/* Additional responsive enhancements for all screen sizes */

/* Ultra-small devices (phones in landscape, 480px and down) */
@media (max-width: 480px) {
    .container-fluid {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .card-header h5, .card-header h6 {
        font-size: 0.9rem;
    }
    
    .btn-group-vertical .btn {
        font-size: 0.875rem;
        padding: 0.6rem 0.8rem;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .modal-header .btn-close {
        padding: 1rem;
        margin: -1rem -1rem -1rem auto;
    }
}

/* Large tablets and small laptops (769px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .container-fluid {
        max-width: 95%;
    }
    
    .col-xl-3, .col-xl-4 {
        flex: 0 0 50%;
        max-width: 50%;
    }
    
    .btn-group .btn {
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }
}

/* Extra large screens (1200px and up) */
@media (min-width: 1200px) {
    .container-fluid {
        max-width: 1400px;
        margin: 0 auto;
    }
    
    .card-columns {
        column-count: 3;
        column-gap: 1.5rem;
    }
    
    .btn-group-lg .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1.1rem;
    }
}

/* Print styles */
@media print {
    .navbar, .offcanvas, .btn, .pagination {
        display: none !important;
    }
    
    .card {
        border: 1px solid #dee2e6 !important;
        box-shadow: none !important;
    }
    
    .container-fluid {
        padding: 0 !important;
    }
    
    .table {
        font-size: 0.8rem;
    }
}

/* High DPI screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .card {
        border-width: 0.5px;
    }
    
    .btn {
        border-width: 1px;
    }
}

/* Landscape orientation on mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .navbar {
        padding: 0.25rem 0;
    }
    
    .navbar-brand {
        font-size: 0.9rem;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    .modal-dialog {
        margin: 0.25rem;
        max-height: calc(100vh - 0.5rem);
    }
    
    .modal-content {
        max-height: 100%;
        overflow-y: auto;
    }
}

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

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .card {
        background-color: #2d3748;
        border-color: #4a5568;
    }
    
    .navbar-light {
        background-color: #2d3748 !important;
    }
    
    .text-muted {
        color: #a0aec0 !important;
    }
}

/* Focus visible for keyboard navigation */
@supports selector(:focus-visible) {
    .btn:focus {
        outline: none;
    }
    
    .btn:focus-visible {
        outline: 2px solid var(--pls-primary);
        outline-offset: 2px;
    }
}

/* Enhanced responsive navigation */
.navbar-collapse {
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}

@media (max-width: 991px) {
    .navbar-nav {
        padding: 1rem 0;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid rgba(0,0,0,0.1);
        margin-bottom: 0.25rem;
    }
    
    .dropdown-menu {
        position: static;
        float: none;
        width: auto;
        margin-top: 0;
        background-color: #f8f9fa;
        border: none;
        box-shadow: none;
    }
    
    .dropdown-item {
        padding: 0.5rem 1.5rem;
    }
}

/* Responsive offcanvas sidebar */
.offcanvas {
    max-width: 320px;
}

@media (max-width: 575px) {
    .offcanvas {
        max-width: 280px;
    }
}

/* Enhanced form responsiveness */
@media (max-width: 767px) {
    .form-floating {
        margin-bottom: 1rem;
    }
    
    .input-group-text {
        min-width: 3rem;
        justify-content: center;
    }
    
    .form-check {
        padding-left: 2rem;
        margin-bottom: 0.75rem;
    }
    
    .form-check-input {
        width: 1.5rem;
        height: 1.5rem;
        margin-left: -2rem;
        margin-top: 0.125rem;
    }
}

/* Responsive tables enhancement */
@media (max-width: 767px) {
    .table-responsive-stack {
        display: block;
        width: 100%;
        overflow-x: auto;
    }
    
    .table-responsive-stack tr {
        display: block;
        border: 1px solid #dee2e6;
        margin-bottom: 0.5rem;
        border-radius: 0.375rem;
        padding: 0.5rem;
    }
    
    .table-responsive-stack td {
        display: block;
        text-align: right;
        padding: 0.25rem 0.5rem;
        border: none;
    }
    
    .table-responsive-stack td:before {
        content: attr(data-label) ": ";
        float: left;
        font-weight: bold;
        color: var(--pls-primary);
    }
}

/* Loading states */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    border: 2px solid transparent;
    border-top: 2px solid var(--pls-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive utilities */
.text-truncate-responsive {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 575px) {
    .text-truncate-responsive {
        max-width: 150px;
    }
}

@media (min-width: 576px) and (max-width: 767px) {
    .text-truncate-responsive {
        max-width: 200px;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .card:hover {
        transform: none;
    }
    
    .card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .dropdown-toggle:after {
        font-size: 1.2em;
    }
    
    select {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}