/* 공통 */
:root{
    --color-white: #fcfcfc;
    --color-yellow: #F4BA2E;
    --color-orange: #EB792B;
    --color-blue: #1E4099;
    --black-film: rgba(11, 18, 21, 0.15);
    --text-black: #0b1215;
}

*{
    margin: 0;
    padding: 0;
    text-decoration: none;
    list-style: none;
    box-sizing: border-box;
}

body{
    font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
    color: #0b1215;
    font-size: 1rem;
    line-height: 1.5;
    font-weight: 400;
}

a{
    color: initial;
}
button{
    outline: none;
}
input,
textarea,
button{
    font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
}
img{
    width: 100%;
    display: block;
}
h1{
    font-size: clamp(2rem, 4.5vw, 60px);
}
h2{
    font-size: clamp(1.5rem, 4vw, 50px);
}
h3{
    font-size: clamp(1.2rem, 3vw, 40px);
}
h6{
    font-size: clamp(1.1rem, 2vw, 26px);
}

.centerbox{
    width: 1400px;
    margin: 0 auto;
}
.point-c-y{
    color: var(--color-yellow);
}
.point-c-o{
    color: var(--color-orange);
}
.m-br{
    display: none;
}
@media (max-width: 768px) {
    .m-br{
        display: block;
    }
}

/* header */
header{
    background: linear-gradient(to right, var(--color-orange), var(--color-yellow));
    color: var(--color-white);
    padding: 20px 0;
    width: 100vw;
    height: 80px;
    position: fixed;
    z-index: 999;
}
.header-inner{
    width: 90%;
    max-width: 1500px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 18px;
}
.header-inner a{
    color: var(--color-white);
}
.header-inner .logo{
    font-size: clamp(1.2rem, 3vw, 1.5em);
    font-weight: 700;
    letter-spacing: 0.03em;
}
.header-inner .logo a{
    display: flex;
    align-items: center;
    gap: 10px;
}
.header-inner .logo img{
    display: inline-block;
    width: auto;
    height: 40px;
}
.header-inner .h_menu{
    display: flex;
    align-items: center;
    gap: 50px;
    font-weight: 600;
}
.header-inner .h_menu a{
    padding: 5px 10px 8px;
    position: relative;
    transition: all 0.3s ease-in-out;
}

/* banner */
.main-banner{
    width: 100%;
    height: 100vh;
}
.main-banner-wrap{
    width: 100%;
    height: 100%;
}
.main-banner-content{
    width: 100%;
    height: 100%;
    padding-top: 80px;
    position: relative;
}
.main-banner-content::before{
    content: '';
    width: 100%;
    height: 100%;
    background-color: var(--black-film);
    position: absolute;
    top: 0;
    left: 0;
    backdrop-filter: blur(2px);
}
.mb-1{
    background: url(/img/banner_01.jpg) no-repeat center / cover;
}
.mb-2{
    background: url(/img/banner_02.jpg) no-repeat center / cover;
}
.mb-3{
    background: url(/img/banner_03.jpg) no-repeat center / cover;
}
.main-banner-inner-text{
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2vw;
    text-align: center;
    color: var(--color-white);
    position: relative;
    z-index: 1;
}
.cs-btn{
    padding: 1rem 2rem;
    font-size: clamp(1.1rem, 2vw, 24px);
    font-weight: 700;
    background-color: var(--color-white);
    border-radius: 50px;
    line-height: 1;
    border: 0;
    color: var(--color-orange);
    cursor: pointer;
}
/* banner-swiper — 불릿 항상 3개, 가운데 고정 */
.main-banner .swiper-pagination{
    bottom: 30px !important;
    left: 50% !important;
    right: auto !important;
    width: auto !important;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    box-sizing: border-box;
}
.main-banner .swiper-pagination-bullet{
    width: 8px;
    height: 8px;
    margin: 0 !important;
    position: relative;
    flex-shrink: 0;
}
.main-banner .swiper-pagination-bullet-active{
    border-radius: 5px;
    background-color: #fff;
}

/* main */
.section{
    padding: 120px 0;
    overflow: hidden;
}
.section-title{
    word-break: keep-all;
}
.ponit-c-o{
    color: var(--color-orange);
}
.poin-o-box{
    background-color: var(--color-orange);
    color: var(--color-white);
    display: inline-block;
    padding: 3px 10px;
}
/* section 1 */
.section-wire{
    width: 100%;
    min-height: 100vh;
    background-image: url(/img/sub1_circle02.png);
    background-repeat: no-repeat;
    background-position: 82vw 80px;
    background-size: 10vw;
    overflow: hidden;
}
.section-wire .section-inner{
    min-height: calc(100vh - 200px);
    position: relative;
    text-align: center;
    background: url(/img/sub1_bg.png) no-repeat center / cover;
    padding: 100px 0;
}
.section-wire .section-inner::before{
    content: '';
    width: 10vw;
    aspect-ratio: 16 / 8;
    background: linear-gradient(to right, var(--color-yellow), var(--color-orange));
    position: absolute;
    top: 80px;
    left: -7vw;
}
.section-wire .section-inner::after{
    content: '';
    width: 18vw;
    aspect-ratio: 16 / 5;
    background: linear-gradient(to right, var(--color-yellow) 45%, transparent);
    position: absolute;
    bottom: 50px;
    right: -15vw;
}
.section-wire .section-title > span{
    display: inline-block;
    background-color: #fff;
    padding: 5px;
    line-height: 1;
    margin-right: 5px;
} 
.s-wire-bg-illust{
    width: 13vw;
    position: absolute;
    bottom: -10px;
    left: -6vw;
}
.section-wire .wire-pill-list{
    width: 80%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 80px;
}
.section-wire .wire-pill-list .wire-pill{
    width: calc((100% - 80px) / 3);
    max-width: 280px;
    min-width: 150px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
}
.section-wire .wire-pill-list .wire-pill__label{
    font-size: clamp(1.5rem, 3vw, 40px);
    font-weight: 700;
    margin-bottom: 20px;
}
.section-wire .wire-pill-list .wire-pill-costomer{
    background-color: var(--color-yellow);
    background-image: url(/img/sub1_Customer.png);
    background-size: 55%;
    background-repeat: no-repeat;
    background-position: center 145%;
}
.section-wire .wire-pill-list .wire-pill-seller{
    background-color: var(--color-orange);
    background-image: url(/img/sub1_celler.png);
    background-size: 60%;
    background-repeat: no-repeat;
    background-position: center bottom;
}
.section-wire .wire-pill-list .wire-pill-supplier{
    background-color: var(--color-blue);
    background-image: url(/img/sub1_Client.png);
    background-size: 60%;
    background-repeat: no-repeat;
    background-position: center bottom;
}

/* section 2 */
.section-know{
    position: relative;
    text-align: right;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}
.section-know__bg{
    width: 50%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
}
.section-know__bg img{
    height: 100%;
    object-fit: cover;
    object-position: right top;
}
.section-know .section-inner{
    padding: 100px 0;
}
.section-know__content .section-title{
    margin-bottom: 60px;
}
.section-know__content .section-lead{
    margin-bottom: 80px;
}

/* section 3 */
.section-platform{
    background: linear-gradient(to bottom, var(--color-yellow) 50%, transparent 50%);
    height: 100vh;
}
.section-platform .section-inner{
    padding: 30px 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 80px;
}
.section-platform .section-inner .section-title{
    color: var(--color-white);
    text-align: center;
}
.section-platform .card-grid{
    height: 100%;
}
.card-grid{
    display: grid;
}
.card-grid--3{
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
}
.section-platform .card-grid > li{
    padding: 40px;
    background-color: #fff;
    border-radius: 20px;
    box-shadow: 6px 6px 10px var(--black-film);
    position: relative;
}
.section-platform .card-grid >li h6{
    text-align: center;
    color: var(--color-yellow);
    margin-bottom: 20px;
}
.section-platform .card-grid .feature-card__desc{
    line-height: 1.6;
    font-size: 20px;
    font-weight: 600;
    color: #4d4d4d;
}
.section-platform .card-grid .feature-card__desc > li{
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 10px;
}
.section-platform .card-grid .feature-card__desc > li:has(.dev-label){
    margin-left: 0;
    list-style: none;
}
.dev-label{
    font-style: normal;
    font-size: 14px;
    display: inline-block;
    border: 1px solid var(--color-orange);
    color: var(--color-orange);
    border-radius: 20px;
    padding: 1px 10px;
    font-weight: 600;
    margin-right: 5px;
}
.feature-card__illust{
    position: absolute;
    right: 0;
    bottom: 0;
    width: 70%;
}

/* section 4 — 탭별 배경: data-operation-tab (manual | ai), JS에서 전환 */
.section-operation{
    min-height: 100vh;
    transition: background-color 0.45s ease;
    background-repeat: no-repeat;
}
.section-operation[data-operation-tab="manual"]{
    background-color: #F1EFEF;
    background-image: url(/img/sub4_01_bg_crop.png);
    background-position: left top;
    background-size: 50%;
}
.section-operation[data-operation-tab="ai"]{
    background-color: #f7f7f7;
    background-image: url(/img/sub4_02_bg.png);
    background-position: 30px bottom;
    background-size: 40%;
}
.operation-tab-nav{
    display: flex;
    align-items: center;
    gap: 40px;
    width: 50%;
    margin-left: 50%;
}
.operation-tab-nav > li a{
    font-size: 20px;
    width: 160px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #d4d4d4;
    color: #999;
    border-radius: 50px;
    font-weight: 600;
}
.operation-tab-nav > li a.active{
    background-color: var(--color-orange);
    color: var(--color-white);
}
.operation-tab-con{
    margin-top: 30px;
}
.operation-tab-con > .section-operation__content{
    display: none;
    gap: 60px;
}
.operation-tab-con > .section-operation__content.is-active{
    display: flex;
}
.operation-tab-con .section-operation__content .section-title{
    flex: 1;
    text-align: right;
}
.operation-tab-con .section-operation__content .info-panels{
    width: 50%;
}
.operation-tab-con .section-operation__content .info-panel{
    padding: 30px;
    background-color: #fff;
    border-radius: 20px;
    margin-bottom: 20px;
    box-shadow: 6px 6px 10px var(--black-film);
    font-size: 20px;
    font-weight: 600;
    color: #4d4d4d;
}
.operation-tab-con .section-operation__content .info-panel .info-panel__title{
    margin-bottom: 10px;
}
.operation-tab-con .info-panel .info-panel__list li{
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 10px;
}
.operation-tab-con .info-panel .info-panel__list li:last-child{
    margin-bottom: 0;
}
.operation-tab-con .info-panels .info-panel__title{
    color: var(--color-orange);
}

/* section 5 */
.section-diacoin{
    background: linear-gradient(154deg, transparent, var(--color-yellow) 60%);
    height: 100vh;
    position: relative;
    overflow: hidden;
}
.section-diacoin .section-inner{
    padding: 50px 0;
}
.section-diacoin__device{
    position: absolute;
    width: auto;
    height: 105vh;
    top: 50%;
    right: 5vw;
    transform: translateY(-50%);
}
.section-diacoin__device img{
    width: auto;
    height: 100%;
}
.section-diacoin__content{
    font-size: 30px;
    font-weight: 500;
}
.section-diacoin__content .section-title{
    margin-bottom: 60px;
}
.section-diacoin__content > h3{
    margin-bottom: 30px;
}
.section-diacoin__content > p{
    line-height: 1.7;
}

/* section 6 */

/* 프라이빗 방송 — 메일함 클릭: 닫힘 숨김 → 열린함+편지+내용 레이어 */
.section-private-mail{
    padding: 200px 0;
    background-color: #fff8e3;
    height: fit-content;
    background-image: url(/img/link_bg.png);
    background-repeat: no-repeat;
    background-position: center 115%;
    background-size: 60%;
    position: relative;
    overflow: hidden;
}
.section-private-mail .section-inner{
    width: 90%;
    max-width: 1400px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    min-height: 630px;
}
.pm-text{
    z-index: 3;
}
.section-private-mail .section-title{
    margin-bottom: 40px;
}
.section-private-mail .pm-lead{
    font-size: 30px;
    line-height: 1.7;
    font-weight: 500;
}
.private-mail{
    width: 35%;
    height: stretch;
}
.private-mail__viewport{
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.private-mail__trigger{
    position: relative;
    z-index: 2;
    margin: 0;
    padding: 0;
    border: 0;
    background: none;
    cursor: pointer;
    transition: opacity 0.35s ease, transform 0.35s ease, visibility 0.35s;
}
.private-mail__closed-visual{
    display: block;
    line-height: 0;
    animation: up-down 2.5s ease-in-out infinite;
}
.private-mail__closed-visual img{
    width: auto;
    /* max-width: min(260px, 90vw); */
    height: auto;
    display: block;
}
.private-mail__trigger-text{
    display: block;
    margin-top: 12px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-orange);
}
.private-mail.is-open .private-mail__trigger{
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(0.96);
}
.private-mail__panel{
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease 0.1s, visibility 0.4s;
}
.private-mail.is-open .private-mail__panel{
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
.private-mail__stack{
    position: relative;
    width: min(100%, 440px);
    height: 400px;
}
.private-mail__open-box,
.private-mail__paper,
.private-mail__body{
    opacity: 0;
    transform: translate(-50%, 12px);
    transition: opacity 0.45s ease, transform 0.45s ease;
}
.private-mail__open-box{
    position: absolute;
    bottom: 0;
    left: 50%;
    z-index: 1;
    margin: 0;
    line-height: 0;
    width: 100%;
}
.private-mail__open-box img{
    width: 100%;
    height: auto;
    display: block;
}
.private-mail__paper{
    position: absolute;
    bottom: 52px;
    left: 50%;
    z-index: 2;
    width: 100%;
    margin: 0;
    line-height: 0;
}
.private-mail__paper img{
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 8px 20px rgba(11, 18, 21, 0.12));
}
.private-mail__body{
    position: absolute;
    bottom: 140px;
    left: 50%;
    z-index: 3;
    width: 80%;
    padding: 20px 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.private-mail__lead{
    font-size: 1.05rem;
    line-height: 1.55;
    margin-bottom: 30px;
    color: rgb(11, 18, 21);
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.private-mail__lead > dl dt{
    font-size: 1.2em;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 5px;
}
.private-mail__lead > dl dt span{
    font-size: 1.2em;
}

.private-mail.is-open .private-mail__open-box{
    opacity: 1;
    transform: translate(-50%, 0);
    transition-delay: 0.08s;
}
.private-mail.is-open .private-mail__paper{
    opacity: 1;
    transform: translate(-50%, 0);
    transition-delay: 0.2s;
}
.private-mail.is-open .private-mail__body{
    opacity: 1;
    transform: translate(-50%, 0);
    transition-delay: 0.4s;
}
.private-mail__collapse{
    border: 1px solid var(--color-orange);
    background-color: var(--color-white);
    color: var(--color-orange);
    padding: 5px 20px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
}
@media (prefers-reduced-motion: reduce) {
    .private-mail__trigger,
    .private-mail__panel,
    .private-mail__open-box,
    .private-mail__paper,
    .private-mail__body{
        transition-duration: 0.01ms;
    }
    .private-mail.is-open .private-mail__open-box,
    .private-mail.is-open .private-mail__paper,
    .private-mail.is-open .private-mail__body{
        transition-delay: 0s;
    }
}

.pm-absol{
    position: absolute;
    width: 10vw;
    animation: up-down 3s ease-in-out infinite;
    z-index: 2;
}
@keyframes up-down{
    0%{
        transform: translateY(-10px);
    }
    50%{
        transform: translateY(10px);
    }
    100%{
        transform: translateY(-10px);
    }
}
.pm-absol-1{
    left: 20vw;
    top: 20px;
    width: 12vw;
}
.pm-absol-2{
    right: -2vw;
    top: 50px;
    width: 15vw;
}
.pm-absol-3{
    left: 10vw;
    bottom: 5px;
    width: 7vw;
}
.pm-absol-3 img{
    transform: rotate(12deg);
}
.pm-absol-4{
    right: 10vw;
    bottom: 50px;
}

/* section 7 */
.section-resources{
    background: linear-gradient(to right, transparent 30%, var(--color-yellow) 30%);
    height: 90vh;
}
.section-inner--resources{
    padding: 80px 0;
    position: relative;
    top: 50%;
    transform: translateY(-50%);
}
.resources-highlight{
    background-color: var(--color-orange);
    width: calc(30% + 50px);
    height: 100%;
    padding: 80px 50px;
    padding-left: 90px;
    position: absolute;
    top: 0;
    left: calc((100% - 1400px) / 2);
}
.resources-highlight .resources-highlight__title{
    color: var(--color-white);
}
.rcl_swiper_nav{
    width:fit-content;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 50px;
}
.rcl_swiper_nav .swiper-button-next,
.rcl_swiper_nav .swiper-button-prev{
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--color-white);
    position: initial;
    margin: 0;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
}
.rcl_swiper_nav .swiper-button-next,
.rcl_swiper_nav .swiper-button-prev{
    ::slotted(svg), svg{
        display: none;
    }
}
/* 리소스 카드: 수동 복제 등으로 슬라이드가 늘어도 진행은 data-logical-slides(기본 4) 기준 */
.resources-highlight .rcl-logical-progress{
    position: initial;
    width: 240px;
    margin-top: 30px;
    height: 4px;
    border-radius: 999px;
    overflow: hidden;
    background-color: rgba(252, 252, 252, 0.35);
}
.resources-highlight .rcl-logical-progress__fill{
    height: 100%;
    width: 100%;
    background-color: var(--color-white);
    transform-origin: 0 50%;
    transform: scaleX(0);
    transition: transform 0.35s ease;
}
/* Swiper 기본 .swiper 가 margin 좌우 auto 로 가운데 정렬됨 → 오른쪽 붙이려면 우측 마진 0 명시 */
.section-resources .resource-card-list.swiper{
    width: 60%;
    margin-left: auto;
    margin-right: 0;
}
.resource-card{
    padding: 30px;
    background-color: #fff;
    height: 420px;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    word-break: keep-all;
    font-size: 1.1rem;
    font-weight: 500;
    color: #333;
}
.resource-card__title{
    text-align: center;
    margin-bottom: 10px;
}
.resource-card_list > li{
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 10px;
}
.resource-card__excerpt{
    line-height: 1.6;
}
.resource-card .resource-card_imgbox{
    text-align: right;
}
.resource-card .resource-card_imgbox .resource-card__thum{
    display: block;
}
.resource-card .resource-card_imgbox .resource-card__thum img{
    display: inline-block;
    width: 120px;
    height: 120px;
    object-fit: contain;
    object-position: bottom right;
}
.resource-card_imgbox > p{
    font-size: 0.9rem;
    margin-top: 5px;
}

/* section 8 */
.section-cta-banner{
    height: 90vh;
    background: url(/img/sub8_bg.jpg) no-repeat center / cover;
}
.section-cta-banner__inner{
    padding: 80px 0;
}
.section-cta-banner__inner > button{
    margin-top: 50px;
}

/* footer */
.site-footer{
    background-color: var(--color-orange);
    color: var(--color-white);
    padding: 30px 0;
    position: relative;
    overflow: hidden;
    font-size: clamp(12px, 3vw, 14px);
}
.site-footer .footer-inner{
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.footer-left .footer-body{
    display: flex;
    max-width: 900px;
    justify-content: space-between;
    gap: 20px;
}
.f-body-item .f-body-item__label{
    font-weight: 300;
    opacity: 0.95;
    margin-bottom: 10px;
}
.f-body-item__list > li{
    font-weight: 300;
    margin-bottom: 2px;
}
.f-body-item__list > li:last-child{
    margin-bottom: 0;
}
.f-body-item__list > li b{
    font-weight: 600;
    display: inline-block;
    margin-right: 8px;
}
.footer-right{
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: flex-end;
}
.footer-right a{
    color: var(--color-white);    
}
.footer-right .footer-nav ul{
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}
.footer-social{
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: center;
}
.footer-social__link{
    display: block;
}
.footer-social__link img{
    display: inline-block;
    width: 20px;
    object-position: center;
}
.footer-right .footer-copyright{
    font-weight: 300;
}
.footer-brand{
    font-size: 8.5vw;
    line-height: 1;
    font-weight: 700;
    opacity: 0.15;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

/* modal - 개인정보처리방침,이메일무단수집거부 */
.modal-overlay{
    position: fixed;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    z-index: 9999;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 120px 0;
    box-sizing: border-box;
}
.modal-overlay.is-open{
    display: flex;
}
.modal-content{
    width: 90%;
    max-width: 600px;
    height: 100%;
    overflow-y: scroll;
    background-color: var(--color-white);
    padding: 50px;
    box-sizing: border-box;
    border-radius: 10px;
}
.privacy-title{
    font-size: clamp(18px, 3vw, 1.5rem);
    font-weight: 700;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--text-black);
    margin-bottom: 20px;
}
.privacy-content{
    font-size: 1rem;
    font-weight: 300;
    padding: 0 10px;
}
.modal-close{
    font-size: 0.9rem;
    font-weight: 600;
    height: 30px;
    width: 50px;
    border-radius: 50px;
    border: 1px solid var(--text-black);
    background-color: var(--text-black);
    color: var(--color-white);
    cursor: pointer;
    position: absolute;
    top: 60px;
}

.privacy-content{
    font-size: 0.9rem;
}
.privacy-content h6{
    font-size: 1rem;
    margin-bottom: 5px;
}
.privacy-content > div{
    margin-bottom: 20px;
}

/* hover */
@media (hover: hover) and (pointer: fine) {
    .header-inner .h_menu a::before{
        content: '';
        width: 0;
        height: 2px;
        background-color: var(--color-white);
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        transition: all 0.3s ease-in-out;
    }
    .header-inner .h_menu a:hover::before{
        width: 100%;
    }
    .cs-btn:hover{
        background-color: var(--color-orange);
        color: var(--color-white);
    }
}

/* main-반응형 */
@media screen and (max-width: 1440px) {
    .centerbox{
        width: 80%;
    }
    /* main-banner */
    .main-banner-inner-text .m-br{
        display: block;
    }
    /* section 3 */
    .section-platform .card-grid{
        min-height: 400px;
    }
    .feature-card__illust{
        width: 40%;
    }

    /* section 5 */
    .section-diacoin__content{
        width: 65%;
    }
    .section-diacoin__device{
        right: -5vw;
        height: 105%;
    }

    /* section 7 */
    .resources-highlight{
        left: 10%;
        padding-left: 50px;
        padding-right: 60px;
    }
}
@media screen and (max-width: 1280px){
    /* section 6 */
    .section-private-mail{
        height: fit-content;
    }
    .private-mail__closed-visual img{
        width: 100%;
    }
    .private-mail__body{
        bottom: 75px;
    }
}
@media screen and (max-width: 1024px){
    html{
        font-size: 15px;
    }
    .centerbox{
        width: 90%;
    }
    .section{
        padding: 100px 0;
    }
    .section-know,
    .section-platform,
    .section-operation,
    .section-diacoin,
    .section-private-mail,
    .section-resources{
        min-height: fit-content;
        height: auto;
    }
    /* header */
    header{
        height: 70px;
        padding: 10px 0;
    }
    .header-inner{
        height: 100%;
        font-size: 1rem;
    }
    /* main-banner */
    .main-banner-content{
        padding-top: 70px;
    }
    .main-banner-inner-text{
        gap: 4vw;
    }

    /* section 1 */
    .section-wire{
        background-position: top 40px right 2vw;
        min-height: fit-content;
    }
    .section-wire .section-inner{
        padding: 80px 0;
        min-height: fit-content;
    }
    .s-wire-bg-illust{
        bottom: -5vw;
    }

    /* section 2 */
    .section-know .section-inner{
        padding: 40px 0;
    }

    /* section 3 */
    .section-platform .section-inner{
        padding: 0;
    }
    .section-platform .card-grid{
        min-height: 380px;
    }
    .card-grid--3{
        gap: 40px;
    }
    .section-platform .card-grid > li{
        padding: 30px;
    }
    .section-platform .card-grid .feature-card__desc{
        font-size: 1.1rem;
    }

    /* section 4 */
    .operation-tab-nav{
        gap: 20px;
    }
    .operation-tab-nav > li a{
        font-size: clamp(1rem, 1.8vw, 18px);
        width: 140px;
        height: 45px;
    }
    .section-operation[data-operation-tab="manual"]{
        background-size: contain;
    }
    .section-operation[data-operation-tab="ai"]{
        background-position: right bottom -4vw;
    }
    .operation-tab-con > .section-operation__content.is-active{
        display: flex;
        flex-direction: column;
        gap: 40px;
    }
    .operation-tab-con .section-operation__content .info-panels{
        width: 100%;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .operation-tab-con .section-operation__content .info-panel{
        font-size: clamp(1rem, 1.8vw, 18px);
        margin-bottom: 0;
        padding: 25px;
        border-radius: 15px;
    }

    /* section 5 */
    .section-diacoin__content{
        font-size: clamp(1.1rem, 2.5vw, 24px);
        word-break: keep-all;
    }
    .section-diacoin__device{
        height: 100%;
        transform: translateY(0);
        top: auto;
        bottom: -7vw;
        right: -9vw;
    }
    .section-diacoin__device img{
        transform: rotate(13.5deg);
    }

    /* section 6 */
    .section-private-mail{
        background-size: 80%;
    }
    .section-private-mail .section-inner{
        min-height: 480px;
    }
    .section-private-mail .pm-lead{
        font-size: clamp(1.1rem, 2.5vw, 24px);
    }
    .private-mail{
        width: 40%;
    }
    .private-mail__body{
        width: 100%;
        padding: 20px;
        bottom: 20%;
    }
    .private-mail__lead{
        font-size: 1rem;
    }

    /* section 7 */
    .section-resources{
        background: linear-gradient(to bottom, transparent 30%, var(--color-yellow) 30%);
        padding: 0;
    }
    .section-inner--resources{
        top: 0;
        transform: translateY(0);
        width: 90%;
        margin: 0 auto;
        padding: 30px 0;
    }
    .resources-highlight{
        position: initial;
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .resources-highlight .rcl-logical-progress{
        width: 100%;
    }
    .section-resources .resource-card-list.swiper{
        margin-top: -50px;
        width: 90%;
        margin-right: auto;
    }

    /* section 8 */
    .section-cta-banner{
        height: 700px;
    }
    .section-cta-banner__inner{
        padding: 40px 0;
    }

}
@media screen and (max-width: 1024px) and (max-height: 1366px) and (min-height: 801px){
    /* main-banner */
    .main-banner{
        height: 800px;
    }
}
@media screen and (max-width: 768px) {
    /* main-banner */
    .main-banner{
        height: 600px;
    }
    /* section 2 */
    .section-know{
        text-align: center;
    }
    .section-know::before{
        content: '';
        width: 100%;
        height: 100%;
        background-color: rgba(255, 255, 255, .5);
        position: absolute;
        top: 0;
        left: 0;
        z-index: 0;
        backdrop-filter: blur(1px);
    }
    .section-know__bg{
        width: 100%;
    }
    .section-know .section-inner{
        z-index: 1;
        word-break: keep-all;
    }
    .section-know__content .pc-br{
        display: none;
    }
    .section-know__content .section-title{
        margin-bottom: 30px;
    }

    /* section 3 */
    .section-platform .section-inner{
        gap: 4rem;
    }
    .section-platform .card-grid{
        width: 80%;
        margin: 0 auto;
        min-height: fit-content;
    }
    .card-grid--3{
        grid-template-columns: 1fr;
    }
    .section-platform .card-grid > li{
        height: 250px;
    }
    .feature-card__illust{
        width: 25%;
    }

    /* section 4 */
    .operation-tab-nav{
        width: 100%;
        margin-left: 0;
        justify-content: center;
    }
    .section-operation__content .pc-br{
        display: none;
    }
    .operation-tab-con .section-operation__content .section-title{
        text-align: center;
    }

    /* section 5 */
    .section-diacoin .section-inner{
        padding: 0;
    }
    .section-diacoin__device{
        height: auto;
        width: 50vw;;
    }
    .section-diacoin__device img{
        width: 100%;
        height: auto;
    }

    /* section 6 */
    .section-private-mail .section-inner{
        flex-direction: column;
        min-height: fit-content;
    }
    .section-private-mail .section-title{
        margin-bottom: 20px;
        text-align: center;
    }
    .section-private-mail .section-title .pc-br{
        display: none;
    }
    .section-private-mail .pm-lead{
        text-align: center;
    }
    .section-private-mail .pm-lead .pc-br{
        display: none;
    }
    .private-mail{
        width: 50%;
        height: fit-content;
    }
    .private-mail.is-open{
        height: 530px;
    }
    .private-mail__viewport{
        min-height: 300px;
    }
    .pm-absol{
        width: 15vw;
    }
    .pm-absol-1{
        width: 15vw;
        left: 2vw;
        top: -20px;
    }
    .pm-absol-2{
        width: 20vw;
        top: 22%;
    }
    .pm-absol-3{
        width: 10vw;
        bottom: -10px;
    }
    .pm-absol-4{
        bottom: 10px;
    }

    /* section 7 */
    .rcl_swiper_nav .swiper-button-next, 
    .rcl_swiper_nav .swiper-button-prev{
        width: 40px;
        height: 40px;
    }
    .rcl_swiper_nav .swiper-button-next > span, 
    .rcl_swiper_nav .swiper-button-prev > span{
        font-size: 20px;
    }
    .resource-card{
        font-size: 1rem;
        height: 380px;
    }

    /* section 8 */
    .section-cta-banner{
        height: fit-content;
    }

    /* footer */
    .footer-left .footer-body{
        flex-direction: column;
    }
    .f-body-item__list{
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
    }
    .f-body-item__list .pc-br{
        display: none;
    }
    .f-body-item:has(.footer-social){
        display: flex;
        gap: 20px;
    }
    .footer-social{
        flex-direction: row;
        gap: 10px;
    }

    /* modal - 개인정보처리방침,이메일무단수집거부 */
    .modal-overlay{
        padding: 100px 0 60px;
    }

}
@media screen and (max-width: 500px) {
    html{
        font-size: 14px;
    }
    .cs-btn{
        padding: 0.8rem 2rem;
    }
    .section{
        padding: 80px 0;
    }
    .dev-label{
        font-size: 12px;
    }
    /* header */
    header{
        height: 60px;
        padding: 10px 0;
    }
    .header-inner .logo img{
        height: 30px;
    }
    .header-inner .h_menu{
        gap: 20px;
    }
    /* main-banner */
    .main-banner-inner-text{
        gap: 30px;
        word-break: keep-all;
    }
    /* section 1 */
    .section-wire .wire-pill-list{
        margin-top: 40px;
        flex-direction: column;
        gap: 20px;
    }
    .section-wire .wire-pill-list .wire-pill{
        width: 100%;
        aspect-ratio: 2 / 1;
        border-radius: 10px;
        overflow: hidden;
    }
    .section-wire .wire-pill-list .wire-pill-costomer{
        background-size: 30%;
    }
    .section-wire .wire-pill-list .wire-pill-seller,
    .section-wire .wire-pill-list .wire-pill-supplier{
        background-size: 35%;
    }
    
    /* section 2 */
    .section-know .section-inner{
        padding: 0;
    }
    .section-know__content .section-lead{
        margin-bottom: 60px;
    }
    
    /* section 3 */
    .section-platform .card-grid{
        width: 90%;
        gap: 2rem;
    }
    .section-platform .card-grid .feature-card__desc{
        font-size: 1rem;
    }
    .section-platform .card-grid > li{
        padding: 20px;
        border-radius: 15px;
        height: 220px;
    }

    /* section 4 */
    .section-operation{
        position: relative;
    }
    .section-operation::before{
        content: '';
        width: 100%;
        height: 100%;
        background-color: rgba(255, 255, 255, .5);
        position: absolute;
        top: 0;
        left: 0;
        z-index: 0;
        backdrop-filter: blur(1px);
    }
    .section-operation .section-inner{
        z-index: 1;
        position: relative;
    }
    .operation-tab-nav > li a{
        width: 130px;
        height: 40px;
    }
    .section-operation[data-operation-tab="manual"]{
        background-size: cover;
    }
    .section-operation[data-operation-tab="ai"]{
        background-position: center bottom;
        background-size: 100%;
    }
    .operation-tab-con > .section-operation__content.is-active{
        gap: 30px;
    }
    .operation-tab-con .section-operation__content .info-panels{
        grid-template-columns: 1fr;
    }
    .operation-tab-con .section-operation__content .info-panel{
        padding: 20px;
    }

    /* section 5 */
    .section-diacoin__content{
        width: 100%;
    }
    .section-diacoin__content .section-title{
        margin-bottom: 40px;
    }
    .section-diacoin__device{
        display: none;      
    }

    /* section 6 */
    .section-private-mail{
        background-image: none;
    }
    .section-private-mail .section-inner{
        gap: 30px;
    }
    .private-mail{
        width: 90%;
    }
    .private-mail.is-open{
        height: 460px;
        overflow: hidden;
    }
    .private-mail__viewport{
        min-height: 300px;
    }
    .private-mail__paper{
        bottom: 50px;
    }
    .private-mail__body{
        bottom: 50px;
        background-color: #f8f8f8;
        border-right: 1.5vw solid #dcdcdc;
    }
    .private-mail__lead > dl dt{
        font-size: 1.1em;
    }
    .pm-absol-1{
        top: 0;
    }
    .pm-absol-4{
        bottom: 30px;
        right: 5vw;
    }

    /* section 7 */
    .section-inner--resources{
        padding: 0;
    }
    .resources-highlight{
        padding: 40px 40px 80px;
        justify-content: center;
    }
    .resources-highlight .resources-highlight__title{
        width: 100%;
        text-align: center;
    }
    .rcl_swiper_nav,
    .resources-highlight .rcl-logical-progress{
        margin-top: 20px;
    }
    .rcl_swiper_nav .swiper-button-next, 
    .rcl_swiper_nav .swiper-button-prev{
        width: 35px;
        height: 35px;
    }
    .rcl_swiper_nav .swiper-button-next > span, 
    .rcl_swiper_nav .swiper-button-prev > span{
        font-size: 18px;
    }
    .resource-card{
        height: 340px;
        padding: 25px;
    }

    /* section 8 */
    .section-cta-banner{
        position: relative;
    }
    .section-cta-banner::before{
        content: '';
        width: 100%;
        height: 100%;
        background-color: rgba(11, 18, 21, .3);
        position: absolute;
        top: 0;
        left: 0;
        z-index: 0;
        backdrop-filter: blur(1px);
    }
    .section-cta-banner__inner{
        padding: 0;
        z-index: 1;
        position: relative;
        text-align: center;
    }
    .section-cta-banner__title{
        color: var(--color-white);
    }
    .section-cta-banner__inner > button{
        margin-top: 40px;
    }

    /* footer */
    .footer-brand{
        font-size: 15vw;
    }

    /* modal - 개인정보처리방침,이메일무단수집거부 */
    .modal-content{
        padding: 35px 20px;
    }
}

/* member - join */
.member-join{
    width: 100%;
    min-height: 100vh;
    background-color: var(--text-black);
}
.member-join__top{
    background: linear-gradient(to right, var(--color-yellow), var(--color-orange));
    min-height: calc(100vh - 220px);
    padding-top: 100px;
    border-radius: 0 0 10vw 10vw;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    position: relative;
}
.member-join__top::before{
    content: '';
    width: 100%;
    height: 100%;
    background: url(/img/join-bg-pattern.png) no-repeat center / cover;
    position: absolute;
    top: 0;
    left: 0;
}
.member-join__inner{
    width: 90%;
    max-width: 600px;
    min-width: 0;
    margin: 0 auto;
    padding: 50px 30px;
    background-color: #fff;
    border-radius: 10px 10px 0 0;
}
.member-join__inner h4{
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
}
.member-join__form{
    padding: 20px;
    background-color: #fbfbfb;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    border-radius: 10px;
}
.member-join__form fieldset{
    margin-bottom: 20px;
    border: 0;
    border-top: 1px solid var(--color-orange);
    padding: 10px 20px;
    background-color: #fff;
    border-radius: 0 0 10px 10px;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
}
.member-join__form fieldset legend{
    text-align: center;
    padding: 0 10px;
    color: var(--color-orange);
    min-width: 0;
    max-width: 100%;
}
.member-join__form .form-group:not(.form-memo){
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    min-width: 0;
}
.member-join__form .form-group label,
.member-join__form .form-group .form-group__label{
    width: 100px;
    font-size: 0.95rem;
    color: #545251;
    flex-shrink: 0;
}
.member-join__form .form-group--file{
    align-items: stretch;
}
.member-join__form .file-upload{
    position: relative;
    flex: 1;
    min-width: 0;
    min-height: 35px;
    border-radius: 5px;
    border: 1px solid #ccc;
    background-color: #fff;
    overflow: hidden;
}
.member-join__form .file-upload:focus-within{
    border-color: var(--color-orange);
}
.member-join__form .file-upload__input{
    position: absolute;
    inset: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    font-size: 0;
}
.member-join__form .file-upload__ui{
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 35px;
    padding: 0 10px;
    pointer-events: none;
}
.member-join__form .file-upload__btn{
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 25px;
    padding: 0 12px;
    border-radius: 4px;
    font-size: clamp(10px, 2vw, 12px);
    font-weight: 600;
    color: var(--color-white);
    background: linear-gradient(to right, var(--color-yellow), var(--color-orange));
}
.member-join__form .file-upload__name{
    flex: 1;
    min-width: 0;
    font-size: 0.85rem;
    color: #666;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.member-join__form .form-group input{
    height: 35px;
    padding: 0 10px;
    flex: 1;
    min-width: 0;
    border-radius: 5px;
    border: 1px solid #ccc;
    background-color: #fff;
    font-weight: 300;
}
.member-join__form .form-group input::placeholder{
    color: #aaa;
}
.member-join__form .form-group input:focus-visible,
.member-join__form .form-group textarea:focus-visible{
    outline: none;
}
.member-join__form .form-group input:focus,
.member-join__form .form-group.form-memo textarea:focus{
    border-color: var(--color-orange);
}
.member-join__form .form-group.form-memo{
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    min-width: 0;
}
.member-join__form .form-group.form-memo textarea{
    padding: 5px;
    border-radius: 5px;
    min-height: 50px;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    border-color: #ccc;
    font-weight: 300;
}
.form-btn-group{
    padding: 20px;
    text-align: center;
}
.form-btn-group .submit-btn,
.form-btn-group .cancel-btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 35px;
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
}
.form-btn-group .submit-btn{
    background-color: var(--color-orange);
    color: var(--color-white);
    border: 0;
}
.form-btn-group .submit-btn:hover{
    background-color: #e46f1f;
}
.form-btn-group .submit-btn:active,
.form-btn-group .cancel-btn:active{
    transform: scale(0.95);
}
.form-btn-group .cancel-btn:hover{
    opacity: 0.7;
}
.form-btn-group .cancel-btn{
    background-color: var(--color-white);
    color: var(--color-orange);
    border: 2px solid var(--color-orange);
}
.member-join__footer{
    padding: 50px 0;
    color: var(--color-white);
    height: 220px;
}
.member-join__footer-inner{
    width: 90%;
    margin: 0 auto;
    text-align: center;
}
.member-join__footer-logo{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}
.member-join__footer-logo img{
    width: auto;
    height: 50px;
}
.member-join__footer-logo span{
    font-size: 2rem;
    font-weight: 700;
}
.member-join__footer-nav ul{
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: clamp(12px, 2vw, 14px);
    margin-bottom: 5px;
}
.member-join__footer-nav a{
    color: var(--color-white);
}
.member-join__footer-copyright{
    font-weight: 300;
    opacity: 0.9;
    font-size: clamp(12px, 2vw, 14px);
}

@media screen and (max-width: 500px) {
    .member-join__inner{
        padding: 30px 20px;
    }
    .member-join__form{
        padding: 15px;
    }
    .member-join__form fieldset{
        padding: 10px 15px;
    }
    .member-join__form .form-group.form-memo{
        padding: 15px;
    }
    .member-join__form .form-group:not(.form-memo){
        flex-direction: column;
        gap: 8px;
    }
    .member-join__form .form-group input,
    .member-join__form .file-upload{
        height: 30px;
        flex: none;
        width: 100%;
    }
    .member-join__form .file-upload__ui,
    .member-join__form .file-upload{
        min-height: 30px;
    }
    .member-join__form .form-group label, 
    .member-join__form .form-group .form-group__label{
        width: 100%;
    }
    .member-join__form .file-upload__btn{
        height: 20px;
    }
    .member-join__footer-logo img{
        height: 45px;
    }
}