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var(--border);border-top-color:var(--accent);border-radius:50%;animation:preview-spin .8s linear infinite}@keyframes preview-spin{to{transform:rotate(360deg)}}.preview-frame{position:relative;min-height:280px;border:2px dashed var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;background:repeating-conic-gradient(#1a1a26 0% 25%,#161620 0% 50%) 50% / 16px 16px;overflow:hidden;cursor:pointer;transition:border-color .15s ease,background-color .15s ease}.preview-frame-empty:hover,.preview-frame-dragover{border-color:var(--accent)}.preview-frame-dragover{background-color:#7b6ef614}.preview-frame-disabled{cursor:not-allowed;opacity:.7;pointer-events:none}.preview-frame:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.preview-file-input{display:none}.preview-frame 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.preview-overlay-btn,.preview-overlay-btn:focus-visible{opacity:1}.preview-download:hover{background:var(--success)}.preview-remove:hover{background:var(--danger)}.preview-download-icon,.preview-remove-icon{display:block}.preview-download-icon{width:1rem;height:1rem}.preview-remove-icon{transform:translateY(-2px)}.actions{display:flex;flex-wrap:wrap;gap:.75rem}.actions .btn-primary,.actions .btn-cancel{flex:1;width:100%;padding:.85rem 1.1rem}.btn{border:none;border-radius:8px;padding:.7rem 1.1rem;font-weight:600}.btn-primary{background:var(--success);color:#fff}.btn-primary:hover:not(:disabled){background:#1fe0b3}.btn-primary-edit{background:#4f8cff}.btn-primary-edit:hover:not(:disabled){background:#6ba0ff}.btn-cancel{background:var(--danger);color:#fff}.btn-cancel:hover{background:#ff8585}.btn-secondary{background:var(--surface-raised);color:inherit;border:1px solid var(--border)}.btn:disabled{opacity:.55;cursor:not-allowed}.gallery-panel{margin-top:1.25rem}.gallery-header{margin-bottom:1rem}.gallery-header h2{margin:0}.gallery-subtitle{margin:.35rem 0 0;color:var(--text-muted);font-size:.9rem}.gallery-message{margin:0;color:var(--text-muted)}.gallery-error{color:var(--danger)}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1rem}.gallery-item{display:flex;flex-direction:column;gap:.5rem;padding:.65rem;border:1px solid var(--border);border-radius:8px;background:var(--surface-raised)}.gallery-item-active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.gallery-thumb{display:block;width:100%;aspect-ratio:1;padding:0;border:none;border-radius:6px;overflow:hidden;background:repeating-conic-gradient(#1a1a26 0% 25%,#161620 0% 50%) 50% / 12px 12px;cursor:pointer}.gallery-thumb:disabled{cursor:not-allowed;opacity:.7}.gallery-thumb img{width:100%;height:100%;object-fit:contain;image-rendering:pixelated;image-rendering:crisp-edges}.gallery-meta{display:flex;flex-direction:column;gap:.15rem;min-width:0}.gallery-name{font-family:ui-monospace,Cascadia Code,monospace;font-size:.72rem;color:var(--success);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gallery-stats{font-size:.75rem;color:#e8e8ef}.gallery-date{font-size:.75rem;color:var(--text-muted)}.gallery-delete{align-self:flex-start;border:1px solid var(--border);border-radius:6px;background:transparent;color:var(--text-muted);padding:.3rem .55rem;font-size:.75rem}.gallery-delete:hover{color:var(--danger);border-color:var(--danger)}