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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    max-width: 500px;
    width: 100%;
    text-align: center;
}

h1 {
    color: #667eea;
    font-size: 3em;
    margin-bottom: 10px;
}

.subtitle {
    color: #666;
    margin-bottom: 40px;
    font-size: 1.1em;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.btn {
    padding: 20px;
    font-size: 1.2em;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    text-decoration: none;
    display: block;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
    transform: translateY(-3px);
}

.join-section {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 2px solid #f0f0f0;
}

.join-section h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.5em;
}

.input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

input {
    flex: 1;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1em;
    text-transform: uppercase;
}

input:focus {
    outline: none;
    border-color: #667eea;
}