Template:Tt/sandbox

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    document.addEventListener("DOMContentLoaded", function () {
    var tooltips = document.querySelectorAll(".ttt-container");
    
    function adjustTooltipPositions() {
        Array.prototype.forEach.call(tooltips, function (tooltipContainer) {
            var tooltip = tooltipContainer.querySelector(".ttt-tooltip");
            var chevron = tooltip.querySelector(".ttt-chevron");
            
            // 1. Temporarily show tooltip to measure size
            tooltipContainer.style.opacity = "0";
            tooltipContainer.style.display = "flex";
            tooltip.style.transform = "";
            
            var tooltipRect = tooltip.getBoundingClientRect();
            var targetRect = tooltipContainer.parentElement.getBoundingClientRect();
            
            // 2. Measure how much the tooltip is outside the viewport
            var overflowTop = tooltipRect.top < 1;
            var spaceTop = targetRect.top > tooltipRect.height + 4;
            var overflowLeft = Math.min(Math.max(0, -tooltipRect.left), 0.5 * tooltipRect.width - 15);
            var overflowRight = Math.min(Math.max(0, tooltipRect.right - document.documentElement.clientWidth), 0.5 * tooltipRect.width - 15);
            
            // 3. Shift tooltip into view if needed and move chevron accordingly
            if (overflowTop) {
                tooltipContainer.classList.remove("ttt-container-above");
                tooltipContainer.classList.add("ttt-container-below");
            } else if (spaceTop) {
                tooltipContainer.classList.add("ttt-container-above");
                tooltipContainer.classList.remove("ttt-container-below");
            }
            
            if (overflowLeft > 0) {
                tooltip.style.transform = "translateX(calc(" + overflowLeft + "px + 4px))";
                chevron.style.transform = "translateX(calc(-50% - " + overflowLeft + "px - 4px))";
            } else if (overflowRight > 0) {
                tooltip.style.transform = "translateX(calc(-" + overflowRight + "px - 4px))";
                chevron.style.transform = "translateX(calc(-50% + " + overflowRight + "px + 4px))";
            } else {
                tooltip.style.transform = "";
                chevron.style.transform = "";
            }
            
            // 4. Hide it again until hover
            tooltipContainer.style.opacity = "";
            tooltipContainer.style.display = "";
        });
    }
    
    // Run on page load, resize, and scroll
    adjustTooltipPositions();
    window.addEventListener("resize", adjustTooltipPositions);
    window.addEventListener("scroll", adjustTooltipPositions, true);
});