/* General Body and Container Styles */
body {
    font-family: 'Press Start 2P', cursive;
    background-color: #1a1a1a;
    color: #eee;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    overflow: hidden; /* Prevent scrollbar from d-pad */
    flex-direction: column;
}

.game-container {
    border: 5px solid #4CAF50; /* Green border */
    border-radius: 10px;
    background-color: #333;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    position: relative;
    overflow: hidden; /* Ensure overlays don't bleed */
}

/* Game Header (Score, High Score, Volume) */
.game-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding: 0 10px;
    box-sizing: border-box;
}

.score-board p {
    margin: 0;
    font-size: 1.2em;
    color: #fff;
    text-shadow: 0 0 5px #0f0;
}

.score-board span {
    color: #4CAF50; /* Highlight score values */
}

.volume-control label {
    font-size: 0.9em;
    margin-right: 5px;
}

.volume-control input[type="range"] {
    -webkit-appearance: none;
    width: 80px;
    height: 8px;
    background: #555;
    outline: none;
    opacity: 0.7;
    transition: opacity .2s;
    border-radius: 5px;
}

.volume-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #4CAF50;
    cursor: pointer;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.7);
}

.volume-control input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #4CAF50;
    cursor: pointer;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.7);
}


/* Canvas */
#gameCanvas {
    background-color: #000;
    border: 2px solid #4CAF50;
    display: block; /* Remove extra space below canvas */
}

/* Overlay Screens */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #eee;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 20px;
    box-sizing: border-box;
    z-index: 10; /* Ensure overlays are on top */
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.overlay h1 {
    font-size: 3em;
    color: #4CAF50;
    text-shadow: 0 0 10px #0f0;
    margin-bottom: 20px;
}

.overlay h2 {
    font-size: 2em;
    color: #4CAF50;
    text-shadow: 0 0 8px #0f0;
    margin-bottom: 15px;
}

.overlay p {
    margin: 10px 0;
    font-size: 1em;
}

.overlay ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 20px;
    font-size: 0.9em;
}

.overlay ul li {
    margin-bottom: 5px;
}

.overlay ul li:before {
    content: "• ";
    color: #4CAF50;
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}


/* Menu Buttons */
.menu-btn {
    background-color: #4CAF50;
    color: white;
    padding: 12px 25px;
    margin: 8px 0;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Press Start 2P', cursive;
    font-size: 1.1em;
    text-transform: uppercase;
    transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s;
    box-shadow: 0 4px 10px rgba(0, 255, 0, 0.3);
}

.menu-btn:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 255, 0, 0.5);
}

.menu-btn:active {
    background-color: #3e8e41;
    transform: translateY(0);
    box-shadow: 0 2px 5px rgba(0, 255, 0, 0.3);
}

/* Options (checkboxes, select) */
.options {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.9em;
}

.options label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.options input[type="checkbox"] {
    margin-right: 10px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid #4CAF50;
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    position: relative;
    background-color: #222;
}

.options input[type="checkbox"]:checked {
    background-color: #4CAF50;
}

.options input[type="checkbox"]:checked::before {
    content: '\2713'; /* Checkmark character */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
}

.options select {
    padding: 8px 10px;
    border: 2px solid #4CAF50;
    border-radius: 5px;
    background-color: #222;
    color: #eee;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.9em;
    -webkit-appearance: none; /* Remove default arrow */
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23eeeeee%22%20d%3D%22M287%2C197.3L159.1%2C69.5c-3.1-3.1-8.2-3.1-11.3%2C0L5.3%2C197.3c-3.1%2C3.1-3.1%2C8.2%2C0%2C11.3l11.3%2C11.3c3.1%2C3.1%2C8.2%2C3.1%2C11.3%2C0l114.7-114.7l114.7%2C114.7c3.1%2C3.1%2C8.2%2C3.1%2C11.3%2C0l11.3-11.3C290.1%2C205.5%2C290.1%2C200.4%2C287%2C197.3z%22%2F%3E%3C%2Fsvg%3E'); /* Custom arrow */
    background-repeat: no-repeat;
    background-position: right 8px top 50%;
    background-size: 12px auto;
    padding-right: 30px; /* Space for the custom arrow */
}


/* D-Pad controls for mobile/touch */
.d-pad {
    display: grid;
    grid-template-areas:
        ". up ."
        "left . right"
        ". down .";
    gap: 5px;
    margin-top: 20px;
    width: 150px; /* Adjust size as needed */
    height: 150px;
    transform: scale(0.9); /* Slightly shrink for mobile */
    opacity: 0; /* Hide by default */
    visibility: hidden;
}

.d-pad-btn {
    background-color: #4CAF50;
    border: 3px solid #3e8e41;
    border-radius: 8px;
    width: 50px; /* Size of individual buttons */
    height: 50px;
    cursor: pointer;
    font-size: 0; /* Hide text */
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.1s, transform 0.05s;
}

.d-pad-btn:hover {
    background-color: #45a049;
}

.d-pad-btn:active {
    background-color: #3e8e41;
    transform: scale(0.95);
}

/* Arrows for D-Pad buttons */
.d-pad-btn::before {
    content: '';
    position: absolute;
    border-color: white;
    border-style: solid;
    display: block;
}

.d-pad-btn.up-btn { grid-area: up; }
.d-pad-btn.up-btn::before {
    border-width: 0 10px 15px 10px;
    border-bottom-color: white;
    top: 10px;
}

.d-pad-btn.down-btn { grid-area: down; }
.d-pad-btn.down-btn::before {
    border-width: 15px 10px 0 10px;
    border-top-color: white;
    bottom: 10px;
}

.d-pad-btn.left-btn { grid-area: left; }
.d-pad-btn.left-btn::before {
    border-width: 10px 15px 10px 0;
    border-right-color: white;
    left: 10px;
}

.d-pad-btn.right-btn { grid-area: right; }
.d-pad-btn.right-btn::before {
    border-width: 10px 0 10px 15px;
    border-left-color: white;
    right: 10px;
}

/* Hide d-pad on larger screens if desired, or show always */
@media (max-width: 768px) {
    .d-pad {
        opacity: 1;
        visibility: visible;
    }
}


/* NEW: High Score List Specific Styles */
#high-score-screen {
    /* Inherits .overlay styles */
}

.high-scores-list {
    list-style: none; /* Remove default numbering */
    padding: 0;
    margin: 20px auto;
    width: 80%; /* Adjust width as needed */
    max-width: 400px;
    font-size: 1.1em;
    border: 2px solid #4CAF50;
    border-radius: 8px;
    background-color: #222;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.4);
}

.high-scores-list li {
    padding: 10px 15px;
    border-bottom: 1px dashed #333;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.high-scores-list li:last-child {
    border-bottom: none;
}

.high-scores-list li:nth-child(odd) {
    background-color: #2a2a2a;
}

.high-scores-list li:nth-child(even) {
    background-color: #1f1f1f;
}

/* Highlight top score in the list if desired */
.high-scores-list li:first-child {
    color: gold;
    font-weight: bold;
    font-size: 1.2em;
    text-shadow: 0 0 5px orange;
}