body{font-family:Arial,sans-serif;margin:0;background:#f5f6f8}header{padding:12px 16px;background:#1d3557;color:#fff;display:flex;justify-content:space-between}.container{padding:16px}.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}.project{background:#fff;padding:12px;border-radius:8px;border:1px solid #ddd;cursor:grab}.board{display:flex;gap:12px;overflow-x:auto;padding-bottom:8px}.column{width:300px;min-height:200px;background:#ebecf0;border-radius:8px;padding:10px}.card{background:#fff;border-radius:6px;padding:8px;margin:8px 0;border:1px solid #ddd;cursor:grab}.row{display:flex;gap:8px}.btn{background:#2563eb;color:#fff;border:none;padding:6px 10px;border-radius:4px;cursor:pointer}.btn.secondary{background:#6b7280}.muted{color:#666;font-size:12px}