/* ========================== Mobile Responsive Enhancements ========================== */

/* Ensure proper mobile viewport handling */
@viewport {
    width: device-width;
    zoom: 1.0;
}

/* Base responsive utilities */
.container-fluid {
    padding-left: 15px;
    padding-right: 15px;
}

/* Mobile-first approach for forms */
@media (max-width: 767.98px) {
    .form-floating {
        margin-bottom: 1rem;
    }
    
    .form-floating > .form-control,
    .form-floating > .form-select {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .modal-dialog {
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    /* Card responsive */
    .card {
        margin-bottom: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    /* Table responsive */
    .table-responsive {
        border: none;
    }
    
    .table {
        font-size: 0.875rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
        vertical-align: middle;
    }
}

/* Extra small devices */
@media (max-width: 575.98px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .btn-sm {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
        max-width: calc(100% - 1rem);
    }
    
    .form-floating > label {
        font-size: 0.875rem;
    }
    
    /* Adjust spacing for mobile */
    .mb-3 {
        margin-bottom: 1rem !important;
    }
    
    .py-5 {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
}

/* Landscape orientation adjustments */
@media (max-height: 500px) and (orientation: landscape) {
    .mobile-sidebar {
        width: 250px;
        left: -250px;
    }
    
    .sidebar-header {
        padding: 1rem;
    }
    
    .sidebar-menu a {
        padding: 0.75rem 1rem;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .form-control,
    .form-select {
        min-height: 44px; /* Apple's recommended touch target size */
    }
    
    .sidebar-menu a {
        min-height: 48px;
        display: flex;
        align-items: center;
    }
    
    .close-btn {
        min-width: 44px;
        min-height: 44px;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .navbar-brand img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .mobile-sidebar {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    }
    
    .sidebar-header {
        background: rgba(0, 0, 0, 0.3);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .mobile-sidebar,
    .mobile-overlay,
    .smooth-transition {
        transition: none !important;
    }
    
    .loading-spinner {
        animation: none !important;
    }
}

/* Print styles */
@media print {
    .mobile-sidebar,
    .mobile-overlay,
    .menu-toggle,
    .navbar,
    footer {
        display: none !important;
    }
    
    .masthead {
        padding-top: 0 !important;
    }
}

/* Focus improvements for accessibility */
.menu-toggle:focus,
.close-btn:focus,
.sidebar-menu a:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Loading states */
.loading {
    pointer-events: none;
    opacity: 0.6;
}

.loading .loading-spinner {
    display: inline-block !important;
}

/* Utility classes for mobile */
.mobile-only {
    display: none;
}

.desktop-only {
    display: block;
}

@media (max-width: 767.98px) {
    .mobile-only {
        display: block;
    }
    
    .desktop-only {
        display: none;
    }
}

/* Tablet mode - behave like desktop */
@media (min-width: 768px) and (max-width: 991.98px) {
    .mobile-only {
        display: none;
    }
    
    .desktop-only {
        display: block;
    }
}

/* Safe area insets for devices with notches */
@supports (padding: max(0px)) {
    .mobile-sidebar {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }
    
    .navbar {
        padding-left: max(15px, env(safe-area-inset-left));
        padding-right: max(15px, env(safe-area-inset-right));
    }
}