/* common */
body {
  overflow-x: hidden;
}
.gnb-chk {
  padding: 3.75em;
}
.gnb-chk .top-logo a {
  transition: none;
}
header .btn-companyInfo {
  display: flex;
  align-items: center;
  transition: none;
}
.btn-menu span {
  transition: transform .25s ease-in-out, left .25s ease-in-out, width .25s ease-in-out;
}
.gnb-chk.on {
  padding: 1.5em 3.75em;
}
.gnb-chk.color-white {
  padding: 3.75em 3.75em 0;
}
.gnb-chk.color-white .top-logo a,
.gnb-chk.dark.color-white .top-logo a {
  background-image: url(https://avivland.com/images/client/icon/logo-AVIV.png)
}
.gnb-chk.dark .top-logo a {
  background-image: url(https://avivland.com/images/client/icon/logo-AVIV-color.png)
}
.gnb-chk.dark .btn-companyInfo {
  border-color: #000;
}
.gnb-chk.dark header .btn-companyInfo {
  color: #000;
  font-weight: 400;
}
.gnb-chk.dark .btn-companyInfo .ico-down {
  background: url(https://avivland.com/images/client/icon/ico-arrowSm-black.png) no-repeat 3px 2px;
}
.gnb-chk.dark .btn-menu span {
  background: #000;
}
.gnb-chk.color-white .btn-companyInfo {
  border-color: #fff;
}
.gnb-chk.color-white header .btn-companyInfo {
  color: #fff;
  font-weight: 300;
}
.gnb-chk.color-white .btn-companyInfo .ico-down {
  background: url(https://avivland.com/images/client/icon/ico-common.png) no-repeat -58px 1px;
}
.gnb-chk.color-white .btn-menu span {
  background: #fff;
}


#footer {
  background: #000;
  padding: 4.75em 0;
}
#footer .ft-wrap {
  max-width: 1440px;
  width: calc(100% - 7.5em);
}
#footer .ft-wrap .ft-con,
#footer .ft-wrap .ft-logo,
#footer .ft-wrap .ft-copyInfo {
  display: block;
}
#footer .ft-wrap .ft-logo {
  max-width: 5.5em;
}
#footer .ft-wrap .ft-copyInfo .copyInfo {
  color: #fff;
  font-size: 12px;
}
#footer .ft-wrap .ft-copyInfo a {
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  margin-top: 1em;
}
#footer .ft-wrap .ft-copyInfo .txt-copy {
  color: #999;
  font-size: 12px;
  font-weight: 300;
  margin-top: 1.5em;
}

.btn-linkArea {
  top: 0;
}
#footer .btn-top {
  top: 0;
  right: 3.75em;
  transform: translateY(-50%);
}

/* contact */
.section4-con .txt-subs {
  margin-top: 0.5em;
}
.section4-con .txt-subs span {
  font-size: 1.875em;
  font-weight: 300;
}
.section4-con .tab-sliderWrap {
  margin-top: 3em;
}
.section4-con form {
  max-width: 1080px;
}
.section4-con .inq-tr input:focus,
.section4-con textarea:focus,
.section4-con .inq-tr input:active,
.section4-con textarea:active,
.section4-con .inq-tr input:not(:placeholder-shown),
.section4-con textarea:not(:placeholder-shown) {
  color: #050051;
  font-weight: 500;
}

.box-scroll em {
  color: #999;
}
.box-scroll em:after {
  background-color: #61aa31;
}
.box-scroll p {
  color: #999;
  margin-top: 0;
  line-height: 1.7;
}

.contact-wrap {
  max-width: 1440px;
  background-size: cover;
  background-position: right center;
  display: flex;
  align-items: center;
}
.contact-con,
.contact-con .contact-group .con-itemWrap {
  display: initial;
}
.contact-con:last-child {
  flex: 1;
}
.contact-con .contact-group {
  display: flex;
}

/* works */
.works-wrap {
  background-color: #191919;
  box-sizing: border-box;
  min-height: 100%;
  padding-top: 12.7em;
  padding-bottom: 10.5em;
}
.works-inner {
  max-width: 1560px;
  padding: 0 4em;
  margin: 0 auto;
  transition: padding 0.5s;
}
.works-tab .pcVer {
  display: flex;
  gap: 0 2em;
  font-size: 1.125em;
  margin-bottom: 2em;
}
.works-tab .pcVer a {
  color: #fff;
}
.works-tab-item.active {
  font-weight: 900;
}
.works-tab .mobileVer {
  display: none;
  margin-bottom: 2em;
  width: 9em;
  position: relative;
  z-index: 100;
}
.works-tab .mobileVer a {
  display: inline-block;
  color: #fff;
  line-height: 2.5em;
  padding: 0 1.25em;
}
.dropdown {
  display: flex !important;
  justify-content: space-between;
  align-items: center;
  border: 1px solid #fff;
  border-radius: 20px;
  transition: border-radius 0.2s;
}
.dropdown-arrow {
  display: inline-block;
  background: url(https://avivland.com/images/client/icon/ico-downArrow.png) no-repeat center center / contain;
  width: 10px; height: 7px;
}
.dropdown-list {
  display: none;
  border-radius: 0 0 20px 20px;
  width: 100%;
  position: absolute;
  top: 100%;
}
.dropdown-list a {
  box-sizing: border-box;
  color: rgba(255, 255, 255, 0);
  display: block;
  width: 100%;
  transition: color 0.5s;
}
.dropdown.on {
  display: none;
  background-color: rgba(5, 0, 82, 0.8);
  border-color: rgba(5, 0, 82, 0.8);
  border-bottom-color: rgba(255, 255, 255, 0.2);
  border-radius: 20px 20px 0 0;
  transition: border-radius 0.2s;
}
.dropdown.on .dropdown-arrow {
  transform: scale(-1);
}
.dropdown.on + .dropdown-list {
  background-color: rgba(5, 0, 82, 0.8);
}
.dropdown.on + .dropdown-list a {
  color: rgba(255, 255, 255, 1);
}
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3.8em 1.5em;
}
.work-image{
  display: block;
  aspect-ratio: 1.78 / 1;
  overflow: hidden;
}
.work-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.work-image:hover img{
  transform: scale(1.04);
}
.work-info {
  margin-top: 1.5em;
}
.work-title {
  color: #fff;
  font-size: 1.25em;
  font-weight: 700;
  word-break: keep-all;
}
.work-category {
  color: #acacac;
  font-size: 0.925em;
  margin-top: 0.5em;
}

/* works-detail */
.portfolio-visual-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
}
.portfolio-visual {
  background: none;
  width: 100%;
  aspect-ratio: 16 / 9;
  position: fixed;
  left: 0; top: 0;
  z-index: 0;
}
.portfolio-visual picture,
.portfolio-visual img {
  width: 100%;
}
.portfolio-visual-wrap .btn-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: fixed;
  top: 0; left: 0;
  z-index: 0;
}
.portfolio-visual-wrap .btn-prev,
.portfolio-visual-wrap .btn-next {
  width: 4em;
  position: absolute;
  top: 50%;
  z-index: 99;
  padding: 1em;
  margin-top: -40px;
}
.portfolio-visual-wrap .btn-prev {
  left: 10px;
}
.portfolio-visual-wrap .btn-next {
  right: 10px;
}
.portfolio-info {
  color: #000;
  box-sizing: border-box;
  width: 100%;
  padding: 6em 14.0625% 10em;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.portfolio-info .info-left {
  box-sizing: border-box;
  float: left;
  width: 48%;
  padding-right: 2em;
}
.portfolio-info .info-right {
  border-left: 0;
  width: 52%;
  padding-left: 0;
}
.info-detail dl:not(:last-child) {
  margin-bottom: 1em;
}
.portfolio-contents {
  position: relative;
  z-index: 1;
}
.pj-title {
  float: none;
  color: #000;
  font-size: 3.125em;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  width: 100%;
  max-width: none;
}
.pj-category {
  color: #999;
  font-size: 0.875em;
  font-weight: 700;
  letter-spacing: -0.4px;
}
.pj-value {
  font-size: 1.125em;
  font-weight: 500;
  letter-spacing: -0.6px;
}
.pj-subtit {
  font-size: 1.375em;
  font-weight: 700;
  letter-spacing: -1px;
}
.pj-txt {
  float: none;
  color: #000;
  font-size: 1em;
  font-weight: 500;
  letter-spacing: -0.6px;
  line-height: 1.7;
  width: 100%;
  padding-right: 0;
  max-width: none;
}
.pj-txt:not(:first-child) {
  margin-top: 1.5em;
}
picture {
  display: block;
}

/* 250415 수정사항 */
#gnb ul li {
  line-height: 1.5;
}
#gnb ul a {
  font-size: 3.5em;
}
#gnb.hide ul li:nth-child(6) a {
  animation-delay: .5s;
}
#gnb.show ul li:nth-child(6) a {
  animation-delay: 1s;
}
/* 250415 수정사항 */


/* 250519 */
.portfolio-contents {
  background-color: #fff;
}
.portfolio-video {
  background-color: #000;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.portfolio-video img {
  cursor: pointer;
}
.portfolio-video .video-player {
  width: 100%; height: 100%;
  position: absolute;
  left: 0; top: 0;
  opacity: 0;
}
.portfolio-video.active img {
  opacity: 0;
}
.portfolio-video.active .video-player {
  opacity: 1;
}