/* ==============================================
   (주)삼아정밀 — Themeable Design System
   Default: White BG / Black Text / Red Accent
   ============================================== */

/* ── Theme CSS Variables (overridden by theme.js) ── */
:root {
  /* ---- 이전 버전 호환 변수 (about.html 등 구형 마크업 지원) ---- */
  --d1: var(--clr-bg);
  --d3: var(--clr-bg2);
  --d5: var(--clr-bg3);
  --bdr-w: var(--clr-border);
  --white: var(--clr-text);
  --g3: var(--clr-text3);
  --g4: var(--clr-text2);
  /* ---- Themeable colors ---- */
  --clr-bg:          #ffffff;
  --clr-bg2:         #f7f7f7;
  --clr-bg3:         #f0f0f0;
  --clr-surface:     #e8e8e8;
  --clr-text:        #111111;
  --clr-text2:       #444444;
  --clr-text3:       #888888;
  --clr-accent:      #d42020;
  --clr-accent-h:    #b01818;  /* hover */
  --clr-border:      rgba(0,0,0,0.09);
  --clr-border2:     rgba(0,0,0,0.16);
  --clr-header-bg:   rgba(255,255,255,0.96);
  --clr-hero-bg:     #f4f4f4;
  --clr-card:        #ffffff;
  --clr-dark-sec:    #111111;
  --clr-dark-text:   #ffffff;

  /* ---- Static tokens ---- */
  --font-ko:   'Noto Sans KR', sans-serif;
  --font-en:   'Montserrat', sans-serif;
  --font-mono: 'Courier New', monospace;
  --radius:    8px;
  --radius-lg: 16px;
  --trans:     all 0.28s cubic-bezier(.4,0,.2,1);
  --shadow-sm: 0 2px 10px rgba(0,0,0,.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.14);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--font-ko);
  color: var(--clr-text);
  background: var(--clr-bg);
  overflow-x: hidden;
  line-height: 1.7;
  transition: background-color .3s, color .3s;
}
h1,h2,h3,h4,h5,h6 { font-family: var(--font-ko); font-weight: 700; line-height: 1.25; color: var(--clr-text); }
a { text-decoration: none; color: inherit; transition: var(--trans); }
img { max-width: 100%; display: block; }
ul { list-style: none; padding: 0; margin: 0; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-ko); }
::selection { background: var(--clr-accent); color: #fff; }
/* 스크롤바 숨기기 */
::-webkit-scrollbar { width: 0; height: 0; }
* { scrollbar-width: none; -ms-overflow-style: none; }

/* ── Utility ── */
.container-xl { max-width: 1320px; margin: 0 auto; padding: 0 32px; }
.section-pad   { padding: 80px 0; }
.section-pad-sm { padding: 52px 0; }

/* Section Header */
.sec-header { margin-bottom: 44px; }
.sec-header.centered { text-align: center; }
.sec-header.centered .sec-desc { margin: 0 auto; }

.sec-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-en); font-size: 0.68rem; font-weight: 700;
  letter-spacing: .2em; color: var(--clr-accent); text-transform: uppercase;
  margin-bottom: 12px;
}
.sec-tag::before {
  content: ''; display: block; width: 24px; height: 2px;
  background: var(--clr-accent);
}
.sec-header.centered .sec-tag::before { display: none; }

.sec-title {
  font-size: clamp(1.8rem, 3.2vw, 2.8rem); font-weight: 900;
  color: var(--clr-text); letter-spacing: -.03em; margin-bottom: 16px;
}
.sec-desc { font-size: .94rem; color: var(--clr-text3); max-width: 560px; line-height: 1.85; }

/* PAGE LOADER — 사용 안 함 */
#pageLoader { display: none !important; }
.loader-label { font-family: var(--font-en); font-size: .68rem; letter-spacing: .26em; color: var(--clr-text3); }

/* ==================== HEADER ==================== */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 900; transition: var(--trans); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 40px; transition: var(--trans);
}
.site-header.scrolled .header-inner {
  padding: 12px 40px;
  background: var(--clr-header-bg);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
  border-bottom: 1px solid var(--clr-border);
}

/* ── 투명 헤더 — 메인(hero-page) + 서브배경이미지(has-sub-bg) 공통: 스크롤 전 흰색 ── */
.hero-page .site-header:not(.scrolled) .logo-ko,
body.has-sub-bg .site-header:not(.scrolled) .logo-ko { color: #000; }
.hero-page .site-header:not(.scrolled) .logo-en,
body.has-sub-bg .site-header:not(.scrolled) .logo-en { color: rgba(255,255,255,.55); }
.hero-page .site-header:not(.scrolled) .nav-link-item,
body.has-sub-bg .site-header:not(.scrolled) .nav-link-item { color: #000; }
.hero-page .site-header:not(.scrolled) .nav-link-item:hover,
body.has-sub-bg .site-header:not(.scrolled) .nav-link-item:hover { color: #000; background: rgba(255,255,255,.1); }
.hero-page .site-header:not(.scrolled) .nav-item.active .nav-link-item,
body.has-sub-bg .site-header:not(.scrolled) .nav-item.active .nav-link-item { color: var(--clr-accent); }
.hero-page .site-header:not(.scrolled) .nav-btn-contact,
body.has-sub-bg .site-header:not(.scrolled) .nav-btn-contact { background: var(--clr-accent); color: #fff; }
.hero-page .site-header:not(.scrolled) .hamburger span,
body.has-sub-bg .site-header:not(.scrolled) .hamburger span { background: #fff; }

/* Logo */
.site-logo { display: flex; align-items: center; gap: 12px; }
.site-logo--img { gap: 0; }
.site-logo--img .logo-img--header {
  max-height: 48px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.logo-mark {
  width: 40px; height: 40px; background: var(--clr-accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-weight: 900; font-size: .85rem;
  letter-spacing: .04em; flex-shrink: 0; transition: var(--trans);
}
.site-logo:hover .logo-mark { background: var(--clr-accent-h); }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-ko { font-size: 1.1rem; font-weight: 900; color: var(--clr-text); letter-spacing: -.02em; }
.logo-en { font-family: var(--font-en); font-size: .52rem; letter-spacing: .14em; color: var(--clr-text3); font-weight: 600; }

/* Desktop Nav */
.site-nav { display: flex; }
.nav-list { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; }
.nav-link-item {
  display: flex; align-items: center; gap: 5px;
  font-size: .875rem; font-weight: 500; color: var(--clr-text2);
  padding: 9px 14px; border-radius: 6px; transition: var(--trans);
}
.nav-link-item:hover { color: var(--clr-accent); background: rgba(212,32,32,.05); }
.nav-item.active .nav-link-item { color: var(--clr-accent); font-weight: 700; }
.nav-arrow { font-size: .58rem; transition: transform .3s; }
.has-dropdown:hover .nav-arrow { transform: rotate(180deg); }

/* Nav CTA */
.nav-btn-contact {
  display: flex; align-items: center; gap: 8px;
  font-size: .84rem; font-weight: 700; color: #fff;
  background: var(--clr-accent); padding: 10px 22px; transition: var(--trans);
}
.nav-btn-contact:hover { background: var(--clr-accent-h); }
.nav-cta-item { margin-left: 8px; }

/* Mega Dropdown */
.dropdown-mega {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%) translateY(6px);
  background: var(--clr-card); border: 1px solid var(--clr-border2);
  width: max-content; min-width: 440px; max-width: 680px;
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
  z-index: 1000;
  padding-top: 8px;
}
.dropdown-mega::before {
  content: ''; position: absolute; top: -8px; left: 0; right: 0; height: 8px;
}
.dropdown-mega.show { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dm-inner { display: flex; align-items: stretch; }
.dm-col {
  padding: 24px 26px; flex: 1 1 auto; min-width: 160px;
  border-right: 1px solid var(--clr-border);
  white-space: nowrap;
}
.dm-col:last-child { border-right: none; }
.dm-heading {
  display: block; font-family: var(--font-en); font-size: .6rem;
  font-weight: 700; letter-spacing: .18em; color: var(--clr-text3);
  text-transform: uppercase; margin-bottom: 12px;
}
.dm-link {
  display: flex; align-items: center; gap: 10px;
  font-size: .88rem; font-weight: 500; color: var(--clr-text2);
  padding: 9px 10px; margin: 0 -10px;
  transition: var(--trans); border-left: 2px solid transparent;
  white-space: nowrap;
}
.dm-link:hover { color: var(--clr-accent); border-left-color: var(--clr-accent); padding-left: 14px; background: rgba(212,32,32,.04); }
.dm-link i { font-size: .76rem; color: var(--clr-text3); width: 16px; flex-shrink: 0; }
.dm-link:hover i { color: var(--clr-accent); }
.dm-promo {
  background: var(--clr-bg2); padding: 24px 22px;
  display: flex; flex-direction: column; justify-content: center; gap: 10px;
  min-width: 150px; border-left: 1px solid var(--clr-border); white-space: nowrap;
}
.dm-promo-icon { font-size: 1.8rem; color: var(--clr-accent); }
.dm-promo-text { display: flex; flex-direction: column; gap: 4px; }
.dm-promo-text strong { font-size: .9rem; color: var(--clr-text); font-weight: 700; }
.dm-promo-text span { font-size: .76rem; color: var(--clr-text3); }

/* Hamburger (클릭 영역·레이어 — 모바일에서 가려짐 방지) */
.hamburger {
  display: none; flex-direction: column; gap: 5px; padding: 8px;
  position: relative; z-index: 950; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  background: none; border: none;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--clr-text); transition: var(--trans); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
/* ── 모바일 메뉴 오버레이 ── */
.mob-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.52); z-index: 799;
  opacity: 0; transition: opacity .35s ease;
}
.mob-overlay.show { display: block; }
.mob-overlay.visible { opacity: 1; }

/* ── 모바일 내비 패널 ── */
.mobile-nav {
  /* 데스크탑: 렌더링하지 않음 */
  display: none;
}
@media (max-width: 991px) {
  .mobile-nav {
    display: flex; flex-direction: column;
    position: fixed; top: 0; right: 0; bottom: 0;
    width: min(340px, 88vw);
    background: var(--clr-bg); z-index: 800; overflow-y: auto;
    transform: translateX(100%); transition: transform .38s cubic-bezier(.4,0,.2,1);
    box-shadow: -4px 0 40px rgba(0,0,0,.18);
  }
  .mobile-nav.open { transform: translateX(0); }
}

/* 상단 로고 헤더 */
.mob-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 24px 18px; border-bottom: 1px solid var(--clr-border);
  flex-shrink: 0;
}
.mob-logo { display: flex; align-items: center; gap: 12px; }
.mob-logo.mob-logo--img { align-items: center; }
.mob-logo--img .logo-img--mob {
  max-height: 40px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.mob-logo .logo-mark { width: 38px; height: 38px; background: var(--clr-accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-weight: 900; font-size: .82rem; flex-shrink: 0; }
.mob-logo .logo-ko { display: block; font-size: 1rem; font-weight: 900; color: var(--clr-text); line-height: 1.2; }
.mob-logo .logo-en { display: block; font-family: var(--font-en); font-size: .48rem; letter-spacing: .14em; color: var(--clr-text3); font-weight: 600; }
.mob-close-btn {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  background: var(--clr-bg2); border: none; color: var(--clr-text2); font-size: .95rem;
  cursor: pointer; transition: var(--trans); flex-shrink: 0;
}
.mob-close-btn:hover { background: var(--clr-accent); color: #fff; }

/* 메뉴 리스트 */
.mobile-nav-list { flex: 1; padding: 8px 0; }
.mobile-nav-list > li { border-bottom: 1px solid var(--clr-border); }
.mobile-nav-list > li > a, .mob-toggle {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; font-size: .95rem; font-weight: 600;
  color: var(--clr-text2); width: 100%; transition: var(--trans);
}
.mobile-nav-list > li > a:hover, .mob-toggle:hover { color: var(--clr-accent); background: var(--clr-bg2); }
.mobile-nav-list > li > a.active-mob { color: var(--clr-accent); }

/* 서브메뉴 슬라이드 애니메이션 */
.mob-sub {
  max-height: 0; overflow: hidden;
  transition: max-height .32s cubic-bezier(.4,0,.2,1), padding .2s;
  padding: 0 0 0 0; background: var(--clr-bg2);
}
.mob-has-sub.open .mob-sub { max-height: 400px; padding: 6px 0; }
.mob-has-sub.open .fa-plus { transform: rotate(45deg); }
.mob-has-sub .fa-plus { transition: transform .28s ease; }
.mob-sub li a {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 24px 11px 36px; font-size: .88rem; color: var(--clr-text3);
  transition: var(--trans);
}
.mob-sub li a::before { content: '—'; font-size: .7rem; color: var(--clr-border2); flex-shrink: 0; }
.mob-sub li a:hover { color: var(--clr-accent); background: var(--clr-bg3); padding-left: 40px; }

/* 하단 연락처 */
.mob-footer-bar {
  border-top: 1px solid var(--clr-border); padding: 20px 24px;
  flex-shrink: 0; background: var(--clr-bg2);
}
.mob-footer-bar a { display: flex; align-items: center; gap: 8px; font-size: .86rem; font-weight: 700; color: var(--clr-text); margin-bottom: 6px; }
.mob-footer-bar a i { color: var(--clr-accent); }
.mob-footer-bar small { display: block; font-size: .72rem; color: var(--clr-text3); }

/* ==================== BREADCRUMB ==================== */
/* standalone breadcrumb (sub-hero 밖) */
.breadcrumb-bar { background: var(--clr-bg2); border-bottom: 1px solid var(--clr-border); padding: 13px 0; }
.breadcrumb-inner {
  display: flex; align-items: center; gap: 8px;
  font-size: .79rem; color: var(--clr-text3); max-width: 1320px; margin: 0 auto; padding: 0 32px;
}
.breadcrumb-inner a { color: var(--clr-text3); text-decoration: none; }
.breadcrumb-inner a:hover { color: var(--clr-accent); }
.breadcrumb-inner i { font-size: .58rem; color: var(--clr-text3); }
.breadcrumb-inner .current { color: var(--clr-text); font-weight: 600; }

/* ==================== SUB HERO ==================== */
.sub-hero {
  background: var(--clr-bg2); border-bottom: 1px solid var(--clr-border);
  padding: 0 0 64px; position: relative; overflow: hidden;
}

/* breadcrumb이 sub-hero 내부에 있을 때 */
.sub-hero > .breadcrumb-bar {
  background: rgba(0,0,0,.18);
  border-bottom: 1px solid rgba(255,255,255,.1);
  position: relative; z-index: 3;
}
.sub-hero > .breadcrumb-bar .breadcrumb-inner a,
.sub-hero > .breadcrumb-bar .breadcrumb-inner i { color: rgba(255,255,255,.65); }
.sub-hero > .breadcrumb-bar .breadcrumb-inner a:hover { color: #fff; }
.sub-hero > .breadcrumb-bar .breadcrumb-inner .current { color: #fff; font-weight: 600; }
/* 배경 없는 서브히어로에서는 어두운 텍스트 */
.sub-hero:not(.has-bg) > .breadcrumb-bar {
  background: var(--clr-bg2);
  border-bottom: 1px solid var(--clr-border);
}
.sub-hero:not(.has-bg) > .breadcrumb-bar .breadcrumb-inner a,
.sub-hero:not(.has-bg) > .breadcrumb-bar .breadcrumb-inner i { color: var(--clr-text3); }
.sub-hero:not(.has-bg) > .breadcrumb-bar .breadcrumb-inner a:hover { color: var(--clr-accent); }
.sub-hero:not(.has-bg) > .breadcrumb-bar .breadcrumb-inner .current { color: var(--clr-text); }

/* sub-hero-inner 상하 패딩 (breadcrumb 아래 여백) */
.sub-hero-inner { position: relative; z-index: 2; max-width: 1320px; margin: 0 auto; padding: 64px 32px 0; }
.sub-hero::before {
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(90deg, transparent, transparent 79px, var(--clr-border) 80px);
  pointer-events: none;
}
.sub-hero-tag {
  font-family: var(--font-en); font-size: .64rem; font-weight: 700;
  letter-spacing: .2em; color: var(--clr-accent); text-transform: uppercase; margin-bottom: 10px;
}
.sub-hero-title { font-size: clamp(1.9rem, 3.8vw, 3.2rem); font-weight: 900; color: var(--clr-text); }
.sub-hero-desc { font-size: .93rem; color: var(--clr-text3); margin-top: 10px; }

/* ── Sub-hero with background image ── */
.sub-hero.has-bg {
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  padding-bottom: 80px;
  border-bottom: none;
}
.sub-hero.has-bg > .sub-hero-inner { padding-top: 56px; }
.sub-hero.has-bg::before { /* 원래 격자 대신 어두운 오버레이 */
  background: linear-gradient(135deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.45) 100%);
}
.sub-hero.has-bg .sub-hero-tag { color: var(--clr-accent); }
.sub-hero.has-bg .sub-hero-title { color: #ffffff; text-shadow: 0 2px 14px rgba(0,0,0,.4); }
.sub-hero.has-bg .sub-hero-desc { color: rgba(255,255,255,.82); }
/* 좌측 포인트 라인 */
.sub-hero.has-bg .sub-hero-inner::before {
  content: ''; position: absolute; left: 32px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 64px; background: var(--clr-accent);
}
.sub-hero.has-bg .sub-hero-inner { padding-left: 52px; }

/* ==================== TAB NAV ==================== */
.tab-nav {
  background: var(--clr-bg); border-bottom: 2px solid var(--clr-border);
  position: sticky; top: 70px; z-index: 500;
}
.tab-nav-inner {
  display: flex; max-width: 1320px; margin: 0 auto; padding: 0 32px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.tab-btn {
  padding: 17px 22px; font-size: .86rem; font-weight: 500;
  color: var(--clr-text3); white-space: nowrap; border-bottom: 3px solid transparent;
  margin-bottom: -2px; transition: var(--trans); flex-shrink: 0;
}
.tab-btn:hover { color: var(--clr-text); }
.tab-btn.active { color: var(--clr-accent); border-bottom-color: var(--clr-accent); font-weight: 700; }

@media (max-width: 767px) {
  .tab-nav-inner { padding: 0 16px; }
  .tab-btn { padding: 14px 16px; font-size: .82rem; }
}

/* ==================== HERO SLIDER ==================== */
.hero-section { position: relative; height: 100vh; min-height: 680px; }
.hero-swiper, .hero-swiper .swiper-wrapper, .hero-slide { height: 100%; }
.hero-slide { position: relative; display: flex; align-items: center; overflow: hidden; background: #111; }

/* ── 미디어 배경 (image / youtube / video 공통) ── */
.slide-media-bg {
  position: absolute; inset: 0; z-index: 0; overflow: hidden;
}
.slide-bg-img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
  display: block;
  transition: transform 6s ease;
}
.swiper-slide-active .slide-bg-img { transform: scale(1.05); }

/* YouTube iframe 전체화면 트릭 */
.slide-media-yt { background: #000; }
.slide-yt-iframe {
  position: absolute;
  top: 50%; left: 50%;
  width: 177.78vh; /* 16/9 * 100vh */
  height: 100vh;
  min-width: 100%;
  min-height: 56.25vw; /* 9/16 * 100vw */
  transform: translate(-50%, -50%);
  pointer-events: none;
  border: none;
}
/* 업로드 video 배경 */
.slide-video-el {
  position: absolute; top: 50%; left: 50%;
  min-width: 100%; min-height: 100%;
  width: auto; height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover; pointer-events: none;
}

/* ── 오버레이 ── */
.slide-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: rgba(0,0,0,0.52);
}

/* ── 슬라이드 번호 워터마크 ── */
.slide-num {
  position: absolute; right: 5%; top: 50%; transform: translateY(-50%);
  font-family: var(--font-en); font-size: clamp(10rem, 18vw, 20rem);
  font-weight: 900; color: rgba(255,255,255,.06); line-height: 1; user-select: none; z-index: 2;
}
.slide-line { position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--clr-accent); z-index: 3; }
.slide-content-wrap {
  position: relative; z-index: 4; width: 100%;
  max-width: 1320px; margin: 0 auto; padding: 0 32px; padding-top: 72px;
}
.slide-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-en); font-size: .68rem; font-weight: 700;
  letter-spacing: .18em; color: var(--clr-accent); text-transform: uppercase; margin-bottom: 20px;
}
.slide-eyebrow::before { content: ''; display: block; width: 28px; height: 2px; background: var(--clr-accent); }
.slide-title-hero {
  font-size: clamp(2.2rem, 5.5vw, 5rem); font-weight: 900;
  color: #fff; line-height: 1.06; margin-bottom: 24px; letter-spacing: -.04em;
  text-shadow: 0 2px 20px rgba(0,0,0,.4);
}
.slide-title-hero em { font-style: normal; color: var(--clr-accent); }
.slide-body {
  font-size: clamp(.9rem, 1.3vw, 1.05rem); color: rgba(255,255,255,.85);
  max-width: 500px; margin-bottom: 38px; line-height: 1.8;
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}
.slide-body strong { color: #fff; font-weight: 700; }
.hero-btns { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

/* Buttons */
.btn-accent {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--clr-accent); color: #fff;
  font-weight: 700; font-size: .9rem; padding: 14px 32px; transition: var(--trans);
}
.btn-accent:hover { background: var(--clr-accent-h); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212,32,32,.3); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--clr-text);
  font-weight: 600; font-size: .9rem; padding: 13px 28px;
  border: 2px solid var(--clr-border2); transition: var(--trans);
}
.btn-outline:hover { border-color: var(--clr-accent); color: var(--clr-accent); }
.btn-dark {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--clr-text); color: #fff;
  font-weight: 700; font-size: .9rem; padding: 14px 32px; transition: var(--trans);
}
.btn-dark:hover { background: var(--clr-text2); }
/* Alias — 히어로 위(어두운 배경) 전용 */
.btn-white { display: inline-flex; align-items: center; gap: 10px; background: var(--clr-accent); color: #fff; font-weight: 700; font-size: .9rem; padding: 14px 32px; transition: var(--trans); }
.btn-white:hover { background: var(--clr-accent-h); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212,32,32,.4); }
.btn-ghost { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,.12); color: #fff; font-weight: 600; font-size: .9rem; padding: 13px 28px; border: 2px solid rgba(255,255,255,.5); backdrop-filter: blur(4px); transition: var(--trans); }
.btn-ghost:hover { background: rgba(255,255,255,.22); border-color: #fff; }
.btn-black { display: inline-flex; align-items: center; gap: 10px; background: var(--clr-text); color: #fff; font-weight: 700; font-size: .9rem; padding: 14px 32px; transition: var(--trans); }
.btn-black:hover { background: var(--clr-text2); }

/* Hero Controls */
.hero-controls {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 20px; z-index: 10;
}
.hero-prev-btn, .hero-next-btn {
  width: 42px; height: 42px; border: 2px solid var(--clr-border2);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-text2); font-size: .75rem; transition: var(--trans); background: var(--clr-bg);
}
.hero-prev-btn:hover, .hero-next-btn:hover { background: var(--clr-accent); border-color: var(--clr-accent); color: #fff; }
.hero-fraction { font-family: var(--font-en); font-size: .8rem; color: var(--clr-text3); letter-spacing: .06em; }
.hero-fraction .current-slide { color: var(--clr-accent); font-weight: 700; }

/* Scroll indicator */
.scroll-line {
  position: absolute; right: 44px; bottom: 0; z-index: 10;
  display: flex; flex-direction: column; align-items: center; gap: 10px; padding-bottom: 28px;
}
.scroll-line span { font-family: var(--font-en); font-size: .58rem; letter-spacing: .14em; color: var(--clr-text3); writing-mode: vertical-rl; transform: rotate(180deg); }
.scroll-line-bar { width: 1px; height: 56px; background: var(--clr-border2); position: relative; overflow: hidden; }
.scroll-line-bar::after {
  content: ''; position: absolute; top: -100%; left: 0; right: 0; bottom: 100%;
  background: var(--clr-accent); animation: scrollBarAnim 2s ease-in-out infinite;
}
@keyframes scrollBarAnim { 0% { top: -100%; bottom: 100%; } 50% { top: 0; bottom: 0; } 100% { top: 100%; bottom: -100%; } }

/* ==================== STATS STRIP ==================== */
.stats-strip { background: var(--clr-text); border-top: 3px solid var(--clr-accent); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); max-width: 1320px; margin: 0 auto; }
.stat-cell {
  padding: 40px 28px; border-right: 1px solid rgba(255,255,255,.08);
  transition: var(--trans);
}
.stat-cell:last-child { border-right: none; }
.stat-cell:hover { background: rgba(255,255,255,.04); }
.stat-num { font-family: var(--font-en); font-size: 2.4rem; font-weight: 900; color: #fff; line-height: 1; margin-bottom: 6px; display: flex; align-items: baseline; gap: 3px; }
.stat-unit { font-size: 1.1rem; font-weight: 400; color: rgba(255,255,255,.45); }
.stat-label { font-size: .8rem; color: rgba(255,255,255,.5); letter-spacing: .03em; }

/* ==================== HOME: ABOUT ==================== */
.home-about { background: var(--clr-bg); }
.ha-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1320px; margin: 0 auto; padding: 0 32px; overflow: hidden; }
.ha-visual { position: relative; }
.ha-img-box {
  aspect-ratio: 4/3; background: var(--clr-bg3);
  display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden;
}
.ha-img-box i { font-size: 4rem; color: var(--clr-surface); }
.ha-img-box::before, .ha-img-box::after {
  content: ''; position: absolute; width: 28px; height: 28px;
  border-color: var(--clr-accent); border-style: solid;
}
.ha-img-box::before { top: -2px; left: -2px; border-width: 3px 0 0 3px; }
.ha-img-box::after  { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; }
.ha-since {
  position: absolute; bottom: -16px; right: -16px;
  background: var(--clr-accent); color: #fff; padding: 18px 24px;
}
.ha-since-label { font-size: .62rem; font-weight: 700; letter-spacing: .12em; opacity: .8; }
.ha-since-year  { font-size: 1.5rem; font-weight: 900; font-family: var(--font-en); line-height: 1; }
.ha-content { padding-top: 0; }
.ha-slogan { font-size: clamp(1.3rem, 2.2vw, 1.8rem); font-weight: 900; color: var(--clr-text); margin-bottom: 22px; line-height: 1.35; }
.ha-slogan em { font-style: normal; color: var(--clr-accent); }
.ha-text { font-size: .9rem; color: var(--clr-text3); line-height: 1.9; margin-bottom: 28px; }
.ha-vals { display: flex; flex-direction: column; gap: 0; margin-bottom: 32px; }
.ha-val-item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  grid-template-rows: auto;
  align-items: center;
  gap: 0 14px;
  padding: 15px 0; border-bottom: 1px solid var(--clr-border);
}
.ha-val-item:first-child { border-top: 1px solid var(--clr-border); }
.hv-num { font-family: var(--font-en); font-size: .68rem; font-weight: 700; color: var(--clr-accent); letter-spacing: .1em; }
.hv-title { font-size: .9rem; font-weight: 700; color: var(--clr-text); }
.hv-desc { font-size: .8rem; color: var(--clr-text3); text-align: right; }

/* 모바일: 설명을 두 번째 줄로 */
@media (max-width: 575px) {
  .ha-grid { padding: 0 20px; }
  .ha-val-item {
    grid-template-columns: 28px 1fr;
    grid-template-rows: auto auto;
    grid-template-areas: "num title" "num desc";
  }
  .hv-num  { grid-area: num;   align-self: start; padding-top: 2px; }
  .hv-title { grid-area: title; }
  .hv-desc  { grid-area: desc;  text-align: left; font-size: .76rem; margin-top: 3px; }
}

/* ==================== HOME: BUSINESS ==================== */
.home-business { background: var(--clr-bg2); }
.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--clr-border2); border-bottom: 1px solid var(--clr-border2); max-width: 1320px; margin: 0 auto; }
.biz-card {
  padding: 40px 32px; border-right: 1px solid var(--clr-border);
  background: var(--clr-card); transition: var(--trans); position: relative; overflow: hidden;
}
.biz-card:last-child { border-right: none; }
.biz-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--clr-accent); transform: scaleX(0); transform-origin: left; transition: transform .38s ease; }
.biz-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.biz-card:hover::after { transform: scaleX(1); }
.biz-icon { font-size: 1.7rem; color: var(--clr-accent); margin-bottom: 20px; }
.biz-num { font-family: var(--font-en); font-size: .62rem; font-weight: 700; letter-spacing: .15em; color: var(--clr-text3); margin-bottom: 10px; }
.biz-title { font-size: 1rem; font-weight: 700; color: var(--clr-text); margin-bottom: 12px; }
.biz-desc { font-size: .84rem; color: var(--clr-text3); line-height: 1.75; margin-bottom: 18px; }
.biz-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.biz-tag { font-size: .7rem; color: var(--clr-accent); border: 1px solid rgba(212,32,32,.25); background: rgba(212,32,32,.04); padding: 3px 10px; }
.biz-more { display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--clr-text3); margin-top: 20px; transition: var(--trans); }
.biz-card:hover .biz-more { color: var(--clr-accent); gap: 10px; }

/* ==================== HOME: EQUIPMENT ==================== */
.home-equip { background: var(--clr-bg); }
.equip-header-row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; max-width: 1320px; margin-left: auto; margin-right: auto; padding: 0 32px; }
.equip-preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); max-width: 1320px; margin: 0 auto; gap: 1px; background: var(--clr-border2); }
.eq-card { background: var(--clr-bg); padding: 28px 24px; transition: var(--trans); border: 1px solid transparent; }
.eq-card:hover { background: #fff; border-color: var(--clr-accent); box-shadow: var(--shadow-sm); }
.eq-icon { font-size: 1.4rem; color: var(--clr-accent); margin-bottom: 16px; }
.eq-name { font-size: .88rem; font-weight: 700; color: var(--clr-text); margin-bottom: 3px; }
.eq-spec { font-family: var(--font-mono); font-size: .72rem; color: var(--clr-text3); margin-bottom: 10px; }
.eq-qty { font-family: var(--font-en); font-size: 1.7rem; font-weight: 900; color: var(--clr-text); line-height: 1; }
.eq-qty-unit { font-size: .72rem; font-weight: 400; color: var(--clr-text3); }

/* ==================== CTA BANNER ==================== */
.cta-banner { background: var(--clr-accent); padding: 72px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; max-width: 1320px; margin: 0 auto; padding: 0 32px; }
.cta-btns-row { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-text h2 { font-size: clamp(1.3rem, 2.2vw, 1.9rem); font-weight: 900; color: #fff; margin-bottom: 8px; }
.cta-text p { font-size: .88rem; color: rgba(255,255,255,.75); }
.cta-btn-white { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: var(--clr-accent); font-weight: 700; font-size: .9rem; padding: 15px 34px; transition: var(--trans); white-space: nowrap; }
.cta-btn-white:hover { background: #f0f0f0; }
.cta-btn-outline-w { display: inline-flex; align-items: center; gap: 10px; background: transparent; color: #fff; font-weight: 600; font-size: .9rem; padding: 13px 28px; border: 2px solid rgba(255,255,255,.5); transition: var(--trans); white-space: nowrap; }
.cta-btn-outline-w:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ==================== ABOUT: CEO ==================== */
.ceo-section { background: var(--clr-bg); }
.ceo-grid { display: grid; grid-template-columns: 340px 1fr; gap: 72px; align-items: start; }
.ceo-photo { position: sticky; top: 100px; }
.ceo-img-box {
  aspect-ratio: 3/4; background: var(--clr-bg3);
  display: flex; align-items: center; justify-content: center; position: relative; margin-bottom: 18px;
}
.ceo-img-box i { font-size: 4.5rem; color: var(--clr-surface); }
.ceo-img-box::before, .ceo-img-box::after {
  content: ''; position: absolute; width: 24px; height: 24px; border-color: var(--clr-accent); border-style: solid;
}
.ceo-img-box::before { top: -2px; left: -2px; border-width: 3px 0 0 3px; }
.ceo-img-box::after  { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; }
.ceo-name { font-size: 1.05rem; font-weight: 900; color: var(--clr-text); margin-bottom: 3px; }
.ceo-pos  { font-size: .82rem; color: var(--clr-text3); }
.ceo-content {}
.ceo-greeting { font-size: clamp(1.2rem, 1.8vw, 1.55rem); font-weight: 900; color: var(--clr-text); margin-bottom: 28px; line-height: 1.45; }
.ceo-para { font-size: .9rem; color: var(--clr-text2); line-height: 2; margin-bottom: 18px; }
.ceo-sig { margin-top: 32px; padding-top: 24px; border-top: 2px solid var(--clr-border); }
.ceo-sig-name { font-size: 1.3rem; font-weight: 900; color: var(--clr-text); }
.ceo-sig-title { font-size: .8rem; color: var(--clr-text3); margin-top: 3px; }

/* ==================== ESG ==================== */
.esg-section { background: var(--clr-bg2); }
.esg-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.esg-card {
  background: var(--clr-card); border: 1px solid var(--clr-border);
  padding: 36px 28px; transition: var(--trans); position: relative; overflow: hidden;
}
.esg-card:hover { border-color: var(--clr-accent); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.esg-letter { font-family: var(--font-en); font-size: 5rem; font-weight: 900; color: rgba(212,32,32,.05); position: absolute; right: 18px; top: 16px; line-height: 1; }
.esg-icon-wrap {
  width: 50px; height: 50px; background: rgba(212,32,32,.08); border: 1px solid rgba(212,32,32,.2);
  display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--clr-accent); margin-bottom: 18px; transition: var(--trans);
}
.esg-card:hover .esg-icon-wrap { background: var(--clr-accent); color: #fff; }
.esg-cat { font-family: var(--font-en); font-size: .62rem; font-weight: 700; letter-spacing: .18em; color: var(--clr-accent); margin-bottom: 8px; }
.esg-title { font-size: 1.05rem; font-weight: 700; color: var(--clr-text); margin-bottom: 10px; }
.esg-desc { font-size: .84rem; color: var(--clr-text3); line-height: 1.75; }
.esg-items { margin-top: 14px; display: flex; flex-direction: column; gap: 6px; }
.esg-item { font-size: .8rem; color: var(--clr-text2); display: flex; align-items: flex-start; gap: 8px; }
.esg-item::before { content: '—'; color: var(--clr-accent); flex-shrink: 0; }

/* ==================== DEPARTMENTS ==================== */
.dept-section { background: var(--clr-bg); }
.dept-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.dept-card {
  background: var(--clr-card); border: 1px solid var(--clr-border);
  padding: 36px 32px; transition: var(--trans);
}
.dept-card:hover { border-color: var(--clr-accent); box-shadow: var(--shadow-sm); }
.dept-top { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.dept-icon-box {
  width: 46px; height: 46px; background: rgba(212,32,32,.07);
  border: 1px solid rgba(212,32,32,.2);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: var(--clr-accent); flex-shrink: 0; transition: var(--trans);
}
.dept-card:hover .dept-icon-box { background: var(--clr-accent); color: #fff; }
.dept-name { font-size: .97rem; font-weight: 700; color: var(--clr-text); }
.dept-en { font-family: var(--font-en); font-size: .62rem; color: var(--clr-text3); letter-spacing: .08em; }
.dept-desc { font-size: .84rem; color: var(--clr-text3); line-height: 1.75; margin-bottom: 16px; }
.dept-roles { display: flex; flex-wrap: wrap; gap: 6px; }
.dept-role { font-size: .7rem; color: var(--clr-accent); border: 1px solid rgba(212,32,32,.2); background: rgba(212,32,32,.04); padding: 4px 11px; }

/* ==================== HISTORY ==================== */
/* ==================== HISTORY TIMELINE ==================== */
.history-section { background: var(--clr-bg2); }

.history-timeline { margin-top: 56px; }

/* ── 각 항목: 3컬럼 grid ── */
.ht-item {
  display: grid;
  grid-template-columns: 90px 32px 1fr;
  gap: 0 0;
  align-items: start;
  position: relative;
}
.ht-item:not(.ht-item-last) { margin-bottom: 0; }

/* 왼쪽 연도 */
.ht-left {
  text-align: right;
  padding-right: 20px;
  padding-top: 2px;
}
.ht-year {
  display: inline-block;
  font-family: var(--font-en); font-size: .82rem; font-weight: 800;
  color: var(--clr-accent); letter-spacing: .04em;
  background: color-mix(in srgb, var(--clr-accent) 10%, transparent);
  padding: 3px 8px; border-radius: 2px;
}

/* 가운데 축 */
.ht-mid {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.ht-mid::before {
  content: '';
  position: absolute; top: 18px; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 1px; background: var(--clr-border2);
}
.ht-item-last .ht-mid::before { display: none; }

.ht-dot {
  width: 14px; height: 14px; flex-shrink: 0;
  border: 2px solid var(--clr-accent); background: var(--clr-bg2);
  border-radius: 50%; margin-top: 2px; position: relative; z-index: 1;
  transition: background .2s;
}
.ht-dot-start {
  background: var(--clr-accent);
  width: 18px; height: 18px;
}
.ht-item:hover .ht-dot { background: var(--clr-accent); }

/* 오른쪽 콘텐츠 */
.ht-right {
  padding-left: 20px;
  padding-bottom: 40px;
}
.ht-item-last .ht-right { padding-bottom: 0; }

.ht-title {
  font-size: .96rem; font-weight: 700; color: var(--clr-text); margin-bottom: 6px; line-height: 1.5;
}
.ht-desc {
  font-size: .83rem; color: var(--clr-text3); line-height: 1.75;
}

/* ── 모바일: 2컬럼 (축 + 콘텐츠) ── */
@media (max-width: 575px) {
  .history-timeline { margin-top: 36px; }

  .ht-item {
    grid-template-columns: 28px 1fr;
    /* ht-left를 숨기고 ht-year를 ht-right 안으로 이동 */
  }
  .ht-left { display: none; }

  .ht-right {
    padding-left: 16px;
    padding-bottom: 32px;
  }
  .ht-right::before {
    content: attr(data-year);
    display: inline-block;
    font-family: var(--font-en); font-size: .75rem; font-weight: 800;
    color: var(--clr-accent); letter-spacing: .04em;
    background: color-mix(in srgb, var(--clr-accent) 10%, transparent);
    padding: 2px 7px; border-radius: 2px;
    margin-bottom: 7px;
  }
  .ht-title { font-size: .92rem; }
  .ht-dot { width: 12px; height: 12px; margin-top: 4px; }
  .ht-dot-start { width: 14px; height: 14px; }
}

/* ==================== ACHIEVEMENTS GRID ==================== */
.achievements-section { background: var(--clr-bg2); }

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--clr-border2);
  border: 1px solid var(--clr-border2);
  margin-top: 48px;
  overflow: hidden;
}
.achv-cell {
  background: var(--clr-bg);
  padding: 36px 20px;
  text-align: center;
}
.achv-num {
  font-family: var(--font-en);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 900; color: var(--clr-accent);
  line-height: 1; margin-bottom: 10px;
}
.achv-unit { font-size: 55%; }
.achv-label {
  font-size: .86rem; font-weight: 700; color: var(--clr-text); margin-bottom: 4px;
}
.achv-sub { font-size: .74rem; color: var(--clr-text3); }

@media (max-width: 767px) {
  .achievements-grid { grid-template-columns: repeat(2, 1fr); margin-top: 32px; }
  .achv-cell { padding: 28px 16px; }
}
@media (max-width: 374px) {
  .achievements-grid { grid-template-columns: 1fr; }
}

/* ==================== BUSINESS DETAIL ==================== */
.biz-page-section { background: var(--clr-bg); }
.biz-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.biz-detail-grid.reverse { direction: rtl; }
.biz-detail-grid.reverse > * { direction: ltr; }
.biz-img-box {
  aspect-ratio: 16/10; background: var(--clr-bg3);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.biz-img-box i { font-size: 5rem; color: var(--clr-surface); }
.biz-img-box::before, .biz-img-box::after { content: ''; position: absolute; width: 28px; height: 28px; border-color: var(--clr-accent); border-style: solid; }
.biz-img-box::before { top: -2px; left: -2px; border-width: 3px 0 0 3px; }
.biz-img-box::after  { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; }
.biz-detail-num { font-family: var(--font-en); font-size: 2.8rem; font-weight: 900; color: rgba(212,32,32,.06); line-height: 1; margin-bottom: -14px; }
.biz-detail-title { font-size: clamp(1.2rem, 1.8vw, 1.55rem); font-weight: 900; color: var(--clr-text); margin-bottom: 14px; }
.biz-detail-desc { font-size: .9rem; color: var(--clr-text2); line-height: 1.85; margin-bottom: 26px; }
.biz-spec-list { display: flex; flex-direction: column; gap: 0; }
.biz-spec-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--clr-border); font-size: .86rem; }
.biz-spec-item:last-child { border-bottom: none; }
.biz-spec-item i { color: var(--clr-accent); font-size: .7rem; }
.biz-spec-item span { color: var(--clr-text2); }

/* ==================== EQUIPMENT FULL ==================== */
.equip-full-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.equip-full-card {
  background: var(--clr-card); border: 1px solid var(--clr-border);
  padding: 28px 24px; transition: var(--trans);
  display: flex; flex-direction: column;   /* 카드 내부 flex — 높이 균일 */
}
.equip-full-card:hover { border-color: var(--clr-accent); box-shadow: var(--shadow-md); }
.ef-icon { font-size: 1.5rem; color: var(--clr-accent); margin-bottom: 18px; }
.ef-name { font-size: .9rem; font-weight: 700; color: var(--clr-text); margin-bottom: 3px; }
.ef-spec { font-family: var(--font-mono); font-size: .73rem; color: var(--clr-text3); margin-bottom: 12px; }
.ef-desc { font-size: .78rem; color: var(--clr-text3); line-height: 1.6; margin-top: 8px; flex: 1; }  /* flex:1 → 설명이 남은 공간 차지 */
.ef-count { font-family: var(--font-en); font-size: 2rem; font-weight: 900; color: var(--clr-text); border-top: 1px solid var(--clr-border); padding-top: 12px; margin-top: 16px; display: flex; align-items: baseline; gap: 4px; }
.ef-count-unit { font-size: .72rem; font-weight: 400; color: var(--clr-text3); }

/* ==================== PROCESS FLOW ==================== */
/* ==================== PROCESS FLOW ==================== */
.process-section { background: #0d0d0d; }

/* 다크 배경 위 sec-header 텍스트 색상 보정 */
.process-section .sec-tag  { color: var(--clr-accent); }
.process-section .sec-title { color: #fff; }
.process-section .sec-desc  { color: #aaa; }

/* ── 프로세스 컨테이너 ── */
.process-flow {
  display: flex;
  align-items: flex-start;
  max-width: 960px;
  margin: 52px auto 0;
}

/* ── 개별 스텝 ── */
.pf-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* 번호 원 + 연결선 */
.pf-node {
  display: flex;
  align-items: center;
  width: 100%;
  margin-bottom: 20px;
}
.pf-circle {
  width: 54px; height: 54px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--clr-accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-size: .78rem; font-weight: 900;
  letter-spacing: .04em;
  position: relative; z-index: 1;
  transition: transform .2s, box-shadow .2s;
}
.pf-step:hover .pf-circle {
  transform: scale(1.08);
  box-shadow: 0 0 0 6px rgba(212,32,32,.18);
}
.pf-connector {
  flex: 1; height: 2px;
  background: linear-gradient(to right, var(--clr-accent), rgba(255,255,255,.12));
}
.pf-step-last .pf-connector { display: none; }

/* 아이콘 + 라벨 */
.pf-body { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.pf-icon {
  font-size: 1.3rem; color: #777;
  display: block; transition: color .2s;
}
.pf-step:hover .pf-icon { color: var(--clr-accent); }
.pf-label {
  font-size: .84rem; color: #ccc; font-weight: 600;
  word-break: keep-all; line-height: 1.4;
}

/* ── 태블릿: 2행 3열 ── */
@media (max-width: 767px) {
  .process-flow {
    flex-wrap: wrap;
    gap: 0;
    max-width: 480px;
    margin-top: 40px;
  }
  .pf-step {
    flex: 0 0 33.333%;
    padding: 0 4px 32px;
  }
  /* 3열 마지막에는 연결선 숨김 */
  .pf-step:nth-child(3) .pf-connector,
  .pf-step:nth-child(6) .pf-connector { display: none; }
}

/* ── 모바일: 세로 타임라인 ── */
@media (max-width: 480px) {
  .process-flow {
    flex-direction: column;
    flex-wrap: nowrap;
    max-width: 320px;
    margin-top: 32px;
    gap: 0;
  }
  .pf-step {
    flex: none;
    flex-direction: row;
    align-items: stretch;
    text-align: left;
    gap: 0;
    padding: 0 0 0 0;
  }

  /* 노드: 세로 방향 (원 + 수직선) */
  .pf-node {
    flex-direction: column;
    align-items: center;
    width: auto;
    margin-bottom: 0;
    margin-right: 20px;
    padding-top: 2px;
  }
  .pf-circle {
    width: 44px; height: 44px; font-size: .72rem;
  }
  .pf-connector {
    flex: 1; width: 2px; height: auto;
    background: linear-gradient(to bottom, var(--clr-accent), rgba(255,255,255,.1));
    margin: 4px 0;
    align-self: stretch;
  }
  .pf-step-last .pf-connector { display: none; }

  /* 본문 영역 */
  .pf-body {
    flex-direction: row;
    align-items: center;
    gap: 14px;
    padding: 10px 0 28px;
    flex: 1;
  }
  .pf-step-last .pf-body { padding-bottom: 0; }
  .pf-icon { font-size: 1.2rem; margin: 0; flex-shrink: 0; }
  .pf-label { font-size: .92rem; color: #e0e0e0; }
}

/* ==================== QUALITY ==================== */
.cert-grid { display: grid; grid-template-columns: 380px 1fr; gap: 56px; align-items: start; }
.cert-card-main {
  background: var(--clr-card); border: 1px solid var(--clr-border2); padding: 36px 32px; position: relative;
}
.cert-card-main::before {
  content: 'CERTIFIED'; position: absolute; top: 22px; right: -6px;
  background: var(--clr-accent); color: #fff;
  font-family: var(--font-en); font-size: .6rem; font-weight: 900; letter-spacing: .14em; padding: 5px 14px;
  box-shadow: 2px 2px 0 var(--clr-accent-h);
}
.cert-logo-area { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--clr-border); }
.cert-logo-icon { font-size: 2.2rem; color: var(--clr-accent); }
.cert-logo-text h3 { font-size: .96rem; font-weight: 700; color: var(--clr-text); }
.cert-logo-text p { font-size: .76rem; color: var(--clr-text3); }
.cert-rows { display: flex; flex-direction: column; gap: 0; }
.cert-row { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--clr-border); }
.cert-row:last-child { border-bottom: none; }
.cr-label { font-size: .77rem; color: var(--clr-text3); }
.cr-value { font-size: .86rem; font-weight: 700; color: var(--clr-text); font-family: var(--font-en); }
.cr-badge { background: var(--clr-accent); color: #fff; font-size: .74rem; font-weight: 900; padding: 3px 12px; }
.quality-detail {}
.quality-title { font-size: 1.1rem; font-weight: 700; color: var(--clr-text); margin-bottom: 12px; }
.quality-desc { font-size: .88rem; color: var(--clr-text2); line-height: 1.85; margin-bottom: 28px; }

/* ── 품질 관리 프로세스 그리드 ── */
.qp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 0;
}
.qp-step {
  background: var(--clr-bg2); border: 1px solid var(--clr-border);
  padding: 55px 10px; text-align: center;
  transition: var(--trans); position: relative;
}
.qp-step:hover { border-color: var(--clr-accent); background: color-mix(in srgb, var(--clr-accent) 4%, transparent); }
.qp-num {
  font-family: var(--font-en); font-size: .6rem; font-weight: 700;
  color: var(--clr-accent); letter-spacing: .06em; margin-bottom: 8px;
}
.qp-icon { font-size: 1.1rem; color: var(--clr-accent); display: block; margin-bottom: 8px; }
.qp-name { font-size: .78rem; font-weight: 700; color: var(--clr-text); line-height: 1.4; word-break: keep-all; }

/* 연결 화살표 — 3열에서 1·2번째 위치의 오른쪽 
.qp-step:not(:nth-child(3n))::after {
  content: '▶';
  position: absolute; right: -5px; top: 50%; transform: translateY(-50%);
  font-size: .9rem; color: var(--clr-border2); z-index: 2;
}*/

/* ── 품질 목표 ── */
.quality-goals {
  margin-top: 20px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--clr-text);
  border: 1px solid var(--clr-text); overflow: hidden;
}
.qg-cell {
  background: var(--clr-text); padding: 20px 12px; text-align: center;
}
.qg-num {
  font-family: var(--font-en); font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 900; color: #fff; line-height: 1; margin-bottom: 6px;
}
.qg-label { font-size: .72rem; color: #999; }

@media (max-width: 575px) {
  .qp-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .qp-step:not(:nth-child(3n))::after { display: none; }
  .qp-step:nth-child(odd):not(:last-child)::after {
    content: '›'; display: block;
    position: absolute; right: -4px; top: 50%; transform: translateY(-50%);
    font-size: .9rem; color: var(--clr-border2); z-index: 2;
  }
  .qp-name { font-size: .76rem; }
}

/* ==================== GALLERY ==================== */
.gallery-filters-wrap {
  position: relative; margin-bottom: 36px;
}
.gallery-filters-wrap::after {
  content: '';
  position: absolute; right: 0; top: 0; bottom: 0; width: 40px;
  background: linear-gradient(to left, var(--clr-bg), transparent);
  pointer-events: none; border-radius: 0 3px 3px 0;
}
.gallery-filters {
  display: flex; gap: 0;
  border: 1px solid var(--clr-border2);
  width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;
  border-radius: 3px;
}
.gf-btn {
  padding: 11px 22px; font-size: .82rem; font-weight: 600;
  color: var(--clr-text3); border-right: 1px solid var(--clr-border2);
  transition: var(--trans); white-space: nowrap; flex-shrink: 0;
}
.gf-btn:last-child { border-right: none; }
.gf-btn:hover { color: var(--clr-accent); background: rgba(212,32,32,.04); }
.gf-btn.active { background: var(--clr-accent); color: #fff; }

@media (max-width: 575px) {
  .gf-btn { padding: 10px 16px; font-size: .78rem; }
  .gallery-filters-wrap { margin-bottom: 24px; }
}
.gallery-masonry { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.gm-item { position: relative; overflow: hidden; cursor: pointer; background: var(--clr-bg3); border-radius: 0; }
.gm-item.wide { grid-column: span 2; }
.gm-img-area { aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center; transition: transform .5s ease; }
.gm-item.wide .gm-img-area { aspect-ratio: auto; height: 280px; }
.gm-img-area i { font-size: 3.5rem; color: var(--clr-surface); }
.gm-overlay { position: absolute; inset: 0; background: rgba(0,0,0,.7); display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; padding: 20px; opacity: 0; transition: var(--trans); }
.gm-item:hover .gm-overlay { opacity: 1; }
.gm-item:hover .gm-img-area { transform: scale(1.04); }
.gm-title { font-size: .92rem; font-weight: 700; color: #fff; margin-bottom: 4px; }
.gm-tag { font-size: .7rem; color: rgba(255,255,255,.8); border: 1px solid rgba(255,255,255,.3); padding: 3px 10px; }

/* ==================== NEWS ==================== */
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-item { display: grid; grid-template-columns: 70px 1fr 110px; align-items: center; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--clr-border); transition: var(--trans); cursor: pointer; }
.news-item:hover { padding-left: 6px; }
.news-num { font-family: var(--font-en); font-size: .76rem; color: var(--clr-text3); font-weight: 700; }
.news-badge { font-size: .66rem; font-weight: 700; color: #fff; background: var(--clr-text2); padding: 2px 8px; margin-bottom: 5px; display: inline-block; }
.news-badge.new { background: var(--clr-accent); }
.news-title { font-size: .9rem; font-weight: 600; color: var(--clr-text); margin-bottom: 3px; }
.news-summary { font-size: .79rem; color: var(--clr-text3); }
.news-date { font-family: var(--font-en); font-size: .76rem; color: var(--clr-text3); text-align: right; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item { border-bottom: 1px solid var(--clr-border); }
.faq-q { display: flex; align-items: center; gap: 16px; padding: 20px 0; cursor: pointer; transition: var(--trans); }
.fq-mark { font-family: var(--font-en); font-size: 1rem; font-weight: 900; color: var(--clr-accent); width: 18px; flex-shrink: 0; }
.fq-text { font-size: .9rem; font-weight: 600; color: var(--clr-text2); flex: 1; }
.fq-icon { color: var(--clr-text3); font-size: .72rem; transition: transform .3s; }
.faq-item.open .fq-icon { transform: rotate(180deg); }
.faq-q:hover .fq-text { color: var(--clr-accent); }
.faq-a { display: none; padding: 0 0 18px 34px; }
.faq-item.open .faq-a { display: block; }
.fa-text { font-size: .86rem; color: var(--clr-text3); line-height: 1.8; }

/* ==================== CONTACT ==================== */
.contact-page-grid { display: grid; grid-template-columns: 1fr 400px; gap: 56px; align-items: start; }
.map-container { background: var(--clr-bg3); margin-bottom: 20px; }
.map-container iframe { display: block; }
.map-address-strip { background: var(--clr-bg2); border: 1px solid var(--clr-border); padding: 14px 18px; display: flex; align-items: center; gap: 10px; font-size: .83rem; color: var(--clr-text3); }
.map-address-strip i { color: var(--clr-accent); }
.contact-info-list { display: flex; flex-direction: column; gap: 0; margin-top: 24px; }
.ci-row { display: flex; align-items: flex-start; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--clr-border); }
.ci-row:first-child { border-top: 1px solid var(--clr-border); }
.ci-icon { width: 38px; height: 38px; background: rgba(212,32,32,.07); border: 1px solid rgba(212,32,32,.15); display: flex; align-items: center; justify-content: center; font-size: .82rem; color: var(--clr-accent); flex-shrink: 0; }
.ci-body h4 { font-size: .76rem; font-weight: 700; color: var(--clr-text3); margin-bottom: 3px; }
.ci-body p { font-size: .9rem; color: var(--clr-text); line-height: 1.5; }
.ci-body a { color: var(--clr-text); }
.ci-body a:hover { color: var(--clr-accent); }
.inquiry-form-wrap { background: var(--clr-card); border: 1px solid var(--clr-border2); padding: 32px 28px; }
.iform-title { font-size: .96rem; font-weight: 700; color: var(--clr-text); margin-bottom: 22px; padding-bottom: 14px; border-bottom: 2px solid var(--clr-accent); }
.iform-group { margin-bottom: 14px; }
.iform-label { display: block; font-size: .76rem; font-weight: 600; color: var(--clr-text3); margin-bottom: 5px; }
.iform-input {
  width: 100%; background: var(--clr-bg2); border: 1px solid var(--clr-border2);
  color: var(--clr-text); font-size: .88rem; padding: 11px 13px;
  font-family: var(--font-ko); transition: var(--trans);
}
.iform-input:focus { outline: none; border-color: var(--clr-accent); background: var(--clr-bg); box-shadow: 0 0 0 3px rgba(212,32,32,.1); }
.iform-input::placeholder { color: var(--clr-text3); }
textarea.iform-input { resize: vertical; min-height: 110px; }
.iform-submit {
  width: 100%; background: var(--clr-accent); color: #fff;
  font-size: .9rem; font-weight: 700; padding: 14px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: var(--trans); font-family: var(--font-ko); margin-top: 18px;
}
.iform-submit:hover { background: var(--clr-accent-h); }

/* ==================== FOOTER ==================== */
/* ==================== FOOTER ==================== */
.site-footer { background: var(--clr-text); border-top: 3px solid var(--clr-accent); }
.footer-top { padding: 44px 0 32px; }
.ft-wrap { max-width: 1320px; margin: 0 auto; padding: 0 32px; display: flex; gap: 52px; align-items: flex-start; }

/* 브랜드 */
.ft-brand { flex: 1 1 340px; min-width: 0; }
.ft-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.logo-mark-sm { width: 34px; height: 34px; background: var(--clr-accent); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--font-en); font-weight: 900; font-size: .78rem; flex-shrink: 0; }
.ft-logo.ft-logo--img { align-items: center; gap: 0; }
.ft-logo--img .logo-img--footer {
  max-height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}
.ft-name { display: block; font-size: .94rem; font-weight: 900; color: #fff; }
.ft-slogan { display: block; font-size: .65rem; color: rgba(255,255,255,.4); margin-top: 2px; }
.ft-desc { font-size: .78rem; color: rgba(255,255,255,.42); line-height: 1.75; margin-bottom: 14px; }
.ft-contact-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.ft-phone { display: inline-flex; align-items: center; gap: 7px; font-size: .92rem; font-weight: 900; color: #fff; }
.ft-phone i { color: var(--clr-accent); }
.ft-divider { width: 1px; height: 14px; background: rgba(255,255,255,.15); }
.ft-info-sm { font-size: .74rem; color: rgba(255,255,255,.38); display: flex; align-items: center; gap: 6px; }
.ft-cert-badge { display: inline-flex; align-items: center; gap: 8px; border: 1px solid rgba(255,255,255,.12); padding: 6px 12px; font-size: .68rem; color: rgba(255,255,255,.45); }
.ft-cert-badge i { color: var(--clr-accent); }

/* 링크 그룹 */
.ft-links-wrap { display: flex; gap: 0; flex: 0 0 auto; }
.ft-accordion { min-width: 140px; }
.ft-acc-toggle {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 0 24px 16px 0;
  font-size: .68rem; font-weight: 700; letter-spacing: .14em; color: rgba(255,255,255,.35);
  text-transform: uppercase; background: none; border: none; cursor: pointer;
  font-family: var(--font-ko); white-space: nowrap;
}
.ft-acc-toggle i { font-size: .55rem; transition: transform .28s; display: none; }
.ft-acc-body { display: block !important; }
.ft-acc-body li { margin-bottom: 8px; }
.ft-acc-body a { font-size: .8rem; color: rgba(255,255,255,.42); transition: var(--trans); }
.ft-acc-body a:hover { color: #fff; }

/* 하단 */
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 16px 0; }
.ft-bottom-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.fb-left, .fb-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fb-right a { font-size: .72rem; color: rgba(255,255,255,.28); }
.fb-right a:hover { color: rgba(255,255,255,.7); }
.fb-sep { color: rgba(255,255,255,.14); }

/* fb-left 구조 */
.fb-left { flex-direction: column; align-items: flex-start; gap: 3px; }
.fb-copy { font-size: .72rem; color: rgba(255,255,255,.28); }
.fb-info-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fb-info-row span { font-size: .7rem; color: rgba(255,255,255,.22); }

/* fb-right 링크 간 구분선 */
.fb-right a + a::before { content: '|'; margin-right: 8px; color: rgba(255,255,255,.14); }

/* 모바일 푸터 바텀 — 수직 정렬 */
@media (max-width: 767px) {
  .footer-bottom { padding: 16px 0 18px; }
  .ft-bottom-inner { flex-direction: column; align-items: center; gap: 10px; text-align: center; }
  .fb-left { align-items: center; }
  .fb-copy { font-size: .66rem; }
  .fb-info-row { justify-content: center; gap: 6px; }
  .fb-info-row span { font-size: .65rem; }
  .fb-right { justify-content: center; gap: 12px; }
  .fb-right a { font-size: .68rem; }
}

/* ==================== PARTNERS MARQUEE ==================== */
.partners-bar {
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
  padding: 28px 0;
  overflow: hidden;
}
.partners-bar-header {
  text-align: center;
  margin-bottom: 20px;
}
.partners-label {
  font-family: var(--font-en); font-size: .6rem; font-weight: 700;
  letter-spacing: .22em; color: var(--clr-text3); text-transform: uppercase;
}

/* 좌우 페이드 마스크 */
.partners-marquee-wrap {
  position: relative;
  overflow: hidden;
}
.partners-marquee-wrap::before,
.partners-marquee-wrap::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2; pointer-events: none;
}
.partners-marquee-wrap::before { left: 0; background: linear-gradient(to right, var(--clr-bg), transparent); }
.partners-marquee-wrap::after  { right: 0; background: linear-gradient(to left, var(--clr-bg), transparent); }

/* 롤링 트랙 */
.partners-track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  animation: partnersRoll 22s linear infinite;
  will-change: transform;
}
.partners-track:hover { animation-play-state: paused; }

@keyframes partnersRoll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.partner-item {
  display: inline-flex; align-items: center; flex-shrink: 0;
  opacity: .38; filter: grayscale(1);
  transition: opacity .3s, filter .3s;
}
.partner-item:hover { opacity: .8; filter: grayscale(0); }
.partner-logo { height: 30px; width: auto; color: var(--clr-text); display: block; }

@media (max-width: 767px) {
  .partners-track { gap: 40px; animation-duration: 18s; }
  .partner-logo { height: 24px; }
  .partners-marquee-wrap::before,
  .partners-marquee-wrap::after { width: 40px; }
}

/* ==================== COMPANY INFO TABLE ==================== */
.co-table {
  width: 100%; border-collapse: collapse; border: 1px solid var(--clr-border2);
  margin-top: 4px;
}
.co-table tr { border-bottom: 1px solid var(--clr-border); }
.co-table tr:last-child { border-bottom: none; }
.co-table th {
  width: 120px; padding: 13px 16px;
  background: var(--clr-bg2); font-size: .76rem; font-weight: 700;
  color: var(--clr-text2); text-align: left; vertical-align: middle;
  border-right: 1px solid var(--clr-border); white-space: nowrap;
}
.co-table td {
  padding: 13px 16px; font-size: .88rem; color: var(--clr-text); vertical-align: middle; line-height: 1.6;
}

/* 모바일: 행 레이블-값 수직 배치 */
@media (max-width: 600px) {
  .co-table, .co-table tbody, .co-table tr, .co-table th, .co-table td {
    display: block; width: 100%;
  }
  .co-table tr { border-bottom: 1px solid var(--clr-border); padding: 0; }
  .co-table th {
    width: 100%; padding: 10px 14px 4px;
    border-right: none; border-bottom: none;
    font-size: .68rem; letter-spacing: .06em; color: var(--clr-text3);
    background: var(--clr-bg2);
  }
  .co-table td {
    padding: 4px 14px 12px;
    font-size: .88rem; background: var(--clr-bg);
  }
}

/* ==================== PHILOSOPHY SECTION ==================== */
.philosophy-section {
  background: var(--clr-text); /* 검정 배경 */
  padding: 80px 0;
}
.philosophy-header { margin-bottom: 56px; }

/* 카드 컨테이너 — 데스크탑: 3열, 모바일: 1열 */
.philosophy-cards {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 0;
}

/* 구분선 */
.ph-divider {
  width: 1px; background: rgba(255,255,255,.1); margin: 0 8px;
}

/* 카드 */
.ph-card {
  display: flex; flex-direction: column;
  padding: 36px 28px; position: relative; overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  transition: border-color .3s, background .3s;
}
.ph-card:hover { border-color: var(--clr-accent); background: rgba(212,32,32,.05); }

/* 배경 번호 워터마크 */
.ph-num {
  font-family: var(--font-en); font-size: 6rem; font-weight: 900;
  color: rgba(255,255,255,.05); line-height: 1;
  position: absolute; top: 12px; right: 20px;
  pointer-events: none; user-select: none;
}

.ph-body { position: relative; z-index: 1; }

/* 아이콘 */
.ph-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; background: var(--clr-accent);
  color: #fff; font-size: 1.3rem; margin-bottom: 24px;
}

/* 텍스트 */
.ph-title {
  font-size: 1.4rem; font-weight: 900; color: #fff;
  letter-spacing: -.02em; margin-bottom: 14px; line-height: 1.3;
}
.ph-desc {
  font-size: .88rem; color: rgba(255,255,255,.55); line-height: 1.9;
}
.pc-only { display: inline; }

/* 하단 액센트 라인 */
.ph-card::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 3px; background: var(--clr-accent);
  transition: width .35s ease;
}
.ph-card:hover::after { width: 100%; }

/* ── 경영이념 반응형 ── */
@media (max-width: 991px) {
  .philosophy-section { padding: 60px 0; }
  .philosophy-cards { grid-template-columns: 1fr 1fr; }
  .ph-divider { display: none; }
  .ph-card { border: 1px solid rgba(255,255,255,.08); }
}
@media (max-width: 600px) {
  .philosophy-section { padding: 44px 0; }
  .philosophy-header { margin-bottom: 36px; }
  .philosophy-cards { grid-template-columns: 1fr; gap: 1px; background: rgba(255,255,255,.06); }
  .ph-card {
    flex-direction: row; align-items: flex-start;
    gap: 18px; padding: 24px 20px;
    background: var(--clr-text);
    border: none; border-bottom: 1px solid rgba(255,255,255,.07);
  }
  .ph-card:last-child { border-bottom: none; }
  .ph-icon { width: 42px; height: 42px; font-size: 1.1rem; flex-shrink: 0; margin-bottom: 0; }
  .ph-body { display: flex; flex-direction: column; }
  .ph-title { font-size: 1.05rem; margin-bottom: 8px; }
  .ph-desc  { font-size: .84rem; }
  .ph-num   { font-size: 4rem; top: 8px; right: 12px; }
  .pc-only  { display: none; }
}

/* ==================== ROADMAP ==================== */
.roadmap-section { background: var(--clr-bg2); }

/* ── 데스크탑: 3열 가로 ── */
.roadmap-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.rm-step { display: flex; flex-direction: column; }

/* 상단 배지 + 연결선 */
.rm-step-head {
  display: flex; align-items: center; margin-bottom: 24px;
}
.rm-badge {
  width: 48px; height: 48px; flex-shrink: 0;
  background: var(--clr-accent); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en); font-size: .78rem; font-weight: 900;
  letter-spacing: .05em;
}
.rm-badge-goal { background: var(--clr-text); }
.rm-connector { flex: 1; height: 2px; background: var(--clr-border2); margin-left: 12px; }
.rm-connector-none { background: transparent; }

/* 카드 */
.rm-card {
  flex: 1; background: var(--clr-bg);
  border: 1px solid var(--clr-border2);
  border-top: 3px solid var(--clr-accent);
  padding: 28px 24px;
}
.rm-card-goal { border-top-color: var(--clr-text); }

.rm-period {
  font-family: var(--font-en); font-size: .7rem; font-weight: 600;
  color: var(--clr-text3); letter-spacing: .06em; margin-bottom: 8px;
}
.rm-phase {
  font-size: 1.5rem; font-weight: 900; color: var(--clr-accent);
  margin-bottom: 18px; letter-spacing: -.01em;
}
.rm-card-goal .rm-phase { color: var(--clr-text); }

.rm-list { display: flex; flex-direction: column; gap: 11px; }
.rm-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .88rem; color: var(--clr-text2); line-height: 1.6;
}
.rm-list li i { color: var(--clr-accent); font-size: .7rem; margin-top: 4px; flex-shrink: 0; }
.rm-card-goal .rm-list li i { color: var(--clr-text); }

/* ── 모바일: 세로 타임라인 ── */
@media (max-width: 767px) {
  .roadmap-grid { grid-template-columns: 1fr; gap: 0; margin-top: 32px; }

  .rm-step {
    flex-direction: row; align-items: stretch; gap: 0;
  }

  /* 왼쪽 타임라인 축 */
  .rm-step-head {
    flex-direction: column; align-items: center;
    margin-bottom: 0; margin-right: 20px; flex-shrink: 0; padding-top: 2px;
  }
  .rm-connector {
    flex: 1; width: 2px; height: auto; margin-left: 0; margin-top: 10px;
    background: var(--clr-border2);
  }
  .rm-connector-none { background: transparent; }

  /* 카드 — 전체 너비 */
  .rm-card {
    flex: 1; margin-bottom: 24px; padding: 22px 18px;
    min-width: 0; /* 텍스트 overflow 방지 */
  }
  .rm-step-last .rm-card { margin-bottom: 0; }

  .rm-phase { font-size: 1.25rem; margin-bottom: 14px; }
  .rm-list li { font-size: .86rem; }
}

/* ==================== ESG STAT GRID ==================== */
.esg-stat-wrap { margin-top: 52px; border: 1px solid var(--clr-border2); }
.esg-stat-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.esg-stat-cell {
  padding: 36px 20px; text-align: center;
  border-right: 1px solid var(--clr-border);
}
.esg-stat-cell:last-child { border-right: none; }
.esg-stat-num {
  font-family: var(--font-en); font-weight: 900; color: var(--clr-accent);
  /* 컨테이너 너비에 비례한 유동 폰트 — 절대 넘치지 않음 */
  font-size: clamp(1.4rem, 6vw, 3rem);
  line-height: 1.1; margin-bottom: 10px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.esg-stat-label { font-size: clamp(.72rem, 2vw, .84rem); font-weight: 700; color: var(--clr-text); margin-bottom: 5px; }
.esg-stat-sub   { font-size: clamp(.68rem, 1.8vw, .78rem); color: var(--clr-text3); }

@media (max-width: 480px) {
  .esg-stat-grid { grid-template-columns: 1fr; }
  .esg-stat-cell { border-right: none; border-bottom: 1px solid var(--clr-border); padding: 24px 20px; }
  .esg-stat-cell:last-child { border-bottom: none; }
  .esg-stat-num { font-size: 2.2rem; }
}

/* ==================== VISION SECTION ==================== */
.vision-section {
  background: var(--clr-text); padding: 80px 0;
}
.vision-header { margin-bottom: 52px; }

.vision-cards {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  background: rgba(255,255,255,.08);
}

.vision-card {
  position: relative; overflow: hidden;
  background: rgba(255,255,255,.03);
  padding: 48px 40px;
  display: flex; flex-direction: column;
  transition: background .3s;
}
.vision-card:hover { background: rgba(255,255,255,.07); }

/* 레이블 */
.vc-label {
  font-family: var(--font-en); font-size: .6rem; font-weight: 700;
  letter-spacing: .22em; color: var(--clr-accent);
  margin-bottom: 20px;
}

/* 아이콘 */
.vc-icon {
  font-size: 2rem; color: #fff; margin-bottom: 20px;
  opacity: .85;
}

/* 제목 */
.vc-title {
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  font-weight: 900; color: #fff; line-height: 1.3;
  margin-bottom: 20px; letter-spacing: -.02em;
}

/* 설명 */
.vc-desc {
  font-size: .9rem; color: rgba(255,255,255,.5);
  line-height: 1.95; flex: 1;
}

/* 하단 액센트 라인 */
.vc-accent-line {
  width: 40px; height: 3px; background: var(--clr-accent);
  margin-top: 28px; transition: width .35s ease;
}
.vision-card:hover .vc-accent-line { width: 80px; }

/* 배경 번호 워터마크 */
.vision-card::before {
  content: attr(data-num);
  font-family: var(--font-en); font-size: 9rem; font-weight: 900;
  color: rgba(255,255,255,.03);
  position: absolute; bottom: -20px; right: 20px;
  line-height: 1; pointer-events: none; user-select: none;
}

/* ── 반응형 ── */
@media (max-width: 767px) {
  .vision-section { padding: 52px 0; }
  .vision-header { margin-bottom: 36px; }
  .vision-cards { grid-template-columns: 1fr; gap: 2px; }
  .vision-card { padding: 32px 24px; }
  .vc-title { font-size: 1.3rem; }
}
@media (max-width: 480px) {
  .vision-card { padding: 26px 20px; }
  .vc-title { font-size: 1.15rem; }
  .vc-desc { font-size: .86rem; }
  .vc-accent-line { margin-top: 20px; }
}

/* ==================== TOP BUTTON ==================== */
#topBtn {
  position: fixed; bottom: 30px; right: 30px; width: 44px; height: 44px;
  background: var(--clr-accent); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center; font-size: .84rem;
  cursor: pointer; z-index: 700; opacity: 0; transform: translateY(10px);
  pointer-events: none; transition: var(--trans);
}
#topBtn.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
#topBtn:hover { background: var(--clr-accent-h); }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1199px) {
  .container-xl { padding: 0 24px; }
  .ha-grid { gap: 48px; }
  .equip-preview-grid, .equip-full-grid { grid-template-columns: repeat(3, 1fr); }
  .ft-wrap { flex-wrap: wrap; gap: 36px; }
  .ft-links-wrap { flex-wrap: wrap; gap: 0; }
  .contact-page-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; gap: 36px; }
  .ceo-grid { grid-template-columns: 260px 1fr; gap: 44px; }
}
@media (max-width: 991px) {
  .section-pad { padding: 52px 0; }
  .sec-header { margin-bottom: 32px; }
  .site-nav, .nav-cta-item { display: none; }
  .hamburger { display: flex; }
  .biz-grid { grid-template-columns: 1fr; }
  .ha-grid, .biz-detail-grid { grid-template-columns: 1fr; gap: 36px; }
  .biz-detail-grid.reverse { direction: ltr; }
  .ha-since { right: 0; bottom: -12px; }
  .biz-card { border-right: none; border-bottom: 1px solid var(--clr-border); }
  .esg-grid, .dept-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-cell:nth-child(2) { border-right: none; }
  .gallery-masonry { grid-template-columns: repeat(2, 1fr); }
  .gm-item.wide { grid-column: span 2; }
  .ceo-grid { grid-template-columns: 1fr; }
  .ceo-photo { position: static; }
  .header-inner { padding: 16px 22px; }
  .site-header.scrolled .header-inner { padding: 11px 22px; }
  .equip-full-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .section-pad { padding: 36px 0; }
  .sec-header { margin-bottom: 24px; }
  .container-xl { padding: 0 16px; }
  /* 모바일에서 이미지 플레이스홀더 영역 축소 */
  .ha-visual { display: none; }
  .equip-preview-grid { grid-template-columns: repeat(2, 1fr); }
  .slide-title-hero { font-size: 2rem; }
  .gallery-masonry { grid-template-columns: 1fr; }
  .gm-item.wide { grid-column: auto; }
  .news-item { grid-template-columns: 1fr; gap: 4px; }
  .news-num, .news-date { display: none; }
  .cta-inner { flex-direction: column; align-items: stretch; gap: 24px; }
  .cta-btns-row { display: flex; gap: 10px; }
  .cta-btn-white, .cta-btn-outline-w { flex: 1; justify-content: center; padding: 13px 16px; font-size: .84rem; white-space: nowrap; }
  /* 767px 이하: 푸터 아코디언 모드 */
  .ft-wrap { flex-direction: column; gap: 0; padding: 0 16px; }
  .footer-top { padding: 20px 0 0; }
  /* flex-basis:340px이 column 방향에서 높이로 적용되는 문제 해결 */
  .ft-brand { flex: none; width: 100%; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,.1); margin-bottom: 0; }
  .ft-contact-row { flex-direction: column; align-items: flex-start; gap: 6px; }
  .ft-divider { display: none; }
  .ft-links-wrap { flex-direction: column; width: 100%; }
  .ft-accordion { width: 100%; border-bottom: 1px solid rgba(255,255,255,.1); }
  .ft-acc-toggle {
    padding: 14px 0; font-size: .82rem; font-weight: 600; letter-spacing: 0;
    color: rgba(255,255,255,.65); text-transform: none;
  }
  .ft-acc-toggle i { display: block; }
  .ft-accordion.open .ft-acc-toggle i { transform: rotate(180deg); }
  .ft-acc-body { max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .2s; display: block !important; }
  .ft-accordion.open .ft-acc-body { max-height: 260px; padding-bottom: 14px; }
  .ft-accordion:not(.open) .ft-acc-body { max-height: 0; padding-bottom: 0; }
  .scroll-line { display: none; }
  .hero-controls { gap: 10px; }
}
@media (max-width: 575px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .equip-preview-grid, .equip-full-grid { grid-template-columns: 1fr 1fr; }
  .container-xl { padding: 0 14px; }
  .ft-wrap { padding: 0 14px; }
  .hero-section { height: 92vh; }
  .slide-title-hero { font-size: 1.75rem; }
}