {
      background-color: var(--dark-text);
      color: var(--pure-white);
      transform: translateY(-2px);
    }

    .btn-dark {
      background-color: var(--dark-text);
      color: var(--primary-yellow);
    }

    .btn-dark:hover {
      background-color: #000000;
      color: #FFFFFF;
      transform: translateY(-2px);
    }

    .btn-lg {
      padding: 15px 36px;
      font-size: 1.125rem;
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(252, 252, 249, 0.96);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--card-border);
    }

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

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

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

    .brand-name {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--dark-text);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .brand-badge {
      font-size: 0.7rem;
      background: var(--primary-yellow);
      padding: 2px 6px;
      border-radius: 4px;
      color: var(--dark-text);
      font-weight: 700;
    }

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

    .nav-links li a {
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--dark-text);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      display: block;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      background-color: var(--highlight-yellow);
      color: #8A6000;
    }

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

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

    /* 首屏 HERO (无图片纯CSS科技质感) */
    .hero-section {
      background: linear-gradient(180deg, #FFFDEB 0%, #FCFCF9 100%);
      padding: 90px 0 70px 0;
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--card-border);
    }

    .hero-pattern {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-image: radial-gradient(rgba(255, 199, 0, 0.25) 1.5px, transparent 1.5px);
      background-size: 28px 28px;
      pointer-events: none;
      opacity: 0.65;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 960px;
      margin: 0 auto;
    }

    .hero-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #FFFFFF;
      border: 1px solid var(--primary-yellow);
      padding: 6px 18px;
      border-radius: 999px;
      font-size: 0.88rem;
      font-weight: 700;
      color: #7A5500;
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
    }

    .hero-chip-dot {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
    }

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

    .hero-title span {
      background: linear-gradient(135deg, #A86500 0%, #E68A00 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-decoration: underline;
      text-decoration-color: var(--primary-yellow);
      text-decoration-thickness: 6px;
      text-underline-offset: 6px;
    }

    .hero-subtitle {
      font-size: 1.2rem;
      color: var(--body-text);
      max-width: 800px;
      margin: 0 auto 36px auto;
      line-height: 1.7;
    }

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

    .hero-features-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-md);
    }

    .hero-feature-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      padding: 8px;
      border-right: 1px solid var(--warm-gray);
    }
    .hero-feature-item:last-child {
      border-right: none;
    }

    .hero-feature-num {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--dark-text);
      margin-bottom: 2px;
    }

    .hero-feature-num em {
      font-style: normal;
      color: #E68A00;
      font-size: 1.1rem;
      margin-left: 2px;
    }

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

    /* 模型矩阵徽章墙 */
    .model-marquee-wrap {
      margin-top: 36px;
      padding: 16px 20px;
      background: rgba(255, 255, 255, 0.7);
      border-radius: var(--radius-sm);
      border: 1px dashed #D0D0BE;
    }

    .model-marquee-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--muted-text);
      margin-bottom: 12px;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

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

    .model-tag {
      background: #FFFFFF;
      border: 1px solid #E2E2D6;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.78rem;
      font-weight: 600;
      color: #4B5563;
      transition: var(--transition);
    }

    .model-tag:hover {
      border-color: var(--primary-yellow);
      background-color: var(--highlight-yellow);
      color: var(--dark-text);
    }

    /* 卡片通用网格 */
    .card-grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .card-grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .feature-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
    }

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

    .feature-icon-box {
      width: 52px;
      height: 52px;
      background: var(--highlight-yellow);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
      border: 1px solid rgba(255, 199, 0, 0.4);
      color: #A36B00;
    }

    .feature-card h3 {
      font-size: 1.25rem;
      margin-bottom: 10px;
    }

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

    .card-footer-tags {
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px solid var(--warm-gray);
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
    }

    .card-footer-tag {
      font-size: 0.75rem;
      background: var(--warm-gray);
      color: #555E6D;
      padding: 2px 8px;
      border-radius: 4px;
    }

    /* 一站式制作工作流 */
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .scene-box {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: var(--transition);
    }

    .scene-box:hover {
      border-color: var(--primary-yellow);
      box-shadow: 0 4px 16px rgba(255, 199, 0, 0.15);
      background: #FFFFFA;
    }

    .scene-head {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }

    .scene-badge-mini {
      font-size: 0.72rem;
      background: var(--primary-yellow);
      color: var(--dark-text);
      font-weight: 700;
      padding: 2px 6px;
      border-radius: 3px;
    }

    .scene-head h4 {
      font-size: 1.05rem;
      color: var(--dark-text);
    }

    .scene-box p {
      font-size: 0.88rem;
      color: var(--muted-text);
      line-height: 1.55;
    }

    /* 标准流程时间线 */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
      position: relative;
    }

    .step-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px 18px;
      text-align: center;
      position: relative;
      transition: var(--transition);
    }

    .step-card:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-3px);
    }

    .step-num {
      width: 36px;
      height: 36px;
      background: var(--dark-text);
      color: var(--primary-yellow);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
      margin: 0 auto 14px auto;
    }

    .step-card h4 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 0.82rem;
      color: var(--muted-text);
    }

    /* 案例展示区（带真实资源图） */
    .case-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      align-items: stretch;
    }

    .case-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .case-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--primary-yellow);
    }

    .case-img-wrap {
      width: 100%;
      background: #EAEAE0;
      overflow: hidden;
      aspect-ratio: 16 / 9;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .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(1.03);
    }

    .case-info {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .case-info h3 {
      font-size: 1.25rem;
      margin-bottom: 8px;
    }

    .case-info p {
      font-size: 0.92rem;
      color: var(--muted-text);
      margin-bottom: 16px;
    }

    /* 对比评测模块 */
    .review-score-panel {
      background: linear-gradient(135deg, #FFF8D6 0%, #FFFFFF 100%);
      border: 2px solid var(--primary-yellow);
      border-radius: var(--radius-lg);
      padding: 36px;
      margin-bottom: 40px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--shadow-md);
    }

    .score-left {
      max-width: 600px;
    }

    .score-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #D97706;
      color: #FFFFFF;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .score-left h3 {
      font-size: 1.7rem;
      margin-bottom: 8px;
    }

    .score-left p {
      color: var(--body-text);
      font-size: 0.98rem;
    }

    .score-right {
      display: flex;
      align-items: baseline;
      gap: 8px;
      background: var(--pure-white);
      padding: 20px 32px;
      border-radius: var(--radius-md);
      border: 1px solid #F0D479;
      box-shadow: var(--shadow-sm);
    }

    .score-big {
      font-size: 3.8rem;
      font-weight: 900;
      color: #B45309;
      line-height: 1;
    }

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

    .score-stars {
      color: #F59E0B;
      font-size: 1.4rem;
      letter-spacing: 2px;
      margin-top: 4px;
    }

    .compare-table-wrap {
      overflow-x: auto;
      background: var(--pure-white);
      border-radius: var(--radius-md);
      border: 1px solid var(--card-border);
      box-shadow: var(--shadow-sm);
    }

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

    .compare-table th, 
    .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--card-border);
    }

    .compare-table th {
      background-color: #F9F9F2;
      font-weight: 700;
      color: var(--dark-text);
    }

    .compare-table th.highlight-col,
    .compare-table td.highlight-col {
      background-color: #FFFDF0;
      font-weight: 600;
      color: #8C5300;
      border-left: 2px solid var(--primary-yellow);
      border-right: 2px solid var(--primary-yellow);
    }

    .check-yes {
      color: #10B981;
      font-weight: 700;
    }

    .check-no {
      color: #9CA3AF;
    }

    /* 用户评论卡片 (6条) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .review-card:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }

    .review-stars {
      color: #F59E0B;
      margin-bottom: 12px;
      font-size: 0.95rem;
    }

    .review-text {
      font-size: 0.92rem;
      color: var(--body-text);
      line-height: 1.6;
      margin-bottom: 18px;
    }

    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--warm-gray);
      padding-top: 12px;
    }

    .user-avatar-badge {
      width: 40px;
      height: 40px;
      background: var(--highlight-yellow);
      border: 1px solid #F0C94D;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      color: #8C5300;
      font-size: 0.95rem;
    }

    .user-meta h4 {
      font-size: 0.92rem;
      margin-bottom: 2px;
    }

    .user-meta span {
      font-size: 0.78rem;
      color: var(--muted-text);
    }

    /* FAQ 手风琴面板 */
    .faq-accordion {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .faq-item {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: var(--primary-yellow);
      box-shadow: 0 4px 14px rgba(255, 199, 0, 0.15);
    }

    .faq-question {
      padding: 18px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 700;
      color: var(--dark-text);
      user-select: none;
    }

    .faq-question:hover {
      background: #FFFDF5;
    }

    .faq-icon {
      width: 24px;
      height: 24px;
      background: var(--highlight-yellow);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      color: #8C5300;
      transition: transform 0.25s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background-color: #FAFAF6;
      border-top: 1px solid transparent;
    }

    .faq-item.active .faq-answer {
      border-top-color: var(--card-border);
    }

    .faq-answer-inner {
      padding: 18px 24px;
      font-size: 0.94rem;
      color: var(--body-text);
      line-height: 1.65;
    }

    /* 行业资讯与最新文章 */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .article-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .article-card:hover {
      border-color: var(--primary-yellow);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    .article-tag {
      font-size: 0.75rem;
      background: var(--warm-gray);
      color: #4B5563;
      padding: 2px 8px;
      border-radius: 4px;
      align-self: flex-start;
      margin-bottom: 12px;
    }

    .article-card h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
      color: var(--dark-text);
    }

    .article-card p {
      font-size: 0.88rem;
      color: var(--muted-text);
      margin-bottom: 14px;
    }

    .article-link {
      font-size: 0.85rem;
      font-weight: 700;
      color: #925400;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .article-link:hover {
      text-decoration: underline;
    }

    /* 需求匹配与联系表单模块 */
    .form-section-container {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 36px;
      align-items: start;
    }

    .contact-info-card {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 32px;
    }

    .contact-info-card h3 {
      font-size: 1.4rem;
      margin-bottom: 14px;
    }

    .contact-list {
      list-style: none;
      margin: 20px 0;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .contact-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.95rem;
    }

    .contact-icon {
      width: 36px;
      height: 36px;
      background: var(--highlight-yellow);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      color: #8C5300;
    }

    .qr-box-wrap {
      display: flex;
      align-items: center;
      gap: 18px;
      background: var(--warm-gray);
      padding: 16px;
      border-radius: var(--radius-sm);
      margin-top: 20px;
    }

    .qr-box-wrap img {
      width: 88px;
      height: 88px;
      border-radius: 6px;
      border: 1px solid #D2D2C2;
    }

    .qr-text h5 {
      font-size: 0.95rem;
      margin-bottom: 4px;
    }

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

    .form-box {
      background: var(--pure-white);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-md);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

    .form-box h3 {
      font-size: 1.4rem;
      margin-bottom: 6px;
    }

    .form-box p {
      color: var(--muted-text);
      font-size: 0.9rem;
      margin-bottom: 24px;
    }

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

    .form-group label {
      display: block;
      font-size: 0.88rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: var(--dark-text);
    }

    .form-control {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #D5D5C6;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      background-color: #FAFAF7;
      transition: var(--transition);
      font-family: inherit;
    }

    .form-control:focus {
      outline: none;
      border-color: #CCA000;
      background-color: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(255, 199, 0, 0.25);
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    /* 友情链接与文章链接条 */
    .links-strip {
      background: #FFFFFF;
      border-top: 1px solid var(--card-border);
      padding: 30px 0;
    }

    .links-group-title {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--dark-text);
      margin-bottom: 12px;
    }

    .friend-links-list,
    .article-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.85rem;
    }

    .friend-links-list a,
    .article-links-list a {
      color: #4B5563;
      background: var(--warm-gray);
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid #E2E2D6;
    }

    .friend-links-list a:hover,
    .article-links-list a:hover {
      background: var(--highlight-yellow);
      color: #8C5300;
      border-color: var(--primary-yellow);
    }

    /* 底部规范 Footer */
    .site-footer {
      background-color: #1A1D23;
      color: #D1D5DB;
      padding: 50px 0 24px 0;
      font-size: 0.88rem;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 36px;
      padding-bottom: 40px;
      border-bottom: 1px solid #2D333F;
    }

    .footer-brand h4 {
      color: #FFFFFF;
      font-size: 1.2rem;
      margin-bottom: 10px;
    }

    .footer-brand p {
      color: #9CA3AF;
      font-size: 0.85rem;
      line-height: 1.6;
    }

    .footer-col h5 {
      color: #FFFFFF;
      font-size: 0.95rem;
      margin-bottom: 16px;
      border-left: 3px solid var(--primary-yellow);
      padding-left: 8px;
    }

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

    .footer-col ul a {
      color: #9CA3AF;
    }

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

    .footer-bottom {
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      color: #6B7280;
      font-size: 0.82rem;
    }

    .footer-bottom a {
      color: #9CA3AF;
    }

    .footer-bottom a:hover {
      color: var(--primary-yellow);
    }

    /* 悬浮客服面板 */
    .floating-contact {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--dark-text);
      color: var(--primary-yellow);
      border: 2px solid var(--primary-yellow);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
      transition: var(--transition);
      position: relative;
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: var(--primary-yellow);
      color: var(--dark-text);
    }

    .float-qr-pop {
      position: absolute;
      right: 58px;
      bottom: 0;
      background: #FFFFFF;
      padding: 12px;
      border-radius: 8px;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--card-border);
      display: none;
      flex-direction: column;
      align-items: center;
      width: 140px;
      text-align: center;
    }

    .float-qr-pop img {
      width: 110px;
      height: 110px;
      margin-bottom: 6px;
    }

    .float-qr-pop span {
      font-size: 0.75rem;
      color: var(--dark-text);
      font-weight: 700;
    }

    .float-btn:hover .float-qr-pop {
      display: flex;
    }

    /* 响应式媒体查询 */
    @media (max-width: 1024px) {
      .hero-title {
        font-size: 2.3rem;
      }
      .card-grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .scene-grid, .card-grid-3, .reviews-grid, .articles-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .section-wrap {
        padding: 50px 0;
      }
      .header-inner {
        height: 60px;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 16px;
        border-bottom: 2px solid var(--primary-yellow);
        box-shadow: var(--shadow-md);
      }
      .nav-links.show {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-features-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero-feature-item {
        border-right: none;
        border-bottom: 1px solid var(--warm-gray);
      }
      .scene-grid, .card-grid-3, .card-grid-2, .reviews-grid, .articles-grid {
        grid-template-columns: 1fr;
      }
      .process-steps {
        grid-template-columns: 1fr;
      }
      .case-container {
        grid-template-columns: 1fr;
      }
      .review-score-panel {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
      }
      .form-section-container {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }