/* ========================================
   Powerhaus Trading Ltd - Cinematic CSS
   Design DNA: Tesla × Bang & Olufsen
   ======================================== */

/* CSS Variables / Design Tokens */
:root {
    /* Color Palette */
    --color-graphite: #0B0D10;
    --color-electric-blue: #2E7BFF;
    --color-copper: #D97742;
    --color-silver: #C7CBD4;
    --color-white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2E7BFF 0%, #1a4db8 100%);
    --gradient-electric: linear-gradient(90deg, transparent 0%, #2E7BFF 50%, transparent 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(11,13,16,0.4) 0%, rgba(11,13,16,0.9) 100%);
    
    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, system-ui, sans-serif;
    --font-body: 'Inter', -apple-system, system-ui, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;
    
    /* Layout */
    --max-width: 1440px;
    --grid-gap: 2rem;
    
    /* Motion */
    --ease-smooth: cubic-bezier(0.4, 0.0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-power: cubic-bezier(0.76, 0, 0.24, 1);
    
    /* Effects */
    --blur-glass: blur(20px);
    --shadow-glow: 0 0 40px rgba(46, 123, 255, 0.3);
    --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
    overflow-x: hidden;
    overflow-y: scroll;
    height: 100%;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-white);
    background: #000000;
    background-image: 
        radial-gradient(ellipse at top right, rgba(46, 123, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(217, 119, 66, 0.05) 0%, transparent 50%),
        linear-gradient(180deg, #0B0D10 0%, #000000 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    position: relative;
    min-height: 100%;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s var(--ease-smooth);
}

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

/* ========================================
   Particle Background
   ======================================== */

.particles-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
    background: radial-gradient(ellipse at center, rgba(46, 123, 255, 0.05) 0%, transparent 70%);
}

/* ========================================
   Navigation
   ======================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 2rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0.0, 0.2, 1);
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 100%);
}

.nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(46, 123, 255, 0.03) 50%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.nav.nav--scrolled {
    background: rgba(5, 7, 10, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(46, 123, 255, 0.2);
    padding: 1.25rem 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5),
                0 1px 0 rgba(46, 123, 255, 0.1) inset;
}

.nav.nav--scrolled::before {
    opacity: 1;
}

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

.nav-logo {
    color: var(--color-white);
    font-weight: 700;
    z-index: 10;
    position: relative;
    display: block;
}

.nav-logo svg {
    transition: all 0.4s var(--ease-smooth);
    filter: drop-shadow(0 3px 10px rgba(46, 123, 255, 0.4));
    display: block;
}

.nav-logo:hover svg {
    transform: translateY(-3px);
    filter: drop-shadow(0 6px 20px rgba(46, 123, 255, 0.7));
}

.nav-logo svg text {
    transition: fill 0.3s ease;
}

.nav-logo:hover svg text {
    fill: #5B9FFF;
}

.nav-logo svg path {
    transition: all 0.3s ease;
}

.nav-logo:hover svg path[stroke] {
    stroke: #5B9FFF;
    filter: drop-shadow(0 0 8px rgba(46, 123, 255, 0.8));
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    position: relative;
    padding: 0.75rem 0;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    font-size: 0.85rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-electric-blue), transparent);
    box-shadow: 0 0 10px var(--color-electric-blue);
    transition: width 0.3s var(--ease-smooth);
}

.nav-link:hover,
.nav-link:focus {
    color: #FFFFFF;
}

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

.nav-link--cta {
    padding: 0.875rem 2rem;
    background: linear-gradient(135deg, #2E7BFF 0%, #1a4db8 100%);
    border-radius: 50px;
    transition: all 0.3s var(--ease-smooth);
    color: #FFFFFF !important;
    text-transform: none;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(46, 123, 255, 0.3);
    border: 1px solid rgba(46, 123, 255, 0.3);
}

.nav-link--cta::after {
    display: none;
}

.nav-link--cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(46, 123, 255, 0.5);
    background: linear-gradient(135deg, #3D89FF 0%, #2562D8 100%);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
    z-index: 10;
}

.nav-toggle span {
    width: 100%;
    height: 2px;
    background: var(--color-white);
    transition: all 0.3s var(--ease-smooth);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0;
    padding-top: 100px;
}

/* Image Slider */
.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
    transform: scale(1.05);
}

.hero-slide.active,
.hero-slide.hero-slide--active {
    opacity: 1;
    animation: kenBurns 20s ease-in-out infinite;
}

@keyframes kenBurns {
    0% {
        transform: scale(1.1) translate(0, 0);
    }
    50% {
        transform: scale(1.2) translate(-2%, -1%);
    }
    100% {
        transform: scale(1.1) translate(0, 0);
    }
}

.hero-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 50% 50%, transparent 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.85) 100%),
        linear-gradient(135deg, rgba(11, 13, 16, 0.85) 0%, rgba(0, 0, 0, 0.7) 100%);
    z-index: 2;
}

.hero-slide-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 40%, rgba(46, 123, 255, 0.2) 0%, transparent 60%);
}

.hero-slide-overlay::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--spacing-md);
    text-align: left;
}

.hero-text {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    width: 100%;
    margin-top: 0;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 7vw, 6.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
    text-shadow: 0 10px 50px rgba(0, 0, 0, 0.8);
    word-wrap: normal;
    overflow-wrap: normal;
}

.hero-title-line {
    display: block;
    opacity: 0;
    transform: translateY(60px);
    animation: heroReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    white-space: nowrap;
}

.hero-title-line:first-child {
    color: #FFFFFF;
    font-weight: 300;
    font-size: 0.85em;
    letter-spacing: 0.02em;
    margin-bottom: 0.2em;
}

.hero-title-line:nth-child(2) {
    animation-delay: 0.2s;
    background: linear-gradient(135deg, #4D94FF 0%, #2E7BFF 50%, #1a5fbf 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 60px rgba(46, 123, 255, 0.8));
    position: relative;
}

.hero-title-line:nth-child(2)::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-electric-blue) 0%, transparent 100%);
    box-shadow: 0 0 20px rgba(46, 123, 255, 0.6);
}

@keyframes heroReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.45rem);
    font-weight: 300;
    color: rgba(199, 203, 212, 0.95);
    margin-bottom: 3rem;
    margin-top: 2rem;
    opacity: 0;
    letter-spacing: 0.08em;
    line-height: 1.7;
    animation: fadeInUp 1s var(--ease-smooth) 0.6s forwards;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

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

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-start;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s var(--ease-smooth) 0.9s forwards;
}

.hero-scroll-indicator {
    position: fixed;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fadeIn 1s var(--ease-smooth) 1.2s forwards;
    z-index: 20;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.scroll-text {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-silver);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, var(--color-electric-blue) 0%, transparent 100%);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background: var(--color-electric-blue);
    box-shadow: 0 0 20px var(--color-electric-blue);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(30px);
        opacity: 0;
    }
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 3rem;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 50px;
    position: relative;
    overflow: visible;
    transition: all 0.4s var(--ease-smooth);
    cursor: pointer;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50px;
    background: inherit;
    filter: blur(20px);
    opacity: 0;
    transition: opacity 0.4s var(--ease-smooth);
    z-index: -1;
}

.btn:hover::before {
    opacity: 0.6;
}

.btn--primary {
    background: linear-gradient(135deg, #2E7BFF 0%, #1a4db8 100%);
    color: var(--color-white);
    border: 2px solid transparent;
    box-shadow: 0 10px 30px rgba(46, 123, 255, 0.3);
}

.btn--primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(46, 123, 255, 0.5);
    background: linear-gradient(135deg, #3D89FF 0%, #2562D8 100%);
}

.btn--secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    border: 2px solid rgba(46, 123, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn--secondary:hover {
    background: rgba(46, 123, 255, 0.15);
    border-color: var(--color-electric-blue);
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(46, 123, 255, 0.3);
}

.btn--tertiary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
}

.btn--tertiary:hover {
    background: rgba(46, 123, 255, 0.1);
    border-color: var(--color-electric-blue);
}

.btn-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -1;
}

.btn:hover .btn-glow {
    width: 300px;
    height: 300px;
}

.magnetic-btn {
    transition: transform 0.3s var(--ease-smooth);
}

/* ========================================
   Electric Divider
   ======================================== */

.electric-divider {
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, rgba(46, 123, 255, 0.3) 50%, transparent 100%);
    position: relative;
    margin: var(--spacing-2xl) 0;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(46, 123, 255, 0.2);
}

.electric-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40%;
    height: 200%;
    background: linear-gradient(90deg, transparent, rgba(46, 123, 255, 1), transparent);
    filter: blur(2px);
}

.electric-divider::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), rgba(46, 123, 255, 1), transparent);
    box-shadow: 0 0 40px rgba(46, 123, 255, 0.8);
    animation: electricPulse 4s ease-in-out infinite;
}

@keyframes electricPulse {
    0% {
        left: -100%;
    }
    100% {
        left: 200%;
    }
}

/* ========================================
   About Section
   ======================================== */

.about {
    position: relative;
    padding: var(--spacing-2xl) 0;
    z-index: 10;
    background: linear-gradient(180deg, transparent 0%, rgba(11, 13, 16, 0.5) 50%, transparent 100%);
}

.about-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-electric-blue);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #FFFFFF 0%, #C7CBD4 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-body {
    color: var(--color-silver);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.about-body p {
    margin-bottom: var(--spacing-sm);
}

.about-sustainability {
    padding: var(--spacing-md);
    background: rgba(46, 123, 255, 0.05);
    border-left: 3px solid var(--color-electric-blue);
    border-radius: 4px;
    margin-top: var(--spacing-md);
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-electric-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-silver);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
}

.about-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-elevated);
    transition: transform 0.5s var(--ease-smooth);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-smooth);
    transform: translateZ(0);
    backface-visibility: hidden;
}

.about-image:hover img {
    transform: scale(1.05) translateZ(0);
}

.about-image-1 {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
}

.about-image-2 {
    grid-column: 2 / 3;
    grid-row: 2 / 4;
}

/* ========================================
   Products Section
   ======================================== */

.products {
    position: relative;
    padding: var(--spacing-2xl) 0;
    z-index: 10;
    background: radial-gradient(ellipse at center top, rgba(46, 123, 255, 0.03) 0%, transparent 50%);
}

.products-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.product-tile {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.6s var(--ease-power);
    cursor: pointer;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(10px);
}

.product-tile:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: rgba(46, 123, 255, 0.6);
    box-shadow: 0 25px 70px rgba(46, 123, 255, 0.25),
                0 10px 30px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, rgba(46, 123, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
}

.product-tile-visual {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.product-tile-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-smooth);
    transform: translateZ(0);
    backface-visibility: hidden;
}

.product-tile:hover .product-tile-visual img {
    transform: scale(1.1) translateZ(0);
}

.product-tile-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
    opacity: 0.6;
    transition: opacity 0.5s var(--ease-smooth);
}

.product-tile:hover .product-tile-overlay {
    opacity: 0.3;
}

.product-tile-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
}

.product-tile-content--center {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.product-tile-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-tile-desc {
    color: var(--color-silver);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.product-tile-light {
    position: absolute;
    top: -100%;
    left: -100%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(46, 123, 255, 0.1) 50%, transparent 70%);
    transition: all 0.8s var(--ease-smooth);
    pointer-events: none;
}

.product-tile:hover .product-tile-light {
    top: 100%;
    left: 100%;
}

.product-tile--cta {
    background: linear-gradient(135deg, rgba(46, 123, 255, 0.1) 0%, rgba(217, 119, 66, 0.1) 100%);
    border: 2px solid var(--color-electric-blue);
}

/* ========================================
   Brands Section
   ======================================== */

.brands {
    position: relative;
    padding: var(--spacing-2xl) 0;
    overflow: hidden;
    z-index: 10;
}

.brands-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.brands-carousel {
    width: 100%;
    overflow: hidden;
    padding: var(--spacing-lg) 0;
}

.brands-track {
    display: flex;
    gap: var(--spacing-xl);
    animation: brandScroll 30s linear infinite;
    width: max-content;
}

.brands-track:hover {
    animation-play-state: paused;
}

@keyframes brandScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 250px;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: all 0.4s var(--ease-smooth);
}

.brand-item:hover {
    background: rgba(46, 123, 255, 0.05);
    border-color: var(--color-electric-blue);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(46, 123, 255, 0.2);
}

.brand-logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.brand-tagline {
    font-size: 0.85rem;
    color: var(--color-silver);
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
}

.brand-item:hover .brand-tagline {
    opacity: 1;
}

/* ========================================
   Industries Section
   ======================================== */

.industries {
    position: relative;
    padding: var(--spacing-2xl) 0;
    z-index: 10;
}

.industries .section-header {
    max-width: var(--max-width);
    margin: 0 auto var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.industries-scroll {
    display: grid;
    gap: 0;
}

.industry-panel {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    scroll-snap-align: start;
}

.industry-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    will-change: transform;
}

.industry-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.industry-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11,13,16,0.8) 0%, rgba(11,13,16,0.5) 100%);
    z-index: 2;
}

.industry-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    padding: var(--spacing-lg);
    text-align: center;
}

.industry-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-electric-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.industry-desc {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-silver);
}

/* ========================================
   Contact Section
   ======================================== */

.contact {
    position: relative;
    padding: var(--spacing-2xl) 0;
    z-index: 10;
}

.contact-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-silver);
    margin-bottom: var(--spacing-lg);
}

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

.contact-detail-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 123, 255, 0.1);
    border: 1px solid var(--color-electric-blue);
    border-radius: 8px;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-electric-blue);
}

.contact-detail-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-detail-text strong {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-detail-text span,
.contact-detail-text a {
    font-size: 0.95rem;
    color: var(--color-silver);
}

.contact-detail-text a:hover {
    color: var(--color-electric-blue);
}

.contact-form {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-silver);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-white);
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.3s var(--ease-smooth);
    outline: none;
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--color-electric-blue);
    background: rgba(0, 0, 0, 0.5);
}

.form-input:focus + .input-glow,
.form-textarea:focus + .input-glow {
    opacity: 1;
}

.input-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
    pointer-events: none;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

select.form-input {
    cursor: pointer;
}

.contact-map {
    position: relative;
    width: 100%;
    height: 400px;
    margin-top: var(--spacing-xl);
    border-radius: 16px;
    overflow: hidden;
}

.contact-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) brightness(0.4);
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(46, 123, 255, 0.2) 0%, rgba(11,13,16,0.6) 100%);
    z-index: 2;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    position: relative;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 10;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-tagline {
    color: var(--color-silver);
    font-size: 0.95rem;
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

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

.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.footer-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-column a {
    color: var(--color-silver);
    font-size: 0.85rem;
    transition: color 0.3s var(--ease-smooth);
    word-wrap: break-word;
    display: inline-block;
    max-width: 100%;
}

.footer-column a:hover {
    color: var(--color-electric-blue);
}

.footer-column li:not(:has(a)) {
    color: var(--color-silver);
    font-size: 0.85rem;
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-copyright {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-silver);
    line-height: 1.6;
}

/* ========================================
   Scroll Animations
   ======================================== */

[data-scroll-reveal] {
    opacity: 0;
    transform: translateY(60px);
}

[data-scroll-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 1s var(--ease-power);
}

[data-scroll-scale] {
    transform: scale(0.9);
    opacity: 0;
}

[data-scroll-scale].is-visible {
    transform: scale(1);
    opacity: 1;
    transition: all 1.2s var(--ease-power);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-2xl: 6rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 0;
        height: 100vh;
        min-height: 100vh;
    }
    
    .hero-content {
        position: absolute;
        top: 58%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 100%;
        height: auto;
        padding: 0 2rem;
        text-align: center;
        display: block;
    }
    
    .hero-text {
        padding: 0;
        margin: 0;
        max-width: 100%;
        text-align: center;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 3rem);
        margin-bottom: 1.5rem;
        line-height: 1.2;
        text-align: center;
    }
    
    .hero-title-line {
        white-space: normal;
        text-align: center;
    }
    
    .hero-title-line:first-child {
        font-size: 0.6em;
        margin-bottom: 0.4em;
        opacity: 0.95;
    }
    
    .hero-title-line:nth-child(2)::after {
        left: 50%;
        transform: translateX(-50%);
        width: 70px;
        height: 3px;
        bottom: -12px;
    }
    
    .hero-subtitle {
        font-size: clamp(0.9rem, 3.8vw, 1.15rem);
        margin-top: 2rem;
        margin-bottom: 2.25rem;
        line-height: 1.65;
        letter-spacing: 0.05em;
        text-align: center;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 1rem;
        width: 100%;
    }
    
    .hero-scroll-indicator {
        bottom: 1.5rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(11, 13, 16, 0.98);
        backdrop-filter: var(--blur-glass);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-md);
        transition: right 0.5s var(--ease-smooth);
        padding: var(--spacing-lg);
    }
    
    .nav-menu.nav-menu--open {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.nav-toggle--open span:nth-child(1) {
        transform: rotate(45deg) translateY(10px);
    }
    
    .nav-toggle.nav-toggle--open span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.nav-toggle--open span:nth-child(3) {
        transform: rotate(-45deg) translateY(-10px);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
        --spacing-2xl: 4rem;
    }
    
    .hero-content {
        padding: 0 1.25rem;
    }
    
    .hero-title {
        font-size: clamp(1.5rem, 8vw, 2.5rem);
        margin-bottom: 1.25rem;
        line-height: 1.25;
    }
    
    .hero-title-line:first-child {
        font-size: 0.55em;
        margin-bottom: 0.4em;
    }
    
    .hero-subtitle {
        font-size: clamp(0.8rem, 3.5vw, 1rem);
        letter-spacing: 0.03em;
        margin-top: 1.5rem;
        margin-bottom: 1.75rem;
        line-height: 1.6;
    }
    
    .hero-cta {
        gap: 0.875rem;
    }
    
    .btn {
        padding: 1rem 2rem;
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .footer-copyright {
        font-size: 0.75rem;
    }
}

/* ========================================
   Accessibility
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--color-electric-blue);
    outline-offset: 4px;
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .nav,
    .hero-video-container,
    .particles-background,
    .electric-divider,
    .contact-form {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}