/* Topic-list card geometry and hover values from the supplied reference HTML. */
body[data-surface=PC] .discovery-page .topic-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:22px}
body[data-surface=PC] .discovery-page .topic-grid .topic-card>a{display:flex;flex-direction:column;height:100%;aspect-ratio:auto;overflow:hidden;border-radius:14px;background:rgba(200,210,225,.06);border:1px solid rgba(200,210,225,.08);box-shadow:0 12px 40px #00000059;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
body[data-surface=PC] .discovery-page .topic-grid .topic-card>a:hover,
body[data-surface=PC] .discovery-page .topic-grid .topic-card>a:focus-visible{position:relative;z-index:2;transform:translateY(-4px);border-color:rgba(240,252,255,.9);box-shadow:inset 0 1px 0 rgba(255,255,255,.38),0 0 0 1px rgba(200,235,255,.32),0 0 28px rgba(180,228,255,.32),0 0 48px rgba(105,240,174,.1),0 6px 22px rgba(0,0,0,.45);backdrop-filter:blur(22px) saturate(1.55);-webkit-backdrop-filter:blur(22px) saturate(1.55)}
body[data-surface=PC] .topic-list-cover{position:relative;aspect-ratio:16/9;width:100%;background:#131a24}
body[data-surface=PC] .topic-list-cover img{display:block;position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
body[data-surface=PC] .discovery-page .topic-grid .topic-card a:hover img{transform:none}
body[data-surface=PC] .topic-list-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(8,8,10,.88));pointer-events:none}
body[data-surface=PC] .topic-list-tag{position:absolute;top:12px;right:12px;z-index:1;padding:4px 10px;font-size:11px;font-weight:600;color:#ebebef;background:rgba(200,210,225,.16);border:1px solid rgba(200,210,225,.08);border-radius:999px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
body[data-surface=PC] .topic-list-info{display:flex;flex-direction:column;gap:8px;padding:16px 18px 18px}
body[data-surface=PC] .topic-list-info h2{margin:0;font-size:1.05rem;font-weight:600;line-height:1.35;color:#ebebef}
body[data-surface=PC] .topic-list-info p{margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;line-height:1.5;color:#8b8b94}
body[data-surface=PC] .topic-list-info>span{font-size:12px;font-weight:500;color:#69f0ae}
@media(prefers-reduced-motion:reduce){body[data-surface=PC] .discovery-page .topic-grid .topic-card>a{transition:none}}