.gallery-grid,.my-nfts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:2rem}.collection-card{background:var(--card-bg, #1a2332);border:1px solid var(--border-dim, #2a3441);border-radius:8px;overflow:hidden;transition:border-color .2s ease,transform .2s ease;display:flex;flex-direction:column}.collection-card:hover{border-color:var(--accent, #00d9ff);transform:translateY(-2px)}.card-image{aspect-ratio:16 / 9;background:var(--bg-darker, #0d1117);overflow:hidden;position:relative}.card-image img{width:100%;height:100%;object-fit:cover;display:block}.placeholder-image{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg-darker, #0d1117) 0%,var(--card-bg, #1a2332) 100%)}.placeholder-icon{font-size:3rem;opacity:.3}.card-content{padding:1rem;flex:1}.card-title{margin:0 0 .25rem;font-size:1.25rem;color:var(--text-bright, #e0e6ed)}.card-artist{margin:0 0 .75rem;font-size:.875rem;color:var(--text-muted, #8b949e)}.card-description{margin:0 0 1rem;font-size:.875rem;color:var(--text-dim, #c9d1d9);line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card-meta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:auto}.meta-item{display:flex;flex-direction:column;gap:.125rem}.meta-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted, #8b949e)}.meta-value{font-size:.875rem;color:var(--text-bright, #e0e6ed);font-weight:500}.card-link{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--bg-darker, #0d1117);border-top:1px solid var(--border-dim, #2a3441);color:var(--accent, #00d9ff);text-decoration:none;font-size:.875rem;font-weight:500;transition:background-color .2s ease}.card-link:hover{background:var(--card-bg, #1a2332)}.card-link-arrow{transition:transform .2s ease}.card-link:hover .card-link-arrow{transform:translate(4px)}.card-link-disabled{color:var(--text-muted, #8b949e);cursor:default}.card-link-disabled:hover{background:var(--bg-darker, #0d1117)}.chain-badge{position:absolute;top:.5rem;right:.5rem;padding:.25rem .5rem;border-radius:4px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.chain-ethereum{background:#627eeae6;color:#fff}.chain-base{background:#0052ffe6;color:#fff}.my-nfts-shell{background:linear-gradient(135deg,rgba(0,217,255,.05) 0%,transparent 100%);border:1px solid var(--accent, #00d9ff);border-radius:8px;padding:2rem;margin-bottom:2rem}.my-nfts-loading,.collections-loading{display:flex;align-items:center;justify-content:center;gap:1rem;padding:2rem;color:var(--text-muted, #8b949e)}.spinner{width:24px;height:24px;border:3px solid var(--border-dim, #2a3441);border-top-color:var(--accent, #00d9ff);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.my-nfts-error{text-align:center;padding:2rem;color:var(--text-muted, #8b949e)}.my-nfts-error p{margin-bottom:1rem}.my-nfts-stats{display:flex;justify-content:center;gap:3rem;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border-dim, #2a3441)}.my-nfts-stats .stat-item{text-align:center}.my-nfts-stats .stat-value{display:block;font-size:2rem;font-weight:700;color:var(--accent, #00d9ff)}.my-nfts-stats .stat-label{font-size:.875rem;color:var(--text-muted, #8b949e);text-transform:uppercase;letter-spacing:.05em}.collection-refresh{margin-top:1rem}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.refresh-icon{display:inline-block}.refresh-icon.spinning{animation:spin 1s linear infinite}.nft-card{background:var(--card-bg, #1a2332);border:1px solid var(--border-dim, #2a3441);border-radius:8px;overflow:hidden;transition:border-color .2s ease,transform .2s ease}.nft-card:hover{border-color:var(--accent, #00d9ff);transform:translateY(-2px)}.nft-card-image{aspect-ratio:1;background:var(--bg-darker, #0d1117);overflow:hidden}.nft-card-image img{width:100%;height:100%;object-fit:cover}.nft-card-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg-darker, #0d1117) 0%,var(--card-bg, #1a2332) 100%);font-size:3rem;opacity:.3}.nft-card-content{padding:1rem}.nft-card-title{margin:0 0 .25rem;font-size:1rem;color:var(--text-bright, #e0e6ed);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nft-card-collection{margin:0;font-size:.75rem;color:var(--text-muted, #8b949e)}.no-nfts-message{text-align:center;padding:3rem;color:var(--text-muted, #8b949e)}.no-nfts-message p{margin-bottom:1rem}.about-content{max-width:65ch}.about-content h3{margin-top:1.5rem;margin-bottom:.5rem;font-size:1.1rem;color:var(--text-bright, #e0e6ed)}.about-content ul{list-style:none;padding:0;margin:1rem 0}.about-content li{padding:.5rem 0;border-bottom:1px solid var(--border-dim, #2a3441)}.about-content li:last-child{border-bottom:none}.about-content strong{color:var(--accent, #00d9ff)}@media (max-width: 768px){.my-nfts-stats{gap:2rem}.my-nfts-stats .stat-value{font-size:1.5rem}}