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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 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;
}

header {
    text-align: center;
    color: white;
    padding: 40px 20px;
    margin-bottom: 40px;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

main {
    background: white;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    margin-bottom: 40px;
}

.hero {
    text-align: center;
    margin-bottom: 40px;
}

.hero h2 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 2rem;
}

.status {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    margin: 20px 0;
}

.status p {
    margin: 0;
    font-size: 1.1rem;
}

.content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.card h3 {
    color: #667eea;
    margin-bottom: 15px;
}

.card p {
    color: #666;
}

footer {
    text-align: center;
    color: white;
    padding: 20px;
    opacity: 0.9;
}

/* Status indicators */
.connected {
    color: #28a745;
    font-weight: bold;
}

.disconnected {
    color: #dc3545;
    font-weight: bold;
}

.loading {
    color: #ffc107;
    font-weight: bold;
}