.hero-banner {
  width: 100%;
  background: url("/image/myclass_bg.jpg") no-repeat center/cover;
  background-size: 100%;
  position: relative;
  height: 450px;
  z-index: -10;
}
.hero-title {
  position: absolute;
  top: 43%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-inner h1 {
  font-size: 70px;
  margin: 0;
}

.hero-inner p {
  font-size: 22px;
  margin-top: 0;
}
.hero_point {
  color: #a7ceff;
  font-size: 30px;
  font-weight: 700;
}

.dashboard-hero {
  margin: 0 auto;
  width: 1200px;
  margin-top: -100px;
}

.cards-container {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px 20px;
  width: 210px;
  min-height: 200px;
}

.welcome-card {
  background: #0053a5 url(/image/welcome_bg.png) no-repeat center / 130%;
  color: #fff;
  width: 430px;
}
/* »ó´Ü ¶óº§: ÀÛÀº ¿µ¹® */
.welcome-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  opacity: 0.85;
}

/* ¸ÞÀÎ ÅؽºÆ® ºí·Ï */
.welcome-main {
  margin: 0;
  padding: 0;
  font-size: 30px;
  line-height: 1.35;
  font-weight: 800;
  color: #fff;
}

/* "¿¡µà½ºÄù¾î´Â" */
.welcome-brand {
  font-weight: 600;
  opacity: 0.95;
}

/* À̸§ °­Á¶ ¹Ú½º */
.welcome-name {
  display: inline-block;
  background: #fff;
  color: #2455a4;
  padding: 0px 5px;
  border-radius: 5px;
  font-weight: 800;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.18);
  margin-right: 0px;
}

/* "°ú ÇÔ²²ÇÕ´Ï´Ù" */
.welcome-with {
  font-weight: 600;
  opacity: 0.95;
}

/* ÇÏ´Ü ¼­ºê ÅؽºÆ® */
.welcome-sub {
  margin-top: 8px;
  font-size: 14px;
  font-weight: 400;
  opacity: 0.7;
  color: #fff;
}

.card-header {
  display: flex;
  flex-direction: column;
  margin-bottom: auto;
}

.card-dot {
  width: 30px;
  height: 30px;
  background: #234c93;
  border-radius: 50%;
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-dot i {
  color: #fff;
  line-height: 30px;
  text-align: center;
  font-size: 19px;
}

.card-title {
  font-size: 22px;
  margin: 0;
}

.rhkahr_tn {
  text-align: right;
  font-size: 20px;
}
.rhkahr_tn span {
  font-size: 32px;
  font-weight: 500;
  margin-right: 5px;
}

.card-footer {
  margin-top: 16px;
}

.card-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
}

.card-link .icon-arrow {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  margin-left: 4px;
}

.card-link i {
  transition: transform 0.3s ease;
}

.card-link:hover i {
  transform: translateX(5px);
}

/* ¼ö°­ÁßÀΰúÁ¤------------------------  */
.course-section {
  width: 1200px;
  margin: 100px auto;
}
.sec_top_ti {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.section-title {
  font-size: 24px;
  margin-bottom: 16px;
  color: #000;
}
.section-title::before {
  content: "\F272";
  font-family: "bootstrap-icons";
  background-color: #1c4b84;
  color: #fff;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  margin-right: 8px;
}

.cour_total {
  font-size: 26px;
}
.cour_total span {
  font-size: 26px;
  font-weight: bold;
  margin: 0 5px;
  color: #ff5500;
}
.course-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
/* ¼ö°­ÁßÀÎ °úÁ¤ ¾øÀ»¶§ */
.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  min-height: 200px;
  padding: 30px 20px;
  background: #f2f3f5;
  border: 1px solid #ddd;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 500;
  color: #555;
  letter-spacing: -0.3px;
}

.empty-text {
  margin: 0;
}

.course-card {
  position: relative;
  margin-bottom: 20px;
  border-radius: 8px;
}
.course-link {
  height: 110px;
  display: flex;
  align-items: center;
  padding: 0 30px 0 120px;
  margin-bottom: 12px;
  text-decoration: none;
  color: inherit;
  position: relative;
  cursor:pointer;
}
.course-link:hover {
  text-decoration: none;
  /* background: #d6e7f9;     */
}

.course-link:hover .course-arrow {
  transform: translatex(5px);
  transition: 0.3s;
}
/* °è¿­¹è°æ */
.eng_bg {
  /* background: #1c4b8417; */
    background: #eaf4ff;
}
.biz_bg {
    background: #fff1f2;
}
.math_bg {
    background: #2c877012;
}
.refund_bg {
    background: rgba(0,0,0,.4);
}
/* ¿ÞÂÊ ¿µ¿ª: ¹èÁö + °­ÀǸí/±³¼ö */
.course-info {
    width: 40%;
    display: flex;
    align-items: center;
}

.course-badge {
  /* background: #1c4b84; */
  color: #fff;
  border-radius: 8px 0 8px 0;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
  width: 115px;
  height: 35px;
  text-align: center;
  line-height: 35px;
  position: absolute;
  top: 0;
  left: 0;
}
.eng {
    background: #1c4b84;
}
.biz {
    background-color: #c75560;
}
.math {
    background-color: #2c8770;
}
.refund {
    background: rgba(0,0,0,.4);
}
.end_badge {
    background-color: #5d5d5d;
}

.course-text {
  margin-top: 10px;
}

/* À§ÂÊ ÁÙ (Á¦¸ñ + ±³¼ö¸í) */
.course-header {
  display: flex;
  align-items: center;
  gap: 10px;
}
/* °­ÀǸí/±³¼ö */
.course-title {
  font-size: 26px;
  font-weight: 700;
  margin: 0;
  /* flex: 1 1 auto; */
  min-width: 0;
}
.eng_title {
  color: #1c4b84;

}
.biz_title {
  color: #c75560;
}
.math_title {
  color: #2c8770;
}

.course-title,
.course-s-title {
  display: block;
}
.end_title {
  margin-top: 80px;
}
.end_title::before {
  content: "\F659";
  font-family: "bootstrap-icons";
  background-color: #777;
  color: #fff;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  margin-right: 8px;
}
.end_mtitle {
  color: #000;
}
.ended_link {
  border-radius: 8px;
  background-color: #ededed;
}

.course-professor {
  font-size: 18px;
  font-weight: 700;
  color: #000;
  flex: 0 0 auto;
  white-space: nowrap;
}

.course-s-title {
  display: block;
  font-size: 18px;
  color: #777;
  font-weight: 700;
  margin-top: 7px;
}

/* Áß¾Ó ¸ÞŸ Á¤º¸ */
.course-meta {
  text-align: right;
  font-size: 18px;
  margin-left: 130px;
}
.course-meta p {
  margin: 2px 0;
  text-align: left;
  line-height: 1.5;
}
.meta-label {
  display: inline-block;
  margin-right: 4px;
  color: #000;
  font-weight: 700;
  width: 100px;
}
.meta-value {
  font-weight: 700;
  color: #777;
}

/* Ãß°¡ ¹öÆ° */
.btn-add {
  padding: 3px 10px;
  border-radius: 4px;
  background-color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  position: absolute;
  bottom: 12px;
  right: 210px;
}
.eng_btn_add {
  border: 1px solid #1c4b84;
  color: #1c4b84;
}
.eng_btn_add:hover {
  background-color: #1c4b84;
  color: #fff;
}
.biz_btn_add {
  border: 1px solid #c75560;
  color: #c75560;
}
.biz_btn_add:hover {
  background-color: #c75560;
  color: #fff;
}
.math_btn_add {
  border: 1px solid #2c8770;
  color: #2c8770;
}
.math_btn_add:hover {
  background-color: #2c8770;
  color: #fff;
}

/* È­»ìÇ¥ ¾ÆÀÌÄÜ */
.course-arrow {
  display: flex;
  align-items: center;
  margin-left: 115px;
}
.course-arrow i {
  font-size: 36px;
  color: #8b8b8b;
}

.retake_btn {
  position: absolute;
  bottom: 34%;
  right: 39px;
  padding: 6px 12px;
  background-color: #db3b3b;
  border-radius: 4px;
  color: #fff;
  border: none;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.3s;
  margin-left: 0;
  width: auto;
  height: 35px;
}
.retake_btn:hover {
  background-color: #b92525;
  transform: translateY(-3px);
}
/* ======================================================= */
/* container */
.ch-header {
  display: flex;
  width: 100%;
  height: 200px;
  max-width: 1200px;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
  margin-top: -100px;
}

/* ÁÂÃø ºí·ç ¹Ú½º */
.ch-header__side {
  color: #fff;
  padding: 46px 20px;
  flex: 0 0 350px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-image: url(/image/welcome_bg.png);
  background-size: cover;
  /* align-items: center; */
}
.ch-header__category {
  font-size: 18px;
  opacity: 0.8;
  margin-bottom: 10px;
  background: #fff;
  color: #2455a4;
  font-weight: 700;
  width: 27%;
  border-radius: 20px;
  text-align: center;
}
.ch-header__title {
  font-size: 38px;
  font-weight: 700;
}
.ch-header__de {
  color: #d3dded;
  font-size: 18px;
  margin-top: 7px;
}
.ch-header__icons {
  display: flex;
  gap: 15px;
}
.ch-header__icons a i {
  font-size: 28px;
  color: #fff;
}

/* ¿ìÃø ÄÁÅÙÃ÷ ¿µ¿ª */
.ch-header__content {
  padding: 30px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  position: relative;
}
/* »ó´Ü ÄÁÆ®·Ñ */
.ch-header__controls {
  display: flex;
  justify-content: space-between;
  width: 644px;
  align-items: center;
  margin-bottom: 10px;
}

.subject-select-wrapper {
  display: inline-flex;
  height: 35px;
  font-size: 14px;
}

.subject-select-label {
  height: 35px;
  background-color: #2455a4;
  color: #fff;
  padding: 0 20px;
  border-radius: 4px 0 0 4px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  font-size: 16px;
}

.ch-header__content select {
  width: 410px;
  height: 35px;
  appearance: none;
  padding: 0 12px;
  border: 2px solid #2455a4;
  color: #2455a4;
  border-radius: 0 4px 4px 0;
  font-size: 16px;
  font-weight: 600;
  background: url('data:image/svg+xml;utf8,<svg fill="%23666" height="12" viewBox="0 0 24 24" width="12" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/></svg>')
    no-repeat right 10px center;
  background-color: #fff;
  background-size: 34px;
}
.ch-header__content select:focus {
  border-color: #2455a4;
  outline: none;
}

.ch-header__btn {
  width: 120px;
  height: 35px;
  text-align: center;
  padding: 6px 0;
  font-size: 16px;
  font-weight: 600;
  border: 2px solid #2455a4;
  border-radius: 4px;
  background: #fff;
  color: #2455a4;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.ch-header__btn:hover,
.ch_goto:hover {
  background: #2455a4;
  color: #fff;
}

/* Ä«µå */
.dday-card {
  position: absolute;
  top: 22px;
  right: 28px;
  width: 115px;
  border-radius: 6px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
}

/* »ó´Ü ÆĶõ ¶ì */
.dday-header {
  background: #e44e3b;
  color: #ffffff;
  text-align: center;
  letter-spacing: 2px;
  font-weight: 700;
  font-size: 22px;
}

/* º»¹® */
.dday-body {
  text-align: center;
  background-color: #fff;
  height: 60px;
  padding-top: 11px;
  border: 3px solid #e44e3b;
  border-radius: 0 0 8px 8px;
}

.dday-value {
  color: #676767;
  font-weight: 800;
  font-size: 30px;
  line-height: 1;
}

/* »ó¼¼ Á¤º¸ */
.ch-header__info-row {
  font-size: 18px;
  font-weight: bold;
  color: #000;
}

.ch-header__info-row > div {
  margin-bottom: 10px;
}

.ch-header__info-row > div:last-child {
  margin-bottom: 0;
}

.ch-header__info-row .ch-header__label {
  font-weight: bold;
  width: 90px;
  display: inline-block;
}
.ch_goto {
  color: #2455a4;
  font-size: 16px;
  border-radius: 3px;
  display: inline-block;
  width: 150px;
  height: 35px;
  line-height: 35px;
  text-align: center;
  margin-left: 15px;
  border: 2px solid #2455a4;
  transition: background 0.2s, color 0.2s;
}
.ch_goto span {
  margin-left: 8px;
}

/* ÁøµµÀ² */
.ch-header__progress {
  flex: 1;
  display: flex;
  align-items: center;
  /* gap: 8px; */
}
.ch-header__progress-bar {
  position: relative;
  width: 480px;
  height: 13px;
  background: #e0e0e0;
  border-radius: 2px;
  overflow: hidden;
}
.ch-header__progress-fill {
  height: 100%;
  width: 40%; /* ÁøµµÀ² */
  background: #2455a4;
}
.ch-header__percent {
  min-width: 32px;
  text-align: right;
  font-weight: 700;
  color: #2455a4;
  margin-left: 20px;
}
@media(max-width:1239px){
.ch-header__content select, .ch-header__progress-bar{width:100%;}
.dday-card{top:72px;}
.dday-body{height:37px; padding-top:3px;}
.dday-value{font-size:24px;}
.dday-header{font-size:14px;}
.ch-header__category{width:100px;}
.ch-header{width: calc(100% - 40px);}
}
/* -------------------- ÇнÀ Q&A / ÇнÀÈıâ---------------- */

.learning-wrap {
  display: flex;
  gap: 20px;
  width: 1200px;
  margin: 80px auto;
}

.le-box {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.le-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.le-label {
  display: flex;
  align-items: center;
  gap: 8px;
}
.le-title::before,
.event-title::before {
  font-family: "bootstrap-icons";
  font-size: 22px;

  font-weight: normal;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  background-color: #2455a4;
  color: #fff;
  border-radius: 50%;
  vertical-align: middle;
}

.le-title::before {
  content: "\F24A";
}
.re-title::before {
  content: "\F407";
}

.qna-title {
  margin: 0;
  font-size: 24px;
}
.qna_btn {
  display: block;
  color: #f04c4c;
  width: 100px;
  height: 30px;
  border-radius: 5px;
  text-align: center;
  font-weight: 700;
  line-height: 27px;
  margin-left: auto;
  margin-right:20px;
  border: 2px solid #f04c4c;
  transition: 0.3s;
}
.qna_btn:hover {
  background-color: #f04c4c;
  color: #fff;
}

.le-btn-add {
  width: 32px;
  height: 32px;
  border: 1px solid #7e7e7e;
  background: #fff;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.le-btn-add:hover {
  background: #7e7e7e;
}
.le-btn-add i {
  color: #000;
  font-size: 20px;
}
.le-btn-add:hover i {
  color: #fff;
}

.le-qna-list,
.le-qna-no {
  height: 300px;
  list-style: none;
  margin: 0;
  padding: 20px 25px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
}
.le-qna-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid #e0e0e0;
}
.le-qna-item:last-child {
  border-bottom: none;
}
.no-post {
  text-align: center;
  color: #9f9f9f;
}
.le-name {
  text-align: center;
  display: inline-block;
  font-size: 16px;
  border-radius: 20px;
  white-space: nowrap;
  width: 100px;
  height: 25px;
  line-height: 25px;
  background-color: #2455a4;
  color: #fff;
}
.le-link {
  color: #000;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  width: 320px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  vertical-align: middle;
}
.le-link:hover,
.le-link:focus {
  text-decoration: none;
}

.status {
  display: inline-block;
  width: 70px;
  padding: 3px 0;
  border-radius: 12px;
  font-size: 13px;
  font-weight: bold;
  color: #fff;
  text-align: center;
}

.status-wait {
  background-color: #757575;
}

.status-done {
  background-color: #f04c4c;
}

.le-slider-container {
  position: relative;
  width: 100%;
  height: 300px;
  border-radius: 8px;
  overflow: hidden;
}

.user-review-swiper {
  width: 100%;
  margin: 0 auto;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  border-radius: 8px;
  height: 300px;
}

.review-card {
  border-radius: 10px;
  padding: 30px 45px;
  background: #fff;
  height: 300px;
  position: relative;
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  border-bottom: 1px solid #ddd;
  padding-bottom: 15px;
}
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-pic {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #0aa4e3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
}

.user-name {
  font-size: 20px;
  font-weight: bold;
}

.user-id {
  font-size: 14px;
  opacity: 0.8;
}

.review-date {
  font-size: 14px;
  color: #666;
}

.review-stars span {
  color: gold;
  font-size: 18px;
}

.review-body {
  /* padding: 16px 25px; */
  line-height: 1.7;
  color: #000;
}
.review-body .review-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 8px;
}

.stars {
  color: gold;
  font-size: 23px;
}

.review-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 25px;
  height: 50px;
  border: none;
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
  font-size: 1.5rem;
  border-radius: 5px;
  cursor: pointer;
}

.review-prev {
  left: 10px;
}

.review-next {
  right: 10px;
}

/* =============================================================== */

/* ------------------°­ÀÇÁ¤º¸--------------- */
.tac-section01 {
  width: 1200px;
  margin: 80px auto 0 auto;
}

.tac-course-table th.tac-course-th01 {
  width: 25%;
  background-color: #004b8d;
  text-align: center;
  font-weight: bold;
  color: #fff;
  vertical-align: middle;
}

.tac-course-table {
  border-collapse: collapse;
  width: 100%;
}
.tac-course-table {
  font-weight: 500;
  font-size: 16px;
}

.tac-course-th01,
.tac-course-td01 {
  border: 1px solid #ddd;
  padding: 20px 30px;
  vertical-align: top;
}
.tac-course-td01 {
  background-color: #f9f9f9;
}
.tac-course-td01 ol li {
  list-style-type: decimal; /* 1, 2, 3... */
  margin-left: 20px; /* µé¿©¾²±â */
}
.tac-course-td01 ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.tac-course-td01 ul li {
  position: relative;
  padding-left: 14px; /* ÇÏÀÌÇ °ø°£ È®º¸ */
  text-indent: -8px; /* µÎ ¹ø° ÁÙ µé¿©¾²±â ¸ÂÃß±â */
}

.tac-course-td01 ul li::before {
  content: "-";
  position: absolute;
  left: 0;
  top: 0;
}
.tac-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.title01::before,
.title02::before {
  font-family: "bootstrap-icons";
  font-weight: normal;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  background-color: #2455a4;
  color: #fff;
  border-radius: 50%;
  vertical-align: middle;
}

.title01::before {
  content: "\F50C";
  font-size: 30px;
}
.title02::before {
  content: "\F478";
  font-size: 20px;
}
/* ------------------°­ÀǸñÂ÷---------------- */
.tac-section02 {
  width: 1200px;
  margin: 80px auto 0 auto;
}

.tac-outline {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}

.tac-outline thead th {
  background-color: #1c4b84;
  color: #fff;
  text-align: center;
  padding: 10px 0;
}

.tac-outline tbody td {
  text-align: center;
  border-bottom: 1px solid #ddd;
}
.tac-outline tbody td:nth-child(1) {
  text-align: left;
}



.swiper-button-lock {
    display: block !important;
}


/* ------¸¶Áö¸· ¼ö°­ Çà-------- */
.chapter-row td {
    background: #f6f8fc;
    font-size: 16px;
    font-weight: 800;
    text-align: left;
    padding: 15px;
    border-top: 2px solid #1c4b84;
}
.chapter-row2 td {
    padding: 5px 15px;
}
.chapter-row2.is-last td {
    padding: 5px 15px;
    background-color: #f6f8fc;
}

.chapter-row.is-last td {
  position: relative;
}
.chapter-row.is-last td::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: #1c4b84;
    border-radius: 2px;
}

.chapter-row2.is-last td.chapter_title {
  position: relative;
}
.chapter-row2.is-last td.chapter_title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 6px;
  width: 4px;
  height: 100%;
  background-color: #1c4b84;
}
/* ------------------------------- */






.chapter-row2 .chapter-wpahr {
  text-align: left;
}
.chapter-row2 .chapter_title {
  padding-left: 45px;
}
.chapter-row2 .chapter-wpahr {
  text-align: center;
  font-weight: 700;
  background-color: #f6f8fc;
}
.chapter-row2 .chapter-desc {
  text-align: left;
  color: #1c4b84;
  font-size: 15px;
}
.tac-outline td + td {
  border-left: 1px solid #ddd;
}

/* °øÅë ¹öÆ° */
.tac-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 88px;
  height: 30px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
  text-decoration: none;
  box-sizing: border-box;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

/* ±³¾È´Ù¿î: ³×À̺ñ ¼Ö¸®µå */
.tac-btn-note {
  background-color: #ffffff;
  border-color: #1c4b84;
  color: #1c4b84;
  font-weight: 700;
}
.tac-btn-note:hover {
  background-color: #1c4b84;
  color: #ffffff;
}
/* ´Ù¿î »ö»ó */
.tac-btn-note.downcom {
    background: #1c4b84;
    border-color: #7d7d7d;
    color: #fff;
}
/* ´Ù¿î¿Ï·á »ö»ó */
.tac-btn-note.downcomplete {
    background: #7d7d7d;
    border-color: #7d7d7d;
    color: #fff;
}


/* ÀÔÀå: È­ÀÌÆ® + ³×À̺ñ º¸´õ */
.tac-btn-enter {
    background-color: #1c4b84;
    border-color: #1c4b84;
    color: #fff;
}

.tac-btn-enter:hover {
  background-color: #245fa0;
  border-color: #245fa0;
}

/* ==========top_btn====== */
#topBtn {
  position: fixed;
  bottom: 50px;
  right: 200px;
  z-index: 2147483647;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 7px;
  background-color: #1c4b84;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, visibility 0.25s, background-color 0.2s;
}

#topBtn.is-visible {
  opacity: 1;
  visibility: visible;
}

#topBtn:hover {
  background-color: #16365c;
}

#topBtn i {
  color: #fff;
  font-size: 22px;
}
.lecture-detail-guide{display:none;}
@media(max-width:1239px){
.hero-banner{background-size: cover;}
.lecture-detail-guide{display:block;}
}
@media (min-width: 769px) and (max-width: 1366px) {
	.dashboard-hero{padding:0 20px;}
	.welcome-card{min-width:280px;}
	.card{padding:30px 25px;width:100%; min-height:auto;}
	.welcome-main{font-size:21px;}
	.dashboard-hero{width:100%;}
	.cards-container{    flex-wrap: nowrap;}
	.card-title{font-size:18px;}
	.course-section{width:100%;padding:0 20px;}
	.eng_title{white-space: nowrap;text-overflow: ellipsis;overflow: hidden;}
}
@media (min-width: 1024px) and (max-width: 1239px) {


}
@media (min-width: 768px) and (max-width: 1023px) {

}