.snake-layout {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-start;
    justify-content: center;
}
.snake-board {
    padding: 12px;
    border-radius: 12px;
    background: #3b200e;
    box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.2);
}
#snake-canvas {
    display: block;
    background: #3b200e;
    border-radius: 8px;
}
.snake-panel {
    min-width: 240px;
    max-width: 340px;
}
.snake-panel label {
    display: block;
    margin: 10px 0 4px;
    font-weight: 600;
}
.snake-panel input,
.snake-panel select {
    box-sizing: border-box;
    width: 100%;
    padding: 6px 8px;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.2);
}
.snake-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.snake-status {
    font-weight: 600;
}

.snake-touch-controls {
    display: none;
    margin-top: 14px;
}

.snake-dpad {
    display: grid;
    grid-template-columns: repeat(3, 58px);
    grid-template-rows: repeat(3, 54px);
    justify-content: center;
    gap: 5px;
}

.snake-control {
    width: 58px;
    min-width: 58px;
    height: 54px;
    min-height: 54px;
    margin: 0;
    padding: 0;
    border: 1px solid rgba(73, 38, 0, 0.45);
    border-radius: 10px;
    background: rgba(160, 100, 55, 0.9);
    color: #fff;
    font-size: 1.35rem;
    font-weight: 700;
    touch-action: manipulation;
}

.snake-control--up { grid-column: 2; grid-row: 1; }
.snake-control--left { grid-column: 1; grid-row: 2; }
.snake-control--down { grid-column: 2; grid-row: 2; }
.snake-control--right { grid-column: 3; grid-row: 2; }

.snake-touch-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 8px;
}

.snake-touch-actions .button {
    width: 100%;
    margin: 0;
}

@media (max-width: 760px), (hover: none) and (pointer: coarse) {
    .snake-layout,
    .snake-board,
    .snake-panel {
        width: 100%;
        max-width: 100%;
    }

    .snake-board {
        padding: 8px;
    }

    #snake-canvas {
        width: 100%;
        height: auto;
        touch-action: none;
    }

    .snake-panel {
        min-width: 0;
    }

    .snake-panel input,
    .snake-panel select {
        min-height: 44px;
        padding: 9px 10px;
        font-size: 16px;
    }

    .snake-touch-controls {
        display: block;
    }

    .snake-keyboard-help {
        display: none;
    }
}

@media (max-width: 360px) {
    .snake-dpad {
        grid-template-columns: repeat(3, 52px);
        grid-template-rows: repeat(3, 50px);
    }

    .snake-control {
        width: 52px;
        min-width: 52px;
        height: 50px;
        min-height: 50px;
    }
}