.notification-center {
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: min(320px, 92vw);
    display: grid;
    gap: 0.5rem;
    z-index: 1500;
    pointer-events: none;
}

.notification-center.notification-center--active {
    pointer-events: auto;
}

.notification {
    display: none;
    padding: 0.65rem 0.75rem;
    border-radius: 0.75rem;
    background: var(--surface-1, #0b0d13);
    border: 1px solid var(--surface-3, rgba(255, 255, 255, 0.08));
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
    gap: 0.3rem;
    pointer-events: auto;
}

.notification:not([hidden]) {
    display: grid;
}

.notification[data-notification-tone="success"] {
    border-color: rgba(58, 227, 116, 0.35);
}

.notification[data-notification-tone="error"] {
    border-color: rgba(255, 95, 109, 0.45);
}

.notification[data-notification-tone="warning"] {
    border-color: rgba(255, 199, 0, 0.55);
}

.notification__title {
    margin: 0;
    font-weight: 700;
    font-size: 0.95rem;
}

.notification__message {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.notification__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.notification__button {
    border: none;
    padding: 0.4rem 0.75rem;
    border-radius: 0.6rem;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    background: var(--surface-3, rgba(255, 255, 255, 0.08));
    color: #fff;
    transition: transform 120ms ease, box-shadow 120ms ease;
}

.notification__button:hover,
.notification__button:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.notification__button--primary {
    background: var(--accent-strong);
}

.notification__button--danger {
    background: #ff5f6d;
}

.notification__button--ghost {
    background: transparent;
    color: var(--text-muted);
}

@media (max-width: 520px) {
    .notification-center {
        top: 0.75rem;
        right: 0.75rem;
        left: 0.75rem;
        width: auto;
    }

    .notification {
        padding: 0.6rem 0.7rem;
    }

    .notification__title {
        font-size: 0.92rem;
    }

    .notification__message {
        font-size: 0.88rem;
    }
}
*** End File