.pwa-install {
    position: fixed;
    left: 0.75rem;
    right: 0.75rem;
    bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
    z-index: 10050;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(calc(100% + 1rem));
    transition:
        opacity 0.28s ease,
        visibility 0.28s ease,
        transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.pwa-install__card {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.55rem 0.6rem 0.55rem 0.65rem;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border-color, #e5e3eb);
    border-radius: 14px;
    box-shadow:
        0 8px 28px rgba(var(--primary-rgb, 139, 123, 168), 0.14),
        0 2px 8px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(14px);
}

.pwa-install__close {
    position: absolute;
    top: 0.35rem;
    right: 0.35rem;
    z-index: 1;
    width: 22px;
    height: 22px;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: rgba(var(--primary-rgb, 139, 123, 168), 0.1);
    color: var(--text-light, #8b8b9a);
    font-size: 0.62rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pwa-install__body {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    width: 100%;
    padding-right: 1.35rem;
}

.pwa-install__text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.pwa-install__label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-dark, #2d2a3a);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwa-install__howto {
    font-size: 0.72rem;
    line-height: 1.35;
    color: var(--text-light, #6b6b7a);
}

.pwa-install__howto[hidden] {
    display: none !important;
}

.pwa-install__icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: contain;
    object-position: center;
    flex-shrink: 0;
    border: 1px solid rgba(var(--primary-rgb, 139, 123, 168), 0.15);
    background: #000;
    padding: 2px;
    display: block;
}

.pwa-install__icon.is-fallback {
    background: var(--primary-color, #8b7ba8);
    object-fit: none;
    padding: 0;
}

.pwa-install__btn {
    flex-shrink: 0;
    border: none;
    border-radius: 999px;
    padding: 0.42rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.2;
    background: var(--primary-color, #8b7ba8);
    color: #fff;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(var(--primary-rgb, 139, 123, 168), 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.pwa-install__btn:disabled {
    opacity: 0.7;
    cursor: wait;
}

.pwa-install__btn:active {
    transform: scale(0.97);
    box-shadow: 0 2px 8px rgba(var(--primary-rgb, 139, 123, 168), 0.28);
}

.pwa-install__close:active {
    opacity: 0.75;
}

@media (max-width: 991.98px) {
    .pwa-install {
        bottom: calc(var(--mobile-nav-height, 64px) + 0.65rem + env(safe-area-inset-bottom, 0px));
    }
}

@media (min-width: 992px) {
    .pwa-install {
        left: auto;
        right: 1rem;
        width: min(100%, 360px);
    }
}

@media (max-width: 380px) {
    .pwa-install__label {
        font-size: 0.76rem;
    }

    .pwa-install__btn {
        padding: 0.38rem 0.7rem;
        font-size: 0.72rem;
    }

    .pwa-install__icon {
        width: 32px;
        height: 32px;
    }
}