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rgba(255,255,255,.15)}.lightbox-nav:hover{background:#fff3}.lightbox-prev{left:20px}.lightbox-next{right:20px}.load-more-wrap{text-align:center;margin-top:32px}.load-more-btn{background:var(--surface);border:1px solid var(--border);border-radius:40px;padding:12px 32px;font-size:14px;font-weight:500;color:var(--text2);transition:all .2s}.load-more-btn:hover{border-color:var(--accent);color:var(--accent2)}.error-banner{max-width:1400px;margin:24px auto;padding:0 32px}.error-box{background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius);padding:16px 20px;color:#fca5a5;font-size:14px;display:flex;gap:12px;align-items:flex-start}@media (max-width: 768px){.topbar{padding:0 16px}.topbar-search{width:180px}.page-hero{padding:32px 16px 20px}.topics-grid{padding:0 16px 40px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.topic-page{padding:0 16px 40px}.image-gallery{columns:2 120px}}