frontend/src/routes/market-flow/sector-flow/+page.svelte
2025-02-18 00:55:28 +01:00

943 lines
33 KiB
Svelte

<script lang="ts">
import { screenWidth } from "$lib/store";
import { goto } from "$app/navigation";
import HoverStockChart from "$lib/components/HoverStockChart.svelte";
import TableHeader from "$lib/components/Table/TableHeader.svelte";
import { abbreviateNumberWithColor, sectorList } from "$lib/utils";
import InfoModal from "$lib/components/InfoModal.svelte";
import UpgradeToPro from "$lib/components/UpgradeToPro.svelte";
import * as DropdownMenu from "$lib/components/shadcn/dropdown-menu/index.js";
import { Button } from "$lib/components/shadcn/button/index.js";
import SEO from "$lib/components/SEO.svelte";
import { Chart } from "svelte-echarts";
import { init, use } from "echarts/core";
import { LineChart, BarChart } from "echarts/charts";
import {
GridComponent,
TooltipComponent,
LegendComponent,
} from "echarts/components";
import { CanvasRenderer } from "echarts/renderers";
use([
LineChart,
BarChart,
GridComponent,
TooltipComponent,
LegendComponent,
CanvasRenderer,
]);
export let data;
let isLoading = false;
let optionsData = null;
let selectedSector = "Technology";
const sectorDict = {
"Basic Materials": "XLB",
"Communication Services": "XLC",
Energy: "XLE",
"Financial Services": "XLF",
Industrials: "XLI",
Technology: "XLK",
"Consumer Defensive": "XLP",
"Real Estate": "XLRE",
Utilities: "XLU",
Healthcare: "XLV",
"Consumer Cyclical": "XLY",
};
//let sectorData = data?.getData?.sectorData || [];
let topPosNetPremium =
data?.getData?.topPosNetPremium[sectorDict[selectedSector]] || [];
let topNegNetPremium =
data?.getData?.topNegNetPremium[sectorDict[selectedSector]] || [];
let marketTideData =
data?.getData?.sectorFlow[sectorDict[selectedSector]] || {};
let originalPosTickers = topPosNetPremium;
let displayPosTickers = topPosNetPremium;
let originalNegTickers = topNegNetPremium;
let displayNegTickers = topNegNetPremium;
function findLastNonNull(dataArray, key) {
for (let i = dataArray.length - 1; i >= 0; i--) {
if (
dataArray[i]?.net_call_premium !== null &&
dataArray[i]?.net_call_premium !== undefined
) {
return dataArray[i][key];
}
}
return null; // Return null if no non-null value is found.
}
function formatDate(dateStr) {
// Parse the input date string
var date = new Date(dateStr);
// Get month, day, and year
var month = date.getMonth() + 1; // Month starts from 0
var day = date.getDate();
var year = date.getFullYear();
// Get hours and minutes
var hours = date.getHours();
var minutes = date.getMinutes();
// Determine AM/PM and adjust hours
var ampm = hours >= 12 ? "PM" : "AM";
hours = hours % 12;
hours = hours === 0 ? 12 : hours; // Convert 0 hours to 12 for AM/PM
// Add leading zeros if necessary
month = (month < 10 ? "0" : "") + month;
day = (day < 10 ? "0" : "") + day;
minutes = (minutes < 10 ? "0" : "") + minutes;
// Format the date as MM/DD/YYYY HH:MM AM/PM
var formattedDate = `${month}/${day}/${year} ${hours}:${minutes} ${ampm}`;
return formattedDate;
}
$: sortOrders = {
rank: { order: "none", type: "number" },
date: { order: "none", type: "date" },
ticker: { order: "none", type: "string" },
name: { order: "none", type: "string" },
price: { order: "none", type: "number" },
changesPercentage: { order: "none", type: "number" },
call_volume: { order: "none", type: "number" },
put_volume: { order: "none", type: "number" },
net_premium: { order: "none", type: "number" },
net_call_premium: { order: "none", type: "number" },
net_put_premium: { order: "none", type: "number" },
call_premium: { order: "none", type: "number" },
put_premium: { order: "none", type: "number" },
iv_rank: { order: "none", type: "number" },
};
$: topColumns = [
{ key: "rank", label: "Rank", align: "left" },
{ key: "ticker", label: "Symbol", align: "left" },
{ key: "name", label: "Name", align: "left" },
{ key: "price", label: "Price", align: "right" },
{ key: "changesPercentage", label: "% Change", align: "right" },
{ key: "net_premium", label: "Net Prem", align: "right" },
{ key: "net_call_premium", label: "Net Call Prem", align: "right" },
{ key: "net_put_premium", label: "Net Put Prem", align: "right" },
{ key: "iv_rank", label: "IV Rank", align: "right" },
];
const sortPosTickers = (key) => {
// Reset all other keys to 'none' except the current key
for (const k in sortOrders) {
if (k !== key) {
sortOrders[k].order = "none";
}
}
// Cycle through 'none', 'asc', 'desc' for the clicked key
const orderCycle = ["none", "asc", "desc"];
const currentOrderIndex = orderCycle.indexOf(sortOrders[key].order);
sortOrders[key].order =
orderCycle[(currentOrderIndex + 1) % orderCycle.length];
const sortOrder = sortOrders[key].order;
// Reset to original data when 'none' and stop further sorting
if (sortOrder === "none") {
originalPosTickers = [...topPosNetPremium]; // Reset originalPosTickers to sectorData
displayPosTickers = originalPosTickers?.slice(0, 50);
return;
}
// Define a generic comparison function
const compareValues = (a, b) => {
const { type } = sortOrders[key];
let valueA, valueB;
switch (type) {
case "date":
valueA = new Date(a[key]);
valueB = new Date(b[key]);
break;
case "string":
valueA = a[key].toUpperCase();
valueB = b[key].toUpperCase();
return sortOrder === "asc"
? valueA.localeCompare(valueB)
: valueB.localeCompare(valueA);
case "number":
default:
valueA = parseFloat(a[key]);
valueB = parseFloat(b[key]);
break;
}
if (sortOrder === "asc") {
return valueA < valueB ? -1 : valueA > valueB ? 1 : 0;
} else {
return valueA > valueB ? -1 : valueA < valueB ? 1 : 0;
}
};
// Sort using the generic comparison function
displayPosTickers = [...originalPosTickers]
.sort(compareValues)
?.slice(0, 50);
};
const sortNegTickers = (key) => {
// Reset all other keys to 'none' except the current key
for (const k in sortOrders) {
if (k !== key) {
sortOrders[k].order = "none";
}
}
// Cycle through 'none', 'asc', 'desc' for the clicked key
const orderCycle = ["none", "asc", "desc"];
const currentOrderIndex = orderCycle.indexOf(sortOrders[key].order);
sortOrders[key].order =
orderCycle[(currentOrderIndex + 1) % orderCycle.length];
const sortOrder = sortOrders[key].order;
// Reset to original data when 'none' and stop further sorting
if (sortOrder === "none") {
originalNegTickers = [...topNegNetPremium];
displayNegTickers = originalNegTickers?.slice(0, 50);
return;
}
// Define a generic comparison function
const compareValues = (a, b) => {
const { type } = sortOrders[key];
let valueA, valueB;
switch (type) {
case "date":
valueA = new Date(a[key]);
valueB = new Date(b[key]);
break;
case "string":
valueA = a[key].toUpperCase();
valueB = b[key].toUpperCase();
return sortOrder === "asc"
? valueA.localeCompare(valueB)
: valueB.localeCompare(valueA);
case "number":
default:
valueA = parseFloat(a[key]);
valueB = parseFloat(b[key]);
break;
}
if (sortOrder === "asc") {
return valueA < valueB ? -1 : valueA > valueB ? 1 : 0;
} else {
return valueA > valueB ? -1 : valueA < valueB ? 1 : 0;
}
};
// Sort using the generic comparison function
displayNegTickers = [...originalNegTickers]
.sort(compareValues)
?.slice(0, 50);
};
function getPlotOptions() {
isLoading = true;
let dates = marketTideData?.map((item) => item?.time);
const priceList = marketTideData?.map((item) =>
item?.close !== null ? item?.close?.toFixed(2) : item?.close,
);
const netCallPremList = marketTideData?.map(
(item) => item?.net_call_premium,
);
const netPutPremList = marketTideData?.map((item) => item?.net_put_premium);
const volumeList = marketTideData?.map((item) => item?.net_volume);
const positiveVolume = volumeList.map((v) => (v >= 0 ? v : "-"));
const negativeVolume = volumeList.map((v) => (v < 0 ? v : "-"));
const options = {
silent: true,
animation: false,
legend: {
data: ["Price", "Vol", "Net Call Premium", "Net Put Premium"],
textStyle: {
color: "#fff",
},
axisPointer: {
lineStyle: {
color: "#fff",
},
},
},
tooltip: {
trigger: "axis",
hideDelay: 100,
borderColor: "#969696",
borderWidth: 1,
backgroundColor: "#313131",
textStyle: {
color: "#fff",
},
formatter: function (params) {
const timestamp = params[0].axisValue;
let result = timestamp + "<br/>";
// Find volume value and determine color
const volParams = params.find((p) => p.seriesName.includes("Vol"));
const volIndex = volParams?.dataIndex ?? 0;
const volValue = volumeList[volIndex];
const volColor = volValue >= 0 ? "#90EE90" : "#FF6B6B";
// Sort and filter params
const filteredParams = params
.filter(
(p) =>
!p.seriesName.includes("Vol") ||
p.seriesName === "Positive Vol",
)
.map((p) => {
if (p.seriesName.includes("Vol")) {
return {
...p,
seriesName: "Vol",
value: volValue,
color: volColor,
};
}
return p;
})
.sort((a, b) => {
if (a.seriesName === "Vol") return 1;
if (b.seriesName === "Vol") return -1;
return 0;
});
filteredParams.forEach((param) => {
const marker =
'<span style="display:inline-block;margin-right:4px;' +
"border-radius:10px;width:10px;height:10px;background-color:" +
param.color +
'"></span>';
result +=
marker +
param.seriesName +
": " +
abbreviateNumberWithColor(param.value, false, true) +
"<br/>";
});
return result;
},
axisPointer: {
lineStyle: {
color: "#fff",
},
},
},
axisPointer: {
link: [{ xAxisIndex: [0, 1] }],
},
grid: [
{
left: "3%",
right: "3%",
top: $screenWidth < 640 ? "15%" : "5%",
height: "60%",
containLabel: true,
},
{
left: "3%",
right: "3%",
bottom: "5%",
height: "20%",
containLabel: true,
},
],
xAxis: [
{
type: "category",
boundaryGap: false,
data: dates,
axisLabel: {
color: "#fff",
formatter: (value, index) => {
const [datePart, timePart] = value.split(" ");
let [hours, minutes] = timePart.split(":").map(Number);
// Only show labels at 30-minute intervals (XX:00 and XX:30)
if (minutes % 30 === 0) {
const amPm = hours >= 12 ? "PM" : "AM";
hours = hours % 12 || 12;
return minutes === 0
? `${hours} ${amPm}`
: `${hours}:30 ${amPm}`;
}
return "";
},
interval: 30,
},
},
{
type: "category",
gridIndex: 1,
data: dates,
splitLine: {
show: false,
},
axisLabel: {
show: false,
},
},
],
yAxis: [
{
type: "value",
gridIndex: 0,
position: "left",
splitLine: {
show: false,
},
axisLabel: {
color: "#fff",
show: true,
},
scale: true,
min: (value) => Math.floor(value.min * 0.999),
max: (value) => Math.ceil(value.max * 1.001),
},
{
type: "value",
gridIndex: 0,
position: "right",
splitLine: {
show: false,
},
axisLabel: {
show: false,
},
},
{
type: "value",
gridIndex: 1,
position: "right",
splitLine: {
show: false,
},
axisLabel: {
show: false,
},
},
],
series: [
{
name: "Price",
type: "line",
data: priceList,
yAxisIndex: 0,
xAxisIndex: 0,
showSymbol: false,
lineStyle: { color: "#fff" },
itemStyle: { color: "#fff" },
smooth: true,
},
{
name: "Net Call Premium",
type: "line",
data: netCallPremList,
yAxisIndex: 1,
xAxisIndex: 0,
showSymbol: false,
lineStyle: { color: "#90EE90" },
itemStyle: { color: "#90EE90" },
smooth: true,
},
{
name: "Net Put Premium",
type: "line",
data: netPutPremList,
yAxisIndex: 1,
xAxisIndex: 0,
showSymbol: false,
lineStyle: { color: "#FF6B6B" },
itemStyle: { color: "#FF6B6B" },
smooth: true,
},
{
name: "Positive Vol",
type: "line",
data: positiveVolume,
xAxisIndex: 1,
yAxisIndex: 2,
showSymbol: false,
areaStyle: {
opacity: 1,
color: "#19AA75",
},
itemStyle: { color: "#19AA75" },
},
{
name: "Negative Vol",
type: "line",
data: negativeVolume,
xAxisIndex: 1,
yAxisIndex: 2,
showSymbol: false,
areaStyle: {
opacity: 1,
color: "#F71F4F",
},
itemStyle: { color: "#F71F4F" },
},
],
};
isLoading = false;
return options;
}
optionsData = marketTideData ? getPlotOptions() : null;
$: {
if (selectedSector) {
topPosNetPremium =
data?.getData?.topPosNetPremium[sectorDict[selectedSector]] || [];
topNegNetPremium =
data?.getData?.topNegNetPremium[sectorDict[selectedSector]] || [];
marketTideData =
data?.getData?.sectorFlow[sectorDict[selectedSector]] || {};
originalPosTickers = topPosNetPremium;
displayPosTickers = topPosNetPremium;
originalNegTickers = topNegNetPremium;
displayNegTickers = topNegNetPremium;
optionsData = marketTideData ? getPlotOptions() : null;
}
}
</script>
<SEO
title="Live Sector Flow - Real-Time Sector Options Sentiment"
description="Get real-time insights on all sectors of the stock market flow sentiment through options premium analysis. Track trends and make informed trading decisions."
/>
<section class="w-full max-w-3xl sm:max-w-[1400px] overflow-hidden">
<div class="w-full overflow-hidden m-auto">
<div class="sm:p-0 flex justify-center w-full m-auto overflow-hidden">
<div
class="relative flex justify-center items-start overflow-hidden w-full"
>
<main class="w-full">
<div class="w-full m-auto">
{#if optionsData !== null}
<p class="mt-4 text-white">
<strong>{selectedSector}</strong> Flow tracks sector stocks, net
call/put premiums, and price movements to gauge market sentiment
and momentum in real time.
</p>
<div
class="flex flex-row items-center w-fit ml-auto mt-2 sm:mt-0"
>
<div class="relative inline-block text-left grow">
<DropdownMenu.Root>
<DropdownMenu.Trigger asChild let:builder>
<Button
builders={[builder]}
class="w-full border-gray-600 border bg-default sm:hover:bg-primary ease-out flex flex-row justify-between items-center px-3 py-2 text-white rounded-md truncate"
>
<span class="truncate text-white">{selectedSector}</span
>
<svg
class="-mr-1 ml-1 h-5 w-5 xs:ml-2 inline-block"
viewBox="0 0 20 20"
fill="currentColor"
style="max-width:40px"
aria-hidden="true"
>
<path
fill-rule="evenodd"
d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z"
clip-rule="evenodd"
></path>
</svg>
</Button>
</DropdownMenu.Trigger>
<DropdownMenu.Content
class="w-56 h-fit max-h-72 overflow-y-auto scroller"
>
<DropdownMenu.Label class="text-gray-400">
Select Sector
</DropdownMenu.Label>
<DropdownMenu.Separator />
<DropdownMenu.Group>
{#each sectorList as sector}
{#if sector === "Technology" || data?.user?.tier === "Pro"}
<DropdownMenu.Item
on:click={() => (selectedSector = sector)}
class="cursor-pointer hover:bg-primary"
>
{sector}
</DropdownMenu.Item>
{:else}
<DropdownMenu.Item
on:click={() => goto("/pricing")}
class="cursor-pointer hover:bg-primary"
>
{sector}
<svg
class="ml-1 size-4"
viewBox="0 0 20 20"
fill="currentColor"
style="max-width: 40px;"
>
<path
fill-rule="evenodd"
d="M5 9V7a5 5 0 0110 0v2a2 2 0 012 2v5a2 2 0 01-2 2H5a2 2 0 01-2-2v-5a2 2 0 012-2zm8-2v2H7V7a3 3 0 016 0z"
clip-rule="evenodd"
>
</path>
</svg>
</DropdownMenu.Item>
{/if}
{/each}
</DropdownMenu.Group>
</DropdownMenu.Content>
</DropdownMenu.Root>
</div>
</div>
<div class="text-white text-sm italic mt-5 mb-3">
Last Updated: {formatDate(
findLastNonNull(marketTideData, "time"),
)}
</div>
<div
class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-4 mb-6"
>
<div
class="bg-gray-800/30 rounded-lg p-4 sm:hover:bg-gray-800/40 transition-colors"
>
<div class="text-[#c3c6d0] text-sm mb-2 flex items-center">
<span>Volume</span>
<span class="ml-1 text-yellow-400"></span>
</div>
<div class="flex items-baseline">
<span class="text-2xl font-bold text-white">
{@html abbreviateNumberWithColor(
findLastNonNull(marketTideData, "net_volume"),
false,
true,
)}</span
>
</div>
</div>
<div
class="bg-gray-800/30 rounded-lg p-4 sm:hover:bg-gray-800/40 transition-colors"
>
<div class="text-[#c3c6d0] text-sm mb-2 flex items-center">
<span>Net Call Prem</span>
<span class="ml-1 text-green-500"></span>
</div>
<div class="flex items-baseline">
<span class="text-2xl font-bold text-white"
>{@html abbreviateNumberWithColor(
findLastNonNull(marketTideData, "net_call_premium"),
false,
true,
)}</span
>
</div>
</div>
<div
class="bg-gray-800/30 rounded-lg p-4 sm:hover:bg-gray-800/40 transition-colors"
>
<div class="text-[#c3c6d0] text-sm mb-2 flex items-center">
<span>Net Put Prem</span>
<span class="ml-1 text-red-400"></span>
</div>
<div class="flex items-baseline">
<span class="text-2xl font-bold text-white"
>{@html abbreviateNumberWithColor(
findLastNonNull(marketTideData, "net_put_premium"),
false,
true,
)}</span
>
</div>
</div>
</div>
<div class="pb-8 sm:pb-2 rounded border border-gray-600">
<div class="app w-full h-[300px] mt-5">
{#if isLoading}
<div class="flex justify-center items-center h-80">
<div class="relative">
<label
class="bg-secondary z-10 rounded-md h-14 w-14 flex justify-center items-center absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2"
>
<span
class="loading loading-spinner loading-md text-white"
></span>
</label>
</div>
</div>
{:else}
<Chart {init} options={optionsData} class="chart" />
{/if}
</div>
</div>
{/if}
<div class="w-full m-auto mt-10">
<div
class="flex flex-wrap sm:flex-row items-center sm:justify-between mb-4"
>
<div class="flex flex-row items-center">
<label
for="topPosNetPrem"
class="mr-1 cursor-pointer flex flex-row items-center text-white text-xl sm:text-2xl font-bold"
>
Top Stocks by Positive Net Prem
</label>
<InfoModal
title={"Top Stocks by Positive Net Prem"}
content={"This list showcases top stocks with a positive net premium, indicating bullish sentiment. Track price movements, analyze options activity, and uncover the stocks leading their sectors with detailed options data."}
id={"topPosNetPrem"}
/>
</div>
</div>
<div
class="w-full m-auto rounded-none sm:rounded-md mb-4 overflow-x-scroll"
>
<table
class="table table-sm table-compact no-scrollbar rounded-none sm:rounded-md text-white w-full bg-table border border-gray-800 m-auto"
>
<thead>
<TableHeader
columns={topColumns}
{sortOrders}
sortData={sortPosTickers}
/>
</thead>
<tbody>
{#each displayPosTickers as item, index}
<tr
class="sm:hover:bg-[#245073] border-b border-gray-800 sm:hover:bg-opacity-[0.2] odd:bg-odd {index +
1 ===
originalPosTickers?.length &&
data?.user?.tier !== 'Pro'
? 'opacity-[0.1]'
: ''}"
>
<td
class="text-start text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.rank}
</td>
<td
class="text-sm sm:text-[1rem] text-start whitespace-nowrap"
>
<HoverStockChart symbol={item?.symbol} />
</td>
<td
class="text-start text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.name?.length > 20
? item?.name?.slice(0, 20) + "..."
: item?.name}
</td>
<td
class="text-end text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.price}
</td>
<td
class="text-sm sm:text-[1rem] {item?.changesPercentage >=
0
? "text-[#00FC50] before:content-['+'] "
: 'text-[#FF2F1F]'} text-end"
>
{item?.changesPercentage}%
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_call_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_put_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{item?.iv_rank}
</td>
</tr>
{/each}
</tbody>
</table>
</div>
<div class="mb-3 mt-10">
<div class="flex flex-row items-center">
<label
for="topNegNetPrem"
class="mr-1 cursor-pointer flex flex-row items-center text-white text-xl sm:text-2xl font-bold"
>
Top Stocks by Negative Net Prem
</label>
<InfoModal
title={"Top Stocks by Negative Net Prem"}
content={"This list showcases top stocks with a negative net premium, indicating bullish sentiment. Track price movements, analyze options activity, and uncover the stocks leading their sectors with detailed options data."}
id={"topNegNetPrem"}
/>
</div>
</div>
<div
class="w-full m-auto rounded-none sm:rounded-md mb-4 overflow-x-scroll"
>
<table
class="table table-sm table-compact no-scrollbar rounded-none sm:rounded-md text-white w-full bg-table border border-gray-800 m-auto"
>
<thead>
<TableHeader
columns={topColumns}
{sortOrders}
sortData={sortNegTickers}
/>
</thead>
<tbody>
{#each displayNegTickers as item, index}
<tr
class="sm:hover:bg-[#245073] border-b border-gray-800 sm:hover:bg-opacity-[0.2] odd:bg-odd {index +
1 ===
originalNegTickers?.length &&
data?.user?.tier !== 'Pro'
? 'opacity-[0.1]'
: ''}"
>
<td
class="text-start text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.rank}
</td>
<td
class="text-sm sm:text-[1rem] text-start whitespace-nowrap"
>
<HoverStockChart symbol={item?.symbol} />
</td>
<td
class="text-start text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.name?.length > 20
? item?.name?.slice(0, 20) + "..."
: item?.name}
</td>
<td
class="text-end text-sm sm:text-[1rem] whitespace-nowrap text-white"
>
{item?.price}
</td>
<td
class="text-sm sm:text-[1rem] {item?.changesPercentage >=
0
? "text-[#00FC50] before:content-['+'] "
: 'text-[#FF2F1F]'} text-end"
>
{item?.changesPercentage}%
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_call_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{@html abbreviateNumberWithColor(
item?.net_put_premium,
false,
true,
)}
</td>
<td class="text-sm sm:text-[1rem] text-end">
{item?.iv_rank}
</td>
</tr>
{/each}
</tbody>
</table>
</div>
</div>
<UpgradeToPro {data} />
</div>
</main>
</div>
</div>
</div>
</section>
<style>
.app {
height: 600px;
max-width: 100%; /* Ensure chart width doesn't exceed the container */
}
@media (max-width: 640px) {
.app {
height: 510px;
}
}
.chart {
width: 100%;
}
</style>