/* editorial theme / 잉크블루 palette */
:root{
  --primary:#1E3A5F;
  --accent:#3E7CC4;
  --ink:#1A1A1A;
  --sub:#6B7280;
  --line:#E5E5E5;
  --bg:#FFFFFF;
  --tint:#F4F7FA;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Pretendard',-apple-system,BlinkMacSystemFont,sans-serif;
  line-height:1.7;
  word-break:keep-all;
  overflow-wrap:break-word;
}
h1,h2,h3,.serif{font-family:'Nanum Myeongjo',serif;font-weight:700;letter-spacing:-0.01em;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px;}
.prose{max-width:68ch;}
.prose h3{font-size:1.08rem;margin:30px 0 10px;}
.prose ul{margin:14px 0 22px;padding-left:1.3em;}
.prose li{margin-bottom:9px;}
.eyebrow{
  display:inline-block;font-family:Pretendard,sans-serif;font-size:.72rem;
  letter-spacing:.18em;color:var(--accent);font-weight:700;margin-bottom:10px;
  text-transform:uppercase;
}
.hr{border:none;border-top:1px solid var(--line);margin:0;}
section{padding:64px 0;}
.tint{background:var(--tint);}

/* header */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.86);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
header.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:66px;}
.brand{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:700;font-family:'Nanum Myeongjo',serif;}
.brand img{width:32px;height:32px;}
.hdr-actions{display:flex;align-items:center;gap:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:3px;font-weight:700;font-size:.92rem;
  border:1px solid var(--primary);cursor:pointer;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-outline{background:transparent;color:var(--primary);}
.btn-sm{padding:9px 16px;font-size:.85rem;}
.btn-phone{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:3px;font-weight:700;font-size:1rem;
  border:1px solid var(--primary);background:var(--primary);color:#fff;min-width:160px;
}

body{padding-top:66px;}

/* hero */
.hero{position:relative;height:82vh;min-height:460px;overflow:hidden;}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;}
.hero-slide.active{opacity:1;}
.hero-slide img{width:100%;height:100%;object-fit:cover;}
.hero-overlay{
  position:absolute;left:0;right:0;bottom:0;padding:60px 0 48px;
  background:linear-gradient(to top,rgba(0,0,0,.38),rgba(0,0,0,0) 70%);
}
.hero-content{position:relative;z-index:2;color:#fff;}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);margin:0 0 14px;text-shadow:0 2px 10px rgba(0,0,0,.55);}
.hero p{font-size:1.05rem;margin:0 0 26px;text-shadow:0 1px 6px rgba(0,0,0,.5);max-width:56ch;}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;}
.hero .btn-outline{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.8);}

/* sub hero (shorter, no slider) */
.sub-hero{position:relative;height:46vh;min-height:320px;overflow:hidden;}
.sub-hero img{width:100%;height:100%;object-fit:cover;}

/* section heading */
.sec-head{margin-bottom:36px;}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.1rem);margin:0;}

/* grid 6 / 4 fixed columns */
.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:860px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
}
/* 3개짜리 콘텐츠 그리드 — 모바일에서 2+1로 깨지지 않도록 항상 1열 */
.grid-3-solo{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media(max-width:860px){
  .grid-3-solo{grid-template-columns:1fr;}
}

.card{border:1px solid var(--line);border-radius:3px;overflow:hidden;background:#fff;transition:transform .2s;}
.card:hover{transform:translateY(-3px);}
.card .thumb{aspect-ratio:4/3;overflow:hidden;background:#eee;}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
.card:hover .thumb img{transform:scale(1.03);}
.card .body{padding:18px 20px 22px;}
.card .badge{font-size:.7rem;letter-spacing:.06em;color:var(--accent);font-weight:700;margin-bottom:6px;display:block;}
.card h3{font-size:1.05rem;margin:0 0 8px;}
.card p{font-size:.88rem;color:var(--sub);margin:0;}
.card-text{border-top:2px solid var(--primary);}
.card-text .body{padding:26px 22px 28px;}
.card-text h3{font-size:1.12rem;}

/* before/after gallery */
.ba-grid{display:grid;grid-template-columns:1fr;gap:22px;}
.ba-card{border:1px solid var(--line);border-radius:3px;overflow:hidden;background:#fff;}
.ba-pair{display:grid;grid-template-columns:1fr 1fr;}
.ba-pair figure{margin:0;position:relative;cursor:zoom-in;}
.ba-pair img{aspect-ratio:2/1;object-fit:cover;width:100%;}
.ba-pair figcaption{
  position:absolute;left:8px;top:8px;background:rgba(0,0,0,.55);color:#fff;
  font-size:.7rem;padding:3px 9px;border-radius:2px;letter-spacing:.04em;
}
.ba-cap{padding:14px 18px;font-size:.88rem;color:var(--sub);border-top:1px solid var(--line);}
@media(max-width:560px){.ba-mobile-hide{display:none;}}

/* process steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media(max-width:860px){.steps{grid-template-columns:1fr;}}
.step{border-top:2px solid var(--primary);padding-top:16px;}
.step .num{font-family:'Nanum Myeongjo',serif;font-size:1.6rem;color:var(--accent);}
.step h3{font-size:1.02rem;margin:8px 0 6px;}
.step p{font-size:.88rem;color:var(--sub);margin:0;}

/* trust stats */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;text-align:center;}
@media(max-width:860px){.stat-row{grid-template-columns:1fr;}}
.stat{border:1px solid var(--line);padding:28px 16px;border-radius:3px;}
.stat .n{font-family:'Nanum Myeongjo',serif;font-size:2rem;color:var(--primary);}
.stat .l{font-size:.85rem;color:var(--sub);margin-top:6px;}

/* faq */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 0;
  font-size:1rem;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;gap:16px;
  font-family:'Nanum Myeongjo',serif;color:var(--ink);
}
.faq-q .plus{font-family:Pretendard,sans-serif;color:var(--accent);font-weight:400;flex-shrink:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a p{padding:0 0 20px;margin:0;color:var(--sub);font-size:.92rem;}
.faq-item.open .faq-a{max-height:400px;}

/* CTA */
.cta{background:var(--primary);color:#fff;text-align:center;padding:70px 0;margin:0;}
.cta h2{color:#fff;font-size:1.7rem;margin:0 0 14px;}
.cta p{color:rgba(255,255,255,.82);margin:0 0 26px;}
.cta .btn-primary{background:#fff;color:var(--primary);border-color:#fff;}

/* footer */
footer.site-footer{background:#15263b;color:rgba(255,255,255,.72);padding:52px 0 26px;margin:0;}
footer.site-footer a{color:rgba(255,255,255,.72);}
footer.site-footer .brand{color:#fff;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:34px;}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr;}}
.foot-grid h4{color:#fff;font-size:.85rem;letter-spacing:.05em;margin:0 0 14px;font-family:Pretendard,sans-serif;}
.foot-grid ul{list-style:none;padding:0;margin:0;}
.foot-grid li{margin-bottom:9px;font-size:.88rem;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;font-size:.78rem;color:rgba(255,255,255,.5);}

/* floating */
.fab-wrap{position:fixed;right:20px;bottom:24px;z-index:90;display:flex;flex-direction:column;gap:10px;align-items:flex-end;}
.fab{
  width:56px;height:56px;border-radius:3px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(0,0,0,.22);
  border:none;cursor:pointer;font-size:.7rem;font-weight:700;text-align:center;line-height:1.2;
}
.fab-top{background:#fff;color:var(--primary);border:1px solid var(--line);display:none;}
.fab-top.show{display:flex;}

/* lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:200;display:none;align-items:center;justify-content:center;padding:30px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;}
.lightbox-close{position:absolute;top:20px;right:24px;color:#fff;font-size:1.8rem;background:none;border:none;cursor:pointer;}

/* related grid on subpages reuse .grid-3 / .card */
.breadcrumb-hidden{display:none;}

@media(max-width:760px){
  .hdr-actions .btn-outline{display:none;}
  section{padding:48px 0;}
  .steps,.stat-row{grid-template-columns:1fr;}
}