/* Main Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

/* Color Scheme */
:root {
    --primary-color: #0066CC;
    --primary-light: #1A73E8;
    --danger-color: #ff6b6b;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --dark: #1a1a1a;
    --text-muted: #999;
    --border-light: #e0e0e0;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Buttons */
.btn {
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    padding: 10px 20px;
}

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

.btn-primary {
    background-color: var(--primary-color);
    border: none;
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-light);
    color: white;
}

.btn-secondary {
    background-color: #f5f5f5;
    border: 1px solid var(--border-light);
    color: #333;
}

.btn-secondary:hover {
    background-color: #e0e0e0;
}

.btn-danger {
    background-color: var(--danger-color);
    border: none;
    color: white;
}

/* Cards */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

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

.card-img-top {
    border-radius: 8px 8px 0 0;
    object-fit: cover;
    height: 250px;
}

.card-body {
    padding: 15px;
}

.card-title {
    font-weight: 700;
    color: #333;
}

.card-text {
    color: #666;
    font-size: 0.9rem;
}

/* Forms */
.form-control {
    border: 1px solid var(--border-light);
    padding: 10px 15px;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-select {
    border: 1px solid var(--border-light);
    padding: 10px 15px;
    border-radius: 6px;
    font-size: 0.95rem;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

/* Pagination */
.pagination {
    gap: 5px;
}

.page-link {
    border-radius: 6px;
    border: 1px solid var(--border-light);
    color: var(--primary-color);
    padding: 8px 12px;
    transition: all 0.3s;
}

.page-link:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

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

/* Product Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
}

.product-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    overflow: hidden;
}

/* Badges */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    display: inline-block;
}

.badge-primary {
    background-color: var(--primary-color);
    color: white;
}

.badge-danger {
    background-color: var(--danger-color);
    color: white;
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

.badge-warning {
    background-color: var(--warning-color);
    color: #333;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 20px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* Tables */
.table {
    border-collapse: collapse;
    width: 100%;
}

.table thead {
    background-color: var(--primary-color);
    color: white;
}

.table thead th {
    border: none;
    padding: 12px;
    font-weight: 700;
}

.table tbody td {
    padding: 12px;
    border-bottom: 1px solid var(--border-light);
}

.table tbody tr:hover {
    background-color: #f5f5f5;
}

/* Navigation */
.navbar {
    background-color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.navbar-brand:hover {
    color: var(--primary-light) !important;
}

.nav-link {
    color: #333 !important;
    font-weight: 500;
    transition: all 0.3s;
    margin: 0 5px;
}

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

/* Footer */
.footer {
    background-color: #1a1a1a;
    color: #ccc;
    padding: 50px 0 20px;
}

.footer h5 {
    color: white;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer a {
    color: #ccc;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.footer a:hover {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }

    body {
        font-size: 0.95rem;
    }

    .container {
        padding: 0 15px;
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .card-img-top {
        height: 150px;
    }

    .navbar-brand {
        font-size: 1.2rem;
    }

    .page-link {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

/* Utility Classes */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
    color: white !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

.border-bottom {
    border-bottom: 1px solid var(--border-light) !important;
}

.shadow-sm {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
}

.shadow {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15) !important;
}

.rounded {
    border-radius: 8px !important;
}

.transition-all {
    transition: all 0.3s ease !important;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-light);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}