.preset-btn[data-astro-cid-femq4y2t]{padding:10px 16px;font-size:.9rem}.preset-btn[data-astro-cid-femq4y2t].active{background:linear-gradient(135deg,#4a90d9,#357abd);border-color:#4a90d9;color:#fff}.breakpoint-section[data-astro-cid-femq4y2t]{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 8px #00000014}.breakpoint-section[data-astro-cid-femq4y2t] h2[data-astro-cid-femq4y2t]{font-size:1.3rem;color:#1a1a2e;margin-bottom:16px}.breakpoint-grid[data-astro-cid-femq4y2t]{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.breakpoint-card[data-astro-cid-femq4y2t]{background:#f8f9fa;border:2px solid #e0e0e0;border-radius:8px;padding:16px;text-align:center;transition:all .2s}.breakpoint-card[data-astro-cid-femq4y2t]:hover{border-color:#4a90d9;background:#e8f0fe}.breakpoint-width[data-astro-cid-femq4y2t]{font-size:1.5rem;font-weight:700;color:#1a1a2e}.breakpoint-label[data-astro-cid-femq4y2t]{font-size:.85rem;color:#666;margin-top:4px}.breakpoint-density[data-astro-cid-femq4y2t]{font-size:.8rem;color:#888;margin-top:4px}.card-icon[data-astro-cid-femq4y2t]{font-size:2rem;margin-bottom:8px}@media(max-width:600px){.breakpoint-grid[data-astro-cid-femq4y2t]{grid-template-columns:repeat(2,1fr)}}