*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.app-shell{height:100vh;overflow:hidden}.app-sider .ant-layout-sider-children{display:flex;flex-direction:column;height:100%;overflow:hidden}.brand{display:flex;align-items:center;gap:12px;padding:18px 16px;border:0;background:none;cursor:pointer;width:100%;text-align:left;border-bottom:1px solid #f5f5f5}.brand span{display:flex;flex-direction:column;line-height:1.35}.brand strong{font-size:15px;color:#1d1d1d}.brand small{font-size:11px;color:#8c8c8c}.brand-mark{font-size:22px;color:#1677ff;flex-shrink:0}.app-header{display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:#fff;border-bottom:1px solid #f0f0f0;height:56px;line-height:56px}.app-content{padding:20px 24px;overflow:auto;height:calc(100vh - 56px)}.user-copy{display:flex;flex-direction:column;line-height:1.3}.sider-footnote{margin-top:auto;padding:12px 16px;display:flex;align-items:center;gap:8px;font-size:11px;color:#8c8c8c;border-top:1px solid #f0f0f0;word-break:break-all}.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8f4ff,#f0f2f5)}.login-card{width:420px;border-radius:12px;box-shadow:0 8px 32px #00000014}.login-logo{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;background:#1677ff;border-radius:12px;color:#fff;font-size:24px;font-weight:700}