@import url("https://webglfundamentals.org/webgl/resources/webgl-tutorials.css");        

.playpause {
    position: absolute;
    left: 10px;
    top: 10px;
    width: 100%;
    height: 100%;
    font-size: 60px;
    justify-content: center;
    align-items: center;
    color: rgba(255, 255, 255, 0.3);
    transition: opacity 0.2s ease-in-out;
}
.playpausehide,
.playpause:hover {
    opacity: 0;
}
.iframe .divcanvas {
    display: block;
}
.input-container {
    display: flex;
    align-items: center;
    width: 100%;
}
#sendMessageButton {
      margin-left: 10px; /* Add some space between textarea and button */
}
.loading {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: #000;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
body {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #040D12;
    color: #fff;
}

.main-container {
    display: flex;
    flex-direction: column;
    width: 90%;
    max-width: 1200px;
    box-sizing: border-box;
    height: 100%;
}

.row {
    display: flex;
    width: 100%;
    margin-bottom: 20px;
    box-sizing: border-box;
}

.row.first-row {
    flex: 1; /* First row takes up 1/3 of the height */
}

.row.second-row {
    flex: 2; /* Second and third rows combined take up 2/3 of the height */
    flex-direction: column;
}

.column {
    padding: 20px;
    box-sizing: border-box;
}

.column:first-child {
    flex: 1; /* Equal width for both columns */
}

.column:nth-child(2) {
    flex: 1; /* Equal width for both columns */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tab-content-container {
    width: 100%;
    position: relative;
    background-color: #000;
    box-sizing: border-box;
    flex-grow: 1;
    overflow: hidden; /* Prevent overflow causing layout issues */
}

.tab-container {
    position: sticky;
    top: 0;
    z-index: 5; /* Ensure tabs are always on top */
    display: flex;
    justify-content: center;
    background-color: #222;
    border-bottom: 1px solid #444;
}

.tab-button {
    background-color: #444;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    flex-grow: 1;
}

.tab-button.active {
    background-color: #888;
}

.tab-content {
    position: absolute; /* Stacks tabs */
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 40px); /* Ensure space for tab buttons */
    visibility: hidden; /* Hidden by default */
    opacity: 0; /* Fully transparent */
    pointer-events: none; /* Disable interactions */
    transition: opacity 0.3s ease; /* Smooth transitions */
    z-index: 1; /* Tabs sit below the Play button */
}

.tab-content.active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    z-index: 2; /* Active tab sits above the inactive tabs */
}

.divcanvas,
.code-container {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%; /* Ensure they occupy full tab content area */
    margin: 0; /* Remove extra spacing */
    box-sizing: border-box;
    overflow: hidden; /* Prevent overflow */
}

canvas {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Ensures content fits canvas bounds */
    display: block; /* Prevent inline issues */
    z-index: 1; /* Sits below the Play button */
}

 
textarea {
    width: 100%;
    height: auto;
    background-color: #000;
    color: #fff;
    border: none;
    resize: none;
    margin-bottom: 10px;
    box-sizing: border-box;
}


#shaderCode {
    width: 100%;
    height: 100%; /* Fill the parent container */
    /* background-color: #000; */
    background-color: rgba(0, 0, 0, 0.1); /* Semi-transparent background for textarea */
    color: #0f0; /* Bright green for code */
    border: 1px solid #444; /* Optional border for distinction */
    resize: none; /* Disable manual resizing */
    overflow: auto; /* Allow scrolling for long content */
    padding: 10px; /* Add padding for readability */
    box-sizing: border-box; /* Include padding and border in dimensions */
    font-family: monospace; /* Ensure a monospace font for code */
    font-size: 14px; /* Adjust font size for readability */
    line-height: 1.5; /* Set a consistent line height */
    white-space: pre-wrap; /* Preserve formatting of the code */
    word-wrap: break-word; /* Break long lines gracefully */
}

.input-container {
    width: 100%;
}

.rating-container {
    width: 100%;
}

/* Set the CanvasTab to always be visible */
#CanvasTab {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; /* Place it behind the overlay */
    visibility: visible;
    opacity: 1;
    pointer-events: auto; /* Allow interactions with the canvas */
}

/* Style the Code tab to appear as an overlay */
#Code {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2; /* Place it above the canvas */
    background-color: rgba(0, 0, 0, 0.8); /* Semi-transparent background */
    color: #0f0; /* Bright green text for code */
    visibility: hidden; /* Hidden by default */
    opacity: 0; /* Fully transparent by default */
    pointer-events: none; /* Disable interactions by default */
    transition: opacity 0.3s ease; /* Smooth transition */
}

/* Make the active tab visible */
#Code.active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto; /* Enable interactions */
}

.overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    /* color: rgba(255, 255, 255, 0.7); */
    z-index: 1; /* Place it behind the overlay */
    color: #0f0; /* Bright green for code */
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 10px;
    pointer-events: none; /* So it doesn't block clicks on the canvas */
    transition: opacity 0.3s ease-in-out;
    opacity: 0; /* Initially hidden */
}

.error-message {
    color: red;
    font-size: 14px;
    white-space: pre-wrap;
    margin-top: 10px;
}