/* 스파이럴덕트 시공 - font_id=1(Inter+Pretendard) design_id=1(3카드) hero_id=1(카드형 라운드 히어로) accent_id=13(코코아) */
:root{
  --ink:#000000;
  --desc:#4B5563;
  --bg:#FFFFFF;
  --bg-soft:#F7F6F2;
  --accent:#7A5340;
  --accent-soft:#EFE6E0;
  --accent-text:#FFFFFF;
  --deep:#143447;
  --bar-chrome:#E8EAED;
  --line:#E5E7EB;
  --font: "Inter","Pretendard",-apple-system,BlinkMacSystemFont,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);letter-spacing:-0.2px;word-break:keep-all;-webkit-font-smoothing:antialiased;line-height:1.6;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{margin:0;font-weight:800;}
p{margin:0;}
.wrap{max-width:1280px;margin:0 auto;padding:0 24px;}

/* ---------- Header (B-22) ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:200;background:transparent;transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;}
.site-header.no-hero{background:var(--bar-chrome);border-bottom:1px solid var(--line);}
.site-header.scrolled{background:var(--bar-chrome);border-bottom:1px solid var(--line);box-shadow:0 1px 16px rgba(0,0,0,0.06);}
.site-header.scrolled .nav-menu a,.site-header.no-hero .nav-menu a{color:var(--ink);}
.site-header .nav-menu a{color:#fff;}
.logo{display:flex;align-items:center;gap:8px;}
.logo-icon{width:34px;height:34px;flex-shrink:0;color:var(--accent);}
.logo-icon svg{width:100%;height:100%;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-brand{font-size:.95rem;font-weight:800;color:#fff;transition:color .3s;}
.logo-keyword{font-size:.68rem;font-weight:500;color:var(--accent);letter-spacing:.03em;}
.site-header.scrolled .logo-brand,.site-header.no-hero .logo-brand{color:var(--ink);}
.nav-menu{display:flex;align-items:center;gap:30px;}
.nav-menu a{font-size:15px;font-weight:600;}
.nav-cta{background:var(--accent);color:var(--accent-text)!important;padding:11px 20px;border-radius:2px;font-weight:700;font-size:14px;}
.hamburger{display:none;background:none;border:0;cursor:pointer;width:28px;height:22px;position:relative;}
.hamburger span{position:absolute;left:0;right:0;height:2px;background:#fff;transition:.3s;}
.site-header.scrolled .hamburger span,.site-header.no-hero .hamburger span{background:var(--ink);}
.hamburger span:nth-child(1){top:0;} .hamburger span:nth-child(2){top:10px;} .hamburger span:nth-child(3){top:20px;}
.mobile-menu{position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100%;background:#fff;z-index:300;transition:right .3s;box-shadow:-8px 0 24px rgba(0,0,0,.1);padding:90px 28px 28px;}
.mobile-menu.open{right:0;}
.mobile-menu a{display:block;padding:14px 0;font-size:16px;font-weight:700;color:var(--ink);border-bottom:1px solid var(--line);}
.menu-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:250;}
.menu-overlay.open{display:block;}

/* ---------- Hero (hero_id=1 카드형 라운드 패널) ---------- */
.hero{padding:150px 0 80px;background:#fff;}
.hero__inner{background:#F5F4F2;border-radius:26px;padding:52px;display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;}
.hero__eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:18px;}
.hero h1{font-size:2.5rem;line-height:1.28;margin-bottom:20px;}
.hero__desc{font-size:16px;color:var(--desc);margin-bottom:28px;line-height:1.7;}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px;}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 26px;border-radius:2px;font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;}
.btn-primary{background:var(--accent);color:var(--accent-text);}
.btn-outline{background:transparent;border:1px solid var(--ink);color:var(--ink);}
.hero__checks{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--desc);}
.hero__checks span{display:flex;align-items:center;gap:6px;}
.hero__img{border-radius:16px;overflow:hidden;box-shadow:0 20px 44px rgba(0,0,0,.14);aspect-ratio:4/3;}
.hero__img img{width:100%;height:100%;object-fit:cover;}
@media(max-width:900px){
  .hero{padding:120px 0 40px;}
  .hero__inner{grid-template-columns:1fr;padding:28px;border-radius:20px;}
  .hero h1{font-size:1.7rem;}
}

/* ---------- Page hero (서브페이지 상단 배경) ---------- */
.page-hero{position:relative;padding:170px 0 70px;background-size:cover;background-position:center;color:#fff;}
.page-hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,52,71,.72),rgba(15,20,25,.6));z-index:0;}
.page-hero .wrap{position:relative;z-index:1;}
.page-hero .eyebrow{color:#fff;opacity:.85;}
.page-hero h1{font-size:2.1rem;color:#fff;margin-bottom:10px;}
.page-hero p{color:#f1f1f1;font-size:15px;}
.page-hero.start{background:none;color:var(--ink);}
.page-hero.start::after{display:none;}
.page-hero.start{background:var(--bg-soft);padding:150px 0 56px;}
.page-hero.start h1{color:var(--ink);}
.page-hero.start .eyebrow{color:var(--accent);}
.page-hero.start p{color:var(--desc);}

/* ---------- Sections ---------- */
.section{padding:96px 0;}
.section-head{margin-bottom:44px;}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.08em;color:var(--accent);margin-bottom:12px;}
.section-title{font-size:1.9rem;line-height:1.35;}
.section-desc{margin-top:14px;color:var(--desc);font-size:15px;max-width:640px;}

/* ---------- #cases 디자인2번 - 3장 카드 ---------- */
.case-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.case-card{background:#fff;border:1px solid var(--line);position:relative;overflow:hidden;transition:transform .3s ease;}
.case-card img{aspect-ratio:1/1;object-fit:cover;transition:transform .5s ease;}
.case-card:hover img{transform:scale(1.05);}
.case-card .cc-body{padding:20px;}
.case-card .cc-body h3{font-size:16px;margin-bottom:8px;}
.case-card .cc-body p{font-size:13.5px;color:var(--desc);}
/* draw_id=1 챔피언스시티 박스 둘레선 호버 */
.case-card::before,.case-card::after{content:'';position:absolute;width:0;height:0;pointer-events:none;}
.hover-frame{position:absolute;inset:0;pointer-events:none;}
.hover-frame i{position:absolute;background:#000;transition:all .6s ease;}
.hover-frame .t{top:0;left:0;height:1px;width:0;}
.hover-frame .r{top:0;right:0;width:1px;height:0;}
.hover-frame .b{bottom:0;right:0;height:1px;width:0;}
.hover-frame .l{bottom:0;left:0;width:1px;height:0;}
.case-card:hover .hover-frame .t,.case-card:hover .hover-frame .b{width:100%;}
.case-card:hover .hover-frame .r,.case-card:hover .hover-frame .l{height:100%;}

/* ---------- guide / info cards ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.guide-card{border:1px solid var(--line);padding:28px 24px;background:#fff;}
.guide-card .gi{width:40px;height:40px;color:var(--accent);margin-bottom:16px;}
.guide-card h3{font-size:16px;margin-bottom:10px;}
.guide-card p{font-size:13.5px;color:var(--desc);line-height:1.6;}

/* ---------- service icons ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.svc-card{padding:30px 24px;background:#fff;border:1px solid var(--line);}
.svc-card .si{width:44px;height:44px;color:var(--accent);margin-bottom:18px;}
.svc-card h3{font-size:16.5px;margin-bottom:10px;}
.svc-card p{font-size:13.5px;color:var(--desc);}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:20px 4px;cursor:pointer;font-weight:700;font-size:15.5px;}
.faq-q .plus{color:var(--accent);font-size:18px;transition:transform .25s;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;font-size:14.5px;color:var(--desc);}
.faq-a p{padding:0 4px 20px;}

/* ---------- Process (필수 규격) ---------- */
.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;}}

/* ---------- Portfolio list (영림형) ---------- */
.pf-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;margin-bottom:56px;}
.pf-intro .about-list{margin-top:18px;font-size:13.5px;color:var(--desc);}
.pf-intro .about-list li{margin-bottom:6px;}
.pf-intro .im{overflow:hidden;border-radius:4px;}
.pf-intro .im img{aspect-ratio:7/6;object-fit:cover;min-width:0;}
.pf-list{display:grid;grid-template-columns:repeat(3,1fr);gap:28px 22px;}
.pf-item{min-width:0;}
.pf-item .im{overflow:hidden;border-radius:4px;}
.pf-item .im img{aspect-ratio:7/6;object-fit:cover;}
.pf-item h3{font-size:14.5px;margin-top:12px;font-weight:700;}
.pf-item span{font-size:12px;color:var(--desc);}
.pf-w30{grid-column:span 1;}
@media(max-width:900px){.pf-list{grid-template-columns:repeat(2,1fr);} .pf-intro{grid-template-columns:1fr;}}
@media(max-width:560px){.pf-list{grid-template-columns:1fr;}}

/* ---------- Case detail ---------- */
.case-top-img{width:550px;max-width:100%;height:410px;object-fit:cover;border-radius:18px;margin:0 auto 40px;}
.case-label{font-size:11px;color:var(--desc);letter-spacing:.05em;margin-bottom:14px;}
.case-detail-title{font-size:1.6rem;margin-bottom:36px;}
.case-body{font-size:15.5px;color:#374151;max-width:760px;margin:0 auto;}
.case-body p{margin-bottom:20px;line-height:1.85;}
.case-body strong{color:var(--ink);}
.rest-gallery{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;max-width:900px;margin:48px auto 0;}
.rest-gallery img{aspect-ratio:1/1;object-fit:cover;border-radius:12px;cursor:zoom-in;}
.rest-gallery.cols-3 img{width:calc((100% - 32px)/3);}
.rest-gallery.cols-2 img{width:calc((100% - 16px)/2);}
.related-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:640px;margin:0 auto;}
.related-row img{height:180px;width:100%;object-fit:cover;border-radius:10px;}
.related-row h4{font-size:14px;margin-top:10px;}

/* ---------- Closing (B-25) ---------- */
.closing{position:relative;height:650px;background-size:cover;background-position:center;}
.closing::after{content:'';position:absolute;inset:0;background:rgba(19,19,19,.55);}
.closing__inner{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:#fff;padding:0 20px;}
.closing__inner h2{font-size:1.9rem;margin-bottom:16px;}
.closing__inner .quote{font-size:14.5px;opacity:.9;max-width:560px;margin-bottom:28px;}
.closing__inner .btn-outline{border-color:#fff;color:#fff;border-radius:0;}

/* ---------- Footer ---------- */
.site-footer{background:#fff;color:#000;border-top:1px solid var(--line);padding:52px 0 100px;}
.footer-top{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:32px;margin-bottom:32px;}
.footer-biz p{font-size:13px;color:var(--desc);line-height:1.9;}
.footer-biz strong{color:var(--ink);}
.footer-links{display:flex;gap:40px;flex-wrap:wrap;}
.footer-links h4{font-size:13px;margin-bottom:12px;color:var(--ink);}
.footer-links a{display:block;font-size:13px;color:var(--desc);margin-bottom:8px;}
.footer-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.footer-actions a{padding:10px 18px;border:1px solid var(--ink);font-size:13px;font-weight:700;border-radius:2px;line-height:1.2;white-space:nowrap;}
.copyright{font-size:12px;color:#9CA3AF;border-top:1px solid var(--line);padding-top:20px;}

/* ---------- 하단 고정 상담바 (B-23, PC) ---------- */
.consult-bar{position:fixed;left:0;right:0;bottom:0;z-index:190;background:var(--bar-chrome);border-top:1px solid var(--line);box-shadow:0 -6px 22px rgba(0,0,0,.08);transform:translateY(100%);opacity:0;transition:transform .3s ease,opacity .3s ease;}
.consult-bar.show{transform:translateY(0);opacity:1;}
.consult-bar .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:16px;}
.consult-bar .cb-text{font-size:14.5px;font-weight:700;}
.consult-bar .cb-actions{display:flex;gap:10px;}
.consult-bar .cb-actions a{padding:12px 22px;font-weight:700;font-size:14px;border-radius:2px;}

/* ---------- 모바일 하단 상담바 (PC 유지, 필수 · 상시노출) ---------- */
.mobile-bottom-bar{display:none;}
@media(max-width:767px){
  .mobile-bottom-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:400;height:60px;box-shadow:0 -4px 18px rgba(0,0,0,.12);}
  .mobile-bottom-bar a{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;font-weight:800;font-size:14.5px;}
  .mobile-bottom-bar a.mb-consult{background:var(--accent);color:#fff;}
  .mobile-bottom-bar a.mb-call{background:var(--ink);color:#fff;}
  body{padding-bottom:60px;}
  .consult-bar{display:none!important;}
  .site-header .nav-menu{display:none;}
  .hamburger{display:block;}
  .case-grid3,.guide-grid,.svc-grid,.pf-list{grid-template-columns:1fr!important;}
  .rest-gallery.cols-3 img,.rest-gallery.cols-2 img{width:calc((100% - 16px)/2);}
  .hero__inner{grid-template-columns:1fr;}
  .footer-top{flex-direction:column;}
}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.9);display:none;align-items:center;justify-content:center;z-index:999;}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;border-radius:6px;}
.lightbox .lb-close{position:absolute;top:22px;right:28px;color:#fff;font-size:30px;cursor:pointer;background:none;border:0;}
.lightbox .lb-nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:34px;background:none;border:0;cursor:pointer;padding:14px;}
.lightbox .lb-prev{left:10px;} .lightbox .lb-next{right:10px;}

/* ---------- Contact ---------- */
.contact-box{max-width:560px;margin:0 auto;text-align:center;background:var(--bg-soft);padding:52px 36px;border-radius:20px;}
.contact-box .tel{font-size:2rem;font-weight:800;color:var(--accent);margin:18px 0;display:block;}
.contact-box .hours{font-size:14px;color:var(--desc);white-space:nowrap;}

@media(max-width:900px){
  .section{padding:64px 0;}
  .case-grid3,.guide-grid,.svc-grid{grid-template-columns:1fr 1fr;}
  .pf-intro{grid-template-columns:1fr;}
}

/* ---------- Guide hub / related(3) / mobile menu grid ---------- */
.gh-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:28px;max-width:1080px;margin:0 auto;}
.gh-card{flex:0 0 calc((100% - 56px)/3);background:#fff;border:1px solid var(--line);display:block;}
.gh-card img{width:100%;height:220px;object-fit:cover;display:block;}
.gh-card .gb{padding:20px 22px 24px;}
.gh-card h3{font-size:18px;margin-bottom:8px;}
.gh-card p{font-size:13.5px;color:var(--desc);line-height:1.6;margin-bottom:12px;}
.gh-card .more{font-size:13px;font-weight:700;color:var(--accent);}
.related-row.r3{grid-template-columns:repeat(3,1fr);max-width:900px;}
@media(max-width:900px){.gh-card{flex-basis:calc((100% - 28px)/2);}}
@media(max-width:767px){
  .gh-card{flex-basis:100%;}
  .related-row,.related-row.r3{grid-template-columns:1fr;}
  .mobile-menu{width:100%;max-width:none;height:auto;padding:78px 12px 16px;display:grid;grid-template-columns:repeat(4,1fr);gap:0 4px;}
  .mobile-menu a{padding:14px 2px;font-size:14px;text-align:center;white-space:nowrap;border-bottom:1px solid var(--line);}
  h1,h2,h3,h4,.faq-q{word-break:keep-all;}
  body{overflow-x:hidden;}
}