@charset "utf-8";

:root {
    --main-font: 'Pretendard', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --main-color-black: #222222;
    --main-accent: #ba0000;
    --color-red: #ba0000;
    --color-white: #ffffff;
}
body {
    margin: 0; padding: 0;
    font-family: var(--main-font);
    color: var(--main-color-black);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
#wrap { width: 100%; position: relative; overflow-x: clip; }
.main-page {
    --page-gutter: clamp(24px, 4.44444vw, 96px);
    --page-paper: #f7f7f2;
    --page-red: #c90000;
    width: 100%; position: relative; overflow-x: clip;
}
.main-page > section:not(.main-banner) { box-sizing: border-box; }
.main-page .section-kicker {
    font: 400 12px/1.4 'Pretendard-Regular', sans-serif;
    color: var(--page-red); margin: 0;
}
.main-page .action-pill,
.smart-pills-row .pill-btn {
    display: inline-flex; align-items: center; justify-content: space-between;
    gap: 32px; min-height: 56px; min-width: 216px; padding: 0 24px;
    border: 1px solid #82827c; border-radius: 50px; box-sizing: border-box;
    font: 400 15px/1.2 'Pretendard-Regular', sans-serif; text-decoration: none;
    transition: background .2s, color .2s, border-color .2s;
}
.main-page .action-pill span,
.smart-pills-row .pill-btn span { font: 400 25px/1 sans-serif; }
.main-page .action-pill--red { background: var(--page-red); border-color: var(--page-red); color: #fff; }
.main-page .action-pill:hover { background: #171717; border-color: #171717; color: #fff; }
.main-page a:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }

/* Scroll thresholds reveal items individually; static pages stay readable. */
.main-page .reveal-line { display: block; }
.main-page.is-reveal-ready [data-reveal] {
    opacity: 0;
    transform: translateY(24px);
}
.main-page.is-reveal-ready [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
    transition: opacity 650ms ease, transform 650ms cubic-bezier(.22, 1, .36, 1),
        background 200ms, color 200ms, border-color 200ms;
}
.main-page.is-reveal-ready [data-reveal]:focus-within {
    opacity: 1;
    transform: none;
    transition: none;
}

/* 01 / ABOUT THE CORE */
.sec-smart-campaigns { background: var(--page-red); color: #fff; padding: 56px var(--page-gutter) 64px; }
.smart-campaigns-wrap { max-width: 1728px; min-height: clamp(520px, 43.333vw, 832px); margin: auto; display: flex; flex-direction: column; }
.sec-smart-campaigns .section-kicker { color: #fff; }
.smart-title {
    margin: clamp(80px, 9.722vw, 160px) 0 0; font-size: clamp(38px, 5.55556vw, 100px);
    line-height: 1.25; letter-spacing: -.045em; font-weight: 700; word-break: keep-all;
}
.smart-body-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-top: auto; padding-top: 100px; }
.smart-desc { font: 400 18px/1.6 'Pretendard-Regular', sans-serif; color: #fff; }
.smart-actions-col { width: 48%; }
.smart-about-label { margin: 0 0 28px; text-align: right; font-size: 16px; }
.smart-pills-row { display: flex; gap: 12px; }
.smart-pills-row .pill-btn { flex: 1; min-width: 0; padding: 0 22px; border-color: #ffffff80; color: #fff; }
.smart-pills-row .pill-btn:hover { color: var(--page-red); background: #fff; border-color: #fff; }

/* 02 / PROJECT */
.sec-innovation { padding: 76px var(--page-gutter); background: var(--page-paper); }
.innovation-split-grid { max-width: 1728px; margin: auto; display: grid; grid-template-columns: 1fr 1.03fr; gap: 48px; }
.innovation-img-box { overflow: hidden; aspect-ratio: 1; }
.innovation-img-box img { display: block; width: 100%; height: 100%; object-fit: cover; }
.innovation-text-col { display: flex; flex-direction: column; min-width: 0; padding: 24px 0; }
.innovation-top-bar { display: flex; align-items: center; gap: 20px; }
.divider-line { flex: 1; height: 1px; background: #e4e4de; }
.innovation-main-title { font-size: clamp(34px, 3.88889vw, 72px); line-height: 1.3; letter-spacing: -.04em; margin: auto 0; padding: 40px 0; word-break: keep-all; }
.innovation-bottom-row { display: flex; flex-direction: column; align-items: flex-start; gap: 28px; }
.innovation-lead-text { font: 400 18px/1.6 'Pretendard-Regular', sans-serif; color: #777772; }

/* 03 / HOW WE WORK */
.sec-core-cards {
    --core-card-height: clamp(360px, 38.61111vw, 620px);
    padding: 42px var(--page-gutter) 60px; background: #171717; color: #fff; overflow: hidden;
}
.core-section-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 44px; }
.sec-core-cards .section-kicker { color: #d0d0cb; }
.core-lead-slogan { font: 400 16px/1.5 'Pretendard-Regular', sans-serif; color: #e4e4df; }
.core-cards-track { display: flex; gap: 96px; width: 100%; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; scroll-snap-type: x mandatory; }
.core-cards-track::-webkit-scrollbar { display: none; }
.core-cards-track:focus-visible { outline: 1px solid #fff; outline-offset: 8px; }
.is-core-pinned .core-cards-track { overflow-x: hidden; scroll-snap-type: none; }
.core-card-item {
    flex: 0 0 80.7%; display: grid; grid-template-columns: 1.08fr 1fr;
    gap: 56px; height: var(--core-card-height); scroll-snap-align: start;
}
.card-left-text { min-width: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 36px 0 32px 48px; }
.card-giant-watermark { display: flex; flex-direction: column; gap: 22px; }
.card-giant-watermark .core-card-link { display: flex; align-items: center; gap: 18px; width: fit-content; color: #737373; font-size: clamp(24px, 2.77778vw, 48px); font-weight: 700; line-height: 1.1; letter-spacing: -.04em; white-space: nowrap; }
.card-giant-watermark .core-card-number { font: 400 12px/1.2 'Pretendard-Regular', sans-serif; letter-spacing: 0; }
.card-giant-watermark .is-current { color: #fff; }
.card-giant-watermark a:hover { color: #fff; }
.card-info-bottom { display: flex; flex-direction: column; gap: 22px; }
.card-en-title { font-size: clamp(26px, 2.22222vw, 40px); line-height: 1.35; letter-spacing: -.035em; color: #fff; }
.card-ko-detail { font: 400 17px/1.6 'Pretendard-Regular', sans-serif; color: #93938f; word-break: keep-all; }
.card-right-photo { min-width: 0; height: 100%; overflow: hidden; }
.card-right-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.core-section-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 36px; }
.core-progress { display: flex; gap: 8px; }
.core-progress span { width: 72px; height: 2px; background: #666; }
.core-progress .is-active { background: #df0000; }
.core-scroll-hint { color: #7a7a77; font: 400 13px/1.5 'Pretendard-Regular', sans-serif; }
.core-scroll-hint span { padding-left: 12px; }

/* 04 / SERVICES */
.section4 { background: var(--page-paper); }
.main-page .section-head { padding: 80px var(--page-gutter) 54px; box-sizing: border-box; }
.main-page .section-head__title { font-size: clamp(32px, 3.61111vw, 64px); margin: 22px 0; line-height: 1.2; letter-spacing: -.045em; }
.services-heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.services-description { font: 400 18px/1.6 'Pretendard-Regular', sans-serif; color: #888880; }
.service-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); width: 100%; height: clamp(460px, 42.22222vw, 760px); list-style: none; margin: 0; padding: 0; }
.service-strip__item { position: relative; min-width: 0; overflow: hidden; }
.service-strip__link { position: relative; display: block; height: 100%; overflow: hidden; color: #fff; }
.service-strip__link::after { content: ''; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, #0000 25%, #000a 100%); pointer-events: none; }
.service-strip__link::before {
    content: ''; position: absolute; inset: 0; z-index: 2;
    background: #c40000; opacity: .93; pointer-events: none;
    transform: translateY(100%);
    transition: transform .5s cubic-bezier(.22, 1, .36, 1);
}
.service-strip__link img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); display: block; }
.service-strip__link:focus-visible::before { transform: translateY(0); }
.service-strip__link:focus-visible .service-strip__description { color: #fff; }
@media (hover: hover) {
    .service-strip__link:hover::before { transform: translateY(0); }
    .service-strip__link:hover .service-strip__description { color: #fff; }
}
.service-strip__link:focus-visible { outline-offset: -5px !important; }
.service-strip__content { position: absolute; inset: auto 24px 52px; z-index: 3; color: #fff; }
.service-strip__number { display: block; font-size: 12px; margin-bottom: 20px; }
.service-strip__label { font-size: clamp(22px, 1.80556vw, 34px); line-height: 1.2; letter-spacing: -.035em; margin: 0 0 18px; white-space: nowrap; }
.service-strip__description { font: 400 14px/1.6 'Pretendard-Regular', sans-serif; color: #ddd; min-height: 48px; word-break: keep-all; }
.service-strip__btn { display: flex; align-items: center; justify-content: space-between; font-size: 13px; margin-top: 16px; }
.service-strip__btn span { font: 400 25px/1 sans-serif; }

/* 05 / IN NUMBERS */
.sec-metrics { padding: 144px var(--page-gutter) 100px; background: var(--page-paper); }
.metrics-inner-wrap { max-width: 1120px; width: 86%; margin: auto; }
.metrics-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 60px; }
.metrics-title { font-size: clamp(30px, 3.61111vw, 64px); letter-spacing: -.04em; line-height: 1.2; }
.metric-figma-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 18px 0; border-bottom: 1px solid #e3e3dd; }
.metric-figma-row:last-child { border-bottom: 0; }
.m-label { font: 400 18px/1.5 'Pretendard-Regular', sans-serif; color: #8d8d85; }
.m-val { font-size: clamp(48px, 7.22222vw, 120px); line-height: 1.1; font-weight: 700; letter-spacing: -.045em; white-space: nowrap; }
.m-val .unit { color: var(--page-red); }

@media (min-width: 1025px) and (min-height: 650px) {
    .sec-core-cards { --core-card-height: clamp(340px, min(38.61111vw, calc(100svh - 285px)), 620px); }
}
@media (max-width: 1100px) {
    .smart-actions-col { width: 55%; }
    .smart-pills-row .pill-btn { padding: 0 16px; gap: 16px; }
    .innovation-split-grid { gap: 32px; }
    .card-left-text { padding-left: 0; }
    .core-card-item { gap: 32px; }
    .core-cards-track { gap: 56px; }
    .service-strip__content { inset-inline: 18px; }
    .service-strip__label { font-size: 21px; }
    .service-strip__description br { display: none; }
    .metrics-inner-wrap { width: 100%; }
}
@media (max-width: 768px) {
    .main-page .section-kicker { font-size: 10px; }
    .sec-smart-campaigns { padding-block: 40px; }
    .smart-campaigns-wrap { min-height: 530px; }
    .smart-title { margin-top: 76px; font-size: clamp(32px, 7.8vw, 52px); }
    .smart-body-row { flex-direction: column; align-items: stretch; gap: 40px; padding-top: 70px; }
    .smart-desc, .innovation-lead-text, .services-description { font-size: 15px; }
    .smart-actions-col { width: 100%; }
    .smart-about-label { font-size: 14px; margin-bottom: 16px; }
    .smart-pills-row { gap: 8px; }
    .smart-pills-row .pill-btn { min-height: 44px; padding: 0 12px; gap: 8px; font-size: 12px; }
    .smart-pills-row .pill-btn span { font-size: 20px; }
    .sec-innovation { padding-block: 48px; }
    .innovation-split-grid { grid-template-columns: 1fr; gap: 32px; }
    .innovation-text-col { padding: 0; }
    .innovation-main-title { font-size: clamp(32px, 7.5vw, 48px); padding: 48px 0; }
    .innovation-bottom-row { gap: 24px; }
    .main-page .action-pill { min-height: 48px; min-width: 190px; padding: 0 20px; font-size: 14px; }
    .sec-core-cards { padding-block: 36px; }
    .core-section-heading { margin-bottom: 32px; gap: 20px; }
    .core-lead-slogan { font-size: 12px; }
    .core-cards-track { gap: 24px; }
    .core-card-item { flex-basis: 88%; height: auto; grid-template-columns: 1fr; gap: 28px; }
    .card-left-text { gap: 44px; padding: 0; }
    .card-giant-watermark { gap: 16px; }
    .card-giant-watermark .core-card-link { font-size: 28px; gap: 14px; }
    .card-en-title { font-size: 26px; }
    .card-ko-detail { font-size: 14px; }
    .card-right-photo { aspect-ratio: 480 / 540; height: auto; }
    .core-section-bottom { margin-top: 26px; gap: 16px; }
    .core-progress { gap: 5px; }
    .core-progress span { width: 38px; }
    .core-scroll-hint { font-size: 11px; }
    .main-page .section-head { padding-block: 52px 36px; }
    .main-page .section-head__title { font-size: clamp(28px, 7.2vw, 42px); margin-block: 18px; }
    .services-heading-row { flex-direction: column; align-items: flex-start; gap: 24px; }
    .service-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); height: auto; }
    .service-strip__item { height: 390px; }
    .service-strip__item:last-child { grid-column: 1 / -1; height: 320px; }
    .service-strip__content { inset: auto 20px 30px; }
    .service-strip__number { margin-bottom: 14px; }
    .service-strip__label { font-size: 22px; }
    .service-strip__description { font-size: 12px; }
    .service-strip__btn { font-size: 12px; }
    .sec-metrics { padding-block: 76px 70px; }
    .metrics-heading { flex-direction: column-reverse; align-items: flex-start; gap: 20px; margin-bottom: 36px; }
    .metrics-title { font-size: 30px; }
    .metric-figma-row { padding: 20px 0; gap: 12px; }
    .m-label { font-size: 12px; }
    .m-val { font-size: clamp(34px, 9vw, 62px); }
}
@media (max-width: 359px) {
    .smart-pills-row .pill-btn { padding-inline: 8px; font-size: 11px; }
    .service-strip__content { inset-inline: 14px; }
    .service-strip__label { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) {
    .main-page [data-aos], .main-page [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
    .main-page a, .service-strip__link::before { transition: none; }
}