/* Mobile-first responsive styles for Bootstrap templates */

/* General mobile optimizations */
@media (max-width: 768px) {
    /* Form improvements */
    .form-control, .form-select {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 0.75rem;
    }
    
    /* Button improvements */
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
        min-height: 44px; /* Touch target minimum */
    }
    
    .btn-sm {
        padding: 0.5rem 1rem;
        min-height: 38px;
    }
    
    /* Card improvements */
    .card {
        margin-bottom: 1rem;
        border-radius: 0.75rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    /* Table responsiveness */
    .table-responsive {
        font-size: 0.9rem;
    }
    
    .table td, .table th {
        padding: 0.5rem;
        vertical-align: middle;
    }
    
    /* Modal improvements */
    .modal-dialog {
        margin: 1rem;
    }
    
    /* Navigation improvements */
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .navbar-nav .nav-link:last-child {
        border-bottom: none;
    }
    
    /* Alert improvements */
    .alert {
        margin-bottom: 1rem;
        border-radius: 0.5rem;
        font-size: 0.9rem;
    }
    
    /* Typography */
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.1rem; }
    
    /* Spacing improvements */
    .mb-4 { margin-bottom: 1.5rem !important; }
    .mt-4 { margin-top: 1.5rem !important; }
    
    /* Image responsiveness */
    .img-fluid {
        max-width: 100%;
        height: auto;
    }
    
    /* Dropdown improvements */
    .dropdown-menu {
        border-radius: 0.75rem;
        box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    }
}

@media (max-width: 576px) {
    /* Extra small devices */
    .container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 0.65rem 1.25rem;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
    }
    
    /* Typography for very small screens */
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.3rem; }
    h3 { font-size: 1.1rem; }
    
    /* Hide less important elements on very small screens */
    .d-none-xs {
        display: none !important;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    /* Touch devices */
    .btn:hover {
        transform: none;
    }
    
    .card:hover {
        transform: none;
    }
    
    /* Larger touch targets */
    .btn, .form-control, .form-select {
        min-height: 44px;
    }
    
    /* Better spacing for touch */
    .btn + .btn {
        margin-left: 0.5rem;
    }
}

/* Dark theme mobile optimizations */
.bg-dark .card {
    background-color: #343a40;
    border: 1px solid #495057;
}

.bg-dark .table-dark {
    --bs-table-bg: #212529;
}

/* Utility classes for mobile */
.mobile-center {
    text-align: center;
}

.mobile-full-width {
    width: 100%;
}

.mobile-stack {
    flex-direction: column;
}

@media (max-width: 768px) {
    .mobile-center { text-align: center; }
    .mobile-full-width { width: 100% !important; }
    .mobile-stack { flex-direction: column !important; }
    .mobile-hidden { display: none !important; }
}

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

.btn-loading::after {
    content: "";
    position: absolute;
    width: 1rem;
    height: 1rem;
    margin: auto;
    border: 2px solid currentColor;
    border-radius: 50%;
    border-right-color: transparent;
    animation: btn-loading-spin 1s linear infinite;
}

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