/* 演示提示弹窗样式 */
#demoTipsModal{display:none;position:fixed;inset:0;z-index:99999;align-items:center;justify-content:center}
#demoTipsModal.show{display:flex}
#demoTipsOverlay{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}
#demoTipsBox{position:relative;background:#fff;border-radius:14px;box-shadow:0 20px 60px -15px rgba(0,0,0,.3);width:94%;max-width:620px;overflow:hidden;animation:demoFadeIn .3s ease}
#demoTipsHeader{background:linear-gradient(135deg,#c41e3a,#9e1429);color:#fff;padding:18px 24px;display:flex;align-items:center;gap:12px}
#demoTipsIcon{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.2);font-size:22px;flex-shrink:0}
#demoTipsHeader h3{font-size:18px;font-weight:700;margin:0;flex:1}
#demoTipsClose{background:rgba(255,255,255,.15);border:none;color:#fff;width:30px;height:30px;border-radius:50%;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s;line-height:1}
#demoTipsClose:hover{background:rgba(255,255,255,.3)}
#demoTipsBody{padding:22px 24px}
#demoTipsContent{color:#374151;font-size:14.5px;line-height:1.8}
#demoTipsContent p{margin:0 0 13px}
#demoTipsContent .hl{color:#c41e3a;font-weight:600}
#demoTipsContent .warn{background:#fff7ed;border-left:3px solid #f59e0b;padding:11px 14px;border-radius:0 8px 8px 0;color:#92400e;font-size:13.5px;margin:14px 0 0}
#demoTipsFooter{padding:0 24px 22px;text-align:center}
#demoTipsBtn{display:inline-block;background:#c41e3a;color:#fff;border:none;padding:11px 40px;border-radius:8px;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s}
#demoTipsBtn:hover{background:#a01829;transform:translateY(-1px);box-shadow:0 4px 12px rgba(196,30,58,.3)}
body.demo-lock{overflow:hidden}
@keyframes demoFadeIn{from{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(max-width:640px){
#demoTipsBox{width:94%;max-width:none}
#demoTipsHeader{padding:14px 16px}
#demoTipsHeader h3{font-size:16px}
#demoTipsIcon{width:36px;height:36px;font-size:18px}
#demoTipsClose{width:28px;height:28px;font-size:16px}
#demoTipsBody{padding:16px}
#demoTipsContent{font-size:13.5px;line-height:1.7}
#demoTipsContent p{margin:0 0 10px}
#demoTipsContent .warn{padding:10px 12px;font-size:12.5px;margin:12px 0 0}
#demoTipsFooter{padding:0 16px 14px}
#demoTipsBtn{padding:10px 32px;font-size:14px}
#demoTipsBtn:hover{background:#a01829;transform:none;box-shadow:none}
}