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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    margin: 0;
}

.nav-brand a {
    color: white;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

.nav-links a:hover {
    background: #34495e;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: #2c3e50;
    color: white;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding: 2rem 0;
}

.sidebar-brand {
    padding: 0 1.5rem 2rem;
    border-bottom: 1px solid #34495e;
    margin-bottom: 1rem;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    transition: background 0.3s;
}

.sidebar-nav a:hover {
    background: #34495e;
}

.main-content {
    margin-left: 250px;
    padding: 2rem;
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.shop-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.shop-card:hover {
    transform: translateY(-5px);
}

.shop-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    overflow: hidden;
}

.shop-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-logo-placeholder {
    font-size: 1.5rem;
    font-weight: bold;
    color: #666;
}

/* Forms */
.auth-form {
    max-width: 400px;
    margin: 2rem auto;
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #219a52;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert.error {
    background: #e74c3c;
    color: white;
}

.alert.success {
    background: #27ae60;
    color: white;
}

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.dashboard-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
}

/* Cart */
.cart-item {
    background: white;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.cart-shop-header {
    background: #f8f9fa;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    font-weight: bold;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .grid {
        grid-template-columns: 1fr;
    }
}
/* Table Styles */
.table-container {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background: #f8f9fa;
    font-weight: bold;
}

.data-table tr:hover {
    background: #f8f9fa;
}

/* Status Badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: bold;
}

.status-badge.active {
    background: #d4edda;
    color: #155724;
}

.status-badge.inactive {
    background: #fff3cd;
    color: #856404;
}

.status-badge.placed {
    background: #d1ecf1;
    color: #0c5460;
}

.status-badge.shipped {
    background: #cce7ff;
    color: #004085;
}

.status-badge.delivered {
    background: #d4edda;
    color: #155724;
}

/* Stock Badges */
.stock-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
}

.stock-badge.in-stock {
    background: #d4edda;
    color: #155724;
}

.stock-badge.out-of-stock {
    background: #f8d7da;
    color: #721c24;
}

/* Buttons */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-outline {
    background: transparent;
    border: 1px solid #3498db;
    color: #3498db;
}

.btn-outline:hover {
    background: #3498db;
    color: white;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Cart Styles */
.cart-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.cart-shop-section {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

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

.item-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quantity-control input {
    width: 80px;
    padding: 0.5rem;
}

.cart-summary {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    height: fit-content;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.summary-row.total {
    font-weight: bold;
    font-size: 1.2rem;
    border-bottom: none;
}

/* Checkout Styles */
.checkout-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.checkout-section {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.address-option,
.payment-option {
    margin-bottom: 1rem;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.address-option input[type="radio"],
.payment-option input[type="radio"] {
    margin-right: 1rem;
}

.order-summary {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    height: fit-content;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

/* Form Sections */
.form-section {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.shop-selection {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .cart-container,
    .checkout-container {
        grid-template-columns: 1fr;
    }
    
    .cart-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .data-table {
        font-size: 0.875rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}
/* Product Cards */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.product-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.product-image {
    width: 100%;
    height: 200px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-image-placeholder {
    color: #666;
    font-size: 0.9rem;
}

.product-image-placeholder.large {
    height: 300px;
    font-size: 1.1rem;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
}

.product-info h3 a {
    color: inherit;
    text-decoration: none;
}

.product-info h3 a:hover {
    color: #3498db;
}

.product-category {
    color: #666;
    font-size: 0.9rem;
    margin: 0.25rem 0;
}

.product-price {
    font-size: 1.25rem;
    font-weight: bold;
    color: #2c3e50;
    margin: 0.5rem 0;
}

.product-stock {
    color: #666;
    font-size: 0.9rem;
    margin: 0.25rem 0;
}

.product-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* Product Detail */
.product-detail {
    max-width: 1200px;
    margin: 0 auto;
}

.breadcrumb {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: #3498db;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.product-gallery {
    position: sticky;
    top: 2rem;
}

.main-image {
    width: 100%;
    height: 400px;
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-thumbnails {
    display: flex;
    gap: 0.5rem;
}

.thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
}

.thumbnail.active,
.thumbnail:hover {
    border-color: #3498db;
}

.product-info h1 {
    font-size: 2rem;
    margin: 0 0 0.5rem 0;
    color: #2c3e50;
}

.product-sku,
.product-category {
    color: #666;
    margin: 0.25rem 0;
}

.price-section {
    margin: 1.5rem 0;
    padding: 1rem 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.product-price {
    font-size: 2rem;
    font-weight: bold;
    color: #e74c3c;
}

.stock-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-left: 1rem;
}

.stock-status.in-stock {
    background: #d4edda;
    color: #155724;
}

.stock-status.out-of-stock {
    background: #f8d7da;
    color: #721c24;
}

.shop-info {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
    margin: 1.5rem 0;
}

.shop-info a {
    color: #3498db;
    text-decoration: none;
}

.shop-info a:hover {
    text-decoration: underline;
}

.quantity-selector {
    margin: 1.5rem 0;
}

.quantity-selector label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.quantity-selector input {
    width: 100px;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.product-description {
    margin-top: 2rem;
}

.product-description h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Shop Header */
.shop-header {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.shop-info {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.shop-logo-large {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.shop-logo-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-details h1 {
    margin: 0 0 0.5rem 0;
    color: #2c3e50;
}

.shop-owner {
    color: #666;
    margin: 0.25rem 0;
}

.shop-description {
    color: #555;
    line-height: 1.6;
    margin: 1rem 0 0 0;
}

/* Category Filters */
.category-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1rem 0;
}

.section-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin: 0;
}

/* Orders */
.orders-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.order-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.order-info h3 {
    margin: 0 0 0.5rem 0;
}

.order-date,
.order-total {
    color: #666;
    margin: 0.25rem 0;
}

.order-items {
    margin-bottom: 1.5rem;
}

.order-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #f8f9fa;
}

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

.item-info h4 {
    margin: 0 0 0.25rem 0;
}

.item-info p {
    margin: 0.25rem 0;
    color: #666;
    font-size: 0.9rem;
}

.order-tracking,
.order-shipping {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #eee;
}

.tracking-timeline {
    margin-top: 1rem;
}

.tracking-event {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f8f9fa;
}

.tracking-event:last-child {
    border-bottom: none;
}

.tracking-date {
    min-width: 120px;
    font-size: 0.9rem;
    color: #666;
}

.tracking-status {
    font-weight: bold;
}

.tracking-note {
    color: #666;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* Modal */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 2rem;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
}

.close:hover {
    color: #333;
}

/* Form Container */
.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.address-form,
.product-form {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .shop-info {
        flex-direction: column;
        text-align: center;
    }
    
    .order-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .order-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 5% auto;
        width: 95%;
    }
}
/* Shop Creation Form */
.shop-form .form-section {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.shop-form .form-section h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
    border-bottom: 2px solid #3498db;
    padding-bottom: 0.5rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    margin-top: 2rem;
}

/* Shop Header in Dashboard */
.shop-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.shop-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.empty-shop {
    text-align: center;
    padding: 3rem 2rem;
}

.empty-shop h3 {
    color: #666;
    margin-bottom: 1rem;
}

/* Demo Accounts Box */
.demo-accounts {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 2rem;
    border-left: 4px solid #3498db;
}

.demo-accounts h3 {
    margin-top: 0;
    color: #2c3e50;
}