@charset "UTF-8";
/* ============================================================================
   config.scss  —  똑똑수학 공통 디자인 토큰 (Single Source of Truth)
   ----------------------------------------------------------------------------
   · 색상 / 버튼 치수 / 폰트 / breakpoint 등 "여러 파일에서 공통으로 쓰이는 값"을
     이 파일 한 곳에서만 정의합니다.
   · 각 scss 파일 최상단에서  @import 'config';  로 불러와 사용합니다.
   ※ 색상 토큰 접두사는 $c- 로 통일 (각 파일의 로컬 변수명과 충돌 방지)
   ============================================================================ */
/* ── 브랜드 · 퍼플 (2025 기존) ──────────────────────────────────────────── */
/* ── 브랜드 · 인디고 (버튼/포인트) ──────────────────────────────────────── */
/* ── 브랜드 · 바이올렛 (2026 리뉴얼 메인) ───────────────────────────────── */
/* ── 브랜드 · 보라 틴트(보조) ───────────────────────────────────────────── */
/* ── 액센트 ────────────────────────────────────────────────────────────── */
/* ── gray ────────────────────────────────────────────────────────────── */
/* ── 버튼 치수 · 폰트 토큰 ─────────────────────────────────────────────── */
/* ── 공통 믹스인 ───────────────────────────────────────────────────────── */
/* ── 반응형 breakpoint (신규 작업용 표준값) ────────────────────────────────
   ※ 기존 미디어쿼리는 값이 제각각(1200/1440/770/768/500/640…)이라 자동 치환하지
      않았습니다. 앞으로 새로 작성하는 반응형은 아래 믹스인 사용을 권장합니다.
      예)  @include respond-to($bp-sm) { ... }   또는   @include respond-to(600px) { ... }
   ------------------------------------------------------------------------- */
/* 공통 토큰 로드 */
/* 서브(게시판) -----------------------------------------------------------------------------------------------*/
/*게시판 공지사항*/
.txt_list_count {
  display: block;
  margin-bottom: 5px;
  color: #666;
}
.txt_list_count i {
  color: #ff6c00;
  font-style: normal;
  font-weight: bold;
  margin: 0 3px;
}

.tbl_notice {
  width: 100%;
  border-top: 2px solid #5743cb;
  border-bottom: 1px solid #958ebf;
  text-align: center;
}
.tbl_notice th {
  font-size: 18px;
  background: #eef1fe;
  color: #4d399c;
  font-weight: 500;
  border-bottom: 1px solid #b4bad6;
  padding: 14px 0;
}
.tbl_notice th:first-child {
  min-width: 50px;
}
.tbl_notice th { /*20260706 게시판 번호타이틀 줄바꿈방지*/ }
.tbl_notice td {
  padding: 12px 5px;
  border-bottom: 1px solid #ddd;
  color: #666;
  text-align: center;
}
.tbl_notice td.title {
  text-align: left;
}
.tbl_notice td.title a {
  word-break: break-all;
  display: block;
  font-size: 16px;
  line-height: 1.3;
}
.tbl_notice td.title { /*20260706 line-height수정보완*/ }
.tbl_notice td.title .icon_file {
  display: inline-block;
  margin-left: 10px;
}
.tbl_notice td a:hover {
  color: #0081d8;
  text-decoration: underline;
}
.tbl_notice td.td_ac button {
  margin: 0 auto;
}
.tbl_notice .mob_th, .tbl_notice .mob_state {
  display: none;
}
.tbl_notice .state {
  display: inline-block;
  font-size: 14px;
  min-width: 50px;
  height: 26px;
  line-height: 28px;
  border-radius: 30px;
  background-color: #5743cb;
  color: #fff;
}

.tbl_notice th:first-child, .tbl_list td:first-child {
  border-left: none;
}

/* 자주묻는질문 탭 */
/*
.tab_faq{width: 100%; display: flex; flex-flow: row wrap; color: #333;margin: 10px 0 32px;}
.tab_faq li{width:calc(100% /9)}
.tab_faq li a{padding:10px 0; height: 60px; padding-bottom: 6px; display: flex; flex-flow: row nowrap; justify-content: center; align-items: center; border: 1px solid #ddd; border-right: 0; transition: .2s; font-size: 18px; word-break: keep-all; text-align: center}
.tab_faq li:last-of-type a{border-right: 1px solid #ddd}
.tab_faq li a.on{background: $c-indigo; border: 1px solid $c-indigo; color: #fff}
*/
.tab_faq {
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
  color: #333;
  margin: 10px 0 32px;
  border-top: 1px solid #ddd;
}
.tab_faq li {
  border: 1px solid #ddd;
  border-right: 0;
  border-top: 0;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.tab_faq li a {
  padding: 10px 0;
  height: 60px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-transition: 0.2s;
  transition: 0.2s;
  font-size: 18px;
  word-break: keep-all;
  text-align: center;
}
.tab_faq li a.on {
  background: #5743cb;
  color: #fff;
}
.tab_faq li:nth-child(4n+4) {
  border-right: 1px solid #ddd;
}
.tab_faq li:last-of-type {
  border-right: 1px solid #ddd;
}
.tab_faq li:last-of-type:nth-child(4n+4) {
  width: 25%;
}
.tab_faq.data {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
}
.tab_faq.data li {
  width: 50%;
}

/* 자주묻는질문 리스트 */
.faq_list {
  width: 100%;
  border-top: 2px solid #5743cb;
}
.faq_list li dl dt {
  border-bottom: 1px solid #d5d5d5;
  padding: 20px 10px;
}
.faq_list li dl dt a {
  position: relative;
  display: block;
  padding: 0 40px 0 50px;
  font-size: 18px;
  color: #222;
  line-height: 34px;
}
.faq_list li dl dt a span {
  color: #5743cb;
}
.faq_list li dl dt a:after {
  content: "";
  position: absolute;
  right: 15px;
  top: 10px;
  width: 19px;
  height: 20px;
  background: url(/resources/toctocmath/userImages/sub/icon_faq_list-9b2088a9a3c4cf16eff91dad25357632.png) no-repeat left top;
}
.faq_list li dl dt a.active:after {
  background-image: url(/resources/toctocmath/userImages/sub/icon_faq_list_on-3183f792b4d3f0b7a990f94fd2cd2084.png);
}
.faq_list li dl .icon {
  position: absolute;
  left: 0px;
  top: 0px;
  display: inline-block;
  width: 34px;
  height: 34px;
  font-size: 18px;
  line-height: 34px;
  text-align: center;
  color: #fff;
  background: #5743cb;
  border-radius: 5px;
}
.faq_list li dl dd {
  display: none;
  position: relative;
  padding: 18px 10px;
  font-size: 18px;
  line-height: 28px;
  color: #666;
  border-bottom: 1px solid #d5d5d5;
  background: #f5f5f5;
}
.faq_list li dl dd p {
  display: inline-block;
  padding: 0 40px 0 50px;
  font-size: 18px;
  line-height: 30px;
  color: #666;
}
.faq_list li dl dd .icon {
  top: 17px;
  left: 10px;
  background: #666;
}
/* 본문 이미지 반응형: 본문은 summernote(관리자 등록화면) 가 만든 HTML 을 그대로 출력하므로
   이미지 폭이 px 로 고정된 글, 아예 없는 글, % 인 글이 섞여 있다. 컨테이너 폭으로 제한한다.
   CSS max-width 가 인라인 width 를 이기므로 이미 등록된 글에도 소급 적용된다. */
.faq_list li dl dd p img{max-width: 100%;height: auto;}

/* 상세페이지 */
.detail_content {
  border-top: 2px solid #5743cb;
  border-bottom: 1px solid #e5e5e5;
}
.detail_content .title_box {
  padding: 15px 35px 22px;
  background-color: #eef1fe;
  border-bottom: 1px solid #e5e5e5;
}
.detail_content .title_box .title {
  color: #4d399c;
  font-size: 18px;
  line-height: 30px;
}
.detail_content .title_box ul {
  margin-top: 6px;
}
.detail_content .title_box ul li {
  position: relative;
  display: inline-block;
  margin-right: 10px;
  font-weight: 500;
  color: #333;
}
.detail_content .title_box ul li::after {
  content: "";
  display: inline-block;
  width: 1px;
  height: 10px;
  background-color: #958ebf;
  margin-left: 15px;
}
.detail_content .title_box ul li:last-of-type::after {
  display: none;
}
.detail_content .file_box {
  padding: 15px 35px 16px;
  border-bottom: 1px solid #e5e5e5;
}
.detail_content .file_box a {
  display: block;
  padding-left: 25px;
  background: url(/resources/toctocmath/userImages/sub/icon_file-d890b31d82aa8fa3d271d5e2f7296b18.gif) left 0 top 2px no-repeat;
  color: #333;
  line-height: 1.6;
}
.detail_content .file_box a:hover {
  text-decoration: underline;
  color: #4d399c;
}
.detail_content .con {
  padding: 32px 35px;
  font-size: 16px;
  line-height: 1.6;
  color: #666;
}
/* 본문 이미지 반응형: 본문은 summernote(관리자 등록화면) 가 만든 HTML 을 그대로 출력하므로
   이미지 폭이 px 로 고정된 글, 아예 없는 글, % 인 글이 섞여 있다. 컨테이너 폭으로 제한한다.
   CSS max-width 가 인라인 width 를 이기므로 이미 등록된 글에도 소급 적용된다. */
.detail_content .con img{max-width: 100%;height: auto;}

.minw60 {
  min-width: 60px;
}

/*  에러페이지 */
.error_wrap {
  width: 100%;
  height: auto;
  padding: 30px 50px 150px;
  background-color: #eef1fe;
}
.error_wrap h1 {
  width: 305px;
}
.error_wrap .warning_l {
  display: block;
  margin: 50px auto 50px;
}
.error_wrap h2 {
  display: block;
  margin: 0 auto;
  text-align: center;
  font-size: 40px;
  color: #333;
  line-height: 1.4;
}
.error_wrap h2 i {
  font-style: normal;
  color: #4d399c;
}
.error_wrap .txt {
  display: block;
  margin: 0 auto;
  text-align: center;
  margin-top: 20px;
  line-height: 1.6;
  font-size: 18px;
}

/* 학급관리 */
.class_member2 > div > div {
  padding: 20px;
}

.class_search {
  width: 100%;
  margin-bottom: 20px;
  padding: 0 10px 15px;
  border-bottom: 1px solid #e5e5e5;
}
.class_search ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 5px; /* 20260630 wrap 추가 */
}
.class_search ul li {
  margin-right: 16px;
}
.class_search ul li:last-of-type {
  margin-right: 0px;
}
.class_search ul li label {
  margin-right: 10px;
  position: relative;
  padding-left: 10px;
}
.class_search ul li label::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  display: inline-block;
  width: 4px;
  height: 4px;
  background-color: #4d399c;
  border-radius: 10px;
  margin-right: 5px;
}
.class_search ul li {
  /* 20260630 txtbtn_wrap 버튼정렬 값추가 */
}
.class_search ul li.txtbtn_wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 5px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.class_search ul li.txtbtn_wrap button {
  height: 44px;
}

.scroll_box {
  width: 100%;
  min-height: 300px;
  overflow: auto;
  border: 1px solid #e5e5e5;
  border-top: 2px solid #5743cb;
  border-bottom: 1px solid #958ebf;
}
.scroll_box::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
.scroll_box::-webkit-scrollbar-thumb {
  height: 30%; /* 스크롤바의 길이 */
  background: #5743cb; /* 스크롤바의 색상 */
  border-radius: 20px;
}
.scroll_box::-webkit-scrollbar-track {
  background: #e5e5e5; /*스크롤바 뒷 배경 색상*/
}
.scroll_box table {
  width: 100%;
  text-align: center;
}
.scroll_box table th {
  font-size: 18px;
  background: #eef1fe;
  color: #4d399c;
  font-weight: normal;
  border-left: 1px solid #b4bad6;
  border-bottom: 1px solid #b4bad6;
  line-height: 17px;
  padding: 3px 5px;
  height: 50px;
}
.scroll_box table th:first-of-type {
  border-left: 0;
}
.scroll_box table td {
  line-height: 16px;
  padding: 7px 10px 5px 10px;
  height: 40px;
  border-left: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  color: #666;
}
.scroll_box table td:first-of-type {
  border-left: 0;
}
.scroll_box table td a {
  text-decoration: underline;
  color: #0081d8;
}
.scroll_box table td button {
  margin: 0 auto;
  padding: 2px 10px;
}
.scroll_box table td { /* 20260630 대표학급 버튼정렬 값추가 */ }

/* td .profile_img{display: flex;align-items: center;width: 50px;height: 50px;border-radius: 100px;border: 1px solid #e5e5e5;overflow: hidden;} */
/* td .profile_img img{width: 100%} */
td .profile1 {
  -webkit-box-sizing: border-box !important;
          box-sizing: border-box !important;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 50px;
  height: 50px;
}

td .profile_img {
  -webkit-box-sizing: border-box !important;
          box-sizing: border-box !important;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid #ddd;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 5px;
  position: relative;
}
td .profile_img img {
  max-width: 102%;
  max-height: 100%;
}

/* 학습지원센터 */
.support_box {
  width: 100%;
  border-radius: 10px;
  padding: 35px 45px;
  background-color: #eaeeff;
  margin-bottom: 20px;
}
.support_box.topbox {
  min-height: 200px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column wrap;
          flex-flow: column wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  background: url(/resources/toctocmath/userImages/sub/support_top_img-153bf356ec19e5c746e8c24196c54e5f.png) #5743cb no-repeat right 20px top 50%;
  background-size: contain;
}
.support_box.topbox h2 {
  font-size: 28px;
  color: #fff;
}
.support_box.topbox p {
  font-size: 16px;
  color: #fff;
  width: 50%;
  line-height: 30px;
  opacity: 0.9;
  font-weight: 500;
  padding-left: 0;
}
.support_box.topbox p::before {
  display: none;
}
.support_box.lastbox {
  background-color: transparent;
}
.support_box h3 {
  font-size: 24px;
  height: auto;
  font-weight: bold;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin-bottom: 30px;
  color: #4d399c;
  padding-left: 35px;
  background-repeat: no-repeat;
  background-position: left 0 top 3px;
  background-size: 24px;
}
.support_box h3.tit_01 {
  background-image: url(/resources/toctocmath/userImages/sub/support_tit_01-14c772b12d8d381613fbb1503818511d.svg);
  background-position: left 0 top 6px;
}
.support_box h3.tit_02 {
  background-image: url(/resources/toctocmath/userImages/sub/support_tit_02-d7aad12481dda8077f4655bd28ac5434.svg);
  background-position: left 0 top 8px;
}
.support_box h3.tit_03 {
  background-image: url(/resources/toctocmath/userImages/sub/support_tit_03-d4140b7b71354c8164dfe2ae360e7ef8.svg);
}
.support_box h3.tit_04 {
  background-image: url(/resources/toctocmath/userImages/sub/support_tit_04-7ad49345ca5f4eb8da0c7a5c18a3019c.svg);
}
.support_box .call_txt {
  font-size: 16px;
  font-weight: 500;
  color: #666;
  margin-left: auto;
  padding-left: 0;
}
.support_box .call_txt i {
  font-style: normal;
  margin-right: 4px;
}
.support_box p {
  font-size: 18px;
  line-height: 30px;
  font-weight: 500;
  color: #333;
  position: relative;
  padding-left: 16px;
}
.support_box p::before {
  position: absolute;
  top: 0px;
  left: 0;
  content: "■ ";
  height: 3px;
  color: inherit;
  font-size: 8px;
  margin-right: 6px;
  line-height: 30px;
}

.support_wrap button {
  font-size: 22px;
  height: 50px;
  line-height: 55px;
}
.support_wrap .process_list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin: 50px auto 10px;
}
.support_wrap .process_list .process_con {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  width: 19%;
  text-align: center;
}
.support_wrap .process_list .process_con span {
  font-size: 16px;
  font-weight: bold;
  color: #4d399c;
}
.support_wrap .process_list .process_con .img_box {
  margin: 20px auto;
  width: 80%;
  border-radius: 200px;
  overflow: hidden;
  padding: 20px;
  background-color: #eef1fe;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.support_wrap .process_list .process_con .img_box::after {
  content: "";
  display: block;
  padding-bottom: 100%;
}
.support_wrap .process_list .process_con .img_box img {
  width: 100%;
}
.support_wrap .process_list .process_con p {
  font-size: 16px;
  width: 90%;
  margin: 0 auto;
  word-break: keep-all;
  padding-left: 0;
}
.support_wrap .process_list .process_con p::before {
  display: none;
}
.support_wrap .process_list .process_next {
  width: auto;
  -ms-flex-item-align: center;
      align-self: center;
  margin-top: -20px;
}

/* 비밀번호변경(사용자 관리자 공통) */
.welcome_wrap {
  width: 100%;
  height: auto;
  min-height: calc(100% - 270px);
  padding: 0 0px 100px;
  background-color: #eef1fe;
}
.welcome_wrap h2 {
  display: block;
  margin: 0 auto;
  text-align: center;
  font-size: 32px;
  color: #333;
  line-height: 1.3;
}
.welcome_wrap h2 i {
  font-style: normal;
  color: #4d399c;
}
.welcome_wrap .txt {
  display: block;
  margin: 0 auto;
  text-align: center;
  margin-top: 10px;
  line-height: 1.6;
  font-size: 18px;
}
.welcome_wrap .login_box {
  margin: 0 auto;
}
.welcome_wrap .login_box .warning_img {
  margin-bottom: 20px;
}
.welcome_wrap .form_box {
  margin: 50px auto 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.welcome_wrap .form_box .lbox {
  width: calc(80% - 10px);
}
.welcome_wrap .form_box .lbox .text:last-of-type {
  margin-bottom: 0;
}
.welcome_wrap .form_box button {
  width: 20%;
  -ms-flex-item-align: stretch;
      align-self: stretch;
  height: auto;
}

.welcome_top_banner {
  position: relative;
  width: 100%;
  padding: 20px 50px;
  margin-bottom: 100px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: url(/resources/toctocmath/userImages/sub/sub_visual_welcome-9b0d29ac8645e107fbe8360e55f47fd3.png) #4d399c no-repeat 50% 50%;
}
.welcome_top_banner.gradient {
  background: url(/resources/toctocmath/userImages/sub/sub_visual_welcome-9b0d29ac8645e107fbe8360e55f47fd3.png), -webkit-gradient(linear, left top, right top, from(#4d399c), to(#2e47a3));
  background: url(/resources/toctocmath/userImages/sub/sub_visual_welcome-9b0d29ac8645e107fbe8360e55f47fd3.png), linear-gradient(to right, #4d399c, #2e47a3);
  background-repeat: no-repeat;
  background-position: 50% 50%;
}
.welcome_top_banner h1 {
  width: 128px;
}
.welcome_top_banner p {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  margin: 0 auto;
  color: #fff;
  font-size: 26px;
  font-weight: bold;
}

/* 미디어쿼리 -----------------------------------------------------------------------------------------*/
/* 1400 */
@media (max-width: 1400px) {
  /* 학급관리 */
  .scroll_box table td, .scroll_box table th {
    white-space: nowrap;
  }
}
/* 1200 */
@media (max-width: 1200px) {
  /* 자주묻는질문 탭 */
  .tab_faq li {
    -webkit-box-flex: 1;
        -ms-flex: 1 20%;
            flex: 1 20%;
  }
  .tab_faq li:nth-child(5n+5) {
    border-right: 1px solid #ddd;
  }
  /* 에러페이지 */
  .error_wrap h1 img {
    width: 285px;
    margin-left: 10px;
  }
  /* 학습지원센터 */
  .support_box {
    padding: 30px;
  }
  .support_box.topbox p {
    width: 60%;
    margin-top: 30px;
    line-height: 1.6;
    font-size: 14px;
    word-break: keep-all;
  }
  .support_box .call_txt {
    font-size: 14px;
  }
  .support_wrap .process_list .process_con {
    width: calc(50% - 30px);
  }
  .support_wrap .process_list .process_con p {
    margin-bottom: 30px;
    width: 95%;
  }
  .support_wrap .process_list .process_con .img_box {
    width: 50%;
  }
  .support_wrap .process_list .process_next.tab_next {
    display: none;
  }
  /* 비밀번호변경(사용자 관리자 공통) */
  .welcome_top_banner {
    padding: 20px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
  }
  .welcome_top_banner h1 {
    width: 100px;
  }
  .welcome_top_banner h1 img {
    width: 100%;
  }
  .welcome_top_banner p {
    position: static;
    -webkit-transform: none;
            transform: none;
    margin-top: 20px;
  }
  .scroll_box table th {
    font-size: 16px;
  }
}
/* 770 */
@media (max-width: 770px) {
  /* 자주묻는질문 탭 */
  .tab_faq li {
    -webkit-box-flex: 1;
        -ms-flex: 1 33%;
            flex: 1 33%;
  }
  .tab_faq li:nth-child(3n+3) {
    border-right: 1px solid #ddd;
  }
  .tab_faq li:last-of-type {
    width: calc(50% + 1px);
  }
  .tab_faq li:last-of-type:nth-child(4n+4) {
    width: 50%;
  }
  /* 에러페이지 */
  .error_wrap {
    padding: 50px 30px 150px;
  }
  /* 학습지원센터 */
  .support_box h3 {
    margin-bottom: 20px;
    background-image: none !important;
    padding-left: 0;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
  }
  .support_box.topbox {
    background-image: none;
    min-height: auto;
  }
  .support_box.topbox p {
    width: 95%;
    margin-top: 30px;
  }
  .support_box .call_txt {
    margin-left: 0;
    line-height: 1.6;
    font-size: 12px;
  }
  .support_box .call_txt i {
    display: none;
  }
  .support_wrap .process_list .process_con .img_box {
    width: 70%;
  }
  /* 비밀번호변경(사용자 관리자 공통) */
  .welcome_wrap .login_box {
    width: 90%;
  }
  .welcome_top_banner p {
    font-size: 24px;
  }
  .class_member2 > div > div {
    padding: 10px;
  }
}
/* 500 */
@media (max-width: 500px) {
  /*게시판 공지사항*/ /*20260703 모바일 등록일조회 위치변경*/
  .tbl_notice {
    width: 100%;
    border-top: 2px solid #5743cb;
    border-bottom: 1px solid #958ebf;
    text-align: center;
  }
  .tbl_notice thead {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip-path: polygon(0 0, 0 0, 0 0);
  }
  .tbl_notice tbody tr {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    position: relative;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-flow: row wrap;
            flex-flow: row wrap;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
    padding: 10px 0;
    border-bottom: 1px solid #ddd;
  }
  .tbl_notice tbody tr:last-child {
    border-bottom: none;
  }
  .tbl_notice tbody tr .num {
    display: none;
  }
  .tbl_notice tbody td {
    border: none;
    width: auto;
    text-align: left;
    padding: 2px 10px;
    height: auto;
    font-size: 14px;
  }
  .tbl_notice tbody td.title {
    font-size: 16px;
    width: 100%;
  }
  .tbl_notice tbody td.title a {
    display: inline;
    color: #333;
  }
  .tbl_notice .mob_th {
    display: inline-block;
    vertical-align: middle;
    padding: 0px 5px 0 0;
    font-size: 14px;
    color: #4d399c;
    font-weight: 700;
    margin-top: -2px;
  }
  .tbl_notice .mob_state {
    display: inline-block;
    padding: 0 10px;
    font-size: 13px;
    height: 22px;
    line-height: 26px;
    background-color: #4d399c;
    color: #fff;
    margin-right: 6px;
    border-radius: 30px;
  }
  .scroll_box_x .tbl_notice th {
    font-size: 18px;
  }
  /* 자주묻는질문 탭 */
  .tab_faq li a {
    height: 45px;
    font-size: 14px;
  }
  .faq_list li dl dt a:after {
    right: 10px;
  }
  /* 자주묻는질문 리스트 */
  .faq_list li dl dt {
    padding: 10px;
  }
  .faq_list li dl dt a {
    font-size: 16px;
    line-height: 25px;
  }
  .faq_list li dl dd p {
    font-size: 14px;
    line-height: 20px;
  }
  /* 상세페이지 */
  .detail_content .title_box {
    padding: 10px;
  }
  .detail_content .title_box .title {
    font-size: 16px;
    line-height: 20px;
  }
  .detail_content .title_box ul li {
    font-size: 13px;
  }
  .detail_content .file_box {
    font-size: 14px;
    padding: 15px;
  }
  .detail_content .con {
    padding: 15px;
    font-size: 14px;
  }
  /* 에러페이지 */
  .error_wrap {
    padding: 30px 20px 100px;
  }
  .error_wrap h1 img {
    width: 220px;
    margin-top: 4px;
  }
  .error_wrap h2 {
    font-size: 26px;
  }
  /* 학급관리 */ /* 20260630 txtbtn_wrap 버튼정렬 값추가 */
  .class_search {
    padding: 0 0 15px;
  }
  .class_search ul li {
    display: block;
    width: 100%;
  }
  .class_search ul li label {
    line-height: normal;
    margin-bottom: 6px;
    padding-left: 0;
  }
  .class_search ul li label::before {
    display: none;
  }
  .class_search ul li.txtbtn_wrap input, .class_search ul li.txtbtn_wrap select {
    width: calc(100% - 150px);
  }
  .class_search ul li.txtbtn_wrap button {
    min-width: 70px;
  }
  .table_top.ty_02 > span {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    margin-bottom: 10px;
  }
  .table_top.ty_02 > span > span {
    margin-top: 0;
    line-height: normal;
    -ms-flex-item-align: center;
        align-self: center;
  }
  /* 학습지원센터 */
  .support_box {
    padding: 20px;
  }
  .support_box.topbox h2 {
    font-size: 22px;
  }
  .support_box.topbox p {
    font-size: 13px;
  }
  .support_box h3 {
    font-size: 20px;
  }
  .support_box p {
    font-size: 16px;
    padding-left: 0;
  }
  .support_box p::before {
    display: none;
  }
  .support_wrap .process_list .process_con {
    width: 50%;
  }
  .support_wrap .process_list .process_con p {
    font-size: 15px;
    line-height: 1.6;
  }
  .support_wrap .process_list .process_next {
    display: none;
  }
  .support_wrap button {
    font-size: 16px;
  }
  /* 비밀번호변경(사용자 관리자 공통) */
  .welcome_wrap {
    padding-bottom: 50px;
  }
  .welcome_wrap h2 {
    font-size: 20px;
  }
  .welcome_wrap .txt {
    font-size: 14px;
  }
  .welcome_wrap .form_box {
    margin-top: 30px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
  }
  .welcome_wrap .form_box .lbox {
    width: 100%;
  }
  .welcome_wrap .form_box button {
    width: 100%;
    margin-top: 10px;
  }
  .welcome_top_banner {
    margin-bottom: 30px;
  }
  .welcome_top_banner p {
    font-size: 20px;
    text-align: center;
  }
}
/* 320 */
@media (max-width: 320px) {
  /* 학습지원센터 */
  .support_box p {
    font-size: 14px;
  }
}