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

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

.container {
    width: 100%;
    max-width: 600px;
}

.card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1 {
    color: #2d3748;
    margin-bottom: 10px;
    font-size: 32px;
    text-align: center;
}

.subtitle {
    text-align: center;
    color: #718096;
    margin-bottom: 30px;
    font-size: 16px;
}

.info {
    background: #f7fafc;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
}

.info-item:last-child {
    border-bottom: none;
}

.label {
    color: #4a5568;
    font-weight: 600;
}

.value {
    color: #2d3748;
}

.status-ok {
    color: #38a169;
    font-weight: 700;
}

.actions {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
}

button, .btn-secondary {
    flex: 1;
    padding: 14px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

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

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

button:active {
    transform: translateY(0);
}

.btn-secondary {
    background: #edf2f7;
    color: #4a5568;
}

.btn-secondary:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.footer {
    text-align: center;
    color: #a0aec0;
    font-size: 14px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

#timestamp {
    color: #667eea;
    font-weight: 600;
}

@media (max-width: 600px) {
    .card {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    .actions {
        flex-direction: column;
    }
}