@charset "UTF-8";
/* ==========================================================================
   JTECH V3 — Figma: JTECH_HOME_REDESIGN_V3_DESKTOP
   극도로 절제된 UI · 큰 타이포 · 넓은 여백 · full-bleed section
   그림자 대신 surface shift + 1px hairline · 강조색 하나에 역할 하나
   ========================================================================== */

:root {
  /* Primary */
  --navy-950:  #071A2D;
  --navy-850:  #0B2239;
  --steel:     #315F7D;
  /* Neutral */
  --carbon:    #111820;
  --white:     #FFFFFF;
  --cool:      #F5F6F6;
  --mist:      #EEF1F3;
  --hairline:  #D9E0E5;
  --muted:     #68737D;
  /* Action — 화면 전체 5% 이하 */
  --copper:    #B85524;

  --font: "Pretendard Variable", Pretendard, "Noto Sans KR",
          -apple-system, "Apple SD Gothic Neo", system-ui, sans-serif;

  /* 화면이 넓으면 레이아웃도 같이 커진다.
     단 글줄 길이는 .measure-* 로 따로 묶어 가독성을 지킨다. */
  --margin: clamp(24px, 4.5vw, 88px);
  /* 히어로 영상이 첫 화면에 다 들어가는 폭에 맞춘다.
     모든 섹션이 같은 폭·같은 왼쪽 선을 쓰도록. */
  --maxw: 900px;

  --fast: 160ms;
  --base: 260ms;
  --slow: 520ms;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: -0.01em;
  color: var(--carbon);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
  overflow-wrap: break-word;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }

:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: 50%; top: 8px; z-index: 200;
  transform: translate(-50%, -200%);
  padding: 12px 24px; border-radius: 999px;
  background: var(--navy-950); color: #fff;
  font-size: 14px; font-weight: 600;
  transition: transform var(--fast) var(--ease);
}
.skip:focus { transform: translate(-50%, 0); }

/* --------------------------------------------------------- Layout ------- */
.wrap {
  width: 100%;
  max-width: calc(var(--maxw) + var(--margin) * 2);
  margin-inline: auto;
  padding-inline: var(--margin);
}

/* 섹션 간 여백. 섹션 내부 간격과 달리 여기만 줄인다. */
.section { padding-block: clamp(56px, 5vw, 104px); }
.section--md { padding-block: clamp(44px, 3.8vw, 76px); }

.s-white { background: var(--white); }
.s-cool  { background: var(--cool); }
.s-mist  { background: var(--mist); }
.s-navy  { background: var(--navy-950); color: #fff; }

/* --------------------------------------------------------- Type --------- */
.eyebrow {
  margin: 0;
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--steel);
}
.s-navy .eyebrow { color: var(--copper); }

/* 화면 폭에 따라 같이 커진다. 상한은 넉넉히, 하한은 모바일 기준. */
.h1 {
  margin: 0;
  font-size: clamp(2.375rem, 3.5vw, 4.125rem);
  font-weight: 600; line-height: 1.1; letter-spacing: -0.035em;
  color: var(--carbon);
}
.h2 {
  margin: 0;
  font-size: clamp(1.75rem, 2.6vw, 3rem);
  font-weight: 600; line-height: 1.18; letter-spacing: -0.03em;
  color: var(--carbon);
}
.h3 {
  margin: 0;
  font-size: clamp(1.25rem, 1.65vw, 1.875rem);
  font-weight: 600; line-height: 1.35; letter-spacing: -0.025em;
}
.lead {
  margin: 0;
  font-size: clamp(1.0625rem, 1.2vw, 1.375rem);
  font-weight: 400; line-height: 1.68; letter-spacing: -0.015em;
  color: var(--muted);
  max-width: 68ch;
}
.body { margin: 0; font-size: clamp(1.125rem, 1.15vw, 1.3125rem); line-height: 1.72; color: var(--muted); }
/* 본문 중 무게를 더 실어야 하는 문단 — 데스크톱에서 기본 본문의 1.5배.
   좁은 화면에서는 같은 배율을 쓰면 한 문단이 예닐곱 줄로 불어나므로 낮춘다. */
/* 825px 단에서 두 문장이 3줄 안에 읽히는 크기 */
.body--lg { font-size: clamp(1.0625rem, 1.45vw, 1.3125rem); line-height: 1.7; }
.small { margin: 0; font-size: clamp(1rem, 0.95vw, 1.125rem); line-height: 1.65; color: var(--muted); }

/* 글줄 길이 — ch 단위로 묶어 화면이 넓어져도 한 줄이 지나치게 길어지지 않게 한다 */
.measure-l { max-width: 34ch; }
.measure-m { max-width: 62ch; }
.measure-s { max-width: 52ch; }
.measure-xs { max-width: 44ch; }
.h2.measure-l, .h1.measure-l { max-width: 26ch; }
/* 문장 하나가 통째로 한 줄에 들어가야 하는 헤드라인 */
.measure-xl { max-width: 48ch; }
.h3.measure-l { max-width: 32ch; }

.s-navy .h1, .s-navy .h2, .s-navy .h3 { color: #fff; }
.s-navy .body, .s-navy .lead, .s-navy .small { color: rgba(255,255,255,.7); }

/* --------------------------------------------------------- Header ------- */
.hdr {
  position: sticky; top: 0; z-index: 100;
  height: 84px;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--base) var(--ease);
}
.hdr.is-stuck { border-bottom-color: var(--hairline); }
.hdr__in {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
/* 로고: 원본 여백을 잘라낸 뒤 실제 워드마크 기준 높이 */
.hdr__logo img { height: 44px; width: auto; }

/* 상단 메뉴 — 기존 14px에서 1.5배(21px). 단 좁은 데스크톱에서
   메뉴가 로고와 부딪히지 않도록 폭에 따라 줄어들게 잡는다. */
.hdr__nav { display: none; align-items: center; gap: clamp(24px, 2.5vw, 36px); }
@media (min-width: 900px) { .hdr__nav { display: flex; } }
.hdr__nav a {
  font-size: clamp(15px, 1.5vw, 21px); font-weight: 500; color: var(--navy-850);
  white-space: nowrap;
  transition: color var(--fast) var(--ease);
}
.hdr__nav a:hover { color: var(--copper); }

/* 지구본 — 언어 표시 앞 */
.hdr__globe {
  display: inline-flex; align-items: center; justify-content: center;
  width: clamp(19px, 1.85vw, 26px); height: clamp(19px, 1.85vw, 26px);
  color: var(--muted); flex: none;
}
.hdr__globe svg { width: 100%; height: 100%; }
.hdr__lang {
  display: inline-flex; align-items: center; gap: 9px; white-space: nowrap;
  font-size: clamp(15px, 1.5vw, 21px); font-weight: 500; color: var(--muted);
}
.hdr__lang a { color: var(--muted); }
.hdr__lang a:hover { color: var(--copper); }
.hdr__lang-sep { color: var(--hairline); }
.hdr__lang-on { color: var(--navy-850); font-weight: 700; }

/* 영문은 어절 단위 줄바꿈이 필요 없다 */
body.en { word-break: normal; }

.hdr__burger {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; margin-right: -12px;
  background: none; border: 0;
}
@media (min-width: 900px) { .hdr__burger { display: none; } }
.hdr__burger span {
  display: block; position: relative; width: 20px; height: 12px;
}
.hdr__burger span::before, .hdr__burger span::after {
  content: ""; position: absolute; left: 0; right: 0; height: 1.5px;
  background: var(--navy-950);
  transition: transform var(--base) var(--ease);
}
.hdr__burger span::before { top: 0; }
.hdr__burger span::after  { bottom: 0; }
.hdr__burger[aria-expanded="true"] span::before { transform: translateY(5.25px) rotate(45deg); }
.hdr__burger[aria-expanded="true"] span::after  { transform: translateY(-5.25px) rotate(-45deg); }

.sheet {
  position: fixed; inset: 84px 0 auto; z-index: 99;
  background: var(--white); border-bottom: 1px solid var(--hairline);
  padding: 8px var(--margin) 24px;
  transform: translateY(-8px); opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity var(--base) var(--ease), transform var(--base) var(--ease), visibility var(--base);
}
.sheet.is-open { transform: none; opacity: 1; visibility: visible; pointer-events: auto; }
.sheet a {
  display: flex; align-items: center; min-height: 56px;
  border-bottom: 1px solid var(--hairline);
  font-size: 17px; font-weight: 500;
}
.sheet a:last-child { border-bottom: 0; }
@media (min-width: 900px) { .sheet { display: none; } }

/* --------------------------------------------------------- Hero --------- */
/* 아래쪽은 다음 섹션 상단 여백과 합쳐지므로 짧게 잡는다 */
/* 첫 화면 안에 영상까지 들어오도록 히어로만 따로 조인다.
   .h1 / .lead 자체는 다른 페이지에서도 쓰므로 여기서만 덮어쓴다. */
.hero { padding-top: clamp(40px, 3.2vw, 64px); padding-bottom: clamp(16px, 1.2vw, 24px); }
.hero__title { max-width: 22ch; font-size: clamp(1.875rem, 2.75vw, 3.25rem); }
.hero__lead {
  margin-top: clamp(16px, 1.4vw, 28px); max-width: 58ch;
  font-size: clamp(1rem, 1.05vw, 1.1875rem);
}

.hero__media {
  margin-top: clamp(24px, 2.4vw, 44px);
  border-radius: 8px; overflow: hidden;
  background: var(--mist);
  /* 원본 영상 비율 그대로. 잘라내지 않고 프레임 전체를 보여준다. */
  aspect-ratio: 1280 / 1006;
  /* 화면이 낮으면 max-height 에 걸려 폭이 함께 줄어든다.
     이때도 헤드라인과 같은 왼쪽 선을 지킨다. */
  margin-inline: 0;
  /* 위쪽 요소(헤더·헤드라인·리드·여백)가 차지하는 만큼 빼고 남는 높이까지만.
     svh 를 쓰면 모바일 주소창이 접혀도 값이 튀지 않는다. */
  max-height: calc(100vh - clamp(322px, 21vw, 404px));
  max-height: calc(100svh - clamp(322px, 21vw, 404px));
  min-height: 240px;
}
.hero__media video, .hero__media img {
  width: 100%; height: 100%; object-fit: cover;
}

/* --------------------------------------------- Editorial / statements --- */
.stack > * + * { margin-top: 40px; }
.stack-sm > * + * { margin-top: 24px; }

.divider { height: 1px; background: var(--hairline); border: 0; margin: 0; }

/* Editorial 섹션 — 파트 안은 촘촘하게, 파트 사이는 확실하게 벌린다.
   구분선 위·아래 여백을 같은 값으로 고정해 리듬이 어긋나지 않게 한다. */
.ed-part > * + * { margin-top: clamp(24px, 2.2vw, 44px); }

/* 버튼은 inline-flex 라서 부모의 line-height 가 아래에 여백을 만든다.
   래퍼를 flex 로 두어 광학적 간격과 실제 간격을 일치시킨다. */
.ed-actions { display: flex; margin-top: clamp(36px, 3.2vw, 60px); line-height: 0; }

.ed-rule {
  height: 1px; background: var(--hairline); border: 0;
  margin-block: clamp(52px, 4.6vw, 88px);   /* 위·아래 동일 · 섹션 간격보다 좁게 유지 */
}

/* 마무리 문장 — 다음 섹션으로 넘기는 역할이라 강조가 필요하다 */
.ed-close {
  margin-top: 48px;
  font-size: clamp(1.38rem, 1.56vw, 1.79rem);   /* .lead 의 1.3배 */
  line-height: 1.6;
  color: var(--carbon);
  font-weight: 600;
}

/* 마무리 문장 다음 섹션은 여백을 절반으로 — 흐름이 끊기지 않게 */
.section--tight-top { padding-top: clamp(32px, 2.8vw, 56px); }

@media (max-width: 900px) {
  .ed-part > * + * { margin-top: 24px; }
  .ed-actions { margin-top: 36px; }
  .ed-rule { margin-block: 56px; }
  .ed-close { margin-top: 36px; }
}

.qlist { margin: 0; padding: 0; list-style: none; }
.qlist li {
  padding-block: clamp(22px, 1.9vw, 34px);
  border-bottom: 1px solid var(--hairline);
  font-size: clamp(1.125rem, 1.15vw, 1.375rem);
  line-height: 1.6; color: var(--carbon);
  max-width: 72ch;
}
/* 헤드라인 바로 아래 구분선이 붙어 보이던 문제 — 윗선을 없애고 여백으로 띄운다.
   8px 은 너무 붙어 보여서 헤드라인과 질문 사이를 제대로 벌린다. */
.qlist--open { margin-top: clamp(28px, 2.4vw, 44px); }
.qlist--open li:first-child { border-top: 0; padding-top: 0; }
/* 질문은 한 줄로 쭉 읽혀야 한다 — 글줄 폭 제한을 걸지 않는다 */
.qlist--open li { max-width: none; }

/* --------------------------------------------------------- Capability --- */
.captable { border-top: 1px solid var(--hairline); }
.captable__row { display: grid; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .captable__row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .captable__row { grid-template-columns: 1fr; } }
@media (max-width: 900px) { .capcell__k { white-space: normal; } }

.capcell {
  padding: clamp(20px, 2vw, 32px) clamp(14px, 1.5vw, 24px) clamp(20px, 2vw, 32px) 0;
  border-bottom: 1px solid var(--hairline);
  border-right: 1px solid var(--hairline);
}
.capcell:last-child { border-right: 0; }
.captable__row > .capcell + .capcell { padding-left: clamp(14px, 1.5vw, 24px); }
@media (max-width: 900px) {
  .capcell { border-right: 1px solid var(--hairline); }
  .capcell:nth-child(2n) { border-right: 0; }
}
@media (max-width: 560px) {
  .capcell, .capcell:nth-child(2n) { border-right: 0; padding-left: 0 !important; }
}
.capcell__k {
  margin: 0 0 clamp(8px, 0.7vw, 12px);
  font-size: clamp(0.9375rem, 1.35vw, 1.5rem);
  font-weight: 600; line-height: 1.3; letter-spacing: -0.02em;
  white-space: nowrap;          /* PP · PS · PE 가 세로로 쪼개지지 않게 */
  color: var(--carbon);
}
.capcell__v { margin: 0; font-size: clamp(0.8125rem, 1vw, 1rem); line-height: 1.55; color: var(--muted); }

/* --------------------------------------------------------- Process ------ */
/* 머리말은 단 전체 폭으로 가로로 눕히고,
   그 아래에서 번호 목록(왼쪽)과 사진·설명(오른쪽)을 나란히 놓는다. */
.process__head { max-width: 66ch; }
.process {
  margin-top: clamp(40px, 3.6vw, 64px);
  display: grid;
  grid-template-columns: minmax(260px, 34%) 1fr;
  gap: clamp(32px, 3.4vw, 64px);
  align-items: start;
}
@media (max-width: 860px) { .process { grid-template-columns: 1fr; gap: 40px; } }

.process__sticky { position: sticky; top: 124px; }
@media (max-width: 1100px) { .process__sticky { position: static; } }

/* 머리말이 위로 빠졌으므로 목록은 단 맨 위에서 바로 시작한다 */
.steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--hairline); }
.step {
  display: flex; align-items: center; gap: 14px;
  width: 100%; min-height: 58px;
  padding: clamp(14px, 1.2vw, 20px) 0; background: none; border: 0;
  border-bottom: 1px solid var(--hairline);
  text-align: left;
  transition: color var(--fast) var(--ease);
}
.step__ind {
  flex: 0 0 auto; width: 3px; height: 20px;
  background: transparent;
  transition: background var(--fast) var(--ease);
}
.step[aria-selected="true"] .step__ind { background: var(--copper); }
/* 공정 번호·이름 — 기존의 1.5배 */
.step__no {
  flex: 0 0 auto; width: 24px; white-space: nowrap;
  font-size: 14px; font-weight: 600; letter-spacing: 0.1em;
  color: var(--muted);
}
.step[aria-selected="true"] .step__no { color: var(--copper); }
.step__name {
  font-size: clamp(1rem, 1.25vw, 1.1875rem); font-weight: 400; color: var(--muted);
  letter-spacing: -0.01em;
}
.step[aria-selected="true"] .step__name { color: var(--navy-950); font-weight: 600; }
.step:hover .step__name { color: var(--navy-850); }

.process__stage { position: relative; }
.process__panel[hidden] { display: none; }
.process__fig {
  border-radius: 8px; overflow: hidden; background: var(--white);
  aspect-ratio: 1 / 1;
}
.process__fig img { width: 100%; height: 100%; object-fit: cover; }
.process__cap { margin-top: clamp(24px, 2.2vw, 40px); }
.process__cap h3 {
  margin: 0 0 clamp(12px, 1.1vw, 20px);
  font-size: clamp(1.25rem, 1.5vw, 1.75rem);
  font-weight: 600; letter-spacing: -0.02em; color: var(--carbon);
}
.process__cap p {
  margin: 0; font-size: clamp(1.0625rem, 1.05vw, 1.25rem);
  line-height: 1.72; color: var(--muted); max-width: 66ch;
}

/* --------------------------------------------------------- Flow diagram - */
.flow { border-top: 1px solid rgba(255,255,255,.16); }
/* 공정 흐름 — 글자를 2배로 키운 만큼 라벨 열과 줄 간격도 함께 늘린다 */
.flowrow {
  display: grid; grid-template-columns: 104px 1fr;
  align-items: center; gap: 20px;
  padding-block: clamp(24px, 2.4vw, 36px);
  border-bottom: 1px solid rgba(255,255,255,.16);
}
@media (max-width: 800px) {
  .flowrow { grid-template-columns: 1fr; gap: 10px; }
  .flowrow__chain { flex-wrap: wrap; white-space: normal; }
}
.flowrow__label {
  font-size: clamp(12px, 1.05vw, 14px); font-weight: 600; letter-spacing: 0.14em;
  color: rgba(255,255,255,.5);
}
.flowrow--j .flowrow__label { color: var(--copper); }
.flowrow__chain {
  display: flex; flex-wrap: nowrap; align-items: center; gap: clamp(6px, 0.75vw, 11px);
  font-size: clamp(12px, 1.25vw, 17px); line-height: 1.4; white-space: nowrap;
  color: rgba(255,255,255,.6);
}
@media (max-width: 800px) { .flowrow__chain { flex-wrap: wrap; white-space: normal; } }
.flowrow--j .flowrow__chain { color: #fff; font-weight: 600; }
/* BEFORE 줄은 대조용이라 JTECH 줄보다 15% 작게 */
.flowrow:not(.flowrow--j) .flowrow__label { font-size: clamp(11px, 0.9vw, 12px); }
.flowrow:not(.flowrow--j) .flowrow__chain { font-size: clamp(11px, 1.06vw, 14.5px); }
.flowrow__arrow { color: rgba(255,255,255,.35); }
.flowrow--j .flowrow__arrow { color: var(--copper); }

/* --------------------------------------------------------- Metrics ------ */
/* 3열은 1280px 이상에서만. 그 아래는 한 열 폭이 좁아
   같은 문장이 화면마다 다른 줄 수로 접힌다. */
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--hairline); }
@media (max-width: 720px) { .metrics { grid-template-columns: 1fr; } }
.metric { padding: clamp(28px, 2.6vw, 40px) clamp(14px, 1.4vw, 22px) 0 0; }
.metrics > .metric + .metric { padding-left: clamp(14px, 1.4vw, 22px); border-left: 1px solid var(--hairline); }
@media (max-width: 720px) {
  .metrics > .metric + .metric { padding-left: 0; border-left: 0; border-top: 1px solid var(--hairline); }
  .metric { padding-right: 0; }
}
.metric__n {
  margin: 0 0 clamp(8px, 0.8vw, 14px);
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 600; line-height: 1.05; letter-spacing: -0.035em;
  color: var(--carbon);
}
.metric__l { margin: 0 0 clamp(8px, 0.8vw, 12px); font-size: clamp(0.875rem, 1vw, 1rem); font-weight: 600; color: var(--carbon); }
.metric__s { margin: 0; font-size: clamp(0.8125rem, 0.95vw, 0.9375rem); line-height: 1.6; color: var(--muted); }

/* --------------------------------------------------------- Figure ------- */
.figure { border-radius: 8px; overflow: hidden; background: var(--mist); }
.figure img { width: 100%; height: auto; }
.s-navy .figure { background: rgba(255,255,255,.06); }

/* --------------------------------------------------------- Human -------- */
.human { display: grid; grid-template-columns: minmax(240px, 38%) 1fr; gap: clamp(28px, 3.2vw, 56px); align-items: center; }
.human .body { font-size: clamp(0.9375rem, 1.05vw, 1.0625rem); line-height: 1.65; }
.human .qlist li { padding-block: clamp(12px, 1.2vw, 18px); font-size: clamp(0.9375rem, 1.05vw, 1.0625rem); line-height: 1.55; }
@media (max-width: 1100px) { .human { grid-template-columns: 1fr; gap: 48px; } }
.human__fig { border-radius: 8px; overflow: hidden; aspect-ratio: 5 / 6; background: var(--mist); }
.human__fig img { width: 100%; height: 100%; object-fit: cover; }

/* --------------------------------------------------------- CTA ---------- */
/* 페이지 전체가 왼쪽 정렬이라 여기만 가운데면 시선이 튄다 */
.cta { text-align: left; }
.cta .lead, .cta .small { max-width: 56ch; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: clamp(52px, 4vw, 62px); padding: 0 clamp(32px, 3vw, 48px);
  border: 0; border-radius: 999px;
  background: var(--navy-850); color: #fff;
  font-size: clamp(1.125rem, 1.1vw, 1.25rem); font-weight: 700; letter-spacing: -0.01em;
  transition: background var(--fast) var(--ease);
}
.btn:hover { background: var(--navy-950); }
.btn:active { background: #04101c; }

/* --------------------------------------------------------- FAQ ---------- */
/* 위쪽 섹션들보다 커 보여서 이 섹션만 한 단계 낮춘다 */
#faq .h2 { font-size: clamp(1.375rem, 2vw, 2rem); }
#faq .lead { font-size: clamp(0.9375rem, 1.05vw, 1.0625rem); }
.faq { border-top: 1px solid var(--hairline); }
.faq__item { border-bottom: 1px solid var(--hairline); }
.faq__q {
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  width: 100%; min-height: 68px; padding: clamp(18px, 1.7vw, 26px) 0;
  background: none; border: 0; text-align: left;
  font-size: clamp(1rem, 1.15vw, 1.1875rem);   /* 답변과 동일한 크기 */
  font-weight: 600; letter-spacing: -0.02em; color: var(--carbon);
  line-height: 1.4;
}
.faq__icon {
  flex: 0 0 auto; position: relative; width: 18px; height: 18px;
}
.faq__icon::before, .faq__icon::after {
  content: ""; position: absolute; inset: 50% 0 auto; height: 1.5px;
  background: var(--steel);
  transition: transform var(--base) var(--ease);
}
.faq__icon::after { transform: rotate(90deg); }
.faq__q[aria-expanded="true"] .faq__icon::after { transform: none; }
.faq__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--base) var(--ease); }
.faq__q[aria-expanded="true"] + .faq__a { grid-template-rows: 1fr; }
.faq__a > div { overflow: hidden; }
.faq__a p {
  margin: 0; padding-bottom: clamp(18px, 1.7vw, 28px);
  max-width: 74ch; font-size: clamp(0.9375rem, 1.1vw, 1.125rem);
  line-height: 1.75; color: var(--muted);
}

/* --------------------------------------------------------- Footer ------- */
.ftr { background: var(--navy-950); color: rgba(255,255,255,.7); padding-block: clamp(52px, 4.2vw, 84px) 40px; }
.ftr__logo img { height: clamp(40px, 3.2vw, 56px); width: auto; margin-bottom: clamp(32px, 3vw, 56px); }
.ftr__cols { display: grid; grid-template-columns: 1.4fr 1fr 1.6fr; gap: clamp(40px, 4vw, 80px); }
@media (max-width: 900px) { .ftr__cols { grid-template-columns: 1fr; gap: 40px; } }
.ftr h3 { margin: 0 0 8px; font-size: 17px; font-weight: 600; color: #fff; }
.ftr p, .ftr a { font-size: 16px; line-height: 1.65; }
.ftr ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.ftr a:hover { color: #fff; }
.ftr__legal {
  margin-top: 80px; padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.16);
  display: flex; flex-wrap: wrap; gap: 8px 32px; justify-content: space-between;
  font-size: 15px; color: rgba(255,255,255,.45);
}

/* --------------------------------------------------------- Motion ------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity var(--slow) var(--ease), transform var(--slow) var(--ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* --------------------------------------------------------- Mobile ------- */
@media (max-width: 900px) {
  :root { --margin: 24px; }
  body { font-size: 17px; }
  /* 모바일은 화면이 좁아 같은 여백도 훨씬 넓게 느껴진다 */
  .section { padding-block: 52px; }
  .section--md { padding-block: 40px; }
  .section--tight-top { padding-top: 28px; }
  .hero { padding-top: 48px; padding-bottom: 12px; }
  .hero__media { margin-top: 32px; }

  .btn { width: 100%; }
  .ftr { padding-block: 48px 32px; }
  .ftr__legal { margin-top: 40px; }
}

/* ==========================================================================
   Contact modal — Figma JTECH_INQUIRY_FLOW_V3
   ========================================================================== */
.modal[hidden] { display: none; }
.modal {
  position: fixed; inset: 0; z-index: 300;
  display: flex; align-items: flex-end; justify-content: center;
}
@media (min-width: 768px) { .modal { align-items: center; padding: 40px 24px; } }
.modal__scrim {
  position: absolute; inset: 0; background: rgba(7,26,45,.5);
  opacity: 0; transition: opacity var(--base) var(--ease);
}
.modal.is-open .modal__scrim { opacity: 1; }
.modal__panel {
  position: relative; width: 100%; max-width: 680px;
  max-height: 92vh; overflow-y: auto;
  background: var(--white);
  border-radius: 20px 20px 0 0;
  transform: translateY(24px); opacity: 0;
  transition: transform var(--base) var(--ease), opacity var(--base) var(--ease);
}
@media (min-width: 768px) { .modal__panel { border-radius: 8px; } }
.modal.is-open .modal__panel { transform: none; opacity: 1; }

.modal__head {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 24px 32px; background: var(--white);
  border-bottom: 1px solid var(--hairline);
}
.modal__title { margin: 0; font-size: 17px; font-weight: 600; color: var(--carbon); }
.modal__close {
  width: 48px; height: 48px; margin-right: -12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: none; border: 0; border-radius: 999px; color: var(--muted);
}
.modal__close:hover { background: var(--cool); }
.modal__body { padding: 32px; }

.progress { padding: 16px 32px 0; }
.progress__track { height: 2px; background: var(--hairline); overflow: hidden; }
.progress__bar { height: 100%; width: 0; background: var(--copper); transition: width var(--base) var(--ease); }
.progress__label { margin: 12px 0 0; font-size: 13px; font-weight: 600; letter-spacing: .12em; color: var(--muted); }

.step-pane[hidden] { display: none; }
.step-q { margin: 0 0 12px; font-size: clamp(1.25rem,2.4vw,1.625rem); font-weight: 600; line-height: 1.3; letter-spacing: -.025em; color: var(--carbon); }
.step-hint { margin: 0 0 28px; font-size: 16px; line-height: 1.6; color: var(--muted); }

.choices { display: grid; gap: 8px; }
.choices[hidden] { display: none; }
.choices--row { grid-template-columns: 1fr 1fr; }
.choice {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 56px; padding: 18px 24px;
  background: var(--white); border: 1px solid var(--hairline); border-radius: 8px;
  font-size: 17px; text-align: left; color: var(--carbon);
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.choice:hover { border-color: var(--steel); background: var(--cool); }
.choice[aria-pressed="true"], .choice.is-on {
  border-color: var(--copper); background: var(--mist); font-weight: 600;
}
.choice__dot { flex: 0 0 auto; width: 10px; height: 10px; border-radius: 999px; background: transparent; }

/* 연락처 한 줄 = 연락 수단 + 복사 버튼 */
.choice-row { display: flex; align-items: stretch; gap: 8px; }
.choice-row > .choice { flex: 1 1 auto; min-width: 0; }

/* PC 에서는 전화 줄을 누를 수 없게 한다 — 눌러도 전화가 걸리지 않으므로.
   JS 가 href 를 떼고 이 클래스를 붙인다. */
.choice--static { cursor: default; }
.choice--static:hover { border-color: var(--hairline); background: var(--white); }

.copybtn {
  position: relative; flex: 0 0 auto;
  width: 56px; min-height: 56px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--white); border: 1px solid var(--hairline); border-radius: 8px;
  font-size: 20px; line-height: 1;
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.copybtn:hover { border-color: var(--steel); background: var(--cool); }
.copybtn.is-done { border-color: var(--copper); }

/* 말풍선 — title 속성은 지연이 있어 직접 그린다.
   위가 아니라 왼쪽에 띄운다. 위로 띄우면 바로 윗줄의 복사 버튼을 가린다. */
.copybtn::after {
  content: attr(data-tip);
  position: absolute; right: calc(100% + 8px); top: 50%;
  transform: translate(4px, -50%);
  padding: 6px 10px; border-radius: 6px;
  background: var(--navy-950); color: #fff;
  font-size: 13px; font-weight: 500; line-height: 1; white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity var(--fast) var(--ease), transform var(--fast) var(--ease);
}
.copybtn:hover::after, .copybtn:focus-visible::after, .copybtn.is-done::after {
  opacity: 1; transform: translate(0, -50%);
}
@media (hover: none) { .copybtn:hover::after { opacity: 0; } }
.choice[aria-pressed="true"] .choice__dot, .choice.is-on .choice__dot { background: var(--copper); }

.step-actions {
  display: flex; align-items: center; gap: 12px;
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--hairline);
}
.step-actions .btn { margin-left: auto; width: auto; }
.step-back { min-height: 48px; padding: 0 8px; background: none; border: 0; font-size: 16px; color: var(--muted); }
.step-back:hover { color: var(--carbon); }
.btn[disabled] { opacity: .35; cursor: not-allowed; }

.field { display: grid; gap: 8px; margin-bottom: 20px; }
.field__label { font-size: 15px; font-weight: 600; color: var(--carbon); }
.field__label .opt { font-weight: 400; color: var(--muted); }
.input {
  width: 100%; min-height: 52px; padding: 14px 20px;
  font: inherit; font-size: 17px;
  background: var(--white); border: 1px solid var(--hairline); border-radius: 8px;
}
textarea.input { min-height: 96px; resize: vertical; line-height: 1.6; }
.input:hover { border-color: var(--steel); }
.field__err { margin: 0; font-size: 14px; font-weight: 600; color: #963C18; }
.field__err:empty { display: none; }

.agree { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; line-height: 1.6; color: var(--muted); cursor: pointer; }
.agree input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 2px; accent-color: var(--copper); }

.done { padding: 16px 0; }
.done__mark {
  width: 56px; height: 56px; margin: 0 auto 24px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 999px; background: var(--copper); color: #fff;
}
.done__ref {
  display: block; width: fit-content; margin: 24px auto 0;
  padding: 10px 20px; border-radius: 999px; background: var(--cool);
  font-size: 14px; font-weight: 600; letter-spacing: .06em; color: var(--navy-850);
}

/* --------------------------------------------------------- Catalog ------ */
.crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 15px; color: var(--muted); }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--copper); }
.crumb [aria-current] { color: var(--carbon); font-weight: 600; }

/* 분류 필터 */
.catfilter { display: flex; flex-wrap: wrap; gap: 10px; margin-top: clamp(40px, 3.4vw, 64px); }
.catfilter__btn {
  min-height: 46px; padding: 0 20px;
  background: var(--white); border: 1px solid var(--hairline); border-radius: 999px;
  font-size: 16px; font-weight: 500; color: var(--muted);
  transition: border-color var(--fast) var(--ease), color var(--fast) var(--ease), background var(--fast) var(--ease);
}
.catfilter__btn:hover { border-color: var(--steel); color: var(--carbon); }
.catfilter__btn.is-on { background: var(--navy-850); border-color: var(--navy-850); color: #fff; }

/* 제품 격자 — 폭에 따라 열 수가 늘어난다 */
.pgrid {
  list-style: none; margin: clamp(32px, 2.8vw, 56px) 0 0; padding: 0;
  display: grid; gap: clamp(24px, 2.2vw, 40px);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.pgrid__empty { margin-top: 56px; color: var(--muted); }
.pcard[hidden] { display: none; }
.pcard__link { display: flex; flex-direction: column; gap: 20px; height: 100%; }
.pcard__media {
  display: block; position: relative; overflow: hidden;
  aspect-ratio: 1 / 1; border: 1px solid var(--hairline); border-radius: 10px;
  background: var(--cool);
}
.pcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--slow) var(--ease); }
.pcard__link:hover .pcard__media img { transform: scale(1.03); }
.pcard__link:hover .pcard__media { border-color: var(--steel); }
.pcard__ph {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: var(--muted);
}
.pcard__body { display: flex; flex-direction: column; gap: 8px; }
.pcard__cat { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--steel); }
.pcard__name { font-size: clamp(1.125rem, 1.2vw, 1.375rem); font-weight: 600; line-height: 1.4; color: var(--carbon); }
.pcard__sum { font-size: clamp(1rem, 0.95vw, 1.0625rem); line-height: 1.6; color: var(--muted); }

/* 상세 — 사양표 */
.spec { margin-top: clamp(48px, 4vw, 80px); max-width: 720px; }
.spec__h { margin: 0 0 20px; font-size: 15px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--steel); }
.spec__list { margin: 0; border-top: 1px solid var(--hairline); }
.spec__row { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding-block: 18px; border-bottom: 1px solid var(--hairline); }
.spec__row dt { margin: 0; font-weight: 600; color: var(--carbon); }
.spec__row dd { margin: 0; color: var(--muted); }
@media (max-width: 640px) { .spec__row { grid-template-columns: 1fr; gap: 6px; } }

/* 상세 이미지 — 이커머스 상세페이지처럼 세로로 이어 붙인다 */
.pdetail { display: grid; gap: 0; max-width: 1000px; margin-inline: auto; }
.pdetail img { width: 100%; height: auto; }

.backlink { font-size: 17px; font-weight: 600; color: var(--navy-850); border-bottom: 1px solid var(--hairline); padding-bottom: 2px; }
.backlink:hover { color: var(--copper); border-bottom-color: var(--copper); }

/* ── 보유 인증·지식재산 (홈 PROOF 절, partials/credentials.php) — 2026-08-26 ── */
.creds { margin-top: clamp(56px, 6vw, 96px); padding-top: clamp(28px, 3vw, 44px); border-top: 1px solid var(--hairline); }
.creds__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 20px; margin-bottom: clamp(20px, 2.4vw, 32px); }
.creds__h { margin: 0; font-size: clamp(1.125rem, 1.5vw, 1.375rem); font-weight: 700; color: var(--carbon); letter-spacing: -0.01em; }
.creds__sub { margin: 0; font-size: clamp(0.8125rem, 0.95vw, 0.9375rem); color: var(--muted); }
.creds__grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 28px); }
@media (max-width: 900px) { .creds__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .creds__grid { grid-template-columns: 1fr; } }
.cred { display: flex; flex-direction: column; border: 1px solid var(--hairline); border-radius: 8px; background: var(--white); overflow: hidden; }
.cred__img { display: block; background: var(--mist); aspect-ratio: 400 / 566; overflow: hidden; }
.cred__img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--slow) var(--ease); }
.cred__img:hover img, .cred__img:focus-visible img { transform: scale(1.02); }
.cred__img:focus-visible { outline: 2px solid var(--carbon); outline-offset: -2px; }
.cred__body { padding: clamp(14px, 1.6vw, 20px); }
.cred__kind { margin: 0 0 4px; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.cred__title { margin: 0 0 12px; font-size: clamp(0.9375rem, 1.05vw, 1.0625rem); font-weight: 700; color: var(--carbon); line-height: 1.4; }
.cred__meta { margin: 0; display: grid; gap: 6px; font-size: 0.8125rem; line-height: 1.5; }
.cred__meta > div { display: grid; grid-template-columns: 3.2em 1fr; gap: 8px; }
.cred__meta dt { margin: 0; color: var(--muted); font-weight: 500; }
.cred__meta dd { margin: 0; color: var(--carbon); font-variant-numeric: tabular-nums; word-break: keep-all; }

/* Product comparison and readable bilingual guidance. */
.comparison-scroll { overflow-x: auto; margin-top: 32px; border: 1px solid var(--hairline); border-radius: 8px; }
.comparison-scroll:focus-visible { outline: 2px solid var(--copper); outline-offset: 3px; }
.comparison-table { width: 100%; min-width: 650px; border-collapse: collapse; text-align: left; background: var(--white); }
.comparison-table caption { text-align: left; padding: 18px 20px; color: var(--muted); font-size: 14px; }
.comparison-table th, .comparison-table td { padding: 18px 20px; border-top: 1px solid var(--hairline); line-height: 1.6; }
.comparison-table thead { background: var(--navy-850); color: #fff; }
.comparison-table tbody th { min-width: 170px; font-weight: 600; }
.comparison-table a { text-decoration: underline; text-underline-offset: 4px; }
.product-answers { display: grid; gap: 28px; max-width: 900px; margin-top: 32px; }
.product-answers h3 { font-size: 19px; line-height: 1.5; margin: 0 0 12px; }
.product-related { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; padding: 0; margin-top: 32px; }
.product-related .body { margin-top: 16px; }
@media (max-width: 700px) { .product-related { grid-template-columns: 1fr; } }

/* B2B production guides share the site's existing typography and tables. */
.service-intro { padding-top: clamp(120px, 12vw, 190px); }
.service-page .ed-actions { flex-wrap: wrap; align-items: center; gap: 20px; line-height: 1.6; }
.service-page .ed-actions .backlink { display: inline-block; }
.service-section + .service-section { margin-top: 64px; }
.service-section > .body { margin-top: 24px; }
.service-table { table-layout: fixed; min-width: 700px; }
.service-table th:first-child { width: 20%; min-width: 0; }
.service-table th:nth-child(2) { width: 34%; }
.quote-template { margin: 24px 0; padding: 24px; border: 1px solid var(--hairline); border-radius: 8px; background: var(--cool); font: inherit; font-size: 16px; line-height: 2; white-space: pre-wrap; overflow-wrap: anywhere; }