/*
Theme Name: YK 아파트폴딩도어
Theme URI: https://aptfolding.ykwindow.com
Author: YK폴딩도어
Description: 아파트폴딩도어 전문 랜딩 테마 (GRI 레퍼런스 기반 여백형 레이아웃)
Version: 1.0.20260904.4
Text Domain: yk-aptfolding
*/

:root{
  --white:#FFFFFF;
  --gray-50:#F5F6F7;
  --gray-100:#EAEBEE;
  --gray-200:#DCDFE3;
  --gray-300:#C7CBD1;
  --ink:#24262B;
  --ink-soft:#5B5F66;
  --red:#D9272E;
  --red-dark:#B8201F;
  --red-tint:#FBEAEA;
  --panel-bg:#3A3D40;
  --radius:14px;
  --side:24px;
  --side-lg:64px;
  --max:1280px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body.nav-open{overflow:hidden}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
button{font-family:inherit}
h1,h2,h3,h4{font-weight:800;margin:0 0 14px;line-height:1.28;letter-spacing:-0.01em;color:var(--ink)}
h1{font-size:clamp(30px,5vw,48px)}
h2{font-size:clamp(24px,3.4vw,34px)}
h3{font-size:clamp(18px,2.2vw,22px)}
p{margin:0 0 16px;color:var(--ink-soft)}
.container{max-width:var(--max);margin:0 auto;padding:0 var(--side)}
@media(min-width:1024px){.container{padding:0 var(--side-lg)}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--red);
  margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--red);display:inline-block}

.section{padding:72px 0}
.section-soft{background:var(--gray-50)}
@media(min-width:1024px){.section{padding:112px 0}}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in-view{opacity:1;transform:none}

/* ---------- 버튼 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 26px;border-radius:999px;
  font-weight:700;font-size:16px;white-space:nowrap;transition:background .2s,color .2s,border-color .2s;
}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-dark)}
.btn-line{background:transparent;color:var(--ink);border:1.5px solid var(--gray-300)}
.btn-line:hover{border-color:var(--red);color:var(--red)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 헤더 (기본: 흰 배경 sticky) ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);border-bottom:3px solid var(--ink);
  transition:box-shadow .2s,background .25s,border-color .25s;
}
.site-header::after{content:"";position:absolute;left:0;bottom:-3px;width:64px;height:3px;background:var(--red)}
@media(min-width:1024px){.site-header::after{left:var(--side-lg)}}
.site-header.scrolled{box-shadow:0 2px 14px rgba(20,20,25,.08)}
.header-inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px var(--side);max-width:var(--max);margin:0 auto;gap:20px;
}
@media(min-width:1024px){.header-inner{padding:16px var(--side-lg)}}
.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}
.brand-mark{border-radius:8px}
.brand-name{font-size:18px;font-weight:800;color:var(--ink);transition:color .25s}

/* 첫 화면(front-page): 헤더가 히어로 사진 위에 겹쳐 하나의 화면처럼 보이게 함 */
.home .site-header{
  position:fixed;top:0;left:0;right:0;background:transparent;
  border-bottom-color:transparent;
}
.home .site-header::after{background:transparent}
.home .site-header .brand-name{color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.35)}
.home .site-header .header-consult{color:#fff}
.home .site-header .hamburger span{background:#fff}
.home .site-header.scrolled{
  background:rgba(255,255,255,.94);border-bottom-color:var(--ink);
}
.home .site-header.scrolled::after{background:var(--red)}
.home .site-header.scrolled .brand-name{color:var(--ink);text-shadow:none}
.home .site-header.scrolled .header-consult{color:var(--ink)}
.home .site-header.scrolled .hamburger span{background:var(--ink)}

.header-actions{display:flex;align-items:center;gap:18px;flex-shrink:0}
.header-consult{
  display:flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--ink);
  transition:color .2s;
}
.header-consult .icon{width:17px;height:17px;color:var(--red)}
.header-consult:hover{color:var(--red)}
.header-consult span{display:none}
@media(min-width:480px){.header-consult span{display:inline}}

.hamburger{
  display:flex;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;background:none;border:0;cursor:pointer;flex-shrink:0;
}
.hamburger span{display:block;width:24px;height:2px;background:var(--ink);margin:0 auto;transition:transform .25s,opacity .25s,background .2s}
.hamburger:hover span{background:var(--red)}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 확장 내비게이션 패널 (GRI 참고, 오른쪽에서 슬라이드) ---------- */
.nav-overlay{
  position:fixed;inset:0;background:rgba(10,10,12,.55);opacity:0;pointer-events:none;
  transition:opacity .3s ease;z-index:299;
}
.nav-overlay.open{opacity:1;pointer-events:auto}

.nav-panel{
  position:fixed;top:0;right:0;bottom:0;width:100%;
  background:#3E4245;color:#fff;z-index:300;
  transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;overflow-y:auto;
  padding:24px 20px 28px;
}
.nav-panel.open{transform:translateX(0)}
@media(min-width:640px){.nav-panel{width:70%;padding:36px 40px}}
@media(min-width:1024px){.nav-panel{width:46%;padding:52px 64px}}

.nav-panel-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px}
.nav-panel-brand-name{font-weight:800;font-size:18px}
.nav-panel-brand-sub{font-size:13px;color:rgba(255,255,255,.55);margin-top:4px}
.nav-panel-close{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.08);border:0;
  color:var(--red);font-size:18px;font-weight:300;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;
  transition:background .2s;
}
.nav-panel-close:hover{background:rgba(217,39,46,.2)}

.nav-panel-list{display:flex;flex-direction:column;gap:0;flex:1}
a.nav-panel-link,button.nav-panel-link,div.nav-panel-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 4px 12px 14px;font-size:clamp(18px,2.6vw,22px);font-weight:700;
  color:#fff;border:0;border-bottom:1px solid rgba(255,255,255,.10);
  border-left:3px solid transparent;appearance:none;border-radius:0;
  transition:color .2s,border-color .2s,padding-left .2s;
  background:none;width:100%;text-align:left;cursor:pointer;
}
a.nav-panel-link:hover,button.nav-panel-link:hover,button.nav-panel-link:focus-visible,
a.nav-panel-link:active,button.nav-panel-link:active,
div.nav-panel-link:hover,div.nav-panel-link:focus-within{
  color:var(--red);border-left-color:var(--red);padding-left:22px;
}
.nav-panel-arrow{width:16px;height:16px;flex-shrink:0;transition:transform .25s,color .2s;color:rgba(255,255,255,.4)}
a.nav-panel-link:hover .nav-panel-arrow,button.nav-panel-link:hover .nav-panel-arrow{color:var(--red)}
.nav-panel-toggle[aria-expanded="true"] .nav-panel-arrow{transform:rotate(90deg);color:var(--red)}

.nav-panel-link-split{padding-right:4px}
.nav-panel-link-split a{flex:1;color:inherit;text-decoration:none}
.nav-panel-link-split .nav-panel-toggle{
  flex-shrink:0;background:none;border:0;appearance:none;padding:10px;margin:-10px -6px -10px 4px;
  cursor:pointer;display:flex;align-items:center;color:inherit;
}

.nav-panel-sub{max-height:0;overflow:hidden;transition:max-height .3s ease;padding-left:22px}
.nav-panel-group.open .nav-panel-sub{max-height:280px}
.nav-panel-sub a{
  display:block;padding:13px 4px 13px 14px;font-size:16px;font-weight:600;color:rgba(255,255,255,.72);
  border-left:2px solid rgba(255,255,255,.16);margin-top:2px;
  transition:color .2s,border-color .2s;
}
.nav-panel-sub a:hover{color:var(--red);border-left-color:var(--red)}

.nav-panel-contact{margin-top:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.nav-panel-contact-label{font-size:13px;letter-spacing:.06em;color:rgba(255,255,255,.55);margin-bottom:4px;text-transform:uppercase}
.nav-panel-phone{font-size:20px;font-weight:800;color:#fff;margin-bottom:18px}
.nav-panel-contact .btn-line-dark{color:#fff;border-color:rgba(255,255,255,.35)}
.nav-panel-contact .btn-line-dark:hover{border-color:var(--red);color:var(--red)}
.nav-panel-contact .btn-primary{background:var(--red)}
.nav-panel-contact .btn-primary:hover{background:var(--red-dark)}

/* ---------- 히어로 (풀블리드 대형 시공사진) ---------- */
.hero{
  position:relative;display:flex;align-items:flex-end;
  min-height:78vh;padding:0 0 44px;overflow:hidden;
}
@media(min-width:640px){.hero{min-height:82vh}}
@media(min-width:1024px){.hero{min-height:92vh;padding:0 0 72px}}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,12,0) 30%,rgba(10,10,12,.30) 62%,rgba(10,10,12,.72) 100%);
}
/* 순수 이미지 히어로(텍스트 없음) */
.hero-photo-only{align-items:stretch;padding:0}
.hero-scrim-soft{background:linear-gradient(180deg,rgba(10,10,12,0) 70%,rgba(10,10,12,.32) 100%)}

/* 히어로 크로스페이드 슬라이드쇼 */
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;z-index:0}
.hero-slide.is-active{opacity:1;z-index:1}
.hero-slide-dots{
  position:absolute;left:50%;bottom:20px;transform:translateX(-50%);z-index:2;
  display:flex;gap:8px;
}
@media(min-width:1024px){.hero-slide-dots{bottom:32px}}
.hero-slide-dot{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.45)}
.hero-slide-dot.is-active{background:#fff}

/* 아파트폴딩도어 인트로: 밝은 웜화이트 2단 히어로 + 연한 회색 SPACE PLANNING + 카드 3개 */
.intro-hero .red-run{color:#DF252B}

.intro2-hero{background:#FAFAF8;padding:64px 0}
@media(min-width:1024px){.intro2-hero{padding:96px 0}}
.intro2-hero .container,
.intro2-light .container{max-width:1200px}
@media(max-width:639px){.intro2-hero .container{padding-left:20px;padding-right:20px}}

.intro2-h1{
  font-size:clamp(42px,5vw,68px);font-weight:800;line-height:1.22;
  letter-spacing:-0.01em;color:#242628;margin:0 0 18px;
}
.intro2-h1.red-run{color:#DF252B}
.intro2-h2{
  font-size:clamp(38px,4.2vw,56px);font-weight:600;line-height:1.25;
  letter-spacing:-0.03em;color:#3A3D40;margin:0 0 32px;
}
.intro2-h1-line{display:block}
.intro2-h1-line.red-run{color:#DF252B}

.intro2-hero-photo{position:relative}
.intro2-hero-photo-frame{display:block;border-radius:8px;overflow:hidden;aspect-ratio:16/7}
.intro2-hero-photo-frame img{width:100%;height:100%;object-fit:cover;display:block}

.intro2-hero-card{
  position:absolute;right:28px;bottom:-24px;z-index:2;
  display:flex;gap:16px;max-width:420px;
  background:#fff;border-radius:6px;padding:24px 26px;
  box-shadow:0 8px 28px rgba(20,20,25,.1);
}
.intro2-hero-card-bar{flex-shrink:0;width:3px;background:#DF252B;border-radius:2px}
.intro2-hero-card-text p{
  font-size:15px;line-height:1.6;color:#5B5F66;margin:0 0 12px;word-break:keep-all;
}
.intro2-hero-card-text p:last-child{margin-bottom:0}

@media(max-width:899px){
  .intro2-hero-card{position:static;max-width:none;margin-top:20px;box-shadow:none;border:1px solid #DDE1E4}
}
@media(min-width:900px){.intro2-hero-photo{margin-bottom:56px}}

/* 공간 소개: 왼쪽 제목/설명 + 오른쪽 3개 항목(가로선 구분, 분류 배지 포인트) */
.intro2-light{background:#F1F3F4;padding:90px 0}

.intro2-planning-grid{display:grid;gap:36px}
@media(min-width:900px){
  .intro2-planning-grid{grid-template-columns:minmax(360px,35%) 1fr;gap:64px;align-items:start}
  .intro2-planning-left{
    display:flex;flex-direction:column;justify-content:center;
    align-self:stretch;padding-top:0;
  }
}
.intro2-planning-title{
  font-size:clamp(26px,3.4vw,38px);font-weight:800;color:#242628;
  line-height:1.32;margin:0 0 18px;
}
.intro2-planning-lead{color:#5B5F66;font-size:16px;line-height:1.7;margin:0 0 24px;word-break:keep-all}
.intro2-planning-lead:last-child{margin-bottom:0}
.keep-together{white-space:nowrap}
@media(max-width:899px){.intro2-lead-break{display:none}}

.intro2-plan-list{border-top:1px solid #D8DBDD}
.intro2-plan-item{
  display:flex;gap:20px;padding:32px 0;border-bottom:1px solid #D8DBDD;
}
.intro2-plan-num{
  flex-shrink:0;align-self:flex-start;font-size:12px;font-weight:800;color:#DF252B;
  letter-spacing:.05em;background:rgba(223,37,43,.08);border-radius:4px;
  padding:4px 10px;
}
.intro2-plan-body h3{font-size:18px;font-weight:800;color:#242628;margin:0 0 8px}
.intro2-plan-body p{font-size:15px;color:#5B5F66;line-height:1.65;margin:0;word-break:keep-all}

/* 상담: 헤드는 카드 없이 노출, 아래는 차콜그레이(전화)/라이트그레이(문자) 상하 2단, 전화=좌/문자=우 시선 교차 */
.intro-consult{background:#F3F4F4;border-top:1px solid #D9272E;padding-top:42px;padding-bottom:64px}
@media(min-width:1024px){.intro-consult{padding-top:52px;padding-bottom:80px}}

.consult-head{max-width:640px;margin:0 auto 40px;text-align:center}
@media(min-width:1024px){.consult-head{margin-bottom:48px}}
.consult-badge{
  display:inline-block;font-size:12px;font-weight:800;color:#DF252B;
  letter-spacing:.05em;background:rgba(223,37,43,.08);border-radius:4px;
  padding:4px 10px;margin-bottom:16px;
}
.consult-panel-title{
  font-size:clamp(24px,3vw,34px);font-weight:800;color:#242628;
  line-height:1.35;margin:0 0 14px;
}
.consult-panel-desc{color:#5B5F66;font-size:16px;line-height:1.7;margin:0;word-break:keep-all}

.consult-split{max-width:1200px;margin:0 auto}

.consult-split-panel{
  display:block;padding:38px 28px;text-decoration:none;
  transition:background .2s ease;
}
@media(min-width:640px){.consult-split-panel{padding:44px 40px}}
@media(min-width:1024px){.consult-split-panel{padding:55px 48px}}

.consult-split-call{background:#505356}
.consult-split-call:hover{background:#4A4D50}
.consult-split-sms{background:#ECEDEE}
.consult-split-sms:hover{background:#E1E3E4}

.intro-phone{
  display:block;font-size:clamp(30px,4vw,50px);font-weight:800;letter-spacing:-0.02em;
  color:#fff;line-height:1.1;overflow-wrap:break-word;
}

.consult-split-cta{display:inline-block;margin-top:26px;font-size:15px;font-weight:800;color:var(--red)}

@media(min-width:1024px){.consult-split-sms{text-align:right}}

.consult-sms-title{font-size:clamp(21px,2.4vw,27px);font-weight:800;color:#242628;margin:0 0 10px}
.consult-sms-desc{font-size:15px;color:#5B5F66;line-height:1.65;margin:0 0 22px;word-break:keep-all}

/* 중간 대형 실제 사진 */
.big-photo{width:100%;line-height:0;position:relative}
.big-photo::before{content:"";display:block;height:4px;background:var(--red)}
.big-photo img{width:100%;height:70vh;min-height:360px;max-height:760px;object-fit:cover}

/* ---------- 구조/특징: 압축형 편집 레이아웃 — PC 1440px 한 화면 안에 제목/사진/특징 ---------- */
.structure3{background:#F3F3F1;padding:56px 0}
.structure3-grid{display:grid;gap:24px}

.structure3-head{display:flex;flex-direction:column;gap:10px}
@media(min-width:960px){.structure3-head{flex-direction:row;align-items:center;gap:40px}}
.structure3-headline{color:#25272A;font-size:clamp(26px,3.6vw,38px);font-weight:800;line-height:1.28;margin:0}
.structure3-lead{color:#5F6468;font-size:16px;line-height:1.6;margin:0;text-align:left}
@media(min-width:960px){.structure3-lead{white-space:nowrap}}

.structure3-media{position:relative;overflow:hidden;border-radius:4px;height:340px}
@media(min-width:960px){.structure3-media{height:400px}}
.structure3-media img{width:100%;height:100%;object-fit:cover;object-position:62% 42%}

.structure3-feats{display:flex;flex-direction:column;gap:20px}
.structure3-feat{padding-top:16px;border-top:1px solid #D9DCDE}
.structure3-feat:first-child{padding-top:0;border-top:none}
@media(min-width:960px){
  .structure3-feats{flex-direction:row;gap:0}
  .structure3-feat{flex:1;padding:0 32px;border-top:none}
  .structure3-feat:first-child{padding-left:0}
  .structure3-feat:last-child{padding-right:0}
  .structure3-feat:not(:first-child){border-left:1px solid #D9DCDE}
}
.structure3-feat h3{margin:0 0 6px;font-size:17px;font-weight:700;color:#25272A}
.structure3-feat p{margin:0;font-size:14px;color:#666B6F;line-height:1.55}
.structure3-feat .red-run{color:var(--red)}

/* ---------- 시공사례: 밝은 포트폴리오형 (대표1 + 소형6 + 하단와이드2, 카드 3규격만) ---------- */
.cases4{background:#F5F5F3}
.cases4-head{max-width:640px}
.cases4-head p{margin:0}

.cases5-grid{
  display:grid;grid-template-columns:1fr;gap:16px;margin-top:32px;
}

.case5-item{
  display:block;position:relative;background:#fff;border-radius:8px;overflow:hidden;
  box-shadow:0 1px 3px rgba(36,38,43,.08);text-decoration:none;
}
.case5-media{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--gray-100)}
.case5-feature .case5-media{aspect-ratio:16/10}
.case5-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.case5-item:hover .case5-media img{transform:scale(1.03)}

.case5-cap{display:block;padding:14px 16px 16px}
.case5-space{display:block;font-size:12px;font-weight:700;color:var(--red);margin-bottom:4px}
.case5-title{
  display:inline-block;font-size:15px;font-weight:700;color:var(--ink);
  line-height:1.4;word-break:keep-all;
}
.case5-arrow{
  display:inline-block;margin-left:4px;color:var(--red);font-weight:700;
  transition:transform .3s ease;
}
.case5-item:hover .case5-arrow{transform:translateX(3px)}
.case5-feature .case5-title{font-size:18px}

.cases5-more{margin:28px 0 0;text-align:center}
.cases5-more a{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;
  color:var(--red);text-decoration:none;
}

@media(min-width:640px){
  .cases5-grid{grid-template-columns:repeat(2,1fr)}
  .case5-feature{grid-column:1/3}
}

@media(min-width:1024px){
  .cases5-grid{grid-template-columns:repeat(10,1fr);gap:20px}
  .case5-feature{grid-column:1/5;grid-row:1/3;display:flex;flex-direction:column;min-height:0}
  .case5-feature .case5-media{aspect-ratio:auto;flex:1 1 0;min-height:0}
  .case5-feature .case5-media img{position:absolute;inset:0}
  .case5-feature .case5-cap{flex:0 0 auto}
  .case5-item:nth-of-type(2){grid-column:5/7;grid-row:1/2}
  .case5-item:nth-of-type(3){grid-column:7/9;grid-row:1/2}
  .case5-item:nth-of-type(4){grid-column:9/11;grid-row:1/2}
  .case5-item:nth-of-type(5){grid-column:5/7;grid-row:2/3}
  .case5-item:nth-of-type(6){grid-column:7/9;grid-row:2/3}
  .case5-item:nth-of-type(7){grid-column:9/11;grid-row:2/3}
  .case5-wide{grid-row:3/4}
  .case5-item:nth-of-type(8){grid-column:1/6}
  .case5-item:nth-of-type(9){grid-column:6/11}
  .case5-wide .case5-media{aspect-ratio:21/9}
}

/* ---------- 콘텐츠(SEO): 라이트그레이 큰 문장 + 짧은 정보 블록 ---------- */
.content-block{max-width:820px}
.content-block h2{margin-top:8px}
.content-block h3{margin-top:32px}
/* ---------- 시공 안내: 밝은 배경 + 화이트 카드 + 레드 포인트 (2열, 아이콘 카드형) ---------- */
.info3{background:#F7F7F5;padding:64px 0}
.info3-grid{display:grid;gap:40px}
@media(min-width:900px){.info3-grid{grid-template-columns:.9fr 1.1fr;gap:56px}}

.info3-head{position:relative;z-index:0}
.info3-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--red);margin-bottom:16px;
}
.info3-badge-icon{width:20px;height:20px;flex-shrink:0}
.info3-head h2{font-size:clamp(26px,3.6vw,38px);margin:0 0 14px;color:var(--ink);word-break:keep-all}
.info3-head .red-run{color:var(--red)}
.info3-rule{display:block;width:44px;height:3px;background:var(--red);margin:0 0 20px}
.info3-head p{margin:0;max-width:42ch;color:var(--ink-soft)}

.info3-watermark{
  display:block;position:absolute;left:0;bottom:0;width:240px;height:192px;
  color:#DADDE0;opacity:.85;z-index:-1;pointer-events:none;
}

.info3-list{display:flex;flex-direction:column;gap:16px}
.info3-card{
  position:relative;display:flex;align-items:center;gap:16px;
  background:#fff;border-radius:12px;padding:20px;
  box-shadow:0 1px 4px rgba(36,38,43,.06);
}
.info3-card-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:50%;background:var(--gray-50);
  display:flex;align-items:center;justify-content:center;color:var(--red);
}
.info3-card-icon svg{width:22px;height:22px}
.info3-card-divider{flex-shrink:0;width:1px;height:36px;background:#E6E7E8}
.info3-card-body{flex:1;min-width:0}
.info3-card-body h4{margin:0 0 4px;font-size:16px;font-weight:700;color:var(--ink)}
.info3-card-body p{margin:0;font-size:14px;color:var(--ink-soft);line-height:1.55}

@media(max-width:899px){.info3-watermark{display:none}}

/* ---------- FAQ: 라이트 배경 + 레드 화살표, 번호/검정박스 없음 ---------- */
.faq-item{border-bottom:1px solid var(--gray-100);transition:background .2s}
.faq-item.open{background:var(--gray-50)}
.faq-q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 4px;font-weight:700;font-size:16px;color:var(--ink);transition:color .2s;
}
.faq-q-text{flex:1}
.faq-q .chevron{transition:transform .25s;color:var(--red);flex-shrink:0}
.faq-item.open .chevron{transform:rotate(90deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:400px}
.faq-a-inner{padding:0 4px 22px 4px;color:var(--ink-soft)}

.faq-item[data-faq-page]:not([data-faq-page="1"]){display:none}
.faq-pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:28px}
.faq-page-btn{
  min-width:34px;height:34px;padding:0 6px;border:1px solid var(--gray-100);background:#fff;
  border-radius:4px;font-size:13px;font-weight:700;color:#666B6F;cursor:pointer;line-height:1;
  transition:color .2s,border-color .2s;
}
.faq-page-btn:hover{color:#25272A}
.faq-page-btn.is-active{color:var(--red);border-color:var(--red)}
.faq-page-btn.is-active:hover{color:var(--red)}

/* ---------- 푸터 ---------- */
.site-footer{border-top:1px solid var(--gray-100);padding:48px 0 20px;background:var(--white)}
.footer-inner{
  max-width:var(--max);margin:0 auto;padding:0 var(--side);
  display:flex;flex-direction:column;gap:28px;
}
@media(min-width:1024px){.footer-inner{padding:0 var(--side-lg);flex-direction:row;justify-content:space-between;align-items:flex-start}}
.footer-brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:16px;margin-bottom:12px}
.footer-mark{border-radius:6px}
.footer-info{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--ink-soft)}
.footer-nav{display:flex;flex-wrap:wrap;gap:10px 22px}
.footer-nav a{font-size:14px;font-weight:600;color:var(--ink-soft)}
.footer-nav a:hover{color:var(--red)}
.footer-bottom{
  max-width:var(--max);margin:28px auto 0;padding:16px var(--side) 0;
  border-top:1px solid var(--gray-100);font-size:12px;color:var(--ink-soft);
}
@media(min-width:1024px){.footer-bottom{padding:16px var(--side-lg) 0}}

/* ---------- 플로팅 CTA ----------
   태블릿/PC: 오른쪽 아래 작은 원형 아이콘 버튼
   모바일: 화면 하단 2분할 고정 바 */
.float-cta{
  position:fixed;right:16px;bottom:16px;z-index:200;
  display:flex;flex-direction:column;gap:10px;
}
.float-btn{
  display:flex;align-items:center;justify-content:center;gap:0;
  width:46px;height:46px;border-radius:50%;padding:0;
  font-weight:700;font-size:14px;box-shadow:0 6px 16px rgba(20,20,25,.18);
  transition:box-shadow .2s,transform .2s;
}
.float-btn .icon{width:19px;height:19px}
.float-btn span{display:none}
.float-btn:hover{transform:translateY(-2px)}
.float-call{background:var(--red);color:#fff}
.float-call:hover{box-shadow:0 8px 20px rgba(217,39,46,.45)}
.float-sms{background:var(--white);color:var(--ink);border:1.5px solid var(--gray-200)}
.float-sms:hover{border-color:var(--red);color:var(--red)}

@media(max-width:640px){
  .float-cta{
    right:0;bottom:0;left:0;flex-direction:row;gap:0;
    box-shadow:0 -4px 16px rgba(20,20,25,.12);
  }
  .float-btn{
    flex:1;width:auto;height:58px;border-radius:0;gap:8px;
    padding-bottom:env(safe-area-inset-bottom,0);
  }
  .float-btn span{display:inline;font-size:15px}
  .float-sms{border-width:0 0 0 1.5px}
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom,0))}
}

/* ---------- 시공사례 상세 ---------- */
.detail-hero{padding:56px 0 32px}
.detail-media{border-radius:var(--radius);overflow:hidden;margin-bottom:32px}
.detail-media img{width:100%;height:auto;display:block}
.detail-meta{display:flex;flex-wrap:wrap;gap:10px 20px;margin-bottom:20px;font-size:14px;color:var(--ink-soft)}
.detail-meta b{color:var(--ink)}
.content-block table{width:100%;border-collapse:collapse;margin:0 0 28px;font-size:15px}
.content-block table th,.content-block table td{border:1px solid var(--gray-100);padding:12px 16px;text-align:left}
.content-block table th{background:var(--gray-50);color:var(--ink);width:32%}
.content-block table td{color:var(--ink-soft)}
.detail-modified{font-size:13px;color:var(--ink-soft);margin:24px 0 0;padding-top:16px;border-top:1px solid var(--gray-100)}
.breadcrumb{font-size:13px;color:var(--ink-soft);margin-bottom:14px}
.breadcrumb a{color:var(--ink-soft)}
.breadcrumb a:hover{color:var(--red)}

/* ---------- 안내 세부페이지 (특징/적용 공간/시공 과정) ---------- */
/* 서브페이지 공통 Page Eyebrow: 영문 카테고리 + 작은 red marker (긴 빨간 막대+한글 라벨 아님) */
.page-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--ink-soft);text-transform:uppercase;margin-bottom:18px;
}
.page-eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--red);flex-shrink:0}
.page-rule{display:block;width:36px;height:2px;background:var(--red);margin:18px 0 0}

.page-lead{font-size:17px;color:var(--ink-soft);max-width:56ch;margin-top:10px}
.page-inline-link{margin:-8px 0 24px}
.page-inline-link a{color:var(--red);font-weight:700;font-size:15px;text-decoration:none}
.page-inline-link a:hover{text-decoration:underline}
.page-links{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:36px;padding-top:24px;border-top:1px solid #E6E7E8}
.page-links a{color:var(--red);font-weight:700;font-size:15px;text-decoration:none}
.page-links a:hover{text-decoration:underline}

/* ---------- 시공 가능 지역: 권역 리스트(얇은 라인, 컴팩트) + 안내 콜아웃 ---------- */
.area-hero{padding-bottom:20px}
.area-regions{padding:4px 0 40px}
.area-list{border-top:1px solid #D8DBDD;max-width:760px}
.area-item{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid #D8DBDD}
.area-tag{
  flex-shrink:0;align-self:flex-start;font-size:12px;font-weight:800;color:var(--red);
  letter-spacing:.05em;background:rgba(217,39,46,.08);border-radius:4px;
  padding:4px 10px;
}
.area-body h3{font-size:16px;font-weight:800;color:#242628;margin:0 0 4px}
.area-body p{font-size:14px;color:#5B5F66;line-height:1.6;margin:0;word-break:keep-all}
.area-photos-head{max-width:640px;margin-bottom:28px}
.area-photos-head .eyebrow{margin-bottom:10px}
.area-photos-head p{margin:8px 0 0}
.area-note{
  background:var(--gray-50);border-left:3px solid var(--red);border-radius:4px;
  padding:16px 20px;font-size:15px;color:var(--ink-soft);margin:0 0 28px;
}

/* ---------- 시공 가능 지역: 실제 시공 현장 포트폴리오 그리드 ----------
   case5-item과 시각적으로 동일하지만 독립된 클래스: 홈페이지 cases5-grid의
   비-스코프 nth-of-type(grid-column/row) 규칙이 새어 들어와 레이아웃이
   깨지는 것을 막기 위해 완전히 분리했다(재사용하지 말 것). */
.area-case-item{display:block;position:relative;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(36,38,43,.08);text-decoration:none}
.area-case-media{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--gray-100)}
.area-case-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.area-case-item:hover .area-case-media img{transform:scale(1.03)}
.area-case-cap{display:block;padding:14px 16px 16px}
.area-case-space{display:block;font-size:12px;font-weight:700;color:var(--red);margin-bottom:4px}
.area-case-title{display:inline-block;font-size:15px;font-weight:700;color:var(--ink);line-height:1.4;word-break:keep-all}
.area-case-arrow{display:inline-block;margin-left:4px;color:var(--red);font-weight:700;transition:transform .3s ease}
.area-case-item:hover .area-case-arrow{transform:translateX(3px)}

.area-cases{padding-top:16px}
.area-cases-feature{margin-bottom:16px}
.area-cases-feature .area-case-media{aspect-ratio:16/8}
.area-cases-feature .area-case-title{font-size:18px}
.area-cases-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:16px}
.area-cases-wide{display:grid;grid-template-columns:1fr;gap:16px}
.area-cases-wide .area-case-media{aspect-ratio:16/10}
@media(min-width:640px){
  .area-cases-grid{grid-template-columns:repeat(2,1fr)}
  .area-cases-wide{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:1024px){
  .area-cases-grid{grid-template-columns:1.15fr 1fr 1fr}
  .area-cases-wide .area-case-media{aspect-ratio:16/8}
}
@media(max-width:639px){.area-cases-feature .area-case-media{aspect-ratio:4/3}}

/* ---------- 서브페이지 공통 editorial 콘텐츠 (적용 공간 페이지와 같은 디자인 시스템) ---------- */
.detail-content{padding:8px 0 64px}
.detail-content-row{display:grid;gap:28px;margin-bottom:56px}
.detail-content-row:last-child{margin-bottom:0}
.detail-content-image{position:relative;border-radius:6px;overflow:hidden;aspect-ratio:4/3;background:var(--gray-100)}
.detail-content-image img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}
.detail-content-row:hover .detail-content-image img{transform:scale(1.015)}
.detail-content-text h2{margin:0 0 10px;font-size:clamp(22px,2.6vw,28px);color:#25272A}
.detail-content-text p{margin:0 0 14px;color:#5F6468;font-size:15px;line-height:1.65;max-width:46ch}
.detail-content-link{color:var(--red);font-weight:700;font-size:14px;text-decoration:none}
.detail-content-link:hover{text-decoration:underline}
.detail-content-row.is-feature .detail-content-image{aspect-ratio:16/9;margin-bottom:24px}
.detail-content-row.is-feature .detail-content-text,
.detail-content-row.is-text .detail-content-text{max-width:640px}
@media(min-width:900px){
  .detail-content-row:not(.is-feature):not(.is-text){
    grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;
  }
}

/* ---------- 적용 공간: editorial 사진+텍스트 교차 레이아웃 ---------- */
.spaces-editorial{padding:8px 0 64px}
.spaces-row{display:grid;gap:28px;margin-bottom:56px}
.spaces-row:last-child{margin-bottom:0}
.spaces-photo{position:relative;border-radius:6px;overflow:hidden;aspect-ratio:4/3;background:var(--gray-100)}
.spaces-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}
.spaces-row:hover .spaces-photo img{transform:scale(1.015)}
.spaces-num{display:block;font-size:13px;font-weight:800;color:var(--red);letter-spacing:.08em;margin-bottom:10px}
.spaces-copy h2{margin:0 0 10px;font-size:clamp(22px,2.6vw,28px);color:#25272A}
.spaces-copy p{margin:0 0 14px;color:#5F6468;font-size:15px;line-height:1.65;max-width:46ch}
.spaces-link{color:var(--red);font-weight:700;font-size:14px;text-decoration:none}
.spaces-link:hover{text-decoration:underline}
.spaces-copy-wide{max-width:640px}

.spaces-row-feature .spaces-photo{aspect-ratio:16/9;margin-bottom:24px}
.spaces-row-feature .spaces-copy{max-width:640px}

@media(min-width:900px){
  .spaces-row:not(.spaces-row-feature):not(.spaces-row-text){
    grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;
  }
  .spaces-row-reverse .spaces-photo{order:2}
  .spaces-row-reverse .spaces-copy{order:1}
}
.spaces-copy.reveal{transition-delay:.1s}

/* ---------- 서브페이지 상단 대표 사진 (H1 바로 아래, 본문보다 먼저) ---------- */
.hero-photo{margin:20px 0 22px;border-radius:6px;overflow:hidden;background:var(--gray-100);max-width:760px}
.hero-photo img{display:block;width:100%;height:auto;aspect-ratio:var(--ar,16/9);max-height:min(72vh,640px);object-fit:cover;object-position:var(--fp,50% 50%)}
.detail-media img{max-height:min(78vh,720px);object-fit:cover;object-position:50% 50%}

/* ---------- 모바일 가독성·터치 영역 보정 (PC 디자인은 유지) ---------- */
.breadcrumb,.detail-modified{font-size:14px}
.page-links a{display:inline-flex;align-items:center;min-height:44px}
@media(max-width:639px){
  .header-consult{min-width:44px;min-height:44px;justify-content:center}
  .detail-hero{padding:40px 0 24px}
  .hero-photo{margin:16px 0 18px}
  .content-block table th,.content-block table td{padding:10px 12px}
  .detail-content-link{display:inline-flex;align-items:center;min-height:44px}
}
@media(max-width:639px){
  .nav-panel-close{width:44px;height:44px}
  .nav-panel-link-split .nav-panel-toggle{padding:14px;margin:-14px -10px -14px 0}
}

/* PC: 세로 사진이 본문을 첫 화면 밖으로 밀어내지 않도록 높이 제한 */
@media(min-width:1024px){
  .hero-photo img{max-height:520px}
  .detail-media img{max-height:520px}
}

/* ---------- 사진 우선 세부페이지 (page-detail3): 헤더 바로 아래 대표사진 → H1 ---------- */
.photo-first{padding:20px 0 8px}
.photo-first .hero-photo{margin:0 0 22px}
.hero-photo-first{max-width:var(--mw,880px)}
.hero-photo-first img{width:100%;height:auto;max-height:none;aspect-ratio:var(--ar,16/9);object-fit:cover}
.photo-first h1{margin:0 0 10px}
.photo-first .page-lead{margin-top:6px}
@media(min-width:1024px){.photo-first{padding:32px 0 8px}}