html {
  scroll-behavior: smooth;
}
#main_visual{
  position: relative;
  width: 100%;
  height: 900px;
  overflow: hidden;
  transition: .3s;
}
#main_visual .visual_wrap{
  position: absolute; inset: 0;
  width: 100%; 
  height: 100%;
  overflow: hidden;
}

#main_visual video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4);
}

#main_visual .visual_text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #fff;
  z-index: 2;
  width: 100%;
  padding: 0 20px;
}



#main_visual .visual_text h2 {
  
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 40px;
}
#main_visual .visual_text .accent{
  color: #00bfff; 
}


#main_visual .visual_text p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  opacity: 0.9;
}

#main_visual .visual_text p br {
  display: none;
}

/* 버튼 */
#main_visual .visual_btn {
  display: flex;
  justify-content: center;
  gap: 20px;
}

#main_visual .visual_btn a {
  display: inline-block;
  padding: 12px 28px;
  color: #fff;
  border-radius: 50px;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-weight: 600;
}

#main_visual .visual_btn a:first-child {
  border: 2px solid #008fbe;
  background: #008fbe;
  box-shadow: 0 0 20px rgba(0,191,255,0.4);
}
#main_visual .visual_btn a:last-child {
  border: 2px solid #8ea227;
  background: #8ea227;
  box-shadow: 0 0 20px rgba(142,162,39,0.4);
}


#main_visual .visual_btn a:hover {
  background: none;
}


#main_visual .visual_wrap iframe{
  position: absolute;
  top: -200px;
  height: 1200px;
  width: 100%;
  pointer-events: none !important;
}

@media screen and (max-width: 1200px) {
  #main_visual{
    height: 700px;
  }
  #main_visual .visual_wrap iframe{
  position: absolute;
  top: -200px;
  height: 900px;
}
}

@media screen and (max-width: 1024px) {
  #main_visual{
    height: 500px;
  }
}

@media screen and (max-width: 768px) {
  /* #main_visual .visual_wrap video {
    display: none;
  } */
  #main_visual .visual_wrap {
    position: relative;
  }

  /* #main_visual .visual_wrap::before {
    position: absolute;
    top: 0;
    content: "";
    background: url(../../images/main/rev_img02.jpg)no-repeat center/cover;
    width: 100%;
    height: 100%;
    filter: brightness(.5);
    z-index: 0;
  } */

  #main_visual .visual_text h2 {
    margin-bottom: 20px;
  }

  #main_visual .visual_btn a {
    padding: 8px 20px;
    font-size: 14px;
  }

  #main_visual .visual_btn {
    gap: 10px;
  }

}

@media screen and (max-width: 450px) {
  #main_visual .visual_btn {
    flex-wrap: wrap;
  }
}
@mesdia screen and (max-width: 430px) {
  #main_visual .visual_text p {
    display: none;
  }
}


/* 메인 타이틀 */
.main_title {
  padding-top: 100px ;
  padding-bottom: 50px;
}
.main_title h2 {
  font-size: 50px;
  font-weight: bold;
  color: #00bfff;
}
.main_title h3 {
  font-size: 20px;
  font-weight: 300;
  color: #fff;
  margin-top: 10px;
}
.main_title p {
  font-size: 25px;
  color: #fff;
  opacity: .8;
}

.more_button_wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 50px;
}

.more_button {
  display: flex;
  justify-content: center;
  padding: 10px 20px;
  font-size: 20px;
  border-radius: 15px;
  border: 2px solid #008fbe;
  color: #008fbe;
  font-weight: 500;
  transition: .3s;
}

.more_button:hover {
  background: #008fbe;
  color: #fff;
}


@media screen and (max-width:1200px) {
  .main_title h2 {
  font-size: 45px;
  }
  .main_title h3 {
    font-size: 18px;
  }
  .main_title p {
    font-size: 20px;
  } 
}

@media screen and (max-width:500px) {
  .main_title {
    padding-top: 50px;
    padding-bottom: 40px;
  }
  .main_title h2 {
  font-size: 30px;
  }
  .main_title h3 {
    font-size: 15px;
  }
  .main_title p {
    font-size: 13px;
  } 
  .more_button {
    font-size: 15px;
  }
}

/*메인 슬라이드*/

#main_support {
  width: 100%;
  background: #fff;
  padding: 60px 0;
  background: #091925;
}

#main_support .swiper-wrapper {
  align-items:center;
  transition-timing-function: linear;
}

#main_support .swiper-slide {
  width: 180px;
  display:flex; 
  justify-content:center;
  align-items:center;
}

#main_support .slide_wrap {
  width: 100%;
  overflow: hidden;
  border-radius: 10px;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
}

#main_support .slide_wrap img {
  width:100%;
  height:auto;
  object-fit: contain;
  transition: transform .3s ease, opacity .3s ease, filter .3s ease;
  border-radius: 10px;
}
#main_support .slide_wrap img:hover {
  transform: scale(1.1);
  opacity:1;
  filter:grayscale(0%);
}
/* 간격 조절 */
#main_support .swiper { padding: 0 16px; }
#main_support .swiper-slide { margin-right: 40px; } /* spaceBetween과 시각 일치 */

@media (max-width: 1024px) {
  #main_support .swiper-slide { width: 150px; }
}
@media (max-width: 768px) {
  #main_support { padding: 30px 0; }
}

@media (max-width: 640px) {
  #main_support .swiper-slide { width: 120px; }
}


/*메인 인포*/
#main_info {
  width: 100%;
  background: #091925;
  padding: 100px 0;
  color: #fff;
}

#main_info .main_info_wrap {
  width: 100%;
  display: flex;
  gap: 50px;
}

#main_info .main_info_title {
  width: 40%;
}
#main_info .info_wrap {
  width: 60%;
}

#main_info .main_info_title p {
  color: #00bfff;
  opacity: .7;
}

#main_info .main_info_title h2 {
  font-size: 50px;
  margin: 0 0 20px;
}
#main_info .main_info_title h2 .point {
  color: #00bfff;
}

#main_info .main_info_title h3 {
  font-size: 20px;
  color: rgba(255, 255, 255, .8);
  font-weight: 500;
}

#main_info .info_wrap ul {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

#main_info .info_wrap .info {
  display: flex;
  gap: 20px;
  align-items: center;
}
#main_info .info_wrap .info .left_icon {
  width: 100px;
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  aspect-ratio: 1/1;
}
#main_info .info_wrap .info_3d .left_icon {
  background: linear-gradient(135deg, #ced5ff, #b6e3ff);
}
#main_info .info_wrap .info_service .left_icon {
  background: linear-gradient(135deg, #ffe6f6, #e6cfff);
}
#main_info .info_wrap .info_cnc .left_icon {
  background: linear-gradient(135deg, #cefdff, #def4ff);
}
#main_info .info_wrap .info .left_icon img {
  width: 40px;
  transition: all .3s;
}
#main_info .info_wrap .info:hover .left_icon img {
  width: 50px;
}

#main_info .info_wrap .info .info_txt h4 {
  font-size: 25px;
  transition: .3s;
}
#main_info .info_wrap .info:hover .info_txt h4 {
  color: #00bfff;
}

#main_info .info_wrap .info:hover .info_txt p {
  color: #fff;
}


#main_info .info_wrap .info .info_txt p {
  font-size: 16px;
  margin: 10px 0;
  color: rgba(255, 255, 255, .7);
  transition: .3s;
}

#main_info .info_wrap .info .info_txt .more_view {
  color: rgba(255, 255, 255, .5);
  transition: color .3s;
}
#main_info .info_wrap .info:hover .info_txt .more_view {
  color: #fff;
}


@media screen and (max-width: 1024px) {
  #main_info .main_info_wrap {
    flex-wrap: wrap;
    gap: 50px;
  }
  #main_info .main_info_wrap .main_info_title {
    width: 100%;
  }
  #main_info .main_info_wrap .info_wrap {
    width: 100%;
  }
  #main_info .main_info_wrap .main_info_title h2 br {
    display: none;
  }
  #main_info .main_info_wrap .main_info_title h3 br {
    display: none;
  }

  #main_info .main_info_wrap .main_info_title {
    width: 100%;
  }
}
@media screen and (max-width: 768px) {
  #main_info {
    padding: 30px 0;
  }
  #main_info .main_info_title h2 {
    font-size: 40px;
  }
  #main_info .main_info_title h3 {
    font-size: 18px;
    font-weight: 300;
  }
}

@media screen and (max-width: 500px) {
  
  #main_info .main_info_title h2 {
    font-size: 30px;
    margin-bottom: 10px;
  }
    #main_info .main_info_title h3 {
    font-size: 15px;
  }
  #main_info .info_wrap {
    padding: 0 20px;
  }
  #main_info .info_wrap .info {
    flex-wrap: wrap;
    justify-content: center;
  }
  #main_info .info_wrap .info .info_txt {
    text-align: center;
  }
  #main_info .info_wrap .info .info_txt h4 {
    font-size: 20px;
  }
  #main_info .info_wrap .info .info_txt p {
    font-size: 13px;
    color: #fff;
  }
  #main_info .info_wrap .info .info_txt .more_view {
    font-size: 13px;
    color: #fff;
  }
}
@media screen and (max-width: 400px) {
#main_info .info_wrap {
    padding: 0;
  }
}


/* 메인 섹션01 */
#main_section01 {
  width: 100%;
  background: #091925;
  padding-bottom: 100px;
}

#main_section01 .main_sec01_wrap ul {
  display: flex;
  gap: 10px;
}

#main_section01 .main_sec01_wrap ul li {
  width: calc(20% - 5px);
}

#main_section01 .sec01_icon {
  width: 100%;
  height: 100%;
  padding: 50px 10px;
  background: #16232d;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  transition: .3s;
}

#main_section01 .sec01_icon img { 
  width: 100px;
  position: absolute;
  top: 35%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
}

#main_section01 .sec01_icon img:first-child {
  opacity: 1;
}
#main_section01 .sec01_icon img:nth-child(2) {
    opacity: 0;
}
#main_section01 .sec01_icon:hover img:first-child {
    opacity: 0;
}
#main_section01 .sec01_icon:hover img:nth-child(2) {
    opacity: 1;
}

#main_section01 .sec01_icon h3 {
  padding: 150px 0 0;
  color: rgba(255, 255, 255, .8);
}


#main_section01 .sec01_icon:hover {
  background: rgba(0, 191, 255, .7);
  box-shadow: 0 0 30px rgba(0, 191, 255, 0.4);
}

#main_section01 .sec01_icon:hover h3 {
  color: #fff;
}

@media screen and (max-width:1240px) {
  #main_section01 .sec01_icon img {
    width: 80px;
  }
  #main_section01 .sec01_icon h3 {
    padding: 100px 0 0;
    font-size: 16px;
    text-align: center;
  }
  
}
@media screen and (max-width:960px) {
  #main_section01 .main_sec01_wrap ul {
    justify-content: center;
    flex-wrap: wrap;
   }
  #main_section01 .main_sec01_wrap ul li {
    width: calc(33.333% - 13.333px);
  }
}
@media screen and (max-width:768px) {
  #main_section01 .main_sec01_wrap ul li {
    width: calc(50% - 5px);
  }
}

@media screen and (max-width:400px) {
  #main_section01 .sec01_icon {
    padding: 30px 10px;
  }
  #main_section01 .main_sec01_wrap ul li {
    width: 100%;
  }
}

@media screen and (max-width:500px) {
  #main_section01 {
    padding-bottom: 80px;
  }
}

/* 메인 섹션02 */
#main_section02 {
  width: 100%;
  background: #091925;
  padding-bottom: 100px;
}

	/*business*/
.main_business{
  display: flex;
  flex-wrap:wrap;
  align-items: center;
  padding:114px 0 128px 0;
  position: relative;
  overflow:hidden;
}

.main_business .tab_box{
  width:400px;
  height:370px;
}
.main_business .tab_box ul{
  flex-wrap:wrap;
    }
.main_business .tab_box ul li {
  height: 110px;
  display: flex;
  align-items: center;
  padding-left: 100px;
  cursor: pointer;
  position: relative;
  box-sizing: border-box;
  width: 100%;
  overflow: hidden;
}

.main_business .tab_box ul li:before {
  width: 0;
  height: 100%;
  content: "";
  box-sizing: border-box;
  border-radius: 0 55px 55px 0;
  background: linear-gradient(90deg, #8ea227 0%, #00bfff 100%);
  transition: width 0.5s;
  position: absolute;
  top: 0;
  left: 0;
}

.main_business .tab_box ul li:after {
  width: 12px;
  height: 12px;
  content: "";
  border: 2px solid #fff;
  border-width: 2px 2px 0 0;
  transform: translateY(-50%) rotate(45deg);
  position: absolute;
  top: 50%;
  right: 80px;
  opacity: 0;
  transition: all 0.5s;
}

.main_business .tab_box ul li + li {
  margin-top: 20px;
}

.main_business .tab_box ul li span {
  font-size: 30px;
  color: #aaa;
  font-weight: 700;
  position: relative;
  padding-bottom: 5px;
}

.main_business .tab_box ul li.swiper-slide-thumb-active:before {
  width: 100%;
}

.main_business .tab_box ul li.swiper-slide-thumb-active:after {
  opacity: 1;
  right: 50px;
}

.main_business .tab_box ul li.swiper-slide-thumb-active span {
  color: #fff;
}

/* ---------------- Business Container ---------------- */

.main_business .business_container {
  width: calc(100% - 400px - 260px);
  box-sizing: border-box;
  margin-left: 100px;
  margin-right: 160px;
  overflow: visible;
}

.main_business .business_container .business_slide {
  transition: opacity 0.5s;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2;
  width: 100% !important;
}

.main_business .business_container .business_slide .txt {
  box-sizing: border-box;
  max-width: calc(100% - 720px);
  padding-right: 20px;
}

.main_business .business_container .business_slide .txt span {
  display: block;
  font-size: 28px;
  color: #fff;
  font-weight: 400;
  letter-spacing: -0.05em;
}

.main_business .business_container .business_slide .txt strong {
  display: block;
  font-size: 60px;
  font-weight: 700;
  color: #00bfff;
  
}

.main_business .business_container .business_slide .txt p {
  font-size: 22px;
  color: #fff;
  font-weight: 300;
  padding-left: 20px;
  letter-spacing: -0.03em;
  margin-top: 10px;
  position: relative;
}
.main_business .business_container .business_slide .txt p::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 50%;
  background: #fff;
  width: 5px;
  height: 5px;
  border-radius: 50%;
}

.main_business .business_container .business_slide .txt .more_wrap {
  display: flex;
  justify-content: center;
  width: 100%;
  gap: 20px;
  margin-top: 30px;
}

.main_business .business_container .business_slide .txt .more_wrap a {
  border: none;
  background: none;
  padding: 13px 0;
  width: calc(50% - 10px);
  border-radius: 30px;
  color: #fff;
  transition: .3s;
  font-size: 20px;
  font-weight: 500;
  display: block;
  text-align: center;
}

.main_business .business_container .business_slide .txt .more_wrap .estimate_btn {
  background: #00bfff;
}
.main_business .business_container .business_slide .txt .more_wrap .more_btn {
  background: #8ea227;
  
}

.main_business .business_container .business_slide .txt .more_wrap .estimate_btn:hover{
  background: #008fbe;
}
.main_business .business_container .business_slide .txt .more_wrap .more_btn:hover {
  background: rgb(108, 124, 24);
}

/* ---------------- Thumb (Circle Image) ---------------- */

.main_business .business_container .business_slide .thumb {
  width: 720px;
  height: 0;
  padding-bottom: 716px;
  box-sizing: border-box;
  position: relative;
  border-radius: 100%;
}

.main_business .business_container .business_slide .thumb:before {
  width: 100%;
  height: calc(100% + 4px);
  content: "";
  box-sizing: border-box;
  background: url('../../images/main/main_business_cir.svg') no-repeat center;
  background-size: cover;
  position: absolute;
  top: -2px;
  left: 0;
}

.main_business .business_container .business_slide .thumb .img {
  width: 480px;
  height: 480px;
  box-sizing: border-box;
  border-radius: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  overflow: hidden;
}

.main_business .business_container .business_slide .thumb .img img {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.main_business .business_container .business_slide .thumb p {
  font-size: 20px;
  color: #fff;
  font-weight: 500;
  position: absolute;
  top: 9%;
  right: 85%;
  opacity: 0;
  transition: all 0.5s;
}

/* ---------------- Circle Motion ---------------- */

.main_business .business_container .business_slide .circle_box {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  transition: all 1s;
  transition-delay: 0.2s;
}


.main_business .business_container .business_slide .circle_box span {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 100%;
  background: #00bfff;
  position: absolute;
}

.main_business .business_container .business_slide .circle_box span:before {
  width: calc(100% + 13px);
  height: calc(100% + 13px);
  content: "";
  border-radius: 100%;
  box-sizing: border-box;
  background: rgba(0, 117, 255, 0.20);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* 개별 위치 */
.main_business .business_container .business_slide .circle_box span:nth-child(1) {
  top: 13%;
  left: 14%;
}

.main_business .business_container .business_slide .circle_box span:nth-child(2) {
  top: 38%;
  right: 0;
}

.main_business .business_container .business_slide .circle_box span:nth-child(3) {
  bottom: 1.5%;
  left: 34%;
}

/* ---------------- Active Animation ---------------- */

.main_business .business_container .business_slide.swiper-slide-active {
  z-index: 3;
}

.main_business .business_container .business_slide.swiper-slide-active .thumb p {
  right: 88%;
  opacity: 1;
}

.main_business .business_container .business_slide.swiper-slide-active .circle_box {
  transform: rotate(116deg);
}

.main_business .business_container .business_slide.reverse .circle_box {
  transform: rotate(-123deg);
}


@media only screen and (max-width:1850px)	{
		/*business*/
		.main_business .business_container{margin-right:80px;margin-left:60px;width:calc(100% - 400px - 140px);}
		.main_business .business_container .business_slide .txt{max-width:calc(100% - 600px);}
		.main_business .business_container .business_slide .txt p br{display: none;}
		.main_business .business_container .business_slide .thumb{width:600px;padding-bottom:600px;}
	}
  @media only screen and (max-width:1500px)	{
		/*business*/		
			.main_business:before{font-size:120px;left:45px;}
			.main_business .tab_box{width:300px;margin:0;}
			.main_business .tab_box ul li{padding-left:45px;}
			.main_business .business_container{margin-right:30px;margin-left:40px;width:calc(100% - 300px - 70px);}
			.main_business .business_container .business_slide .txt span{font-size:22px;}
			.main_business .business_container .business_slide .txt strong{font-size:50px;}
			.main_business .business_container .business_slide .txt p{font-size:18px;}
  }
  	@media only screen and (max-width:1200px)	{
		/*business*/		
			.main_business{padding:80px 0 100px 0;align-items: flex-start;}
			.main_business .business_container .business_slide{flex-wrap:wrap;}
			.main_business .business_container .business_slide .txt{max-width:100%;padding:0 0 30px;}
			.main_business .business_container .business_slide .thumb{width:80%;padding-bottom:calc(80% - 4px);margin:0 auto;}
			.main_business .business_container .business_slide .thumb .img{width:80%;height:0;padding-bottom:80%;}
      .main_business .business_container .business_slide .txt .more_wrap {
        gap: 10px;
      }
      .main_business .business_container .business_slide .txt .more_wrap a {
        font-size: 16px;
      }
    }
  @media only screen and (min-width:1024px)	{
		.main_business .tab_box ul li:hover:before{width:100%;}
		.main_business .tab_box ul li:hover:after{opacity:1;right:50px;}
		.main_business .tab_box ul li:hover span{color:#fff;}
    }

  @media only screen and (max-width:860px)	{
    .main_business{padding:40px 0 80px;}
    .main_business:before{display: none;}
    .main_business .tab_box{width:100%;height:auto;}
    .main_business .tab_box ul{flex-wrap:initial;justify-content: center;}
    .main_business .tab_box ul li{height:60px;width:auto;border-radius:30px;justify-content: center;padding:0 22px;}
    .main_business .tab_box ul li:before{border-radius:30px;}
    .main_business .tab_box ul li:after{display: none;}
    .main_business .tab_box ul li + li{margin:0 0 0 20px;}
    .main_business .tab_box ul li span{font-size:28px;}

    .main_business .business_container{width:calc(100% - 60px);margin:40px auto 0 auto;}
  }

  @media only screen and (max-width:640px)	{
		.btn_more{min-width: 144px;height: 50px;}
		.btn_more span{font-size:16px;}

		/*about*/
    .main_business .tab_box ul li{height:50px;}
    .main_business .tab_box ul li + li{margin-left:15px;}
    .main_business .tab_box ul li span{font-size:22px;}

    .main_business .business_container .business_slide .txt span{font-size:20px;}
    .main_business .business_container .business_slide .txt strong{font-size:50px;margin-top:18px;}
    .main_business .business_container .business_slide .txt p{font-size:16px;margin-top:16px;}

    .main_business .business_container .business_slide .thumb p{font-size:16px;}
    .main_business .business_container{width:calc(100% - 30px);}
    }

    @media only screen and (max-width:500px)	{
      #main_section02 {
        padding-bottom: 50px;
      }
      .main_business {
        padding: 40px 20px;
      }
			.main_business .tab_box ul li{height:46px;padding:0 15px;}
			.main_business .tab_box ul li + li{margin-left:10px;;}
			.main_business .tab_box ul li span{font-size:18px;}

			.main_business .business_container .business_slide .txt span{font-size:16px;}
			.main_business .business_container .business_slide .txt strong{font-size:30px;margin-top:12px;}
			.main_business .business_container .business_slide .txt p{font-size:14px;margin-top:10px;}

			.main_business .business_container .business_slide .thumb{width:100%;padding-bottom:calc(100% - 4px);}
			.main_business .business_container .business_slide .thumb p{font-size:14px;right:90%;}
			.main_business .business_container .business_slide .circle_box span{width:8px;height:8px;}
			.main_business .business_container .business_slide .circle_box span:before{width:calc(100% + 6px);height:calc(100% + 6px);}
			.main_business .business_container .business_slide .circle_box span:nth-child(3){bottom:1%;left:33%;}
      .main_business .business_container .business_slide {
        justify-content: center;
      }
      .main_business .business_container .business_slide .txt {
        width: 100%;
      }
      .main_business .business_container .business_slide .txt .sub_txt { 
        display: flex;
        flex-wrap: wrap;
      }
      .main_business .business_container .business_slide .txt .sub_txt p {
        width: 50%;
      }
        .main_business .business_container .business_slide .txt .more_wrap a {
          padding: 10px;
        }
    }

    @media screen and (max-width:430px) {
      .main_business .business_container .business_slide .txt p::before {
        top: 8px;
      }
    }

  @media only screen and (max-width:350px)	{
    .main_business .business_container .business_slide.swiper-slide-active .thumb p {top:3%}
    .main_business .tab_box ul li span {
      font-size: 15px;
    }
  }

/* 메인 섹션03 */
#main_section03 {
  padding-bottom: 100px;
  background: #091925;
  color: #fff;
}

#main_section03 .advantage_wrap {
  width: 100%;
  position: relative;
}

#main_section03 .advantage_wrap ul {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

#main_section03 .advantage_wrap ul li {
  width: calc(33.333% - 10px);
}

#main_section03 .adv_box {
  width: 100%;
  padding: 20px;
  background: #16232d;
  border-radius: 15px;
  height: 100%;
}


#main_section03 .adv_box h3 {
  font-size: 20px;
  margin: 10px 0;
}

#main_section03 .adv_box p {
  font-size: 15px;
  color: rgba(255, 255, 255, .9);
}

/* 순차 하이라이트 + 리프트 애니메이션 */
#main_section03 .adv_box {
  background: #16232d;
  border-radius: 15px;
  padding: 20px;
  will-change: transform, background, box-shadow, color;
  animation: advPulse 8s ease-in-out infinite;
}

/* 1~4번 카드 순서대로 2초 간격으로 시작 */
#main_section03 .advantage_wrap li:nth-child(1) .adv_box { animation-delay: 0s; }
#main_section03 .advantage_wrap li:nth-child(2) .adv_box { animation-delay: 1.33s; }
#main_section03 .advantage_wrap li:nth-child(3) .adv_box { animation-delay: 2.66s; }
#main_section03 .advantage_wrap li:nth-child(4) .adv_box { animation-delay: 3.99s; }
#main_section03 .advantage_wrap li:nth-child(5) .adv_box { animation-delay: 5.32s; }
#main_section03 .advantage_wrap li:nth-child(6) .adv_box { animation-delay: 6.65s; }

/* 텍스트/아이콘도 같이 부드럽게 */
#main_section03 .adv_box,
#main_section03 .adv_box h3,
#main_section03 .adv_box p,
#main_section03 .adv_box img {
  transition: color .3s ease, filter .3s ease;
}

/* 핵심 키프레임: 기본 → 강조(리프트+블루) → 기본 복귀
   8초 주기에서 각 카드가 0~25% 구간에 '강조' 상태가 됨.
   나머지 시간엔 기본 상태. nth-child 지연으로 순차 실행 */
@keyframes advPulse {
  0%,
  20%,
  30% {
    transform: translateY(0);
    background: #16232d;
    color: rgba(255,255,255,.85);
    box-shadow: none;
  }
  5%,
  15% {
    transform: translateY(-12px);              /* 위로 붕 뜨기 */
    background:  rgba(0, 191, 255, .7);                       /* 강조 배경 */
    color: #fff;                            /* 가독성 위해 글자색 어둡게 */
    box-shadow: 0 14px 36px rgba(0,191,255,.35);
  }
  /* 30%,
  100% {
    transform: translateY(0);
    background: #16232d;
    color: rgba(255,255,255,.85);
    box-shadow: none;
  } */
}

/* 접근성: 모션 최소화 선호 시 애니메이션 비활성/축소 */
@media (prefers-reduced-motion: reduce) {
  #main_section03 .adv_box {
    animation: none;
  }
}

/* 이미지 살짝 틀어지는(기울기) 모션 */
#main_section03 .adv_box img {
  display: block;
  transform-origin: 50% 60%;
  will-change: transform;
  animation: advTilt 8s ease-in-out infinite;
}

/* 카드 순서와 동일한 지연을 이미지에도 적용 (동기화 핵심) */
#main_section03 .advantage_wrap li:nth-child(1) .adv_box img { animation-delay: 0s; }
#main_section03 .advantage_wrap li:nth-child(2) .adv_box img { animation-delay: 1.33s; }
#main_section03 .advantage_wrap li:nth-child(3) .adv_box img { animation-delay: 2.66s; }
#main_section03 .advantage_wrap li:nth-child(4) .adv_box img { animation-delay: 3.99s; }
#main_section03 .advantage_wrap li:nth-child(5) .adv_box img { animation-delay: 5.32s;}
#main_section03 .advantage_wrap li:nth-child(6) .adv_box img { animation-delay: 6.65s; }

/* 하이라이트 구간(5%~25%)에서만 살짝 회전 */
@keyframes advTilt {
  0%, 20%, 100% {
    transform: rotate(0deg);
  }
  5%, 15% {
    transform: rotate(8deg);  /* 각도는 취향껏 -3 ~ -8deg 사이 추천 */
  }
}

@media screen and (max-width: 1150px) {
  #main_section03 .adv_box img {
    width: 40px;
  }
  #main_section03 .adv_box h3 {
    font-size: 16px;
  }

  #main_section03 .adv_box p {
    font-size: 13px;
  }
}

@media screen and (max-width: 820px) {
  #main_section03 .advantage_wrap ul {
    flex-wrap: wrap;
  }
  #main_section03 .advantage_wrap ul li {
    width: calc(50% - 7.5px);
  }
}

@media screen and (max-width: 500px) {
   #main_section03{
    padding-bottom: 80px;
   }
}

@media screen and (max-width: 430px) {
  #main_section03 .advantage_wrap ul {
    gap: 10px;
  }
#main_section03 .advantage_wrap ul li {
    width: 100%;
  }
  #main_section03 .adv_box h3 {
    margin: 10px 0 5px;
  }
}

/* 메인섹션04(리뷰)*/
#main_section04 {
  background: #091925;
  color: #fff;
  padding-bottom: 100px;
}

#main_section04 .review {
  padding: 0 25px;
}

#main_section04 .review ul {
  display: flex;
  align-items: stretch;  
}

#main_section04 .review ul li {
  width: 100%;
  height: 100%;
  background: #284052;
  padding: 20px;
  border-radius: 20px;
}

#main_section04 .review .swiper-slide {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: auto !important; /* Swiper 기본 높이 고정값 해제 */
}

#main_section04 .review .rev_img {
  max-height: 250px;
  height: 100%;
  overflow: hidden;
  border-radius: 20px;
}

#main_section04 .review ul li img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  border-radius: 20px;
}

#main_section04 .review .rev_mem_wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
}
#main_section04 .review .rev_mem {
  display: flex;
  gap: 20px;
  align-items: center;
}

#main_section04 .review .rev_mem_wrap h2 {
  width: 50px;
  height: 50px;
  text-align: center;
  line-height: 50px;
  border-radius: 50%;
}

#main_section04 .review .avatar1 {
  background: #00bfff;
}
#main_section04 .review .avatar2 {
  background: #8ea227;
}
#main_section04 .review .avatar3 {
  background: #cc6d00;
}
#main_section04 .review .avatar4 {
  background: #7118ff;
}
#main_section04 .review .avatar5 {
  background: #af0000;
}
#main_section04 .review .avatar6 {
  background: #e2c000;
}
#main_section04 .review .avatar7 {
  background: #ff00ea;
}
#main_section04 .review .avatar8 {
  background: #1e35ff;
}
#main_section04 .review .avatar9 {
  background: #099c09;
}
#main_section04 .review .avatar10 {
  background: #07bbbb;
}
#main_section04 .review .avatar11 {
  background: #cfb000;
}

#main_section04 .review .avatar12 {
  background: #753306;
}

#main_section04 .review .rev_name p {
  font-size: 20px;
  font-weight: 700;
}

#main_section04 .review .rev_text {
  padding: 20px 0;
}

#main_section04 .review .rev_date {
  display: flex;
  justify-content: space-between;
  opacity: .8;
}

#main_section04 .review .swiper-button-next {
  right: 0;
}

#main_section04 .review .swiper-button-prev {
  left: 0;
}

#main_section04 .review .swiper-button-next,
#main_section04 .review .swiper-button-prev {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(2px);
  display: flex;
  justify-content: center;
  align-items: center;
}


#main_section04 .review .swiper-button-next::after {
  content: '→';
  display: block;
  color: #fff;
  font-weight: 100;
}
#main_section04 .review .swiper-button-prev::after {
  content: '←';
  display: block;
  color: #fff;
  font-weight: 100;
  /* border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(-45deg); */
}
#main_section04 .review .swiper-button-next:hover,
#main_section04 .review .swiper-button-prev:hover {
  background: rgba(0,0,0,.55);
}

@media screen and (max-width:1024px) {
  #main_section04 .review .rev_mem {
    gap: 10px;
  }
  #main_section04 .review .rev_name p {
    font-size: 16px;
  }
  #main_section04 .review .rev_name span {
    font-size: 13px;
  }
  #main_section04 .review .rev_star span {
    font-size: 13px;
  }

  #main_section04 .review .rev_text {
    padding: 10px 0;
    font-size: 15px;
  }
  #main_section04 .review .rev_date {
    font-size: 13px;
  }
}

@media screen and (max-width:500px) {
  #main_section04 {
    padding-bottom: 50px;
  }
  #main_section04 .review .rev_mem_wrap h2 {
    width: 40px;
    height: 40px;
    line-height: 40px;
    font-size: 20px;
  }
}

@media screen and (max-width:400px) {
  #main_section04 .review {
    padding:  0;
  }
  #main_section04 .review ul li {
    padding: 15px;
    border-radius: 10px;
  }
  #main_section04 .review ul li img {
    border-radius: 10px;
  }
  #main_section04 .review .rev_img {
    max-height: 180px;
  }
  #main_section04 .review .swiper-button-next, #main_section04 .review .swiper-button-prev {
    display: none;
  }
  #main_section04 .review .rev_mem_wrap {
    padding-top: 10px;
  }
  #main_section04 .review .rev_text{
    padding: 5px 0;
  }
}


/* 메인섹션05(포트폴리오)*/
#main_section05 {
  background: #091925;
  padding-bottom: 100px;
}


#main_section05 .portfolio_wrap {
  width: 100%;
  height: 300px;
  padding-bottom: 30px;
  overflow: hidden;
}

#main_section05 .portfolio_wrap .swiper-wrapper {
  transition-timing-function: linear;
  column-gap: 30px;
}

#main_section05 .portfolio_wrap .swiper-slide {
  width: 300px;
}

#main_section05 .portfolio_wrap .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 15px;
  position: relative;
}
#main_section05 .portfolio_wrap .swiper-slide .hover_text {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  text-align: center;
  color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, 1), rgba(0, 0, 0, 0));
  border-radius: 0 0 15px 15px;
  padding: 100px 0 20px;
}

/* 카드(슬라이드) 자체가 클리핑 되도록 */
#main_section05 .portfolio_wrap .swiper-slide {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  width: 300px;
}

/* 이미지 확대 효과 */
#main_section05 .portfolio_wrap .swiper-slide img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1);                /* 기본 */
  transition: transform .5s ease;     /* 확대 트랜지션 */
}

/* 오버레이 텍스트: 기본 숨김(아래) */
#main_section05 .portfolio_wrap .swiper-slide .hover_text {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  transform: translateY(100%);        /* 아래로 숨기기 */
  opacity: 0;
  transition: transform .45s ease, opacity .45s ease;
  padding: 100px 0 20px;
  text-align: center; color: #fff;
  background: linear-gradient(to top, rgba(0,0,0,1), rgba(0,0,0,0));
}

/* 호버 시: 이미지 확대 + 텍스트 슬라이드업 */
#main_section05 .portfolio_wrap .swiper-slide:hover img {
  transform: scale(1.08);
}
#main_section05 .portfolio_wrap .swiper-slide:hover .hover_text {
  transform: translateY(0%);
  opacity: 1;
}

@media screen and (max-width:500px) {
  #main_section05 {
    padding-bottom: 50px;
  }
  #main_section05 .portfolio_wrap {
    height: 200px;
  }
  #main_section05 .portfolio_wrap .swiper-slide {
    width: 200px;
  }
  #main_section05 .portfolio_wrap .swiper-wrapper {
    column-gap: 10px;
  }

  #main_section05 .portfolio_wrap .hover_text h3 {
    font-size: 16px;
  }
  #main_section05 .portfolio_wrap .hover_text p {
    font-size: 14px;
  }

  /* hover 효과 제거 + 텍스트 항상 노출 */
  #main_section05 .portfolio_wrap .swiper-slide img {
    transform: none !important;
    transition: none !important;
  }
  #main_section05 .portfolio_wrap .swiper-slide .hover_text {
    transform: translateY(0) !important;
    opacity: 1 !important;
    transition: none !important;
  }
  /* :hover 상태에서도 변화 없도록 한 번 더 고정 */
  #main_section05 .portfolio_wrap .swiper-slide:hover img {
    transform: none !important;
  }
  #main_section05 .portfolio_wrap .swiper-slide:hover .hover_text {
    transform: translateY(0) !important;
    opacity: 1 !important;
  }
}