:root {
    --primary-color: #ff4757;
    --bg-color: #1a1a2e;
    --card-bg: rgba(255,255,255,0.1);
}

body {
    background: var(--bg-color);
    color: #fff;
    line-height: 1.6;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    padding: 20px;
}

.code-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 15px;
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.1);
}