:root { --bg-color: #0b111e; --card-bg: #151f32; --text-main: #ffffff; --text-muted: #94a3b8; --accent-color: #6366f1; }
        body { background-color: var(--bg-color); color: var(--text-main); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; margin: 0; padding: 20px; display: flex; flex-direction: column; align-items: center; min-height: 100vh; box-sizing: border-box; user-select: none; overflow-x: hidden; }
        .navbar { width: 100%; max-width: 500px; display: flex; justify-content: space-between; align-items: center; margin-bottom: 25px; }
        .nav-links { display: flex; align-items: center; gap: 15px; }
        .logo-link { text-decoration: none; color: #fff; font-size: 1.2rem; font-weight: bold; }
        .logo-link span { color: var(--accent-color); }
        .nav-btn { text-decoration: none; color: var(--text-muted); font-size: 0.9rem; font-weight: 500; }
        .nav-btn:hover { color: #fff; }
        .lang-select { background-color: var(--card-bg); border: 1px solid #1e293b; color: #fff; padding: 8px 14px; border-radius: 20px; cursor: pointer; font-size: 0.85rem; outline: none; }
        .game-card { background-color: var(--card-bg); border: 1px solid #1e293b; border-radius: 16px; padding: 25px; display: flex; flex-direction: column; align-items: center; box-shadow: 0 10px 30px rgba(0,0,0,0.5); width: 100%; max-width: 500px; box-sizing: border-box; }
        .game-card h2 { margin-top: 0; font-size: 1.2rem; text-align: center; color: #fff; margin-bottom: 20px; }
        .sandbox-container { position: relative; width: 100%; aspect-ratio: 1; background-color: #090e15; border-radius: 12px; border: 1px solid #1e293b; overflow: hidden; }
        canvas { display: block; width: 100%; height: 100%; cursor: crosshair; }
        .control-panel { display: flex; justify-content: space-between; align-items: center; width: 100%; margin-top: 20px; gap: 10px; }
        .gravity-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; width: 110px; }
        .pad-btn { background-color: #090e15; border: 1px solid #1e293b; color: #fff; border-radius: 8px; height: 32px; font-size: 0.9rem; cursor: pointer; display: flex; align-items: center; justify-content: center; }
        .pad-btn.active { background-color: var(--accent-color); border-color: var(--accent-color); }
        .btn { background-color: #090e15; border: 1px solid #1e293b; color: #fff; padding: 8px 16px; border-radius: 16px; cursor: pointer; font-size: 0.9rem; font-weight: bold; }
        .btn:hover { border-color: var(--accent-color); }
        .color-preview { width: 24px; height: 24px; border-radius: 50%; border: 1px solid #fff; }
        .seo-section { max-width: 500px; width: 100%; margin-top: 20px; padding: 20px; background-color: var(--card-bg); border-radius: 16px; border: 1px solid #1e293b; text-align: left; line-height: 1.6; box-sizing: border-box; font-size: 0.85rem; }