/* =================================================================
   BWS Admin Mobile Responsive - Enhanced Mobile Experience
   ================================================================= */

/* Mobile-First CSS Variables */
:root {
    --mobile-touch-target: 44px;
    --mobile-font-base: 16px;
    --mobile-line-height: 1.5;
    --mobile-spacing-xs: 0.5rem;
    --mobile-spacing-sm: 1rem;
    --mobile-spacing-md: 1.5rem;
    --mobile-spacing-lg: 2rem;
    --mobile-border-radius: 8px;
    --mobile-transition: all 0.2s ease;
}

/* Base Mobile Styles */
@media (max-width: 768px) {
    html {
        font-size: var(--mobile-font-base);
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }

    body {
        font-size: 1rem;
        line-height: var(--mobile-line-height);
        overflow-x: hidden;
    }

    /* Enhanced Mobile Layout */
    .admin-layout {
        flex-direction: column;
        position: relative;
    }

    .main-content {
        margin-left: 0 !important;
        margin-top: 60px; /* Space for mobile header */
        padding: 0;
        min-height: calc(100vh - 60px);
    }

    .content-wrapper {
        padding: var(--mobile-spacing-sm);
        max-width: 100%;
    }

    /* Mobile Header Bar */
    .mobile-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: linear-gradient(135deg, rgba(31, 41, 55, 0.98) 0%, rgba(17, 24, 39, 0.98) 100%);
        backdrop-filter: blur(15px);
        border-bottom: 1px solid rgba(79, 70, 229, 0.2);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 var(--mobile-spacing-sm);
        z-index: 1001;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .mobile-brand {
        color: #f9fafb;
        font-weight: 700;
        font-size: 1.2rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        text-decoration: none;
    }

    .mobile-brand i {
        color: #6366f1;
        font-size: 1.4rem;
    }

    .mobile-menu-toggle {
        background: rgba(79, 70, 229, 0.1);
        border: 1px solid rgba(79, 70, 229, 0.3);
        border-radius: var(--mobile-border-radius);
        color: #6366f1;
        padding: 0.75rem;
        cursor: pointer;
        transition: var(--mobile-transition);
        width: var(--mobile-touch-target);
        height: var(--mobile-touch-target);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
    }

    .mobile-menu-toggle:hover,
    .mobile-menu-toggle:active {
        background: rgba(79, 70, 229, 0.2);
        transform: scale(1.05);
    }

    /* Enhanced Mobile Sidebar */
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        background: linear-gradient(135deg, rgba(31, 41, 55, 0.98) 0%, rgba(17, 24, 39, 0.98) 100%);
        backdrop-filter: blur(20px);
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .sidebar-header {
        height: 80px;
        padding: var(--mobile-spacing-sm);
        border-bottom: 1px solid rgba(107, 114, 128, 0.2);
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .sidebar-brand {
        font-size: 1.4rem;
    }

    .sidebar-toggle {
        width: var(--mobile-touch-target);
        height: var(--mobile-touch-target);
    }

    .nav-link {
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
        font-size: 1.1rem;
        min-height: var(--mobile-touch-target);
        border-radius: var(--mobile-border-radius);
        margin: 0.25rem var(--mobile-spacing-sm);
        display: flex;
        align-items: center;
    }

    .nav-link i {
        font-size: 1.2rem;
        min-width: 28px;
    }

    .nav-text {
        margin-left: var(--mobile-spacing-sm);
        font-weight: 500;
    }

    /* Enhanced Mobile Overlay */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(5px);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    /* Mobile-Optimized Cards */
    .card {
        border-radius: var(--mobile-border-radius);
        margin-bottom: var(--mobile-spacing-md);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .card-header {
        padding: var(--mobile-spacing-md);
        font-size: 1.1rem;
    }

    .card-body {
        padding: var(--mobile-spacing-md);
    }

    /* Mobile Grid System */
    .row {
        margin: 0 -0.5rem;
    }

    .col, .col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
    .col-7, .col-8, .col-9, .col-10, .col-11, .col-12,
    .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6,
    .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12,
    .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6,
    .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12 {
        padding: 0 0.5rem;
        margin-bottom: var(--mobile-spacing-sm);
    }

    /* Mobile-Friendly Buttons */
    .btn {
        min-height: var(--mobile-touch-target);
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
        border-radius: var(--mobile-border-radius);
        font-weight: 600;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        width: 100%;
        margin-bottom: 0.5rem;
        transition: var(--mobile-transition);
    }

    .btn:active {
        transform: scale(0.98);
    }

    .btn-group-mobile {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .btn-group-mobile .btn {
        width: 100%;
    }

    /* Mobile Forms */
    .form-control, .form-select {
        min-height: var(--mobile-touch-target);
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
        font-size: 1rem;
        border-radius: var(--mobile-border-radius);
    }

    .form-floating {
        margin-bottom: var(--mobile-spacing-md);
    }

    .form-floating label {
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
    }

    /* Mobile Tables */
    .table-responsive {
        border-radius: var(--mobile-border-radius);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .table {
        font-size: 0.9rem;
        min-width: 600px; /* Ensure horizontal scroll for complex tables */
    }

    .table th, .table td {
        padding: var(--mobile-spacing-sm);
        white-space: nowrap;
    }

    /* Mobile Stack Tables (for simple data) */
    .table-mobile-stack {
        display: block;
        min-width: auto !important;
    }

    .table-mobile-stack thead {
        display: none;
    }

    .table-mobile-stack tbody,
    .table-mobile-stack tr,
    .table-mobile-stack td {
        display: block;
        width: 100%;
    }

    .table-mobile-stack tr {
        background: rgba(31, 41, 55, 0.8);
        border-radius: var(--mobile-border-radius);
        margin-bottom: var(--mobile-spacing-sm);
        padding: var(--mobile-spacing-sm);
        border: 1px solid rgba(107, 114, 128, 0.2);
    }

    .table-mobile-stack td {
        padding: 0.25rem 0;
        border: none;
        position: relative;
        padding-left: 40%;
        text-align: right;
    }

    .table-mobile-stack td:before {
        content: attr(data-label);
        position: absolute;
        left: 0;
        width: 35%;
        padding-right: 10px;
        white-space: nowrap;
        font-weight: 600;
        color: #d1d5db;
        text-align: left;
    }

    /* Mobile Modals */
    .modal-dialog {
        margin: var(--mobile-spacing-sm);
        max-width: calc(100% - 2rem);
        min-height: calc(100vh - 2rem);
        display: flex;
        align-items: center;
    }

    .modal-content {
        border-radius: var(--mobile-border-radius);
        max-height: 90vh;
        overflow-y: auto;
    }

    .modal-header {
        padding: var(--mobile-spacing-md);
        min-height: 60px;
    }

    .modal-body {
        padding: var(--mobile-spacing-md);
    }

    .modal-footer {
        padding: var(--mobile-spacing-md);
        flex-direction: column;
        gap: 0.5rem;
    }

    .modal-footer .btn {
        width: 100%;
        margin: 0;
    }

    /* Mobile Alerts */
    .alert {
        padding: var(--mobile-spacing-md);
        margin-bottom: var(--mobile-spacing-md);
        border-radius: var(--mobile-border-radius);
        font-size: 1rem;
    }

    /* Mobile Page Headers */
    .page-header {
        padding: var(--mobile-spacing-md);
        margin-bottom: var(--mobile-spacing-md);
        text-align: center;
    }

    .page-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    /* Mobile Toast Container */
    .toast-container {
        position: fixed;
        top: 70px; /* Below mobile header */
        left: var(--mobile-spacing-sm);
        right: var(--mobile-spacing-sm);
        z-index: 1050;
    }

    .toast {
        width: 100%;
        margin-bottom: 0.5rem;
        border-radius: var(--mobile-border-radius);
    }

    /* Mobile Specific Components */
    .mobile-fab {
        position: fixed;
        bottom: var(--mobile-spacing-lg);
        right: var(--mobile-spacing-lg);
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
        border: none;
        color: white;
        font-size: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
        z-index: 1000;
        transition: var(--mobile-transition);
    }

    .mobile-fab:hover,
    .mobile-fab:active {
        transform: scale(1.1);
    }

    /* Mobile Search */
    .mobile-search-container {
        position: relative;
        width: 100%;
        margin-bottom: var(--mobile-spacing-md);
    }

    .mobile-search-input {
        width: 100%;
        padding: var(--mobile-spacing-sm) 3rem var(--mobile-spacing-sm) var(--mobile-spacing-md);
        background: rgba(17, 24, 39, 0.8);
        border: 2px solid rgba(107, 114, 128, 0.3);
        border-radius: var(--mobile-border-radius);
        color: #f9fafb;
        font-size: 1rem;
    }

    .mobile-search-icon {
        position: absolute;
        right: var(--mobile-spacing-sm);
        top: 50%;
        transform: translateY(-50%);
        color: #6b7280;
        font-size: 1.2rem;
        pointer-events: none;
    }

    /* Mobile Charts */
    .chart-container {
        padding: var(--mobile-spacing-sm);
        margin: var(--mobile-spacing-sm) 0;
    }

    .chart-container canvas {
        max-height: 300px !important;
    }

    /* Mobile Status Cards */
    .status-card-mobile {
        background: rgba(31, 41, 55, 0.8);
        border-radius: var(--mobile-border-radius);
        padding: var(--mobile-spacing-md);
        margin-bottom: var(--mobile-spacing-sm);
        display: flex;
        align-items: center;
        gap: var(--mobile-spacing-sm);
        border-left: 4px solid #6366f1;
    }

    .status-card-mobile .icon {
        font-size: 1.5rem;
        color: #6366f1;
        min-width: 36px;
        text-align: center;
    }

    .status-card-mobile .content {
        flex: 1;
    }

    .status-card-mobile .title {
        font-weight: 600;
        color: #f9fafb;
        margin-bottom: 0.25rem;
        line-height: 1.1;
    }

    .status-card-mobile .value {
        font-size: 1.1rem;
        font-weight: 700;
        color: #6366f1;
    }

    .status-card-mobile .value .value-text {
        line-height: 1;
    }

    /* Mobile Filters */
    .mobile-filter-toggle {
        background: rgba(79, 70, 229, 0.1);
        border: 1px solid rgba(79, 70, 229, 0.3);
        border-radius: var(--mobile-border-radius);
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
        color: #6366f1;
        width: 100%;
        margin-bottom: var(--mobile-spacing-sm);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-weight: 600;
    }

    .mobile-filter-panel {
        background: rgba(31, 41, 55, 0.9);
        border-radius: var(--mobile-border-radius);
        padding: var(--mobile-spacing-md);
        margin-bottom: var(--mobile-spacing-md);
        display: none;
        border: 1px solid rgba(107, 114, 128, 0.2);
    }

    .mobile-filter-panel.show {
        display: block;
        animation: slideDown 0.3s ease;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Mobile Bottom Navigation (Alternative) */
    .mobile-bottom-nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: linear-gradient(135deg, rgba(31, 41, 55, 0.98) 0%, rgba(17, 24, 39, 0.98) 100%);
        backdrop-filter: blur(15px);
        border-top: 1px solid rgba(79, 70, 229, 0.2);
        display: flex;
        align-items: center;
        justify-content: space-around;
        z-index: 1000;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
    }

    .mobile-bottom-nav .nav-item {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 0.5rem;
        color: #9ca3af;
        text-decoration: none;
        font-size: 0.75rem;
        transition: var(--mobile-transition);
    }

    .mobile-bottom-nav .nav-item.active {
        color: #6366f1;
    }

    .mobile-bottom-nav .nav-item i {
        font-size: 1.2rem;
        margin-bottom: 0.25rem;
    }

    /* Mobile Pull-to-Refresh */
    .mobile-pull-refresh {
        display: flex;
        align-items: center;
        justify-content: center;
        height: 50px;
        color: #6366f1;
        font-size: 0.9rem;
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .mobile-pull-refresh.active {
        opacity: 1;
    }

    /* Mobile Loading States */
    .mobile-loading {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: var(--mobile-spacing-lg);
        color: #6366f1;
    }

    .mobile-loading .spinner {
        width: 40px;
        height: 40px;
        border: 4px solid rgba(99, 102, 241, 0.2);
        border-top: 4px solid #6366f1;
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin-bottom: var(--mobile-spacing-sm);
    }

    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }

    /* Landscape Mode Adjustments */
    @media (orientation: landscape) and (max-height: 500px) {
        .mobile-header {
            height: 50px;
        }

        .main-content {
            margin-top: 50px;
            min-height: calc(100vh - 50px);
        }

        .content-wrapper {
            padding: var(--mobile-spacing-xs);
        }

        .sidebar-header {
            height: 60px;
        }

        .page-header {
            padding: var(--mobile-spacing-sm);
        }

        .page-title {
            font-size: 1.3rem;
        }
    }

    /* Very Small Screens (e.g., older phones) */
    @media (max-width: 375px) {
        :root {
            --mobile-spacing-sm: 0.75rem;
            --mobile-spacing-md: 1rem;
            --mobile-spacing-lg: 1.5rem;
        }

        .mobile-header {
            padding: 0 0.75rem;
        }

        .mobile-brand {
            font-size: 1.1rem;
        }

        .page-title {
            font-size: 1.3rem;
        }

        .btn {
            padding: 0.625rem 1rem;
            font-size: 0.9rem;
        }
    }

    /* Fine tune compact status cards on mobile */
    .status-card-compact {
        padding: 0.7rem 0.8rem;
    }
    .status-card-compact .title {
        font-size: 0.85rem;
    }
    .status-card-compact .value .value-text {
        font-size: 0.95rem;
    }
}

/* Tablet Adjustments (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .content-wrapper {
        max-width: 95%;
        padding: 1.5rem;
    }

    .sidebar {
        width: 240px;
    }

    .main-content {
        margin-left: 240px;
    }

    .sidebar.collapsed {
        width: 60px;
    }

    .sidebar-collapsed .main-content {
        margin-left: 60px;
    }

    /* Tablet-specific touch targets */
    .btn {
        min-height: 40px;
        padding: 0.625rem 1.25rem;
    }

    .form-control, .form-select {
        min-height: 40px;
    }

    .nav-link {
        min-height: 40px;
    }
}

/* High DPI / Retina Display Optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .card, .btn, .form-control {
        border-width: 0.5px;
    }
}

/* Dark Mode Specific Mobile Adjustments */
@media (prefers-color-scheme: dark) {
    .mobile-header {
        background: linear-gradient(135deg, rgba(17, 24, 39, 0.98) 0%, rgba(0, 0, 0, 0.98) 100%);
    }

    .sidebar {
        background: linear-gradient(135deg, rgba(17, 24, 39, 0.98) 0%, rgba(0, 0, 0, 0.98) 100%);
    }
}

/* Accessibility Improvements for Mobile */
@media (max-width: 768px) {
    /* Focus indicators */
    .btn:focus,
    .form-control:focus,
    .nav-link:focus {
        outline: 2px solid #6366f1;
        outline-offset: 2px;
    }

    /* High contrast mode support */
    @media (prefers-contrast: high) {
        .card {
            border-width: 2px;
        }

        .btn {
            border-width: 2px;
        }
    }

    /* Reduced motion support */
    @media (prefers-reduced-motion: reduce) {
        * {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
        }
    }
}