:root{--primary-color:#1677ff;--success-color:#52c41a;--warning-color:#faad14;--error-color:#ff4d4f}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif}.softphone-widget{position:fixed;bottom:24px;right:24px;z-index:1000}.softphone-widget.expanded{width:360px;height:520px}@keyframes pulse-ring{0%{transform:scale(.8);opacity:1}to{transform:scale(1.4);opacity:0}}.ringing-indicator{animation:pulse-ring 1.5s ease-out infinite}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d9d9d9;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#bfbfbf}