body{
    -ms-overflow-style: none;
}
::-webkit-scrollbar {
    display: none;
}

.h_top {
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
}
.sec_title {
    font-size: var(--ft40);
    font-weight: var(--semi-bold);
}


/*-------------------- loading_wrap --------------------*/
.loading_wrap {
    width: 100%;
    height: 100dvh;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 20;
    background-color: var(--gray-200);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity .4s .6s ease;
}
.loading_wrap::before {
    content: "";
    width: 100%;
    height: 100%;
    background-image: url('/images/grid.png');
    background-repeat: repeat;
    background-size: auto;
    position: absolute;
    top: 0;
    left: 0;
    opacity: .07;
}
.loading_text {
    width: 600px;
    display: flex;
    position: relative;
    z-index: 1;
}
.loading_svg {
    width: 100%;
    transition: scale .5s .4s cubic-bezier(.63,-0.42,.83,.67);
}
.loading_svg path {
    fill: rgba(0, 0, 0, 0);
    stroke-width: 1px;
    stroke: var(--gray-700);
    stroke-dashoffset: 800;
    stroke-dasharray: 800;
    transition: fill .6s ease;
}
.loading_btm {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    position: absolute;
    left: 50%;
    bottom: 60px;
    transform: translateX(-50%);
}
.loading_btm p {
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--gray-600);
}
.loading_per {
    width: 50px;
    text-align: right;
}

.loading_text_mask {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-mask-image: url('/images/bulid_logo.svg');
    mask-image: url('/images/bulid_logo.svg');
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
    -webkit-mask-size: contain;
    mask-size: contain;

    overflow: hidden;
    transition: opacity .3s ease;
}

.fill_bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    transform: translateX(-100%);
    background: url('/images/textline.svg') repeat;
    background-size: cover;
}

.loading_deco {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity .3s ease;
}
.deco_line {
    stroke-width: 1;
    stroke: var(--gray-600);
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
}
.deco_arrow {
    fill: var(--gray-600);
    opacity: 0;
}

.loading_wrap.active .loading_svg path {
    animation: path .9s linear forwards;
}
.loading_wrap.active .deco_line {
    animation: decoLine .6s var(--line-delay) ease forwards;
}
.loading_wrap.active .deco_arrow {
    animation: decoArrow .3s var(--arrow-delay) ease forwards;
}  
@keyframes path {
    to {
        stroke-dashoffset: 0
    }
} 
@keyframes decoLine {
    to {
        stroke-dashoffset: 0;
    }
}
@keyframes decoArrow {
    to {
        opacity: 1;
    }
}


.loading_wrap.complete {
    opacity: 0;
    pointer-events: none;
}
.loading_wrap.complete .loading_svg {
    scale: .5;
}
.loading_wrap.complete .loading_svg path {
    fill: var(--gray-700);
}
.loading_wrap.complete .loading_text_mask {
    opacity: 0;
}
.loading_wrap.complete .loading_deco {
    opacity: 0;
}

/*-------------------- main_sec --------------------*/
.main_sec {
    height: 180vh;
    position: relative;
    top: 0;
    left: 0;
    z-index: 2;
}
.main_sticky {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
}
.main_bg {
    width: 100%;
    height: 100%;
    padding: 0 50px;
    background-color: var(--gray-200);
    position: absolute;
    top: 0;
    left: 0;
}

.main_bg_img {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.ani_bg {
    width: 100%;
    height: 100%;
    background-color: var(--gray-200);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 2;
}
.bg_filter {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .6);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}
.main_full {
    width: 100%;
    height: 100%;
    position: relative;
}
/*-- main_box --*/
.main_box {
    position: relative;
    overflow: hidden;
}
.main_box.main_w {
    background-color: var(--gray-200);
    z-index: 2;
}
.main_box.main_g {
    position: absolute;
    top: 0;
    left: 0;
    left: 0;
    right: 0;
    z-index: 1;
}
.main_inner {
    width: 100%;
    max-width: 1470px;
    margin: 0 auto;
    padding: 180px 0 20px;
}
.main_flex {
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
}
.main_box .text_box {
    margin-top: 20px;
    opacity: 0;
}
.main_text {
    height: 50px;
    font-size: var(--ft18);
    font-weight: var(--medium);
    margin-bottom: 24px;
}
.main_box.main_w .main_text {
    color: var(--gray-600);
}
.main_box.main_g .main_text {
    color: var(--white);
}
.text_img {
    width: auto;
    height: 220px;
    flex-shrink: 0;
}
.text_img img {
    width: auto;
}
.text_img.text_build {
    transform: translateX(10%);
    opacity: 0;
}
.text_img.text_bizer {
    transform: translateX(-10%);
    opacity: 0;
}

/*-- scroll_down --*/
.scroll_down {
    width: 0%;
    padding: 0 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    margin: 0 auto;
    z-index: 2;
    opacity: 0;
}
.scroll_down span {
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--white);
    opacity: .8;
    flex-shrink: 0;
    animation: scroll 1.5s alternate infinite;
}
@keyframes scroll {
    from {
        transform: translateY(-4px);
    }
    to {
        transform: translateY(4px);
    }
}
.scroll_down::before,
.scroll_down::after {
    content: '';
    display: block;
    width: 100%;
    height: 1px;
    background-color: var(--white-500);
}


/*-------------------- sequence --------------------*/
/*-------------------- sequence --------------------*/
.scroll_left {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity .5s ease, transform .5s ease;
}
.scroll_y {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .5s ease, transform .5s ease;
}
.sequence_sec.text_show .scroll_left,
.sequence_sec.text_show .scroll_y {
    opacity: 1;
    transform: translateX(0px) translateY(0px);
    transition: opacity .5s var(--scroll) ease, transform .5s var(--scroll) ease;
}

.sequence_sticky {
    margin-top: -100vh;
    height: calc(300vh + 200vh * 4 + 80vh * 6 + 100vh * 2);
    position: relative;
}
.sequence_pin {
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0;
}
.sequence_pin span {
    display: block;
    width: 100%;
    margin-top: 80vh;
}
.sequence_pin span:first-child {
    margin-top: 0;
}
.sequence_pin span:nth-child(2) {
    margin-top: 700px;
}

.sequence1 {
    z-index: 2;
    clip-path: inset(0%, 0%, 0%, 0%);
    opacity: 1 !important;
}

/*-- swiper --*/

.vertical_title {
    font-weight: var(--medium);
    color: var(--white);
    margin-bottom: 16px;
}
.vertical_swiper  {
    width: 155px;
    height: calc((100px * 3) + (10px * 2));
    overflow: hidden;
}
.vertical_box {
    width: 155px;
    height: 100px;
}
.vertical_pagination {
    margin-top: 16px;
}

.swiper_box {
    position: relative;
    aspect-ratio: 3 / 2;
    border: 1px solid rgba(255, 255, 255, 0);
    transition: all .3s ease;
}
.swiper_img {
    width: 100%;
    height: 100%;
    background-color: var(--gray-300);
    position: relative;
}
.swiper_inner {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0;
    transition: opacity .3s ease;
}
.swiper_inner p {
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--white);
    text-align: center;
    pointer-events: none;
}
.swiper_box:hover {
    padding: 6px;
    border-color: var(--white-200);
}
.swiper_box:hover .swiper_inner {
    opacity: 1;
}

.swiper_pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}
.swiper_btn {
    width: 24px;
    height: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: .5;
    transition: opacity .4s ease;
}
.swiper_btn img {
    width: 14px;
    height: 14px;
}
.swiper_btn:hover {
    opacity: 1;
}
.swiper_num {
    width: 36px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.swiper_num,
.swiper_num * {
    font-size: var(--ft14);
    color: var(--white-500);
}
.swiper_num .swiper-pagination-current {
    color: var(--white);
}

/*-------------------- canvas_wrap --------------------*/
.canvas_wrap {
    width: 100%;
    height: 100dvh;
    position: sticky;
    top: 0;
    left: 0;
}
.canvas_wrap canvas {
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
}
.canvas_wrap canvas.show {
    opacity: 1;
}

.canvas_filter {
    width: 100%;
    height: 100%;
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.70) 0%, rgba(0, 0, 0, 0.10) 100%);
    position: absolute;
    top: 0;
    z-index: 1;
}

/*-------------------- sequence --------------------*/
.sequence_wrap {
    position: fixed;
    top: 0;
    left: 0;
}
.sequence {
    width: 100%;
    height: 100dvh;
    margin-top: -100dvh;
    position: sticky;
    top: 0;
    left: 0;
}
.sequence_sec {
    width: 100%;
    height: 100dvh;
    top: 0;
    left: 0;
    z-index: 2;
    position: absolute;
    opacity: 0;
    pointer-events: none;
    transition: opacity .6s ease;
}
.sequence_inner {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    z-index: 1;
}
.sequence_sec.text_show {
    opacity: 1;
    pointer-events: all;
}

.s_type {
    width: fit-content;
    height: fit-content;
    padding: 4px 40px;
    background-color: var(--white-100);
    font-size: var(--ft16);
    font-weight: var(--medium);
    color: var(--white-800);
    position: relative;
    display: block;
    margin-bottom: 30px;
}
.s_type::before,
.s_type::after {
    content: '';
    display: block;
    width: 4px;
    height: 4px;
    position: absolute;
    pointer-events: none;
}
.s_type::before {
    border-top: 1px solid #8c8c8c;
    border-left: 1px solid #8c8c8c;
    top: 0;
    left: 0;
}
.s_type::after {
    border-bottom: 1px solid #8c8c8c;
    border-right: 1px solid #8c8c8c;
    bottom: 0;
    right: 0;
}
.s_title {
    font-size: var(--ft32);
    font-weight: var(--semi-bold);
    color: var(--white);
    margin-bottom: 20px;
}
.s_text {
    font-weight: var(--medium);
    color: var(--white);
}
.s_list {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 12px;
}
.s_list li {
    display: flex;
    align-items: center;
    gap: 16px;
}
.s_num {
    width: 32px;
    height: 32px;
    background-color: var(--white-100);
    border: 1px solid var(--white-200);
    font-size: 12px;
    color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
}
.s_list p {
    font-weight: var(--medium);
    color: var(--white);
}

/*-------------------- sec1 --------------------*/
.sec1.sequence_sec {
    opacity: 1 !important;
    pointer-events: all;
    background-color: rgba(0, 0, 0, 0.6);
}
.sec1 .sequence_inner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
}
.about_title {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
}
.about_title span {
    font-size: var(--ft32);
    font-weight: var(--semi-bold);
    text-align: center;
    color: rgb(255, 255, 255, .4);
    background: linear-gradient(to right, #fff, #fff) no-repeat;
    -webkit-background-clip: text;
    background-clip: text;
    background-size: 0%;
    display: inline-block;
}

/*-------------------- sec2 --------------------*/
.sec2 .sequence_inner {
    display: flex;
    justify-content: end;
    align-items: end;
    padding-right: 60px;
    padding-bottom: 130px;
}
.sec2 .sequence_box {
    display: flex;
    flex-direction: column;
    justify-content: end;
    align-items: center;
    gap: 90px;
    position: relative;
}
.sec2 .s_line {
    padding: 20px 0;
    padding-left: 40px;
    position: relative;
    overflow: hidden;
}
.sec2 .s_line::before {
    content: '';
    display: block;
    width: 1px;
    /* height: 100%; */
    height: 0;
    background-color: var(--white-400);
    position: absolute;
    top: 0;
    left: 0;
    transition: height .5s .5s ease;
}
.sec2 .s_line::after {
    content: '';
    display: block;
    width: 1px;
    /* height: 25%; */
    height: 0;
    background-color: var(--white);
    position: absolute;
    top: 0;
    left: 0;
    transition: height .5s .5s ease;
    animation: sline 3s infinite linear;
}
@keyframes sline {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(400%);
    }
}

/*-- floor_list --*/
.floor_list {
    width: 100%;
    max-width: 660px;
    overflow: hidden;
}
.floor_h {
    width: 100%;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.floor_h p {
    color: var(--white);
    font-weight: var(--medium);
}
.sec2 .swiper_box {
    max-width: calc((100% - 30px) / 4);
    margin-right: 10px;
}


/*-- focus --*/
.focus {
    display: flex;
    align-items: start; 
    margin-right: -80px
}
.focus_svg {
    width: 500px;
    opacity: 0;
    filter: blur(10px);
    -wegkit-filter: blur(10px);
    scale: .6;
    transition: all .5s ease;
}
.focus_line {
    width: 340px;
    margin-left: -60px;
    flex-shrink: 0;
}
.focus_line circle {
    opacity: 0;
    transition: opacity .5s ease;
}
.focus_line path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    transition: all 1s ease;
}
.focus_1 {
    animation: focus1 3s infinite alternate;
    transform-origin: center center;
}
.focus_2 {
    animation: focus2 3s infinite alternate;
    transform-origin: center center;
}
.focus_3 {
    animation: focus3 3s infinite linear;
    transform-origin: center center;
}
@keyframes focus1 {
    to {
        transform: rotate(180deg);
    }
}
@keyframes focus2 {
    to {
        transform: rotate(-180deg);
    }
}
@keyframes focus3 {
    to {
        transform: rotate(360deg);
    }
}

/*-- sec2 --*/
.sec2.text_show .focus_svg {
    opacity: 1;
    filter: blur(0);
    -webkit-filter: blur(0);
    scale: 1;
}
.sec2.text_show .s_line::before {
    height: 100%;
}
.sec2.text_show .s_line::after {
    height: 25%;
}
.sec2.text_show .focus_line circle {
    opacity: 1;
}
.sec2.text_show .focus_line path {
    stroke-dashoffset: 0;
}
.sec2.text_show .focus_line path:nth-child(1) {
    transition-delay: .2s;
}
.sec2.text_show .focus_line path:nth-child(2) {
    transition-delay: .3s;
}

/*-------------------- sec3 --------------------*/
.sec3 .sequence_inner {
    display: flex;
    justify-content: end;
    align-items: center;
    padding: 0 150px;
}

/*-- preview_wrap --*/
.preview_wrap {
    width: 280px;
    margin-top: 40px;
}
.preview_h {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.preview_title p {
    font-weight: var(--medium);
    color: var(--white);
    display: none;
}
.preview_title p.show {
    display: block;
}

.preview_swiper {
    width: 100%;
    aspect-ratio: 5 / 3;
    margin-top: 16px;
    overflow: hidden;
    display: none;
}
.preview_swiper.show {
    display: block;
}
.preview_swiper .swiper_box {
    max-width: 100%;
    margin-right: 0;
}


/*-- camera --*/
.camera {
    width: 100%;
    height: 100%;
    padding: 100px 60px 120px;
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}
.sec3 .camera_outer {
    scale: .6;
    transition: scale .5s ease;
}
.camera_outer {
    width: 100%;
    height: 100%;
    position: relative;
    pointer-events: none;
}
.camera_outer span {
    width: 160px;
    aspect-ratio: 1/1;
    border-top: 1px solid var(--white-400);
    border-left: 1px solid var(--white-400);
    position: absolute;
}
.camera_outer span:nth-child(1) {
    top: 0;
    left: 0;
}
.camera_outer span:nth-child(2) {
    top: 0;
    right: 0;
    transform: rotate(90deg);
}
.camera_outer span:nth-child(3) {
    bottom: 0;
    left: 0;
    transform: rotate(270deg);
}   
.camera_outer span:nth-child(4) {
    bottom: 0;
    right: 0;
    transform: rotate(180deg);
}

.camera_inner {
    width: 100%;
    height: 100%;
    padding: 100px 60px 160px;
    position: absolute;
    top: 0;
    left: 0;
}
.camera_preview {
    display: flex;
    align-items: start;
    gap: 10px;
}
.preview {
    padding: 16px;
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--white);
    opacity: .8;
    display: flex;
    align-items: center;
    gap: 6px;
}
.preview::after {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--white);
    animation: preview .8s infinite alternate;
}
@keyframes preview {
    to {
        opacity: .2;
    }
}
.preview_list {
    width: 150px;
    margin-top: 80px;
    pointer-events: all;
}
.preview_list .swiper_box {
    margin-bottom: 10px;
    cursor: pointer;
}
.preview_list .swiper_box.click {
    padding: 6px;
    border: 1px solid var(--white-200);
}
.preview_list .swiper_box.click .swiper_inner {
    opacity: 1;
}

.camera_center {
    width: fit-content;
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    margin: 0 auto;
    transform: translateY(-50%);
}
.center_box {
    width: 300px;
    height: 300px;
    border: 1px solid var(--white-400);
    display: flex;
    justify-content: center;
    align-items: center;
    scale: 0;
    transition: scale .5s ease;
}
.center_box div {
    display: flex;
    gap: 24px;
}
.center_box span {
    display: block;
    width: 40px;
    height: 4px;
    background-color: var(--white-800);
}
.center_box div:nth-child(2) {
    transform: rotate(90deg);
    position: absolute;
}
.center_btm {
    width: fit-content;
    margin: 40px auto 0;
    position: relative;
}
.center_btm .btm {
    display: flex;
    align-items: start;
    gap: 10px;
}
.center_btm .btm > span {
    width: 1px;
    height: 8px;
    background-color: var(--white-400);
    display: block;
}
.center_btm .btm > span.border {
    height: 12px;
    background-color: var(--white-800);
    position: relative;
}
.center_btm .btm > span.border span {
    width: 0;
    height: 0;
    font-size: 9px;
    font-weight: var(--medium);
    color: var(--white-800);
    text-align: center;
    display: inline-block;
    position: absolute;
    top: 20px;
    left: -100%;
}
.arrow {
    width: 10px;
    height: 10px;
    margin-bottom: 10px;
    position: absolute;
    left: 0;
    top: -18px;
    animation: arrow 3s infinite alternate;
}
@keyframes arrow {
    to {
        left: 100%;
    }
}


/*-- sec3 ani --*/
.sec3.text_show .camera_outer {
    scale: 1;
}
.sec3.text_show .center_box {
    scale: 1;
}

/*-------------------- sec4 --------------------*/
.sec4 .camera {
    /* width: 35%; */
    width: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: width .6s ease;
}
.sec4 .camera_outer {
    background-color: var(--white-100);
    display: flex;
    justify-content: center;
    align-items: center;
}
.sec4 .camera_outer span {
    width: 0;
    transition: width .6s ease;
}
.sec4 .camera_center_box {
    width: 32px;
    height: 32px;
    border: 2px solid var(--white-400);
    scale: 0;
    transition: scale .6s ease;
}

.sec4 .sequence_inner {
    padding: 0 200px;
    display: flex;
    justify-content: end;
    align-items: center;
}
.sec4 .box_list {
    margin-top: 60px;
    display: flex;
    gap: 36px;
}
.sec4 .s_list {
    margin-top: 0;
}

.door_list {
    position: absolute;
    top: 140px;
    left: 23%;
}
.sound_ani {
    height: 30px;
    display: flex;
    align-items: end;
    gap: 3px;
    position: absolute;
    bottom: 140px;
    left: calc(50% - 20%);
}
.sound_ani span {
    display: block;
    width: 4px;
    height: 0%;
    background-color: var(--white-300);
    animation: sound 1s var(--delay) infinite alternate;
}
@keyframes sound {
    to {
        height: var(--height);
    }
}

/*-- sec4 ani --*/
.sec4.text_show .camera {
    width: 35%;
}
.sec4.text_show .camera_outer span {
    width: 160px;
    transition: width .8s .2s ease;
}
.sec4.text_show .camera_center_box {
    scale: 1;
    animation: cameraBox 4s infinite linear;
}
@keyframes cameraBox {
    0%,10% {
        transform: rotate(0deg);
    }
    20%,30% {
        transform: rotate(90deg);
    }
    50%,60% {
        transform: rotate(180deg);
    }
    80%,90% {
        transform: rotate(270deg);
    }
    100% {
        transform: rotate(360deg);
    }
}


/*-------------------- sec5 --------------------*/
.sec5 .sequence_inner {
    display: flex;
    justify-content: end;
    padding: 180px 120px;
}
.temperature {
    margin-top: 100px;
    position: relative;
}
.temperature * {
    font-weight: var(--medium);
    color: var(--white);
}
.temperature .color_box {
    width: 400px;
    margin-top: 20px;
    position: relative;
}
.temperature .color_box span {
    font-size: 12px;
}
.temperature .color_top,
.temperature .color_btm {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.temperature .color {
    width: 100%;
    height: 30px;
    margin: 10px 0;
    background: linear-gradient(90deg, #F89F1D 0%, #46C8F4 100%);
}
.temperature_arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    top: -2px;
    /* left: 40%; */
    left: 0;
    transition: left .5s .45s ease;
}
.color_view {
    font-size: 10px;
    font-weight: var(--medium);
    color: var(--white);
    margin-bottom: 2px;
}
.temperature_arrow img {
    width: 10px;
    height: 10px;
}
.color_line {
    width: 1px;
    height: 40px;
    background-color: white;
}

/*-- light --*/
.light {
    position: absolute;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
}
.light::before,
.light::after {
    content: '';
    display: block;
    opacity: .2;
    position: absolute;
}
.light::before {
    /* width: 100vw; */
    width: 0;
    height: 1px;
    border-top: 1px solid var(--white);
    top: 0;
    left: 0;
    transform: translateX(-39%);
    transition: width 1s ease;
}
.light::after {
    width: 1px;
    /* height: 100vh; */
    height: 0;
    border-left: 1px solid var(--white);
    top: -100px;
    left: 0;
    transition: height 1s ease;
}
.light_center {
    width: 500px;
    height: 500px;
    border-right: 1px solid var(--white-200);
    border-bottom: 1px solid var(--white-200);
    background-color: var(--white-100);
    position: relative;
    transform-origin: top left;
    transform: scale(0);
    transition: transform .5s ease;
}
.light_l {
    height: 100%;
    padding-top: 30px;
    padding-bottom: 50px;
    position: absolute;
    left: -110px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: end;
}
.light_top {
    display: flex;
    align-items: start;
}
.light_top > div:first-child {
    display: flex;
    flex-direction: column;
    align-items: end;
    gap: 5px;
}
.light_top p {
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--white-600);
}
.light_arrow {
    width: 6px;
    height: 6px;
    transform: rotate(270deg);
}
.light_line {
    width: 60px;
    height: 60px;
    margin-left: 10px;
    padding: 0 8px;
    border-left: 1px solid var(--white-300);
    position: relative;
}
.line_ani {
    padding-left: 3px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.line_ani span {
    width: 0px;
    height: 2px;
    background-color: var(--white-200);
}
.line_ani span:first-child {
    animation: lineAni1 1.5s infinite alternate;
}
@keyframes lineAni1 {
    to {
        width: 30px;
    }
}
.line_ani span:last-child {
    animation: lineAni2 2s infinite alternate;
}
@keyframes lineAni2 {
    to {
        width: 21px;
    }
}
.line_box {
    width: 100%;
    height: 12px;
    background-color: var(--white-200);
    position: absolute;
    top: calc(100% - 12px);
    left: 0;
    animation: lineBox 1.2s infinite alternate;
}
@keyframes lineBox {
    to {
        top: 50%;
    }
}

.light_btm {
    margin-top: 10px;
    font-size: 12px;
    font-weight: var(--medium);
    color: var(--white);
    text-align: right;
    opacity: .5;
}

.light_l_btm {
    position: relative;
}
.light_svg {
    width: 36px;
    opacity: .8;
}
.light_ani {
    width: 44px;
    height: 12px;
    border: 1px solid var(--white);
    opacity: .9;
    position: absolute;
    top: 0;
    left: -4px;
    animation: lightBtm 3s infinite alternate;
}
@keyframes lightBtm {
    to {
        top: calc(100% - 12px);
    }
}

.light_list {
    position: absolute;
    left: 100px;
}



/*-- sec5 ani --*/
.sec5.text_show .light_center {
    transform: scale(1);
    transition: transform .8s ease;
}
.sec5.text_show .light::before {
    width: 100vw;
}
.sec5.text_show .light::after {
    height: 100vh;
}
.sec5.text_show .temperature_arrow {
    left: 40%;
}

/*-------------------- sec6 --------------------*/
.sec6 .sequence_inner {
    display: flex;
    justify-content: end;
    align-items: center;
    padding-right: 15%;
}
.sec6 .sequence_inner::before {
    content: '';
    display: block;
    width: 100%;
    height: 100vh;
    border: 1px solid var(--white-300);
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

.sec6 .camera {
    transform: scale(1.2);
    opacity: 0;
    transition: transform .5s ease, opacity .5s ease;
}

/*-- ba_wrap --*/
.ba_wrap {
    margin-top: 60px;
}
.ba_h {
    width: 100%;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.ba_h p {
    font-weight: var(--medium);
    color: var(--white);
}
.ba {
    position: relative;
}
.ba_container {   
    width: 360px;
    height: 120px;
    overflow: hidden;
    position: relative;
}
.ba_after_wrapper {
    width: 0%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
    animation: after 4s infinite alternate;
}
.ba_img {
    object-position: left;
}
.ba_overlay {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0; 
    left: 0;
    z-index: 2;
}
.ba_handle {
    width: 1px;
    height: 100%;
    background-color: var(--white);
    position: absolute;
    top: 0;
    left: 0;
    transform: translateX(-50%);
    z-index: 1;
    animation: afterHandle 4s infinite alternate;
}
.ba_handle::before {
    content: '';
    display: block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--white);
    position: absolute;
    top: -7px;
    left: -3.5px;
}
@keyframes after {
    to {
        width: 100%;
    }
}
@keyframes afterHandle {
    to {
        left: 100%;
    }
}

/*-- cursor_ani --*/
.cursor_ani {
    width: 400px;
    aspect-ratio: 1 / 1;
    position: absolute;
    top: calc(50% - 200px);
    left: calc(50% - 200px);
    pointer-events: none;
    scale: .6;
    opacity: 0;
    filter: blur(10px);
    -webkit-filter: blur(10px);
    transition: scale .5s ease, opacity .5s ease, filter .5s ease;
}
.cursor_svg {
    width: 100%;
    height: 100%;
    position: relative;
}
.cursor_svg img {
    position: absolute;
    top: 0;
    left: 0;
}
.cursor_svg .cursor_2 {
    animation: cursor2 5s infinite linear
}
@keyframes cursor2 {
    to {
        transform: rotate(360deg);
    }
}
.cursor_svg .cursor_3 {
    animation: cursor3 2s infinite alternate
}
@keyframes cursor3 {
    to {
        transform: rotate(360deg);
    }
}
.cursor_line span {
    display: block;
    background-color: var(--white);
    position: absolute;
    opacity: .3;
}
.cursor_line span:nth-child(2n - 1) {
    width: 100vw;
    height: 1px;
    top: 50%;
    transform: translateY(-50%);
}
.cursor_line span:nth-child(2n) {
    width: 1px;
    height: 100vh;
    left: 50%;
    transform: translateX(-50%);
} 
.cursor_line span:nth-child(1) {
    right: 400px;
}
.cursor_line span:nth-child(3) {
    left: 400px;
}
.cursor_line span:nth-child(2) {
    top: 400px;
}
.cursor_line span:nth-child(4) {
    bottom: 400px;
}

/*-- sec6 ani --*/
.sec6.text_show .camera {
    transform: scale(1);
    opacity: 1;
}
.sec6.text_show .cursor_ani {
    scale: 1;
    opacity: .7;
    filter: blur(0);
    -webkit-filter: blur(0);
}

/*-------------------- scroll_bar --------------------*/
.scroll_bar {
    width: 100%;
    padding: 0 60px;
    position: absolute;
    z-index: 5;
    left: 0;
    bottom: 50px;
    opacity: 0;
}
.scroll_h {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.scroll_h * {
    font-size: 12px;
    color: var(--white);
}
.scroll_h .scroll {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.bar_line {
    width: 100%;
    height: 1px;
    background-color: var(--white-300);
    position: relative;
}
.bar_line .bar {
    height: 100%;
    background-color: var(--white);
    display: inline-block;
    position: absolute;
    top: 0;
    left: 0;
    transition: width .2s ease;
}


/*-------------------- value_sec --------------------*/
.value_sec {
    height: 400vh;
    background-color: #000;
    z-index: 1;
    position: relative;
}
.value_sticky {
    width: 100%;
    height: 100lvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: sticky;
    top: 0;
    overflow: hidden;
}
.value {
    width: 100%;
    height: 100%;
    padding-top: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.value_sec .sec_title {
    color: var(--white);
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
}

/*-- value_list --*/
.value_list {
    margin-top: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
.value_box {
    width: 315px;
    height: 315px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    opacity: 0;
    transform: translateY(20px);
    position: relative;
}
.value_box:nth-child(2) {
    margin-left: -40px;
    margin-right: -40px;
}
.value_cir {
    width: 100%;
    height: 100%;
    transform: rotate(270deg);
    opacity: .5;
    position: absolute;
    top: 0;
    left: 0;
}
.value_cir circle {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
}
.value_icon {
    width: 60px;
    height: 60px;
}
.value_text {
    font-size: var(--ft18);
    font-weight: var(--semi-bold);
    color: var(--white);
    text-align: center;
}
.value_mask {
    width: 0;
    height: 0;
    position: absolute;
}

.mask {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    opacity: 0;
    mask-image: url('/images/mask.svg');
    mask-position: 50% 579px;
    mask-repeat: no-repeat;
    mask-size: 51px;
    -webkit-mask-image: url('/images/mask.svg');
    -webkit-mask-position: 50% 579px;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-size: 51px;
}

/*-------------------- contact --------------------*/
.contact {
    pointer-events: none;
}
.mask_bg {
    width: 100%;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
}
.contact_video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mask_inner {
    width: 100%;
    height: 100vh;
    padding-top: 100px;
    background-color: rgba(0, 0, 0, .4);
    position: absolute;
    top: 0;
    left: 0;
}

.contact_inner {
    width: 100%;
    height: 100%;
    padding-top: 100px;
    background-color: rgba(0, 0, 0, .4);
    position: absolute;
    top: 0;
    left: 0;
    transform: translateY(-33%);
}
.contact_text_loop {
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, .3);
    border-bottom: 1px solid rgba(255, 255, 255, .3);
    overflow: hidden;
    position: relative;
    opacity: 0;
}
.loop_inner {
    display: flex;
    gap: 60px;
    flex-wrap: nowrap;
}
.loop_inner span {
    font-size: 300px;
    font-weight: var(--bold);
    color: var(--white);
    flex-shrink: 0;
    text-wrap: nowrap;
    line-height: 1; 
    animation: loop 10s infinite linear;
}
@keyframes loop {
    to {
        transform: translateX(calc(-100% - 60px));
    }
}
.link_mouse {
    width: 100%;
    height: calc(100% - 80px);
    position: absolute;
    top: 40px;
    left: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}
.link_mouse .link_hover img:first-child {
    animation: link1 1s infinite;
}
@keyframes link1 {
    to {
        transform: translate(100%, -100%);
    }
}
.link_mouse .link_hover img:last-child {
    animation: link2 1s infinite;
}
@keyframes link2 {
    to {
        transform: translate(0, 0);
    }
}

.contact_link {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    transition: transform .2s ease-out;
}

.contact_text {
    margin-top: 60px;
    margin-left: 50%;
}
.contact_text h2 {
    font-size: var(--ft18);
    font-weight: var(--semi-bold);
    color: var(--white);
}
.contact_text p {
    font-size: var(--ft18);
    color: var(--white);
}
.contact_info {
    margin-top: 60px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.contact_info a {
    width: fit-content;
    display: flex;
    align-items: center;
    position: relative;
    transition: padding .4s ease;
}
.contact_info a::before {
    content: '';
    display: block;
    width: 0%;
    height: 1px;
    position: absolute;
    bottom: 0;
    right: 0;
    background-color: var(--white);
    transition: width .4s ease, right .4s ease;
}
.contact_info a:hover {
    padding: 0 10px;
}
.contact_info a:hover::before {
    width: 100%;
    left: auto;
    left: 0;
    transition: width .4s ease, left .4s ease;
}
.contact_text p.bold {
    width: 60px;
    font-weight: var(--semi-bold);
    flex-shrink: 0;
}

.contact.show {
    pointer-events: all;
}
.contact.show .scroll_left {
    opacity: 1;
    transform: translateX(0px) translateY(0px);
    transition: opacity .5s var(--scroll) ease, transform .5s var(--scroll) ease;
}

@media all and (max-width: 1600px) {
    .sec_title {
        font-size: var(--ft32);
    }

    /*-- main --*/
    .main_inner {
        max-width: 100%;
        padding: 160px 80px 20px;
    }
    .text_img {
        height: 190px;
    }

    /*-- sequence --*/
    .s_type  {
        padding: 4px 30px;
        margin-bottom: 20px;
        font-size: var(--ft14);
    }
    .s_title {
        font-size: var(--ft28);
    }
    .s_list {
        margin-top: 28px;
    }

    /* sec2 */
    .sec2 .sequence_inner {
        padding-bottom: 0px;
        align-items: center;
    }
    .sec2 .sequence_box {
        gap: 45px;
    }
    .sec2 .s_line {
        padding: 10px 0;
        padding-left: 30px;
    }
    .focus {
        margin-right: -20px;
    }
    .focus_line {
        width: 220px;
        margin-left: -80px;
    }
    .focus_svg {
        width: 400px;
    }
    .floor_list {
        max-width: 500px;
    }
    .sec2 .swiper_box {
        max-width: calc((100% - 20px) / 3);
    }


    /* sec3 */
    .camera {
        padding: 100px 60px;
    }
    .camera_preview {
        flex-direction: column;
    }
    .preview_list {
        margin-top: 0;
        margin-left: 40px;
    }
    .sec3 .sequence_inner {
        padding: 0 120px;
    }
    .preview_wrap {
        width: 250px;
    }
    .center_box {
        width: 240px;
        height: 240px;
    }
    .center_box span {
        width: 30px;
    }
    .center_btm {
        width: 240px;
        margin-top: 30px;
    }
    .center_btm .btm {
        width: 100%;
        justify-content: space-between;
        gap: 2px;
    }
    .center_btm .btm > span {
        height: 6px;
        flex-shrink: 0;
    }
    .center_btm .btm > span.border {
        height: 10px;
    }
    .arrow {
        width: 6px;
        height: 6px;
    }

    .scroll_bar {
        bottom: 40px;
    }

    /* sec4 */
    .sec4 .sequence_inner {
        padding: 0 130px;
    }

    /* sec5 */
    .sec5 .sequence_inner {
        padding: 180px 60px;
    }
    .light_center {
        width: 400px;
        height: 400px;
    }
    .temperature {
        margin-top: 60px;
    }
    .temperature .color_box {
        width: 340px;
    }

    /*-- value --*/
    .value {
        padding-top: 120px;
    }
    .value_list {
        margin-top: 40px;
    }
    .value_box {
        width: 250px;
        height: 250px;
    }
    .value_box:nth-child(2) {
        margin-left: -32px;
        margin-right: -32px;
    }

    .mask {
        mask-position: 50% 463px;
        mask-size: 38px;
        -webkit-mask-position: 50% 463px;
        -webkit-mask-size: 38px;
    }

    /*-- contact --*/
    .loop_inner span {
        font-size: 240px;
    }
    .contact_text {
        margin-top: 40px;
    }
    .contact_info {
        margin-top: 30px;
    }
}

@media all and (max-width: 1400px) {
    /*-- main --*/
    .text_img {
        height: 160px;
    }

    /*-- sequence --*/
    .s_title {
        font-size: var(--ft24);
    }
    .s_text {
        font-size: var(--ft14);
    }

    /* sec1 */
    .about_title,
    .about_title span {
        font-size: var(--ft28);
    }
    

    /* sec2 */
    .floor_list {
        max-width: 400px;
    }
    .s_num {
        width: 24px;
        height: 24px;
        font-size: 10px;
    }
    .s_list p {
        font-size: var(--ft14);
    }
    .focus {
        margin-top: 40px;
    }

    /* sec3 */
    .camera_outer span {
        width: 100px;
    }
    .center_box {
        width: 200px;
        height: 200px;
    }
    .center_box span {
        width: 20px;
        height: 2px;
    }
    .center_btm {
        width: 200px;
    }
    .preview_wrap {
        width: 210px;
    }

    /* sec4 */
    .sec4 .sequence_inner {
        padding: 0 60px;
        justify-content: space-between;
    }
    .sec4.text_show .camera_outer span {
        width: 100px;
    }
    .door_list {
        position: static;
    }
    .sec4 .camera_center_box {
        width: 24px;
        height: 24px;
    }
    .sec4 .box_list {
        margin-top: 40px;
    }

    /* sec5 */
    .sec5 .sequence_inner {
        padding: 0 60px;
        justify-content: space-between;
        align-items: center;
    }
    .light_list {
        position: static;
    }
    .light_top p {
        font-size: var(--ft12);
    }
    .light {
        left: 47.5%;
    }
    .light::before {
        transform: translateX(-47.5vw);
    }
    .light_center {
        width: 330px;
        height: 370px;
    }
    .light_btm {
        font-size: 10px;
    }
    .temperature {
        margin-top: 30px;
    }
    .temperature > p {
        font-size: var(--ft14);
    }
    .temperature .color_box span {
        font-size: 10px;
    }

    /* sec6 */
    .sec6 .sequence_inner {
        padding: 0 60px;
    }
    .cursor_ani {
        width: 300px;
    }
    .ba_wrap {
        margin-top: 30px;
    }

    /*-- contact --*/
    .loop_inner span {
        font-size: 200px;
    }
    .contact_text h2,
    .contact_text p {
        font-size: var(--ft16);
    }


}

@media all and (max-width: 1200px) {
    /*-- main --*/
    .main_inner {
        padding: 140px 100px 20px;
    }
    .text_img {
        height: 130px;
    }

    /*-- sequence --*/
    .s_type {
        padding: 4px 20px;
        margin-bottom: 14px;
    }
    .s_title {
        font-size: var(--ft22);
        margin-bottom: 12px;
    }
    .s_list {
        margin-top: 20px;
    }
    .s_list li {
        gap: 10px;
    }
    .swiper_btn img {
        width: 10px;
        height: 10px;
    }
    .vertical_swiper {
        width: 150px;
        height: calc((100px * 2) + (10px * 1));
    }
    .vertical_box {
        width: 150px;
        height: 100px;
    }
    .vertical_title {
        font-size: var(--ft14);
        margin-bottom: 14px;
    }

    /* sec2 */
    .sec2 .sequence_box {
        gap: 30px;
    }
    .sec2 .s_line {
        padding-left: 24px;
    }
    .focus_svg {
        width: 315px;
    }
    .focus_line {
        width: 150px;
    }

    .floor_h {
        margin-bottom: 10px;
    }
    .floor_h p {
        font-size: var(--ft14);
    }

    /* sec3 */
    .sec3 .sequence_inner {
        padding: 0 70px;
    }
    .camera {
        padding: 100px 40px;
    }
    .camera_inner {
        padding: 100px 40px 160px;
    }
    .preview_list {
        margin-left: 20px;
    }
    .preview_wrap {
        margin-top: 30px;
    }
    .preview_title p {
        font-size: var(--ft14);
    }
    .preview_swiper {
        margin-top: 10px;
    }

    /* sec4 */
    .light_l {
        left: -20%;
        padding-top: 20px;
    }
    .light_top {
        display: none;
    }
    .light_center {
        width: 260px;
        height: 300px;
    }
    .temperature .color_box {
        width: 270px;
    }

    /* sec5 */
    .ba_container {
        width: 300px;
        height: fit-content;
    }
    .ba_h {
        margin-bottom: 10px;
    }
    .ba_h p {
        font-size: var(--ft14);
    }

    .scroll_bar {
        padding: 0 40px;
    }

    /*-- contact --*/
    .loop_inner span {
        font-size: 160px;
    }
}

@media all and (max-width: 1024px) {
    .scroll_y {
        opacity: 0;
        transform: translateX(-20px);
        transition: opacity .5s ease, transform .5s ease;
    }
    /*-- main --*/
    .main_inner {
        padding: 140px 60px 20px;
    }
    .main_flex {
        margin-top: 30px;
    }
    .text_img {
        height: 120px;
    }
    .main_text {
        margin-bottom: 12px;
    }

    /*-- sequence --*/
    .vertical_swiper {
        width: auto;
        max-width: 300px;
        height: auto;
    }
    .vertical_list {
        --scroll: .5s !important;
    }
    .vertical_list .swiper_box {
        max-width: calc((100% - 10px) / 2);
        height: auto;
    }
    .vertical_list .swiper_pagination {
        width: fit-content;
        position: absolute;
        top: 0;
        right: 0;
        margin-top: 0;
    }
    
    /* sec2 */
    .focus {
        margin-top: 0;
        margin-bottom: 40px;
    }
    .focus_svg {
        width: 270px;
    }

    /* sec3 */
    .camera_outer span {
        width: 60px;
    }
    .center_box {
        width: 160px;
        height: 160px;
    }
    .center_btm {
        width: 160px;
    }

    /* sec4 */
    .sec4 .sequence_inner {
        flex-direction: column;
        justify-content: center;
        align-items: end;
        gap: 40px;
    }
    .sec4 .box_list {
        margin-top: 24px;
    }
    .door_list {
        order: 2;
    }
    .sec4 .camera {
        left: 30%;
    }
    .sec4 .sequence_box {
        width: 300px;
    }
    .sound_ani {
        left: 9%;
        bottom: 110px;
    }

    /* sec5 */
    .sec5 .sequence_inner {
        flex-direction: column;
        justify-content: center;
        align-items: end;
        gap: 30px;
    }
    .light {
        left: 32.5%;
    }
    .light::before {
        transform: translateX(-32.5vw);
    }
    .light_l {
        left: -53px;
    }
    .light_center,
    .light_btm {
        display: none;
    }
    .light_list {
        order: 2;
    }
    .sec5 .sequence_box {
        width: 300px;
    }
    .temperature {
        margin-top: 20px;
    }
    .temperature .color_box {
        width: 100%;
        margin-top: 10px;
    }

}

@media all and (max-width: 900px) {
    .main_flex {
        flex-direction: column;
    }
    .main_box .text_box {
        margin-top: 30px;
        order: 2;
    }
    .text_img {
        height: 90px;
    }
    .text_img.text_build,
    .text_img.text_bizer {
        transform: translateX(-30px);
    }

    /*-- sequence --*/
    .about_title,
    .about_title span {
        font-size: var(--ft24);
    }

    .scroll_bar {
        padding: 0 20px;
        bottom: 30px;
    }
    .scroll_h * {
        font-size: 10px;
    }

    /* sec2 */
    .sec2 .sequence_inner {
        padding-right: 20px;
        padding-bottom: 80px;
    }

    /* sec3 */
    .camera {
        padding: 100px 20px 80px;
    }
    .camera_inner {
        padding: 100px 20px 160px;
    }
    .center_box {
        width: 130px;
        height: 130px;
    }
    .center_box div {
        gap: 12px;
    }
    .center_box span {
        width: 12px;
    }
    .center_btm {
        width: 120px;
        margin-top: 24px;
    }
    .center_btm .btm > span.border {
        height: 7px;
    }
    .center_btm .btm > span.border span {
        top: 14px;
    }
    .center_btm .btm > span {
        height: 4px;
    }
    .sec3 .sequence_inner {
        padding: 0 40px;
    }

    /*-- contact --*/
    .loop_inner span {
        font-size: 120px;
    }
}

@media all and (max-width: 768px) {
    .sec_title {
        font-size: var(--ft28);
    }

    /*-- main --*/
    .main_inner {
        padding: 100px 20px 40px;
    }
    .main_flex {
        margin-top: 30px;
    }
    .text_img {
        height: 60px;
    }
    .main_text {
        font-size: var(--ft16);
        margin-bottom: 20px;
    }
    .main_bg {
        padding: 0 20px;
    }
    .scroll_down {
        padding: 0px 30px;
        gap: 16px;
    }
    .scroll_down span {
        font-size: var(--ft12);
    }

    /*-- sequence --*/
    .s_type {
        font-size: var(--ft12);
    }
    .canvas_filter {
        background: linear-gradient(0deg, rgba(0, 0, 0, 0.90) 0%, rgba(0, 0, 0, 0.20) 100%);
    }
    .swiper_box {
        width: 100%;
        max-width: calc((100% - 20px) / 3) !important;
        margin-right: 10px !important;
    }
    .swiper_box.swiper-slide-active {
        padding: 6px;
        border-color: var(--white-200);
    }
    .swiper_box.swiper-slide-active .swiper_inner {
        opacity: 1;
    }

    /* sec2 */
    .sec2 .sequence_inner {
        justify-content: start;
        align-items: end;
        padding: 0 20px 90px;
    }
    .sec2 .sequence_box {
        align-items: start;
    }
    .sec2 .s_line::before,
    .sec2 .s_line::after {
        display: none;
    }
    .sec2 .s_line {
        padding: 0;
    }
    .focus {
        display: none;
    }
    .floor_list {
        width: 100%;
        max-width: calc(100vw - 40px);
    }

    /* sec3 */
    .sec3 .sequence_inner {
        justify-content: start;
        align-items: end;
        padding: 0 20px 90px;
    }
    .camera {
        display: none;
    }
    .preview_title {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .preview_title p {
        display: block;
        opacity: .4;
        cursor: pointer;
        border-bottom: 1px solid var(--white);
    }
    .preview_title p.show {
        opacity: 1;
    }
    .preview_wrap {
        width: calc(100vw - 40px);
    }
    .preview_swiper {
        aspect-ratio: auto;
    }

    /* sec4 */
    .sec4 .camera,
    .sound_ani {
        display: none;
    }
    .sec4 .sequence_inner {
        padding: 0 20px 90px;
        justify-content: end;
        align-items: start;
        gap: 30px;
    }
    .sec4 .sequence_box {
        width: 100%;
    }
    .vertical_swiper {
        width: 100%;
        max-width: calc(100vw - 40px);
    }

    /* sec5 */
    .sec5 .sequence_inner {
        padding: 0 20px 90px;
        align-items: start;
        justify-content: end;
    }
    .sec5 .sequence_box {
        width: 100%;
        max-width: 400px;
    }
    .temperature .color {
        height: 24px;
    }
    .temperature_arrow img {
        width: 7px;
        height: 7px;
    }
    .color_line {
        height: 28px;
    }
    .light {
        display: none;
    }

    /* sec5 */
    .sec6 .sequence_inner {
        padding: 0 20px 90px;
        justify-content: start;
        align-items: end;
    }
    .cursor_ani {
        display: none;
    }
    .ba_container {
        width: 100%;
        max-width: 400px;
    }

    /*-- value --*/
    .value_sec {
        height: 300vh;
    }
    .value_box {
        width: 190px;
        height: 190px;
    }
    .value_icon {
        width: 48px;
        height: 48px;
    }
    .value_text {
        font-size: var(--ft16);
    }
    .mask {
        mask-size: 18px;
        mask-position: 50% 404px;
        -webkit-mask-size: 18px;
        -webkit-mask-position: 50% 404px;
    }

    /*-- contact --*/
    .mask_inner {
        padding-top: 140px;
    }
    .contact_text_loop {
        padding: 12px 0;
    }
    .loop_inner {
        gap: 20px;
    }
    @keyframes loop {
        100% {
            transform: translateX(calc(-100% - 20px));
        }
    }
    .loop_inner span {
        font-size: 100px;
    }
    .contact_text {
        margin: 40px 20px 0;
    }
    .contact_info {
        margin-top: 20px;
        gap: 10px;
    }
    .contact_text p.bold {
        width: 50px;
    }
    .contact_link {
        top: 50%;
        left: auto;
        right: 20px;
        transform: translate(0, -50%) !important;
    }
}

@media all and (max-width: 600px) {

    /*-- loading_wrap --*/
    .loading_btm {
        flex-direction: column;
        gap: 4px;
    }

    /*-- main --*/
    .text_img {
        height: 50px;
    }
    .main_flex {
        margin-top: 20px;
    }

    /*-- sequence --*/
    .swiper_box {
        width: 100%;
        max-width: calc((100% - 6px) / 2) !important;
        margin-right: 6px !important;
    }

    /* sec1 */
    .about_title, 
    .about_title span {
        font-size: var(--ft20);
    }
}

@media all and (max-width: 340px) {
    .text_img {
        height: 40px;
    }
    .main_text {
        font-size: var(--ft14);
    }
}