/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header and Navigation */
header {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #3498db;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background 0.3s;
}

nav ul li a:hover {
    background: #3498db;
}

/* Main content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 160px);
}

/* Hero section */
.hero {
    text-align: center;
    padding: 8rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center/cover;
    opacity: 0.1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    position: relative;
}

.cta-button {
    padding: 1.2rem 2.5rem;
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.3s;
    position: relative;
}

.cta-button:hover {
    background: #c0392b;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* Content sections */
.content-section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.8rem;
    color: #2c3e50;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.feature-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Footer */
footer {
    background: #34495e;
    color: white;
    text-align: center;
    padding: 3rem 2rem;
    margin-top: 4rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 1s ease-out;
}

/* Responsive design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .content-section {
        padding: 3rem 1rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}