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

body {
    font-family: 'Vazirmatn', Tahoma, Geneva, Verdana, sans-serif;
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.store-header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    gap: 20px;
}

.logo h1 {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo a {
    text-decoration: none;
}

.header-search {
    flex: 1;
    max-width: 400px;
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-family: 'Vazirmatn', sans-serif;
    font-size: 0.875rem;
}

.search-form button {
    background: var(--primary-color);
    border: none;
    padding: 0 15px;
    border-radius: 8px;
    color: white;
    cursor: pointer;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.cart-icon {
    position: relative;
    color: #333;
    text-decoration: none;
    font-size: 1.25rem;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -12px;
    background: #dc3545;
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 0.7rem;
    min-width: 18px;
    text-align: center;
}

.login-btn {
    background: var(--primary-color);
    color: white;
    padding: 8px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.875rem;
}

/* Navigation */
.store-nav {
    background: white;
    border-top: 1px solid #e0e0e0;
    border-bottom: 1px solid #e0e0e0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    padding: 12px 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: var(--primary-color);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    min-width: 200px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 8px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 10;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: #333;
}

.dropdown-menu li a:hover {
    background: var(--primary-light);
}

/* Hero Slider */
.hero-slider {
    height: 500px;
    position: relative;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
}

.slide-content {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    color: white;
    text-align: center;
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.slide-content p {
    font-size: 1.125rem;
    margin-bottom: 30px;
}

.btn-slide {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.3s;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.section-header p {
    color: #666;
}

/* Categories Grid */
.categories-section {
    padding: 60px 0;
    background: white;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.category-card {
    background: #f8f9fa;
    padding: 30px;
    text-align: center;
    border-radius: 15px;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.category-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.category-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.category-card h3 {
    color: #333;
    margin-bottom: 10px;
}

.category-card p {
    color: #666;
    font-size: 0.875rem;
}

/* Products Grid */
.products-section {
    padding: 60px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #dc3545;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    z-index: 1;
}

.product-image {
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 1.125rem;
    margin-bottom: 10px;
}

.product-description {
    color: #666;
    font-size: 0.875rem;
    margin-bottom: 15px;
    line-height: 1.5;
}

.product-price {
    margin-bottom: 15px;
}

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

.product-actions {
    display: flex;
    gap: 10px;
}

.btn-buy,
.btn-details {
    flex: 1;
    padding: 10px;
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.3s;
}

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

.btn-details {
    background: #f0f0f0;
    color: #333;
}

.btn-buy:hover,
.btn-details:hover {
    opacity: 0.9;
}

/* Features Section */
.features-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #764ba2 100%);
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.feature-card i {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 10px;
}

/* Product Detail Page */
.product-detail-page {
    padding: 40px 0;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.product-gallery .main-image img {
    width: 100%;
    border-radius: 15px;
}

.thumbnail-list {
    margin-top: 15px;
}

.thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
}

.thumbnail:hover {
    border-color: var(--primary-color);
}

.product-price-detail {
    margin: 20px 0;
}

.product-price-detail .price {
    font-size: 2rem;
}

.product-actions-detail {
    display: flex;
    gap: 15px;
    margin: 25px 0;
}

.btn-add-to-cart,
.btn-demo {
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 1rem;
    cursor: pointer;
}

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

.btn-demo {
    background: #28a745;
    color: white;
}

/* Product Tabs */
.product-tabs {
    margin-top: 40px;
}

.tabs-header {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 10px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: 'Vazirmatn', sans-serif;
    font-size: 1rem;
    color: #666;
    position: relative;
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
}

.tab-pane {
    display: none;
    padding: 20px 0;
}

.tab-pane.active {
    display: block;
}

.features-list {
    list-style: none;
}

.features-list li {
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}

.features-list li i {
    color: var(--primary-color);
    margin-left: 10px;
}

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

.specs-table tr {
    border-bottom: 1px solid #f0f0f0;
}

.specs-table th,
.specs-table td {
    padding: 12px;
    text-align: right;
}

.specs-table th {
    width: 30%;
    font-weight: 600;
}

/* Cart Page */
.cart-page {
    padding: 40px 0;
}

.page-title {
    margin-bottom: 30px;
}

.cart-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.cart-table {
    width: 100%;
    background: white;
    border-radius: 12px;
    overflow: hidden;
}

.cart-table th,
.cart-table td {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
}

.product-cell {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: right;
}

.product-cell img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
}

.qty-input {
    width: 70px;
    padding: 8px;
    text-align: center;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.remove-btn {
    color: #dc3545;
    text-decoration: none;
}

.cart-summary {
    background: white;
    padding: 20px;
    border-radius: 12px;
    position: sticky;
    top: 100px;
}

.cart-summary h3 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: bold;
    border-top: 2px solid #f0f0f0;
    margin-top: 10px;
    padding-top: 15px;
}

.btn-checkout,
.btn-update,
.btn-continue {
    display: block;
    width: 100%;
    padding: 12px;
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    margin-top: 15px;
}

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

.btn-update {
    background: #6c757d;
    color: white;
}

.btn-continue {
    background: #28a745;
    color: white;
}

.empty-cart {
    text-align: center;
    padding: 60px;
}

.empty-cart i {
    font-size: 4rem;
    color: #ccc;
    margin-bottom: 20px;
}

/* Footer */
.store-footer {
    background: #1a202c;
    color: #a0aec0;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-info h3,
.footer-links h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 15px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #2d3748;
}

/* Responsive */
@media (max-width: 768px) {
    .header-wrapper {
        flex-direction: column;
    }
    
    .header-search {
        max-width: 100%;
        width: 100%;
    }
    
    .nav-menu {
        overflow-x: auto;
    }
    
    .hero-slider,
    .slide-content {
        height: 350px;
    }
    
    .slide-content h2 {
        font-size: 1.5rem;
    }
    
    .product-detail-layout,
    .cart-layout {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Notifications */
.notification {
    position: fixed;
    bottom: 20px;
    left: 20px;
    padding: 12px 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(-400px);
    transition: transform 0.3s;
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    border-right: 4px solid #28a745;
}

.notification-success i {
    color: #28a745;
}

.loading-spinner {
    text-align: center;
    padding: 40px;
    font-size: 1.25rem;
    color: var(--primary-color);
}