.pwa-install-banner {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #ffffff;
    padding: 12px 12px;
    z-index: 10000;
    align-items: center;
    gap: 12px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    transition: transform 0.3s ease-out, opacity 0.3s ease-out;
    opacity: 0;
}

@media (max-width: 767px) {
    .pwa-install-banner {
        top: 0;
        bottom: auto;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        transform: translateY(-100%);
    }

    .pwa-install-banner.pwa-banner-visible {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (min-width: 768px) {
    .pwa-install-banner {
        bottom: 20px;
        top: auto;
        left: 20px;
        right: auto;
        max-width: 400px;
        border-radius: 12px;
        padding: 16px 20px;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
        transform: translateY(100%);
    }

    .pwa-install-banner.pwa-banner-visible {
        transform: translateY(0);
        opacity: 1;
    }

    .pwa-install-banner__icon {
        width: 40px;
        height: 40px;
    }

    .pwa-install-banner__icon img {
        width: 40px;
        height: 40px;
    }

    .pwa-install-banner__title {
        font-size: 14px;
    }

    .pwa-install-banner__subtitle {
        font-size: 10px;
    }

    .pwa-install-button {
        padding: 12px 24px;
        font-size: 15px;
    }
}

.pwa-install-banner__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.pwa-install-banner__icon img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
}

.pwa-install-banner__content {
    flex: 1;
    min-width: 0;
}

.pwa-install-banner__title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 4px 0;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwa-install-banner__subtitle {
    font-size: 13px;
    opacity: 0.9;
    margin: 0;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwa-install-banner__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    align-items: center;
}

.pwa-install-button {
    background: #ffffff;
    color: #1e3c72;
    border: none;
    padding: 10px 10px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.pwa-install-button:hover {
    background: #f0f0f0;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15);
}

.pwa-install-button:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.pwa-install-close {
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 4px 8px;
    opacity: 0.8;
    transition: opacity 0.2s ease;
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pwa-install-close:hover {
    opacity: 1;
}

.pwa-install-close::before {
    content: '×';
    font-size: 28px;
    line-height: 1;
}


@media (min-width: 1024px) {
    .pwa-install-banner {
        max-width: 450px;
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@media (max-width: 767px) {
    body {
        padding-top: 0;
    }

    body.pwa-banner-active {
        padding-top: 80px;
    }
}

@media (prefers-color-scheme: dark) {
    .pwa-install-banner {
        background: linear-gradient(135deg, #0f1b2e 0%, #1a2f4f 100%);
    }
}