:root{--bg-app: #f7f7f8;--bg-surface: #ffffff;--bg-sidebar: #0f1115;--bg-elev: #fafafa;--border-soft: #e7e7ea;--border-strong: #d4d4d8;--text-primary: #18181b;--text-secondary: #52525b;--text-muted: #a1a1aa;--text-on-dark: #e4e4e7;--text-on-dark-muted: #a1a1aa;--accent: #0f1115;--accent-fg: #ffffff;--danger: #dc2626;--danger-bg: #fee2e2;--success: #16a34a;--success-bg: #dcfce7;--warning: #d97706;--warning-bg: #fef3c7;--info: #2563eb;--info-bg: #dbeafe;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-pill: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Roboto, Helvetica, Arial, sans-serif;--font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;--fs-xs: 11px;--fs-sm: 12px;--fs-base: 14px;--fs-md: 15px;--fs-lg: 16px;--fs-xl: 18px;--fs-2xl: 22px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 1px 3px rgba(0, 0, 0, .06), 0 4px 12px rgba(0, 0, 0, .04)}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:var(--font-sans);font-size:var(--fs-base);color:var(--text-primary);background:var(--bg-app);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer;background:none;border:none;color:inherit}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}