:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --google-hover: #334155;
    --azure-bg: #0078d4;
    --azure-hover: #106ebe;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
}

.login-container {
    width: 100%;
    padding: 20px;
}

.login-card {
    background-color: var(--card-bg);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    max-width: 400px;
    margin: 0 auto;
    text-align: center;
    border: 1px solid #334155;
}

h1 {
    margin: 0 0 0.5rem 0;
    font-size: 1.875rem;
    font-weight: 700;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.875rem;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

    .auth-btn img {
        width: 20px;
        height: 20px;
    }

.google-btn {
    background-color: white;
    color: #1e293b;
    border: 1px solid #cbd5e1;
}

    .google-btn:hover {
        background-color: #f1f5f9;
    }

.azure-btn {
    background-color: #2f2f2f;
    color: white;
    border: 1px solid #2f2f2f;
}

    .azure-btn:hover {
        background-color: #1a1a1a;
    }

.hidden {
    display: none;
}

.user-status {
    background-color: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.server-message {
    background-color: rgba(59, 130, 246, 0.1);
    color: mediumvioletred;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.server-msg-card {
    background-color: var(--card-bg);
    padding: 0.1rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); 
    max-width: 400px;
    margin: 0 auto;
    text-align: center;
    border: 1px solid #334155;
}