07比較表がグループごとに畳まれる

<main class="stage">
  <div class="ca is-demo">
    <table class="ca__table">
      <thead>
        <tr class="ca__headrow">
          <th scope="col"><span class="ca__cap">機能</span></th>
          <th scope="col"><span class="ca__cap">スターター</span></th>
          <th scope="col"><span class="ca__cap ca__cap--hi">プロ</span></th>
        </tr>
      </thead>
      <tbody class="ca__group" id="ca-g1" data-g="a" data-open="1">
        <tr class="ca__grow">
          <th colspan="3" scope="colgroup" class="ca__gth">
            <button class="ca__btn" type="button" aria-expanded="true" aria-controls="ca-g1">
              <span class="ca__caret" aria-hidden="true"><svg viewBox="0 0 256 256" width="16" height="16"><g fill="currentColor"><path d="m208 96l-80 80l-80-80Z" opacity=".2"/><path d="M215.39 92.94A8 8 0 0 0 208 88H48a8 8 0 0 0-5.66 13.66l80 80a8 8 0 0 0 11.32 0l80-80a8 8 0 0 0 1.73-8.72M128 164.69L67.31 104h121.38Z"/></g></svg></span>
              <span class="ca__gname">基本機能</span>
            </button>
          </th>
        </tr>
        <tr class="ca__row">
          <th scope="row"><span class="ca__box"><span class="cell">保存容量</span></span></th>
          <td><span class="ca__box"><span class="cell">10GB</span></span></td>
          <td><span class="ca__box"><span class="cell cell--hi">1TB</span></span></td>
        </tr>
        <tr class="ca__row">
          <th scope="row"><span class="ca__box"><span class="cell">メンバー数</span></span></th>
          <td><span class="ca__box"><span class="cell">3人</span></span></td>
          <td><span class="ca__box"><span class="cell cell--hi">無制限</span></span></td>
        </tr>
      </tbody>
      <tbody class="ca__group" id="ca-g2" data-g="b" data-open="1">
        <tr class="ca__grow">
          <th colspan="3" scope="colgroup" class="ca__gth">
            <button class="ca__btn" type="button" aria-expanded="true" aria-controls="ca-g2">
              <span class="ca__caret" aria-hidden="true"><svg viewBox="0 0 256 256" width="16" height="16"><g fill="currentColor"><path d="m208 96l-80 80l-80-80Z" opacity=".2"/><path d="M215.39 92.94A8 8 0 0 0 208 88H48a8 8 0 0 0-5.66 13.66l80 80a8 8 0 0 0 11.32 0l80-80a8 8 0 0 0 1.73-8.72M128 164.69L67.31 104h121.38Z"/></g></svg></span>
              <span class="ca__gname">セキュリティ</span>
            </button>
          </th>
        </tr>
        <tr class="ca__row">
          <th scope="row"><span class="ca__box"><span class="cell">監査ログ</span></span></th>
          <td><span class="ca__box"><span class="cell">&#8212;</span></span></td>
          <td><span class="ca__box"><span class="cell cell--hi">&#10003;</span></span></td>
        </tr>
        <tr class="ca__row">
          <th scope="row"><span class="ca__box"><span class="cell">二要素ログイン</span></span></th>
          <td><span class="ca__box"><span class="cell">&#8212;</span></span></td>
          <td><span class="ca__box"><span class="cell cell--hi">&#10003;</span></span></td>
        </tr>
      </tbody>
    </table>
  </div>
</main>

@use "../../../../site/static/demo-tokens" as *;

$duration: $dur-base;
$easing: $ease-out;
$color: $subject-blue;

@include stage($stage-yellow);

.ca {
  box-sizing: border-box;
  width: min(420px, 88vw);
  border-radius: $r-card;
  overflow: hidden;
  background: $stage-paper;
  box-shadow: $shadow-raised;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  color: $subject-ink;
}

.ca__table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}
// 칸의 패딩은 0 이어야 한다 — 접힌 칸에 패딩이 남으면 행이 완전히 닫히지 않는다
.ca__table th,
.ca__table td {
  padding: 0;
  text-align: left;
  vertical-align: middle;
}

// ── 머리글 줄 ──
.ca__headrow th { background: $subject-ink; }
.ca__headrow th:nth-child(1) { width: 44%; }
.ca__headrow th:nth-child(2) { width: 28%; }
.ca__headrow th:nth-child(3) { width: 28%; }

.ca__cap {
  display: block;
  line-height: 26px;
  padding-left: $sp-3;
  padding-right: $sp-3;
  font-size: 11px;
  font-weight: 700;
  color: $subject-cream;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ca__cap--hi { color: $stage-yellow; }

// ── 묶음 제목 줄 (접히지 않는다) ──
.ca__gth { box-shadow: inset 0 1px 0 rgba(0, 0, 0, .1); }
.ca__btn {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: $sp-2;
  width: 100%;
  margin: 0;
  padding-top: $sp-1;
  padding-bottom: $sp-1;
  padding-left: $sp-3;
  padding-right: $sp-3;
  border: 0;
  border-radius: 0;
  background-color: rgba(0, 0, 0, .05);
  color: $subject-ink;
  font-family: inherit;
  font-size: 12px;
  line-height: 22px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}
.ca__btn:focus-visible { outline: 2px solid $color; outline-offset: -2px; }

.ca__caret {
  display: inline-flex;
  flex: 0 0 auto;
  color: $color;
  transition: transform $duration $easing;
}
.ca__caret svg { display: block; }
.ca__gname {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

// ── 접히는 칸 ──
// 높이를 재지 않는 접기: 칸 안쪽 상자가 grid 이고, 그 한 줄짜리 트랙이 1fr → 0fr 로 보간된다.
// .cell 은 min-height:0 이라 트랙이 0 이 되면 기여 높이도 0 이다 — 세로 패딩을 주면 그만큼 남으니 line-height 로만 높이를 만든다.
.ca__box {
  display: grid;
  grid-template-rows: 1fr;
  overflow: hidden;
  transition: grid-template-rows $duration $easing;
}
.ca__group[data-open="0"] .ca__box { grid-template-rows: 0fr; }
.ca__group[data-open="0"] .ca__caret { transform: rotate(-90deg); }

.cell {
  display: block;
  min-height: 0;
  line-height: 26px;
  padding-left: $sp-3;
  padding-right: $sp-3;
  font-size: 12px;
  font-weight: 500;
  color: $subject-ink;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, .08);
}
.ca__row th .cell { font-weight: 700; }
.cell--hi {
  color: $color;
  font-weight: 700;
}

// ── 자동 루프: 두 묶음이 번갈아 닫혔다 열린다. 88% 에 둘 다 열린 원상태로 돌아온다 ──
.ca.is-demo .ca__box {
  animation-duration: $dur-loop;
  animation-timing-function: $easing;
  animation-iteration-count: infinite;
}
.ca.is-demo .ca__caret {
  animation-duration: $dur-loop;
  animation-timing-function: $easing;
  animation-iteration-count: infinite;
}
.ca.is-demo .ca__group[data-g="a"] .ca__box { animation-name: ca-shut-a; }
.ca.is-demo .ca__group[data-g="b"] .ca__box { animation-name: ca-shut-b; }
.ca.is-demo .ca__group[data-g="a"] .ca__caret { animation-name: ca-caret-a; }
.ca.is-demo .ca__group[data-g="b"] .ca__caret { animation-name: ca-caret-b; }

@keyframes ca-shut-a {
  0%   { grid-template-rows: 1fr; }
  20%  { grid-template-rows: 0fr; }
  34%  { grid-template-rows: 0fr; }
  48%  { grid-template-rows: 1fr; }
  100% { grid-template-rows: 1fr; }
}
@keyframes ca-shut-b {
  0%   { grid-template-rows: 1fr; }
  48%  { grid-template-rows: 1fr; }
  66%  { grid-template-rows: 0fr; }
  76%  { grid-template-rows: 0fr; }
  88%  { grid-template-rows: 1fr; }
  100% { grid-template-rows: 1fr; }
}
@keyframes ca-caret-a {
  0%   { transform: rotate(0deg); }
  20%  { transform: rotate(-90deg); }
  34%  { transform: rotate(-90deg); }
  48%  { transform: rotate(0deg); }
  100% { transform: rotate(0deg); }
}
@keyframes ca-caret-b {
  0%   { transform: rotate(0deg); }
  48%  { transform: rotate(0deg); }
  66%  { transform: rotate(-90deg); }
  76%  { transform: rotate(-90deg); }
  88%  { transform: rotate(0deg); }
  100% { transform: rotate(0deg); }
}

@media (max-width: 340px) {
  .ca__cap {
    line-height: 20px;
    padding-left: $sp-2;
    padding-right: $sp-2;
    font-size: 10px;
  }
  .ca__btn {
    padding-top: 0;
    padding-bottom: 0;
    padding-left: $sp-2;
    padding-right: $sp-2;
    font-size: 11px;
    line-height: 18px;
  }
  .cell {
    line-height: 20px;
    padding-left: $sp-2;
    padding-right: $sp-2;
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ca.is-demo .ca__box,
  .ca.is-demo .ca__caret { animation: none !important; }
  .ca__box,
  .ca__caret { transition: none; }
  .ca.is-demo .ca__box { grid-template-rows: 1fr; }
}

html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.ca {
  box-sizing: border-box;
  width: min(420px, 88vw);
  border-radius: 16px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  color: #17141a;
}

.ca__table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.ca__table th,
.ca__table td {
  padding: 0;
  text-align: left;
  vertical-align: middle;
}

.ca__headrow th {
  background: #17141a;
}

.ca__headrow th:nth-child(1) {
  width: 44%;
}

.ca__headrow th:nth-child(2) {
  width: 28%;
}

.ca__headrow th:nth-child(3) {
  width: 28%;
}

.ca__cap {
  display: block;
  line-height: 26px;
  padding-left: 12px;
  padding-right: 12px;
  font-size: 11px;
  font-weight: 700;
  color: #fff7e6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ca__cap--hi {
  color: #ffd23f;
}

.ca__gth {
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.1);
}

.ca__btn {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin: 0;
  padding-top: 4px;
  padding-bottom: 4px;
  padding-left: 12px;
  padding-right: 12px;
  border: 0;
  border-radius: 0;
  background-color: rgba(0, 0, 0, 0.05);
  color: #17141a;
  font-family: inherit;
  font-size: 12px;
  line-height: 22px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.ca__btn:focus-visible {
  outline: 2px solid #2f6df6;
  outline-offset: -2px;
}

.ca__caret {
  display: inline-flex;
  flex: 0 0 auto;
  color: #2f6df6;
  transition: transform 300ms ease-out;
}

.ca__caret svg {
  display: block;
}

.ca__gname {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ca__box {
  display: grid;
  grid-template-rows: 1fr;
  overflow: hidden;
  transition: grid-template-rows 300ms ease-out;
}

.ca__group[data-open="0"] .ca__box {
  grid-template-rows: 0fr;
}

.ca__group[data-open="0"] .ca__caret {
  transform: rotate(-90deg);
}

.cell {
  display: block;
  min-height: 0;
  line-height: 26px;
  padding-left: 12px;
  padding-right: 12px;
  font-size: 12px;
  font-weight: 500;
  color: #17141a;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.08);
}

.ca__row th .cell {
  font-weight: 700;
}

.cell--hi {
  color: #2f6df6;
  font-weight: 700;
}

.ca.is-demo .ca__box {
  animation-duration: 2s;
  animation-timing-function: ease-out;
  animation-iteration-count: infinite;
}

.ca.is-demo .ca__caret {
  animation-duration: 2s;
  animation-timing-function: ease-out;
  animation-iteration-count: infinite;
}

.ca.is-demo .ca__group[data-g=a] .ca__box {
  animation-name: ca-shut-a;
}

.ca.is-demo .ca__group[data-g=b] .ca__box {
  animation-name: ca-shut-b;
}

.ca.is-demo .ca__group[data-g=a] .ca__caret {
  animation-name: ca-caret-a;
}

.ca.is-demo .ca__group[data-g=b] .ca__caret {
  animation-name: ca-caret-b;
}

@keyframes ca-shut-a {
  0% {
    grid-template-rows: 1fr;
  }
  20% {
    grid-template-rows: 0fr;
  }
  34% {
    grid-template-rows: 0fr;
  }
  48% {
    grid-template-rows: 1fr;
  }
  100% {
    grid-template-rows: 1fr;
  }
}
@keyframes ca-shut-b {
  0% {
    grid-template-rows: 1fr;
  }
  48% {
    grid-template-rows: 1fr;
  }
  66% {
    grid-template-rows: 0fr;
  }
  76% {
    grid-template-rows: 0fr;
  }
  88% {
    grid-template-rows: 1fr;
  }
  100% {
    grid-template-rows: 1fr;
  }
}
@keyframes ca-caret-a {
  0% {
    transform: rotate(0deg);
  }
  20% {
    transform: rotate(-90deg);
  }
  34% {
    transform: rotate(-90deg);
  }
  48% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@keyframes ca-caret-b {
  0% {
    transform: rotate(0deg);
  }
  48% {
    transform: rotate(0deg);
  }
  66% {
    transform: rotate(-90deg);
  }
  76% {
    transform: rotate(-90deg);
  }
  88% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@media (max-width: 340px) {
  .ca__cap {
    line-height: 20px;
    padding-left: 8px;
    padding-right: 8px;
    font-size: 10px;
  }
  .ca__btn {
    padding-top: 0;
    padding-bottom: 0;
    padding-left: 8px;
    padding-right: 8px;
    font-size: 11px;
    line-height: 18px;
  }
  .cell {
    line-height: 20px;
    padding-left: 8px;
    padding-right: 8px;
    font-size: 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .ca.is-demo .ca__box,
  .ca.is-demo .ca__caret {
    animation: none !important;
  }
  .ca__box,
  .ca__caret {
    transition: none;
  }
  .ca.is-demo .ca__box {
    grid-template-rows: 1fr;
  }
}

// 실제 동작: 묶음 제목 버튼이 aria-expanded 와 tbody 의 data-open 을 뒤집는다.
// 높이는 아무도 재지 않는다 — 칸 안쪽 상자의 grid-template-rows 가 1fr↔0fr 로 보간될 뿐이다.
var root = document.querySelector('.ca');
var btns = [].slice.call(document.querySelectorAll('.ca__btn'));
function toggle(btn) {
  root.classList.remove('is-demo');
  var open = btn.getAttribute('aria-expanded') === 'true';
  var group = document.getElementById(btn.getAttribute('aria-controls'));
  btn.setAttribute('aria-expanded', String(!open));
  group.setAttribute('data-open', open ? '0' : '1');
}
btns.forEach(function (b) {
  b.addEventListener('click', function () { toggle(b); });
});

import { useState } from "react";
import type { CSSProperties } from "react";
import styles from "./ComparisonAccordion.module.scss";

export type PlanRow = { name: string; starter: string; pro: string };
export type PlanGroup = { id: string; title: string; rows: PlanRow[] };
export type ComparisonAccordionProps = {
  columns?: [string, string, string];
  groups?: PlanGroup[];
  duration?: number;
  easing?: string;
  color?: string;
};

type Vars = CSSProperties & { "--duration"?: string; "--easing"?: string; "--color"?: string };

const CARET = (
  <g fill="currentColor">
    <path d="m208 96l-80 80l-80-80Z" opacity=".2" />
    <path d="M215.39 92.94A8 8 0 0 0 208 88H48a8 8 0 0 0-5.66 13.66l80 80a8 8 0 0 0 11.32 0l80-80a8 8 0 0 0 1.73-8.72M128 164.69L67.31 104h121.38Z" />
  </g>
);

const DEFAULT_GROUPS: PlanGroup[] = [
  {
    id: "ca-essentials",
    title: "Essentials",
    rows: [
      { name: "Storage", starter: "10GB", pro: "1TB" },
      { name: "Team size", starter: "3 people", pro: "Unlimited" },
    ],
  },
  {
    id: "ca-security",
    title: "Security",
    rows: [
      { name: "Audit log", starter: "—", pro: "✓" },
      { name: "Two-factor login", starter: "—", pro: "✓" },
    ],
  },
];

export default function ComparisonAccordion({
  columns = ["Feature", "Starter", "Pro"],
  groups = DEFAULT_GROUPS,
  duration = 300,
  easing = "ease-out",
  color = "#2f6df6",
}: ComparisonAccordionProps) {
  const [demo, setDemo] = useState(true);
  const [shut, setShut] = useState<Record<string, boolean>>({});
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };

  // 높이는 아무도 재지 않는다 — 칸 안쪽 상자의 grid-template-rows 가 1fr↔0fr 로 보간될 뿐이다
  function toggle(id: string) {
    setDemo(false);
    setShut((v) => ({ ...v, [id]: !v[id] }));
  }

  return (
    <div className={`${styles.ca} ${demo ? styles.isDemo : ""}`} style={vars}>
      <table className={styles.table}>
        <thead>
          <tr className={styles.headrow}>
            <th scope="col"><span className={styles.cap}>{columns[0]}</span></th>
            <th scope="col"><span className={styles.cap}>{columns[1]}</span></th>
            <th scope="col"><span className={`${styles.cap} ${styles.capHi}`}>{columns[2]}</span></th>
          </tr>
        </thead>
        {groups.map((g, gi) => (
          <tbody
            key={g.id}
            id={g.id}
            className={styles.group}
            data-g={gi === 0 ? "a" : "b"}
            data-open={shut[g.id] ? "0" : "1"}
          >
            <tr>
              <th colSpan={3} scope="colgroup" className={styles.gth}>
                <button
                  className={styles.btn}
                  type="button"
                  aria-expanded={!shut[g.id]}
                  aria-controls={g.id}
                  onClick={() => toggle(g.id)}
                >
                  <span className={styles.caret} aria-hidden="true">
                    <svg viewBox="0 0 256 256" width="16" height="16">{CARET}</svg>
                  </span>
                  <span className={styles.gname}>{g.title}</span>
                </button>
              </th>
            </tr>
            {g.rows.map((r) => (
              <tr key={r.name} className={styles.row}>
                <th scope="row"><span className={styles.box}><span className={styles.cell}>{r.name}</span></span></th>
                <td><span className={styles.box}><span className={styles.cell}>{r.starter}</span></span></td>
                <td><span className={styles.box}><span className={`${styles.cell} ${styles.cellHi}`}>{r.pro}</span></span></td>
              </tr>
            ))}
          </tbody>
        ))}
      </table>
    </div>
  );
}