.customer-detail{padding:24px;max-width:1200px;margin:0 auto}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.header-actions{display:flex;gap:12px}.overview-card{margin-bottom:24px}.customer-title{display:flex;align-items:center;gap:12px;margin-bottom:16px}.customer-title h2{margin:0;font-size:24px;font-weight:600}.overview-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:16px}.stat-item{display:flex;flex-direction:column;gap:4px}.stat-item label{color:#666;font-size:14px}.stat-item span{font-size:16px;font-weight:500}.stat-item .amount{color:#f5222d;font-weight:600}.ai-panel{margin-bottom:24px;background:#f6ffed;border:1px solid #b7eb8f}.detail-collapse{margin-bottom:24px}.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.detail-item{display:flex;flex-direction:column;gap:4px;padding:12px;background:#fafafa;border-radius:6px}.detail-item label{color:#666;font-size:13px}.detail-item span{font-size:14px;color:#333;word-break:break-all}.followup-list{display:flex;flex-direction:column;gap:12px}.followup-card{border-left:3px solid #1890ff}.followup-header{display:flex;justify-content:space-between;margin-bottom:8px}.followup-type{font-weight:500;color:#1890ff}.followup-date{color:#999;font-size:13px}.followup-content{margin:8px 0;line-height:1.6}.followup-meta{display:flex;gap:24px;color:#666;font-size:13px;margin-top:8px}.empty-text{text-align:center;color:#999;padding:48px}@media (max-width: 768px){.customer-detail{padding:12px}.overview-stats{grid-template-columns:repeat(2,1fr)}.detail-grid{grid-template-columns:1fr}.header-actions{flex-wrap:wrap}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f5f5}#root{min-height:100vh}