/* =============================================================
   WebChess PWA — Install-Banner & iOS-Hinweis
   Dezente Smart-Banner unter der Nav, slide-in von oben
   ============================================================= */

#pwa-install-banner,
#pwa-ios-hint {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9000;
    background: var(--bg-card, #1a1a2e);
    border-bottom: 1px solid var(--accent, #c9a961);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    transform: translateY(-100%);
    transition: transform 0.3s ease-out;
}

#pwa-install-banner.visible,
#pwa-ios-hint.visible {
    transform: translateY(0);
}

.pwa-banner-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.pwa-banner-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: 8px;
    object-fit: cover;
}

.pwa-banner-text {
    flex: 1;
    min-width: 0;
}

.pwa-banner-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary, #e4e4e7);
    line-height: 1.3;
}

.pwa-banner-desc {
    font-size: 0.8rem;
    color: var(--text-secondary, #a3a3b2);
    line-height: 1.3;
    margin-top: 2px;
}

.pwa-banner-install {
    flex-shrink: 0;
    padding: 0.5rem 1rem;
    background: var(--accent, #c9a961);
    color: #0f0f1a;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}

.pwa-banner-install:hover {
    background: var(--accent-light, #d4b878);
}

.pwa-banner-close {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text-secondary, #a3a3b2);
    border: none;
    border-radius: 4px;
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
    padding: 0;
    font-family: inherit;
    transition: background 0.15s, color 0.15s;
}

.pwa-banner-close:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary, #e4e4e7);
}

/* Mobile: enger gestapelt */
@media (max-width: 600px) {
    .pwa-banner-inner {
        padding: 0.6rem 0.75rem;
        gap: 0.6rem;
    }
    .pwa-banner-icon {
        width: 36px;
        height: 36px;
    }
    .pwa-banner-title {
        font-size: 0.85rem;
    }
    .pwa-banner-desc {
        font-size: 0.72rem;
    }
    .pwa-banner-install {
        padding: 0.45rem 0.75rem;
        font-size: 0.8rem;
    }
}

/* =============================================================
   Install-Button im Footer & in Profil-Einstellungen
   ============================================================= */

.pwa-install-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    background: transparent;
    color: var(--accent, #c9a961);
    border: 1px solid var(--accent, #c9a961);
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.85rem;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    transition: background 0.15s, color 0.15s;
}

.pwa-install-btn:hover {
    background: var(--accent, #c9a961);
    color: #0f0f1a;
}

.pwa-install-btn::before {
    content: "\2B07";  /* Download-Pfeil */
    font-size: 0.9em;
}

/* Variante im Profil: grösser, Block */
.pwa-install-btn.pwa-install-btn-large {
    padding: 0.7rem 1.2rem;
    font-size: 0.95rem;
}