/* Daily Homework Website 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 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header h1 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

nav {
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: rgba(255,255,255,0.2);
}

main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.hero {
    background: white;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    margin-bottom: 2rem;
}

.hero h2 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #666;
}

.features {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.features h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.features ul {
    list-style: none;
}

.features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 2rem;
}

.features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.features li:last-child {
    border-bottom: none;
}

footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    nav a {
        display: block;
        margin: 0.5rem 0;
    }
    
    .hero {
        padding: 2rem 1rem;
    }
    
    main {
        margin: 1rem auto;
    }
}