:root{
  --deep:#0A1628;
  --accent:#8B3548;
  --accent-soft:#B85C6F;
  --bg:#F7F5F2;
  --ink:#1B1F27;
  --muted:#6B7280;
  --line:#E4E0DA;
  --radius:14px;
  --serif:'Gowun Batang', serif;
  --sans:'Noto Sans KR', sans-serif;
}
*{box-sizing:border-box;}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.65;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:var(--serif);line-height:1.3;margin:0 0 .6em;}
h1{font-size:clamp(28px,4vw,44px);}
h2{font-size:clamp(22px,3vw,32px);position:relative;padding-left:30px;}
h2::before{content:'';position:absolute;left:0;top:.2em;width:20px;height:20px;background:var(--accent);clip-path:polygon(50% 0%,100% 50%,50% 100%,0% 50%);}
h3{font-size:18px;}
.section-inner>h2:not(:first-child),.section-inner>.faq-section{margin-top:48px;}
.closing-cta h2{padding-left:0;}
.closing-cta h2::before{display:none;}
main{display:block;}
.container{max-width:1120px;margin:0 auto;padding:0 20px;}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);}
.header-inner{max-width:1120px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.logo{font-family:var(--serif);font-weight:700;font-size:20px;color:var(--deep);}
.logo-sub{font-size:12px;font-weight:400;color:var(--accent);margin-left:6px;}
.main-nav{display:flex;gap:18px;font-size:14px;font-weight:500;}
.main-nav a:hover{color:var(--accent);}
.btn-call{display:flex;align-items:center;gap:6px;background:var(--accent);color:#fff;padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;white-space:nowrap;}

/* hero */
.hero{background:linear-gradient(135deg,var(--deep),#152238);color:#fff;padding:64px 20px;}
.hero-inner{max-width:1120px;margin:0 auto;}
.hero .eyebrow{color:var(--accent-soft);font-weight:700;font-size:14px;letter-spacing:.04em;margin-bottom:10px;}
.hero h1{color:#fff;max-width:720px;}
.hero p.lead{font-size:17px;max-width:640px;color:#D8DCE4;}
.hero-cta{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap;}
.btn-primary{background:var(--accent);color:#fff;padding:14px 26px;border-radius:999px;font-weight:700;}
.btn-secondary{border:1px solid rgba(255,255,255,.4);color:#fff;padding:14px 26px;border-radius:999px;font-weight:700;}

section{padding:56px 20px;}
section.tight{padding:32px 20px;}
.section-inner{max-width:1120px;margin:0 auto;}

/* case grid */
.case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px;}
.case-grid--3{grid-template-columns:repeat(3,1fr);}
.case-grid--4{grid-template-columns:repeat(4,1fr);}
@media (max-width:760px){
  .case-grid--3,.case-grid--4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:520px){
  .case-grid--3,.case-grid--4{grid-template-columns:1fr;}
}
.case-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);transition:transform .15s;}
.case-card:hover{transform:translateY(-3px);}
.case-card img{aspect-ratio:4/3;object-fit:cover;}
.case-card-body{padding:14px 16px;}
.case-card-region{font-size:12px;color:var(--accent);font-weight:700;}
.case-card-body h3{margin:4px 0;font-size:17px;}
.case-card-body p{margin:0;color:var(--muted);font-size:13px;}

/* region grid */
.region-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:760px){.region-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:520px){.region-grid{grid-template-columns:1fr;}}
.region-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;}
.region-card h3{margin:0 0 6px;}
.region-card p{margin:0;color:var(--muted);font-size:13px;}

/* pagination */
.pagination{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0;}
.pagination a,.pagination .current{padding:8px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-weight:600;}
.pagination .current{background:var(--accent);color:#fff;border-color:var(--accent);}
.pagination a:hover{border-color:var(--accent);color:var(--accent);}

/* faq */
.faq-section{background:#fff;border-radius:var(--radius);border:1px solid var(--line);padding:32px;}
.faq-item{border-bottom:1px solid var(--line);padding:14px 0;}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{cursor:pointer;}
.faq-item summary h3{display:inline;font-size:16px;}
.faq-item p{margin:10px 0 0;color:var(--muted);}

/* closing */
.closing-cta{background:var(--deep);color:#fff;text-align:center;}
.closing-cta h2{color:#fff;}
.closing-cta p{color:#D8DCE4;max-width:820px;margin:0 auto 20px;}
.btn-call-large{display:inline-block;background:var(--accent);color:#fff;padding:16px 34px;border-radius:999px;font-weight:700;font-size:16px;}

/* gallery */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;}
.gallery-grid img{aspect-ratio:4/3;object-fit:cover;border-radius:10px;cursor:zoom-in;}
.lightbox{position:fixed;inset:0;background:rgba(10,22,40,.92);display:none;align-items:center;justify-content:center;z-index:100;padding:24px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;border-radius:6px;}
.lightbox-close{position:absolute;top:20px;right:28px;color:#fff;font-size:32px;cursor:pointer;}

/* breadcrumb */
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:16px;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{margin:0 6px;}

/* process */
.process-list{list-style:none;margin:0;padding:0;display:grid;gap:14px;}
.process-list li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:flex;gap:14px;align-items:flex-start;}
.process-list .num{background:var(--accent);color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;}

/* footer */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:40px 20px 0;}
.footer-inner{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1fr 1.2fr 1fr 1fr;gap:24px;padding-bottom:24px;font-size:13px;color:var(--muted);}
.footer-nap p{margin:2px 0;}
.footer-links,.footer-guide{display:flex;flex-direction:column;gap:6px;}
.footer-guide strong{color:var(--ink);margin-bottom:2px;}
.footer-bottom{border-top:1px solid var(--line);text-align:center;padding:14px 0;font-size:12px;color:var(--muted);}
.sticky-footer-bar{position:sticky;bottom:0;background:var(--accent);text-align:center;padding:10px;display:none;}
.btn-call-sticky{color:#fff;font-weight:700;}

table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;}
table th,table td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
table th{background:#F0ECE6;}

@media (max-width:760px){
  .main-nav{display:none;}
  .footer-inner{grid-template-columns:1fr;}
  .sticky-footer-bar{display:block;}
}