:root {
    /* Primary Colors - Steel Industry Palette */
    --primary-dark: #1a1a2e;
    --primary-blue: #16213e;
    --steel-gray: #2c3e50;
    --metallic-silver: #7f8c8d;
    --light-gray: #ecf0f1;

    /* Accent Colors */
    --accent-orange: #e67e22;
    --accent-gold: #f39c12;
    --accent-blue: #3498db;

    /* Text Colors */
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --text-white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --gradient-accent: linear-gradient(135deg, #e67e22 0%, #f39c12 100%);
    --gradient-steel: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);

    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 5px 25px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.3);

    /* Transitions */
    --transition-fast: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
}

/* ===================================
   SECURITY: Content Protection Styles
   =================================== */
body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

/* Allow text selection in form inputs */
input, textarea, [contenteditable="true"] {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Prevent image dragging */
img {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: auto;
}

/* Hide sensitive info from print */
@media print {
    .contact-card[onclick],
    .whatsapp-float,
    .back-to-top {
        display: none !important;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--text-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    position: relative;
    display: block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
    transition: var(--transition-medium);
}

.section-title:hover::after {
    width: 120px;
}

.section-title .highlight {
    color: var(--accent-orange);
    position: relative;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--text-white);
    box-shadow: 0 5px 20px rgba(230, 126, 34, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f39c12, #e67e22);
    transition: var(--transition-medium);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(230, 126, 34, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--text-white);
    transition: var(--transition-medium);
    z-index: -1;
}

.btn-secondary:hover::before {
    left: 0;
}

.btn-secondary:hover {
    color: var(--primary-dark);
}

.btn-full {
    width: 100%;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-medium);
    background: transparent;
}

.navbar.scrolled {
    background: var(--gradient-primary);
    padding: 15px 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    font-family: 'Space Grotesk', sans-serif;
    transition: var(--transition-fast);
    cursor: pointer;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-white);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: var(--transition-fast);
    cursor: pointer;
}

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

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

.nav-link:hover {
    color: var(--accent-orange);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    border-radius: 3px;
    transition: var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    height: 100vh;
    min-height: 700px;
    background: var(--gradient-primary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('images/all.png') center/cover no-repeat;
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.85);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 20px;
    max-width: 900px;
}

.hero-blessing {
    color: var(--accent-gold);
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-style: italic;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-title {
    font-size: 4rem;
    color: var(--text-white);
    margin-bottom: 20px;
}

.hero-title .highlight {
    color: var(--accent-orange);
    display: block;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--light-gray);
    margin-bottom: 15px;
    font-weight: 500;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--metallic-silver);
    margin-bottom: 10px;
}

.hero-specs {
    font-size: 1rem;
    color: var(--accent-gold);
    margin-bottom: 30px;
    font-weight: 600;
}

.spec-label {
    color: var(--text-white);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    color: var(--text-white);
    animation: bounce 2s infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--text-white);
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-orange);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.scroll-indicator p {
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ===================================
   Fade In Animations
   =================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1.5s ease forwards;
}

.delay-1 { animation-delay: 0.5s; }
.delay-2 { animation-delay: 1s; }
.delay-3 { animation-delay: 1.5s; }
.delay-4 { animation-delay: 2s; }
.delay-5 { animation-delay: 2.5s; }

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

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--section-padding);
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.about-images {
    position: relative;
}

.about-img-wrapper {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transition: var(--transition-medium);
}

.about-img-wrapper:hover {
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
}

.about-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about-img-wrapper:hover .about-img {
    transform: scale(1.05);
}

.experience-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: var(--gradient-accent);
    color: var(--text-white);
    padding: 20px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-fast);
}

.experience-badge:hover {
    transform: scale(1.05);
}

.experience-badge .years {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
}

.experience-badge .text {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-img-small {
    position: absolute;
    top: -30px;
    left: -30px;
    width: 200px;
    height: 200px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 5px solid var(--text-white);
    transition: var(--transition-fast);
}

.about-img-small:hover {
    transform: scale(1.05) rotate(5deg);
}

.about-img-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: var(--primary-dark);
}

.about-content .highlight {
    color: var(--accent-orange);
}

.about-text {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--text-white);
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    cursor: pointer;
}

.stat-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.stat-item i {
    font-size: 2rem;
    color: var(--accent-orange);
    margin-bottom: 10px;
    transition: var(--transition-fast);
}

.stat-item:hover i {
    transform: scale(1.2) rotate(10deg);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    font-family: 'Space Grotesk', sans-serif;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--section-padding);
    background: var(--text-white);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: -30%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(52, 152, 219, 0.05) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(50px, 30px); }
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.service-card {
    background: var(--light-gray);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
    position: relative;
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: var(--transition-medium);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 30px auto 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg);
}

.service-icon i {
    font-size: 1.8rem;
    color: var(--text-white);
}

.service-card h3 {
    text-align: center;
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    padding: 0 20px;
}

.service-card p {
    text-align: center;
    color: var(--text-light);
    padding: 0 25px 20px;
    line-height: 1.7;
}

.service-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: var(--transition-fast);
}

.service-card:hover .service-img {
    transform: scale(1.1);
}

/* ===================================
   Gallery Section
   =================================== */
.gallery {
    padding: var(--section-padding);
    background: var(--primary-dark);
    position: relative;
    overflow: hidden;
}

.gallery::before {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -20%;
    width: 70%;
    height: 200%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.1) 0%, transparent 70%);
    animation: rotate 40s linear infinite reverse;
}

.gallery .section-title {
    color: var(--text-white);
}

.gallery-highlight {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient-accent);
    color: var(--text-white);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    margin: 20px auto 0;
    box-shadow: 0 5px 20px rgba(230, 126, 34, 0.4);
    animation: pulse 2s infinite;
}

.gallery-highlight i {
    font-size: 1.2rem;
    animation: rotate 3s linear infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 5px 20px rgba(230, 126, 34, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 8px 30px rgba(230, 126, 34, 0.6);
    }
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 200px;
    gap: 15px;
    position: relative;
    z-index: 1;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.15);
}

/* Machine Items - Featured Section */
.machine-item {
    grid-row: span 2;
    position: relative;
}

.machine-item::after {
    content: '★';
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    color: #f39c12;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 10;
    animation: starPulse 1.5s infinite;
}

@keyframes starPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.8; }
}

.machine-item .gallery-overlay {
    background: linear-gradient(135deg, rgba(230, 126, 34, 0.95) 0%, rgba(243, 156, 18, 0.9) 100%);
}

.machine-item:hover {
    transform: scale(1.03);
    box-shadow: 0 15px 50px rgba(230, 126, 34, 0.4);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(230, 126, 34, 0.9) 0%, rgba(243, 156, 18, 0.85) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-medium);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h4 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 5px;
    transform: translateY(20px);
    transition: var(--transition-fast);
    font-weight: 700;
    text-align: center;
}

.gallery-overlay p {
    color: var(--light-gray);
    font-size: 0.9rem;
    transform: translateY(20px);
    transition: var(--transition-fast);
    transition-delay: 0.1s;
    text-align: center;
}

.gallery-item:hover .gallery-overlay h4,
.gallery-item:hover .gallery-overlay p {
    transform: translateY(0);
}

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

.gallery-item.tall {
    grid-row: span 2;
}

.gallery-item.wide {
    grid-column: span 2;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding);
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -30%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite reverse;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-card {
    background: var(--text-white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 15px;
    cursor: pointer;
}

.contact-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--gradient-accent);
    transform: scaleY(0);
    transition: var(--transition-fast);
}

.contact-card[onclick]:hover::before {
    transform: scaleY(1);
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(230, 126, 34, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--accent-orange);
}

.contact-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-family: 'Space Grotesk', sans-serif;
}

.contact-content p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.9rem;
    word-break: break-word;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--gradient-primary);
    color: var(--text-white);
}

.footer-top {
    padding: 80px 0 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 20px;
}

.footer-logo .logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.footer-blessing {
    color: var(--accent-gold);
    font-style: italic;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-blessing i {
    color: var(--accent-gold);
}

.footer-about p {
    color: var(--metallic-silver);
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-links h4,
.footer-services h4,
.footer-newsletter h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.footer-links h4::after,
.footer-services h4::after,
.footer-newsletter h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--gradient-accent);
}

.footer-links ul,
.footer-services ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a,
.footer-services a {
    color: var(--metallic-silver);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-fast);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--accent-orange);
    padding-left: 10px;
}

.footer-links i,
.footer-services i {
    font-size: 0.7rem;
}

.footer-newsletter p {
    color: var(--metallic-silver);
    margin-bottom: 20px;
    line-height: 1.7;
}

.contact-details p {
    color: var(--metallic-silver);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.contact-details i {
    color: var(--accent-orange);
    width: 20px;
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.3);
    padding: 25px 0;
}

.footer-bottom-content {
    text-align: center;
    color: var(--metallic-silver);
}

.proprietor-name {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--accent-gold);
}

.developer-credit {
    margin-top: 15px !important;
    font-size: 0.95rem !important;
    color: #ffffff !important;
    font-weight: 600 !important;
    display: block !important;
}

.developer-credit a {
    color: #e67e22 !important;
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 700 !important;
}

.developer-credit a:hover {
    color: #f39c12 !important;
    text-decoration: underline;
}

.developer-contact {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.developer-contact i {
    font-size: 0.75rem;
}

/* ===================================
   Back to Top Button
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    border: none;
    border-radius: 50%;
    color: var(--text-white);
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 999;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(230, 126, 34, 0.5);
}

/* ===================================
   Contact Form Section (WhatsApp Integration)
   =================================== */
.contact-form-section {
    padding: var(--section-padding);
    background: var(--text-white);
    position: relative;
    overflow: hidden;
}

.contact-form-section::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -20%;
    width: 50%;
    height: 150%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-form {
    background: var(--light-gray);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-fast);
}

.contact-form:hover {
    box-shadow: var(--shadow-xl);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group label i {
    color: var(--accent-orange);
    font-size: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid transparent;
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    background: var(--text-white);
    color: var(--text-dark);
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 4px rgba(230, 126, 34, 0.1);
}

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

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23e67e22' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 40px;
}

.form-group select option {
    padding: 10px;
}

.contact-form .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 40px;
    font-size: 1.05rem;
    margin-top: 10px;
    transition: var(--transition-fast);
}

.contact-form .btn i {
    font-size: 1.3rem;
}

.contact-form .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(230, 126, 34, 0.5);
}

/* Form success animation */
@keyframes formSuccess {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.form-success {
    animation: formSuccess 0.5s ease;
}

/* ===================================
   Clients Section
   =================================== */
.clients {
    padding: var(--section-padding);
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.clients::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -20%;
    width: 50%;
    height: 150%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.clients-wrapper {
    position: relative;
    overflow: hidden;
    padding: 40px 0;
}

.clients-track {
    display: flex;
    gap: 40px;
    animation: scrollClients 40s linear infinite;
    width: fit-content;
}

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

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

.client-card {
    background: var(--text-white);
    border-radius: 15px;
    padding: 35px 45px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    text-align: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    min-width: 320px;
}

.client-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: var(--transition-medium);
}

.client-card:hover::before {
    transform: scaleX(1);
}

.client-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.client-icon {
    width: 80px;
    height: 80px;
    background: rgba(230, 126, 34, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition-fast);
}

.client-card:hover .client-icon {
    background: var(--gradient-accent);
    transform: rotateY(360deg);
}

.client-icon i {
    font-size: 2.2rem;
    color: var(--accent-orange);
    transition: var(--transition-fast);
}

.client-card:hover .client-icon i {
    color: var(--text-white);
}

.client-card h4 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.4;
    font-family: 'Space Grotesk', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 992px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--gradient-primary);
        flex-direction: column;
        padding: 100px 30px;
        transition: var(--transition-medium);
        box-shadow: var(--shadow-xl);
    }

    .nav-menu.active {
        right: 0;
        animation: slideIn 0.3s ease;
    }

    @keyframes slideIn {
        from { transform: translateX(100%); }
        to { transform: translateX(0); }
    }

    .hamburger {
        display: flex;
    }

    .hero {
        min-height: 100vh;
        padding: 100px 20px 60px;
    }

    .hero-title {
        font-size: 2rem;
        animation: fadeInUp 2s ease;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        animation: fadeInUp 2s ease 0.5s backwards;
    }

    .hero-description {
        animation: fadeInUp 2s ease 1s backwards;
    }

    .hero-specs {
        animation: fadeInUp 2s ease 1.5s backwards;
    }

    .hero-buttons {
        animation: fadeInUp 2s ease 2s backwards;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 250px;
    }

    .scroll-indicator {
        animation: bounce 2s infinite 3s;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .section-subtitle {
        font-size: 1rem;
        padding: 0 15px;
    }

    .about {
        padding: 60px 0;
    }

    .about-grid {
        gap: 40px;
    }

    .about-images {
        order: -1;
    }

    .about-img {
        height: 300px;
    }

    .experience-badge {
        bottom: 20px;
        right: 10px;
        padding: 15px 20px;
    }

    .experience-badge .years {
        font-size: 2rem;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .stat-item {
        padding: 15px;
        animation: fadeInUp 0.6s ease backwards;
    }

    .stat-item:nth-child(1) { animation-delay: 0.1s; }
    .stat-item:nth-child(2) { animation-delay: 0.2s; }
    .stat-item:nth-child(3) { animation-delay: 0.3s; }
    .stat-item:nth-child(4) { animation-delay: 0.4s; }

    .services {
        padding: 60px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .service-card {
        animation: fadeInUp 0.6s ease backwards;
    }

    .service-card:nth-child(1) { animation-delay: 0.1s; }
    .service-card:nth-child(2) { animation-delay: 0.2s; }
    .service-card:nth-child(3) { animation-delay: 0.3s; }
    .service-card:nth-child(4) { animation-delay: 0.4s; }
    .service-card:nth-child(5) { animation-delay: 0.5s; }
    .service-card:nth-child(6) { animation-delay: 0.6s; }

    .gallery {
        padding: 60px 0;
    }

    .gallery-highlight {
        font-size: 0.9rem;
        padding: 10px 20px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .gallery-item {
        animation: fadeInUp 0.8s ease backwards;
    }

    .gallery-item:nth-child(1) { animation-delay: 0.1s; }
    .gallery-item:nth-child(2) { animation-delay: 0.2s; }
    .gallery-item:nth-child(3) { animation-delay: 0.3s; }
    .gallery-item:nth-child(4) { animation-delay: 0.4s; }
    .gallery-item:nth-child(5) { animation-delay: 0.5s; }
    .gallery-item:nth-child(6) { animation-delay: 0.6s; }
    .gallery-item:nth-child(7) { animation-delay: 0.7s; }
    .gallery-item:nth-child(8) { animation-delay: 0.8s; }
    .gallery-item:nth-child(9) { animation-delay: 0.9s; }
    .gallery-item:nth-child(10) { animation-delay: 1s; }

    .machine-item {
        grid-row: span 1;
    }

    .machine-item::after {
        font-size: 1.2rem;
        top: 10px;
        right: 10px;
    }

    .gallery-item.large,
    .gallery-item.tall,
    .gallery-item.wide {
        grid-column: span 1;
        grid-row: span 1;
    }

    .clients {
        padding: 60px 0;
    }

    .clients-wrapper {
        padding: 30px 0;
    }

    .clients-track {
        gap: 25px;
        animation-duration: 30s;
    }

    .client-card {
        min-width: 260px;
        padding: 25px 35px;
    }

    .client-icon {
        width: 65px;
        height: 65px;
        margin: 0 auto 20px;
    }

    .client-icon i {
        font-size: 1.8rem;
    }

    .client-card h4 {
        font-size: 1.1rem;
    }

    .contact {
        padding: 60px 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-card {
        animation: fadeInUp 0.6s ease backwards;
    }

    .contact-card:nth-child(1) { animation-delay: 0.1s; }
    .contact-card:nth-child(2) { animation-delay: 0.2s; }
    .contact-card:nth-child(3) { animation-delay: 0.3s; }
    .contact-card:nth-child(4) { animation-delay: 0.4s; }
    .contact-card:nth-child(5) { animation-delay: 0.5s; }
    .contact-card:nth-child(6) { animation-delay: 0.6s; }

    .contact-form-section {
        padding: 60px 0;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .footer {
        padding: 40px 0 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .back-to-top {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
    }

    .about-img {
        height: 250px;
    }

    .experience-badge {
        padding: 12px 15px;
        bottom: 15px;
        right: 5px;
    }

    .experience-badge .years {
        font-size: 1.5rem;
    }

    .experience-badge .text {
        font-size: 0.7rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    .service-icon {
        width: 60px;
        height: 60px;
    }

    .service-icon i {
        font-size: 1.5rem;
    }

    .contact-card {
        padding: 20px;
    }

    .contact-icon {
        width: 45px;
        height: 45px;
    }

    .contact-icon i {
        font-size: 1.2rem;
    }

    .contact-content h4 {
        font-size: 1rem;
    }

    .contact-content p {
        font-size: 0.85rem;
    }

    .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .logo {
        font-size: 1.1rem;
    }

    .logo-img {
        height: 35px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .gallery-item.large,
    .gallery-item.tall,
    .gallery-item.wide {
        grid-column: span 1;
        grid-row: span 1;
    }

    .gallery-overlay h4 {
        font-size: 1rem;
        font-weight: 700;
    }

    .gallery-overlay p {
        font-size: 0.8rem;
    }
}

/* ===================================
   WhatsApp Floating Button
   =================================== */
.whatsapp-float {
    position: fixed !important;
    bottom: 150px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366 !important;
    color: white !important;
    border-radius: 50%;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999999 !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: whatsappPulse 2s infinite;
    text-decoration: none;
}

.whatsapp-float i {
    font-size: 32px !important;
    color: white !important;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
    background: #20BA5A !important;
}

@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, 0.7);
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 140px !important;
        right: 15px !important;
        width: 55px !important;
        height: 55px !important;
    }

    .whatsapp-float i {
        font-size: 28px !important;
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 130px !important;
        right: 10px !important;
        width: 50px !important;
        height: 50px !important;
    }

    .whatsapp-float i {
        font-size: 26px !important;
    }
}

/* ===================================
   Lightbox Modal
   =================================== */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lightbox-content {
    position: relative;
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    top: 50%;
    transform: translateY(-50%);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from { transform: translateY(-50%) scale(0.8); }
    to { transform: translateY(-50%) scale(1); }
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 50px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1000001;
    transition: 0.3s;
}

.lightbox-close:hover {
    color: var(--accent-orange);
}

.lightbox-caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 1.2rem;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 15px 30px;
    border-radius: 5px;
    max-width: 80%;
    font-weight: bold;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #f1f1f1;
    font-size: 50px;
    font-weight: bold;
    cursor: pointer;
    padding: 20px;
    user-select: none;
    transition: 0.3s;
    z-index: 1000001;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    color: var(--accent-orange);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* Mobile responsive for lightbox */
@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
    }

    .lightbox-close {
        top: 15px;
        right: 20px;
        font-size: 40px;
    }

    .lightbox-prev,
    .lightbox-next {
        font-size: 35px;
        padding: 15px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }

    .lightbox-caption {
        font-size: 1rem;
        padding: 10px 20px;
        bottom: 20px;
        max-width: 90%;
    }
}

/* ===================================
   FAQ Section Styles
   =================================== */
.faq-section {
    padding: var(--section-padding);
    background: var(--text-white);
    position: relative;
    overflow: hidden;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 50%;
    height: 150%;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

.faq-item {
    background: var(--light-gray);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    border-left: 4px solid var(--accent-orange);
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: var(--text-white);
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.5;
    cursor: pointer;
    position: relative;
    padding-right: 30px;
}

.faq-question h3::after {
    content: '?';
    position: absolute;
    right: 0;
    top: 0;
    color: var(--accent-orange);
    font-size: 1.5rem;
    font-weight: 700;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

.faq-item:hover .faq-question h3 {
    color: var(--accent-orange);
}

/* FAQ Section Mobile Responsive */
@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }

    .faq-item {
        padding: 20px;
    }

    .faq-question h3 {
        font-size: 1.1rem;
    }

    .faq-answer p {
        font-size: 0.9rem;
    }

    .faq-section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .faq-section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }
}