:root{--qc-primary: #00A3FF;--qc-primary-dark: #0081CC;--qc-primary-light: #E6F6FF;--qc-secondary: #475569;--qc-text-main: #1E293B;--qc-text-muted: #64748B;--qc-bg-page: #F8F9FA;--qc-bg-card: #FFFFFF;--qc-border: #E2E8F0;--qc-success: #10B981;--qc-error: #EF4444;--qc-warning: #F59E0B;--wa-green: var(--qc-primary);--wa-bg-light: var(--qc-bg-page);--wa-border: var(--qc-border);--wa-text-secondary: var(--qc-text-muted);--wa-avatar-bg: var(--qc-primary-light)}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:var(--qc-bg-page);color:var(--qc-text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}a,button{transition:all .2s ease-in-out}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#CBD5E1;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#94A3B8}