/* ========== PWA Components ========== */

/* Install Button */
.pwa-install-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(48, 92, 222, 0.4);
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.pwa-install-btn.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.pwa-install-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(48, 92, 222, 0.5);
}

.pwa-install-btn svg {
    width: 22px;
    height: 22px;
}

/* Update Banner */
.pwa-update-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.pwa-update-banner.show {
    transform: translateY(0);
}

.pwa-update-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px 24px;
    background: var(--card-bg, #1a1a1a);
    border-top: 1px solid var(--card-border, rgba(255, 255, 255, 0.06));
    backdrop-filter: blur(12px);
    padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
}

.pwa-update-content span {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-primary, #f0f0f0);
}

#pwa-update-btn {
    padding: 8px 18px;
    border-radius: 8px;
    border: none;
    background: var(--accent);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

#pwa-update-btn:hover {
    opacity: 0.9;
}

#pwa-update-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

#pwa-update-dismiss {
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary, rgba(255, 255, 255, 0.55));
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

#pwa-update-dismiss:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

/* Connection Banner */
.pwa-connection-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    text-align: center;
    padding: 10px 20px;
    font-size: 0.82rem;
    font-weight: 600;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    padding-top: calc(10px + env(safe-area-inset-top, 0px));
}

.pwa-connection-banner.show {
    transform: translateY(0);
}

.pwa-connection-banner.online {
    background: rgba(48, 92, 222, 0.95);
    color: #fff;
    backdrop-filter: blur(8px);
}

.pwa-connection-banner.offline {
    background: rgba(239, 68, 68, 0.95);
    color: #fff;
    backdrop-filter: blur(8px);
}

/* White Theme */
[data-theme="white"] .pwa-update-content {
    background: rgba(255, 255, 255, 0.95);
    border-top-color: rgba(0, 0, 0, 0.08);
}

[data-theme="white"] .pwa-update-content span {
    color: #333;
}

[data-theme="white"] #pwa-update-dismiss {
    border-color: rgba(0, 0, 0, 0.12);
    background: rgba(0, 0, 0, 0.04);
    color: #666;
}

[data-theme="white"] #pwa-update-dismiss:hover {
    background: rgba(0, 0, 0, 0.08);
    color: #333;
}

/* Responsive */
@media (max-width: 576px) {
    .pwa-update-content {
        flex-wrap: wrap;
        gap: 8px;
        padding: 12px 16px;
    }

    .pwa-update-content span {
        width: 100%;
        text-align: center;
        font-size: 0.84rem;
    }

    .pwa-install-btn {
        bottom: 16px;
        right: 16px;
    }
}