01깊이 단계를 계산해 들여쓰기 폭을 정하는 대댓글 인덴트

<main class="stage">
<div class="cmt is-demo" id="cmtRoot">
  <ul class="cmt__list" role="list" id="cmtList">
    <li class="cmt__item" data-depth="0">
      <div class="cmt__row">
        <span class="cmt__avatar" aria-hidden="true"></span>
        <div class="cmt__body">
          <p class="cmt__meta"><strong class="cmt__name">그린라임</strong></p>
          <p class="cmt__text">이 배색 조합 정말 잘 어울리네요.</p>
          <button type="button" class="cmt__toggle" id="toggle1" aria-expanded="false" aria-controls="replies1">
            <svg class="cmt__toggleIcon" viewBox="0 0 256 256" aria-hidden="true"><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 class="cmt__toggleLabel">답글 2개</span>
          </button>
        </div>
      </div>
      <ul class="cmt__replies" role="list" id="replies1">
        <li class="cmt__item" data-depth="1">
          <span class="cmt__guide" aria-hidden="true"></span>
          <div class="cmt__row">
            <span class="cmt__avatar" aria-hidden="true"></span>
            <div class="cmt__body">
              <p class="cmt__meta"><strong class="cmt__name">파도소리</strong></p>
              <p class="cmt__text">저도 같은 생각이에요, 특히 여백이 좋아요.</p>
              <button type="button" class="cmt__toggle" id="toggle1a" aria-expanded="false" aria-controls="replies1a">
                <svg class="cmt__toggleIcon" viewBox="0 0 256 256" aria-hidden="true"><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 class="cmt__toggleLabel">답글 1개</span>
              </button>
            </div>
          </div>
          <ul class="cmt__replies" role="list" id="replies1a">
            <li class="cmt__item" data-depth="2">
              <span class="cmt__guide" aria-hidden="true"></span>
              <div class="cmt__row">
                <span class="cmt__avatar" aria-hidden="true"></span>
                <div class="cmt__body">
                  <p class="cmt__meta"><strong class="cmt__name">여름언덕</strong></p>
                  <p class="cmt__text">저는 간격을 조금 더 넓히고 싶던데요.</p>
                  <button type="button" class="cmt__toggle" id="toggle1a1" aria-expanded="false" aria-controls="replies1a1">
                    <svg class="cmt__toggleIcon" viewBox="0 0 256 256" aria-hidden="true"><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 class="cmt__toggleLabel">답글 1개</span>
                  </button>
                </div>
              </div>
              <ul class="cmt__replies" role="list" id="replies1a1">
                <li class="cmt__item" data-depth="3">
                  <span class="cmt__guide" aria-hidden="true"></span>
                  <div class="cmt__row">
                    <span class="cmt__avatar" aria-hidden="true"></span>
                    <div class="cmt__body">
                      <p class="cmt__meta"><strong class="cmt__name">그린라임</strong></p>
                      <p class="cmt__text">넓히는 것도 좋을 것 같아요, 다음에 반영할게요.</p>
                    </div>
                  </div>
                </li>
              </ul>
            </li>
          </ul>
        </li>
      </ul>
    </li>
    <li class="cmt__item" data-depth="0">
      <div class="cmt__row">
        <span class="cmt__avatar" aria-hidden="true"></span>
        <div class="cmt__body">
          <p class="cmt__meta"><strong class="cmt__name">민트페이지</strong></p>
          <p class="cmt__text">버튼 크기도 지금이 딱 좋아요.</p>
          <button type="button" class="cmt__toggle" id="toggle2" aria-expanded="false" aria-controls="replies2">
            <svg class="cmt__toggleIcon" viewBox="0 0 256 256" aria-hidden="true"><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 class="cmt__toggleLabel">답글 1개</span>
          </button>
        </div>
      </div>
      <ul class="cmt__replies" role="list" id="replies2">
        <li class="cmt__item" data-depth="1">
          <span class="cmt__guide" aria-hidden="true"></span>
          <div class="cmt__row">
            <span class="cmt__avatar" aria-hidden="true"></span>
            <div class="cmt__body">
              <p class="cmt__meta"><strong class="cmt__name">파도소리</strong></p>
              <p class="cmt__text">맞아요, 누르기 편해졌어요.</p>
            </div>
          </div>
        </li>
      </ul>
    </li>
  </ul>
  <p class="cmt__sr" id="cmtStatus" aria-live="polite"></p>
</div>
</main>

@use "../../../../site/static/demo-tokens" as *;
@include stage($stage-ink);

.cmt {
  position: relative;
  width: min(92vw, calc(160vh - 12.8vw));
  aspect-ratio: 480 / 300;
  margin: 0 auto;
  border-radius: $r-card;
  overflow: hidden;
  box-shadow: $shadow-raised;
  background: $tick-panel;
  padding: $sp-4;
  box-sizing: border-box;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
}

.cmt__list,
.cmt__replies {
  list-style: none;
  margin: 0;
  padding: 0;
}

.cmt__replies {
  margin-top: $sp-2;
}

.cmt__item {
  position: relative;
  margin-left: var(--depth-indent, 0px);
  padding-top: $sp-2;
}

.cmt__item[data-depth="0"] + .cmt__item[data-depth="0"] {
  margin-top: $sp-3;
  padding-top: $sp-3;
  border-top: 1px solid rgba(255, 255, 255, .08);
}

.cmt__guide {
  position: absolute;
  left: -12px;
  top: 2px;
  bottom: 2px;
  width: 2px;
  background: $subject-blue-light;
  border-radius: $r-xs;
  transform-origin: top;
  transform: scaleY(0);
}

.cmt__row {
  display: flex;
  align-items: flex-start;
  gap: $sp-2;
}

.cmt__avatar {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(160deg, $subject-mint, $subject-blue-light);
  margin-top: 4px;
}

.cmt__body {
  min-width: 0;
}

.cmt__meta {
  margin: 0 0 4px;
}

.cmt__name {
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
}

.cmt__text {
  margin: 0 0 4px;
  color: rgba(255, 255, 255, .86);
  font-size: 12.5px;
  line-height: 1.5;
}

.cmt__toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 0;
  background: transparent;
  color: $subject-blue-light;
  font-size: 11.5px;
  font-weight: 600;
  padding: $sp-1 $sp-2 $sp-1 0;
  cursor: pointer;
  border-radius: $r-xs;
}

.cmt__toggle:focus-visible {
  outline: 2px solid $subject-blue-light;
  outline-offset: 2px;
}

.cmt__toggleIcon {
  width: 12px;
  height: 12px;
  transition: transform $dur-quick $ease-out;
}

.cmt__toggle[aria-expanded="true"] .cmt__toggleIcon {
  transform: rotate(180deg);
}

.cmt__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (max-width: 340px) {
  .cmt { padding: $sp-3; }
  .cmt__text, .cmt__name { font-size: 11.5px; }
}

@media (prefers-reduced-motion: reduce) {
  .cmt__guide,
  .cmt__body,
  .cmt__toggleIcon {
    transition: none !important;
  }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.cmt {
  position: relative;
  width: min(92vw, 160vh - 12.8vw);
  aspect-ratio: 480/300;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  background: #231f28;
  padding: 16px;
  box-sizing: border-box;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
}

.cmt__list,
.cmt__replies {
  list-style: none;
  margin: 0;
  padding: 0;
}

.cmt__replies {
  margin-top: 8px;
}

.cmt__item {
  position: relative;
  margin-left: var(--depth-indent, 0px);
  padding-top: 8px;
}

.cmt__item[data-depth="0"] + .cmt__item[data-depth="0"] {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.cmt__guide {
  position: absolute;
  left: -12px;
  top: 2px;
  bottom: 2px;
  width: 2px;
  background: #5b8cf8;
  border-radius: 4px;
  transform-origin: top;
  transform: scaleY(0);
}

.cmt__row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.cmt__avatar {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(160deg, #4cd4a6, #5b8cf8);
  margin-top: 2px;
}

.cmt__body {
  min-width: 0;
}

.cmt__meta {
  margin: 0 0 2px;
}

.cmt__name {
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
}

.cmt__text {
  margin: 0 0 4px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 12.5px;
  line-height: 1.5;
}

.cmt__toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 0;
  background: transparent;
  color: #5b8cf8;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 8px 4px 0;
  cursor: pointer;
  border-radius: 4px;
}

.cmt__toggle:focus-visible {
  outline: 2px solid #5b8cf8;
  outline-offset: 2px;
}

.cmt__toggleIcon {
  width: 12px;
  height: 12px;
  transition: transform 220ms ease-out;
}

.cmt__toggle[aria-expanded=true] .cmt__toggleIcon {
  transform: rotate(180deg);
}

.cmt__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (max-width: 340px) {
  .cmt {
    padding: 12px;
  }
  .cmt__text, .cmt__name {
    font-size: 11.5px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .cmt__guide,
  .cmt__body,
  .cmt__toggleIcon {
    transition: none !important;
  }
}

(function () {
  // 기법: 각 항목의 data-depth 값을 REPLY_INDENT_STEP_PX 와 곱해 들여쓰기 폭을 계산해
  // CSS 변수로 꽂는다(레이아웃은 고정, 애니메이션 대상 아님). 펼침 애니메이션은 세로 안내선의
  // scaleY 와 답글 내용의 opacity/translateY 두 가지 transform·opacity 속성만 움직인다.
  var REPLY_INDENT_STEP_PX = 24;

  var root = document.getElementById('cmtRoot');
  var list = document.getElementById('cmtList');
  var status = document.getElementById('cmtStatus');

  var items = list.querySelectorAll('.cmt__item[data-depth]');
  for (var i = 0; i < items.length; i += 1) {
    var depth = parseInt(items[i].getAttribute('data-depth'), 10) || 0;
    items[i].style.setProperty('--depth-indent', (depth * REPLY_INDENT_STEP_PX) + 'px');
  }

  var reduce = window.matchMedia('(prefers-reduced-motion: reduce)').matches;
  if (reduce) root.classList.remove('is-demo');

  function groupParts(ulId) {
    var ul = document.getElementById(ulId);
    var kids = ul.querySelectorAll(':scope > .cmt__item');
    var guides = [];
    var bodies = [];
    for (var i = 0; i < kids.length; i += 1) {
      var g = kids[i].querySelector(':scope > .cmt__guide');
      var b = kids[i].querySelector(':scope > .cmt__row .cmt__body');
      if (g) guides.push(g);
      if (b) bodies.push(b);
    }
    return { ul: ul, guides: guides, bodies: bodies };
  }

  function openGroup(ulId, toggleId, delayMs, durMs) {
    var parts = groupParts(ulId);
    var toggle = document.getElementById(toggleId);
    if (toggle) toggle.setAttribute('aria-expanded', 'true');
    if (reduce) {
      parts.ul.style.setProperty('--reveal', '1');
      for (var i = 0; i < parts.guides.length; i += 1) parts.guides[i].style.transform = 'scaleY(1)';
      for (var j = 0; j < parts.bodies.length; j += 1) { parts.bodies[j].style.opacity = '1'; parts.bodies[j].style.transform = 'translateY(0)'; }
      return;
    }
    for (var gi = 0; gi < parts.guides.length; gi += 1) {
      parts.guides[gi].animate(
        [{ transform: 'scaleY(0)' }, { transform: 'scaleY(1)' }],
        { duration: durMs, delay: delayMs, easing: 'cubic-bezier(.2,.7,.2,1)', fill: 'forwards' }
      );
    }
    for (var bi = 0; bi < parts.bodies.length; bi += 1) {
      parts.bodies[bi].animate(
        [{ opacity: 0, transform: 'translateY(6px)' }, { opacity: 1, transform: 'translateY(0)' }],
        { duration: durMs, delay: delayMs + 60, easing: 'ease-out', fill: 'forwards' }
      );
    }
  }

  function closeGroupInstant(ulId, toggleId) {
    var parts = groupParts(ulId);
    var toggle = document.getElementById(toggleId);
    if (toggle) toggle.setAttribute('aria-expanded', 'false');
    for (var i = 0; i < parts.guides.length; i += 1) parts.guides[i].style.transform = 'scaleY(0)';
    for (var j = 0; j < parts.bodies.length; j += 1) { parts.bodies[j].style.opacity = '0'; parts.bodies[j].style.transform = 'translateY(6px)'; }
  }

  closeGroupInstant('replies1', 'toggle1');
  closeGroupInstant('replies1a', 'toggle1a');
  closeGroupInstant('replies1a1', 'toggle1a1');
  closeGroupInstant('replies2', 'toggle2');

  function playSequence() {
    closeGroupInstant('replies1', 'toggle1');
    closeGroupInstant('replies1a', 'toggle1a');
    closeGroupInstant('replies1a1', 'toggle1a1');
    closeGroupInstant('replies2', 'toggle2');
    openGroup('replies1', 'toggle1', 200, 460);
    openGroup('replies2', 'toggle2', 200, 460);
    openGroup('replies1a', 'toggle1a', 560, 460);
    openGroup('replies1a1', 'toggle1a1', 920, 460);
    status.textContent = '깊이 3단계까지 답글이 펼쳐졌습니다.';
  }

  function bindToggle(toggleId, ulId) {
    var toggle = document.getElementById(toggleId);
    toggle.addEventListener('click', function () {
      root.classList.remove('is-demo');
      var open = toggle.getAttribute('aria-expanded') === 'true';
      if (open) {
        closeGroupInstant(ulId, toggleId);
      } else {
        openGroup(ulId, toggleId, 0, reduce ? 0 : 260);
      }
    });
    toggle.addEventListener('keydown', function (e) {
      if (e.key === 'Enter' || e.key === ' ') {
        e.preventDefault();
        toggle.click();
      }
    });
  }
  bindToggle('toggle1', 'replies1');
  bindToggle('toggle1a', 'replies1a');
  bindToggle('toggle1a1', 'replies1a1');
  bindToggle('toggle2', 'replies2');

  if (reduce) {
    openGroup('replies1', 'toggle1', 0, 0);
    openGroup('replies2', 'toggle2', 0, 0);
    openGroup('replies1a', 'toggle1a', 0, 0);
    openGroup('replies1a1', 'toggle1a1', 0, 0);
  } else {
    playSequence();
    window.setInterval(function () {
      if (!root.classList.contains('is-demo')) return;
      playSequence();
    }, 2400);
  }
})();

import { useEffect, useRef } from "react";
import styles from "./CommentThreadReplyIndentDepth.module.scss";

const REPLY_INDENT_STEP_PX = 24;

const CARET_PATH = (
  <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>
);

type GroupRefs = { ul: HTMLUListElement | null; toggle: HTMLButtonElement | null };

export default function CommentThreadReplyIndentDepth() {
  const rootRef = useRef<HTMLDivElement>(null);
  const statusRef = useRef<HTMLParagraphElement>(null);
  const g1 = useRef<HTMLUListElement>(null);
  const g1a = useRef<HTMLUListElement>(null);
  const g1a1 = useRef<HTMLUListElement>(null);
  const g2 = useRef<HTMLUListElement>(null);
  const t1 = useRef<HTMLButtonElement>(null);
  const t1a = useRef<HTMLButtonElement>(null);
  const t1a1 = useRef<HTMLButtonElement>(null);
  const t2 = useRef<HTMLButtonElement>(null);

  useEffect(() => {
    const root = rootRef.current;
    const status = statusRef.current;
    if (!root || !status) return;

    const items = root.querySelectorAll<HTMLElement>("[data-depth]");
    items.forEach((el) => {
      const depth = parseInt(el.getAttribute("data-depth") || "0", 10) || 0;
      el.style.setProperty("--depth-indent", `${depth * REPLY_INDENT_STEP_PX}px`);
    });

    const reduce = window.matchMedia("(prefers-reduced-motion: reduce)").matches;
    if (reduce) root.classList.remove("is-demo");

    function parts(group: GroupRefs) {
      const ul = group.ul;
      const guides: HTMLElement[] = [];
      const bodies: HTMLElement[] = [];
      if (ul) {
        ul.querySelectorAll<HTMLElement>(":scope > li").forEach((li) => {
          const guide = li.querySelector<HTMLElement>(":scope > .guide");
          const body = li.querySelector<HTMLElement>(":scope > .row .body");
          if (guide) guides.push(guide);
          if (body) bodies.push(body);
        });
      }
      return { guides, bodies };
    }

    function closeInstant(group: GroupRefs) {
      const { guides, bodies } = parts(group);
      if (group.toggle) group.toggle.setAttribute("aria-expanded", "false");
      guides.forEach((g) => { g.style.transform = "scaleY(0)"; });
      bodies.forEach((b) => { b.style.opacity = "0"; b.style.transform = "translateY(6px)"; });
    }

    function open(group: GroupRefs, delayMs: number, durMs: number) {
      const { guides, bodies } = parts(group);
      if (group.toggle) group.toggle.setAttribute("aria-expanded", "true");
      if (reduce) {
        guides.forEach((g) => { g.style.transform = "scaleY(1)"; });
        bodies.forEach((b) => { b.style.opacity = "1"; b.style.transform = "translateY(0)"; });
        return;
      }
      guides.forEach((g) => {
        g.animate(
          [{ transform: "scaleY(0)" }, { transform: "scaleY(1)" }],
          { duration: durMs, delay: delayMs, easing: "cubic-bezier(.2,.7,.2,1)", fill: "forwards" }
        );
      });
      bodies.forEach((b) => {
        b.animate(
          [{ opacity: 0, transform: "translateY(6px)" }, { opacity: 1, transform: "translateY(0)" }],
          { duration: durMs, delay: delayMs + 60, easing: "ease-out", fill: "forwards" }
        );
      });
    }

    const groups: Record<string, GroupRefs> = {
      replies1: { ul: g1.current, toggle: t1.current },
      replies1a: { ul: g1a.current, toggle: t1a.current },
      replies1a1: { ul: g1a1.current, toggle: t1a1.current },
      replies2: { ul: g2.current, toggle: t2.current }
    };

    function playSequence() {
      Object.values(groups).forEach(closeInstant);
      open(groups.replies1, 200, 460);
      open(groups.replies2, 200, 460);
      open(groups.replies1a, 560, 460);
      open(groups.replies1a1, 920, 460);
      if (status) status.textContent = "깊이 3단계까지 답글이 펼쳐졌습니다.";
    }

    function bind(group: GroupRefs, key: string) {
      const toggle = group.toggle;
      if (!toggle) return;
      const onActivate = () => {
        if (!root) return;
        root.classList.remove("is-demo");
        const isOpen = toggle.getAttribute("aria-expanded") === "true";
        if (isOpen) closeInstant(group);
        else open(group, 0, reduce ? 0 : 260);
      };
      toggle.addEventListener("click", onActivate);
      toggle.addEventListener("keydown", (e) => {
        if (e.key === "Enter" || e.key === " ") { e.preventDefault(); onActivate(); }
      });
    }
    Object.entries(groups).forEach(([key, g]) => bind(g, key));

    let timer: number | undefined;
    if (reduce) {
      Object.values(groups).forEach((g) => open(g, 0, 0));
    } else {
      playSequence();
      timer = window.setInterval(() => {
        if (!root.classList.contains("is-demo")) return;
        playSequence();
      }, 2400);
    }

    return () => { if (timer) window.clearInterval(timer); };
  }, []);

  return (
    <main className={styles.stage}>
      <div className={`${styles.cmt} is-demo`} ref={rootRef}>
        <ul className={styles.cmt__list} role="list">
          <li className={styles.cmt__item} data-depth="0">
            <div className={`row ${styles.cmt__row}`}>
              <span className={styles.cmt__avatar} aria-hidden="true" />
              <div className={`body ${styles.cmt__body}`}>
                <p className={styles.cmt__meta}><strong className={styles.cmt__name}>그린라임</strong></p>
                <p className={styles.cmt__text}>이 배색 조합 정말 잘 어울리네요.</p>
                <button type="button" className={styles.cmt__toggle} ref={t1} aria-expanded="false" aria-controls="replies1">
                  <svg className={styles.cmt__toggleIcon} viewBox="0 0 256 256" aria-hidden="true">{CARET_PATH}</svg>
                  <span>답글 2개</span>
                </button>
              </div>
            </div>
            <ul className={styles.cmt__replies} role="list" id="replies1" ref={g1}>
              <li className={styles.cmt__item} data-depth="1">
                <span className={`guide ${styles.cmt__guide}`} aria-hidden="true" />
                <div className={`row ${styles.cmt__row}`}>
                  <span className={styles.cmt__avatar} aria-hidden="true" />
                  <div className={`body ${styles.cmt__body}`}>
                    <p className={styles.cmt__meta}><strong className={styles.cmt__name}>파도소리</strong></p>
                    <p className={styles.cmt__text}>저도 같은 생각이에요, 특히 여백이 좋아요.</p>
                    <button type="button" className={styles.cmt__toggle} ref={t1a} aria-expanded="false" aria-controls="replies1a">
                      <svg className={styles.cmt__toggleIcon} viewBox="0 0 256 256" aria-hidden="true">{CARET_PATH}</svg>
                      <span>답글 1개</span>
                    </button>
                  </div>
                </div>
                <ul className={styles.cmt__replies} role="list" id="replies1a" ref={g1a}>
                  <li className={styles.cmt__item} data-depth="2">
                    <span className={`guide ${styles.cmt__guide}`} aria-hidden="true" />
                    <div className={`row ${styles.cmt__row}`}>
                      <span className={styles.cmt__avatar} aria-hidden="true" />
                      <div className={`body ${styles.cmt__body}`}>
                        <p className={styles.cmt__meta}><strong className={styles.cmt__name}>여름언덕</strong></p>
                        <p className={styles.cmt__text}>저는 간격을 조금 더 넓히고 싶던데요.</p>
                        <button type="button" className={styles.cmt__toggle} ref={t1a1} aria-expanded="false" aria-controls="replies1a1">
                          <svg className={styles.cmt__toggleIcon} viewBox="0 0 256 256" aria-hidden="true">{CARET_PATH}</svg>
                          <span>답글 1개</span>
                        </button>
                      </div>
                    </div>
                    <ul className={styles.cmt__replies} role="list" id="replies1a1" ref={g1a1}>
                      <li className={styles.cmt__item} data-depth="3">
                        <span className={`guide ${styles.cmt__guide}`} aria-hidden="true" />
                        <div className={`row ${styles.cmt__row}`}>
                          <span className={styles.cmt__avatar} aria-hidden="true" />
                          <div className={`body ${styles.cmt__body}`}>
                            <p className={styles.cmt__meta}><strong className={styles.cmt__name}>그린라임</strong></p>
                            <p className={styles.cmt__text}>넓히는 것도 좋을 것 같아요, 다음에 반영할게요.</p>
                          </div>
                        </div>
                      </li>
                    </ul>
                  </li>
                </ul>
              </li>
            </ul>
          </li>
          <li className={styles.cmt__item} data-depth="0">
            <div className={`row ${styles.cmt__row}`}>
              <span className={styles.cmt__avatar} aria-hidden="true" />
              <div className={`body ${styles.cmt__body}`}>
                <p className={styles.cmt__meta}><strong className={styles.cmt__name}>민트페이지</strong></p>
                <p className={styles.cmt__text}>버튼 크기도 지금이 딱 좋아요.</p>
                <button type="button" className={styles.cmt__toggle} ref={t2} aria-expanded="false" aria-controls="replies2">
                  <svg className={styles.cmt__toggleIcon} viewBox="0 0 256 256" aria-hidden="true">{CARET_PATH}</svg>
                  <span>답글 1개</span>
                </button>
              </div>
            </div>
            <ul className={styles.cmt__replies} role="list" id="replies2" ref={g2}>
              <li className={styles.cmt__item} data-depth="1">
                <span className={`guide ${styles.cmt__guide}`} aria-hidden="true" />
                <div className={`row ${styles.cmt__row}`}>
                  <span className={styles.cmt__avatar} aria-hidden="true" />
                  <div className={`body ${styles.cmt__body}`}>
                    <p className={styles.cmt__meta}><strong className={styles.cmt__name}>파도소리</strong></p>
                    <p className={styles.cmt__text}>맞아요, 누르기 편해졌어요.</p>
                  </div>
                </div>
              </li>
            </ul>
          </li>
        </ul>
        <p className={styles.cmt__sr} ref={statusRef} aria-live="polite" />
      </div>
    </main>
  );
}