@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&display=swap');

:root {
    --bg-dark: #0f1419;
    --bg-card: #1a2332;
    --text-primary: #f1f5f9;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: var(--bg-dark);
    background-image: 
        radial-gradient(ellipse at top left, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(16, 185, 129, 0.06) 0%, transparent 50%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

#softphone-container {
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.3),
        0 2px 4px -2px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    padding: 28px;
    width: 100%;
    max-width: 380px;
}

h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 20px 0;
    text-align: center;
    letter-spacing: -0.025em;
}

@media (max-width: 420px) {
    body {
        padding: 12px;
    }
    
    #softphone-container {
        padding: 20px;
    }
    
    h2 {
        font-size: 1.25rem;
    }
}