/* ============================================
   HAVELLS - Premium Electrical Solutions
   Design System: Industrial Luxury
   ============================================ */

/* CSS Variables - Color Palette: Copper & Slate */
:root {
    /* Primary Colors */
    --color-primary: #B87333;
    --color-primary-light: #D4A574;
    --color-primary-dark: #8B5A2B;
    
    /* Secondary Colors */
    --color-slate: #2F3640;
    --color-slate-light: #4A5568;
    --color-slate-dark: #1A202C;
    
    /* Neutral Colors */
    --color-cream: #F5F0EB;
    --color-cream-dark: #E8E0D5;
    --color-white: #FFFFFF;
    --color-black: #0F0F0F;
    
    /* Accent Colors */
    --color-copper: #B87333;
    --color-gold: #C9A227;
    --color-silver: #A0AEC0;
    
    /* Typography */
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --shadow-copper: 0 10px 40px rgba(184, 115, 51, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-slate);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(245, 240, 235, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(184, 115, 51, 0.1);
    transition: all var(--transition-base);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-slate);
    letter-spacing: 2px;
}

.logo-icon {
    font-size: 1.75rem;
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-slate-light);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-slate);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.btn-search, .btn-cart {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--color-white);
    border: 1px solid var(--color-cream-dark);
    transition: all var(--transition-fast);
}

.btn-search:hover, .btn-cart:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-contact {
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-slate);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-contact:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    padding: var(--space-xs);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: calc(80px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
    max-width: 1400px;
    margin: 0 auto;
    gap: var(--space-3xl);
}

.hero-content {
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(184, 115, 51, 0.1);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(184, 115, 51, 0.2);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    color: var(--color-slate);
    margin-bottom: var(--space-lg);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-slate-light);
    max-width: 500px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-copper);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    color: var(--color-slate);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-slate);
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--color-slate);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    aspect-ratio: 4/3;
}

.hero-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-cream-dark) 0%, var(--color-cream) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(184, 115, 51, 0.15);
}

.hero-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 200px;
    height: 200px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(60px);
}

/* Product Showcase in Hero */
.product-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    padding: var(--space-xl);
}

.showcase-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid rgba(184, 115, 51, 0.1);
}

.showcase-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.showcase-item .product-icon {
    font-size: 3rem;
    filter: grayscale(100%) sepia(100%) hue-rotate(-30deg) saturate(200%);
}

.showcase-item span {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-slate);
}

/* ============================================
   STATS BAR
   ============================================ */
.stats-bar {
    background: var(--color-slate);
    padding: var(--space-xl) var(--space-lg);
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--color-cream);
    opacity: 0.8;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
    padding: var(--space-3xl) var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(184, 115, 51, 0.1);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-slate);
    margin-bottom: var(--space-md);
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 1.15rem;
    color: var(--color-slate-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.product-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid rgba(184, 115, 51, 0.1);
}

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

.product-card.featured {
    grid-column: span 2;
    grid-row: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.product-image {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-card.featured .product-image {
    aspect-ratio: auto;
    height: 100%;
}

/* Product Visuals */
.product-visual {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Fan Visual */
.fan-visual {
    position: relative;
}

.fan-blade {
    position: absolute;
    width: 80px;
    height: 120px;
    background: linear-gradient(180deg, var(--color-slate) 0%, var(--color-slate-light) 100%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    transform-origin: center bottom;
}

.fan-blade:nth-child(1) {
    transform: rotate(0deg) translateY(-40px);
}

.fan-blade:nth-child(2) {
    transform: rotate(120deg) translateY(-40px);
}

.fan-blade:nth-child(3) {
    transform: rotate(240deg) translateY(-40px);
}

.fan-center {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    border-radius: 50%;
    position: relative;
    z-index: 10;
    box-shadow: var(--shadow-md);
}

/* Light Visual */
.light-visual {
    position: relative;
}

.light-bulb {
    width: 60px;
    height: 80px;
    background: linear-gradient(180deg, #FFF8E7 0%, #FFE4B5 100%);
    border-radius: 50% 50% 20% 20%;
    position: relative;
    box-shadow: 0 0 60px rgba(255, 228, 181, 0.6);
}

.light-bulb::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 20px;
    background: var(--color-slate);
    border-radius: 0 0 5px 5px;
}

.light-glow {
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255, 228, 181, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

/* Wire Visual */
.wire-visual {
    position: relative;
}

.wire-coil {
    width: 100px;
    height: 100px;
    border: 8px solid var(--color-primary);
    border-radius: 50%;
    position: relative;
    box-shadow: 
        inset 0 0 20px rgba(184, 115, 51, 0.2),
        0 5px 15px rgba(0,0,0,0.1);
}

.wire-coil::before,
.wire-coil::after {
    content: '';
    position: absolute;
    border: 6px solid var(--color-primary-light);
    border-radius: 50%;
}

.wire-coil::before {
    width: 70px;
    height: 70px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.wire-coil::after {
    width: 40px;
    height: 40px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-color: var(--color-primary-dark);
}

/* Switch Visual */
.switch-visual {
    position: relative;
}

.switch-plate {
    width: 80px;
    height: 100px;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-cream) 100%);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--color-cream-dark);
}

.switch-toggle {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    background: var(--color-slate);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
}

/* Product Info */
.product-info {
    padding: var(--space-lg);
}

.product-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-slate);
    margin-bottom: var(--space-sm);
}

.product-card.featured .product-name {
    font-size: 2rem;
}

.product-desc {
    font-size: 0.95rem;
    color: var(--color-slate-light);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.feature {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(184, 115, 51, 0.1);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    transition: gap var(--transition-fast);
}

.product-link:hover {
    gap: var(--space-sm);
}

/* ============================================
   INNOVATION SECTION
   ============================================ */
.innovation {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--color-slate);
    position: relative;
    overflow: hidden;
}

.innovation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(184, 115, 51, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(184, 115, 51, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.innovation-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.innovation-text .section-tag {
    background: rgba(184, 115, 51, 0.2);
    color: var(--color-primary-light);
}

.innovation-text .section-title {
    color: var(--color-cream);
}

.innovation-text .section-desc {
    color: var(--color-cream);
    opacity: 0.8;
}

.innovation-features {
    margin-top: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.feature-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(184, 115, 51, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-cream);
    margin-bottom: var(--space-xs);
}

.feature-text p {
    color: var(--color-cream);
    opacity: 0.7;
    font-size: 0.95rem;
}

/* Innovation Visual */
.innovation-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-showcase {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-ring {
    position: absolute;
    border: 2px solid rgba(184, 115, 51, 0.3);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.tech-ring:nth-child(1) {
    width: 200px;
    height: 200px;
    animation-duration: 20s;
}

.tech-ring:nth-child(2) {
    width: 280px;
    height: 280px;
    animation-duration: 25s;
    animation-direction: reverse;
}

.tech-ring:nth-child(3) {
    width: 360px;
    height: 360px;
    animation-duration: 30s;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.tech-center {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: var(--shadow-copper);
    position: relative;
    z-index: 10;
}

/* ============================================
   SHOWROOM SECTION
   ============================================ */
.showroom {
    padding: var(--space-3xl) var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.showroom-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.showroom-display {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.showroom-scene {
    position: relative;
    aspect-ratio: 16/10;
    background: linear-gradient(180deg, var(--color-slate-dark) 0%, var(--color-slate) 100%);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.scene-floor {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    background: linear-gradient(180deg, var(--color-cream-dark) 0%, var(--color-cream) 100%);
    transform: perspective(500px) rotateX(60deg);
    transform-origin: bottom;
}

.scene-wall {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(180deg, #1A202C 0%, #2F3640 100%);
}

.display-shelf {
    position: absolute;
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: rgba(245, 240, 235, 0.95);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.shelf-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    min-width: 100px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base);
}

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

.shelf-item .item-icon {
    font-size: 2rem;
}

.shelf-item span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-slate);
}

.spotlight {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 100%;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.showroom-info {
    padding: var(--space-xl);
}

.showroom-info h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-slate);
    margin-bottom: var(--space-md);
}

.showroom-info p {
    color: var(--color-slate-light);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--space-3xl) var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-desc {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-white);
    transition: all var(--transition-fast);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-slate-dark);
    padding: var(--space-3xl) var(--space-lg) var(--space-xl);
}

.footer-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand .logo {
    color: var(--color-cream);
    margin-bottom: var(--space-md);
}

.footer-tagline {
    color: var(--color-cream);
    opacity: 0.7;
    margin-bottom: var(--space-lg);
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-cream);
    margin-bottom: var(--space-lg);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--color-cream);
    opacity: 0.7;
    font-size: 0.95rem;
    transition: opacity var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-primary-light);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    color: var(--color-cream);
    opacity: 0.6;
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-xl);
}

.footer-legal a {
    color: var(--color-cream);
    opacity: 0.6;
    font-size: 0.9rem;
    transition: opacity var(--transition-fast);
}

.footer-legal a:hover {
    opacity: 1;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-card.featured {
        grid-column: span 2;
        grid-row: span 1;
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 992px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .innovation-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .innovation-features {
        align-items: center;
    }
    
    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .showroom-display {
        grid-template-columns: 1fr;
    }
    
    .showroom-info {
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links, .btn-contact {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card.featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }
    
    .product-card.featured .product-image {
        aspect-ratio: 16/9;
    }
    
    .product-showcase {
        grid-template-columns: 1fr;
    }
    
    .display-shelf {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .tech-showcase {
        width: 280px;
        height: 280px;
    }
    
    .tech-ring:nth-child(1) { width: 140px; height: 140px; }
    .tech-ring:nth-child(2) { width: 200px; height: 200px; }
    .tech-ring:nth-child(3) { width: 260px; height: 260px; }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .product-card,
    .feature-item,
    .shelf-item {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .product-card.visible,
    .feature-item.visible,
    .shelf-item.visible {
        opacity: 1;
        transform: translateY(0);
    }
}