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rgba(255,255,255,.2);background:rgba(0,0,0,.42);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;border-radius:999px;font-size:7px;font-weight:800;letter-spacing:.14em}.thumbDot{width:6px;height:6px;border-radius:50%;background:#22c77a;box-shadow:0 0 10px #22c77a}.courseCard:hover .thumbLive{background:rgba(0,0,0,.56)}.courseBtn{position:relative}.detailImageOverlay{position:absolute;z-index:3;left:6%;right:35%;bottom:9%;display:flex;flex-direction:column;gap:7px;color:#fff;text-shadow:0 4px 22px rgba(0,0,0,.7)}.detailImageOverlay span{font-size:8px;letter-spacing:.18em;color:#9eeaff}.detailImageOverlay strong{font-size:clamp(22px,3vw,44px);line-height:1.03;letter-spacing:-.045em}.officialCapf{background:#090a0d;display:block}.officialCapf img{width:100%;height:100%;display:block;object-fit:cover}.officialCapf span{position:absolute;z-index:2;left:12px;bottom:12px;color:#fff;font-size:8px;letter-spacing:.15em;background:rgba(0,0,0,.5);padding:7px 9px;border-radius:999px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}@media(max-width:650px){.thumbLive{font-size:6px;padding:6px 8px}.detailImageOverlay{left:6%;right:10%;bottom:8%}.detailImageOverlay strong{font-size:25px}.courseBtn{padding-top:13px}.officialCapf{min-height:210px}}.localThumb{position:absolute;inset:0;background-size:cover;background-position:50%}.officialThumb>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}.courseNameOverlay{position:absolute;z-index:3;left:6%;top:20%;right:45%;color:#fff;text-shadow:0 4px 22px rgba(0,0,0,.75)}.courseNameOverlay span{display:block;color:#a9edff;font-size:8px;font-weight:800;letter-spacing:.16em;margin-bottom:8px}.courseNameOverlay strong{display:block;font-size:clamp(18px,2.2vw,31px);line-height:1.04;letter-spacing:-.04em}@media(max-width:650px){.courseNameOverlay{right:35%;top:19%}.courseNameOverlay strong{font-size:22px}}