.aidht-timeline{font-family:inherit;max-width:720px;margin:0 auto;padding:32px 16px;}
.aidht-timeline h2{font-size:26px;font-weight:800;text-align:center;margin:0 0 4px;}
.aidht-timeline .aidht-sub{text-align:center;color:#555;font-size:15px;margin:0 0 22px;}
.aidht-step{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid #ececec;}
.aidht-step:last-child{border-bottom:none;}
.aidht-num{flex:0 0 44px;height:44px;border-radius:50%;background:#111;color:#fff;font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;}
.aidht-step:nth-child(4) .aidht-num,.aidht-step:nth-child(5) .aidht-num{background:#C22026;}
.aidht-step b{display:block;font-size:15.5px;margin-bottom:3px;}
.aidht-step p{margin:0;font-size:14px;color:#555;line-height:1.5;}