.pwa-install-prompt {
    position: fixed;
    right: max(16px, env(safe-area-inset-right));
    bottom: max(18px, env(safe-area-inset-bottom));
    left: max(16px, env(safe-area-inset-left));
    z-index: 180;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    width: min(420px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 18px;
    background: rgba(13, 8, 38, 0.94);
    color: #f7f4ff;
    box-shadow: 0 18px 42px rgba(3, 2, 16, 0.45);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 180ms ease, transform 180ms ease;
}

.pwa-install-prompt.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.pwa-install-prompt--above-nav {
    bottom: calc(76px + env(safe-area-inset-bottom));
}

html.is-standalone-webapp.is-mobile .pwa-install-prompt--above-nav {
    bottom: 76px;
}

.pwa-install-prompt__content {
    min-width: 0;
    display: grid;
    gap: 3px;
}

.pwa-install-prompt__title {
    font-size: 14px;
    font-weight: 800;
    line-height: 1.25;
}

.pwa-install-prompt__text {
    color: rgba(247, 244, 255, 0.74);
    font-size: 12px;
    font-weight: 600;
    line-height: 1.35;
}

.pwa-install-prompt__actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.pwa-install-prompt__button,
.pwa-install-prompt__close {
    min-height: 38px;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.pwa-install-prompt__button {
    padding: 0 14px;
    border-radius: 999px;
    background: linear-gradient(129deg, #ffe98d 18%, #fed694 34%, #fc3dd3 100%);
    color: #16062d;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
}

.pwa-install-prompt__close {
    width: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #f7f4ff;
    font-size: 22px;
    line-height: 1;
}

@media (max-width: 390px) {
    .pwa-install-prompt {
        grid-template-columns: 1fr;
    }

    .pwa-install-prompt__actions {
        justify-content: space-between;
    }

    .pwa-install-prompt__button {
        flex: 1;
    }
}