/* Base Styles */
:root {
    --primary: #000000;
    --secondary: #ffffff;
    --accent: #f5f5f5;
    --text: #333333;
    --text-light: #666666;
    --border: #e5e5e5;
    --sale: #ff3b30;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

body {
    color: var(--text);
    background-color: var(--secondary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

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

/* Service Notification */
.service-notification {
    background-color: var(--primary);
    color: var(--secondary);
    padding: 12px 0;
    text-align: center;
    font-size: 14px;
    position: relative;
}

.service-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.close-service-notification {
    position: absolute;
    right: 20px;
    color: var(--secondary);
    font-size: 18px;
    background: none;
    cursor: pointer;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    text-align: center;
}

.spinner-circle {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header & Navigation */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--secondary);
    z-index: 100;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo span {
    font-weight: 300;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: opacity 0.3s;
}

.nav-menu a:hover {
    opacity: 0.7;
}

.nav-icons {
    display: flex;
    gap: 20px;
}

.icon-link {
    position: relative;
    font-size: 16px;
    transition: opacity 0.3s;
}

.icon-link:hover {
    opacity: 0.7;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--primary);
    color: var(--secondary);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 8px;
    background: none;
}

.hamburger span {
    width: 20px;
    height: 2px;
    background: var(--primary);
    transition: 0.3s;
}

/* Mobile Sidebar */
.mobile-sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background: var(--secondary);
    box-shadow: 2px 0 20px rgba(0,0,0,0.1);
    transition: left 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    will-change: transform;
}

.mobile-sidebar.active {
    left: 0;
}

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

.close-sidebar {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text);
    transition: opacity 0.3s;
}

.close-sidebar:hover {
    opacity: 0.7;
}

.sidebar-menu {
    flex: 1;
    list-style: none;
    padding: 0;
    margin: 0;
    overflow-y: auto;
}

.sidebar-menu li {
    border-bottom: 1px solid var(--border);
}

.sidebar-menu a {
    display: block;
    padding: 1rem 1.5rem;
    text-decoration: none;
    color: var(--text);
    font-size: 1.1rem;
    transition: background-color 0.2s;
}

.sidebar-menu a:hover,
.sidebar-menu a:focus {
    background-color: var(--accent);
    outline: none;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    cursor: pointer;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.hero {
    padding: 80px 20px;
    text-align: center;
    background: var(--accent);
}

.hero-content h2 {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.hero-content p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    background: var(--primary);
    color: var(--secondary);
    padding: 16px 32px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background 0.3s;
    border-radius: 4px;
}

.cta-btn:hover,
.cta-btn:focus {
    background: #333;
    outline: none;
}

/* Section Headers */
.section-header {
    text-align: center;
    padding: 60px 20px 40px;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.section-header p {
    color: var(--text-light);
    font-size: 16px;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 0 20px 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: var(--secondary);
    transition: transform 0.3s;
    will-change: transform;
}

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

.product-image {
    position: relative;
    overflow: hidden;
    background: var(--accent);
}

.product-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

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

.product-info {
    padding: 20px 0;
    text-align: center;
}

.product-info h3 {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-info p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.product-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price {
    display: flex;
    gap: 8px;
    align-items: center;
}

.sale-price {
    font-size: 16px;
    font-weight: 500;
}

.original-price {
    font-size: 14px;
    color: var(--text-light);
    text-decoration: line-through;
}

.add-to-cart {
    background: var(--primary);
    color: var(--secondary);
    padding: 10px 16px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 4px;
}

.add-to-cart:hover,
.add-to-cart:focus {
    background: #333;
    outline: none;
}

.add-to-cart.added {
    background: #22c55e !important;
}

/* Sale Section */
.sale-section {
    background: var(--accent);
    padding: 80px 20px;
    text-align: center;
}

.sale-banner h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.sale-banner p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
}

.sale-btn {
    background: var(--primary);
    color: var(--secondary);
    padding: 16px 32px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background 0.3s;
    border-radius: 4px;
}

.sale-btn:hover,
.sale-btn:focus {
    background: #333;
    outline: none;
}

/* About Section */
.about-section {
    padding: 80px 20px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    text-transform: uppercase;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

.service-area-info {
    margin: 40px 0;
    padding: 30px;
    background: var(--accent);
    border-radius: 4px;
}

.service-area-info h3 {
    font-size: 18px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.location-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--secondary);
    padding: 8px 16px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 14px;
}

.values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.value-item {
    text-align: center;
}

.value-item i {
    font-size: 32px;
    margin-bottom: 16px;
    color: var(--primary);
}

.value-item h3 {
    font-size: 16px;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.value-item p {
    color: var(--text-light);
    font-size: 14px;
}

/* Footer */
footer {
    background: var(--accent);
    padding: 60px 20px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-section h3 {
    font-size: 18px;
}

.footer-section h4 {
    font-size: 14px;
}

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

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

.footer-section ul li a {
    color: var(--text-light);
    font-size: 14px;
    transition: color 0.3s;
}

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

.service-area-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 16px 0;
    font-size: 14px;
    color: var(--text-light);
}

.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.social-icons a {
    color: var(--text);
    transition: color 0.3s;
    font-size: 18px;
}

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

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.newsletter-form input {
    padding: 12px;
    border: 1px solid var(--border);
    font-size: 14px;
    border-radius: 4px;
}

.newsletter-form button {
    background: var(--primary);
    color: var(--secondary);
    padding: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
    transition: background 0.3s;
    border-radius: 4px;
}

.newsletter-form button:hover,
.newsletter-form button:focus {
    background: #333;
    outline: none;
}

.location-notice {
    margin-top: 16px;
    font-size: 12px;
    color: var(--text-light);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: var(--text-light);
}

/* Cart Modal */
.cart-modal {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background: var(--secondary);
    box-shadow: -2px 0 20px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    visibility: hidden;
    will-change: transform;
}

.cart-modal.active {
    right: 0;
    visibility: visible;
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--secondary);
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border);
    background: var(--secondary);
    flex-shrink: 0;
}

.cart-header h3 {
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

.close-cart {
    font-size: 24px;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s;
}

.close-cart:hover {
    opacity: 0.7;
}

.cart-items {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: var(--secondary);
}

.cart-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    background: var(--secondary);
}

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

.cart-item-image {
    width: 80px;
    height: 100px;
    background: var(--accent);
    flex-shrink: 0;
    border-radius: 4px;
    overflow: hidden;
}

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

.cart-item-details {
    flex: 1;
    min-width: 0;
}

.cart-item-details h4 {
    font-size: 14px;
    margin-bottom: 4px;
    text-transform: uppercase;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-price {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 8px;
    font-weight: 500;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.quantity-btn {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border);
    background: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s ease;
}

.quantity-btn:hover,
.quantity-btn:focus {
    background: var(--accent);
    border-color: var(--text-light);
    outline: none;
}

.quantity-value {
    font-size: 14px;
    font-weight: 500;
    min-width: 20px;
    text-align: center;
}

.remove-item {
    color: var(--text-light);
    font-size: 12px;
    cursor: pointer;
    background: none;
    border: none;
    text-decoration: underline;
    transition: color 0.2s ease;
    padding: 0;
}

.remove-item:hover {
    color: var(--sale);
}

.service-notice-cart {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    background: var(--accent);
    font-size: 14px;
    color: var(--text-light);
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.cart-total {
    padding: 20px;
    border-top: 1px solid var(--border);
    background: var(--secondary);
    flex-shrink: 0;
}

.cart-total p {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkout-btn {
    width: 100%;
    background: var(--primary);
    color: var(--secondary);
    padding: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 14px;
    transition: background 0.3s;
    border: none;
    cursor: pointer;
    border-radius: 4px;
}

.checkout-btn:hover,
.checkout-btn:focus {
    background: #333;
    outline: none;
}

.checkout-btn:disabled {
    background: var(--text-light);
    cursor: not-allowed;
}

/* Empty Cart State */
.empty-cart-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-light);
    background: var(--secondary);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.empty-cart-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
    color: var(--text-light);
}

.empty-cart-state p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

.continue-shopping {
    background: var(--primary);
    color: var(--secondary);
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background 0.3s;
}

.continue-shopping:hover,
.continue-shopping:focus {
    background: #333;
    outline: none;
}

/* Body states for cart/menu open */
body.cart-open,
body.menu-open {
    overflow: hidden;
    position: relative;
    height: 100vh;
}

/* Cart count animation */
.cart-count.pulse {
    animation: pulse 0.3s ease;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Focus styles for accessibility */
.nav-menu a:focus,
.sidebar-menu a:focus,
.icon-link:focus,
.cta-btn:focus,
.add-to-cart:focus,
.sale-btn:focus,
.newsletter-form button:focus,
.checkout-btn:focus,
.continue-shopping:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero-content h2 {
        font-size: 36px;
    }
    
    .sale-banner h2 {
        font-size: 36px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .values {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .cart-modal {
        max-width: 100%;
    }
    
    .mobile-sidebar {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-content h2,
    .sale-banner h2 {
        font-size: 28px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .about-content h2 {
        font-size: 24px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-price {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .add-to-cart {
        width: 100%;
        justify-content: center;
    }
    
    .cart-item {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .cart-item-image {
        width: 100%;
        height: 150px;
    }
}