:root{--color-primary: #0066cc;--color-primary-100: rgba(0, 102, 204, .1);--color-primary-600: #0066cc;--color-primary-700: #0052a3;--color-text-primary: #1a1a1a;--color-text-secondary: #666666;--color-text-tertiary: #999999;--color-text-on-primary: #ffffff;--color-text-on-dark: #ffffff;--color-bg-primary: #ffffff;--color-bg-secondary: #f5f5f5;--color-bg-tertiary: #e5e5e5;--color-sidebar-bg: #1a1a2e;--color-sidebar-hover: rgba(255, 255, 255, .1);--color-border-light: #e5e5e5;--color-border-medium: #cccccc;--color-error-50: #fef2f2;--color-error-500: #ef4444;--color-error-700: #b91c1c;--color-warning-500: #f59e0b;--color-success-50: #f0fdf4;--color-success-500: #22c55e;--color-success-700: #15803d}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--color-bg-secondary);color:var(--color-text-primary);line-height:1.5}a{color:var(--color-primary-600);text-decoration:none}a:hover{text-decoration:underline}.page{max-width:1400px;width:100%;margin:0 auto}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.page-header h1{font-size:1.75rem;font-weight:600;color:var(--color-text-primary);margin:0}