#output {max-width:100%;margin:20px auto;padding:20px;background-color:#f8f9fa;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,0.1);font-family:"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;}
.content-item {margin-bottom:20px;padding:15px;background:white;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,0.1);opacity:0;transform:translateY(20px);animation:fadeInUp 0.5s forwards;text-align:left;}
@keyframes fadeInUp {to {opacity:1;transform:translateY(0);}
}
.item-header {display:flex;align-items:center;margin-bottom:10px;}
.item-number {width:30px;height:30px;background:#4e73df;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:bold;margin-right:10px;}
.item-title {font-weight:bold;color:#2c3e50;}
.highlight {color:#e74c3c;font-weight:bold;}
.contact-btn {display:inline-block;margin-top:10px;padding:8px 15px;background:#4e73df;color:white;border-radius:5px;text-decoration:none;font-weight:bold;transition:all 0.3s;}
.contact-btn:hover {background:#2e59d9;transform:translateY(-2px);}
.loading {text-align:center;padding:20px;color:#6c757d;}