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rgba(255,255,255,.08)}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}.preview-card{display:flex;align-items:flex-start;gap:10px;padding:12px;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:8px;transition:all .2s}.preview-card:hover{border-color:#ffffff26;background:#ffffff0d}.preview-card-icon{width:32px;height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border-radius:6px;overflow:hidden}.preview-card-icon img{width:100%;height:100%;object-fit:cover}.preview-card-placeholder{width:16px;height:16px;background:#ffffff1a;border-radius:4px}.preview-card-content{flex:1;min-width:0}.preview-card-content h4{font-size:13px;font-weight:500;margin-bottom:4px;color:var(--text-main)}.preview-card-content p{font-size:11px;color:var(--text-muted);margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cards-loading{grid-column:1 / -1;text-align:center;padding:40px 20px;color:var(--text-muted);font-size:13px}.cards-loading:before{content:"";display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite;margin-right:8px;vertical-align:middle}.cards-error{grid-column:1 / -1;text-align:center;padding:40px 20px;color:#ff8080;font-size:13px;background:#ff50501a;border-radius:8px;border:1px solid rgba(255,80,80,.2)}.cards-error p{margin-bottom:8px}.cards-error .error-hint{font-size:12px;color:#fff9;margin-bottom:4px}.cards-error code{background:#ffffff1a;padding:2px 6px;border-radius:4px;font-family:monospace}