/* ============================================================
   百数官网 · AI 改版共享设计系统（全站子页面通用覆盖层）
   加载顺序：置于各页面专属 CSS 之后
   作用：统一按钮/标题/动效为 AI 新版设计语言，不破坏页面原有布局
   ============================================================ */

/* ---------- AI 顶部提示条（各内容页顶部，引导至 AI 智能体） ---------- */
.baishu .content .ai-strip {
  background: linear-gradient(90deg, #0265FF 0%, #2F54EB 100%);
  padding: 0.75rem 0;
}
.baishu .content .ai-strip .container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.baishu .content .ai-strip .ai-strip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
  font-size: 1rem;
  flex-shrink: 0;
}
.baishu .content .ai-strip .ai-strip-text {
  font-size: 0.9375rem;
  color: #FFFFFF;
  letter-spacing: 0.02em;
}
.baishu .content .ai-strip .ai-strip-text b {
  font-weight: bold;
  color: #FFD666;
}
.baishu .content .ai-strip .ai-strip-link {
  display: inline-flex;
  align-items: center;
  padding: 0.3125rem 1.125rem;
  border-radius: 999px;
  background: #FFFFFF;
  color: #0265FF;
  font-size: 0.875rem;
  font-weight: bold;
  transition: transform 0.3s, box-shadow 0.3s;
}
.baishu .content .ai-strip .ai-strip-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
  color: #0265FF;
}
.baishu .content .ai-strip .ai-strip-link i {
  font-size: 0.75rem;
  margin-left: 0.25rem;
}

/* ---------- 统一按钮升级：品牌蓝渐变 + 投影 + 悬浮上移 ---------- */
.baishu .content .button-box .button,
.baishu .content .button,
.baishu .content .form-index-three .six-box .cont-box .button-box a,
.baishu .content .ai-page-btn {
  background: linear-gradient(135deg, #0265FF 0%, #2F54EB 100%) !important;
  border-radius: 0.375rem !important;
  box-shadow: 0 6px 18px rgba(2, 101, 255, 0.28);
  transition: transform 0.3s, box-shadow 0.3s, filter 0.3s;
}
.baishu .content .button-box .button:hover,
.baishu .content .button:hover,
.baishu .content .ai-page-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(2, 101, 255, 0.36);
  filter: brightness(1.05);
}
.baishu .content .button-box .button a:hover,
.baishu .content .button a:hover {
  color: #FFFFFF;
}

/* ---------- 区块标题统一：品牌蓝竖条 + 渐变下划线 ---------- */
.baishu .content .ai-sec-head {
  text-align: center;
  margin-bottom: 3rem;
}
.baishu .content .ai-sec-head .ai-sec-tag {
  display: inline-block;
  padding: 0.3125rem 1.25rem;
  border-radius: 999px;
  background: rgba(2, 101, 255, 0.08);
  color: #0265FF;
  font-size: 0.875rem;
  font-weight: bold;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.baishu .content .ai-sec-head h3 {
  font-size: 2.25rem;
  font-weight: bold;
  color: #333333;
  margin: 0 0 0.75rem;
}
.baishu .content .ai-sec-head p {
  font-size: 1rem;
  color: #666666;
  margin: 0;
}

/* ---------- 卡片悬浮上移（可为各页卡片追加 ai-lift 类） ---------- */
.baishu .content .ai-lift {
  transition: transform 0.3s, box-shadow 0.3s;
}
.baishu .content .ai-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(2, 101, 255, 0.12);
}

/* ---------- 滚动显现动画（配合 js/ai-reveal.js） ---------- */
.ai-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.ai-reveal.ai-in {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .ai-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- 页脚品牌一致性微调 ---------- */
.baishu .footer .footer-top-left dl dt {
  color: #333333;
  font-weight: normal;
}

/* ---------- 移动端 ---------- */
@media (max-width: 768px) {
  .baishu .content .ai-strip .ai-strip-text {
    font-size: 0.8125rem;
    text-align: center;
  }
  .baishu .content .ai-sec-head h3 {
    font-size: 1.625rem;
  }
}