:root {
    /* Primary Colors */
    --primary-color: #0A0A0A;
    --secondary-color: #1a1a1a;

    /* NextEdu Brand Colors */
    --electric-blue: #00CCFF;
    --deep-indigo: #4A00B8;
    --mid-blue: #007BFF;
    --dark-blue: #2A006A;

    /* Accent Colors */
    --accent-color: #00CCFF;
    --accent-hover: #007BFF;
    --accent-secondary: #4A00B8;

    /* Text Colors */
    --text-color: #FFFFFF;
    --text-muted: #E0E0E0;
    --text-secondary: #B0B0B0;

    /* Background Colors */
    --card-bg: #1a1a1a;
    --card-bg-hover: #242424;

    /* Gradients */
    --gradient-1: linear-gradient(135deg, #00CCFF20, #4A00B820);
    --gradient-2: linear-gradient(135deg, #00CCFF, #4A00B8);
    --gradient-3: linear-gradient(135deg, #007BFF, #2A006A);

    /* Effects */
    --box-shadow: 0 4px 20px rgba(0, 204, 255, 0.15);
    --box-shadow-hover: 0 8px 30px rgba(0, 204, 255, 0.25);
    --glow-blue: 0 0 20px rgba(0, 204, 255, 0.3);
    --glow-indigo: 0 0 20px rgba(74, 0, 184, 0.3);

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

* {
    margin: -1px;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

/* Navigation */
nav {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.2rem 7%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0;
}

.logo-image {
    height: 140px;
    width: auto;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: var(--glow-blue);
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    align-items: flex-start;
    margin-left: -30px;
    margin-top: -5px;
}

.logo-nextedu {
    font-size: 2rem;
    letter-spacing: 0.5px;
}

.logo-consulting {
    font-size: 1.17rem;
    letter-spacing: 2px;
    font-weight: 600;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2.5rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
                url('path-to-your-hero-image.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 1rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-1);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 2rem;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(var(--glow-blue));
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--accent-color);
}

.cta-button:hover {
    background-color: transparent;
    color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

/* Services Section */
.services-preview {
    padding: 8rem 5%;
    background-color: var(--secondary-color);
}

.services-preview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(var(--glow-blue));
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: 15px;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-1);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--electric-blue);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    position: relative;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
}

.service-card p {
    color: var(--text-muted);
    position: relative;
}

/* Language Switcher */
.language-switcher {
    display: inline-flex;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.3rem;
    border-radius: 50px;
    margin-left: 2rem;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.lang-btn:hover {
    color: var(--accent-color);
}

.lang-btn.active {
    background: var(--accent-color);
    color: var(--primary-color);
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    padding: 5rem 5% 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--electric-blue);
    line-height: 1.2;
    font-weight: 700;
    display: flex;
    flex-direction: column;
}

.footer-nextedu {
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

.footer-consulting {
    font-size: 0.7rem;
    letter-spacing: 2px;
    font-weight: 600;
}

.footer-section p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        padding: 1rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--secondary-color);
        padding: 2rem;
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        margin: 0;
    }

    .hamburger {
        display: block;
        cursor: pointer;
    }

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

    .services-preview {
        padding: 4rem 1rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate {
    animation: fadeIn 0.6s ease forwards;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--primary-color);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover);
}