.app-toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: min(90vw, 420px);
    pointer-events: none;
}

.app-toast {
    border-radius: 10px;
    padding: 0.85rem 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid transparent;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 220ms ease, transform 220ms ease;
    pointer-events: auto;
}

.app-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.app-toast-success {
    background-color: #d1f2dc;
    color: #0d5e2a;
    border-color: #9fd6b2;
}

.app-toast-error {
    background-color: #f9d8d8;
    color: #8a1717;
    border-color: #eab1b1;
}

.app-toast-info {
    background-color: #d9e9f9;
    color: #0f3f69;
    border-color: #afc9e5;
}