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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Buttons */
.btn {
    padding: 10px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #4299e1;
    color: white;
}

.btn-primary:hover {
    background: #3182ce;
    transform: translateY(-2px);
}

/* Header */
header {
    text-align: center;
    padding: 40px 0;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5em;
    color: #2d3748;
    margin-bottom: 10px;
}

.subtitle {
    color: #718096;
    font-size: 1.2em;
}

/* Main Content */
main {
    background: white;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.hero {
    margin-bottom: 40px;
}

.hero h2 {
    color: #2d3748;
    margin-bottom: 15px;
    font-size: 2em;
}

/* Content Section */
.content h3 {
    color: #2d3748;
    margin: 25px 0 15px 0;
}

.content ul {
    margin-left: 25px;
}

.content li {
    margin: 8px 0;
    color: #4a5568;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    color: #718096;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    main {
        padding: 20px;
    }
}