#sec1 .sec1_cont .filter {
  background-color: #f9f9f9;
  padding: clamp(30px, 3.13vw, 60px);
  border-top: 1px solid #222;
}
#sec1 .sec1_cont .filter > div {
  border-bottom: 1px solid #ddd;
}
#sec1 .sec1_cont .filter > div > p {
  font-size: clamp(16px, 0.94vw, 18px);
  font-weight: 500;
  width: clamp(100px, 7.81vw, 150px);
  padding-top: 10px;
}
#sec1 .sec1_cont .filter > div ul {
  width: calc(100% - clamp(100px, 7.81vw, 150px));
  gap: 12px;
}
#sec1 .sec1_cont .filter > div .m_work_wrapper {
  display: none;
}
#sec1 .sec1_cont .filter > div .m_name_wrapper {
  display: none;
}
#sec1 .sec1_cont .filter > div li {
  background-color: #f0f0f0;
  border-radius: 2px;
  transition: background-color 0.3s ease;
}
#sec1 .sec1_cont .filter > div li a {
  font-size: clamp(14px, 0.83vw, 16px);
  color: #666;
  padding: clamp(8px, 0.63vw, 12px) clamp(18px, 1.2vw, 23px);
  transition: all 0.3s ease;
}
#sec1 .sec1_cont .filter > div li:hover {
  background-color: var(--color-point);
}
#sec1 .sec1_cont .filter > div li:hover a {
  color: #fff;
  font-weight: 600;
}
#sec1 .sec1_cont .filter > div .on {
  background-color: var(--color-point);
}
#sec1 .sec1_cont .filter > div .on a {
  color: #fff;
  font-weight: 600;
}
#sec1 .sec1_cont .filter > div .hidden {
  display: none;
  opacity: 0;
  visibility: hidden;
}
#sec1 .sec1_cont .filter > div .visible {
  display: block;
  opacity: 1;
  visibility: visible;
  margin-bottom: 0 !important;
}
#sec1 .sec1_cont .filter #search_form {
  width: 100%;
  border: none;
}
#sec1 .sec1_cont .filter #search_form p {
  font-size: clamp(16px, 0.94vw, 18px);
  font-weight: 500;
  width: clamp(100px, 7.81vw, 150px);
  padding-top: 15px;
}
#sec1 .sec1_cont .filter #search_form .input_wrapper {
  border-bottom: 0px solid #222;
  padding: 0 10px;
  width: calc(100% - clamp(100px, 7.81vw, 150px));
}
#sec1 .sec1_cont .filter #search_form input {
  background-color: #fff;
  padding: 15px 10px 15px 0;
  font-size: clamp(17px, 0.89vw, 17px);
}
#sec1 .sec1_cont .filter #search_form button::after {
  background-image: url(../img/search_icon_g.svg);
}
#sec1 .sec1_cont .tab_list .all_open_btn {
  font-size: clamp(16px, 0.94vw, 18px);
  font-weight: 500;
  color: var(--color-point);
  border: 1px solid #ddd;
  padding: 11px 20px;
  border-radius: 200px;
}
#sec1 .sec1_cont .tab_list .all_open_btn .plus_icon {
  width: 14px;
  height: 2px;
  background-color: var(--color-point);
  margin-left: 8px;
}
#sec1 .sec1_cont .tab_list .all_open_btn .plus_icon::after {
  content: "";
  width: 100%;
  height: 100%;
  background-color: var(--color-point);
  display: block;
  transform: rotate(90deg);
  transition: transform 0.3s;
}
#sec1 .sec1_cont .tab_list .open .plus_icon::after {
  transform: rotate(180deg);
}
#sec1 .sec1_cont .tab_list .left_list,
#sec1 .sec1_cont .tab_list .right_list {
  width: calc((100% - clamp(30px, 2.08vw, 40px)) / 2);
}
#sec1 .sec1_cont .tab_list .left_list > ul > li,
#sec1 .sec1_cont .tab_list .right_list > ul > li {
  border: 1px solid #ddd;
  position: relative;
  transition: all 0.3s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li:not(:first-child),
#sec1 .sec1_cont .tab_list .right_list > ul > li:not(:first-child) {
  margin-top: 20px;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn {
  position: relative;
  padding: clamp(18px, 1.41vw, 27px) clamp(30px, 2.08vw, 40px);
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn .top_wrapper span,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn .top_wrapper span {
  width: 18px;
  height: 2px;
  background-color: #999;
  transition: background-color 0.3s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn .top_wrapper span::after,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn .top_wrapper span::after {
  content: "";
  width: 100%;
  height: 100%;
  background-color: #999;
  display: block;
  transform: rotate(90deg);
  transition: all 0.3s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn .top_wrapper .hover,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn .top_wrapper .hover {
  background-color: var(--color-point);
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn .top_wrapper .hover::after,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn .top_wrapper .hover::after {
  background-color: var(--color-point);
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn a,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn a {
  font-size: clamp(18px, 1.04vw, 20px);
  position: relative;
  z-index: 1;
  transition: color 0.2s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn a:hover,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn a:hover {
  color: var(--color-point);
  text-decoration: underline;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn button,
#sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn button {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu,
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu {
  padding-left: clamp(30px, 2.08vw, 40px);
  padding-right: clamp(30px, 2.08vw, 40px);
  display: none;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li:not(:last-child),
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li:not(:last-child) {
  border-bottom: 1px solid #ddd;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a,
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a {
  font-size: clamp(14px, 0.94vw, 18px);
  font-weight: 500;
  width: calc((100% - clamp(30px, 2.08vw, 40px)) / 2);
  padding: clamp(14px, 1.04vw, 20px) 0;
  color: #444;
  transition: color 0.3s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a:after,
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a:after {
  content: "";
  width: 5px;
  height: 10px;
  background-image: url(../img/right_arrow_9.svg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: block;
  transition: all 0.3s;
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a:hover,
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a:hover {
  color: var(--color-point);
}
#sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a:hover::after,
#sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a:hover::after {
  background-image: url(../img/right_arrow_c.svg);
}
#sec1 .sec1_cont .tab_list .left_list > ul .on,
#sec1 .sec1_cont .tab_list .right_list > ul .on {
  border-color: var(--color-point);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}
#sec1 .sec1_cont .tab_list .left_list > ul .on .list_btn a,
#sec1 .sec1_cont .tab_list .right_list > ul .on .list_btn a {
  color: var(--color-point);
}
#sec1 .sec1_cont .tab_list .left_list > ul .on .list_btn .top_wrapper span,
#sec1 .sec1_cont .tab_list .right_list > ul .on .list_btn .top_wrapper span {
  background-color: var(--color-point);
}
#sec1 .sec1_cont .tab_list .left_list > ul .on .list_btn .top_wrapper span::after,
#sec1 .sec1_cont .tab_list .right_list > ul .on .list_btn .top_wrapper span::after {
  background-color: var(--color-point);
  transform: rotate(180deg);
}
#sec1 .sec1_cont .tab_list .left_list > ul .on .hide_menu,
#sec1 .sec1_cont .tab_list .right_list > ul .on .hide_menu {
  display: block;
}
#sec1 .sec1_cont .work_list {
  display: none;
}
#sec1 .sec1_cont .work_list ul li {
  border: 1px solid #ddd;
  width: calc((100% - clamp(120px, 8.33vw, 160px)) / 5);
  transition: all 0.3s;
  margin-right: clamp(30px, 2.08vw, 40px);
  margin-bottom: clamp(30px, 2.08vw, 40px);
}
#sec1 .sec1_cont .work_list ul li:nth-child(5n) {
  margin-right: 0;
}
#sec1 .sec1_cont .work_list ul li a {
  font-size: clamp(18px, 0.94vw, 18px);
  font-weight: 500;
  color: #444;
  padding: 25px;
  transition: color 0.3s;
}
#sec1 .sec1_cont .work_list ul li a::after {
  content: "";
  width: 6px;
  height: 12px;
  background-image: url(../img/right_arrow_9.svg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: block;
  transition: all 0.3s;
}
#sec1 .sec1_cont .work_list ul li a span {
  word-break: break-all;
  -webkit-line-clamp: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  width: clamp(130px, 8.85vw, 170px);
}
#sec1 .sec1_cont .work_list ul li:hover {
  border-color: var(--color-point);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}
#sec1 .sec1_cont .work_list ul li:hover a {
  color: var(--color-point);
}
#sec1 .sec1_cont .work_list ul li:hover a::after {
  background-image: url(../img/right_arrow_c.svg);
}

@media (max-width: 1200px) {
  #sec1 .sec1_cont .work_list ul li {
    width: calc((100% - 60px) / 3);
    margin-right: 30px;
  }
  #sec1 .sec1_cont .work_list ul li:nth-child(5n) {
    margin-right: 30px;
  }
  #sec1 .sec1_cont .work_list ul li:nth-child(3n) {
    margin-right: 0;
  }
  #sec1 .sec1_cont .work_list ul li a {
    padding: clamp(15px, 2.08vw, 25px);
  }
  #sec1 .sec1_cont .work_list ul li a span {
    width: clamp(160px, 23.33vw, 280px);
  }
}
@media (max-width: 750px) {
  #sec1 .sec1_cont .filter {
    padding: clamp(20px, 5.33vw, 40px);
  }
  #sec1 .sec1_cont .filter > div {
    justify-content: flex-start;
    align-items: center;
  }
  #sec1 .sec1_cont .filter > div > p {
    font-size: clamp(16px, 4vw, 30px);
    padding-top: 0;
    width: clamp(60px, 18.67vw, 140px);
  }
  #sec1 .sec1_cont .filter > div ul {
    display: none;
  }
  #sec1 .sec1_cont .filter > div .m_work_wrapper {
    display: block;
    width: calc(100% - clamp(60px, 18.67vw, 140px));
  }
  #sec1 .sec1_cont .filter > div .m_work_wrapper select {
    width: 100%;
    font-size: clamp(14px, 3.47vw, 26px);
    padding: clamp(16px, 5.47vw, 41px) clamp(12px, 4vw, 30px);
    font-weight: 500;
    appearance: none;
    background-image: url(../img/down_arrow_b.svg);
    background-repeat: no-repeat;
    background-position: right clamp(12px, 4vw, 30px) center;
    background-size: clamp(12px, 3.2vw, 24px) clamp(8px, 1.87vw, 14px);
    border: 1px solid #ddd;
  }
  #sec1 .sec1_cont .filter > div .m_name_wrapper {
    display: block;
    width: calc(100% - clamp(60px, 18.67vw, 140px));
  }
  #sec1 .sec1_cont .filter > div .m_name_wrapper select {
    width: 100%;
    font-size: clamp(12px, 3.47vw, 26px);
    padding: clamp(20px, 5.47vw, 41px) clamp(12px, 4vw, 30px);
    font-weight: 500;
    appearance: none;
    background-image: url(../img/down_arrow_b.svg);
    background-repeat: no-repeat;
    background-position: right clamp(12px, 4vw, 30px) center;
    background-size: clamp(12px, 3.2vw, 24px) clamp(8px, 1.87vw, 14px);
    border: 1px solid #ddd;
  }
  #sec1 .sec1_cont .filter #search_form {
    align-items: center;
    padding-right: 0;
  }
  #sec1 .sec1_cont .filter #search_form > p {
    font-size: clamp(15px, 4vw, 30px);
    width: clamp(50px, 18vw, 140px);
    padding-top: 0;
  }
  #sec1 .sec1_cont .filter #search_form .input_wrapper {
    width: calc(100% - clamp(50px, 18vw, 140px));
    padding: 0 clamp(12px, 4vw, 30px);
  }
  #sec1 .sec1_cont .filter #search_form input {
    font-size: clamp(14px, 3.47vw, 26px);
    padding: clamp(16px, 5.33vw, 40px) 0;
  }
  #sec1 .sec1_cont .tab_list .all_open_btn {
    font-size: clamp(14px, 3.73vw, 28px);
    padding: clamp(11px, 2.93vw, 22px) clamp(16px, 4.27vw, 32px);
  }
  #sec1 .sec1_cont .tab_list .all_open_btn .plus_icon {
    width: clamp(13px, 2.8vw, 21px);
    height: clamp(2px, 0.4vw, 3px);
    margin-left: clamp(7px, 1.33vw, 10px);
  }
  #sec1 .sec1_cont .tab_list .list_area {
    flex-direction: column;
  }
  #sec1 .sec1_cont .tab_list .left_list {
    margin-bottom: clamp(15px, 4vw, 30px);
  }
  #sec1 .sec1_cont .tab_list .right_list {
	display:none;
  }
  #sec1 .sec1_cont .tab_list .left_list,
  #sec1 .sec1_cont .tab_list .right_list {
    width: 100%;
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li:not(:first-child),
  #sec1 .sec1_cont .tab_list .right_list > ul > li:not(:first-child) {
    margin-top: clamp(15px, 4vw, 30px);
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn {
    padding: clamp(21px, 5.6vw, 42px);
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn a,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn a {
    font-size: clamp(18px, 4vw, 30px);
    font-weight: 500;
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .list_btn .top_wrapper span,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .list_btn .top_wrapper span {
    width: clamp(13px, 2.8vw, 21px);
    height: clamp(2px, 0.4vw, 3px);
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu {
    padding-left: clamp(21px, 5.6vw, 42px);
    padding-right: clamp(21px, 5.6vw, 42px);
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a {
    font-size: clamp(14px, 3.73vw, 28px);
    padding: clamp(17px, 4.4vw, 33px) 0;
    width: calc((100% - clamp(20px, 5.33vw, 40px)) / 2);
		word-break: break-all;
  }
  #sec1 .sec1_cont .tab_list .left_list > ul > li .hide_menu li a::after,
  #sec1 .sec1_cont .tab_list .right_list > ul > li .hide_menu li a::after {
    width: clamp(5px, 0.93vw, 7px);
    height: clamp(7px, 1.6vw, 12px);
  }
  #sec1 .sec1_cont .work_list ul li {
    width: calc((100% - clamp(15px, 4vw, 30px)) / 2);
    margin-right: clamp(15px, 4vw, 30px) !important;
    margin-bottom: clamp(15px, 4vw, 30px);
  }
  #sec1 .sec1_cont .work_list ul li:nth-child(2n) {
    margin-right: 0 !important;
  }
  #sec1 .sec1_cont .work_list ul li a {
    font-size: clamp(16px, 3.73vw, 28px);
    padding: clamp(16px, 4.4vw, 33px) clamp(13px, 3.33vw, 25px);
  }
  #sec1 .sec1_cont .work_list ul li a::after {
    width: clamp(5px, 0.93vw, 7px);
    height: clamp(7px, 1.6vw, 12px);
  }
  #sec1 .sec1_cont .work_list ul li a span {
    width: clamp(100px, 28vw, 210px);
  }
}

@media (max-width: 500px) {
	#sec1 .sec1_cont .filter > div .m_work_wrapper select {
		padding:4vw;/*20px*/
	}
}