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.2s;display:flex}.bs-grade-pill:hover{border-color:var(--bs-text-muted)}.bs-grade-pill.active{background:var(--bs-primary);border-color:var(--bs-primary);color:#fff}.bs-grade-pill-name{white-space:nowrap;font-size:.8rem;font-weight:600}.bs-grade-pill-count{opacity:.5;font-size:.68rem;font-weight:500}.bs-grade-pill.active .bs-grade-pill-count{opacity:.7}.biosphere-dark .bs-grade-pill{background:var(--bs-bg-card);border-color:var(--bs-border)}.biosphere-dark .bs-grade-pill.active{background:var(--bs-primary-light);border-color:var(--bs-primary-light);color:#0d2016}.bs-tab-panel{display:none}.bs-tab-panel.active{animation:.3s bs-fade-in-up;display:block}.bs-scroll-track{-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:14px;padding-bottom:4px;display:flex;overflow-x:auto}.bs-scroll-track::-webkit-scrollbar{display:none}.bs-scroll-card{background:var(--bs-bg-card);border:1px solid var(--bs-border);border-radius:var(--bs-radius-md);width:400px;color:inherit;flex-shrink:0;text-decoration:none;transition:border-color .2s;overflow:hidden}.bs-scroll-card:hover{border-color:var(--bs-border-active)}.bs-scroll-card-thumb{width:100%;height:240px;overflow:hidden}.bs-scroll-card-img{object-fit:cover;object-position:top;width:100%;height:100%;display:block}.bs-scroll-card-placeholder{justify-content:center;align-items:center;width:100%;height:100%;font-size:3rem;font-weight:700;display:flex}.bs-scroll-card-body{padding:18px 20px 20px}.bs-scroll-card-title{color:var(--bs-text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:1.05rem;font-weight:700;line-height:1.45;display:-webkit-box;overflow:hidden}.bs-empty-state{text-align:center;background:var(--bs-bg-card);border:1px solid var(--bs-border);border-radius:var(--bs-radius-md);padding:48px 24px}.bs-empty-state h4{color:var(--bs-text-primary);margin-bottom:6px;font-size:.95rem;font-weight:700}.bs-empty-state p{color:var(--bs-text-muted);max-width:280px;margin:0 auto 20px;font-size:.82rem;line-height:1.6}.bs-btn-outline-sm{border:1px solid var(--bs-border);border-radius:var(--bs-radius-full);color:var(--bs-text-primary);cursor:pointer;background:0 0;align-items:center;padding:8px 18px;font-family:inherit;font-size:.78rem;font-weight:600;transition:all .2s;display:inline-flex}.bs-btn-outline-sm:hover{border-color:var(--bs-primary);color:var(--bs-primary)}.biosphere-dark .bs-btn-outline-sm{border-color:var(--bs-border);color:var(--bs-text-primary)}.biosphere-dark .bs-btn-outline-sm:hover{border-color:var(--bs-primary-light);color:var(--bs-primary-light)}@media (max-width:640px){.bs-feed-grid{grid-template-columns:1fr;gap:8px}.bs-feed-card{padding:14px 12px 14px 10px}.bs-grade-pills{gap:6px;margin-bottom:16px}.bs-grade-pill{padding:8px 14px}.bs-grade-pill-name{font-size:.76rem}.bs-scroll-card{width:320px}.bs-scroll-card-thumb{height:200px}.bs-empty-state{padding:36px 20px}}