.toast-stack{position:fixed;top:20px;left:50%;z-index:300;display:flex;flex-direction:column;gap:8px;width:min(92vw,420px);transform:translateX(-50%);pointer-events:none}
.toast{padding:12px 18px;font-size:14px;line-height:1.5;color:#303133;background:#fff;border-radius:12px;box-shadow:0 8px 24px rgba(110,99,217,.22);border-left:4px solid #6e63d9;animation:taa-toast-in .25s ease}
.toast.success{border-left-color:#22c55e}
.toast.warning{border-left-color:#f59e0b}
.toast.error{border-left-color:#ef4444}
@keyframes taa-toast-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
@media (max-width:768px){.toast-stack{top:12px}}