:root{--bg-primary: #0d0d1a;--bg-secondary: #1a1a2e;--bg-tertiary: #252540;--bg-elevated: #2d2d4a;--bg-input: #16162b;--text-primary: #e0e0e8;--text-secondary: #8888a0;--text-muted: #555570;--text-inverse: #0d0d1a;--color-success: #30c060;--color-warning: #e0a030;--color-error: #e04040;--color-info: #4a7af5;--color-online: #30c060;--color-offline: #e04040;--color-accent: #4a7af5;--color-accent-hover: #5a8aff;--color-accent-dim: #3a5ab0;--border-color: #2a2a45;--border-color-light: #3a3a55;--sidebar-width: 240px;--sidebar-width-collapsed: 60px;--sidebar-bg: var(--bg-secondary);--sidebar-item-hover: var(--bg-tertiary);--sidebar-item-active-bg: rgba(74, 122, 245, .15);--sidebar-item-active-border: var(--color-accent);--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 24px;--space-xxl: 32px;--space-3xl: 48px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--font-ui: -apple-system, "Segoe UI", system-ui, sans-serif;--font-mono: "Consolas", "JetBrains Mono", "Courier New", monospace;--font-size-xs: 11px;--font-size-sm: 12px;--font-size-md: 14px;--font-size-lg: 16px;--font-size-xl: 20px;--font-size-xxl: 24px;--font-size-3xl: 32px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 2px 8px rgba(0, 0, 0, .4);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .5);--transition-fast: .1s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--z-base: 1;--z-dropdown: 100;--z-panel: 200;--z-modal: 300;--z-toast: 400}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-ui);font-size:var(--font-size-md);color:var(--text-primary);background-color:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;line-height:1.5}a{color:var(--color-accent);text-decoration:none}a:hover{color:var(--color-accent-hover);text-decoration:underline}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:inherit}code,pre{font-family:var(--font-mono)}table{border-collapse:collapse;width:100%}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-color-light)}