*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f5f5}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.auth-card{width:420px;padding:40px;background:#fff;border-radius:12px;box-shadow:0 20px 60px #00000026}.auth-card h1{text-align:center;margin-bottom:8px;font-size:24px;color:#1a1a1a}.auth-card p{text-align:center;color:#999;margin-bottom:32px}.layout-sider{background:#001529}.layout-header{background:#fff;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #f0f0f0;height:64px}.layout-content{margin:24px}.stat-card{text-align:center}.stat-card .value{font-size:32px;font-weight:700;color:#1677ff}.stat-card .label{color:#999;margin-top:4px}.pay-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#f0f2f5}.pay-card{width:400px;padding:32px;background:#fff;border-radius:12px;box-shadow:0 4px 20px #0000001a;text-align:center}.pay-card h2{margin-bottom:8px}.pay-card .amount{font-size:40px;font-weight:700;color:#1677ff;margin:20px 0}