:root{--bg-primary: #0A0A0A;--bg-secondary: #141414;--bg-tertiary: #1A1A1A;--text-primary: #FFFFFF;--text-secondary: #A1A1AA;--border-color: #27272A;--accent-color: #3B82F6;--accent-hover: #2563EB;--danger-color: #EF4444;--danger-hover: #DC2626;font-family:Inter,sans-serif;line-height:1.5;color:var(--text-primary);background-color:var(--bg-primary)}*{margin:0;padding:0;box-sizing:border-box}body{min-height:100vh}header{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;background:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.logo{display:flex;align-items:center;gap:.75rem;color:var(--text-primary);font-weight:600;font-size:1.125rem}.actions{display:flex;align-items:center;gap:1rem}.bluesky-link{color:var(--text-secondary);text-decoration:none;font-size:.875rem;display:flex;align-items:center;gap:.5rem;transition:color .2s}.bluesky-link:hover{color:var(--text-primary)}.bluesky-link svg{width:20px;height:20px}.github-link{color:var(--text-secondary);text-decoration:none;font-size:.875rem}.theme-toggle{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem;border-radius:.375rem}.theme-toggle:hover{background:var(--bg-tertiary)}main{padding:2rem}.container{display:grid;grid-template-columns:1fr 400px;gap:2rem;max-width:1400px;margin:0 auto}.drop-section{min-height:calc(100vh - 200px)}.drop-zone{height:100%;border:2px dashed var(--border-color);border-radius:.75rem;padding:2rem;color:var(--text-secondary);transition:all .2s;display:flex;flex-direction:column}.drop-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.drop-content.hidden{display:none}.drop-zone svg{margin-bottom:1.5rem}.drop-zone h2{color:var(--text-primary);font-size:1.25rem;margin-bottom:.75rem}.drop-zone p{font-size:.875rem;margin-bottom:1.5rem}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent-color);background:#3b82f60d}.browse-button{background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);padding:.75rem 1.5rem;border-radius:.5rem;font-size:.875rem;cursor:pointer;transition:all .2s}.browse-button:hover{background:var(--bg-secondary)}.sidebar{display:flex;flex-direction:column;gap:1.5rem}.config-panel{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem}h3{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary)}.config-item{margin-bottom:1.5rem}.config-item:last-child{margin-bottom:0}.config-item label{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;margin-bottom:.75rem}.value{color:var(--text-secondary);font-variant-numeric:tabular-nums}input[type=range]{width:100%;height:6px;background:var(--bg-tertiary);border-radius:3px;outline:none;-webkit-appearance:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;background:var(--accent-color);border-radius:50%;cursor:pointer;border:2px solid var(--bg-secondary)}input[type=range]::-moz-range-thumb{width:16px;height:16px;background:var(--accent-color);border-radius:50%;cursor:pointer;border:2px solid var(--bg-secondary)}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:.75rem;margin:1.5rem 0;min-height:0}.preview-item{position:relative;background:var(--bg-tertiary);border-radius:.375rem;overflow:hidden}.preview-item img{width:100%;height:auto;display:block}.preview-item .remove{position:absolute;top:.25rem;right:.25rem;width:20px;height:20px;border-radius:50%;background:var(--danger-color);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;opacity:0;transition:opacity .2s}.preview-item:hover .remove{opacity:1}.preview-actions{display:flex;gap:.75rem;margin-top:auto}.button{flex:1;padding:.75rem;border-radius:.5rem;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s;border:none}.button:disabled{opacity:.5;cursor:not-allowed}.button.primary{background:var(--accent-color);color:#fff}.button.primary:hover:not(:disabled){background:var(--accent-hover)}.button.secondary{background:var(--bg-tertiary);color:var(--danger-color);border:1px solid var(--border-color)}.button.secondary:hover:not(:disabled){background:var(--danger-color);color:#fff;border-color:var(--danger-color)}