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

:root {
    --primary-color: #ffffff;
    --secondary-color: #cccccc;
    --accent-color: #00ff00;
    --text-color: #ffffff;
    --text-dark: #333333;
    --bg-color: #000000;
    --bg-secondary: #1a1a1a;
    --border-color: #333333;
    --discount-color: #ff3333;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

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

/* Header Styles */
.header {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background: var(--bg-secondary);
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left a,
.top-bar-right a {
    color: var(--text-color);
    text-decoration: none;
    margin-right: 15px;
}

.top-bar-left a:hover,
.top-bar-right a:hover {
    text-decoration: underline;
}

.currency-select {
    border: none;
    background: transparent;
    padding: 5px;
    margin-right: 15px;
    cursor: pointer;
}

.main-header {
    padding: 15px 0;
}

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

.logo img {
    height: 40px;
    width: auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    position: relative;
}

.main-nav a:hover {
    color: var(--secondary-color);
}

.has-dropdown {
    position: relative;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-secondary);
    box-shadow: 0 4px 6px rgba(255,255,255,0.1);
    border: 1px solid var(--border-color);
    min-width: 200px;
    padding: 10px 0;
    display: none;
    list-style: none;
    z-index: 100;
}

.has-dropdown:hover .dropdown {
    display: block;
}

.dropdown li {
    padding: 8px 20px;
}

.dropdown a {
    display: block;
    font-weight: normal;
}

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

.icon-link,
.cart-icon {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-color);
    text-decoration: none;
    position: relative;
}

.cart-count {
    background: var(--accent-color);
    color: #fff;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    position: absolute;
    top: -8px;
    right: -8px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Carousel */
.hero-carousel {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    background: var(--bg-color);
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
    z-index: 1;
}

.hero-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text {
    max-width: 600px;
}

.hero-subtitle {
    font-size: 1.2em;
    font-weight: 400;
    margin-bottom: 10px;
    color: var(--text-color);
    text-transform: lowercase;
    letter-spacing: 2px;
}

.hero-title {
    font-size: 3em;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 30px;
    color: var(--text-color);
}

.btn-hero {
    display: inline-block;
    padding: 15px 40px;
    background: #00a859;
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    border-radius: 4px;
    transition: background 0.3s;
}

.btn-hero:hover {
    background: #008a4a;
}

.hero-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 10;
    pointer-events: none;
}

.hero-nav button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-color);
    font-size: 30px;
    cursor: pointer;
    transition: background 0.3s;
    pointer-events: all;
}

.hero-nav button:hover {
    background: rgba(255, 255, 255, 0.4);
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.hero-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background 0.3s;
}

.hero-dots .dot.active {
    background: var(--text-color);
}

/* Promo Banner */
.promo-banner {
    background: #0066cc;
    color: #fff;
    padding: 15px 20px;
    text-align: center;
    font-size: 0.95em;
}

.promo-banner p {
    margin: 0;
}

.hero-banner h1 {
    font-size: 2.5em;
    margin-bottom: 15px;
}

.hero-banner p {
    font-size: 1.2em;
}

/* Sections */
.section {
    padding: 60px 0;
}

.section-title {
    font-size: 2em;
    margin-bottom: 30px;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 30px;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.product-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(255,255,255,0.1);
    border-color: var(--secondary-color);
}

.discount-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--discount-color);
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    z-index: 1;
}

.product-image {
    width: 100%;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

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

.product-info h3 {
    font-size: 1.1em;
    margin-bottom: 10px;
    min-height: 50px;
}

.brand {
    color: var(--secondary-color);
    font-size: 0.9em;
    margin-bottom: 10px;
}

.product-info h3 {
    color: var(--text-color);
}

.price {
    margin: 15px 0;
}

.sale-price {
    color: var(--discount-color);
    font-size: 1.3em;
    font-weight: bold;
    margin-right: 10px;
}

.old-price {
    color: var(--secondary-color);
    text-decoration: line-through;
    font-size: 1em;
}

.current-price {
    font-size: 1.3em;
    font-weight: bold;
    color: var(--text-color);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.3s;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--bg-color);
    width: 100%;
}

.btn-primary:hover {
    background: var(--secondary-color);
    color: var(--bg-color);
}

.btn-secondary {
    background: transparent;
    color: var(--text-color);
    border: 2px solid var(--text-color);
}

.btn-secondary:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

/* Features */
.features {
    background: var(--bg-secondary);
    padding: 40px 0;
}

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

.feature-item h4 {
    margin-bottom: 10px;
    font-size: 1.1em;
}

.feature-item p {
    color: var(--secondary-color);
    font-size: 0.9em;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    color: var(--text-color);
    padding: 50px 0 20px;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
}

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

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.2em;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--secondary-color);
    text-decoration: none;
}

.footer-section a:hover {
    color: var(--text-color);
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--secondary-color);
}

.disclaimer {
    font-size: 0.85em;
    margin-top: 10px;
    font-style: italic;
}

/* Responsive */
@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
    }
    
    .hero-banner h1 {
        font-size: 1.8em;
    }
    
    .section-title {
        font-size: 1.5em;
    }
}

.mt-4 {
    margin-top: 2rem;
}

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