/* Custom Styles for Digital Marketplace */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

/* Header Styles */
.top-alert {
    font-size: 0.875rem;
}

.navbar-brand {
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
}

/* Product Cards */
.product-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.product-card .card-img-top {
    height: 200px;
    object-fit: cover;
}

.product-card .price {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Category Cards */
.category-card {
    transition: transform 0.3s ease;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.category-card:hover {
    transform: translateY(-3px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Buttons */
.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

/* Badges */
.badge {
    font-weight: 500;
}

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

.social-links a {
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color) !important;
}

/* Form Styles */
.form-control {
    border-radius: 0.5rem;
    border: 2px solid #e9ecef;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Cart Styles */
.cart-item {
    border-bottom: 1px solid #e9ecef;
    padding: 1rem 0;
}

.cart-item:last-child {
    border-bottom: none;
}

/* Product Images */
.product-images .thumbnail {
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.product-images .thumbnail.active,
.product-images .thumbnail:hover {
    border-color: var(--primary-color);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Alert Styles */
.alert {
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
}

.alert-dismissible .btn-close {
    padding: 0.75rem;
}

/* Table Styles */
.table th {
    border-top: none;
    font-weight: 600;
    color: var(--dark-color);
}

/* Pagination */
.pagination .page-link {
    border-radius: 0.5rem;
    margin: 0 0.25rem;
    border: none;
    color: var(--dark-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Back to Top Button */
#backToTop {
    width: 50px;
    height: 50px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

#backToTop:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-nav .nav-link {
        padding: 0.5rem 0;
    }
    
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .product-card .card-img-top {
        height: 150px;
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.border-radius-custom {
    border-radius: 1rem;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}