*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f5f5f5;min-width:1024px}#root{min-height:100vh}.page-container{max-width:1200px;margin:0 auto;padding:24px}.app-header{height:56px;background:#fff;border-bottom:1px solid #e8e8e8;display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:100}.app-header-left{display:flex;align-items:center;gap:12px}.app-header-title{font-size:18px;font-weight:600;color:#333;cursor:pointer}.vehicle-grid{display:grid;grid-template-columns:repeat(5,140px);gap:16px;justify-content:center;margin:24px 0}.vehicle-card{width:140px;height:100px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid #d9d9d9;border-radius:8px;background:#fff;cursor:pointer;transition:all .2s}.vehicle-card:hover{border-color:#1890ff;box-shadow:0 2px 8px #1890ff26}.vehicle-card.disabled{background:#f5f5f5;cursor:not-allowed;opacity:.6}.vehicle-card .vehicle-number{font-size:18px;font-weight:700;color:#333}.vehicle-card .driver-name{font-size:14px;color:#666;margin-top:4px}.vehicle-card .driver-name.unassigned{color:#bbb}.section-card{margin-bottom:16px}.section-card .section-title{font-size:16px;font-weight:600;margin-bottom:8px}.section-card .auto-mapped{color:#52c41a;font-size:13px;margin-top:4px}.store-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.result-summary{display:grid;grid-template-columns:1fr 1fr;gap:8px}.result-summary .total-row{grid-column:1 / -1;font-size:18px;font-weight:700;border-top:2px solid #333;padding-top:8px;margin-top:8px}.distance-label{display:flex;justify-content:space-between;padding:4px 0}.distance-label .value{font-weight:600}.distance-label .value.commute{color:#1890ff}.distance-label .value.return{color:#fa8c16}.distance-label .value.total{color:#333;font-size:20px}