/* 隐藏元素的工具类 */
.hidden-view { display: none !important; }

/* 自定义滚动条美化 */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* 加载动画 */
@keyframes spin { 100% { transform: rotate(360deg); } }
.animate-spin { animation: spin 1s linear infinite; }
@keyframes pulse { 50% { opacity: .5; } }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
@keyframes bounce {
  0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8,0,1,1); }
  50% { transform: none; animation-timing-function: cubic-bezier(0,0,0.2,1); }
}
.animate-bounce { animation: bounce 1s infinite; }