/* ============================================================
   CrossWord — offline.css
   Phase 12: Install banner, update banner, offline indicator.
   ============================================================ */

/* ── Install / Update banner ─────────────────────────────── */
.install-banner {
    position: fixed;
    bottom: calc(var(--nav-height) + var(--bottom-safe) + var(--sp-sm));
    left: var(--sp-md);
    right: var(--sp-md);
    z-index: 450;
    background: var(--navy);
    border: 1px solid rgba(201,168,76,0.3);
    border-radius: var(--r-lg);
    padding: var(--sp-sm) var(--sp-md);
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    box-shadow: var(--shadow-xl);

    /* Hidden by default — animated in via .visible */
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

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

.update-banner {
    border-color: rgba(46,125,79,0.4);
    background: var(--navy-deep);
}

.install-banner-text {
    flex: 1;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: rgba(237,227,207,0.85);
    line-height: 1.3;
}

.install-banner-btn {
    background: var(--gold);
    color: var(--navy-deep);
    border: none;
    border-radius: var(--r-md);
    padding: 6px 14px;
    font-family: var(--font-display);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s;
}

.install-banner-btn:hover { background: var(--gold-light); }

.update-banner .install-banner-btn {
    background: var(--green);
    color: #fff;
}

.install-banner-dismiss {
    background: none;
    border: none;
    color: rgba(237,227,207,0.4);
    font-size: 0.9rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    border-radius: var(--r-sm);
    flex-shrink: 0;
    transition: color 0.15s;
}

.install-banner-dismiss:hover { color: rgba(237,227,207,0.8); }

/* ── Offline indicator refinement ────────────────────────── */
/* The offline-banner in main.css uses display:block/none via body.offline.
   This ensures it sits above the passage indicator. */
body.offline #offline-banner {
    display: block;
}

/* Dim interactive elements slightly when offline */
body.offline .btn-go,
body.offline #btn-load-passage,
body.offline #btn-search-go {
    opacity: 0.7;
}