:root {
    --bg-primary: #121212;
    --bg-secondary: #1E1E1E;
    --text-primary: #E0E0E0;
    --text-secondary: #B0B0B0;
    --easy-color: #4CAF50;
    --medium-color: #FF9800;
    --hard-color: #F44336;
    --void-color: 	#6c13a4;
}
body {

    background-color: var(--bg-primary);
    color: var(--text-primary);
  
    height: 100vh;
    margin: 0;

    transition: background-color 0.3s, color 0.3s;
}
.container {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
    padding: 30px;
    width: 300px;
    border: 1px solid rgba(255,255,255,0.1);
}
h1 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 300;
}
.mode-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.mode-btn {
    padding: 15px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    font-weight: bold;
    background-color: rgba(255,255,255,0.05);
    border: 5px solid rgba(255,255,255,0.1);
    
    font-size:15px;
}
.mode-btn:hover {
    transform: scale(1.03);
    background-color: rgba(255,255,255,0.1);
}
.mode-btn span {
    opacity: 0.7;
}
.easy {
    background-color: color-mix(in srgb, var(--easy-color) 20%, transparent);
    border-color: color-mix(in srgb, var(--easy-color) 30%, transparent);
}
.medium {
    background-color: color-mix(in srgb, var(--medium-color) 20%, transparent);
    border-color: color-mix(in srgb, var(--medium-color) 30%, transparent);
}
.hard {
    background-color: color-mix(in srgb, var(--hard-color) 20%, transparent);
    border-color: color-mix(in srgb, var(--hard-color) 30%, transparent);
}
.void {
    background-color: color-mix(in srgb, var(--void-color) 20%, transparent);
    border-color: color-mix(in srgb, var(--void-color) 30%, transparent);
}
.easy:hover {
    background-color: color-mix(in srgb, var(--easy-color) 30%, transparent);
}
.medium:hover {
    background-color: color-mix(in srgb, var(--medium-color) 30%, transparent);
}
.hard:hover {
    background-color: color-mix(in srgb, var(--hard-color) 30%, transparent);
}
.void:hover {
    background-color: color-mix(in srgb, var(--void-color) 30%, transparent);
}



.ui {
    display:none;

}