/* Base styles */
:root {
    --primary-color: #e74c3c;
    --secondary-color: #3498db;
    --accent-color: #f39c12;
    --text-color: #333;
    --light-text: #f5f5f5;
    --bg-color: #f9f9f9;
    --card-bg: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* Header */
header {
    background-color: var(--card-bg);
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav ul {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

nav a:hover::after, nav a.active::after {
    width: 100%;
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-login, .btn-register {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-logout {
    background-color: transparent;
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.btn-logout:hover {
    background-color: var(--danger-color);
    color: white;
}

.btn-login:hover, .btn-register:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-cart {
    position: relative;
    background-color: transparent;
    color: var(--text-color);
    font-size: 1.2rem;
}

.cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--primary-color);
    color: white;
    font-size: 0.7rem;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Home Section */
.home-section {
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 1rem;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), 
                url('https://source.unsplash.com/random/1200x800/?food') no-repeat center center/cover;
    color: white;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.feature i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 20px;
}

.btn-primary:hover {
    background-color: #c0392b; /* Darker primary color */
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
    padding: 10px 20px;
}

.btn-secondary:hover {
    background-color: #2980b9; /* Darker secondary color */
}

/* Form styles */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-container h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.location-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.btn-location:disabled {
    background-color: #95a5a6;
    cursor: not-allowed;
}

/* Sections */
section {
    padding: 2rem;
    min-height: calc(100vh - 70px); /* Header height */
}

section h2 {
    margin-bottom: 2rem;
    text-align: center;
    color: var(--primary-color);
}

/* Products Section */
.categories {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.category-btn {
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

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

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

.product-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

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

.product-image {
    height: 150px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image i {
    font-size: 4rem;
    color: var(--primary-color);
}

.product-info {
    padding: 1.5rem;
    flex-grow: 1;
}

.product-info h3 {
    margin-bottom: 0.5rem;
}

.product-info p {
    color: #666;
    margin-bottom: 1rem;
}

.product-price {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.btn-add-cart {
    background-color: var(--primary-color);
    color: white;
    width: 100%;
    padding: 12px;
    border-radius: 0;
}

.btn-add-cart:hover {
    background-color: #c0392b;
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 350px;
    height: 100%;
    background-color: var(--card-bg);
    box-shadow: -2px 0 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.cart-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-close {
    background-color: transparent;
    color: var(--text-color);
    font-size: 1.2rem;
    padding: 5px;
}

.cart-items {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1rem;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.item-info {
    flex-grow: 1;
}

.item-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.item-price {
    color: var(--primary-color);
    font-weight: bold;
}

.item-quantity {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 1rem;
}

.btn-quantity {
    background-color: var(--bg-color);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-remove {
    background-color: transparent;
    color: var(--danger-color);
    padding: 5px;
}

.cart-empty {
    padding: 2rem 1rem;
    text-align: center;
}

.cart-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    margin-bottom: 1rem;
    text-align: right;
    font-size: 1.1rem;
}

.btn-checkout {
    background-color: var(--success-color);
    color: white;
    width: 100%;
    padding: 12px;
}

.btn-checkout:hover {
    background-color: #27ae60;
}

/* Orders Section */
.orders-container {
    max-width: 800px;
    margin: 0 auto;
}

.no-orders {
    text-align: center;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.orders-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.order-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 1.5rem;
}

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

.status-badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.status-badge.pending {
    background-color: #f39c12;
    color: white;
}

.status-badge.processing {
    background-color: #3498db;
    color: white;
}

.status-badge.shipping {
    background-color: #9b59b6;
    color: white;
}

.status-badge.delivered {
    background-color: #2ecc71;
    color: white;
}

.status-badge.cancelled {
    background-color: #e74c3c;
    color: white;
}

.order-date {
    color: #666;
    margin-bottom: 1rem;
}

.order-items {
    margin-bottom: 1rem;
}

.order-item {
    display: flex;
    margin-bottom: 0.5rem;
}

.item-quantity {
    width: 40px;
    font-weight: bold;
}

.item-name {
    flex-grow: 1;
}

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

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

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

/* Profile Section */
.profile-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 2rem;
}

.profile-info {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.profile-avatar {
    font-size: 5rem;
    color: var(--primary-color);
}

.profile-details h3 {
    margin-bottom: 1rem;
}

.profile-details p {
    margin-bottom: 0.5rem;
}

.customer-rating {
    margin-top: 1rem;
}

.stars {
    color: var(--accent-color);
    margin-top: 0.5rem;
}

.profile-actions {
    display: flex;
    justify-content: flex-end;
}

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

.edit-profile-form {
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.login-required {
    text-align: center;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    max-width: 500px;
    margin: 0 auto;
}

/* Admin Section */
.admin-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.admin-tabs button {
    background-color: transparent;
    color: var(--text-color);
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 4px 4px 0 0;
}

.admin-tabs button.active {
    background-color: var(--primary-color);
    color: white;
}

.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.filter-bar select, .filter-bar input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.filter-bar input {
    flex-grow: 1;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

table th, table td {
    padding: 12px 15px;
    text-align: left;
}

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

table tr:nth-child(even) {
    background-color: #f5f5f5;
}

.btn-view {
    background-color: var(--info-color);
    color: white;
    padding: 5px 10px;
}

.btn-edit {
    background-color: var(--warning-color);
    color: white;
    padding: 5px 10px;
}

.btn-delete {
    background-color: var(--danger-color);
    color: white;
    padding: 5px 10px;
}

.btn-add {
    background-color: var(--success-color);
    color: white;
    margin-bottom: 1rem;
    padding: 10px 20px;
}

.comment-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-date {
    color: #666;
    font-size: 0.9rem;
}

.comment-content {
    margin-bottom: 1rem;
}

.comment-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

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

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

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

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Rating styles */
.rating-stars p {
    margin-bottom: 0.5rem;
}

.stars-select {
    display: flex;
    gap: 0.5rem;
    font-size: 1.5rem;
    color: #ccc;
    margin-bottom: 1.5rem;
}

.selectable-star {
    cursor: pointer;
}

.selectable-star:hover {
    color: var(--accent-color);
}

.fas.fa-star {
    color: var(--accent-color);
}

/* Notifications */
.notifications {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1200;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 350px;
}

.notification {
    background-color: var(--card-bg);
    border-radius: 4px;
    box-shadow: var(--shadow);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.success {
    border-left: 4px solid var(--success-color);
}

.notification.error {
    border-left: 4px solid var(--danger-color);
}

.notification.info {
    border-left: 4px solid var(--info-color);
}

.notification.warning {
    border-left: 4px solid var(--warning-color);
}

.btn-dismiss {
    background-color: transparent;
    color: #999;
    padding: 5px;
}

/* Responsiveness */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding: 1rem;
    }
    
    nav ul {
        margin: 1rem 0;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .profile-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .cart-sidebar {
        width: 100%;
    }
    
    .admin-tabs {
        flex-wrap: wrap;
    }
    
    .filter-bar {
        flex-direction: column;
    }
}