/**
 * ValuNxt PWA Styles
 * Install banner, offline indicator, and mobile-first enhancements
 */

/* ==========================================
   PWA Install Banner
   ========================================== */
#pwa-install-banner {
    position: fixed;
    bottom: -120px;
    left: 0;
    right: 0;
    z-index: 10000;
    padding: 0 16px 16px;
    transition: bottom 0.4s cubic-bezier(0.68, -0.15, 0.265, 1.35);
    pointer-events: none;
}

#pwa-install-banner.show {
    bottom: 0;
    pointer-events: auto;
}

.pwa-install-content {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
    max-width: 480px;
    margin: 0 auto;
}

.pwa-install-icon img {
    border-radius: 10px;
    display: block;
}

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

.pwa-install-text strong {
    display: block;
    font-size: 15px;
    color: #1a1a2e;
    margin-bottom: 2px;
}

.pwa-install-text span {
    display: block;
    font-size: 13px;
    color: #6b7280;
}

.pwa-install-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.pwa-install-btn {
    padding: 8px 20px;
    background: #0423A9;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.pwa-install-btn:hover {
    background: #032189;
}

.pwa-install-dismiss {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 22px;
    color: #9ca3af;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s;
    line-height: 1;
}

.pwa-install-dismiss:hover {
    background: #f3f4f6;
    color: #374151;
}

/* ==========================================
   Offline Indicator
   ========================================== */
#pwa-offline-indicator {
    position: fixed;
    top: -60px;
    left: 0;
    right: 0;
    z-index: 10001;
    transition: top 0.3s ease;
}

#pwa-offline-indicator.show {
    top: 0;
}

#pwa-offline-indicator.hide {
    top: -60px;
}

.pwa-offline-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
}

.pwa-offline-content svg {
    flex-shrink: 0;
}

/* ==========================================
   Mobile-First Navigation Enhancements
   ========================================== */

/* Compact navbar on mobile */
@media (max-width: 768px) {
    /* Improve touch targets */
    .nav-link,
    .dropdown-item,
    .btn {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }

    /* Sidebar overlay on mobile */
    .sidebar {
        transition: transform 0.3s ease;
    }

    /* Better card spacing on mobile */
    .card {
        margin-bottom: 12px;
    }

    /* Table responsive improvements */
    .table-responsive {
        -webkit-overflow-scrolling: touch;
    }

    /* Full width buttons on mobile */
    .btn-group-mobile .btn {
        width: 100%;
        margin-bottom: 8px;
    }

    /* Install banner adjustments */
    .pwa-install-content {
        padding: 12px 14px;
        gap: 10px;
    }

    .pwa-install-text strong {
        font-size: 14px;
    }

    .pwa-install-text span {
        font-size: 12px;
    }

    .pwa-install-btn {
        padding: 7px 16px;
        font-size: 13px;
    }
}

/* ==========================================
   Loading Indicators (UX Enhancement)
   ========================================== */
.pwa-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.5);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.pwa-loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.pwa-loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: #0423A9;
    border-radius: 50%;
    animation: pwa-spin 0.8s linear infinite;
}

@keyframes pwa-spin {
    to { transform: rotate(360deg); }
}

/* ==========================================
   Standalone mode (installed PWA) tweaks
   ========================================== */
@media (display-mode: standalone) {
    /* Add safe area padding for notched devices */
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    /* Hide install banner when running as standalone */
    #pwa-install-banner {
        display: none !important;
    }
}

/* ==========================================
   Smooth Transitions (no full reload feel)
   ========================================== */
.content {
    animation: fadeInContent 0.2s ease-out;
}

@keyframes fadeInContent {
    from {
        opacity: 0.8;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Image Lazy Loading placeholder
   ========================================== */
img[loading="lazy"] {
    background: #f0f0f0;
    transition: opacity 0.3s ease;
}

img[loading="lazy"].loaded {
    background: transparent;
}