/* 音际风暴科技官网 - 自定义样式 */

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* 区域淡入动画 */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.6s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* 表单焦点状态 */
input:focus,
textarea:focus,
select:focus {
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* 链接下划线 */
a {
  -webkit-tap-highlight-color: transparent;
}

/* 移动端菜单过渡 */
#mobile-menu {
  transition: all 0.2s ease-in-out;
}

/* 案例卡片等高 */
#cases .bg-white {
  display: flex;
  flex-direction: column;
}

#cases .bg-white .flex {
  margin-top: auto;
}

/* 服务卡片悬停提升 */
.group:hover {
  transform: translateY(-4px);
}