.app-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--color-header-bg);display:flex;align-items:center;padding:0 var(--space-md);z-index:100;gap:16px}.app-header-brand{font-size:16px;white-space:nowrap}.app-header-brand-icon{width:24px;height:24px;flex-shrink:0;display:block}.app-header>.ant-tabs-nav{margin:0!important;align-self:stretch}.app-header>.ant-tabs-nav:before{left:-9999px!important;right:-9999px!important}.app-header .ant-tabs-tab{align-self:stretch;display:flex!important;align-items:center}.app-header .ant-tabs-tab-active{background:var(--color-surface)!important}.app-header .ant-tabs-tab:not(.ant-tabs-tab-active){background:var(--color-tab-inactive)!important}.app-header>:not(.ant-tabs-nav){position:relative;z-index:1}.app-tabs>.ant-tabs-content-holder{margin-top:var(--header-height)}:root{--font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;--text-xs: 11px;--text-sm: 13px;--text-base: 14px;--text-md: 16px;--text-lg: 18px;--text-xl: 24px;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-text: #1f2937;--color-text-secondary: #6b7280;--color-border: #e5e7eb;--color-danger: #dc2626;--color-success: #16a34a;--color-warning: #ca8a04;--color-neutral: #f3f4f6;--color-hover: #e6f7ff;--header-height: 56px;--color-header-bg: #ddf0e4;--color-tab-inactive: #c9e3d1;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--radius-sm: 4px;--radius-md: 8px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 12px rgba(0, 0, 0, .15)}*{box-sizing:border-box}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.5;margin:0;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}[data-staging]{--color-header-bg: #fde2e2;--color-tab-inactive: #f5c4c4}[data-localhost]{--color-header-bg: #f8efbe;--color-tab-inactive: #f1e19a}