/* =====================================================
   DEOGHAR ALLOYS - Premium Industrial Website
   ===================================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-black: #050506;
    --color-charcoal: #111114;
    --color-dark: #1a1a1f;
    --color-steel: #2a2a32;
    --color-gray: #6b6b76;
    --color-light-gray: #9ca3af;
    --color-white: #ffffff;
    --color-gold: #f59e0b;
    --color-gold-light: #fbbf24;
    --color-gold-dark: #d97706;
    
    /* Gradients */
    --gradient-gold: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    --gradient-dark: linear-gradient(180deg, var(--color-charcoal) 0%, var(--color-black) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max: 1400px;
    --container-padding: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-smooth: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
    --shadow-gold: 0 8px 32px rgba(245, 158, 11, 0.3);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
}

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

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

body {
    font-family: var(--font-secondary);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul {
    list-style: none;
}

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

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

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

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

/* =====================================================
   PRELOADER
   ===================================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-black);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.preloader-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
}

.gear {
    position: absolute;
    border-radius: 50%;
    border: 3px solid var(--color-gold);
}

.gear-1 {
    width: 50px;
    height: 50px;
    top: 0;
    left: 0;
    animation: spin 2s linear infinite;
}

.gear-2 {
    width: 35px;
    height: 35px;
    bottom: 0;
    right: 0;
    animation: spin 1.5s linear infinite reverse;
}

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

.preloader-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--color-gold);
    margin-bottom: 24px;
}

.preloader-bar {
    width: 200px;
    height: 3px;
    background: var(--color-steel);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.preloader-progress {
    height: 100%;
    background: var(--gradient-gold);
    animation: loading 1.5s ease-in-out forwards;
}

@keyframes loading {
    0% { width: 0; }
    100% { width: 100%; }
}

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-normal);
}

.header.scrolled {
    padding: 12px 0;
    background: rgba(17, 17, 20, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2rem;
    color: var(--color-gold);
}

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

.logo-main {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--color-white);
}

.logo-sub {
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--color-gray);
    text-transform: uppercase;
}

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

.nav-list {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-light-gray);
    position: relative;
    padding: 8px 0;
}

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

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

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

.nav-close {
    display: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-light-gray);
    font-size: 0.9rem;
}

.nav-phone:hover {
    color: var(--color-gold);
}

.phone-icon {
    font-size: 1.1rem;
}

.nav-cta {
    padding: 12px 28px;
    background: var(--gradient-gold);
    color: var(--color-black);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-normal);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(245, 158, 11, 0.05) 0%, transparent 40%),
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='[w3.org](http://www.w3.org/2000/svg)'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    background-color: var(--color-black);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(5,5,6,0.3) 0%, rgba(5,5,6,0.7) 100%);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--color-gold);
    margin-bottom: 32px;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
}

.title-line {
    display: block;
}

.title-accent {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-light-gray);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--color-black);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.btn-arrow {
    transition: transform var(--transition-normal);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--color-white);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.whatsapp-icon {
    font-size: 1.2rem;
}

/* Hero Stats */
.hero-stats {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 24px;
    padding: 24px;
    background: rgba(17, 17, 20, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    z-index: 10;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: rgba(255,255,255,0.03);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.05);
    min-width: 180px;
}

.stat-icon {
    font-size: 2rem;
}

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

.stat-number {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-gold);
    display: inline;
}

.stat-plus {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-gold);
}

.stat-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-gold);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-light-gray);
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-gray);
    font-size: 0.8rem;
    z-index: 10;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-gray);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-gold);
    border-radius: 4px;
    animation: scroll 1.5s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(12px); opacity: 0.3; }
}

/* =====================================================
   SECTION COMMON STYLES
   ===================================================== */
.section-header {
    margin-bottom: 64px;
}

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

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.tag-line {
    width: 40px;
    height: 2px;
    background: var(--color-gold);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-light-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about {
    background: var(--color-charcoal);
    overflow: hidden;
}

.about-bg-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(ellipse at 100% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    color: var(--color-light-gray);
    margin-bottom: 24px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.about-feature {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.about-feature:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(245, 158, 11, 0.2);
    transform: translateX(8px);
}

.about-feature .feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.about-feature h4 {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

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

/* About Visual */
.about-visual {
    position: relative;
}

.about-image-container {
    position: relative;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-1 {
    position: relative;
    z-index: 1;
}

.about-image-2 {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 60%;
    z-index: 2;
    border: 4px solid var(--color-charcoal);
}

.image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-steel) 100%);
    padding: 100px 40px;
    min-height: 300px;
}

.placeholder-icon {
    font-size: 3rem;
}

.image-placeholder span:last-child {
    font-size: 0.9rem;
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-badge {
    position: absolute;
    top: 40px;
    left: -40px;
    background: var(--gradient-gold);
    padding: 24px 32px;
    border-radius: var(--radius-md);
    text-align: center;
    z-index: 3;
    box-shadow: var(--shadow-gold);
}

.badge-years {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-black);
    line-height: 1;
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =====================================================
   PRODUCTS SECTION
   ===================================================== */
.products {
    background: var(--gradient-dark);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--color-charcoal);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition-smooth);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(245, 158, 11, 0.3);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    overflow: hidden;
}

.product-placeholder {
    padding: 60px 20px;
    min-height: 200px;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-steel) 100%);
}

.product-placeholder .placeholder-icon {
    font-size: 3.5rem;
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 6, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

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

.product-inquiry {
    padding: 12px 28px;
    background: var(--gradient-gold);
    color: var(--color-black);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.product-card:hover .product-inquiry {
    transform: translateY(0);
}

.product-content {
    padding: 24px;
}

.product-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-gold);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 12px;
}

.product-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.product-desc {
    font-size: 0.9rem;
    color: var(--color-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-gold);
    font-weight: 600;
    font-size: 0.9rem;
}

.product-link:hover {
    gap: 12px;
}

.link-arrow {
    transition: var(--transition-normal);
}

/* =====================================================
   INDUSTRIES SECTION
   ===================================================== */
.industries {
    background: var(--color-black);
    overflow: hidden;
}

.industries-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 0% 50%, rgba(245, 158, 11, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.industry-card {
    position: relative;
    padding: 48px 32px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.industry-card:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(245, 158, 11, 0.3);
    transform: translateY(-8px);
}

.industry-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
    font-size: 2.5rem;
    transition: var(--transition-normal);
}

.industry-card:hover .industry-icon {
    background: var(--gradient-gold);
    transform: scale(1.1);
}

.industry-card:hover .industry-icon span {
    filter: grayscale(1) brightness(0);
}

.industry-title {
    font-family: var(--font-primary);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.industry-desc {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.6;
}

.industry-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-gold);
    transition: var(--transition-smooth);
}

.industry-card:hover .industry-line {
    width: 100%;
}

/* =====================================================
   WHY CHOOSE US SECTION
   ===================================================== */
.why-us {
    background: var(--color-charcoal);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.why-card {
    position: relative;
    padding: 40px 32px;
    background: var(--color-dark);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-smooth);
}

.why-card:hover {
    border-color: rgba(245, 158, 11, 0.4);
    box-shadow: var(--shadow-gold);
    transform: translateY(-8px);
}

.why-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.icon-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: rgba(245, 158, 11, 0.2);
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0;
    transition: var(--transition-normal);
}

.why-card:hover .icon-glow {
    opacity: 1;
}

.why-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.why-desc {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.6;
}

/* =====================================================
   INFRASTRUCTURE SECTION
   ===================================================== */
.infrastructure {
    background: var(--gradient-dark);
}

.infra-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.infra-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
}

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

.infra-image {
    width: 100%;
    height: 100%;
}

.infra-placeholder {
    padding: 60px 40px;
    min-height: 200px;
    height: 100%;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-steel) 100%);
}

.infra-large .infra-placeholder {
    min-height: 424px;
}

.infra-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 32px;
    background: linear-gradient(0deg, rgba(5,5,6,0.95) 0%, rgba(5,5,6,0) 100%);
    transform: translateY(40px);
    opacity: 0;
    transition: var(--transition-smooth);
}

.infra-card:hover .infra-overlay {
    transform: translateY(0);
    opacity: 1;
}

.infra-overlay h3 {
    font-family: var(--font-primary);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-gold);
}

.infra-overlay p {
    font-size: 0.9rem;
    color: var(--color-light-gray);
}

/* =====================================================
   STATS SECTION
   ===================================================== */
.stats {
    background: var(--color-black);
    overflow: hidden;
}

.stats-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.stats-text {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-top: 20px;
    line-height: 1.8;
}

.stats-numbers {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.stat-block {
    padding: 32px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-normal);
}

.stat-block:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(245, 158, 11, 0.3);
}

.stat-value {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 8px;
}

.counter {
    display: inline;
}

.stat-suffix {
    font-size: 2rem;
}

.stat-name {
    font-size: 1rem;
    color: var(--color-light-gray);
    margin-bottom: 16px;
}

.stat-bar {
    height: 4px;
    background: var(--color-steel);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.stat-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: var(--gradient-gold);
    transition: width 1.5s ease;
}

.stat-block.animated .stat-bar::after {
    width: 100%;
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact {
    background: var(--color-charcoal);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-text {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-content h4 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-content p,
.contact-content a {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.6;
}

.contact-content a:hover {
    color: var(--color-gold);
}

/* Contact Form */
.contact-form-wrapper {
    position: relative;
}

.form-card {
    background: var(--color-dark);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-header {
    margin-bottom: 32px;
}

.form-header h3 {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.form-header p {
    color: var(--color-gray);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-light-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-charcoal);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='[w3.org](http://www.w3.org/2000/svg)' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6b76' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* =====================================================
   WHATSAPP CTA SECTION
   ===================================================== */
.whatsapp-cta {
    background: var(--color-black);
    padding: 80px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(37, 211, 102, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-icon {
    font-size: 4rem;
    margin-bottom: 24px;
}

.cta-title {
    font-family: var(--font-primary);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-text {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: 32px;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    background: #25D366;
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp .whatsapp-icon {
    width: 24px;
    height: 24px;
}

.btn-whatsapp .whatsapp-icon svg {
    width: 100%;
    height: 100%;
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background: var(--color-charcoal);
}

.footer-top {
    padding: 80px 0 60px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.footer-desc {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.social-link svg {
    width: 18px;
    height: 18px;
    fill: var(--color-gray);
    transition: var(--transition-normal);
}

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

.social-link:hover svg {
    fill: var(--color-black);
}

.footer-title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--color-white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--color-gray);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--color-gold);
    padding-left: 8px;
}

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 0.95rem;
    color: var(--color-gray);
}

.footer-contact .contact-icon {
    flex-shrink: 0;
}

.footer-contact a {
    color: var(--color-gray);
}

.footer-contact a:hover {
    color: var(--color-gold);
}

/* Footer Bottom */
.footer-bottom {
    padding: 24px 0;
}

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

.copyright {
    font-size: 0.9rem;
    color: var(--color-gray);
}

.footer-bottom-links {
    display: flex;
    gap: 32px;
}

.footer-bottom-links a {
    font-size: 0.9rem;
    color: var(--color-gray);
}

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

/* =====================================================
   FLOATING WHATSAPP BUTTON
   ===================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 100px;
    right: 32px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-normal);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: var(--color-white);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--color-dark);
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* =====================================================
   BACK TO TOP BUTTON
   ===================================================== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 50px;
    height: 50px;
    background: var(--color-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-gold);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    transition: var(--transition-normal);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--color-gold);
    color: var(--color-black);
}

/* =====================================================
   REVEAL ANIMATIONS
   ===================================================== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0);
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
    }
    
    .footer-contact {
        grid-column: span 3;
        margin-top: 20px;
    }
}

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--color-charcoal);
        padding: 100px 40px;
        flex-direction: column;
        transition: var(--transition-smooth);
        z-index: 100;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 24px;
    }
    
    .nav-link {
        font-size: 1.25rem;
    }
    
    .nav-close {
        display: block;
        position: absolute;
        top: 32px;
        right: 32px;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--color-white);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-phone {
        display: none;
    }
    
    .hero-stats {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: 60px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .about-image-2 {
        position: static;
        width: 100%;
        margin-top: 20px;
        border: none;
    }
    
    .about-badge {
        left: 20px;
        top: 20px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .infra-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .infra-large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-contact {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero-stats {
        flex-direction: column;
        padding: 16px;
    }
    
    .stat-card {
        width: 100%;
        justify-content: center;
    }
    
    .hero-scroll {
        display: none;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .infra-grid {
        grid-template-columns: 1fr;
    }
    
    .infra-large {
        grid-column: span 1;
    }
    
    .stats-numbers {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-card {
        padding: 32px 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-contact {
        grid-column: span 1;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .whatsapp-float {
        bottom: 90px;
        right: 20px;
        width: 52px;
        height: 52px;
    }
    
    .back-to-top {
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-features {
        gap: 16px;
    }
    
    .about-feature {
        flex-direction: column;
        text-align: center;
    }
    
    .stat-value {
        font-size: 2.5rem;
    }
}

/* Print Styles */
@media print {
    .preloader,
    .header,
    .whatsapp-float,
    .back-to-top,
    .hero-scroll {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
}