html,body,#root{height:100%;margin:0;padding:0;background:#f5f7fb;color:#1f2937}*{box-sizing:border-box}.ant-card{border-radius:12px}.page-container{padding:20px}.kpi-card{border-radius:12px;transition:transform .2s ease,box-shadow .2s ease}.kpi-card:hover{transform:translateY(-2px);box-shadow:0 10px 30px -12px #0f766e40}