#toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 14px 18px;
    border-radius: 14px;
    color: #fff;
    font-size: 14px;
    opacity: 0;
    transform: translateY(-10px);
    transition: 0.3s ease;
    z-index: 99999;
    pointer-events: none;

    /* GLASS EFFECT */
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);

    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow:
        0 8px 30px rgba(0, 0, 0, 0.25),
        inset 0 1px 1px rgba(255, 255, 255, 0.15);
}

/* animation state */
#toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* types (kept subtle, glass-friendly overlays) */
#toast.success {
    background: rgba(34, 197, 94, 0.18);
    border-color: rgba(34, 197, 94, 0.35);
}

#toast.error {
    background: rgba(222, 0, 0, 0.18);
    border-color: rgba(239, 68, 68, 0.35);
}

#toast.info {
    background: rgba(59, 130, 246, 0.18);
    border-color: rgba(59, 130, 246, 0.35);
}