/* ============================================
   ELECTRO SPACE - 3D Tech Store Styles
   Premium UAE Electronics E-commerce
   ============================================ */

/* CSS Variables - Volcanic Glass Palette */
:root {
    /* Colors */
    --color-bg: #0A0A0A;
    --color-bg-secondary: #141414;
    --color-bg-tertiary: #1A1A1A;
    --color-surface: #1E1E1E;
    --color-surface-elevated: #252525;
    --color-border: #333333;
    --color-border-subtle: #2A2A2A;
    
    /* Text Colors */
    --color-text: #FFFFFF;
    --color-text-secondary: #B0B0B0;
    --color-text-muted: #666666;
    
    /* Accent Colors */
    --color-accent: #FF6B2B;
    --color-accent-light: #FFB088;
    --color-accent-dark: #E55A1F;
    --color-accent-glow: rgba(255, 107, 43, 0.3);
    
    /* WhatsApp Green */
    --color-whatsapp: #25D366;
    --color-whatsapp-dark: #128C7E;
    
    /* Status Colors */
    --color-success: #22C55E;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    
    /* Typography */
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px var(--color-accent-glow);
    --shadow-glow-sm: 0 0 20px var(--color-accent-glow);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-tooltip: 400;
    --z-toast: 500;
}

/* 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);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-subtle);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
}

.logo-icon {
    font-size: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

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

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    padding: var(--space-sm) 0;
    transition: color var(--transition-fast);
}

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

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

.search-btn,
.cart-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

.search-btn:hover,
.cart-btn:hover {
    background: var(--color-surface);
    color: var(--color-text);
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background: var(--color-accent);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Search Modal */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 15vh;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-container {
    width: 90%;
    max-width: 600px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    font-size: 1.25rem;
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast);
}

.search-input:focus {
    border-color: var(--color-accent);
}

.search-close {
    position: absolute;
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.search-close:hover {
    color: var(--color-text);
}

.search-results {
    width: 90%;
    max-width: 600px;
    margin-top: var(--space-lg);
    max-height: 50vh;
    overflow-y: auto;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--color-bg-secondary);
    z-index: var(--z-modal);
    padding: var(--space-xl);
    transition: right var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu-close {
    font-size: 2rem;
    color: var(--color-text-secondary);
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    flex: 1;
}

.mobile-link {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    padding: var(--space-md) 0;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border-subtle);
    transition: color var(--transition-fast);
}

.mobile-link:hover,
.mobile-link.active {
    color: var(--color-accent);
}

.mobile-menu-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.mobile-contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.mobile-contact-btn:first-child {
    background: var(--color-surface);
    color: var(--color-text);
}

.mobile-contact-btn.whatsapp {
    background: var(--color-whatsapp);
    color: white;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(70px + var(--space-4xl)) var(--space-lg) var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 107, 43, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 107, 43, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.hero-glow {
    position: absolute;
    top: 20%;
    right: 10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    filter: blur(80px);
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 107, 43, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 0.95;
    margin-bottom: var(--space-lg);
}

.title-line {
    display: block;
    animation: slideInLeft 0.8s ease forwards;
    opacity: 0;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }

.title-line.accent {
    color: var(--color-accent);
    text-shadow: 0 0 40px var(--color-accent-glow);
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    animation: fadeInUp 0.8s ease 0.5s forwards;
    opacity: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: var(--color-accent);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 43, 0.4);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 43, 0.5);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-elevated);
    border-color: var(--color-accent);
}

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

.btn-whatsapp:hover {
    background: var(--color-whatsapp-dark);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Hero Visual - 3D Laptop */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

.laptop-3d {
    position: relative;
    width: 400px;
    height: 300px;
    perspective: 1000px;
}

.laptop-base {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: laptopFloat 6s ease-in-out infinite;
}

@keyframes laptopFloat {
    0%, 100% { transform: translateY(0) rotateY(-5deg); }
    50% { transform: translateY(-20px) rotateY(5deg); }
}

.laptop-screen {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 320px;
    height: 200px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: var(--radius-md);
    border: 3px solid #333;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 0 40px rgba(255, 107, 43, 0.1);
    overflow: hidden;
}

.screen-content {
    padding: var(--space-lg);
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.code-line {
    height: 8px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    border-radius: 4px;
    animation: codePulse 2s ease-in-out infinite;
}

.code-line.short { width: 40%; animation-delay: 0.2s; }
.code-line.medium { width: 70%; animation-delay: 0.4s; }

@keyframes codePulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.laptop-keyboard {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 340px;
    height: 60px;
    background: linear-gradient(180deg, #2a2a2a 0%, #1a1a1a 100%);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-item {
    position: absolute;
    font-size: 1.5rem;
    animation: float 3s ease-in-out infinite;
    animation-delay: var(--delay);
    opacity: 0.6;
}

.float-item:nth-child(1) { top: 10%; left: 10%; }
.float-item:nth-child(2) { top: 20%; right: 15%; }
.float-item:nth-child(3) { bottom: 30%; left: 5%; }
.float-item:nth-child(4) { bottom: 20%; right: 10%; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    animation: fadeInUp 1s ease 1s forwards;
    opacity: 0;
}

.scroll-mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--color-text-muted);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-wheel {
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-text-muted);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

/* ============================================
   FEATURES BAR
   ============================================ */
.features-bar {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
    padding: var(--space-xl) 0;
}

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

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

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
}

.feature-text {
    display: flex;
    flex-direction: column;
}

.feature-title {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
}

.feature-desc {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

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

.section-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-desc {
    color: var(--color-text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

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

/* Categories Section */
.categories {
    padding: var(--space-4xl) var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.category-card {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

.category-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow-sm);
}

.category-card.large {
    grid-column: span 2;
    grid-row: span 2;
}

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

.category-card.large .category-image {
    aspect-ratio: 1;
}

.category-icon {
    font-size: 4rem;
    filter: drop-shadow(0 10px 30px rgba(255, 107, 43, 0.3));
    transition: transform var(--transition-slow);
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(-5deg);
}

.category-content {
    padding: var(--space-lg);
}

.category-name {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.category-count {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.category-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: gap var(--transition-fast);
}

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

/* Featured Products */
.featured-products {
    padding: var(--space-4xl) var(--space-lg);
    background: var(--color-bg-secondary);
}

.products-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* Product Card */
.product-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    position: relative;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg);
}

.product-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.product-badge.featured {
    background: var(--color-accent);
    color: white;
}

.product-badge.new {
    background: var(--color-success);
    color: white;
}

.product-badge.sale {
    background: var(--color-error);
    color: white;
}

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

.product-image img,
.product-image .product-icon {
    width: 60%;
    height: 60%;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

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

.product-icon {
    font-size: 4rem;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.product-actions {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    display: flex;
    gap: var(--space-sm);
    opacity: 0;
    transition: all var(--transition-base);
}

.product-card:hover .product-actions {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.product-action-btn {
    width: 40px;
    height: 40px;
    background: var(--color-bg);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.product-action-btn:hover {
    background: var(--color-accent);
    color: white;
}

.product-info {
    padding: var(--space-lg);
}

.product-category {
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.product-name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.product-spec {
    font-size: 0.625rem;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
}

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

.product-price {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-accent);
}

.product-price .currency {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.product-price .contact {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.product-stock {
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.product-stock.in-stock {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
}

.product-stock.low-stock {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.product-stock.out-stock {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

/* B2B Section */
.b2b-section {
    padding: var(--space-4xl) var(--space-lg);
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

.b2b-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.b2b-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.b2b-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-lg);
}

.b2b-desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    font-size: 1.125rem;
}

.b2b-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.b2b-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-secondary);
}

.b2b-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.b2b-visual {
    display: flex;
    justify-content: center;
}

.b2b-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    overflow: hidden;
    width: 100%;
    max-width: 400px;
}

.b2b-card-header {
    padding: var(--space-lg);
    background: var(--color-accent);
    color: white;
    font-family: var(--font-display);
    font-weight: 600;
}

.b2b-card-body {
    padding: var(--space-lg);
}

.benefit-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border-subtle);
}

.benefit-row:last-child {
    border-bottom: none;
}

.benefit-label {
    color: var(--color-text-secondary);
}

.benefit-value {
    font-weight: 600;
    color: var(--color-text);
}

/* Contact CTA */
.contact-cta {
    padding: var(--space-4xl) var(--space-lg);
    background: var(--color-surface);
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: var(--space-md);
}

.cta-desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    font-size: 1.125rem;
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-4xl) var(--space-lg) var(--space-2xl);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: var(--space-lg);
}

.footer-desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 300px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-contact-item:hover {
    color: var(--color-text);
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

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

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-accent);
    color: white;
}

/* Floating WhatsApp */
.floating-whatsapp {
    position: fixed;
    bottom: var(--space-2xl);
    right: var(--space-2xl);
    width: 60px;
    height: 60px;
    background: var(--color-whatsapp);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
    animation: whatsappPulse 2s ease-in-out infinite;
}

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    background: var(--color-whatsapp-dark);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-card.large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .category-card.large .category-image {
        aspect-ratio: 4/3;
    }
}

@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .b2b-container {
        grid-template-columns: 1fr;
    }
    
    .b2b-visual {
        order: -1;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card.large {
        grid-column: span 1;
    }
    
    .features-container {
        grid-template-columns: 1fr;
    }
    
    .b2b-features {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .floating-whatsapp {
        width: 50px;
        height: 50px;
        bottom: var(--space-lg);
        right: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.toast {
    padding: var(--space-md) var(--space-xl);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: toastSlide 0.3s ease;
}

@keyframes toastSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.success {
    border-color: var(--color-success);
}

.toast.error {
    border-color: var(--color-error);
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-accent {
    color: var(--color-accent);
}

.text-muted {
    color: var(--color-text-muted);
}

.text-success {
    color: var(--color-success);
}

.text-error {
    color: var(--color-error);
}