/* ═══════════════════════════════════════════════════════════════════════════════
    ANHAD - Install App Button (Bottom Center)
    Small floating button that appears when PWA can be installed
 ════════════════════════════════════════════════════════════════════════════════ */

.install-app-btn {
    position: fixed;
    bottom: calc(80px + env(safe-area-inset-bottom));
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    z-index: 9999;
    
    display: none;
    align-items: center;
    gap: 10px;
    
    padding: 12px 20px;
    background: linear-gradient(135deg,
        rgba(247, 198, 52, 0.95) 0%,
        rgba(212, 165, 116, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    
    color: #1a1a2e;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
    
    cursor: pointer;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    
    box-shadow:
        0 8px 32px rgba(247, 198, 52, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
}

.install-app-btn.visible {
    display: flex !important;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.install-app-btn:hover {
    transform: translateX(-50%) translateY(-2px);
    box-shadow:
        0 12px 40px rgba(247, 198, 52, 0.5),
        0 4px 12px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.install-app-btn:active {
    transform: translateX(-50%) scale(0.96);
}

.install-app-btn__icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.install-app-btn__text {
    white-space: nowrap;
}

/* Mobile adjustments */
@media (max-width: 480px) {
    .install-app-btn {
        bottom: calc(70px + env(safe-area-inset-bottom));
        padding: 10px 18px;
        font-size: 14px;
    }
    
    .install-app-btn__icon {
        width: 24px;
        height: 24px;
    }
}

/* Dark mode support */
.dark-mode .install-app-btn {
    background: linear-gradient(135deg,
        rgba(247, 198, 52, 1) 0%,
        rgba(212, 165, 116, 1) 100%);
    border-color: rgba(255, 255, 255, 0.2);
}

/* TEST MODE - Uncomment to always show button for testing */
/* 
.install-app-btn {
    display: flex !important;
    opacity: 1 !important;
    transform: translateX(-50%) translateY(0) !important;
}
*/