body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:#f9fafb}.container{max-width:1200px;margin:0 auto;padding:2rem}.kanban-column{width:280px;background-color:#f3f4f6;border-radius:8px;padding:16px;margin-right:24px}.kanban-column h2{font-size:1.125rem;font-weight:600;margin-bottom:16px;color:#1f2937}.task-card{background-color:#fff;border-radius:6px;padding:12px;margin-bottom:12px;box-shadow:0 1px 2px rgba(0,0,0,.1);cursor:move}.task-card:hover{box-shadow:0 2px 4px rgba(0,0,0,.15)}.add-task-input{border:1px solid #d1d5db;border-radius:4px;margin-bottom:8px}.add-task-button,.add-task-input{width:100%;padding:8px;font-size:14px}.add-task-button{background-color:#3b82f6;color:#fff;border:none;border-radius:4px;cursor:pointer}.add-task-button:hover{background-color:#2563eb}.delete-button{margin-top:8px;font-size:12px;color:#ef4444;background:none;border:none;cursor:pointer}.delete-button:hover{color:#dc2626}