/* PWA 手機駐守 — 安裝提示橫幅 */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-top: 2px solid var(--accent);
    padding: 0.8rem 1rem;
    display: none;
    align-items: center;
    justify-content: space-between;
    z-index: 9999;
    animation: slideUp 0.3s ease;
    backdrop-filter: blur(10px);
}
.pwa-install-banner.show { display: flex; }

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.pwa-install-banner .pwa-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    flex-shrink: 0;
}
.pwa-install-banner .pwa-text {
    flex: 1;
}
.pwa-install-banner .pwa-text strong {
    display: block;
    color: #fff;
    font-size: 0.95rem;
}
.pwa-install-banner .pwa-text small {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.pwa-install-banner .pwa-btn {
    background: var(--gradient-accent);
    border: none;
    color: #fff;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    white-space: nowrap;
    margin-left: 8px;
}
.pwa-install-banner .pwa-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 8px;
}

/* 推播訂閱按鈕 */
.btn-notify {
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--card-border);
    color: var(--text-light);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.25s;
}
.btn-notify:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.btn-notify.subscribed {
    background: rgba(46,213,115,0.15);
    border-color: #2ed573;
    color: #2ed573;
}