/* 순인테리어 · 40평인테리어 — design system
   font_id=5(노랑풍선 탑메뉴 방식: 전한글 Pretendard만) · design_id=1(3열 흰박스 #cases)
   header_variant=1(joseon-center) · hero_id=5(자이언트타이포) · section_variant=5(quote-lead)
   draw_id=1(챔피언스시티 박스 둘레선 호버) · accent=페블 #5C5A56 · deep=차콜그린 #1A2A2A · 버튼=pill
   DNA 해석 참고: uapti(kosininterior) 구조 · HTML/CSS 복붙 아님, 이 사이트 전용으로 새로 작성 */

:root{
  --font-body:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,sans-serif;

  --accent:#5C5A56;
  --accent-soft:#EFEEEC;
  --accent-btn-text:#FFFFFF;
  --btn-accent:#5C5A56;
  --btn-accent-hover:#43413D;
  --deep:#1A2A2A;
  --bar-chrome:#E6E8EB;

  --bg:#FDFCFB;
  --bg-soft:#F3F3F1;
  --ink:#0A0A0A;
  --desc:#5B5955;
  --line:#E4E2DE;

  --btn-radius:999px;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;

  --shadow-top:0 1px 16px rgba(0,0,0,.06);
  --shadow-bottom:0 -6px 22px rgba(0,0,0,.08);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  font-weight:400;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  word-break:keep-all;
  letter-spacing:-.3px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.3px;font-family:var(--font-body);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- header (B-22, joseon-center) ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  height:80px;
  background:#FFFFFF;color:#000;
  border-bottom:1px solid #000;
  box-shadow:var(--shadow-top);
}
.site-header .container{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:100%;position:relative;
}
.site-header .nav-left{display:flex;align-items:center;gap:30px;justify-self:start;}
.site-header .nav-right{display:flex;align-items:center;gap:22px;justify-self:end;}
.site-header .nav-right-links{display:flex;align-items:center;gap:30px;}
.site-header .logo{justify-self:center;display:flex;align-items:center;gap:9px;text-decoration:none;}
.site-header .logo-icon{width:30px;height:30px;flex-shrink:0;color:var(--accent);}
.site-header .logo-icon svg{width:100%;height:100%;display:block;}
.site-header .logo-text{display:flex;flex-direction:column;line-height:1.18;}
.site-header .logo-brand{font-size:18px;font-weight:700;color:#000;letter-spacing:-.3px;}
.site-header .logo-accent{color:var(--accent);}
.site-header .logo-kw{font-size:11px;font-weight:400;color:#000;letter-spacing:-.3px;}
.nav-left a,.nav-right-links a,.nav-menu-mobile a{
  font-family:var(--font-body);font-size:17px;font-weight:400;color:#000;letter-spacing:-.3px;
}
.nav-cta{
  padding:11px 24px;border-radius:var(--btn-radius);
  background:var(--btn-accent);color:var(--accent-btn-text);
  font-family:var(--font-body);font-size:14px;font-weight:600;white-space:nowrap;
  transition:background .3s ease;
}
.nav-cta:hover{background:var(--btn-accent-hover);}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px;justify-self:end;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;}
.nav-menu-mobile{display:none;}

@media(max-width:860px){
  .site-header .container{grid-template-columns:auto 1fr auto;}
  .nav-left,.nav-right-links{display:none;}
  .nav-right .nav-cta{display:none;}
  .nav-toggle{display:block;}
  .nav-menu-mobile{
    display:flex;position:fixed;top:80px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;
    justify-content:flex-start;padding:36px 28px;gap:26px;transform:translateX(100%);
    transition:transform .3s ease;overflow-y:auto;
  }
  .nav-menu-mobile.is-open{transform:translateX(0);}
  .nav-menu-mobile a{font-size:18px;}
  .nav-menu-mobile .nav-cta{align-self:flex-start;margin-top:6px;}
}

/* ---------- eyebrow (SVG 아이콘 필수, #*+- 기호 금지) ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.06em;margin-bottom:14px;}
.sec-label{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.06em;margin-bottom:14px;}
.hero-giant__eyebrow,
.quote-lead__eyebrow,
.eyebrow,
.sec-label{
  display:inline-flex;align-items:center;gap:6px;
}
.hero-giant__eyebrow svg,
.quote-lead__eyebrow svg,
.eyebrow svg,
.sec-label svg{
  width:18px!important;height:18px!important;
  max-width:18px!important;max-height:18px!important;
  flex-shrink:0;display:block;
}
.sec-title{font-size:clamp(26px,3.4vw,38px);line-height:1.32;font-weight:700;}
.sec-desc{color:var(--desc);font-size:16px;margin-top:14px;max-width:640px;}
.sec-head{margin-bottom:52px;}
.sec-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.sec-head.center .sec-desc{margin-left:auto;margin-right:auto;}
.bg-soft{background:var(--bg-soft);}
section{padding:96px 0;}

/* ---------- hero_id=5 자이언트타이포 ---------- */
.hero-giant{background:#fff;padding:168px 0 0;}
.hero-giant__eyebrow{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:20px;}
.hero-giant__title{font-size:clamp(52px,10.4vw,148px);line-height:.98;font-weight:800;letter-spacing:-.03em;color:var(--ink);}
.hero-giant__media{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:end;margin-top:52px;padding-bottom:88px;}
.hero-giant__img{width:100%;aspect-ratio:16/9;max-height:420px;object-fit:cover;border-radius:var(--r-lg);}
.hero-giant__desc p{font-size:16.5px;color:var(--desc);line-height:1.9;}
.hero-giant__actions{display:flex;gap:12px;margin-top:28px;}
@media(max-width:860px){
  .hero-giant{padding-top:104px;}
  .hero-giant__media{grid-template-columns:1fr;gap:28px;}
  .hero-giant__img{aspect-ratio:16/10;max-height:280px;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;border-radius:var(--btn-radius);
  font-family:var(--font-body);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .3s ease,color .3s ease,border-color .3s ease;
}
.btn-primary{background:var(--btn-accent);color:var(--accent-btn-text);}
.btn-primary:hover{background:var(--btn-accent-hover);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.8);color:#fff;}
.btn-outline{background:transparent;border-color:var(--accent);color:var(--accent);}
.btn-outline-dark{background:transparent;border:1px solid #000;color:#000;border-radius:999px;padding:12px 22px;font-size:13.5px;}
.btn-outline-dark:hover{background:#000;color:#fff;}
.btn-dark{background:var(--deep);color:#fff;}

/* ---------- page hero (subpage top block) ---------- */
.page-hero{
  position:relative;min-height:400px;display:flex;align-items:center;justify-content:center;
  text-align:center;overflow:hidden;background:var(--deep);
}
.page-hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(2px) brightness(.6);transform:scale(1.06);}
.page-hero__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,16,.5),rgba(10,16,16,.7));}
.page-hero__inner{position:relative;z-index:2;padding:150px 24px 56px;}
.page-hero__eyebrow{color:var(--accent-soft);font-size:13px;font-weight:700;letter-spacing:.1em;margin-bottom:16px;}
.page-hero__title{color:#fff;font-size:clamp(28px,4.2vw,44px);font-weight:700;}
.page-hero__desc{color:#EDEAE7;margin-top:14px;font-size:15px;}

/* ---------- content lead figure ---------- */
.region-figure{margin:0 0 34px;}
.region-figure img{display:block;width:100%;height:auto;max-height:440px;object-fit:cover;border-radius:14px;background:#EFECE8;}
.region-figure figcaption{margin-top:10px;font-size:13px;color:#8A8A8A;text-align:center;}

/* ---------- grids ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}}

/* ---------- B-20 서비스 카드 아이콘 컨테이너 (고정 크기 필수) ---------- */
.svc-icon{display:block;width:44px;height:44px;flex-shrink:0;overflow:hidden;color:var(--accent);}
.svc-icon svg{display:block;width:100%;height:100%;max-width:44px;max-height:44px;}
@media(max-width:767px){.svc-icon{width:36px;height:36px;}.svc-icon svg{max-width:36px;max-height:36px;}}

.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 26px;transition:transform .2s ease,box-shadow .2s ease;}
.svc-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(20,15,20,.08);}
.svc-card .svc-icon{margin-bottom:18px;}
.svc-card h3{font-size:17.5px;font-weight:700;margin-bottom:9px;}
.svc-card p{color:var(--desc);font-size:14px;}

/* ---------- portfolio grid ---------- */
.pf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;}

/* ---------- portfolio pagination (원형, 현재=검정원) ---------- */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:52px;}
.pagination__num,.pagination__arrow{
  display:flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  font-size:14px;font-weight:600;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.pagination__num:hover{background:var(--accent-soft);}
.pagination__num.is-current{background:#111;color:#fff;}
.pagination__arrow{color:var(--desc);font-size:18px;}
.pagination__arrow.is-disabled{opacity:.3;pointer-events:none;}

/* ---------- portfolio cards (list/detail) ---------- */
.case-card{display:block;border-radius:var(--r-lg);overflow:hidden;background:#fff;border:1px solid var(--line);}
.case-card__img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.case-card__body{padding:22px 22px 26px;}
.case-card__tag{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.04em;}
.case-card__title{font-size:17.5px;font-weight:700;margin-top:8px;}
.case-card__desc{color:var(--desc);font-size:14.5px;margin-top:8px;}

/* ---------- #cases (design_id=1 · 3장 3열 흰박스 + draw_id=1 챔피언스시티 둘레선 호버) ---------- */
#cases .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1280px;margin:0 auto;}
#cases .case-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .3s ease;
}
#cases .case-card:hover{transform:scale(1.03);}
#cases .case-card__img{width:100%;aspect-ratio:1/1;object-fit:cover;}
#cases .case-card__body{padding:20px 20px 24px;}
#cases .case-card__hl{height:2px;width:32px;background:var(--accent);margin-bottom:14px;}
/* 챔피언스시티: 검정 1px 네 변이 0.6s로 자라며 둘레 */
#cases .case-card::before,#cases .case-card::after{content:"";position:absolute;pointer-events:none;background:#111;transition:width .6s ease,height .6s ease;z-index:3;}
#cases .case-card::before{top:0;left:0;width:0;height:1px;}
#cases .case-card::after{bottom:0;right:0;width:0;height:1px;}
#cases .case-card:hover::before,#cases .case-card:hover::after{width:100%;}
#cases .case-card span.edge-l,#cases .case-card span.edge-r{position:absolute;top:0;width:1px;height:0;background:#111;transition:height .6s ease;z-index:3;}
#cases .case-card span.edge-l{left:0;}
#cases .case-card span.edge-r{right:0;}
#cases .case-card:hover span.edge-l,#cases .case-card:hover span.edge-r{height:100%;}
@media(max-width:860px){#cases .case-grid{grid-template-columns:1fr;}}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);padding:22px 0;}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;font-size:16.5px;font-weight:700;}
.faq-q .qmark{color:var(--accent);font-weight:800;font-size:18px;}
.faq-a{color:var(--desc);font-size:15px;margin-top:12px;max-width:720px;line-height:1.8;}

/* ---------- section_variant=5 quote-lead ---------- */
.quote-lead{background:var(--bg-soft);border-radius:var(--r-lg);padding:0;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;}
.quote-lead__box{background:#F7F5F1;padding:52px 44px;border-left:4px solid var(--accent);display:flex;flex-direction:column;justify-content:center;}
.quote-lead__eyebrow{font-size:12.5px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:14px;}
.quote-lead__text{font-size:clamp(19px,2vw,24px);font-weight:700;line-height:1.5;color:var(--ink);}
.quote-lead__img{width:100%;height:100%;min-height:320px;object-fit:cover;border-radius:0 var(--r-lg) var(--r-lg) 0;}
@media(max-width:860px){
  .quote-lead{grid-template-columns:1fr;}
  .quote-lead__img{border-radius:0;min-height:240px;}
}

/* ---------- PROCESS (시공사례 상세 필수 · 규격 고정) ---------- */
.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #E0E0DC;}
.process-item{padding:28px 20px 28px 24px;border-right:1px solid #E0E0DC;}
.process-item:first-child{padding-left:0;}
.process-item:last-child{border-right:none;}
.pnum{display:block;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:10px;}
.process-item h3{font-size:16px;font-weight:800;color:#22262B;margin:0 0 8px;}
.process-item p{font-size:13.5px;color:#5B6169;line-height:1.65;margin:0;}
@media(max-width:767px){.process-list{grid-template-columns:1fr 1fr;}}

/* ---------- closing (B-25, 650px 고정) ---------- */
.closing{position:relative;height:650px;overflow:hidden;}
.closing__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.closing__overlay{position:absolute;inset:0;background:rgba(19,19,19,.55);}
.closing__inner{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;padding:0 24px;}
.closing__title{color:#fff;font-weight:700;font-size:clamp(24px,3.4vw,36px);margin-bottom:16px;}
.closing__quote{color:#fff;font-weight:300;font-size:clamp(14px,1.4vw,16px);margin-bottom:28px;}
.closing .btn-ghost{border-color:rgba(255,255,255,.85);border-radius:0;}

/* ---------- footer ---------- */
footer.site-footer{background:#FFFFFF;color:#000;border-top:1px solid #E5E5E5;padding:48px 0 100px;}
footer.site-footer .footer-top{margin-bottom:26px;}
footer.site-footer .footer-cats{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px;color:#4B4B47;}
footer.site-footer .footer-biz{padding-top:22px;border-top:1px solid #EEEEEC;font-size:13.5px;color:#000;font-weight:400;line-height:2;}
footer.site-footer .footer-biz strong{color:#000;font-weight:700;}
footer.site-footer .footer-actions{display:flex;gap:10px;margin-top:22px;}

/* ---------- bottom consult bar (B-23) ---------- */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:180;
  background:var(--bar-chrome);border-top:1px solid #E5E7EB;
  box-shadow:var(--shadow-bottom);
  transform:translateY(100%);opacity:0;transition:transform .3s ease,opacity .3s ease;
  padding:14px 20px;
}
.bottom-bar.is-visible{transform:translateY(0);opacity:1;}
.bottom-bar__inner{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:center;gap:12px;}
.bottom-bar .btn-primary{flex:1;max-width:420px;min-height:48px;}
.bottom-bar .btn-outline{min-height:48px;}
@media(min-width:768px){.bottom-bar{display:none;}}
@media(max-width:767px){
  .bottom-bar{display:block;transform:translateY(0)!important;opacity:1!important;height:64px;padding:8px 16px;}
  .bottom-bar__inner{height:100%;gap:10px;}
  .bottom-bar .btn{min-height:48px;font-size:14.5px;padding:12px 16px;}
  body{padding-bottom:72px;}
  .float-consult{display:none;}
  .page-hero{min-height:0;height:46vh;}
  .case-body__img{max-width:550px;margin-left:auto;margin-right:auto;}
}

/* ---------- side floating consult (B-15, random side=left) ---------- */
.float-consult{position:fixed;left:22px;bottom:96px;z-index:190;}
.float-consult__btn{width:58px;height:58px;border-radius:50%;background:var(--btn-accent);color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(0,0,0,.22);border:none;cursor:pointer;transition:background .3s ease;}
.float-consult__btn:hover{background:var(--btn-accent-hover);}
.float-consult__panel{position:absolute;left:0;bottom:70px;background:#fff;border-radius:var(--r-md);
  box-shadow:0 16px 40px rgba(0,0,0,.16);padding:18px;width:220px;display:none;border:1px solid var(--line);}
.float-consult.is-open .float-consult__panel{display:block;}
.float-consult__panel a{display:block;text-align:center;padding:12px;border-radius:var(--r-sm);background:var(--accent-soft);color:var(--ink);font-weight:700;font-size:14.5px;}

/* ---------- gallery/case detail body (fixed 550x410 rule) ---------- */
.case-body{max-width:760px;margin:0 auto;padding:70px 24px 110px;}
.case-body__img{width:550px;height:410px;object-fit:cover;border-radius:18px;margin:0 auto 36px;}
.case-body__label{font-size:13px;color:var(--desc);letter-spacing:.08em;font-weight:700;}
.case-body__title{font-size:clamp(26px,3.6vw,34px);margin-top:10px;font-weight:800;}
.case-body__text{font-size:17px;color:#4B5563;margin-top:24px;line-height:1.95;white-space:pre-line;}
@media(max-width:640px){.case-body__img{width:100%;max-width:550px;aspect-ratio:550/410;height:auto;}}

/* 전/중/후 비교 열: 존재하는 단계 수만큼, height:auto contain (max-height 500) */
.compare-row{display:grid;gap:16px;margin-top:36px;}
.compare-row img{width:100%;height:auto;max-height:500px;object-fit:contain;background:#F3F3F1;border-radius:14px;}
.compare-cap{text-align:center;font-size:13px;font-weight:700;color:var(--ink);margin-top:8px;}

/* 남은 실사 갤러리 (그 폴더 나머지 컷 전부) */
.case-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px;}
.case-gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px;cursor:zoom-in;}
@media(max-width:640px){.case-gallery{grid-template-columns:repeat(2,1fr);}}

/* related-case row: 2장 1줄 고정, img height:180 cover */
.related-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.related-row .case-card__img{height:180px;aspect-ratio:auto;}

@media(max-width:767px){
  .case-card__title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.5em;line-height:1.28;}
}

/* ---------- lightbox ---------- */
.lightbox-overlay{position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:500;display:none;align-items:center;justify-content:center;padding:40px;}
.lightbox-overlay.is-open{display:flex;}
.lightbox-overlay img{max-width:92vw;max-height:88vh;width:auto;height:auto;object-fit:contain;border-radius:6px;}
.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);border:none;color:#fff;width:52px;height:52px;border-radius:50%;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.lightbox-prev{left:24px;}
.lightbox-next{right:24px;}
.lightbox-close{position:absolute;top:24px;right:24px;background:none;border:none;color:#fff;font-size:32px;cursor:pointer;line-height:1;}

/* ---------- utility ---------- */
.mt-cta-center{display:flex;justify-content:center;margin-top:52px;}
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;}
@media(max-width:860px){.two-col{grid-template-columns:1fr;gap:32px;}}
.info-num{font-size:13px;color:var(--accent);font-weight:800;letter-spacing:.06em;margin-bottom:10px;}
@media(max-width:480px){
  .no-wrap-mobile{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
}