:root{color-scheme:light;--app-bg: #f6f8fb;--app-surface: #ffffff;--app-border: #e5e6eb;--app-text: #1d2129;--app-muted: #86909c;--app-code-bg: #f7f8fa;--app-login-bg: #fff7f0;--app-shadow: rgba(29, 33, 41, .12)}body[arco-theme=dark]{color-scheme:dark;--app-bg: #17171a;--app-surface: #232326;--app-border: #3a3a3f;--app-text: #f2f3f5;--app-muted: #a9aeb8;--app-code-bg: #1b1b1e;--app-login-bg: #191715;--app-shadow: rgba(0, 0, 0, .35)}body{margin:0;background:var(--app-bg);color:var(--app-text);transition:background-color .16s ease,color .16s ease}.admin-layout{min-height:100vh;background:var(--app-bg)}.admin-sider{background:var(--app-surface);border-right:1px solid var(--app-border)}.admin-sider .arco-menu{background:transparent}.brand{height:56px;display:flex;align-items:center;padding:0 20px;font-weight:700;font-size:18px}.admin-header{height:64px;background:var(--app-surface);border-bottom:1px solid var(--app-border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.admin-breadcrumb .arco-breadcrumb-item:last-child{color:var(--app-text);font-weight:600}.admin-content{padding:24px;background:var(--app-bg)}.page-stack,.page-stack>.arco-space-item{width:100%}.login-page,.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-page{position:relative;background:var(--app-login-bg)}.center-screen{background:var(--app-bg)}.center-panel{min-height:240px;display:flex;align-items:center;justify-content:center;color:var(--app-muted)}.login-preferences{position:absolute;top:24px;right:24px}.login-container{display:flex;flex-direction:column;align-items:center;gap:24px}.login-panel{width:400px;padding:40px;background:var(--app-surface);border:1px solid var(--app-border);border-radius:8px;box-shadow:0 8px 32px var(--app-shadow)}.login-header{text-align:center;margin-bottom:32px}.login-logo{font-size:48px;margin-bottom:16px}.login-header .arco-typography{margin:8px 0}.login-footer{text-align:center}.login-footer .arco-typography{color:var(--app-muted)}.placeholder-card{max-width:720px}.placeholder-card .arco-typography{display:block;margin-top:8px}.page-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px}.page-toolbar-end{justify-content:flex-end}.page-toolbar-with-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px}.json-view{margin:0;padding:12px;overflow:auto;max-height:calc(100vh - 160px);background:var(--app-code-bg);border:1px solid var(--app-border);border-radius:6px;font-size:12px;line-height:1.6}.content-preview-body{white-space:pre-wrap}.dashboard-stats-row>.arco-col{display:flex}.dashboard-stats-card{width:100%;height:272px}.dashboard-stats-card>.arco-card-body{height:218px;box-sizing:border-box;overflow:auto}.log-insights-row>.arco-col{display:flex}.log-insight-card{width:100%;height:420px}.log-insight-card>.arco-card-body{max-height:366px;overflow:auto}@media(max-width:768px){.login-panel{width:90%;max-width:400px;padding:32px 24px}.login-logo{font-size:40px}.log-insight-card{height:auto}.log-insight-card>.arco-card-body{max-height:none;overflow:visible}}