/**
 * Mobile-First Responsive Enhancements
 * ====================================
 * 
 * Comprehensive mobile optimizations for aksjeradar.trade
 * - Touch-friendly interactions
 * - Responsive navigation
 * - Mobile-first layout adjustments
 * - Performance optimizations
 */

/* =================================
   MOBILE-FIRST BASE STYLES
   ================================= */

/* Touch-friendly button sizes */
.btn, .nav-link, .dropdown-item {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
}

/* Responsive typography */
html {
    font-size: 16px; /* Base size for mobile */
}

@media (min-width: 576px) {
    html { font-size: 16px; }
}

@media (min-width: 768px) {
    html { font-size: 17px; }
}

@media (min-width: 992px) {
    html { font-size: 18px; }
}

/* =================================
   ENHANCED MOBILE NAVIGATION
   ================================= */

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    font-size: 1.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid #007bff;
}

/* Mobile menu improvements */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: #1a1a1a;
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 0.5rem;
        border: 1px solid #333;
    }
    
    .navbar-nav {
        gap: 0.5rem;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        padding: 1rem !important;
        border-radius: 0.375rem;
        transition: background-color 0.2s ease;
    }
    
    .nav-link:hover {
        background-color: rgba(0, 123, 255, 0.1);
    }
    
    .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100% !important;
        border: none;
        background-color: rgba(255, 255, 255, 0.05);
        margin-top: 0.5rem;
    }
    
    .dropdown-item {
        color: #ffffff !important;
        padding: 0.75rem 1.5rem;
    }
    
    .dropdown-item:hover {
        background-color: rgba(0, 123, 255, 0.2);
        color: #ffffff !important;
    }
}

/* =================================
   RESPONSIVE TABLES
   ================================= */

.table-responsive {
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 767.98px) {
    .table-responsive table {
        font-size: 0.875rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
    }
    
    /* Stack table cells on very small screens */
    .table-mobile-stack tbody tr {
        display: block;
        border: 1px solid #dee2e6;
        margin-bottom: 1rem;
        border-radius: 0.375rem;
    }
    
    .table-mobile-stack tbody td {
        display: block;
        text-align: right;
        border: none;
        padding: 0.5rem 1rem;
        position: relative;
    }
    
    .table-mobile-stack tbody td:before {
        content: attr(data-label) ": ";
        position: absolute;
        left: 1rem;
        font-weight: bold;
        color: #6c757d;
    }
}

/* =================================
   MOBILE CARD LAYOUTS
   ================================= */

@media (max-width: 767.98px) {
    .card {
        margin-bottom: 1rem;
    }
    
    .card-header {
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    /* Stock card optimizations */
    .stock-card {
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    
    .stock-card:active {
        transform: scale(0.98);
    }
    
    .stock-card .stock-price {
        font-size: 1.25rem;
        font-weight: bold;
    }
    
    .stock-card .stock-change {
        font-size: 0.9rem;
    }
}

/* =================================
   MOBILE FORM ENHANCEMENTS
   ================================= */

.form-control, .form-select {
    font-size: 16px; /* Prevents zoom on iOS */
    min-height: 44px;
}

@media (max-width: 767.98px) {
    .form-floating {
        margin-bottom: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn-group {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .btn-group .btn {
        border-radius: 0.375rem !important;
    }
}

/* =================================
   MOBILE CHARTS AND VISUALIZATIONS
   ================================= */

@media (max-width: 767.98px) {
    .chart-container {
        position: relative;
        height: 250px;
        margin-bottom: 1rem;
    }
    
    .chart-controls {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-bottom: 1rem;
    }
    
    .chart-controls .btn {
        flex: 1;
        min-width: calc(50% - 0.25rem);
    }
}

/* =================================
   MOBILE SEARCH ENHANCEMENTS
   ================================= */

@media (max-width: 767.98px) {
    .search-container {
        position: relative;
        margin-bottom: 1rem;
    }
    
    .search-input {
        width: 100%;
        padding-right: 3rem;
    }
    
    .search-button {
        position: absolute;
        right: 0.5rem;
        top: 50%;
        transform: translateY(-50%);
        border: none;
        background: none;
        color: #6c757d;
        font-size: 1.25rem;
    }
    
    .search-results {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        border: 1px solid #dee2e6;
        border-radius: 0.375rem;
        box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
        z-index: 1000;
        max-height: 300px;
        overflow-y: auto;
    }
    
    .search-result-item {
        padding: 1rem;
        border-bottom: 1px solid #f8f9fa;
        cursor: pointer;
        transition: background-color 0.2s ease;
    }
    
    .search-result-item:hover,
    .search-result-item:active {
        background-color: #f8f9fa;
    }
}

/* =================================
   MOBILE PORTFOLIO OPTIMIZATIONS
   ================================= */

@media (max-width: 767.98px) {
    .portfolio-summary {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .portfolio-stat {
        text-align: center;
        padding: 1rem;
        background: #f8f9fa;
        border-radius: 0.5rem;
    }
    
    .portfolio-stat-value {
        font-size: 1.5rem;
        font-weight: bold;
        display: block;
    }
    
    .portfolio-stat-label {
        font-size: 0.875rem;
        color: #6c757d;
        margin-top: 0.25rem;
    }
    
    .portfolio-holdings {
        margin-bottom: 1.5rem;
    }
    
    .holding-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem;
        border: 1px solid #dee2e6;
        border-radius: 0.5rem;
        margin-bottom: 0.5rem;
        background: white;
    }
    
    .holding-name {
        font-weight: 600;
        flex: 1;
    }
    
    .holding-value {
        text-align: right;
        font-weight: bold;
    }
    
    .holding-change {
        text-align: right;
        font-size: 0.875rem;
        margin-top: 0.25rem;
    }
}

/* =================================
   MOBILE UTILITIES
   ================================= */

/* Hide on mobile */
@media (max-width: 767.98px) {
    .d-mobile-none {
        display: none !important;
    }
}

/* Show only on mobile */
.d-mobile-block {
    display: none !important;
}

@media (max-width: 767.98px) {
    .d-mobile-block {
        display: block !important;
    }
}

.d-mobile-flex {
    display: none !important;
}

@media (max-width: 767.98px) {
    .d-mobile-flex {
        display: flex !important;
    }
}

/* Mobile spacing utilities */
@media (max-width: 767.98px) {
    .mobile-mt-0 { margin-top: 0 !important; }
    .mobile-mt-1 { margin-top: 0.25rem !important; }
    .mobile-mt-2 { margin-top: 0.5rem !important; }
    .mobile-mt-3 { margin-top: 1rem !important; }
    .mobile-mt-4 { margin-top: 1.5rem !important; }
    .mobile-mt-5 { margin-top: 3rem !important; }
    
    .mobile-mb-0 { margin-bottom: 0 !important; }
    .mobile-mb-1 { margin-bottom: 0.25rem !important; }
    .mobile-mb-2 { margin-bottom: 0.5rem !important; }
    .mobile-mb-3 { margin-bottom: 1rem !important; }
    .mobile-mb-4 { margin-bottom: 1.5rem !important; }
    .mobile-mb-5 { margin-bottom: 3rem !important; }
    
    .mobile-p-0 { padding: 0 !important; }
    .mobile-p-1 { padding: 0.25rem !important; }
    .mobile-p-2 { padding: 0.5rem !important; }
    .mobile-p-3 { padding: 1rem !important; }
    .mobile-p-4 { padding: 1.5rem !important; }
    .mobile-p-5 { padding: 3rem !important; }
}

/* =================================
   TOUCH GESTURES AND INTERACTIONS
   ================================= */

/* Improve touch targets */
@media (pointer: coarse) {
    .btn, .nav-link, .dropdown-item, .form-control, .form-select {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* Add touch feedback */
    .btn:active,
    .nav-link:active,
    .dropdown-item:active,
    .card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* Swipe indicators for carousels */
.swipe-indicator {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    background: rgba(0, 0, 0, 0.5);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    display: none;
}

@media (max-width: 767.98px) {
    .swipe-indicator {
        display: block;
    }
}

/* =================================
   PERFORMANCE OPTIMIZATIONS
   ================================= */

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

/* GPU acceleration for smooth scrolling */
.smooth-scroll {
    -webkit-overflow-scrolling: touch;
    transform: translateZ(0);
}

/* Optimize images for mobile */
@media (max-width: 767.98px) {
    img {
        height: auto;
        max-width: 100%;
    }
    
    .img-responsive {
        display: block;
        width: 100%;
        height: auto;
    }
}