*,*:before,*:after{box-sizing:border-box}:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-light: #eff6ff;--color-background: #f5f5f5;--color-surface: #ffffff;--color-text: #1a1a1a;--color-text-secondary: #6b7280;--color-text-muted: #9ca3af;--color-border: #e5e7eb;--color-error: #dc2626;--color-error-bg: #fef2f2;--color-success: #16a34a;--color-success-bg: #f0fdf4;--color-warning: #d97706}html,body{margin:0;padding:0;height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--color-text);background:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button,input{font-family:inherit;font-size:inherit}