*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--sidebar-bg: #1E3A5F;--sidebar-hover: #2C5282;--sidebar-active: #3182CE;--sidebar-text: #BEE3F8;--sidebar-text-active: #FFFFFF;--sidebar-width: 220px;--header-bg: #FFFFFF;--header-border: #E2E8F0;--page-bg: #F4F6F9;--card-bg: #FFFFFF;--card-border: #E2E8F0;--card-shadow: 0 1px 3px rgba(0,0,0,.08);--accent: #3182CE;--accent-hover: #2B6CB0;--accent-light: #EBF8FF;--success: #38A169;--success-bg: #F0FFF4;--error: #E53E3E;--error-bg: #FFF5F5;--warning: #D69E2E;--warning-bg: #FFFFF0;--muted: #718096;--table-header-bg: #EBF3FB;--table-header-text: #2D3748;--table-row-hover: #F7FBFF;--table-border: #E2E8F0;--table-stripe: #FAFBFF;--text-primary: #2D3748;--text-secondary: #4A5568;--text-muted: #718096;--radius: 6px;--radius-lg: 10px;--font: "Segoe UI", system-ui, -apple-system, sans-serif}body{font-family:var(--font);font-size:14px;color:var(--text-primary);background:var(--page-bg);line-height:1.5}button{cursor:pointer;font-family:var(--font)}input,select{font-family:var(--font)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a0aec0}