:root{--bg: #0a0a0f;--surface: #14141c;--surface-2: #1e1e2a;--border: #2a2a3a;--text: #e8e8ee;--text-dim: #9090a0;--accent: #8b5cf6;--accent-hover: #a78bfa;--error: #ef4444;--success: #10b981}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}header{padding:1.5rem 2rem;border-bottom:1px solid var(--border);display:flex;align-items:baseline;gap:1rem}header h1{margin:0;font-size:1.5rem;background:linear-gradient(135deg,var(--accent),#ec4899);-webkit-background-clip:text;background-clip:text;color:transparent}.tagline{margin:0;color:var(--text-dim);font-size:.9rem}main{padding:2rem;max-width:1200px;margin:0 auto}button{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:.6rem 1.2rem;font-size:.95rem;cursor:pointer;transition:background .15s}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.5rem}.error{color:var(--error);padding:1rem;background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:8px}.subtitle{color:var(--text-dim);font-size:.9rem;margin-top:-.25rem}.divider{border:none;border-top:1px solid var(--border);margin:1.5rem 0}.load-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.5rem 0}.drop-zone{border:2px dashed var(--border);border-radius:10px;padding:1.5rem;min-height:220px;display:flex;flex-direction:column;gap:.75rem;transition:border-color .15s,background .15s}.drop-zone.drag-active{border-color:var(--accent);background:#8b5cf60d}.eye-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);font-weight:600}.eye-body{display:flex;flex-direction:column;gap:.5rem;align-items:flex-start}.hint{font-size:.85rem;color:var(--text-dim)}.controls{display:flex;gap:.75rem;justify-content:flex-end;margin-top:1rem}#status{margin-top:1rem;font-size:.9rem;color:var(--text-dim)}.preview-canvas{display:block;max-width:100%;max-height:60vh;width:auto;height:auto;margin-inline:auto;background:#000;border-radius:8px;object-fit:contain}.preview-controls{display:flex;gap:1rem;align-items:center;margin-top:1rem;flex-wrap:wrap}.preview-controls label{display:flex;gap:.5rem;align-items:center;font-size:.9rem}.preview-controls select,.preview-controls input[type=range]{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:.3rem .5rem}.export-controls{display:flex;flex-direction:column;gap:1rem;margin:1rem 0}.export-controls fieldset{border:1px solid var(--border);border-radius:8px;padding:.75rem 1rem}.export-controls fieldset legend{color:var(--text-dim);font-size:.85rem;padding:0 .5rem}.export-controls label{display:inline-flex;gap:.4rem;align-items:center;margin-right:1rem;font-size:.95rem}.export-progress{width:100%;margin:1rem 0}.download-link{display:inline-block;padding:.6rem 1rem;background:var(--success);color:#fff;border-radius:6px;text-decoration:none;margin:.3rem .3rem .3rem 0;font-size:.9rem}.transfer-slot{display:flex;flex-direction:column;gap:.5rem;align-items:flex-start}.share-link{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:.4rem .6rem;font-family:monospace;font-size:.8rem;min-width:280px}.rx-progress,.tx-progress{width:100%}.canvas-wrap{position:relative}.drag-hint{position:absolute;bottom:1rem;left:50%;transform:translate(-50%);padding:.4rem .8rem;background:#0000008c;color:#fff;font-size:.85rem;border-radius:999px;pointer-events:none;opacity:1;transition:opacity .4s ease-out}.drag-hint.hidden{opacity:0}.advanced{margin-top:1rem;padding:.5rem .75rem;border:1px solid var(--border);border-radius:6px;font-size:.85rem}.advanced summary{cursor:pointer;color:var(--text-dim)}.advanced p{margin:.5rem 0 0}