/**
 * Mobile Optimization CSS
 * Comprehensive mobile experience improvements with better contrast
 */

/* Mobile-First Base Styles */
@media screen and (max-width: 768px) {
    /* Improved Text Contrast */
    body {
        background: linear-gradient(135deg, #0a0a1a 0%, #151530 50%, #1a1a3a 100%);
        color: #ffffff;
        font-size: 16px;
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    /* Enhanced Button Contrast */
    .btn-primary {
        background: linear-gradient(135deg, #9c27b0 0%, #673ab7 100%);
        border: 2px solid #ffffff;
        color: #ffffff;
        font-weight: 600;
        text-shadow: 0 1px 2px rgba(0,0,0,0.5);
        box-shadow: 0 4px 12px rgba(156, 39, 176, 0.4);
    }

    .btn-primary:hover,
    .btn-primary:focus {
        background: linear-gradient(135deg, #ad32c4 0%, #7b4cb8 100%);
        border-color: #ffffff;
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(156, 39, 176, 0.6);
    }

    .btn-secondary {
        background: rgba(255, 255, 255, 0.1);
        border: 2px solid rgba(255, 255, 255, 0.8);
        color: #ffffff;
        backdrop-filter: blur(10px);
    }

    .btn-secondary:hover {
        background: rgba(255, 255, 255, 0.2);
        border-color: #ffffff;
        color: #ffffff;
    }

    /* High Contrast Navigation */
    .mobile-nav {
        background: rgba(10, 10, 26, 0.95);
        backdrop-filter: blur(15px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }

    .mobile-nav-item {
        color: #ffffff;
        font-weight: 500;
        text-shadow: 0 1px 2px rgba(0,0,0,0.3);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding: 1rem;
    }

    .mobile-nav-item:hover,
    .mobile-nav-item:focus {
        background: rgba(156, 39, 176, 0.2);
        color: #ffffff;
        transform: none;
    }

    .mobile-nav-item .nav-description {
        color: rgba(255, 255, 255, 0.8);
        font-size: 0.875rem;
        margin-top: 0.25rem;
    }

    /* Enhanced Menu Toggle */
    .menu-toggle {
        background: rgba(10, 10, 26, 0.9);
        border: 2px solid rgba(255, 255, 255, 0.8);
        color: #ffffff;
        backdrop-filter: blur(10px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        font-size: 1.2rem;
        font-weight: 600;
    }

    .menu-toggle:hover,
    .menu-toggle:focus {
        background: rgba(156, 39, 176, 0.8);
        border-color: #ffffff;
        color: #ffffff;
        transform: scale(1.05);
    }

    /* Form Input Improvements */
    .form-control,
    .form-select,
    textarea {
        background: rgba(255, 255, 255, 0.1);
        border: 2px solid rgba(255, 255, 255, 0.3);
        color: #ffffff;
        font-size: 16px; /* Prevents zoom on iOS */
        backdrop-filter: blur(10px);
    }

    .form-control:focus,
    .form-select:focus,
    textarea:focus {
        background: rgba(255, 255, 255, 0.15);
        border-color: #9c27b0;
        color: #ffffff;
        box-shadow: 0 0 0 0.2rem rgba(156, 39, 176, 0.3);
    }

    .form-control::placeholder,
    textarea::placeholder {
        color: rgba(255, 255, 255, 0.7);
        opacity: 1;
    }

    /* Label Contrast */
    .form-label,
    label {
        color: #ffffff;
        font-weight: 600;
        text-shadow: 0 1px 2px rgba(0,0,0,0.3);
        margin-bottom: 0.5rem;
    }

    /* Card Improvements */
    .card {
        background: rgba(21, 21, 48, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(15px);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    }

    .card-header {
        background: rgba(156, 39, 176, 0.2);
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        color: #ffffff;
        font-weight: 600;
    }

    .card-body {
        color: #ffffff;
    }

    /* Alert Improvements */
    .alert {
        border: 2px solid;
        font-weight: 500;
        backdrop-filter: blur(10px);
    }

    .alert-info {
        background: rgba(33, 150, 243, 0.2);
        border-color: #2196f3;
        color: #ffffff;
    }

    .alert-success {
        background: rgba(76, 175, 80, 0.2);
        border-color: #4caf50;
        color: #ffffff;
    }

    .alert-warning {
        background: rgba(255, 193, 7, 0.2);
        border-color: #ffc107;
        color: #ffffff;
    }

    .alert-danger {
        background: rgba(244, 67, 54, 0.2);
        border-color: #f44336;
        color: #ffffff;
    }

    /* Link Improvements */
    a {
        color: #bb86fc;
        text-decoration: none;
        font-weight: 500;
    }

    a:hover,
    a:focus {
        color: #ffffff;
        text-decoration: underline;
    }

    /* Table Improvements */
    .table {
        color: #ffffff;
    }

    .table th {
        background: rgba(156, 39, 176, 0.2);
        border-color: rgba(255, 255, 255, 0.2);
        color: #ffffff;
        font-weight: 600;
    }

    .table td {
        border-color: rgba(255, 255, 255, 0.1);
        color: rgba(255, 255, 255, 0.9);
    }

    /* Modal Improvements */
    .modal-content {
        background: rgba(21, 21, 48, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(15px);
        color: #ffffff;
    }

    .modal-header {
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    .modal-footer {
        border-top: 1px solid rgba(255, 255, 255, 0.2);
    }

    .modal-title {
        color: #ffffff;
        font-weight: 600;
    }

    /* Badge Improvements */
    .badge {
        font-weight: 600;
        border: 1px solid rgba(255, 255, 255, 0.3);
    }

    .badge-primary {
        background: linear-gradient(135deg, #9c27b0, #673ab7);
        color: #ffffff;
    }

    .badge-secondary {
        background: rgba(255, 255, 255, 0.2);
        color: #ffffff;
    }

    /* Toast Improvements */
    .toast {
        background: rgba(21, 21, 48, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.2);
        color: #ffffff;
        backdrop-filter: blur(15px);
    }

    .toast-header {
        background: rgba(156, 39, 176, 0.2);
        color: #ffffff;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    /* Dropdown Improvements */
    .dropdown-menu {
        background: rgba(21, 21, 48, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(15px);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }

    .dropdown-item {
        color: #ffffff;
        font-weight: 500;
    }

    .dropdown-item:hover,
    .dropdown-item:focus {
        background: rgba(156, 39, 176, 0.3);
        color: #ffffff;
    }

    /* Improved Text Readability */
    h1, h2, h3, h4, h5, h6 {
        color: #ffffff;
        font-weight: 700;
        text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        margin-bottom: 1rem;
    }

    p, span, div {
        color: rgba(255, 255, 255, 0.95);
        line-height: 1.6;
    }

    /* Loading States */
    .loading-spinner {
        border: 3px solid rgba(255, 255, 255, 0.3);
        border-top: 3px solid #9c27b0;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        animation: spin 1s linear infinite;
    }

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

    /* Focus Indicators */
    *:focus {
        outline: 2px solid #9c27b0;
        outline-offset: 2px;
    }

    /* Selection Styling */
    ::selection {
        background: rgba(156, 39, 176, 0.5);
        color: #ffffff;
    }

    ::-moz-selection {
        background: rgba(156, 39, 176, 0.5);
        color: #ffffff;
    }

    /* Scrollbar Styling */
    ::-webkit-scrollbar {
        width: 8px;
    }

    ::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.1);
    }

    ::-webkit-scrollbar-thumb {
        background: rgba(156, 39, 176, 0.8);
        border-radius: 4px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: #9c27b0;
    }
}

/* Touch-Friendly Enhancements */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    .btn,
    .nav-link,
    .dropdown-item,
    .form-control,
    input[type="checkbox"],
    input[type="radio"] {
        min-height: 44px;
        padding: 0.75rem 1rem;
    }

    /* Remove hover effects on touch devices */
    .btn:hover,
    .nav-link:hover,
    .dropdown-item:hover {
        transform: none;
    }

    /* Enhanced tap feedback */
    .btn:active,
    .nav-link:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    body {
        background: #000000;
        color: #ffffff;
    }

    .btn-primary {
        background: #ffffff;
        color: #000000;
        border: 2px solid #000000;
    }

    .btn-secondary {
        background: #000000;
        color: #ffffff;
        border: 2px solid #ffffff;
    }

    .card,
    .modal-content {
        background: #000000;
        border: 2px solid #ffffff;
    }
}

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

/* Dark Mode Preferences */
@media (prefers-color-scheme: dark) {
    /* Already optimized for dark mode */
}

/* Print Styles */
@media print {
    body {
        background: white !important;
        color: black !important;
    }

    .btn,
    .nav,
    .modal,
    .toast {
        display: none !important;
    }
}