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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #ffffff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    color: #333;
}

.container {
    max-width: 500px;
    width: 100%;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 30px;
}

.title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
}



/* Status */
.status {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    background: #f5f5f5;
    border-radius: 10px;
    margin-bottom: 20px;
}

.status-icon {
    font-size: 1.5rem;
    margin-right: 10px;
}

.status-text {
    font-size: 1rem;
    font-weight: 500;
}

.status.subscribed {
    background: #e8f5e9;
    color: #2e7d32;
}

.status.error {
    background: #ffebee;
    color: #c62828;
}

/* Button */
.btn-primary {
    width: 100%;
    padding: 16px 24px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(44, 196, 57, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
    box-shadow: none;
}

/* Error Message */
.error-message {
    margin-top: 15px;
    padding: 12px;
    background: #ffebee;
    color: #c62828;
    border-radius: 8px;
    font-size: 0.9rem;
    text-align: center;
}

.error-message.hidden {
    display: none;
}

/* Info Section */
.info {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.info p {
    margin-bottom: 10px;
    color: #333;
}

.info ul {
    margin: 10px 0 15px 20px;
    color: #555;
}

.info li {
    margin: 5px 0;
}

.note {
    background: #fff3cd;
    padding: 12px;
    border-radius: 8px;
    border-left: 4px solid #ffc107;
    font-size: 0.9rem;
    color: #856404;
}

/* Footer */
footer {
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .card {
        padding: 20px;
    }
}