:root {
    /* Color Palette */
    --primary-color: #002d5a; /* Dark Navy */
    --secondary-color: #007bff; /* Electric Blue */
    --accent-color: #f39200; /* VR Orange */
    --background-light: #f8f9fa;
    --background-dark: #121212;
    --text-main: #333333;
    --text-white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 20px;
    --card-border-radius: 12px;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@400;600;700&display=swap');

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

body {
    font-family: var(--font-body);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--background-light);
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    color: var(--primary-color);
}

a {
    text-decoration: none;
    transition: 0.3s;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: 0.3s;
    background: transparent;
}

header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo span {
    color: var(--accent-color);
}

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

.nav-links a {
    color: var(--primary-color);
    font-weight: 500;
}

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

/* Mobile Menu Button */
.menu-btn {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 45, 90, 0.7), rgba(0, 45, 90, 0.7)), url('manufacturing_hero_bg_1773311502983.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-white);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    color: var(--text-white);
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: 0.3s;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--text-white);
}

.btn-primary:hover {
    background: #d68100;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* Shapes Background */
.hero::after {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 40%;
    height: 80%;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    z-index: 1;
}

/* Sections */
section {
    padding: var(--section-padding);
}

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

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-color);
}

/* Cards System */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.card {
    background: var(--text-white);
    padding: 40px;
    border-radius: var(--card-border-radius);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: 0.3s;
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.card i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    display: block;
}

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

/* Responsive */
@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--primary-color);
        flex-direction: column;
        padding: 50px;
        transition: 0.3s;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        color: var(--text-white);
        font-size: 1.2rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
}

/* Image Cards */
.card.image-card {
    background-size: cover;
    background-position: center;
    position: relative;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
    color: var(--text-white);
    border: none;
}

.card.image-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(transparent, rgba(0, 45, 90, 0.9));
    z-index: 1;
}

.card.image-card * {
    position: relative;
    z-index: 2;
}

.card.image-card i {
    color: var(--accent-color) !important;
}

.card.image-card h3 {
    color: var(--text-white);
}