body {
    font-family: 'Roboto', sans-serif;
    height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #000000 0%, #00050e 100%);
    color: #ededed;
}

.game-container {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.game-area {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    justify-content: center;
}

.board-container {
    position: relative;
}

canvas {
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 
                0 1px 3px rgba(0, 0, 0, 0.08);
}

.side-panel {
    display: flex;
    gap: 1.5rem;
    flex-direction: column;
    align-items: center;
}

.next-piece, .score-container {
    width: 100%;
    padding: 1rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
}

.next-piece h2, .score-container h2 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

#score {
    font-size: 2rem;
    font-weight: bold;
}

.controls {
    width: 100%;
    display: flex;
    gap: 0.5rem;
    flex-direction: column;
}

button {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    background: linear-gradient(45deg, #ff6b6b, #feca57);
    transition: transform 0.1s, box-shadow 0.1s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .game-area {
        flex-direction: column;
        align-items: center;
    }

    .side-panel {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .controls {
        flex-direction: row;
    }
}