h1 {
    text-align: center;
}

#startScreen {
    color: white;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 10;
    background: rgba(145, 145, 145, 0.7);
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.left-box {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.right-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.right-box h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
    color: rgb(255, 111, 0);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

#startButton {
    padding: 15px 30px;
    font-size: 1.2em;
    cursor: pointer;
    background: rgb(255, 111, 0);
    border: none;
    color: white;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#startButton:hover {
    background: rgb(255, 140, 50);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

canvas {
    display: block;
    margin: auto;
    background-color: rgb(81, 81, 81);
}

#gameCanvasContainer {
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    width: min(100%, 1136px);
    height: 600px;
}

.grass-container {
    position: absolute;
    top: 0;
    width: 168px;
    height: 100%;
}

.grass-container.left {
    left: 0;
}

.grass-container.right {
    right: 0;
}

.grass-container img {
    position: absolute;
    display: block;
    width: 168px;
    height: 600px;
}

#canvasOverlay {
    position: absolute;
    bottom: 20px;
    right: 188px;
    z-index: 10;
}

#nitroButton {
    padding: 10px 20px;
    font-size: 1.1em;
    cursor: pointer;
    background: rgb(255, 111, 0);
    border: none;
    color: white;
    border-radius: 5px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

#nitroButton:hover {
    background: rgb(255, 140, 50);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

#nitroButton:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

p {
    text-align: center;
    color: rgb(225, 140, 50);
}

body {
    background-color: black;
    box-sizing: border-box;
    margin: 0;
    padding: 12px;
    font-family: Arial, sans-serif;
}

.back-link {
    display: inline-block;
    margin-bottom: 8px;
    color: white;
    font-size: 14px;
    text-decoration: none;
}

.back-link:hover,
.back-link:focus-visible {
    color: rgb(255, 111, 0);
}

.touch-help,
#touchControls {
    display: none;
}

#touchControls[hidden] {
    display: none !important;
}

#gameOverScreen {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    color: white;
    font-family: Arial;
    z-index: 1000;
  }

  #gameOverScreen button {
    padding: 10px 20px;
    font-size: 16px;
    margin-top: 20px;
    cursor: pointer;
    background: rgb(255, 111, 0);
    border: none;
    color: white;
    border-radius: 5px;
  }

@media (max-width: 900px) {
    #gameCanvasContainer {
        width: min(100%, 800px);
        height: auto;
        aspect-ratio: 4 / 3;
    }

    #gameCanvas {
        width: 100%;
        height: auto;
    }

    .grass-container,
    #canvasOverlay,
    .left-box,
    .keyboard-help {
        display: none;
    }

    #startScreen {
        box-sizing: border-box;
        width: calc(100% - 24px);
        padding: 16px;
        justify-content: center;
    }

    .right-column {
        flex: none;
        gap: 8px;
        padding: 0;
    }

    .right-box h1 {
        margin: 0 0 12px;
        font-size: clamp(20px, 5vw, 32px);
    }

    #startButton {
        padding: 12px 24px;
    }

    #touchControls {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
        width: min(100%, 800px);
        margin: 12px auto 0;
    }

    #touchControls button {
        min-height: 48px;
        padding: 8px;
        border: 1px solid rgb(255, 111, 0);
        border-radius: 6px;
        background: rgb(255, 111, 0);
        color: white;
        font-size: 16px;
        font-weight: bold;
        touch-action: manipulation;
    }

    #touchControls button:active {
        background: rgb(255, 140, 50);
    }

    .touch-help {
        display: block;
    }

    #gameOverScreen {
        position: fixed;
        top: 50%;
        box-sizing: border-box;
        width: min(90vw, 360px);
    }
}