/* ==========================================================================
   한백하우징 천장텍스시공 — Design System (Architectural / Commercial Interior)
   Canvas/White 뉴트럴 + Dark charcoal + Terracotta 단일 accent.
   라운드/섀도 미사용, 그린·블루 계열 accent 미사용. 전 페이지 공통 팔레트.
   ========================================================================== */

:root {
  --color-primary:      #181D1E;  /* 다크 차콜 — 헤더/푸터/히어로 스크림/CTA */
  --color-primary-soft: #242A2B;
  --color-accent:        #B03A12; /* 테라코타 — 버튼/라벨/포인트 전용 */
  --color-accent-dk:     #8A2D0D;
  --color-accent-text:   #8A2D0D;
  --color-sky:            #E08059; /* 다크 배경 위 연한 accent 텍스트(라벨 em 강조 등) */
  --color-sky-tint:      #EDEBE4;
  --color-bg:            #FCFCFA;
  --color-bg-soft:       #F2F1ED;
  --color-text:          #171A1B;
  --color-text-muted:    #696E6F;
  --color-border:        #D3D6D4;
  --font-main: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
  --font-eng:  'Space Grotesk', 'Pretendard', sans-serif;
  --radius:    0px;
  --radius-lg: 0px;
  --shadow:    none;
  --shadow-lg: none;
  --max-w:     1120px;
  --max-w-arch: 1360px;
  --transition: .22s cubic-bezier(.4,0,.2,1);
  --ease-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-arch: cubic-bezier(.22,1,.36,1);
}
.btn--primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn--primary:hover { background: var(--color-accent-dk); border-color: var(--color-accent-dk); color: #fff; transform: none; }
.btn--outline { border-color: var(--color-text); color: var(--color-text); }
.btn--outline:hover { background: var(--color-text); color: #fff; }
.cta-arch .btn--primary { background: var(--color-accent); color: #fff; border: 2px solid #fff; }
.cta-arch .btn--primary:hover { background: #fff; color: var(--color-primary); border-color: #fff; }
.footer-biz dt { color: var(--color-accent); background: rgba(176,58,18,.12); }
#site-header.is-scrolled { background: var(--color-primary-soft); }

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; }
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: 1.5rem; }

/* ---------- Section 공통 ---------- */
.section { padding-block: 4.5rem; }
.section--soft { background: var(--color-bg-soft); }
.section--sky  { background: var(--color-sky-tint); }
.section--dark { background: var(--color-primary); color: #fff; }
.section__label {
  display: inline-block; font-size: .74rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--color-accent-text);
  margin-bottom: .75rem;
}
.section--dark .section__label { color: var(--color-sky); }
.section__title {
  font-size: clamp(1.6rem, 3.4vw, 2.35rem); font-weight: 800; line-height: 1.3;
  color: var(--color-primary); margin-bottom: 1rem;
}
.section--dark .section__title { color: #fff; }
.section__desc {
  font-size: 1.02rem; color: var(--color-text-muted); max-width: 620px; margin-bottom: 2.25rem;
}
.section--dark .section__desc { color: rgba(255,255,255,.75); }

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  border-radius: var(--radius); font-weight: 700; font-size: .92rem;
  padding: .95rem 1.9rem; border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
.btn--primary { background: var(--color-accent); color: var(--color-primary); border-color: var(--color-accent); }
.btn--primary:hover { background: var(--color-accent-dk); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; color: rgba(255,255,255,.9); border-color: rgba(255,255,255,.35); }
.btn--ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: #fff; }
.btn--lg { padding: 1.15rem 2.5rem; font-size: .98rem; }
.btn--block { width: 100%; justify-content: center; }

/* ---------- 헤더/nav ---------- */
#site-header { position: sticky; top: 0; z-index: 100; background: var(--color-primary); }
#site-header.is-scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.28); background: var(--color-primary-soft); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 1rem; flex-wrap: wrap; padding-block: .6rem; }
.site-logo { display: flex; flex-direction: column; gap: .15rem; }
.site-logo__wordmark { font-size: 1.28rem; font-weight: 900; color: #fff; letter-spacing: -.01em; }
.site-logo__wordmark em { font-style: normal; color: var(--color-sky); }
.site-logo__h1 { font-size: .62rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.site-logo__tagline { font-size: .62rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.main-nav ul { display: flex; gap: 1.4rem; align-items: center; }
.main-nav a { color: rgba(255,255,255,.85); font-size: .92rem; font-weight: 600; }
.main-nav a:hover { color: var(--color-sky); }
.header-cta { background: var(--color-accent); color: var(--color-primary); font-weight: 800; padding: .6rem 1.15rem; border-radius: var(--radius); font-size: .88rem; }
.header-cta:hover { background: var(--color-accent-dk); color: #fff; }
.nav-toggle { display: none; width: 40px; height: 40px; color: #fff; }
@media (max-width: 860px) {
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-primary); padding: 1rem 1.5rem 1.5rem; border-top: 1px solid rgba(255,255,255,.12); }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: .75rem; }
}

/* ---------- 히어로: 베리에이션 3종 ---------- */
.hero { position: relative; overflow: hidden; padding-block: 4.5rem 4rem; }
.hero--split { background: var(--color-primary); color: #fff; }
.hero--split::before { content:''; position:absolute; inset:0; background: radial-gradient(ellipse 70% 80% at 65% 30%, rgba(243,84,32,.14) 0%, transparent 70%); }
.hero--split .hero-inner { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(0,1fr); gap: 2.75rem; align-items: center; position: relative; }
.hero--centered { background: var(--color-primary); color: #fff; text-align: center; }
.hero--centered .hero-inner { max-width: 760px; margin-inline: auto; position: relative; }
.hero--media { background: var(--color-bg-soft); }
.hero--media .hero-inner { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 2.5rem; align-items: center; }

.hero__label { font-size: .78rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--color-sky); margin-bottom: 1rem; }
.hero--media .hero__label { color: var(--color-accent-text); }
.hero__title { font-size: clamp(1.9rem, 4.6vw, 3rem); font-weight: 900; line-height: 1.2; }
.hero--media .hero__title { color: var(--color-primary); }
.hero__title em { font-style: normal; color: var(--color-accent); }
.hero__desc { font-size: .98rem; margin-block: 1.1rem 1.6rem; max-width: 46ch; }
.hero--split .hero__desc, .hero--centered .hero__desc { color: rgba(255,255,255,.8); }
.hero--media .hero__desc { color: var(--color-text-muted); }
.hero--centered .hero__desc { margin-inline: auto; }
.hero__cta-group { display: flex; gap: .85rem; flex-wrap: wrap; }
.hero--centered .hero__cta-group { justify-content: center; }
.hero__media { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-lg); }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 780px) {
  .hero--split .hero-inner, .hero--media .hero-inner { grid-template-columns: 1fr; }
  .hero--media .hero-inner { display: flex; flex-direction: column-reverse; }
}

/* ---------- 카드 그리드 3x2 (마지막=상담) ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 980px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .card-grid { grid-template-columns: 1fr; } }
.info-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  overflow: hidden; transition: box-shadow var(--transition), transform var(--transition);
  display: flex; flex-direction: column;
}
.info-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.info-card__img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.info-card__body { padding: 1.4rem; display: flex; flex-direction: column; gap: .55rem; flex: 1; }
.info-card__title { font-size: 1.08rem; font-weight: 800; color: var(--color-primary); }
.info-card__desc { font-size: .9rem; color: var(--color-text-muted); line-height: 1.65; flex: 1; }
.info-card__link { font-size: .85rem; font-weight: 700; color: var(--color-accent-text); }
.info-card__link::after { content: '→'; margin-left: .3rem; }
.info-card--cta { background: var(--color-primary); color: #fff; align-items: flex-start; justify-content: center; padding: 1.4rem; gap: .6rem; }
.info-card--cta .info-card__title { color: #fff; }
.info-card--cta .info-card__desc { color: rgba(255,255,255,.72); }

/* ---------- 벤토 그리드(최대 3줄) ---------- */
.bento-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 180px; gap: 1rem; }
.bento-grid > *:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.bento-grid > *:nth-child(4) { grid-column: span 2; }
.bento-grid > *:nth-child(6) { grid-column: span 2; }
.bento-item { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.bento-item img { width: 100%; height: 100%; object-fit: cover; }
.bento-item__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: .9rem 1rem; font-size: .82rem; font-weight: 700; color: #fff;
  background: linear-gradient(to top, rgba(20,34,56,.82), transparent); }
@media (max-width: 780px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .bento-grid > *:nth-child(1) { grid-column: span 2; }
}

/* ---------- 프로세스 5단계 ---------- */
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; position: relative; margin-top: 2.5rem; }
.process-steps::before { content:''; position:absolute; top:23px; left:8%; right:8%; height:2px; background: var(--color-border); }
.process-step { text-align: center; position: relative; opacity: 0; transform: translateY(22px); transition: opacity .55s var(--ease-expo), transform .55s var(--ease-expo); }
.process-step.is-visible { opacity: 1; transform: none; }
.process-step__num { width: 46px; height: 46px; border-radius: 50%; background: var(--color-accent); color: var(--color-primary);
  font-family: var(--font-eng); font-weight: 800; display: flex; align-items: center; justify-content: center; margin-inline: auto 0; margin-bottom: 1rem;
  box-shadow: 0 0 0 5px var(--color-bg); }
.process-step__title { font-size: .96rem; font-weight: 800; color: var(--color-primary); margin-bottom: .4rem; }
.process-step__desc { font-size: .82rem; color: var(--color-text-muted); line-height: 1.6; }
@media (max-width: 860px) { .process-steps { grid-template-columns: repeat(2, 1fr); } .process-steps::before { display: none; } }

/* ---------- FAQ(architectural — 카드/배경 없이 넘버링+보더만) ---------- */
.faq-list { max-width: none; display: flex; flex-direction: column; gap: 0; }
.faq-item { border: none; border-bottom: 1px solid var(--color-border); overflow: visible; }
.faq-item:first-child { border-top: 1px solid var(--color-border); }
.faq-item__q { width: 100%; text-align: left; padding: 1.75rem .25rem; font-size: clamp(18px, 2vw, 24px); font-weight: 700; color: var(--color-text);
  display: flex; justify-content: space-between; align-items: flex-start; gap: 1.25rem; background: transparent; }
.faq-item__q[aria-expanded="true"] { background: transparent; color: var(--color-accent); }
.faq-item__q-text { display: flex; gap: 1.25rem; align-items: flex-start; flex: 1; text-align: left; }
.faq-item__num { font-size: 14px; color: var(--color-text-muted); font-weight: 600; flex-shrink: 0; padding-top: .2rem; }
.faq-item__chevron { flex-shrink: 0; transition: transform var(--transition); margin-top: .3rem; }
.faq-item__q[aria-expanded="true"] .faq-item__chevron { transform: rotate(180deg); }
.faq-item__a { display: none; padding: 0 .25rem 1.75rem 2.75rem; font-size: 15.5px; color: var(--color-text-muted); background: transparent; line-height: 1.7; }
.faq-item__a.is-open { display: block; }

/* ---------- CTA 밴드 ---------- */
.cta-band { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-soft) 100%); color: #fff; text-align: center; padding-block: 4rem; }
.cta-band__media { max-width: 220px; margin-inline: auto 1.5rem; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.cta-band__title { font-size: clamp(1.5rem, 3.2vw, 2.1rem); font-weight: 900; margin-bottom: .75rem; }
.cta-band__title em { font-style: normal; color: var(--color-accent); }
.cta-band__desc { color: rgba(255,255,255,.78); margin-bottom: 1.75rem; }

/* ---------- 브레드크럼 ---------- */
.breadcrumb { padding-block: .8rem; background: var(--color-bg-soft); border-bottom: 1px solid var(--color-border); }
.breadcrumb__list { display: flex; gap: .5rem; font-size: .82rem; color: var(--color-text-muted); flex-wrap: wrap; }
.breadcrumb__list li + li::before { content: '›'; margin-right: .5rem; }
.breadcrumb__list a { color: var(--color-accent-text); }

/* ---------- 페이지 히어로(서브페이지) ---------- */
.page-hero { background: var(--color-primary); color: #fff; padding-block: 3.5rem 3rem; }
.page-hero__label { font-size: .76rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--color-sky); margin-bottom: .7rem; }
.page-hero__title { font-size: clamp(1.7rem, 3.8vw, 2.5rem); font-weight: 900; margin-bottom: .8rem; }
.page-hero__desc { color: rgba(255,255,255,.78); max-width: 640px; }

/* ---------- 현장사진 2장 ---------- */
.site-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-block: 1rem 0; }
.site-photos figure { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.site-photos img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.site-photos figcaption { padding: .6rem .9rem; font-size: .8rem; color: var(--color-text-muted); background: #fff; }
@media (max-width: 620px) { .site-photos { grid-template-columns: 1fr; } }

/* ---------- 참고 안내 콜아웃 ---------- */
.note-block { background: var(--color-bg); border-left: 4px solid var(--color-accent); padding: 1.8rem 2rem; }

/* ---------- 상세페이지 포인트 3열(카드 없이 넘버링+보더) ---------- */
.detail-points { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--color-border); margin-top: 2.25rem; }
.detail-points__item { border-left: 1px solid var(--color-border); padding: 1.75rem 1.5rem 0 1.75rem; }
.detail-points__item:first-child { border-left: none; padding-left: 0; }
.detail-points__num { font-size: 13px; color: var(--color-text-muted); font-weight: 600; margin-bottom: .85rem; }
.detail-points__title { font-size: 19px; font-weight: 800; color: var(--color-text); margin-bottom: .6rem; letter-spacing: -.01em; }
.detail-points__desc { font-size: 14.5px; line-height: 1.7; color: var(--color-text-muted); }
@media (max-width: 780px) {
  .detail-points { grid-template-columns: 1fr; }
  .detail-points__item { border-left: none; padding-left: 0; border-top: 1px solid var(--color-border); padding-top: 1.75rem; margin-top: 1.75rem; }
  .detail-points__item:first-child { border-top: none; margin-top: 0; padding-top: 0; }
}

/* ---------- 인사이트 그리드(본문 줄글을 문장 단위로 시각화) ---------- */
.insight-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--color-border); margin-top: 2.25rem; }
.insight-item { padding: 1.75rem 1.75rem 1.75rem 0; border-bottom: 1px solid var(--color-border); }
.insight-item:nth-child(odd) { border-right: 1px solid var(--color-border); }
.insight-item:nth-child(even) { padding-left: 1.75rem; }
.insight-item:nth-child(odd):last-child { grid-column: 1 / -1; border-right: none; }
.insight-item__label { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--color-accent); margin-bottom: .65rem; }
.insight-item__text { font-size: 15.5px; line-height: 1.75; color: var(--color-text); }
@media (max-width: 700px) {
  .insight-grid { grid-template-columns: 1fr; }
  .insight-item:nth-child(odd) { border-right: none; padding-right: 0; }
  .insight-item:nth-child(even) { padding-left: 0; }
}

/* ---------- 참고 콜아웃 내부 체크리스트 ---------- */
.note-checklist { margin: 1.35rem 0; display: flex; flex-direction: column; gap: .85rem; }
.note-checklist li { display: flex; gap: .85rem; align-items: flex-start; font-size: 15.5px; line-height: 1.6; color: var(--color-text); }
.note-checklist li::before { content: ''; width: 6px; height: 6px; background: var(--color-accent); margin-top: .6em; flex-shrink: 0; }

/* ---------- 관련 항목 이미지 카드그리드(네이버 캐러셀 노출용 — 리스트X, 이미지 필수) ---------- */
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2.25rem; }
.related-card { display: block; }
.related-card__media { aspect-ratio: 4 / 3; overflow: hidden; margin-bottom: .9rem; background: var(--color-primary); }
.related-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .7s var(--ease-arch); }
.related-card:hover .related-card__media img { transform: scale(1.05); }
.related-card__title { font-size: 15.5px; font-weight: 700; color: var(--color-text); letter-spacing: -.01em; }
.related-card__link { display: block; font-size: 12.5px; color: var(--color-text-muted); margin-top: .3rem; }
@media (max-width: 860px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .related-grid { grid-template-columns: 1fr 1fr; gap: 1rem; } }

/* ---------- 트러스트 바 ---------- */
.trust-bar { background: var(--color-sky-tint); border-block: 1px solid var(--color-border); padding-block: .85rem; }
.trust-bar__list { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; }
.trust-bar__list li { display: flex; align-items: center; gap: .5rem; font-size: .85rem; font-weight: 700; color: var(--color-primary); }
.trust-bar__list li svg { flex-shrink: 0; color: var(--color-accent-text); }

/* ---------- 푸터 ---------- */
#site-footer { background: var(--color-primary); color: rgba(255,255,255,.68); padding-block: 3rem 1.75rem; font-size: .85rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap; }
.footer-biz dt { display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  color: var(--color-sky); background: rgba(167,232,236,.12); padding: .1rem .5rem; border-radius: 3px; min-width: 4.5em; margin-right: .5rem; }
.footer-biz div { margin-bottom: .4rem; }
.footer-links { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-links h4 { font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--color-sky); margin-bottom: .75rem; }
.footer-links ul { display: flex; flex-direction: column; gap: .5rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.12); font-size: .78rem; color: rgba(255,255,255,.45); }
@media (max-width: 700px) { .footer-inner { flex-direction: column; } }

/* ---------- Reveal 애니메이션(다양화: 4종) ---------- */
.rv-fade { opacity: 0; transform: translateY(28px); transition: opacity .6s var(--ease-expo), transform .6s var(--ease-expo); }
.rv-fade.is-visible { opacity: 1; transform: none; }
.rv-left { opacity: 0; transform: translateX(-32px); transition: opacity .65s var(--ease-expo), transform .65s var(--ease-expo); }
.rv-left.is-visible { opacity: 1; transform: none; }
.rv-pop { opacity: 0; transform: scale(.9); transition: opacity .55s var(--ease-expo), transform .55s var(--ease-expo); }
.rv-pop.is-visible { opacity: 1; transform: scale(1); }
.rv-blur { opacity: 0; filter: blur(6px); transition: opacity .6s ease, filter .6s ease; }
.rv-blur.is-visible { opacity: 1; filter: blur(0); }
.rv-delay-1 { transition-delay: .1s; } .rv-delay-2 { transition-delay: .2s; } .rv-delay-3 { transition-delay: .3s; }
.rv-delay-4 { transition-delay: .4s; } .rv-delay-5 { transition-delay: .5s; } .rv-delay-6 { transition-delay: .6s; }

/* ---------- 상담페이지 전용 ---------- */
.consult-card { border-radius: var(--radius-lg); padding: 2.5rem; text-align: center; }
.consult-card--tel { background: var(--color-primary); color: #fff; }
.consult-card--sms { background: var(--color-bg-soft); border: 1px solid var(--color-border); color: var(--color-primary); }
.consult-phone { display: block; font-size: 2.5rem; font-weight: 900; color: var(--color-accent); margin-block: .5rem .75rem; letter-spacing: .02em; }
.consult-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 640px) { .consult-grid { grid-template-columns: 1fr; } .consult-phone { font-size: 1.9rem; } }

/* ==========================================================================
   아키텍처럴 컴포넌트 시스템 — 전 페이지 공통(홈/카테고리/about/consultation)
   ========================================================================== */

.arch-container { max-width: var(--max-w-arch); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.arch-fade { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease-arch), transform .8s var(--ease-arch); }
.arch-fade.is-visible { opacity: 1; transform: none; }
.arch-label { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 1.25rem; }
.arch-label::before { content: ''; width: 28px; height: 1px; background: currentColor; flex-shrink: 0; }

/* ---------- 히어로(풀블리드 배경) ---------- */
.arch-hero { position: relative; display: flex; align-items: center; min-height: clamp(560px, 66vw, 780px); overflow: hidden; background: var(--color-primary); }
.arch-hero__media { position: absolute; inset: 0; z-index: 0; }
.arch-hero__media img { width: 100%; height: 100%; object-fit: cover; display: block; animation: archImgIn 1.15s var(--ease-arch) both; }
.arch-hero__scrim { position: absolute; inset: 0; z-index: 1; background: linear-gradient(100deg, rgba(15,18,19,.55) 0%, rgba(15,18,19,.42) 26%, rgba(15,18,19,.18) 48%, rgba(15,18,19,0) 66%); }
.arch-hero__divider { display: none; }
.arch-hero__content { position: relative; z-index: 2; width: 100%; max-width: 780px; padding: clamp(100px, 12vw, 130px) clamp(1.5rem, 4vw, 3rem) 76px clamp(1.5rem, 6vw, 5rem); }
.arch-hero__eyebrow { font-size: 12.5px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--color-sky); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 12px; text-shadow: 0 1px 10px rgba(0,0,0,.6); }
.arch-hero__eyebrow::before { content: ''; width: 32px; height: 3px; background: currentColor; }
.arch-hero__h1 { font-size: clamp(52px, 6.4vw, 108px); font-weight: 800; letter-spacing: -.05em; line-height: .98; color: #fff; margin: 0 0 1.75rem; overflow: hidden; word-break: normal; animation: archClipReveal .9s var(--ease-arch) .12s both; text-shadow: 0 4px 24px rgba(0,0,0,.5), 0 2px 8px rgba(0,0,0,.6); }
.arch-hero__h1 span { display: block; }
.arch-hero__statement { font-size: clamp(24px, 2.4vw, 32px); font-weight: 700; letter-spacing: -.02em; line-height: 1.3; color: #fff; margin: 0 0 1.25rem; max-width: 20ch; text-shadow: 0 2px 14px rgba(0,0,0,.55), 0 1px 4px rgba(0,0,0,.6); }
.arch-hero__statement em { font-style: normal; color: var(--color-sky); }
.arch-hero__desc { font-size: 16.5px; line-height: 1.7; color: rgba(255,255,255,.92); max-width: 42ch; margin: 0 0 2.25rem; text-shadow: 0 1px 10px rgba(0,0,0,.55); }
.arch-hero__cta { display: flex; gap: .9rem; flex-wrap: wrap; }
.arch-hero__cta .btn { min-width: 226px; justify-content: center; text-align: center; }
.arch-hero__cta .btn--outline { border-color: #fff; color: #fff; background: rgba(15,18,19,.32); }
.arch-hero__cta .btn--outline:hover { background: #fff; color: var(--color-primary); border-color: #fff; }
.arch-hero__annotation { position: relative; z-index: 2; margin-top: clamp(2.5rem, 6vw, 4.5rem); border-top: 1px solid rgba(255,255,255,.3); padding: 1.4rem clamp(1.5rem, 6vw, 5rem) 0; display: flex; gap: clamp(1.25rem, 3vw, 2.25rem); }
.arch-anno { flex: 1; min-width: 0; }
.arch-anno__label { display: block; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.75); margin-bottom: .3rem; text-shadow: 0 1px 8px rgba(0,0,0,.6); }
.arch-anno__value { display: block; font-size: 12.5px; font-weight: 600; letter-spacing: .01em; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-shadow: 0 1px 8px rgba(0,0,0,.6); }
.arch-anno-divider { width: 1px; background: rgba(255,255,255,.35); flex-shrink: 0; }
@keyframes archClipReveal { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes archImgIn { from { transform: scale(1.03); } to { transform: scale(1); } }
@media (max-width: 980px) {
  .arch-hero__scrim { background: linear-gradient(180deg, rgba(15,18,19,.3) 0%, rgba(15,18,19,.55) 55%, rgba(15,18,19,.68) 100%); }
  .arch-hero__content { padding: clamp(90px, 22vw, 140px) 1.5rem 48px; }
  .arch-hero__annotation { padding-inline: 1.5rem; }
}
@media (max-width: 560px) {
  .arch-hero__annotation { flex-direction: column; gap: .85rem; }
  .arch-anno-divider { display: none; }
  .arch-hero__cta .btn { min-width: 0; width: 100%; }
}

/* ---------- 역량 그리드(구 trust-bar 대체) ---------- */
.capability-grid { border-block: 1px solid var(--color-border); background: var(--color-bg); }
.capability-grid__list { display: grid; grid-template-columns: repeat(4, 1fr); }
.capability-grid__item { padding: 2.25rem 2rem; border-left: 1px solid var(--color-border); transition: background .3s; }
.capability-grid__item:first-child { border-left: none; }
.capability-grid__item:hover { background: var(--color-bg-soft); }
.capability-grid__num { font-size: 11px; letter-spacing: .12em; color: var(--color-text-muted); font-weight: 600; margin-bottom: 1rem; }
.capability-grid__label { display: block; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--color-accent); font-weight: 700; margin-bottom: .5rem; }
.capability-grid__title { font-size: 23px; font-weight: 800; color: var(--color-text); letter-spacing: -.01em; }
@media (max-width: 780px) {
  .capability-grid__list { grid-template-columns: repeat(2, 1fr); }
  .capability-grid__item:nth-child(3) { border-left: none; }
  .capability-grid__item:nth-child(3), .capability-grid__item:nth-child(4) { border-top: 1px solid var(--color-border); }
}

/* ---------- 섹션 공통(홈) ---------- */
.arch-section { padding-block: clamp(76px, 11vw, 150px); }
.arch-section--lg { padding-block: clamp(90px, 13vw, 170px); }
.arch-section--sm { padding-block: clamp(76px, 8vw, 110px); }
.arch-h2 { font-size: clamp(32px, 4.2vw, 52px); font-weight: 800; letter-spacing: -.03em; line-height: 1.15; color: var(--color-text); margin: 0 0 1.5rem; }
.arch-h2 + .arch-body { margin-top: -.5rem; }
.arch-body { font-size: 17px; line-height: 1.8; color: var(--color-text-muted); max-width: 56ch; }

/* ---------- 소개 섹션 ---------- */
.intro-grid { display: grid; grid-template-columns: .95fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.intro-media { aspect-ratio: 4 / 5; overflow: hidden; }
.intro-media img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 860px) { .intro-grid { grid-template-columns: 1fr; } .intro-media { aspect-ratio: 16/10; order: -1; margin-bottom: .5rem; } }

/* ---------- 서비스: FEATURED 2 + INDEX 4 ---------- */
.featured-service { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; margin-bottom: clamp(3rem, 6vw, 5rem); }
.featured-service__media { aspect-ratio: 4 / 3; overflow: hidden; order: 2; }
.featured-service__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-arch); display: block; }
.featured-service:hover .featured-service__media img { transform: scale(1.035); }
.featured-service__eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--color-text-muted); margin-bottom: 1rem; }
.featured-service__eyebrow strong { color: var(--color-accent); }
.featured-service__title { font-size: clamp(28px, 2.8vw, 38px); font-weight: 800; letter-spacing: -.02em; color: var(--color-text); margin: 0 0 1.1rem; }
.featured-service__desc { font-size: 16.5px; line-height: 1.75; color: var(--color-text-muted); max-width: 44ch; margin: 0 0 1.75rem; }
.featured-service__link { font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--color-text); display: inline-flex; align-items: center; gap: 8px; padding-bottom: 3px; border-bottom: 1px solid var(--color-text); }
.featured-service__link:hover { color: var(--color-accent); border-color: var(--color-accent); }
@media (max-width: 860px) {
  .featured-service { grid-template-columns: 1fr; }
  .featured-service__media { order: -1; }
}

/* ---------- 리스트형 인덱스(관련 항목 등, 카드 없이) ---------- */
.service-index { border-top: 1px solid var(--color-border); margin-top: 2rem; }
.service-index__row { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2rem); padding: 1.5rem .25rem; border-bottom: 1px solid var(--color-border); transition: background .3s; }
.service-index__row:hover { background: var(--color-bg-soft); }
.service-index__num { font-size: 13px; color: var(--color-text-muted); font-weight: 600; width: 28px; flex-shrink: 0; }
.service-index__title { font-size: clamp(17px, 1.8vw, 20px); font-weight: 700; color: var(--color-text); flex: 1; }
.service-index__arrow { font-size: 14px; color: var(--color-text-muted); transition: transform .3s, color .3s; }
.service-index__row:hover .service-index__arrow { transform: translateX(4px); color: var(--color-accent); }
.service-index__row--cta .service-index__title { color: var(--color-accent-text); }

/* ---------- WORKS 포트폴리오(비대칭) ---------- */
.marquee-section { padding-right: 0; padding-left: 0; }
.marquee { overflow: hidden; }
.marquee__track { display: flex; gap: 1.25rem; width: max-content; animation: marqueeScroll 52s linear infinite; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { position: relative; flex-shrink: 0; width: 360px; height: 300px; overflow: hidden; display: block; background: var(--color-primary); }
.marquee__item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .8s var(--ease-arch); }
.marquee__item:hover img { transform: scale(1.045); }
.marquee__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: .9rem 1.1rem 1rem; font-size: 14px; font-weight: 700; color: #fff; background: linear-gradient(180deg, transparent, rgba(0,0,0,.72)); }
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (max-width: 640px) { .marquee__item { width: 260px; height: 220px; } .marquee__track { gap: .85rem; } }

/* ---------- 풀블리드 비주얼 섹션 ---------- */
.fullbleed-section { position: relative; min-height: 60vh; display: flex; align-items: flex-end; background: var(--color-primary); overflow: hidden; }
.fullbleed-section img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.fullbleed-content { position: relative; z-index: 1; padding: 4rem clamp(1.5rem, 6vw, 6rem) 5.5rem; color: #fff; }
.fullbleed-label { font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: #fff; margin-bottom: 1.5rem; display: flex; align-items: center; gap: 10px; text-shadow: 0 1px 10px rgba(0,0,0,.7), 0 1px 3px rgba(0,0,0,.8); }
.fullbleed-label::before { content: ''; width: 28px; height: 1px; background: currentColor; }
.fullbleed-title { font-size: clamp(34px, 5vw, 64px); font-weight: 800; letter-spacing: -.03em; line-height: 1.15; max-width: 16ch; margin: 0; color: #fff; text-shadow: 0 4px 28px rgba(0,0,0,.65), 0 2px 8px rgba(0,0,0,.75); }

/* ---------- PROCESS(architectural) ---------- */
.process-arch { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--color-border); margin-top: clamp(2.5rem, 5vw, 4rem); }
.process-arch__item { padding: 2.25rem 1.5rem 0 0; border-left: 1px solid var(--color-border); padding-left: 1.5rem; }
.process-arch__item:first-child { border-left: none; padding-left: 0; }
.process-arch__num { font-size: 13px; color: var(--color-text-muted); font-weight: 600; margin-bottom: 1rem; }
.process-arch__label { font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--color-accent); margin-bottom: .6rem; }
.process-arch__title { font-size: 17px; font-weight: 700; color: var(--color-text); }
@media (max-width: 860px) {
  .process-arch { grid-template-columns: repeat(2, 1fr); }
  .process-arch__item:nth-child(even) { border-left: 1px solid var(--color-border); }
  .process-arch__item:nth-child(3) { border-left: none; }
  .process-arch__item:nth-child(n+3) { border-top: 1px solid var(--color-border); padding-top: 2.25rem; margin-top: 2.25rem; }
}

/* ---------- APPLICATION ---------- */
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--color-border); margin-top: clamp(2.5rem, 5vw, 4rem); }
.application-item { position: relative; aspect-ratio: 3 / 4; overflow: hidden; background: var(--color-primary); display: block; }
.application-item img { width: 100%; height: 100%; object-fit: cover; opacity: .82; transition: transform .9s var(--ease-arch), opacity .4s; display: block; }
.application-item:hover img { transform: scale(1.06); opacity: 1; }
.application-item::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(23,26,27,0) 42%, rgba(23,26,27,.78) 100%); }
.application-item__label { position: absolute; left: 1.1rem; bottom: 3.1rem; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.75); z-index: 1; }
.application-item__title { position: absolute; left: 1.1rem; bottom: 1.1rem; font-size: 22px; font-weight: 800; color: #fff; z-index: 1; letter-spacing: -.01em; }
@media (max-width: 780px) { .application-grid { grid-template-columns: repeat(2, 1fr); } }


/* ---------- CTA(architectural) ---------- */
.cta-arch { position: relative; background: var(--color-primary); color: #fff; padding-block: clamp(90px, 12vw, 170px); overflow: hidden; }
.cta-arch::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
}
.cta-arch__inner { position: relative; }
.cta-arch__label { font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.6); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 10px; }
.cta-arch__label::before { content: ''; width: 28px; height: 1px; background: currentColor; }
.cta-arch__title { font-size: clamp(34px, 5vw, 58px); font-weight: 800; letter-spacing: -.03em; line-height: 1.18; max-width: 17ch; margin: 0 0 1.75rem; }
.cta-arch__desc { font-size: 17px; color: rgba(255,255,255,.72); max-width: 52ch; margin: 0 0 2.75rem; line-height: 1.7; }