{{ $lang := .Get 0 }}
<style>
.code-block-container {
    position: relative;
    margin: 1em 0;
    border: 1px solid #5E5E5E;
    border-radius: 1px;
    overflow: hidden;
}

.code-header {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 999;
}

.copy-button {
    display: inline-flex;
    align-items: center;
    background: #2d2d2d;
    color: white;
    border: 1px solid #404040;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.8em;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-button:hover {
    background: #404040;
}

.copy-button svg {
    width: 14px;
    height: 14px;
    margin-right: 4px;
}

.tooltip {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: black;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    display: none;
}

.tooltip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: black;
}

.copy-button.copied .tooltip {
    display: block;
}

.code-content {
    margin: 0;
    padding: 0;
}

.code-content pre {
    margin: 0;
    padding: 10px;
}
</style>

<div class="code-block-container" data-lang="{{ $lang }}">
    <div class="code-header">
        <button class="copy-button" onclick="copyCodeBlock(this)" aria-label="Copy code">
            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                <path d="M8 4v12a2 2 0 0 0 2 2h8a2 2 0 0 0 2-2V7.242a2 2 0 0 0-.602-1.43L16.083 2.57A2 2 0 0 0 14.685 2H10a2 2 0 0 0-2 2z"/>
                <path d="M16 18v2a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V9a2 2 0 0 1 2-2h2"/>
            </svg>
            <span>Copy</span>
            <div class="tooltip">Copied!</div>
        </button>
    </div>
    <div class="code-content">
        {{ highlight (trim .Inner "\n") $lang "" }}
    </div>
</div>

<script>
function copyCodeBlock(button) {
    const container = button.closest('.code-block-container');
    const codeContent = container.querySelector('.code-content pre');
    const code = codeContent.textContent;
    
    navigator.clipboard.writeText(code.trim()).then(() => {
        button.classList.add('copied');
        setTimeout(() => {
            button.classList.remove('copied');
        }, 2000);
    }).catch(err => {
        console.error('Failed to copy:', err);
        // Fallback
        const textarea = document.createElement('textarea');
        textarea.value = code.trim();
        document.body.appendChild(textarea);
        textarea.select();
        try {
            document.execCommand('copy');
            button.classList.add('copied');
            setTimeout(() => {
                button.classList.remove('copied');
            }, 2000);
        } catch (e) {
            console.error('Fallback failed:', e);
        }
        document.body.removeChild(textarea);
    });
}
</script>