/* ========================================
   CONTACT MANAGEMENT SYSTEM - MOBILE CSS
   ======================================== */

/* ========== DESKTOP - HIDE MOBILE ELEMENTS ========== */
@media screen and (min-width: 769px) {
    .mobile-only,
    .mobile-header,
    .mobile-back-btn,
    .mobile-menu-btn,
    .mobile-action-btn,
    .mobile-page-title,
    .mobile-header-actions {
        display: none !important;
    }
}

/* ========== MOBILE STYLES ========== */
@media screen and (max-width: 768px) {
    
    /* Show mobile-only elements */
    .mobile-only {
        display: block !important;
    }
    
    /* ===== LAYOUT & GRID SYSTEM ===== */
    .main-content {
        grid-template-columns: 1fr !important;
        gap: var(--space-2) !important;
        min-height: calc(100vh - 80px) !important;
        height: auto !important;
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    .app-container {
        padding: var(--space-2) !important;
        display: block !important;
        max-width: 100% !important;
        min-height: calc(100vh - 60px) !important;
        margin-bottom: 0 !important;
        padding-bottom: var(--space-1) !important;
    }
    
    .sidebar {
        order: 2 !important;
        border-right: none !important;
        border-top: 1px solid var(--border-color) !important;
        max-height: calc(100vh - 120px) !important;
        height: calc(100vh - 120px) !important;
    }

    .contact-detail-panel {
        order: 3 !important;
        display: none !important;
    }
    
    .contact-detail-panel.contact-detail-section {
        max-height: calc(100vh - 120px) !important;
        height: calc(100vh - 120px) !important;
        min-height: calc(100vh - 120px) !important;
        overflow-y: auto !important;
    }

    .contact-list-panel {
        max-height: calc(100vh - 120px) !important;
        height: calc(100vh - 120px) !important;
        min-height: calc(100vh - 120px) !important;
    }
    
    /* ===== HEADER & BUTTONS ===== */
    .header-right {
        gap: 0.25rem !important;
    }
    
    .header-right .btn {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.875rem !important;
    }
    
    .header-right .btn span {
        display: none !important;
    }
    
    .header-right .btn i {
        margin-right: 0 !important;
    }
    
    /* ===== MOBILE NAVIGATION ===== */
    .mobile-header {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        padding: 12px 16px !important;
        background: #f8f9fa !important;
        border-bottom: 1px solid #dee2e6 !important;
        position: sticky !important;
        top: 0 !important;
        z-index: 10 !important;
        min-height: 60px !important;
    }
    
    .mobile-back-btn,
    .mobile-menu-btn {
        background: none !important;
        border: none !important;
        font-size: 24px !important;
        color: #007bff !important;
        cursor: pointer !important;
        padding: 8px !important;
        border-radius: 4px !important;
        display: flex !important;
        align-items: center !important;
        gap: 8px !important;
    }
    
    .mobile-back-btn:hover,
    .mobile-menu-btn:hover {
        background: rgba(0, 123, 255, 0.1) !important;
    }
    
    .mobile-header-actions {
        display: flex !important;
        align-items: center !important;
        gap: 4px !important;
    }
    
    .mobile-action-btn {
        background: none !important;
        border: none !important;
        font-size: 18px !important;
        color: #6c757d !important;
        cursor: pointer !important;
        padding: 8px !important;
        border-radius: 4px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 40px !important;
        height: 40px !important;
        transition: all 0.2s ease !important;
    }
    
    .mobile-action-btn:hover {
        background: rgba(108, 117, 125, 0.1) !important;
        color: #495057 !important;
    }
    
    #mobile-share-profile {
        color: #17a2b8 !important;
    }
    
    #mobile-share-profile:hover {
        background: rgba(23, 162, 184, 0.1) !important;
        color: #138496 !important;
    }
    
    #mobile-logout {
        color: #dc3545 !important;
    }
    
    #mobile-logout:hover {
        background: rgba(220, 53, 69, 0.1) !important;
        color: #c82333 !important;
    }
    
    .mobile-page-title {
        font-size: 18px !important;
        font-weight: 600 !important;
        color: #212529 !important;
        margin: 0 !important;
        flex: 1 !important;
        text-align: center !important;
    }
    
    /* ===== PAGE-BASED NAVIGATION ===== */
    .left-sidebar,
    .contact-list-section,
    .contact-detail-section {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        background: white !important;
        z-index: 100 !important;
        transform: translateX(100%) !important;
        transition: transform 0.3s ease-in-out !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    
    .page-active {
        transform: translateX(0) !important;
        z-index: 200 !important;
    }
    
    .page-previous {
        transform: translateX(-100%) !important;
        z-index: 150 !important;
    }
    
    .contact-list-section.page-active {
        display: block !important;
    }
    
    .left-sidebar {
        z-index: 300 !important;
    }
    
    .contact-detail-section {
        z-index: 250 !important;
    }
    
    .contact-detail-panel.contact-detail-section {
        display: flex !important;
        flex-direction: column !important;
    }
    
    /* ===== CONTACT LIST ===== */
    .view-controls {
        display: none !important;
    }
    
    .panel-header .view-controls {
        display: none !important;
    }
    
    .contact-search-controls {
        padding: 16px !important;
        background: white !important;
        border-bottom: 1px solid #dee2e6 !important;
        position: sticky !important;
        top: 60px !important;
        z-index: 9 !important;
    }
    
    .search-input {
        width: 100% !important;
        padding: 12px 16px !important;
        font-size: 16px !important;
        border: 1px solid var(--primary-color) !important;
        border-radius: 8px !important;
        margin-bottom: 12px !important;
        box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1) !important;
    }
    
    .search-input:focus {
        outline: none !important;
        border-color: var(--primary-color) !important;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2) !important;
        background: var(--bg-primary) !important;
    }
    
    /* ===== CONTACT CARDS ===== */
    .contact-card {
        display: flex !important;
        align-items: center !important;
        padding: 16px !important;
        border-bottom: 1px solid #f0f0f0 !important;
        background: white !important;
        cursor: pointer !important;
        min-height: 80px !important;
        transition: background-color 0.2s ease !important;
        position: relative !important;
    }
    
    .contact-card:hover {
        background: #f8f9fa !important;
    }
    
    .contact-card:last-child {
        border-bottom: none !important;
    }
    
    .contact-card .contact-actions {
        display: none !important;
    }
    
    .contact-card .contact-avatar {
        flex-shrink: 0 !important;
        margin-right: 12px !important;
        width: 32px !important;
        height: 32px !important;
    }
    
    .contact-card .contact-avatar .avatar-initial {
        font-size: 0.75rem !important;
    }
    
    /* Mobile Avatar Types */
    .contact-card .contact-avatar.avatar-owned {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
    }
    
    .contact-card .contact-avatar.avatar-shared {
        background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%) !important;
    }
    
    .contact-card .contact-avatar.avatar-imported {
        background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%) !important;
    }
    
    .contact-card .contact-name {
        font-size: 18px !important;
        font-weight: 500 !important;
        color: #212529 !important;
        margin: 0 0 4px 0 !important;
        padding: 5px 0 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }
    
    .contact-card .contact-info {
        flex: 1 !important;
        min-width: 0 !important;
    }
    
    .contact-card .contact-organization,
    .contact-card .contact-title {
        font-size: 14px !important;
        color: #6c757d !important;
        margin: 0 0 2px 0 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }
    
    .contact-card .contact-meta {
        font-size: 13px !important;
        color: #868e96 !important;
    }
    
    .contact-card .contact-badges {
        display: flex !important;
        flex-direction: column !important;
        align-items: flex-end !important;
        gap: 4px !important;
        position: absolute !important;
        top: 12px !important;
        right: 12px !important;
    }
    
    .contact-card .shared-indicator {
        font-size: 11px !important;
        padding: 2px 6px !important;
        border-radius: 12px !important;
        color: #007bff !important;
        font-weight: 500 !important;
        background: transparent !important;
    }
    
    .contact-card::after {
        content: "›" !important;
        position: absolute !important;
        right: 16px !important;
        bottom: 16px !important;
        color: #ced4da !important;
        font-size: 20px !important;
        font-weight: 300 !important;
    }
    
    /* ===== LIST VIEW ===== */
    .contact-list.list-view .contact-list-item {
        height: 32px !important;
        padding: 6px 8px !important;
        font-size: 0.8rem !important;
    }
    
    .contact-list.list-view .contact-list-item .contact-name {
        font-size: 18px !important;
        font-weight: 500 !important;
        line-height: 1.2 !important;
        padding: 5px 0 !important;
        color: #000000 !important;
    }
    
    .contact-list.list-view .contact-list-item .contact-meta {
        padding-right: 16px !important;
        padding-left: 8px !important;
    }
    
    .contact-list.list-view .contact-list-item .shared-indicator {
        background: transparent !important;
        color: #007bff !important;
        padding: 3px 8px !important;
        border-radius: 12px !important;
        font-size: 12px !important;
        font-weight: 500 !important;
        white-space: nowrap !important;
    }
    
    /* ===== CONTACT DETAIL VIEW ===== */
    .contact-detail-header .contact-name {
        font-size: 1.6rem !important;
        line-height: 1.1 !important;
        font-weight: 700 !important;
        margin-bottom: var(--space-3) !important;
        color: var(--text-primary) !important;
    }
    
    .contact-detail-actions {
        gap: var(--space-3) !important;
        padding: var(--space-4) var(--space-2) !important;
    }
    
    .contact-detail-actions .btn-icon {
        width: 44px !important;
        height: 44px !important;
        font-size: 18px !important;
    }
    
    /* ===== MODALS ===== */
    .modal-content {
        width: 98% !important;
        max-width: 98vw !important;
        margin: 1vh auto !important;
        max-height: 98vh !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    .modal-body {
        padding: var(--space-4) !important;
        flex: 1 !important;
        min-height: 0 !important;
    }
    
    /* ===== AUTHENTICATION ===== */
    #auth-modal {
        padding: 12px !important;
        align-items: flex-start !important;
        padding-top: 20px !important;
    }
    
    .auth-modal-content {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        border-radius: 12px !important;
        max-height: calc(100vh - 40px) !important;
        overflow-y: auto !important;
    }
    
    #auth-form .form-actions {
        flex-direction: column !important;
        gap: 12px !important;
        margin-top: 24px !important;
        padding-top: 20px !important;
    }
    
    #auth-form .btn {
        width: 100% !important;
        padding: 16px 24px !important;
        font-size: 16px !important;
        font-weight: 600 !important;
        border-radius: 8px !important;
        min-height: 48px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 8px !important;
        text-align: center !important;
    }
    
    #auth-form .btn span {
        display: inline !important;
        color: inherit !important;
        font-size: inherit !important;
        font-weight: inherit !important;
    }
    
    /* ===== FORMS & RADIO BUTTONS ===== */
    .radio-group {
        gap: 1rem !important; /* Larger gap for touch-friendly mobile interface */
    }
    
    .radio-item {
        padding: 0.75rem !important; /* Larger padding for better touch targets */
        border-radius: 8px !important; /* Slightly more rounded for mobile */
    }
    
    .radio-item input[type="radio"] {
        width: 1.25rem !important; /* Larger radio buttons for mobile */
        height: 1.25rem !important;
    }
    
    .radio-item span {
        font-size: 1rem !important; /* Slightly larger text for mobile readability */
        line-height: 1.5 !important;
    }
    
    .radio-item .help-text {
        font-size: 0.875rem !important; /* Larger help text for mobile */
        margin-left: 2rem !important; /* Adjusted margin for larger radio buttons */
    }
    
    /* ===== OTHER FORM ELEMENTS ===== */
    .multi-field-item {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.5rem !important;
    }
    
    .field-type-select {
        min-width: auto !important;
        max-width: none !important;
    }
    
    .primary-checkbox {
        justify-content: center !important;
        gap: 0.5rem !important; /* Increased gap for consistency */
        align-items: center !important; /* Changed from baseline to center */
    }
    
    .primary-checkbox input[type="checkbox"] {
        width: 1rem !important; /* Increased size for consistency */
        height: 1rem !important; /* Increased size for consistency */
    }
    
    .remove-field-btn {
        align-self: center !important;
    }
    
    .address-row {
        grid-template-columns: 1fr !important;
        gap: 0.5rem !important;
    }
    
    .address-field .remove-field-btn,
    .note-field .remove-field-btn {
        position: static !important;
        align-self: center !important;
        margin-top: 0.5rem !important;
    }
    
    .note-field .remove-field-btn {
        background: var(--surface-color) !important;
    }
    
    /* ===== FIELD LAYOUT FIXES ===== */
    .field-item {
        flex-wrap: nowrap !important;
        align-items: center !important;
        gap: var(--space-2) !important;
    }
    
    .field-meta {
        display: flex !important;
        align-items: center !important;
        gap: var(--space-1) !important;
        flex-shrink: 0 !important;
    }
    
    .field-type,
    .field-primary {
        flex-shrink: 0 !important;
        white-space: nowrap !important;
    }
    
    .field-value {
        flex: 1 1 auto !important;
        min-width: 0 !important;
    }
    
    /* ===== FILTER CONTROLS ===== */
    .filter-controls {
        display: flex !important;
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    
    .filter-checkbox {
        display: flex !important;
        align-items: center !important;
        gap: 6px !important;
        font-size: 14px !important;
        white-space: nowrap !important;
    }
    
    /* ===== PAGE NAVIGATION ===== */
    .left-sidebar,
    .contact-list-section,
    .contact-detail-section {
        display: none !important;
    }
    
    .mobile-page-contacts .contact-list-section,
    .mobile-page-menu .left-sidebar,
    .mobile-page-detail .contact-detail-section {
        display: block !important;
        transform: translateX(0) !important;
    }
    
    /* ===== ENHANCED ERROR MESSAGES - MOBILE OPTIMIZED ===== */
    .field-error {
        font-size: 0.875rem !important;
        line-height: 1.4 !important;
        margin-top: 0.5rem !important;
        padding: 0.75rem !important;
        border-radius: 0.5rem !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        max-width: 100% !important;
    }

    /* Enhanced error type styling for mobile */
    .field-error.error-user-not-found {
        background-color: #fff3cd !important;
        border: 1px solid #ffeaa7 !important;
        border-left: 4px solid #fdcb6e !important;
        color: #856404 !important;
        font-weight: 500 !important;
        padding: 1rem !important;
        margin: 0.75rem 0 !important;
    }

    .field-error.error-subscription {
        background-color: #f8d7da !important;
        border: 1px solid #f5c6cb !important;
        border-left: 4px solid #dc3545 !important;
        color: #721c24 !important;
        font-weight: 500 !important;
        padding: 1rem !important;
        margin: 0.75rem 0 !important;
    }

    .field-error.error-network {
        background-color: #d1ecf1 !important;
        border: 1px solid #bee5eb !important;
        border-left: 4px solid #17a2b8 !important;
        color: #0c5460 !important;
        font-weight: 500 !important;
        padding: 1rem !important;
        margin: 0.75rem 0 !important;
    }

    /* Mobile-specific error message adjustments */
    .field-error {
        /* Ensure emojis render properly on mobile */
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji', system-ui, sans-serif !important;
        
        /* Better touch target and readability */
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
        
        /* Prevent layout shifts */
        box-sizing: border-box !important;
    }

    /* Modal error messages on mobile */
    #share-modal .field-error,
    .modal .field-error {
        margin: 0.5rem 0 1rem 0 !important;
        padding: 0.875rem 1rem !important;
        font-size: 0.9rem !important;
        border-radius: 0.5rem !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    /* Share form specific mobile adjustments */
    .share-form .field-error {
        margin-top: 0.5rem !important;
        margin-bottom: 1rem !important;
        width: 100% !important;
        word-break: break-word !important;
    }

    /* Distribution list error details formatting for mobile */
    .modal-body .error-details,
    .modal-body .warning-details {
        white-space: pre-line !important;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', monospace !important;
        font-size: 0.8rem !important;
        line-height: 1.4 !important;
        max-height: 40vh !important;
        overflow-y: auto !important;
        padding: 0.75rem !important;
        background: rgba(0,0,0,0.05) !important;
        border-radius: 0.375rem !important;
        margin-top: 0.5rem !important;
        word-break: break-word !important;
        -webkit-overflow-scrolling: touch !important;
    }

    /* ===== SAFE AREA HANDLING ===== */
    @supports (padding: max(0px)) {
        .mobile-header {
            padding-top: max(12px, env(safe-area-inset-top)) !important;
        }
        
        .contact-actions {
            padding-bottom: max(16px, env(safe-area-inset-bottom)) !important;
        }
    }
}

/* ========== SMALL MOBILE (375px and below) ========== */
@media screen and (max-width: 375px) {
    .mobile-header {
        padding: 8px 12px !important;
    }
    
    .mobile-page-title {
        font-size: 16px !important;
    }
    
    .contact-card {
        padding: 12px !important;
        min-height: 72px !important;
    }
    
    .contact-card .contact-name {
        font-size: 18px !important;
        font-weight: 500 !important;
        padding: 5px 0 !important;
    }
    
    .field-item {
        gap: var(--space-1) !important;
    }
    
    .field-meta {
        gap: 4px !important;
    }
    
    .field-type,
    .field-primary {
        font-size: 0.7rem !important;
        padding: 0.2rem 0.4rem !important;
    }
    
    /* ===== QR CODE MOBILE OPTIMIZATION ===== */
    .qr-code-section {
        margin-top: var(--space-4) !important;
        padding-top: var(--space-3) !important;
    }
    
    .qr-code-container {
        padding: var(--space-3) !important;
    }
    
    .qr-code-wrapper {
        padding: var(--space-3) !important;
        max-width: 240px !important;
        margin-bottom: var(--space-2) !important;
    }
    
    /* Enable iOS tap-and-hold QR detection on mobile */
    .qr-code-wrapper img,
    .qr-code-wrapper .qr-code-image {
        -webkit-touch-callout: default !important;
        user-select: auto !important;
        pointer-events: auto !important;
    }
    
    .qr-help-text {
        font-size: 0.8rem !important;
        line-height: 1.3 !important;
        padding: 0 var(--space-2) !important;
    }
    
    /* ===== SMALL SCREEN ERROR MESSAGE ADJUSTMENTS ===== */
    .field-error {
        font-size: 0.8rem !important;
        padding: 0.625rem !important;
        margin: 0.5rem 0 !important;
        line-height: 1.3 !important;
    }
    
    .field-error.error-user-not-found,
    .field-error.error-subscription,
    .field-error.error-network {
        padding: 0.75rem !important;
        font-size: 0.8rem !important;
        border-left-width: 3px !important;
    }
    
    /* Compact modal error messages for small screens */
    #share-modal .field-error,
    .modal .field-error {
        padding: 0.625rem 0.75rem !important;
        font-size: 0.8rem !important;
        margin: 0.375rem 0 0.75rem 0 !important;
    }
    
    /* Compact distribution list error details */
    .modal-body .error-details,
    .modal-body .warning-details {
        font-size: 0.75rem !important;
        padding: 0.5rem !important;
        max-height: 30vh !important;
        line-height: 1.3 !important;
    }
}