.course-card{cursor:pointer;background:#101010;border:1px solid #222;border-radius:12px;flex-direction:column;justify-content:space-between;padding:1rem;transition:transform .2s,box-shadow .2s;display:flex}.course-card:hover{transform:translateY(-4px);box-shadow:0 4px 16px #00000040}.course-title{color:#fff;margin:.5rem 0 .4rem;font-size:1.1rem;font-weight:600;line-height:1.25}.course-title-link{color:inherit;text-decoration:none}.course-title-link:hover{text-decoration:underline}.meta-chips{flex-wrap:wrap;gap:.4rem;margin-bottom:.35rem;display:flex}.chip{color:#fffc;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:9999px;padding:.15rem .5rem;font-size:.72rem}.chip.subtle{opacity:.8}.instructor-info{color:#bbb;align-items:center;gap:.5rem;margin-bottom:.35rem;font-size:.9rem;display:flex}.instructor-info .avatar{background:linear-gradient(135deg,#f6098f66,#5b5b5b);border-radius:50%;width:24px;height:24px}.rating-row{min-height:1.1rem;margin-bottom:.6rem}.rating{color:#f5c518;font-size:.9rem}.rating.new{color:#9adfff;font-size:.9rem}.price-add{justify-content:space-between;align-items:center;display:flex}.price{color:#0fc;font-weight:700}.add-to-cart{color:#000;cursor:pointer;background:linear-gradient(90deg,#0fc,#1c99fe);border:none;border-radius:6px;padding:.4rem .8rem;font-weight:600;transition:background .3s,transform .15s}.add-to-cart:hover{background:linear-gradient(90deg,#1c99fe,#0fc)}.add-to-cart:active{transform:translateY(1px)}.thumbnail-wrapper{aspect-ratio:16/9;border-radius:12px;width:100%;margin-bottom:10px;position:relative;overflow:hidden}.thumbnail-image,.thumbnail-video{object-fit:cover;pointer-events:none;will-change:opacity;border-radius:12px;width:100%;height:100%;transition:opacity .4s ease-in-out;position:absolute;inset:0}.thumbnail-image{opacity:1;z-index:1}.thumbnail-video{opacity:0;z-index:2}.course-card:hover .thumbnail-video{opacity:1}.course-card:hover .thumbnail-image{opacity:0}.thumbnail-wrapper.show-video .thumbnail-video{opacity:1}.thumbnail-wrapper.show-video .thumbnail-image{opacity:0}.thumbnail-wrapper{position:relative}.preorder-badge{z-index:2;letter-spacing:.2px;color:#ffecf7;background:linear-gradient(135deg,#f6098f,#7a1f8e);border:1px solid #ffffff38;border-radius:999px;padding:.35rem .6rem;font-size:.75rem;font-weight:800;position:absolute;top:10px;left:10px;box-shadow:0 0 14px #f6098f59,inset 0 0 0 1px #ffffff14}.chip.pre{color:#ffb3da;background:#f6098f1f;border:1px solid #f6098f59}.price-add{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem;display:flex}.launch-note{color:#ffb3da;opacity:.9;font-size:.8rem}