:root {
    --scroll: 30px;
}
.h_logo {
    filter: invert(1);
}
.h_nav .h_main > a {
    color: var(--white);
}
.hamburger .menu_part {
    background-color: var(--white);
}
.h_nav .h_main.active > a {
    color: var(--white);
    border-color: var(--white);
}
.h_nav .h_main:hover > a {
    color: var(--white);
    font-weight: var(--semi-bold);
}


.header.h_scroll .h_logo {
    filter: invert(0);
}
.header.h_scroll .h_nav .h_main > a {
    color: var(--gray-900);
}
.header.h_scroll .menu_part {
    background-color: var(--gray-900);
}
.header.h_scroll .h_nav .h_main.active > a {
    color: var(--primary);
    border-color: var(--primary);
}
.header.h_scroll .h_nav .h_main:hover > a {
    color: var(--primary);
    font-weight: var(--semi-bold);
}

.h_nav .h_sub::before {
    background: none;
    backdrop-filter: blur(0);
    -webkit-backdrop-filter : blur(0);
    border-top: 1px solid var(--dark-line);
}
.h_nav .h_sub a,
.h_nav .h_sub a:hover,
.h_nav .h_sub a.active {
    color: var(--white);
}

.header.h_scroll .h_nav .h_sub::before {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter : blur(2px);
}
.header.h_scroll .h_nav .h_sub a {
    color: var(--gray-900);
}
.header.h_scroll .h_nav .h_sub a:hover,
.header.h_scroll .h_nav .h_sub a.active {
    color: var(--primary);
}

.page {
    overflow: visible;
}


/*--------------------- sub_main ---------------------*/
.sub_main {
    width: 100%;
    height: 70vh;
    overflow: hidden;
    position: relative;
}
.main_bg {
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.main_bg img {
    width: 100%;
    height: fit-content;
}
.main_inner {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    position: absolute;
    top: 0;
    left: 0;
}
.main_inner .container_mmd {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: end;
    padding-bottom: 100px;
}
.main_inner .container_mmd  * {
    color: var(--white);
}

.path {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}
.path * {
    line-height: 1;
}
.path_home {
    width: auto;
}
.path_cur {
    font-size: var(--ft20);
    display: flex;
    align-items: center;
    gap: 16px;
}
.path_cur::before {
    content: url(/images/arrow_w.svg);
    display: block;
}
.main_title {
    font-size: var(--ft60);
    font-weight: var(--semi-bold);
    margin-bottom: 40px;
}
.main_text {
    font-size: var(--ft18);
}

.main_y {
    opacity: 0;
    transform: translateX(-10px);
}

/*--------------------- sub_menu ---------------------*/
.sub_menu_box {
    width: 100%;
    height: 70px;
    border-bottom: 1px solid var(--dark-line);
    background-color: var(--white);
    position: sticky;
    top: 0;
    right: 0;
    z-index: 2;
}
.sub_menu {
    height: 100%;
    display: flex;
    justify-content: end;
    align-items: center;
    gap: 60px;
}
.sub_menu li {
    height: 100%;
}
.sub_menu a {
    display: flex;
    justify-content: center;
    align-items: center;
}
.sub_menu p {
    font-size: var(--ft18);
    font-weight: var(--medium);
    color: var(--gray-700);
}
.sub_menu .active p {
    color: var(--gray-900);
}

.sec_title {
    font-size: var(--ft40);
    font-weight: var(--semi-bold);
    margin-bottom: 30px;
}
.sec_text {
    font-size: var(--ft18);
    color: var(--gray-800);
}
.sec_title,
.sec_text {
    opacity: 0;
    transform: translateY(var(--scroll));
}

/*--------------------- sec_1 ---------------------*/
.sec_1 {
    margin-top: 120px;
    overflow: hidden;
}

/*-- num_list --*/
.num_list {
    margin-top: 80px;
    padding: 45px 60px;
    background-color: var(--gray-300);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
}
.num_box {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 60px;
    align-items: end;
    padding-right: 60px;
    position: relative;
}
.num_box::after {
    content: '';
    display: block;
    width: 1px;
    height: 100%;
    background-color: var(--dark-line);
    position: absolute;
    right: 0;
    top: 0;
}
.num_box:last-child {
    padding-right: 0;
}
.num_box:last-child::after {
    display: none;
}
.num_top {
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.num {
    font-size: var(--ft70);
    line-height: 1;
}
.num_top span {
    font-size: var(--ft28);
    font-weight: var(--medium);
    color: var(--gray-800);
}
.num_text {
    font-size: var(--ft18);
    font-weight: var(--medium);
    text-align: right;
}

/*--------------------- sec_2 ---------------------*/
.sec_2  {
    margin-top: var(--section-spacing);
    overflow: hidden;
}
.sec_2 .sec_text_box * {
    text-align: center;
}

/*-- question --*/
.question {
    margin-top: 80px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    position: relative;
}
.question li {
    width: fit-content;
    margin-right: 30px;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 50px;
    border-radius: 100px;
    border: 1px solid var(--dark-line);
    transition: all .3s ease;
    cursor: pointer;
}
.question .chk {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #EBF1FF;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all .3s ease;
}
.question .chk img {
    width: 14px;
    height: fit-content;
}
.question p {
    font-size: var(--ft18);
    font-weight: var(--medium);
    color: var(--gray-800);
    transition: all .3s ease;
}
.question li:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}
.question li:hover .chk {
    background-color: var(--white);
}
.question li:hover p {
    color: var(--white);
}

.question::before,
.question::after {
    content: '';
    display: block;
    width: 15%;
    height: 100%;
    background: linear-gradient(90deg, #FFF 0%, rgba(255, 255, 255, 0.00) 100%);
    position: absolute;
    top: 0;
    z-index: 1;
}
.question::before {
    left: 0;
}
.question::after {
    right: 0;
    transform: rotate(180deg);
}

/*--------------------- sec_3 ---------------------*/
.sec_3 {
    margin-top: var(--section-spacing);
    background-color: #F6F9FF;
    padding: 120px 0;
    overflow: hidden;
}
.sec_3 .sec_text_box * {
    text-align: center;
}

/*-- effect_list --*/
.effect_list {
    margin-top: 100px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}
.effect_list li {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    transform: translateY(var(--scroll));
}
.effect_list li * {
    text-align: center;
}
.effect_img {
    width: 80px;
    height: 80px;
    margin-bottom: 60px;
}
.effect_title {
    font-size: var(--ft24);
    font-weight: var(--semi-bold);
    margin-bottom: 20px;
}
.effect_text {
    font-size: var(--ft18);
    color: var(--gray-800);
}

/*--------------------- sec_4 ---------------------*/
.sec_4 {
    margin-top: var(--section-spacing);
}
.content_wrap {
    margin-top: 80px;
    position: relative;
    display: flex;
}

/*-- content_menu --*/
.content_menu {
    width: 200px;
    height: fit-content;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex-shrink: 0;
    position: sticky;
    top: 110px;
    left: 0;
}
.content_menu li {
    font-size: var(--ft18);
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}
.content_menu li:hover {
    color: var(--gray-900);
}
.content_menu li.active {
    font-weight: var(--semi-bold);
    color: var(--primary);
}
.content_menu li::before {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--primary);
    scale: 0;
}
.content_menu li.active::before {
    scale: 1;
    transition: all .3s var(--cubic);
}

.m_content_menu {
    position: sticky;
    top: 60px;
    right: 20px;
    /* display: flex; */
    justify-content: end;
    margin-bottom: 20px;
    display: none;
}
.m_content_menu .select_btn {
    width: 120px;
    padding: 5px 8px;
    font-size: var(--ft14);
    color: var(--gray-900);
    border-radius: 20px;
    height: auto;
    background-color: var(--white);
    border: 1px solid var(--dark-line);
}
.m_content_menu .select_btn i {
    font-size: 12px;
    color: var(--gray-900);
}
.m_content_menu .options {
    width: 120px;
    right: 0px;
    top: 30px;
    background-color: var(--gray-100);
    overflow: hidden;
}
.options .option {
    height: 30px;
}


/*-- content_list --*/
.content_list {
    width: 100%;
    border-left: 1px solid var(--dark-line);
    padding-left: 80px;
}
.content_box {
    margin-bottom: var(--section-spacing);
}
.content_box:last-child {
    margin-bottom: 0;
}
.content_img {
    width: 100%;
    min-height: 200px;
    aspect-ratio: 12 / 5;
    background-color: var(--gray-100);
    margin-bottom: 40px;
}
.content_text_box {
    width: 100%;
}
.content_title {
    font-size: var(--ft32);
}
.content_r {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: end;
}
.content_text {
    width: 50%;
}
.content_tag {
    width: 50%;
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}
.content_tag li {
    padding: 6px 24px;
    border-radius: 50px;
    border: 1px solid var(--dark-line);
}
.content_img_list {
    width: 100%;
    margin-top: 80px;
    display: flex;
    gap: 40px 20px;
}
.content_img_list li {
    width: 100%;
}
.content_img_list figure {
    width: 100%;
    aspect-ratio: 5 / 3;
    background-color: var(--gray-100);
    margin-bottom: 20px;
}
.content_img_list p.bold {
    font-size: var(--ft18);
    font-weight: var(--semi-bold);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.content_img_list p.bold::before {
    content: '';
    display: block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--gray-900);
}

/*-- meta_box --*/
.meta_box {
    margin-top: 80px;
    padding: 70px 60px;
    background-color: var(--gray-300);
}
.meta_title {
    font-size: var(--ft24);
    font-weight: var(--semi-bold);
    margin-bottom: 20px;
}
.meta_list {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 30px;
}
.meta_list li {
    width: 100%;
    padding: 14px 20px;
    border-radius: 50px;
    background-color: var(--white);
    display: flex;
    align-items: center;
    gap: 20px;
}
.meta_list span {
    width: 30px;
    height: 30px;
    background-color: var(--gray-900);
    border-radius: 50%;
    font-size: var(--ft18);
    font-weight: var(--medium);
    color: var(--white);
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
}
.meta_list p {
    font-size: var(--ft18);
    font-weight: var(--medium);
}

/*--------------------- sec_5 ---------------------*/
.sec_5 {
    margin-top: var(--section-spacing);
    padding: 120px 0;
    background-color: var(--gray-300);
}
.sec_5 .sec_text_box * {
    text-align: center;
}

/*-- process_list --*/
.process_list {
    margin-top: 80px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.process_box {
    width: 100%;
    padding: 30px;
    background-color: var(--white);
    opacity: 0;
    transform: translateX(var(--scroll));
}
.box_num {
    display: inline-block;
    padding: 4px 16px;
    font-size: var(--ft14);
    font-weight: var(--medium);
    color: var(--white);
    background-color: var(--gray-900);
    margin-bottom: 20px;
}
.box_title {
    font-size: var(--ft22);
    font-weight: var(--semi-bold);
    margin-bottom: 20px;
}
.box_text {
    color: #4f4f4f;
}

/*--------------------- sec_6 ---------------------*/
.sec_6 {
    margin-top: 120px;
}
.sec_6 .scroll_y {
    opacity: 0;
    transform: translateY(var(--scroll));
}
.contact_title {
    font-size: var(--ft100);
    font-weight: var(--light);
    line-height: 1.2;
}
.contact_title strong {
    font-weight: var(--medium);
    line-height: 1.2;
}
.sec_6 .contact_text {
    margin-top: 30px;
    font-size: var(--ft20);
}
.contact_btm {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: end;
}
.btn_box {
    width: 100%;
    justify-content: start;
}

/*-- info_list --*/
.info_list {
    width: 100%;
    max-width: 370px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex-shrink: 0;
}
.info_list div {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--dark-line);
}
.info_list p {
    font-weight: var(--medium);
}
.info_list a {
    width: fit-content;
    transition: all .4s ease;
}
.info_list a:hover {
    color: var(--primary);
}


@media all and (max-width: 1600px) {
    /*-- sub_main --*/
    .main_title {
        font-size: var(--ft50);
        margin-bottom: 30px;
    }
    .main_text {
        font-size: var(--ft16);
    }

    /*-- sec_1 --*/
    .num {
        font-size: var(--ft60);
    }
    .num_top span {
        font-size: var(--ft24);
    }
}

@media all and (max-width: 1400px) {

    /*-- sec_1 --*/
    .num_list {
        padding: 40px 50px;
        gap: 40px;
    }
    .num_box {
        gap: 40px;
        padding-right: 40px;
    }
    .num {
        font-size: var(--ft50);
    }
    .num_top span {
        font-size: var(--ft18);
    }
    .num_text {
        font-size: var(--ft16);
    }

    /*-- sec_2 --*/
    .question li {
        padding: 18px 40px;
    }

    /*-- sec_3 --*/
    .effect_img {
        margin-bottom: 40px;
    }
    .effect_title {
        font-size: var(--ft20);
        margin-bottom: 10px;
    }
    .effect_text {
        font-size: var(--ft16);
    }

    /*-- sec_4 --*/
    .content_title {
        font-size: var(--ft28);
        margin-bottom: 20px;
    }
    .content_r {
        align-items: start;
    }
    .content_text,
    .content_tag {
        width: 100%;
    }
    .content_tag li {
        font-size: var(--ft14);
    }
}

@media all and (max-width: 1200px) {
    
    /*-- sub_main --*/
    .main_inner .container_mmd {
        padding-bottom: 60px;
    }

    /*-- sec_1 --*/
    .num_list {
        margin-top: 60px;
        padding: 30px 20px;
        gap: 20px;
    }
    .num_box {
        padding-right: 20px;
    }

    /*-- sec_4 --*/
    .content_menu {
        width: 150px;
    }
    .content_list {
        padding-left: 40px;
    }
    .content_img_list {
        margin-top: 60px;
        flex-wrap: wrap;
        gap: 30px 20px;
    }
    .content_img_list li {
        width: calc(50% - 10px);
    }
    .content_img_list p.bold {
        gap: 6px;
    }
    .content_img_list p.bold::before {
        width: 4px;
        height: 4px;
    }
    
    /*-- sec_6 --*/
    .contact_title {
        font-size: var(--ft70);
        text-align: center;
    }
    .sec_6 .contact_text {
        text-align: center;
        margin-top: 20px;
    }
    .contact_btm {
        flex-direction: column;
        align-items: start;
    }
    .btn_box {
        order: 2;
        justify-content: center;
        margin-top: 80px;
    }
    .info_list {
        margin: 0 auto;
        margin-top: 60px;
    }
}

@media all and (max-width: 900px) {
    .sec_title {
        font-size: var(--ft32);
        margin-bottom: 20px;
    }
    .sec_text {
        font-size: var(--ft16);
    }

    /*-- sub_menu_box --*/
    .sub_menu_box {
        height: 50px;
    }
    .sub_menu {
        gap: 30px;
    }
    .sub_menu p {
        font-size: var(--ft16);
        text-align: center;
    }

    /*-- sub_main --*/
    .main_bg img {
        height: 100%;
        transform: translateY(0) !important;
    }
    .path,
    .path_cur {
        gap: 6px;
    }
    .path i {
        font-size: 12px;
    }
    .path_cur {
        font-size: var(--ft16);
    }
    .main_title {
        font-size: var(--ft40);
        margin-bottom: 20px;
    }

    /**-- sec_1 --*/
    .num_list {
        grid-template-columns: repeat(1, 1fr);
        margin-top: 30px;
    }
    .num_box {
        padding-right: 0;
        border-bottom: 1px solid var(--dark-line);
        gap: 20px;
        padding-bottom: 20px;
        align-items: start;
    }
    .num_box::after {
        display: none;
    }
    .num_top {
        justify-content: start;
        align-items: end;
        gap: 20px;
    }
    .num {
        width: 45px;
        font-size: var(--ft40);
    }
    .num_box:nth-child(1) .num {
        width: 24px;
    }
    .num_text {
        white-space: normal;
        text-align: start;
    }

    /*-- sec_1 --*/
    .sec_1 {
        margin-top: 80px;
    }

    /*-- sec_2 --*/
    .question {
        margin-top: 40px;
        gap: 20px;
    }
    .question li {
        width: 300px;
        padding: 10px 20px;
        margin-right: 20px;
    }
    .question .chk {
        width: 30px;
        height: 30px;
        flex-shrink: 0;
    }
    .question .chk img {
        width: 12px;
    }
    .question p {
        font-size: var(--ft16);
    }

    /*-- sec_3 --*/
    .effect_list {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 40px;
    }
    .effect_img {
        width: 60px;
        height: 60px;
    }

    /*-- sec_4 --*/
    .content_wrap {
        display: block;
        margin-top: 10px;
    }
    .content_menu {
        display: none;
    }
    .m_content_menu {
        display: flex;
    }
    .content_list {
        padding-left: 0;
        border-left: none;
    }
    .content_box {
        margin-bottom: 100px;
    }
    .content_img {
        margin-bottom: 30px;
    }
    .content_title {
        font-size: var(--ft24);
        margin-bottom: 10px;
    }
    .content_tag {
        gap: 10px;
    }
    .content_tag li {
        padding: 4px 16px;
    }

    .meta_box {
        margin-top: 40px;
        padding: 40px 30px;
    }
    .meta_list {
        grid-template-columns: repeat(1, 1fr);
        gap: 10px;
    }
    .meta_list span {
        width: 24px;
        height: 24px;
        font-size: var(--ft16);
    }
    .meta_list p {
        font-size: var(--ft16);
    }

    /*-- sec_5 --*/
    .process_list {
        margin-top: 40px;
        grid-template-columns: repeat(2, 1fr);
    }
    .box_title {
        font-size: var(--ft20);
        margin-bottom: 10px;
    }

    /*-- sec_6 --*/
    .contact_title {
        font-size: var(--ft50);
    }
}

@media all and (max-width: 600px) {
    :root {
        --scroll: 10px;
    }
    .path {
        margin-bottom: 10px;
    }
    .main_title {
        font-size: var(--ft32);
        margin-bottom: 12px;
    }

    .sec_title {
        font-size: var(--ft28);
    }
    .main_inner .container_mmd {
        padding-bottom: 40px;
    }

    .sub_menu {
        justify-content: center;
    }
    .sub_menu p {
        font-size: var(--ft14);
    }

    /*-- sec_1 --*/
    .sec_1 {
        margin-top: 60px;
    }

    /*-- sec_2 --*/
    .question p {
        font-size: var(--ft14);
    }

    /*-- sec_3 --*/
    .sec_3 {
        padding: 60px 0;
    }
    .effect_img {
        width: 40px;
        height: 40px;
        margin-bottom: 30px;
    }

    /*-- sec_4 --*/
    .meta_box {
        padding: 30px 20px;
    }
    .meta_title {
        font-size: var(--ft20);
        margin-bottom: 10px;
    }
    .meta_list {
        margin-top: 20px;
    }
    .content_img_list li {
        width: 100%;
    }

    /*-- sec_5 --*/
    .sec_5 {
        padding: 60px 0;
    }
    .process_list {
        grid-template-columns: repeat(1, 1fr);
    }
    .process_box {
        padding: 20px;
    }
    .box_num {
        font-size: 12px;
        padding: 3px 10px;
        margin-bottom: 10px;
    }
}

@media all and (max-width: 500px) {
    /*-- sec_3 --*/
    .effect_list {
        grid-template-columns: repeat(1, 1fr);
    }
}