body{margin:0;font-family:Arial,sans-serif;background:#f5f7fb}*{box-sizing:border-box;touch-action:manipulation}input{font-size:16px}.app-shell{width:min(100% - 24px,1180px);margin:0 auto;padding:24px 0}.dashboard-layout{display:grid;grid-template-columns:minmax(0,2fr) 360px;gap:28px;align-items:start}.main-card,.side-card{background:#fff;border-radius:18px;box-shadow:0 8px 24px #0f172a14}.side-panel{display:grid;gap:18px}.action-panel{display:grid;gap:16px}button{min-height:44px}.bill-actions{display:flex;gap:8px}.bill-actions button{flex:1}.balance-card-row{display:flex;overflow-x:auto;gap:16px;padding-bottom:12px}.balance-card{min-width:240px;flex:0 0 auto}.section{padding:12px 16px}h2{margin-bottom:8px}.bill-row{display:flex;justify-content:space-between;align-items:center}.bill-left{display:flex;flex-direction:column}.bill-right{text-align:right}@media(max-width:768px){.timeline{padding:16px}.timeline-card{flex:0 0 72vw;width:72vw;min-width:72vw}.timeline-header{align-items:flex-start}.sync-button,.exit-button{padding:10px 12px}}@media(max-width:768px){.bill-row{align-items:flex-start;gap:12px}.bill-actions{flex-direction:column;width:92px;flex:0 0 92px}.bill-actions button{min-height:44px;padding:8px}}