:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --primary-red: #E60000;
    --neon-cyan: #00f3ff;
    --card-bg: rgba(255, 255, 255, 0.05);
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-speed: 0.3s;
}

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

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

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

ul {
    list-style: none;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-color);
}

.nav a {
    margin: 0 15px;
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.7;
}

.nav a:hover {
    opacity: 1;
    color: var(--neon-cyan);
}

.lang-switch {
    font-size: 0.8rem;
    color: #666;
}

.lang-switch span {
    cursor: pointer;
}

.lang-switch span.active {
    color: var(--text-color);
    font-weight: bold;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background-image: url('assets/hero-bg.png');
    background-size: cover;
    background-position: center;
}

/* Fallback/Overlay */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(5,5,5,0.3), var(--bg-color));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
    padding-top: 60px; /* Offset fixed header */
}

.headline {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.headline .highlight {
    background: linear-gradient(90deg, var(--primary-red), #ff4d4d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sub-headline {
    font-size: 1.25rem;
    opacity: 0.8;
    margin-bottom: 40px;
    font-weight: 300;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--text-color);
    color: var(--bg-color);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.4);
    background: var(--neon-cyan);
    color: #000;
}

/* General Section Styles */
.section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 60px;
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary-red);
    margin: 15px auto 0;
}

/* About Us */
.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.2rem;
    color: #ccc;
}

.about-content p {
    margin-bottom: 20px;
}

.text-neon {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.glass-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 30px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-cyan);
}

.icon-wrapper {
    height: 80px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon {
    max-height: 100%;
    max-width: 100%;
    filter: drop-shadow(0 0 10px rgba(230, 0, 0, 0.3));
}

.glass-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.glass-card p {
    font-size: 0.95rem;
    color: #aaa;
    line-height: 1.5;
}

/* Partners */
.partner-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
    opacity: 0.6;
}

.partner-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #555;
    text-transform: uppercase;
    transition: color 0.3s;
    cursor: default;
}

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

/* Footer */
.footer {
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: #020202;
    text-align: center;
}

.footer-info h4 {
    margin-bottom: 15px;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.footer-info p {
    color: #777;
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.footer-email {
    display: inline-block;
    margin-top: 15px;
    color: var(--neon-cyan);
    font-weight: 500;
}

.footer-copyright {
    margin-top: 40px;
    color: #444;
    font-size: 0.8rem;
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0; 
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive */
@media (max-width: 768px) {
    .headline {
        font-size: 2.5rem;
    }
    
    .header-container {
        flex-direction: column;
        gap: 15px;
    }

    .nav {
        display: flex;
        gap: 10px;
    }

    .nav a {
        margin: 0 5px;
    }
}