.app-header{background:#fff;box-shadow:0 2px 8px #0000000f;padding:0 24px;position:sticky;top:0;z-index:999}.header-content{display:flex;justify-content:space-between;align-items:center;height:100%}.header-logo{font-size:20px;font-weight:600;color:#1890ff}.header-right{display:flex;align-items:center;gap:16px}.user-menu{display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 8px;border-radius:4px;transition:background-color .3s}.user-menu:hover{background-color:#0000000a}.user-name{font-size:14px}.main-layout{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:24px;background:#f0f2f5}.content-wrapper{max-width:1200px;margin:0 auto}.main-footer{text-align:center;background:#fff;border-top:1px solid #f0f0f0}.home-page{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 200px)}.welcome-card{max-width:600px;width:100%}*{box-sizing:border-box;margin:0;padding:0}#root{width:100%;min-height:100vh}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{width:100%}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}}