/* Minimal styling for stats */
.co2-stats { display:grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1.5rem; align-items:center; }
.co2-stats .stat { text-align:center; }
.co2-stats .stat-number { font-size:1.6rem; font-weight:600; }
.co2-stats .stat-label { font-size:0.9rem; color:#555; }