/* Custom styles */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: #f8f9fa;
}

main {
    flex: 1;
}

/* Card Styles */
.card {
    transition: transform 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: none;
    border-radius: 10px;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.card-img-top {
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

/* Navbar Styles */
.navbar-brand {
    font-weight: bold;
    font-size: 1.25rem;
}

@media (min-width: 768px) {
    .navbar-brand {
        font-size: 1.5rem;
    }
}

/* Footer */
footer {
    margin-top: auto;
}

/* Button Styles */
.btn {
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-success {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    border: none;
    color: #000;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Card adjustments for mobile */
    .card-body {
        padding: 1rem;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .card-text {
        font-size: 0.9rem;
    }
    
    /* Table responsiveness */
    .table {
        font-size: 0.85rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
    }
    
    /* Product page adjustments */
    .product-image {
        margin-bottom: 1.5rem;
    }
    
    /* Checkout page */
    .checkout-card {
        margin-bottom: 1rem;
    }
    
    /* Admin dashboard cards */
    .stat-box {
        text-align: center;
        margin-bottom: 1rem;
    }
    
    .stat-box h2 {
        font-size: 1.5rem;
    }
}

/* Small mobile devices */
@media (max-width: 576px) {
    h1 {
        font-size: 1.5rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .btn {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: 0.5rem 1.25rem;
        font-size: 1rem;
    }
    
    /* Make cards full width on small screens */
    .row {
        margin-left: -10px;
        margin-right: -10px;
    }
    
    .col-md-4, .col-md-6, .col-md-8 {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    /* Reduce spacing */
    .py-4 {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }
    
    .mb-4 {
        margin-bottom: 1rem !important;
    }
    
    /* Admin tables - horizontal scroll */
    .table-responsive {
        margin-bottom: 0;
    }
    
    /* Price display */
    .card-text strong {
        font-size: 1.1rem;
    }
    
    /* Product detail page */
    .product-detail-price {
        font-size: 1.5rem;
    }
}

/* Tablet Devices */
@media (min-width: 769px) and (max-width: 992px) {
    .container {
        max-width: 960px;
    }
    
    h1 {
        font-size: 2rem;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn, 
    .nav-link,
    .dropdown-item {
        padding: 0.75rem 1rem;
    }
    
    .navbar-toggler {
        padding: 0.5rem 0.75rem;
    }
    
    /* Remove hover effects on touch devices */
    .card:hover {
        transform: none;
    }
    
    .btn:hover {
        transform: none;
    }
}

/* Loading states and animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    animation: fadeIn 0.5s ease-out;
}

/* Status badges */
.badge {
    padding: 0.5em 0.75em;
    font-weight: 500;
    border-radius: 20px;
}

@media (max-width: 768px) {
    .badge {
        font-size: 0.7rem;
        padding: 0.35em 0.65em;
    }
}

/* Navigation improvements */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255,255,255,0.9);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.navbar-dark .navbar-nav .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
}

/* Image optimizations */
img {
    max-width: 100%;
    height: auto;
}

/* Form controls */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #dee2e6;
    padding: 0.6rem 1rem;
}

@media (max-width: 768px) {
    .form-control, .form-select {
        padding: 0.5rem 0.75rem;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Alert messages */
.alert {
    border-radius: 10px;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Pagination */
.pagination {
    flex-wrap: wrap;
    justify-content: center;
}

@media (max-width: 576px) {
    .page-link {
        padding: 0.375rem 0.5rem;
        font-size: 0.875rem;
    }
}

/* Modal improvements for mobile */
@media (max-width: 576px) {
    .modal-dialog {
        margin: 0.5rem;
    }
    
    .modal-content {
        border-radius: 15px;
    }
}

/* Footer improvements */
footer {
    padding: 1.5rem 0 !important;
    margin-top: 2rem !important;
}

/* Loading spinner */
.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
}

@media (min-width: 768px) {
    .spinner-border {
        width: 2rem;
        height: 2rem;
    }
}

/* Grid improvements */
.row {
    margin-bottom: -1rem;
}

.row > [class*="col-"] {
    margin-bottom: 1rem;
}

/* Admin dashboard specific */
.stat-box {
    background: white;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.stat-box:hover {
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .stat-box {
        padding: 0.75rem;
    }
    
    .stat-box h6 {
        font-size: 0.9rem;
    }
    
    .stat-box p {
        margin-bottom: 0;
    }
}

/* Print styles */
@media print {
    .navbar,
    footer,
    .btn,
    .no-print {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}