:root{--bg-primary: #fefefe;--bg-secondary: #f8f9fa;--bg-tertiary: #ffffff;--bg-hover: #f0f2f5;--text-primary: #1a1d24;--text-secondary: #596170;--text-tertiary: #8890a0;--border-light: #e5e7eb;--border-medium: #d1d5db;--accent-primary: #2563eb;--accent-hover: #1d4ed8;--accent-light: #dbeafe;--success: #059669;--success-light: #d1fae5;--danger: #dc2626;--danger-light: #fee2e2;--warning: #d97706;--warning-light: #fef3c7;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .08);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .08);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--mono: "SF Mono", "Fira Code", ui-monospace, Menlo, Consolas, monospace}*{margin:0;padding:0;box-sizing:border-box}body{font-family:DM Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-secondary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.btn{padding:10px 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