.popup-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column-reverse;
    gap: 12px;
    z-index: 1000;
}

.wa-card {
    background-color: #202c33;
    color: #e9edef;
    padding: 14px 18px;
    border-radius: 12px;
    width: 320px;
    font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
    box-shadow: 0 6px 18px rgba(0,0,0,0.4);
    border-left: 4px solid #25d366;
    animation: slideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.wa-card.exit {
    animation: slideOut 0.5s ease-in forwards;
}

.sender {
    color: #34b7f1;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 4px;
    display: block;
}

.spaced { letter-spacing: 3px; text-transform: uppercase; }

.amount {
    color: #25d366;
    font-weight: bold;
}

.meta {
    font-size: 11px;
    color: #8696a0;
    text-align: right;
    margin-top: 6px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 4px;
}

@keyframes slideIn {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateY(0); opacity: 1; }
    to { transform: translateY(120%); opacity: 1; }
}