html,
body {
    margin: 0;
    padding: 0;
}
    
body {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background: black;
    font-family: 'Lucida Console', Monaco, monospace;
    transition: background 0.3s ease-in-out;
}

body.windowed-mode {
    background: white;
    overflow-y: auto;
    height: auto;
}

* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

/* Wrapper */
#wrapper {
    /* position: absolute; */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

/* Fullscreen State */
#wrapper.fullscreen {
    width: 100vw;
    height: 100vh;
    z-index: 100; /* Ensure on top of everything */
}

#wrapper.fullscreen .frame {
    display: none;
}

/* Windowed State */
#wrapper.windowed {
    width: 516px;
    height: 810px;
}
/* 
#wrapper.windowed .frame {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: block;
}

#wrapper.windowed #frame-back {
    z-index: 0;
}

#wrapper.windowed #frame-front {
    z-index: 2;
} */

/* Canvas */
.emscripten { 
    padding-right: 0; 
    margin-left: auto; 
    margin-right: auto; 
    display: block; 
    z-index: 1;

    position: relative;
    top: 0px;
    left: 0px;
    margin: 0px;
    border: 0;
    overflow: hidden;
    display: block;
    image-rendering: optimizeSpeed;
    image-rendering: -moz-crisp-edges;
    image-rendering: -o-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
    -ms-interpolation-mode: nearest-neighbor;
}

/* div.emscripten { text-align: center; } */

/* #wrapper.windowed canvas.emscripten {
    margin-left: 2px;
    margin-top: 0px;
} */


/* canvas.emscripten {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width: 100%;
    height: 100%;
    z-index: 1;
} */

/* UI */
#ui {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
}

#resize-btn {
    background: rgba(0,0,0,0.5);
    border: 1px solid white;
    color: white;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    outline: none;
    transition: background 0.2s;
}

#resize-btn:hover {
    background: rgba(0,0,0,0.8);
}

/* Info */
#info {
    /* position: fixed; */
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    width: 300px;
    font-family: inherit;
    color: black;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    z-index: 10;
}

body.windowed-mode #info {
    opacity: 1;
    pointer-events: auto;
}

#info h1 {
    font-size: 24px;
    margin: 0 0 10px 0;
    text-transform: uppercase;
}

#info h2 {
    font-size: 14px;
    margin: 0 0 20px 0;
    font-weight: normal;
    color: #666;
}

#info p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 10px;
    color: #333;
}

/* Github Embed */
.code, .github-embed {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-in-out;
    width: 100%;
    max-width: 690px;
    height: 600px; /* Explicit height required for github-embed */
    margin: 0 auto;
    padding-bottom: 50px;
    /* text-align: center; */
}


.code p, .github-embed p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 10px;
    color: #333;
}


/* Desktop Windowed Mode Logic */
/* DISABLED: body.windowed-mode #wrapper.windowed {
    position: relative;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 40px;
    margin-bottom: 20px;
} */

/* body.windowed-mode #info {
    opacity: 1;
    pointer-events: auto;
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    width: 100%;
    max-width: 500px;
    margin: 20px auto;
    padding: 0 20px;
} */

body.windowed-mode .code,
body.windowed-mode .github-embed {
    opacity: 1;
    pointer-events: auto;
    position: relative;
}

@media (max-width: 800px) {
    body.windowed-mode {
        overflow-y: auto;
        height: auto;
        min-height: 100vh;
    }

    /* body.windowed-mode #wrapper.windowed {
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        width: 100%;
        max-width: 500px;
        height: auto; 
        margin: 20px auto;
    } */

    /* Use relative positioning for the background frame to establish height without aspect-ratio */
    #wrapper.windowed #frame-back {
        position: relative;
        width: 100%;
        height: auto;
    }

    #wrapper.windowed canvas.emscripten {
        width: 81.7%;
        height: 89.8%;
        margin: 0;
    }

    body.windowed-mode #info {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 500px;
        margin: 20px auto;
        padding: 0 20px 40px 20px;
    }

    body.windowed-mode #longer-info {
        max-width: 500px;
        padding: 0 20px 40px 20px;
    }
}



.github-embed-loader {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;

    &::after {
        content: '';
        top: 50%;
        display: block;
        margin: auto;
        font-size: 7px;
        width: 1em;
        height: 1em;
        border-radius: 50%;
        position: relative;
        text-indent: -9999em;
        animation: github-embed-loader 1.1s infinite ease;
        transform: translateZ(0);
    }

}

@keyframes github-embed-loader {
    0%,
    100% {
    box-shadow: 0em -2.6em 0em 0em #000000, 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2), 2.5em 0em 0 0em rgba(0, 0, 0, 0.2), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.2), 0em 2.5em 0 0em rgba(0, 0, 0, 0.2), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.2), -2.6em 0em 0 0em rgba(0, 0, 0, 0.5), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.7);
    }
    12.5% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.7), 1.8em -1.8em 0 0em #000000, 2.5em 0em 0 0em rgba(0, 0, 0, 0.2), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.2), 0em 2.5em 0 0em rgba(0, 0, 0, 0.2), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.2), -2.6em 0em 0 0em rgba(0, 0, 0, 0.2), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.5);
    }
    25% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.5), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.7), 2.5em 0em 0 0em #000000, 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.2), 0em 2.5em 0 0em rgba(0, 0, 0, 0.2), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.2), -2.6em 0em 0 0em rgba(0, 0, 0, 0.2), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2);
    }
    37.5% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.2), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.5), 2.5em 0em 0 0em rgba(0, 0, 0, 0.7), 1.75em 1.75em 0 0em #000000, 0em 2.5em 0 0em rgba(0, 0, 0, 0.2), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.2), -2.6em 0em 0 0em rgba(0, 0, 0, 0.2), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2);
    }
    50% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.2), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2), 2.5em 0em 0 0em rgba(0, 0, 0, 0.5), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.7), 0em 2.5em 0 0em #000000, -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.2), -2.6em 0em 0 0em rgba(0, 0, 0, 0.2), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2);
    }
    62.5% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.2), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2), 2.5em 0em 0 0em rgba(0, 0, 0, 0.2), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.5), 0em 2.5em 0 0em rgba(0, 0, 0, 0.7), -1.8em 1.8em 0 0em #000000, -2.6em 0em 0 0em rgba(0, 0, 0, 0.2), -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2);
    }
    75% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.2), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2), 2.5em 0em 0 0em rgba(0, 0, 0, 0.2), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.2), 0em 2.5em 0 0em rgba(0, 0, 0, 0.5), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.7), -2.6em 0em 0 0em #000000, -1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2);
    }
    87.5% {
    box-shadow: 0em -2.6em 0em 0em rgba(0, 0, 0, 0.2), 1.8em -1.8em 0 0em rgba(0, 0, 0, 0.2), 2.5em 0em 0 0em rgba(0, 0, 0, 0.2), 1.75em 1.75em 0 0em rgba(0, 0, 0, 0.2), 0em 2.5em 0 0em rgba(0, 0, 0, 0.2), -1.8em 1.8em 0 0em rgba(0, 0, 0, 0.5), -2.6em 0em 0 0em rgba(0, 0, 0, 0.7), -1.8em -1.8em 0 0em #000000;
    }
}
/* http://jmblog.github.com/color-themes-for-google-code-highlightjs */

/* Tomorrow Comment */
.hljs-comment,
.hljs-quote {
    color: #8e908c;
}

/* Tomorrow Red */
.hljs-variable,
.hljs-template-variable,
.hljs-tag,
.hljs-name,
.hljs-selector-id,
.hljs-selector-class,
.hljs-regexp,
.hljs-deletion {
    color: #c82829;
}

/* Tomorrow Orange */
.hljs-number,
.hljs-built_in,
.hljs-builtin-name,
.hljs-literal,
.hljs-type,
.hljs-params,
.hljs-meta,
.hljs-link {
    color: #f5871f;
}

/* Tomorrow Yellow */
.hljs-attribute {
    color: #eab700;
}

/* Tomorrow Green */
.hljs-string,
.hljs-symbol,
.hljs-bullet,
.hljs-addition {
    color: #718c00;
}

/* Tomorrow Blue */
.hljs-title,
.hljs-section {
    color: #4271ae;
}

/* Tomorrow Purple */
.hljs-keyword,
.hljs-selector-tag {
    color: #8959a8;
}

.hljs {
    display: block;
    overflow-x: auto;
    background: white;
    color: #4d4d4c;
    padding: 0.5em;
}

.hljs-emphasis {
    font-style: italic;
}

.hljs-strong {
    font-weight: bold;
}
.github-embed-main {
    width: 100%;
    height: 100%;
    border: solid 1px #C6CACD;
    /* position: relative; */
    box-sizing: border-box;
}

.github-embed-main * {
    box-sizing: border-box;
}

.github-embed-nav {
    border-bottom: solid 1px #C6CACD;
    z-index: 1;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    width: 100%;
    position: absolute;
    top: 0;
    height: 40px;
    height: 2.5rem;
}

.github-embed-nav-link {
    line-height: 40px;
    line-height: 2.5rem;
    padding: 0 16px;
    padding: 0 1rem;
    color: #525252;
    cursor: pointer;
}

.github-embed-nav-link-shown {
    font-weight: bold;
}

.github-embed-nav-on-github {
    float: right;
    padding: 0 16px;
    padding: 0 1rem;
    line-height: 40px;
    line-height: 2.5rem;
}

.github-embed-frames {
    padding: 40px 0;
    padding: 2.5rem 0;
    top: 0;
    width: 100%;
    height: 100%;
    position: absolute;
}

.github-embed-frames iframe, .github-embed-frames pre {
    width: 100%;
    height: 100%;
    overflow: auto;
    margin: 0;
}

.github-embed-frames iframe {
    border: none;
}

.github-embed-frames pre {
    padding: 16px;
    padding: 1rem;
}

.github-embed-footer {
    border-top: solid 1px #C6CACD;
    padding: 0 16px;
    padding: 0 1rem;
    line-height: 40px;
    line-height: 2.5rem;
    z-index: 1;
    overflow-x: auto;
    white-space: nowrap;
    position: absolute;
    bottom: 0;
    width: 100%;
    z-index: 1;
    text-align: right;
}

.github-embed-error {
    position: absolute;
    z-index: 1;
    top: 50%;
    width: 100%;
    text-align: center;
    color: red;
}
/* Editor Styles */
#editor-tabs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30px;
    z-index: 6;
    background: #1a1a1a;
    display: flex;
}

.tab {
    background: #272822;
    border: none;
    color: #888;
    padding: 0 15px;
    height: 100%;
    cursor: pointer;
    font-family: monospace;
    font-size: 12px;
    border-right: 1px solid #1a1a1a;
    outline: none;
}

.tab:hover {
    color: #ddd;
    background: #333;
}

.tab.active {
    color: #f8f8f2;
    background: #272822;
    /* border-bottom: 2px solid #66d9ef; */
}

#editor-container {
    position: absolute;
    top: 30px; /* Offset for tabs */
    left: 0;
    width: 100%;
    bottom: 200px; /* Use bottom instead of height calc for better resize handling */
    height: auto;
    z-index: 5; /* Ensure above body but below canvas/console */
    background: #272822;
}

.CodeMirror {
    height: 100%;
    font-size: 14px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;
    z-index: 1; /* Ensure Editor keeps internal layering */
}

/* Floating Window for Canvas */
#wrapper.windowed {
    position: absolute;
    top: 30px;
    right: 0px;
    left: auto; /* Ensure left is not set from mobile styles */
    transform: none; /* Disable centering transform */
    width: 512px;
    height: 512px;
    z-index: 20;
    box-shadow: 0 4px 8px rgba(0,0,0,0.5);
    border: 1px solid #444;
    background: #000;
    cursor: move; /* Indication that it can be dragged */
}

#wrapper.windowed .frame {
    /* Hide the frame images in this floating mode if desired, or adjust them */
    display: none; 
}

/* Make canvas fill the wrapper */
.emscripten { 
    width: 100%;
    height: 100%;
    display: block;
}

/* Console Styles */
#console {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 200px;
    background: #111;
    color: #eee;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;
    font-size: 12px;
    z-index: 30;
    border-top: 1px solid #444;
    display: flex;
    flex-direction: column;
}

#console-output {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
    white-space: pre-wrap;
}

#console-input-container {
    display: flex;
    border-top: 1px solid #333;
    padding: 5px;
    background: #222;
}

#console-prompt {
    color: #888;
    margin-right: 5px;
    user-select: none;
}

#console-input {
    flex: 1;
    background: transparent;
    border: none;
    color: white;
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

/* Error highlighting in CodeMirror */
.error-line {
    background-color: rgba(255, 0, 0, 0.3);
}