/* 冯如创梦 · 多设备适配（CR-20261031-050，2026-10-31）
   策略：<1100px 才生效，桌面端（1200px 固定版式）零影响；
   目标：消除移动端横向溢出、导航可横向滚动、卡片降列、表格可横滑、触摸友好。 */
@media (max-width:1100px){
  html,body{max-width:100%;overflow-x:hidden}
  img,video,iframe{max-width:100%;height:auto}
  .wrap{max-width:100%!important;padding-left:12px!important;padding-right:12px!important;box-sizing:border-box}
  .body01-content>ul{grid-template-columns:repeat(2,minmax(0,1fr))!important}
  .swiper-container1,.swiper-container{max-width:100%!important}
  table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
}
@media (max-width:760px){
  h1{font-size:20px!important}
  h2{font-size:18px!important}
  .body01-content>ul{grid-template-columns:1fr!important}
  .nav{padding-left:0!important}
  .nav ul{display:flex!important;flex-wrap:nowrap!important;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px}
  .nav ul>li{flex:0 0 auto}
  .nav ul>li>a{padding:0 10px!important;white-space:nowrap}
  .course-class{display:none}  /* 二级子菜单移动端收纳，主菜单可横滑访问分类页 */
  .fr-footer-info{font-size:12px!important;line-height:1.9!important}
  .fr-footer-info a{margin:0 6px!important}
  input,select,textarea,button{font-size:16px}  /* 防 iOS 聚焦缩放 */
  .class_left,.content-card{width:100%!important;box-sizing:border-box}
}

/* 头部登录/注册区（CR-20261031-051）：窄屏曾因 .nav1 被压成 80px 而重叠 */
@media (max-width:1100px){
  .nav1{width:auto!important;min-width:0!important;display:flex!important;align-items:center;justify-content:flex-end;gap:8px}
  .nav1 .look_scanning{display:none!important}
  .nav1 ul.page_header_adiv{display:flex!important;align-items:center;float:none!important;width:auto!important;margin:0!important}
  .nav1 ul.page_header_adiv>li{float:none!important;height:auto!important;line-height:1.4!important;width:auto!important}
  .nav1 ul.page_header_adiv>li>a{text-decoration:none!important;white-space:nowrap;padding:0 4px}
}
/* 首页扩建区块（CR-20261031-051） */
.fr-sec{max-width:1200px;margin:26px auto;padding:0 12px;box-sizing:border-box}
.fr-sec>h2{font-size:24px;color:#333;margin:0 0 6px;font-weight:500}
.fr-sec>.sub{font-size:14px;color:#7b8b96;margin:0 0 16px}
.fr-sec .cards{margin:0}
.fr-sec .card{display:block;text-decoration:none;transition:border-color .2s,box-shadow .2s}
.fr-sec .card:hover{border-color:#00BED4;box-shadow:0 10px 26px -18px rgba(0,120,140,.5)}
.fr-sec .card h3{color:#006b79}
.fr-sec .card p{color:#66757f}
.fr-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:0 0 4px}
.fr-stat{background:linear-gradient(180deg,#f5fbfc,#fff);border:1px solid #e6eef1;border-radius:12px;padding:18px 14px;text-align:center}
.fr-stat b{display:block;font-size:28px;color:#006b79;line-height:1.2}
.fr-stat span{font-size:13px;color:#6b8291}
.fr-faq{display:grid;gap:10px;margin-top:4px}
.fr-faq details{border:1px solid #e6eef1;border-radius:10px;padding:12px 16px;background:#fff}
.fr-faq summary{cursor:pointer;font-size:15px;color:#0d3448;font-weight:500}
.fr-faq p{margin:10px 0 0;font-size:14px;color:#5d6f7a;line-height:1.9}
@media (max-width:900px){.fr-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.fr-stats{grid-template-columns:1fr}}