/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-black: #1a1a1a;
    --secondary-black: #2a2a2a;
    --accent-gray: #f5f5f5;
    --light-gray: #fafafa;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --white: #ffffff;
    --border-light: #e5e5e5;
    --shadow-light: 0 2px 20px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 4px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 8px;
    --container-padding: 2rem;
    --section-spacing: 6rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-weight: 400;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
}

.cart-btn {
    padding: 0.5rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.cart-btn:hover {
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 6rem var(--container-padding) 3rem;
    gap: 4rem;
}

.hero-content {
    max-width: 500px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.cta-button {
    background: var(--primary-black);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
    letter-spacing: -0.01em;
}

.cta-button:hover {
    background: var(--secondary-black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.hero-image img {
    max-width: 90%;
    height: auto;
    filter: drop-shadow(var(--shadow-medium));
    transform: none !important; /* Prevent any transform interference */
    position: relative;
}

/* Products Section */
.products-section {
    padding: var(--section-spacing) var(--container-padding);
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.product-image {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    background: var(--light-gray);
    aspect-ratio: 4/3;
    margin-bottom: 1.5rem;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
    padding: 2rem;
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.quick-view {
    background: var(--white);
    color: var(--primary-black);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
}

.quick-view:hover {
    transform: translateY(-2px);
}

.product-info h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.product-info p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.price {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-black);
}

/* Feature Section */
.feature-section {
    background: var(--light-gray);
    padding: var(--section-spacing) var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    border-radius: var(--border-radius);
}

.feature-content h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.feature-content > p {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

.features-grid {
    display: grid;
    gap: 1.5rem;
}

.feature h4 {
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

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

.feature-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-image img {
    max-width: 90%;
    filter: drop-shadow(var(--shadow-light));
}

/* Footer */
.footer {
    background: var(--primary-black);
    color: var(--white);
    padding: 3rem var(--container-padding) 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #cccccc;
}

.footer-section p {
    color: #999999;
    line-height: 1.6;
}

.footer-section a {
    display: block;
    color: #cccccc;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid #333333;
    text-align: center;
    color: #999999;
}

/* Mobile Responsive Design */
@media (max-width: 1024px) {
    :root {
        --container-padding: 1.5rem;
        --section-spacing: 4rem;
    }
    
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding-top: 4rem;
    }
    
    .feature-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .nav-menu {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    .nav-container {
        padding: 0.75rem var(--container-padding);
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-link {
        display: none;
    }
    
    .hero {
        padding-top: 3rem;
        min-height: 80vh;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-card {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-image {
        aspect-ratio: 1;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Performance and Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
    .product-overlay {
        opacity: 0;
        pointer-events: none;
    }
    
    .product-card:active {
        transform: scale(0.98);
    }
    
    .cta-button:active,
    .quick-view:active {
        transform: scale(0.95);
    }
}