/* Google Fonts - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* CSS Variables for Consistent Theme */
:root {
    --primary-color: #007BFF;
    --primary-hover: #0056b3;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --text-dark: #212529;
    --text-muted: #6c757d;
    --border-radius: 12px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navbar Styles */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: var(--box-shadow);
    padding: 0rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white) !important;
}

.navbar-brand:hover {
    color: var(--warning-color) !important;
    transition: var(--transition);
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white) !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white) !important;
}

/* Main Content */
main {
    flex: 1;
    padding: 2rem 0;
    margin-top: 80px;
}

.container {
    max-width: 1200px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-dark);
}

.display-4, .display-5 {
    font-weight: 700;
    color: #2c3e50;
}

.lead {
    font-weight: 400;
    color: var(--text-muted);
}

/* Product Cards */
.product-card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    background: var(--white);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-hover);
}

.product-card .card-img-top {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    transition: var(--transition);
    height: 250px;
    object-fit: cover;
    width: 100%;
}

.product-card:hover .card-img-top {
    transform: scale(1.05);
}

/* Rating Stars */
.rating {
    color: var(--warning-color);
    font-size: 1.1rem;
}

.rating i {
    margin-right: 2px;
}

/* Badges */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
}

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

/* Buttons */
.btn {
    border-radius: 8px;
    padding: 0.625rem 1.5rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
}

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

.btn-success:hover {
    background-color: #218838;
    transform: translateY(-2px);
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    background: var(--white);
}

.card:hover {
    box-shadow: var(--box-shadow-hover);
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
    border: none;
    padding: 1.25rem;
}

.card-header.bg-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

/* Forms */
.form-control,
.form-select {
    border-radius: 8px;
    border: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.1);
}

.form-label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* Alerts */
.alert {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--box-shadow);
}

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

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

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

/* Tables */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
}

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* Footer */
footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: var(--white);
    padding: 2.5rem 0;
    margin-top: 3rem;
}

footer h5 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 1rem;
}

footer p {
    color: rgba(255, 255, 255, 0.8);
}

footer a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Social Icons */
.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    color: var(--white);
}

/* Images */
img {
    border-radius: var(--border-radius);
}

.img-fluid {
    border-radius: var(--border-radius);
}

/* Price Display */
.text-success {
    color: var(--success-color) !important;
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.2rem;
    }

    .display-4 {
        font-size: 2rem;
    }

    .display-5 {
        font-size: 1.75rem;
    }

    .social-icons {
        justify-content: center;
    }

    footer .text-md-end {
        text-align: center !important;
        margin-top: 1rem;
    }
}

@media (max-width: 576px) {
    main {
        padding: 1rem 0;
    }

    .display-4 {
        font-size: 1.75rem;
    }

    .card {
        margin-bottom: 1.5rem;
    }
}

/* Custom Utilities */
.shadow-sm {
    box-shadow: var(--box-shadow) !important;
}

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

/* Loading Spinner (if needed) */
.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

/* Review Cards */
.review-card {
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.review-card:hover {
    border-left-color: var(--primary-hover);
    box-shadow: var(--box-shadow-hover);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-state i {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

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

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

/* Focus States for Accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}