@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-dark: #0D0507;
  --bg-light: #F7F5F3;
  --bg-white: #FFFFFF;
  --burgundy-main: #8A191B;
  --burgundy-light: #BC2A35;
  --burgundy-deep: #1A0A0D;
  --text-dark: #1A1A1A;
  --text-gray: #666;
  --text-white: #FFF;
  --text-sub: rgba(255,255,255,0.55);
  --border-light: rgba(0,0,0,0.06);
  --border-dark: rgba(255,255,255,0.08);
  --max-w: 1280px;
  --pad: 40px;
  --stack-peek: 72px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg-dark);color:var(--text-white);font-family:'Outfit','Noto Sans KR',sans-serif;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font-family:inherit}

/* ── SCROLL REVEAL ── */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.1s}.reveal-delay-2{transition-delay:.2s}.reveal-delay-3{transition-delay:.3s}

/* ── 히어로 인트로 (분자 디스토션 보조) ── */
.hero-sweep{position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--burgundy-light);transform:scaleX(0);transform-origin:left;transition:transform 1s cubic-bezier(.22,1,.36,1);z-index:3;opacity:.7;pointer-events:none}
.hero-sweep.visible{transform:scaleX(1)}

/* ── HEADER ── */
.header{position:fixed;top:0;left:0;right:0;z-index:50;padding:24px var(--pad);display:flex;align-items:center;justify-content:space-between;opacity:0;transform:translateY(-10px);transition:opacity .6s ease,transform .6s ease,background .3s ease,padding .3s ease}
.header.visible{opacity:1;transform:translateY(0)}
.header.scrolled{background:rgba(13,5,7,.92);backdrop-filter:blur(12px);padding:16px var(--pad)}
.header.header-hide{opacity:0;transform:translateY(-100%);pointer-events:none}
.logo img{height:32px;width:auto}
.nav{display:flex;gap:28px;align-items:center}
.nav a{font-size:13px;font-weight:400;color:var(--text-sub);letter-spacing:.3px;transition:color .3s ease}
.nav a:hover{color:var(--text-white)}
/* ── HEADER 드롭다운 ── */
.nav-item{position:relative;display:flex;align-items:center}
.nav-dropdown{position:absolute;top:100%;left:50%;padding-top:16px;min-width:200px;opacity:0;visibility:hidden;transform:translateX(-50%) translateY(8px);transition:opacity .25s ease,transform .25s ease}
.nav-item:hover .nav-dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-dropdown-inner{background:rgba(13,5,7,.96);backdrop-filter:blur(12px);border:1px solid var(--border-dark);border-radius:4px;padding:8px;display:flex;flex-direction:column}
.nav-dropdown a{font-family:'Outfit',sans-serif;font-size:13px;font-weight:400;color:var(--text-sub);letter-spacing:.3px;padding:10px 16px;border-radius:3px;white-space:nowrap;transition:background .2s ease,color .2s ease}
.nav-dropdown a:hover{background:var(--burgundy-main);color:var(--text-white)}

/* ── 모바일 햄버거 + 메뉴 ── */
.hamburger{display:none}
.mobile-menu{display:none}
@media(max-width:768px){
  .hamburger{display:block;position:fixed;top:24px;right:24px;width:32px;height:24px;background:none;border:none;cursor:pointer;z-index:60;padding:0}
  .hamburger span{display:block;position:absolute;left:0;width:100%;height:1.5px;background:var(--text-white);transition:transform .35s cubic-bezier(.22,1,.36,1),opacity .25s ease,top .35s cubic-bezier(.22,1,.36,1)}
  .hamburger span:nth-child(1){top:4px}
  .hamburger span:nth-child(2){top:11px}
  .hamburger span:nth-child(3){top:18px}
  .hamburger.open span:nth-child(1){top:11px;transform:rotate(45deg)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){top:11px;transform:rotate(-45deg)}

  .mobile-menu{display:flex;flex-direction:column;position:fixed;inset:0;z-index:55;background:rgba(13,5,7,.98);backdrop-filter:blur(12px);padding:96px 32px 40px;opacity:0;visibility:hidden;transition:opacity .4s ease,visibility .4s ease;overflow-y:auto}
  .mobile-menu.open{opacity:1;visibility:visible}
  .mobile-menu-inner{display:flex;flex-direction:column;flex:1;gap:56px}

  .mobile-nav{display:flex;flex-direction:column}
  .mobile-nav > *{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s cubic-bezier(.22,1,.36,1)}
  .mobile-menu.open .mobile-nav > *{opacity:1;transform:translateY(0)}
  .mobile-menu.open .mobile-nav > *:nth-child(1){transition-delay:.12s}
  .mobile-menu.open .mobile-nav > *:nth-child(2){transition-delay:.18s}
  .mobile-menu.open .mobile-nav > *:nth-child(3){transition-delay:.24s}
  .mobile-menu.open .mobile-nav > *:nth-child(4){transition-delay:.30s}
  .mobile-menu.open .mobile-nav > *:nth-child(5){transition-delay:.36s}

  .mobile-nav > a,.mobile-nav-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;font-family:'Outfit',sans-serif;font-size:30px;font-weight:600;color:var(--text-white);padding:20px 0;border:none;border-bottom:1px solid var(--border-dark);background:none;cursor:pointer;text-align:left;letter-spacing:-.5px;transition:color .3s ease}
  .mobile-nav > a:hover,.mobile-nav-toggle:hover{color:var(--burgundy-light)}
  .mobile-nav-toggle .arrow{font-family:'Outfit',sans-serif;font-size:26px;font-weight:300;transition:transform .3s ease;display:inline-block;line-height:1}
  .mobile-nav-item.open .mobile-nav-toggle .arrow{transform:rotate(45deg)}

  .mobile-nav-sub{display:flex;flex-direction:column;max-height:0;overflow:hidden;transition:max-height .4s ease}
  .mobile-nav-item.open .mobile-nav-sub{max-height:420px}
  .mobile-nav-sub a{font-family:'Outfit',sans-serif;font-size:16px;font-weight:400;color:var(--text-sub);padding:12px 0 12px 16px;border-bottom:1px solid var(--border-dark);letter-spacing:.2px;transition:color .3s ease}
  .mobile-nav-sub a:hover{color:var(--burgundy-light)}
  .mobile-nav-sub a:last-child{border-bottom:none}

  .mobile-menu-info{display:flex;flex-direction:column;gap:10px;margin-top:auto;padding-top:32px;border-top:1px solid var(--border-dark)}
  .mobile-menu-info a,.mobile-menu-info span{font-family:'Outfit',sans-serif;font-size:13px;font-weight:400;color:var(--text-sub);letter-spacing:.2px;transition:color .3s ease}
  .mobile-menu-info a:hover{color:var(--burgundy-light)}
}

/* ── HERO ── */
.hero{position:relative;width:100%;height:100vh;overflow:hidden;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;z-index:0;filter:url(#hero-distort);will-change:filter}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-bg .hero-img{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease}
.hero-bg .hero-img.active{opacity:1}
.hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(105deg,rgba(13,5,7,.9) 0%,rgba(13,5,7,.6) 35%,rgba(13,5,7,.2) 65%,rgba(13,5,7,.5) 100%)}
.hero-content{position:relative;z-index:2;width:100%;padding:0 var(--pad);opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.hero-content.visible{opacity:1;transform:translateY(0)}
.hero-title{font-family:'Outfit',sans-serif;font-size:clamp(40px,5.5vw,76px);font-weight:700;line-height:1.08;letter-spacing:-1.5px;margin-bottom:28px}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line span{display:inline-block;transform:translateY(110%);transition:transform .7s cubic-bezier(.23,1,.32,1)}
.hero-content.visible .hero-title .line span{transform:translateY(0)}
.hero-content.visible .hero-title .line:nth-child(2) span{transition-delay:.1s}
.hero-content.visible .hero-title .line:nth-child(3) span{transition-delay:.2s}
.hero-title .accent{color:var(--burgundy-light)}
.hero-desc{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:300;line-height:1.9;color:var(--text-sub);max-width:420px;opacity:0;transform:translateY(12px);transition:opacity .6s ease .5s,transform .6s ease .5s}
.hero-content.visible .hero-desc{opacity:1;transform:translateY(0)}

/* ── SEC2 — PARTNERSHIP ── */
.sec-partnership{background:var(--bg-light);color:var(--text-dark);padding:140px 0 0}
.sec-partnership-inner{padding:0 var(--pad);text-align:center}
.partner-tag{font-size:14px;font-weight:500;color:var(--burgundy-main);letter-spacing:1px;margin-bottom:24px}
.partner-title{font-family:'Noto Sans KR',sans-serif;font-size:clamp(28px,4vw,48px);font-weight:700;line-height:1.35;margin-bottom:16px}
.partner-title .char{color:#CCC;transition:color .35s ease}
.partner-title .char.on{color:var(--text-dark)}
.partner-sub{font-size:15px;color:var(--text-gray);margin-bottom:40px}
.partner-cta{display:inline-flex;align-items:center;gap:10px;padding:14px 36px;background:var(--burgundy-main);color:var(--text-white);border:none;border-radius:50px;font-size:14px;font-weight:500;cursor:pointer;transition:background .3s ease,transform .2s ease}
.partner-cta:hover{background:var(--burgundy-light);transform:translateY(-2px)}

.partner-stats{display:grid;grid-template-columns:1fr 1fr 1fr;margin-top:100px;min-height:360px}
.stat-card{padding:48px 40px;display:flex;flex-direction:column;justify-content:flex-end}
.stat-card:nth-child(1){background:var(--bg-white)}
.stat-card:nth-child(2){background:var(--burgundy-main);color:var(--text-white)}
.stat-card:nth-child(3){background:var(--bg-dark);color:var(--text-white);position:relative;overflow:hidden}
.stat-card:nth-child(3) img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35}
.stat-card:nth-child(3) .stat-inner{position:relative;z-index:1}
.stat-label{font-size:13px;font-weight:500;letter-spacing:.5px;margin-bottom:8px}
.stat-card:nth-child(1) .stat-label{color:var(--burgundy-main)}
.stat-card:nth-child(2) .stat-label{color:rgba(255,255,255,.7)}
.stat-desc{font-family:'Noto Sans KR',sans-serif;font-size:13px;font-weight:300;line-height:1.6;margin-bottom:24px}
.stat-card:nth-child(1) .stat-desc{color:var(--text-gray)}
.stat-card:nth-child(2) .stat-desc{color:rgba(255,255,255,.6)}
.stat-number{font-family:'Outfit',sans-serif;font-size:clamp(48px,5vw,72px);font-weight:800;line-height:1}
.stat-number .unit{font-size:.35em;font-weight:400;margin-left:2px}

/* ── SEC3 — PRODUCTS (스택 카드, 최대 2개 노출) ── */
.sec-products{color:var(--text-dark);padding:0}

.sec-products-header{
  background:var(--bg-white);
  padding:140px 40px 72px;
  text-align:left;
}
.sec-products-header h2{font-family:'Outfit',sans-serif;font-size:13px;font-weight:500;color:var(--burgundy-main);letter-spacing:2px;text-transform:uppercase;margin-bottom:12px}
.sec-products-header p{font-family:'Noto Sans KR',sans-serif;font-size:clamp(24px,3vw,36px);font-weight:700;color:var(--text-dark)}

/* 스택 컨테이너 */
.stack-list{position:relative}

.stack-item{
  position:sticky;
  top:0;
  border-top:1px solid var(--border-light);
  min-height:100vh;
  display:flex;
  flex-direction:column;
  transition:top .4s cubic-bezier(.22,1,.36,1);
}

/* 카드 배경 교대 */
.stack-item:nth-child(odd){background:var(--bg-white)}
.stack-item:nth-child(even){background:var(--bg-light)}

/* 상단 띠 — 카드가 겹쳤을 때 보이는 영역, 제품명이 여기 위치 */
.stack-head{
  flex:0 0 var(--stack-peek);
  height:var(--stack-peek);
  display:flex;
  align-items:center;
  padding:0 40px;
}
.stack-head h3{
  font-family:'Outfit',sans-serif;
  font-size:clamp(22px,2.6vw,34px);
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--text-dark);
  line-height:1;
}

/* 본문 — 제품명 아래 */
.stack-item-inner{
  flex:1;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
  padding:32px 40px 72px;
}

.stack-text{
  display:flex;
  flex-direction:column;
}
.stack-text .product-en{
  font-size:12px;
  font-weight:500;
  color:var(--burgundy-main);
  letter-spacing:1px;
  text-transform:uppercase;
  margin-bottom:16px;
}
.stack-text h4{
  font-family:'Noto Sans KR',sans-serif;
  font-size:18px;
  font-weight:600;
  color:var(--text-dark);
  margin-bottom:14px;
}
.stack-text p{
  font-family:'Noto Sans KR',sans-serif;
  font-size:14px;
  font-weight:300;
  line-height:1.8;
  color:var(--text-gray);
  margin-bottom:28px;
  max-width:420px;
}
.stack-link{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:500;
  color:var(--text-white);
  padding:12px 28px;
  background:var(--burgundy-main);
  border:none;
  border-radius:4px;
  transition:background .3s ease;
}
.stack-link:hover{background:var(--burgundy-light)}

/* 우측: 이미지 */
.stack-visual{
  display:flex;
  align-items:center;
  justify-content:center;
}
.stack-visual img{
  width:100%;
  max-height:60vh;
  object-fit:cover;
  border-radius:4px;
}
.stack-placeholder{
  width:100%;
  aspect-ratio:4/3;
  background:rgba(0,0,0,.03);
  border-radius:4px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#BBB;
  font-size:13px;
  letter-spacing:1px;
}

/* ── SEC4 — NEWS ── */
.sec-news{background:var(--bg-light);color:var(--text-dark);padding:120px 0}
.sec-news-inner{padding:0 var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:80px}
.news-col h2{font-family:'Outfit',sans-serif;font-size:24px;font-weight:700;margin-bottom:32px;display:flex;align-items:center;justify-content:space-between}
.news-more{font-size:13px;font-weight:400;color:var(--text-gray);transition:color .3s ease}
.news-more:hover{color:var(--burgundy-main)}
.news-list{list-style:none}
.news-item{padding:20px 0;border-bottom:1px solid var(--border-light);transition:padding-left .3s ease}
.news-item:hover{padding-left:8px}
.news-item a{display:flex;justify-content:space-between;align-items:center;gap:16px}
.news-title{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:400;color:var(--text-dark);flex:1;line-height:1.5}
.news-date{font-size:13px;color:var(--text-gray);white-space:nowrap}

/* ── SEC5 — CONTACT ── */
.sec-contact{background:var(--bg-dark);color:var(--text-white);padding:120px 0;text-align:center}
.sec-contact-inner{max-width:600px;margin:0 auto;padding:0 var(--pad)}
.contact-title{font-family:'Noto Sans KR',sans-serif;font-size:clamp(24px,3vw,36px);font-weight:700;margin-bottom:16px;line-height:1.4}
.contact-sub{font-size:15px;font-weight:300;color:var(--text-sub);margin-bottom:40px;line-height:1.7}
.contact-btn{display:inline-flex;align-items:center;gap:10px;padding:16px 40px;border:1px solid rgba(188,42,53,.5);background:transparent;color:var(--text-white);font-size:15px;font-weight:500;cursor:pointer;transition:all .3s ease}
.contact-btn:hover{background:var(--burgundy-main);border-color:var(--burgundy-main)}
.contact-info{margin-top:60px;display:flex;flex-wrap:wrap;justify-content:center}
.contact-info-item{display:flex;flex-direction:column;align-items:center;gap:7px;padding:0 32px;position:relative}
.contact-info-item + .contact-info-item::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:34px;background:var(--border-dark)}
.ci-label{font-family:'Outfit',sans-serif;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--burgundy-light)}
.ci-value{font-family:'Outfit',sans-serif;font-size:15px;font-weight:400;letter-spacing:.2px;color:var(--text-white)}
a.contact-info-item .ci-value{transition:color .3s ease}
a.contact-info-item:hover .ci-value{color:var(--burgundy-light)}

/* ── FOOTER ── */
.footer{background:#070304;padding:48px var(--pad);border-top:1px solid rgba(255,255,255,.05)}
.footer-inner{display:flex;justify-content:space-between;align-items:center}
.footer-copy{font-size:12px;color:rgba(255,255,255,.3)}
.footer-links{display:flex;gap:24px}
.footer-links a{font-size:12px;color:rgba(255,255,255,.3);transition:color .3s ease}
.footer-links a:hover{color:rgba(255,255,255,.6)}

/* ── SUBPAGE — HERO BANNER ── */
.subhero{position:relative;height:40vh;min-height:320px;display:flex;align-items:flex-end;overflow:hidden}
.subhero-bg{position:absolute;inset:0;z-index:0}
.subhero-bg img{width:100%;height:100%;object-fit:cover}
.subhero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(105deg,rgba(13,5,7,.92) 0%,rgba(13,5,7,.7) 45%,rgba(13,5,7,.45) 100%)}
.subhero-inner{position:relative;z-index:2;width:100%;max-width:var(--max-w);margin:0 auto;padding:0 var(--pad) 56px}
.subhero-tag{font-family:'Outfit',sans-serif;font-size:12px;font-weight:500;color:var(--burgundy-light);letter-spacing:2px;text-transform:uppercase;margin-bottom:14px}
.subhero-title{font-family:'Outfit',sans-serif;font-size:clamp(40px,5.5vw,76px);font-weight:700;line-height:1.05;letter-spacing:-1.5px;color:var(--text-white)}

/* ── SUBPAGE — SECTION ── */
.sub-section{padding:120px 0}
.sub-section.bg-light{background:var(--bg-light);color:var(--text-dark)}
.sub-section.bg-white{background:var(--bg-white);color:var(--text-dark)}
.sub-inner{max-width:var(--max-w);margin:0 auto;padding:0 var(--pad)}
.sub-eyebrow{font-family:'Outfit',sans-serif;font-size:13px;font-weight:500;color:var(--burgundy-main);letter-spacing:2px;text-transform:uppercase;margin-bottom:16px}
.sub-heading{font-family:'Noto Sans KR',sans-serif;font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.4;color:var(--text-dark)}

/* ── ABOUT — 인사말 ── */
.greeting-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start;margin-top:48px}
.greeting-visual{width:100%;aspect-ratio:4/5;background:rgba(0,0,0,.03);border-radius:4px;display:flex;align-items:center;justify-content:center;color:#BBB;font-size:13px;letter-spacing:1px}
.greeting-body p{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:300;line-height:1.9;color:var(--text-gray);margin-bottom:20px}
.greeting-body p:last-of-type{margin-bottom:0}
.greeting-sign{margin-top:36px;padding-top:28px;border-top:1px solid var(--border-light);font-family:'Noto Sans KR',sans-serif}
.greeting-sign .role{font-size:13px;color:var(--text-gray);margin-bottom:6px}
.greeting-sign .name{font-size:20px;font-weight:700;color:var(--text-dark)}

/* ── ABOUT — 회사 개요 ── */
.company-table{margin-top:48px;border-top:1px solid var(--border-light)}
.company-row{display:grid;grid-template-columns:200px 1fr;gap:32px;padding:24px 0;border-bottom:1px solid var(--border-light)}
.company-row dt{font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:700;color:var(--burgundy-main)}
.company-row dd{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:300;line-height:1.8;color:var(--text-dark)}
.company-row dd .en{display:block;font-size:13px;color:var(--text-gray);margin-top:4px}

/* ── ABOUT — 준비 중 플레이스홀더 ── */
.sub-placeholder{margin-top:40px;padding:80px var(--pad);background:rgba(0,0,0,.03);border-radius:4px;text-align:center;color:#BBB;font-family:'Noto Sans KR',sans-serif;font-size:14px;letter-spacing:.5px}

/* ── SUBPAGE — 본문 텍스트 ── */
.sub-body{margin-top:32px;max-width:760px}
.sub-body p{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:300;line-height:1.9;color:var(--text-gray);margin-bottom:20px}
.sub-body p:last-child{margin-bottom:0}

/* ── SUBPAGE — 리스트 (특징 / 활용 분야) ── */
.sub-list{margin-top:32px;list-style:none;max-width:820px}
.sub-list li{font-family:'Noto Sans KR',sans-serif;font-size:15px;font-weight:300;line-height:1.8;color:var(--text-gray);padding:18px 0 18px 28px;border-bottom:1px solid var(--border-light);position:relative}
.sub-list li:first-child{border-top:1px solid var(--border-light)}
.sub-list li::before{content:'';position:absolute;left:0;top:27px;width:8px;height:8px;background:var(--burgundy-main);border-radius:50%}
.sub-list li strong{font-weight:600;color:var(--text-dark)}

/* ── PRODUCT — 비교 그리드 ── */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:40px}
.compare-card{padding:40px;border:1px solid var(--border-light);border-radius:4px;background:var(--bg-white)}
.compare-card .compare-label{font-family:'Outfit',sans-serif;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--burgundy-main);margin-bottom:20px}
.compare-card ul{list-style:none}
.compare-card li{font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:300;line-height:1.7;color:var(--text-gray);padding:10px 0;border-bottom:1px solid var(--border-light)}
.compare-card li:last-child{border-bottom:none}

/* ── PRODUCT — 이전 / 다음 내비 ── */
.product-nav{background:var(--bg-dark);border-top:1px solid var(--border-dark)}
.product-nav-inner{max-width:var(--max-w);margin:0 auto;padding:48px var(--pad);display:flex;justify-content:space-between;gap:24px}
.product-nav a{display:flex;flex-direction:column;gap:8px}
.product-nav a.next{text-align:right;margin-left:auto}
.product-nav .nav-dir{font-family:'Outfit',sans-serif;font-size:12px;font-weight:500;letter-spacing:1px;text-transform:uppercase;color:var(--text-sub)}
.product-nav .nav-name{font-family:'Outfit',sans-serif;font-size:20px;font-weight:700;color:var(--text-white);transition:color .3s ease}
.product-nav a:hover .nav-name{color:var(--burgundy-light)}
.product-nav span.disabled{opacity:.25}
.product-nav span.disabled .nav-name{color:var(--text-white)}

/* ── CONTACT ── */
.contact-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:64px;margin-top:48px;align-items:start}
.contact-form{display:flex;flex-direction:column;gap:24px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field label{font-family:'Noto Sans KR',sans-serif;font-size:13px;font-weight:500;color:var(--text-dark)}
.form-field input,.form-field textarea{font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:300;color:var(--text-dark);padding:14px 16px;border:1px solid var(--border-light);border-radius:4px;background:var(--bg-white);outline:none;transition:border-color .3s ease}
.form-field input:focus,.form-field textarea:focus{border-color:var(--burgundy-main)}
.form-field textarea{resize:vertical;min-height:140px}
.contact-submit{align-self:flex-start;display:inline-flex;align-items:center;gap:10px;padding:14px 36px;background:var(--burgundy-main);color:var(--text-white);border:none;border-radius:4px;font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:500;cursor:pointer;transition:background .3s ease}
.contact-submit:hover{background:var(--burgundy-light)}
.contact-detail{border-top:1px solid var(--border-light)}
.contact-detail-row{padding:24px 0;border-bottom:1px solid var(--border-light)}
.contact-detail-row dt{font-family:'Noto Sans KR',sans-serif;font-size:13px;font-weight:700;color:var(--burgundy-main);margin-bottom:8px}
.contact-detail-row dd{font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:300;line-height:1.7;color:var(--text-dark)}

/* ── BOARD (공지사항 / 인사이트) ── */
.board-list{margin-top:48px;list-style:none;border-top:1px solid var(--border-light)}
.board-item{border-bottom:1px solid var(--border-light);transition:padding-left .3s ease}
.board-item:hover{padding-left:8px}
.board-item a{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:28px 0}
.board-item .board-title{font-family:'Noto Sans KR',sans-serif;font-size:16px;font-weight:400;color:var(--text-dark);line-height:1.5;flex:1}
.board-item .board-date{font-family:'Outfit',sans-serif;font-size:13px;color:var(--text-gray);white-space:nowrap}

/* ── PRODUCT — 전체 제품 그리드 ── */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.product-grid-item{display:flex;flex-direction:column;gap:6px;padding:28px 24px;border:1px solid var(--border-light);border-radius:4px;background:var(--bg-white);transition:border-color .3s ease,transform .2s ease}
.product-grid-item:hover{border-color:var(--burgundy-main);transform:translateY(-2px)}
.product-grid-item .pg-name{font-family:'Outfit',sans-serif;font-size:20px;font-weight:700;color:var(--text-dark)}
.product-grid-item .pg-en{font-family:'Outfit',sans-serif;font-size:11px;font-weight:500;letter-spacing:1px;text-transform:uppercase;color:var(--text-gray)}
.product-grid-item.current{background:var(--burgundy-main);border-color:var(--burgundy-main);pointer-events:none}
.product-grid-item.current .pg-name{color:var(--text-white)}
.product-grid-item.current .pg-en{color:rgba(255,255,255,.6)}

/* ── INSIGHT — 갤러리 ── */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:48px}
.gallery-card{display:flex;flex-direction:column;background:var(--bg-white);border:1px solid var(--border-light);border-radius:4px;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.gallery-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.08)}
.gallery-thumb{aspect-ratio:4/3;overflow:hidden;background:rgba(0,0,0,.04)}
.gallery-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gallery-card:hover .gallery-thumb img{transform:scale(1.05)}
.gallery-body{display:flex;flex-direction:column;gap:12px;padding:24px;flex:1}
.gallery-date{font-family:'Outfit',sans-serif;font-size:12px;font-weight:500;letter-spacing:1px;color:var(--burgundy-main)}
.gallery-title{font-family:'Noto Sans KR',sans-serif;font-size:16px;font-weight:500;line-height:1.55;color:var(--text-dark)}

/* ── INSIGHT — 아티클 상세 ── */
.subhero-article{height:48vh;min-height:380px}
.subhero-article .subhero-title{font-size:clamp(26px,3.4vw,44px);line-height:1.3;max-width:920px}

.article-layout{display:flex;gap:72px;justify-content:space-between;align-items:flex-start}
.article-main{flex:0 1 768px;min-width:0}

/* 목차 — 스크롤 따라오는 사이드 */
.article-toc{position:sticky;top:118px;flex:0 0 184px}
.article-toc-label{font-family:'Outfit',sans-serif;font-size:12px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--burgundy-main);margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--border-light)}
.article-toc ul{list-style:none}
.article-toc a{display:block;font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:400;line-height:1.5;color:var(--text-gray);padding:7px 0 7px 14px;border-left:2px solid transparent;transition:color .25s ease,border-color .25s ease}
.article-toc a:hover{color:var(--text-dark)}
.article-toc a.active{color:var(--burgundy-main);border-left-color:var(--burgundy-main);font-weight:500}

.article-body > * + *{margin-top:22px}
.article-lead{font-family:'Noto Sans KR',sans-serif;font-size:18px;font-weight:400;line-height:1.85;color:var(--text-dark)}
.article-body p{font-family:'Noto Sans KR',sans-serif;font-size:16px;font-weight:300;line-height:1.95;color:var(--text-gray)}
.article-body h3{font-family:'Noto Sans KR',sans-serif;font-size:21px;font-weight:700;line-height:1.45;color:var(--text-dark);margin-top:46px;scroll-margin-top:116px}
.article-quote{position:relative;margin:48px 0;padding-top:26px;font-family:'Noto Sans KR',sans-serif;font-size:22px;font-weight:500;line-height:1.6;letter-spacing:-.3px;color:var(--text-dark)}
.article-quote::before{content:'';position:absolute;top:0;left:0;width:36px;height:2px;background:var(--burgundy-main)}
.article-points{list-style:none;padding:0}
.article-points li{position:relative;font-family:'Noto Sans KR',sans-serif;font-size:16px;font-weight:300;line-height:1.8;color:var(--text-gray);padding:14px 0 14px 26px;border-bottom:1px solid var(--border-light)}
.article-points li:first-child{border-top:1px solid var(--border-light)}
.article-points li::before{content:'';position:absolute;left:0;top:23px;width:6px;height:6px;border-radius:50%;background:var(--burgundy-main)}
.article-points li strong{font-weight:600;color:var(--text-dark)}

.article-foot{margin-top:56px;padding-top:30px;border-top:1px solid var(--border-light)}
.article-back{display:inline-flex;align-items:center;gap:8px;font-family:'Noto Sans KR',sans-serif;font-size:14px;font-weight:500;color:var(--burgundy-main);transition:gap .3s ease}
.article-back:hover{gap:14px}

/* ── RESPONSIVE ── */
@media(max-width:1080px){
  .article-toc{display:none}
  .article-layout{justify-content:center}
  .article-main{flex:1 1 auto;max-width:768px}
}
@media(max-width:768px){
  :root{--pad:24px}
  .nav{display:none}
  .logo img{height:26px}
  .hero-overlay{background:linear-gradient(180deg,rgba(13,5,7,.4) 0%,rgba(13,5,7,.7) 50%,rgba(13,5,7,.92) 100%)}
  .partner-stats{grid-template-columns:1fr}
  .stack-item{position:static;min-height:auto;transition:none}
  .stack-head{height:auto;flex:none;padding:32px 24px 0}
  .stack-head h3{font-size:30px}
  .stack-item-inner{grid-template-columns:1fr;gap:28px;padding:24px 24px 56px}
  .stack-visual img{max-height:none}
  .sec-news-inner{grid-template-columns:1fr;gap:48px}
  .contact-info{flex-direction:column;gap:24px;margin-top:44px}
  .contact-info-item{padding:0}
  .contact-info-item + .contact-info-item::before{display:none}
  .footer-inner{flex-direction:column;gap:16px;text-align:center}
  .subhero{height:auto;min-height:auto;padding:140px 0 0}
  .subhero-inner{padding-bottom:48px}
  .sub-section{padding:80px 0}
  .greeting-grid{grid-template-columns:1fr;gap:36px}
  .greeting-visual{aspect-ratio:4/3}
  .company-row{grid-template-columns:1fr;gap:8px}
  .compare-grid{grid-template-columns:1fr;gap:20px}
  .compare-card{padding:32px 24px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .product-nav-inner{padding:32px var(--pad)}
  .board-item a{padding:20px 0}
  .product-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr;gap:24px}
  .article-body h3{margin-top:38px}
  .subhero-article .subhero-title{font-size:22px;line-height:1.4}
}