:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f5f6fa;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Navigation */
nav {
    background-color: var(--primary-color);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    color: white;
    font-size: 1.5rem;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
                url('https://images.unsplash.com/photo-1516321318423-f06f85e504b3?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    height: 80vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 1rem;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #c0392b;
}

/* Featured Courses */
.featured-courses {
    padding: 4rem 2rem;
    background-color: var(--light-bg);
    position: relative;
}

.course-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.course-grid {
    display: flex;
    gap: 2rem;
    transition: transform 0.3s ease;
    padding: 1rem 0;
}

.course-card {
    min-width: 300px;
    flex: 0 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.course-card:hover {
    transform: translateY(-5px);
}

.course-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.course-link {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    margin-top: 1rem;
    font-weight: bold;
}

.scroll-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.3s;
    z-index: 2;
}

.scroll-btn:hover {
    opacity: 1;
}

.scroll-btn.prev {
    left: 1rem;
}

.scroll-btn.next {
    right: 1rem;
}

/* Benefits Section */
.benefits {
    padding: 4rem 2rem;
}

.benefits h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-item {
    text-align: center;
    padding: 1rem;
}

.benefit-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 4rem 2rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h3 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
}

.social-icons {
    margin-top: 1rem;
}

.social-icons a {
    margin-right: 1rem;
    font-size: 1.5rem;
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        text-align: center;
    }

    nav ul {
        margin-top: 1rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }
}