/**
 * Responsive Design for Silver Jewelry ERP
 * Mobile-first approach with luxury styling
 */

/* Extra Large Devices (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .sidebar {
        width: 280px;
    }
    
    .main-content {
        margin-left: 280px;
    }
    
    .stat-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-md);
    }
}

/* Large Devices (992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .sidebar {
        width: 250px;
    }
    
    .main-content {
        margin-left: 250px;
    }
    
    .stat-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }
    
    .header .logo {
        font-size: 1.6rem;
    }
}

/* Medium Devices (768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 720px;
        padding: 0 var(--spacing-sm);
    }
    
    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        height: 100vh;
        width: 280px;
        z-index: 1050;
        transition: left 0.3s ease;
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .stat-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .table-responsive {
        overflow-x: auto;
    }
    
    .header .logo {
        font-size: 1.4rem;
    }
    
    .navbar-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .navbar-nav .nav-link {
        padding: var(--spacing-xs) var(--spacing-xs);
        font-size: 0.9rem;
    }
}

/* Small Devices (576px to 767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .container {
        max-width: 540px;
        padding: 0 var(--spacing-xs);
    }
    
    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        height: 100vh;
        width: 280px;
        z-index: 1050;
        transition: left 0.3s ease;
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .stat-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .glass-card,
    .premium-card {
        padding: var(--spacing-md);
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .form-control {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .table th,
    .table td {
        padding: var(--spacing-xs);
    }
    
    .header {
        padding: var(--spacing-sm) 0;
    }
    
    .header .logo {
        font-size: 1.2rem;
    }
}

/* Extra Small Devices (575px and down) */
@media (max-width: 575px) {
    .container {
        max-width: 100%;
        padding: 0 var(--spacing-xs);
    }
    
    .sidebar {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100vh;
        width: 100%;
        z-index: 1050;
        transition: left 0.3s ease;
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
        position: fixed;
        top: var(--spacing-sm);
        left: var(--spacing-sm);
        z-index: 1051;
        background: var(--primary-silver);
        border: none;
        border-radius: var(--radius-sm);
        padding: var(--spacing-xs);
        cursor: pointer;
    }
    
    .stat-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .stat-card {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-xs);
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .glass-card,
    .premium-card {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
    h4 { font-size: 1rem; }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.85rem;
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }
    
    .btn-group {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .form-control {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .form-group {
        margin-bottom: var(--spacing-sm);
    }
    
    .table {
        font-size: 0.8rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem var(--spacing-xs);
    }
    
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .header {
        padding: var(--spacing-xs) 0;
        text-align: center;
    }
    
    .header .logo {
        font-size: 1.1rem;
    }
    
    .navbar {
        padding: var(--spacing-xs) 0;
    }
    
    .navbar-nav {
        flex-direction: column;
        align-items: center;
    }
    
    .navbar-nav .nav-link {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.85rem;
        text-align: center;
    }
    
    .modal-dialog {
        margin: var(--spacing-xs);
        max-width: 100%;
    }
    
    .modal-content {
        border-radius: var(--radius-sm);
    }
    
    .alert {
        padding: var(--spacing-sm);
        padding-left: 2.5rem;
        font-size: 0.9rem;
    }
    
    .breadcrumb {
        padding: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .page-link {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.85rem;
    }
}

/* Landscape Orientation */
@media (max-height: 500px) and (orientation: landscape) {
    .sidebar {
        height: 100vh;
        overflow-y: auto;
    }
    
    .modal-dialog {
        margin: var(--spacing-xs);
        max-height: 90vh;
    }
    
    .modal-content {
        max-height: 90vh;
        overflow-y: auto;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .header .logo {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .btn {
        -webkit-font-smoothing: antialiased;
    }
}

/* Print Styles for Mobile */
@media print and (max-width: 767px) {
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .stat-grid {
        display: block;
    }
    
    .stat-card {
        break-inside: avoid;
        margin-bottom: var(--spacing-sm);
    }
    
    .table {
        font-size: 0.7rem;
    }
    
    .table th,
    .table td {
        padding: 0.25rem;
    }
}

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

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --text-light: #999999;
    }
    
    body {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    }
    
    .glass-card {
        background: rgba(26, 26, 26, 0.7);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .premium-card {
        background: var(--bg-primary);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .form-control {
        background: var(--bg-secondary);
        border-color: rgba(255, 255, 255, 0.2);
        color: var(--text-primary);
    }
    
    .table {
        background: var(--bg-primary);
        color: var(--text-primary);
    }
    
    .table th,
    .table td {
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .table tbody tr:hover {
        background: var(--bg-secondary);
    }
}

/* Touch Devices */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none;
    }
    
    .premium-card:hover {
        transform: none;
    }
    
    .stat-card:hover {
        transform: none;
    }
    
    .sidebar-menu a:hover {
        transform: none;
    }
    
    .navbar-nav .nav-link:hover {
        transform: none;
    }
}