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

body {
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    /* Disable text selection for entire page */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    z-index: 1;
}

.container {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 600px;
    width: 100%;
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 2;
}

h1 {
    color: #333;
    margin-bottom: 1.5rem;
    font-size: 2.2rem;
    font-weight: bold;
    /* Disable text selection for heading */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

p {
    color: #666;
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
    /* Disable text selection for paragraph */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.button-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    align-items: center;
}

.btn {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    padding: 1.2rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    /* Disable text selection for buttons */
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.btn-remote {
    background: linear-gradient(45deg, #4CAF50, #45a049);
    color: white;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.btn-remote:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.5);
    background: linear-gradient(45deg, #45a049, #4CAF50);
    cursor: pointer;
}

.btn-physical {
    background: linear-gradient(45deg, #9E9E9E, #757575);
    color: white;
    box-shadow: 0 4px 15px rgba(158, 158, 158, 0.3);
    opacity: 0.7;
    cursor: pointer; /* Changed to pointer cursor */
}

.btn-physical:hover {
    opacity: 0.9; /* Increased opacity on hover */
    transform: translateY(-3px); /* Added same hover animation */
    box-shadow: 0 8px 25px rgba(158, 158, 158, 0.5); /* Added hover shadow */
    background: linear-gradient(45deg, #757575, #9E9E9E); /* Slight color change */
    cursor: pointer; /* Ensure pointer cursor on hover */
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 2rem;
        margin: 1rem;
        max-width: 90%;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .button-container {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .btn {
        min-width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    p {
        font-size: 1rem;
    }
    
    .btn {
        font-size: 1rem;
        padding: 1rem 1.5rem;
    }
}

/* For larger screens, maintain side-by-side layout with responsive spacing */
@media (min-width: 769px) {
    .button-container {
        gap: clamp(1rem, 4vw, 3rem);
    }
}