*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--sidebar-w:220px;--color-bg:#f8f9fa;--color-surface:#fff;--color-border:#e2e8f0;--color-text:#1a202c;--color-muted:#718096;--color-primary:#6366f1;--color-primary-hover:#4f46e5;--color-success:#10b981;--color-warn:#f59e0b;--color-danger:#ef4444;--color-info:#3b82f6;--radius:8px;color:var(--color-text);background:var(--color-bg);font-family:Inter,system-ui,sans-serif;font-size:14px}.dark{--color-bg:#0f1117;--color-surface:#1a1d27;--color-border:#2d3148;--color-text:#e2e8f0;--color-muted:#94a3b8}.app-root{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-w);background:var(--color-surface);border-right:1px solid var(--color-border);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-logo{border-bottom:1px solid var(--color-border);align-items:center;gap:8px;padding:20px 16px 12px;font-size:18px;display:flex}.logo-icon{font-size:22px}.sidebar-nav{flex:1;padding:8px 0;list-style:none;overflow-y:auto}.sidebar-nav li{margin:2px 8px}.nav-link{border-radius:var(--radius);color:var(--color-muted);align-items:center;gap:10px;padding:8px 12px;text-decoration:none;transition:background .15s,color .15s;display:flex}.nav-link:hover,.nav-link--active{background:color-mix(in srgb, var(--color-primary) 10%, transparent);color:var(--color-primary)}.nav-icon{text-align:center;width:20px;font-size:16px}.nav-label{font-size:13px;font-weight:500}.sidebar-footer{border-top:1px solid var(--color-border);align-items:center;gap:8px;padding:12px 16px;display:flex}.sidebar-user{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.btn-icon{cursor:pointer;color:var(--color-muted);background:0 0;border:none;border-radius:4px;padding:4px;font-size:16px;transition:color .15s}.btn-icon:hover{color:var(--color-text)}.main-content{margin-left:var(--sidebar-w);flex:1;min-height:100vh;padding:24px;overflow-x:hidden}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px}.badge{text-transform:uppercase;letter-spacing:.4px;border-radius:99px;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge--success{color:#065f46;background:#d1fae5}.badge--warn{color:#92400e;background:#fef3c7}.badge--danger{color:#991b1b;background:#fee2e2}.badge--info{color:#1e40af;background:#dbeafe}.badge--secondary{color:#475569;background:#f1f5f9}.dark .badge--success{color:#6ee7b7;background:#064e3b}.dark .badge--warn{color:#fcd34d;background:#78350f}.dark .badge--danger{color:#fca5a5;background:#7f1d1d}.dark .badge--info{color:#93c5fd;background:#1e3a5f}.dark .badge--secondary{color:#94a3b8;background:#1e293b}.page-header{margin-bottom:24px}.page-header h1{font-size:22px;font-weight:700}.page-header p{color:var(--color-muted);margin-top:4px;font-size:13px}.btn{border-radius:var(--radius);cursor:pointer;border:none;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;transition:opacity .15s,background .15s;display:inline-flex}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn--danger{background:var(--color-danger);color:#fff}.btn--danger:hover:not(:disabled){opacity:.85}.btn--ghost{border:1px solid var(--color-border);color:var(--color-text);background:0 0}.btn--ghost:hover:not(:disabled){background:var(--color-border)}.btn--sm{padding:5px 10px;font-size:12px}*{box-sizing:border-box}body{color:#222;background-color:#fff;margin:0;font-family:Inter,sans-serif}#app{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;display:flex}