/*
  테마 B. 럭셔리 콜라주형 — 컬러무드: 저채도 대안
  --dark #2A2825(딥차콜) / --warm-gray #8B8378(웜그레이) / --offwhite #F5F2ED(오프화이트) / --primary #B08D57(골드포인트)
  모서리: 0 고정 / 버튼: btn-underline / 폰트: Pretendard
*/

:root {
  --dark: #2A2825;
  --warm-gray: #8B8378;
  --offwhite: #F5F2ED;
  --primary: #B08D57;
  --primary-rgb: 176, 141, 87;
  --border: #DCD5C8;
  --text: #2A2825;
  --text-muted: #8B8378;
  --card-radius: 0;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Noto Sans KR", sans-serif;
  color: var(--text);
  background: var(--offwhite);
  word-break: keep-all;
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
h1, h2, h3 { letter-spacing: 0.03em; margin: 0 0 .6em; font-weight: 700; }
h2 { font-size: 2rem; }
h3 { font-size: 1.2rem; }
.section-label { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--primary); margin-bottom: 1rem; display: block; }
.section-head { max-width: 640px; margin: 0 auto 3rem; text-align: center; }
.section-head p { color: var(--text-muted); }

/* buttons */
.btn { display: inline-block; padding: .85rem 1.6rem; border: 1px solid var(--dark); font-size: .92rem; letter-spacing: .02em; }
.btn-underline { border: none; border-bottom: 1px solid var(--dark); padding: .4rem 0; }
.btn-underline:hover { border-color: var(--primary); color: var(--primary); }
.btn-primary { background: var(--dark); color: #fff; border-color: var(--dark); }
.btn-primary:hover { background: var(--primary); border-color: var(--primary); }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(245,242,237,.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--border); }
.header-inner { position: relative; display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; gap: 1rem; }
.brand { display: flex; flex-direction: column; line-height: 1.2; }
.brand-kr { font-weight: 800; font-size: 1.05rem; }
.brand-en { font-size: .65rem; letter-spacing: .15em; color: var(--text-muted); text-transform: uppercase; }
.main-nav { display: flex; gap: 2rem; }
.main-nav a:hover { color: var(--primary); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; flex-shrink: 0; }
.nav-toggle span { width: 22px; height: 2px; background: var(--dark); transition: transform .2s, opacity .2s; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: var(--offwhite);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 24px rgba(42,40,37,.08);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 1rem 24px; border-top: 1px solid var(--border); }
}

/* hero collage */
.hero-collage { position: relative; padding: 60px 0 80px; }
.collage-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(4, 70px);
  gap: 10px;
  max-width: var(--max);
  margin: 0 auto;
}
.collage-grid img { width: 100%; height: 100%; object-fit: cover; }
.collage-grid .c1 { grid-column: 1 / 3; grid-row: 1 / 3; }
.collage-grid .c2 { grid-column: 3 / 5; grid-row: 1 / 2; }
.collage-grid .c3 { grid-column: 5 / 7; grid-row: 1 / 4; }
.collage-grid .c4 { grid-column: 1 / 2; grid-row: 3 / 5; }
.collage-grid .c5 { grid-column: 2 / 5; grid-row: 2 / 4; }
.collage-grid .c6 { grid-column: 3 / 5; grid-row: 4 / 5; }
.hero-copy {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  text-align: center; background: rgba(245,242,237,.94); padding: 2.5rem 3rem; max-width: 480px;
}
.hero-copy .brand-en { display: block; margin-bottom: .8rem; }
.hero-copy h1 { font-size: 2rem; margin-bottom: .5rem; }
.hero-copy .tagline { color: var(--text-muted); margin-bottom: 1.2rem; }
.hero-copy .scroll-hint { font-size: .78rem; letter-spacing: .1em; color: var(--primary); margin-top: 1.2rem; }

@media (max-width: 780px) {
  .hero-collage { padding: 24px 0 0; }
  .collage-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: none;
    gap: 6px;
    padding: 0 24px;
  }
  .collage-grid .c1, .collage-grid .c2, .collage-grid .c3,
  .collage-grid .c4, .collage-grid .c5, .collage-grid .c6 {
    grid-column: auto; grid-row: auto;
  }
  .collage-grid img { aspect-ratio: 1 / 1; height: auto; }
  .hero-copy {
    position: static; transform: none; max-width: 100%;
    margin: 1.5rem auto 0; padding: 2rem 1.5rem;
  }
  .hero-copy h1 { font-size: 1.6rem; }
}

/* quicklinks */
.quicklinks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.quicklink { border: 1px solid var(--border); overflow: hidden; }
.quicklink img { width: 100%; height: 200px; object-fit: cover; }
.quicklink .ql-body { padding: 1.2rem; }
.quicklink .ql-body h3 { margin-bottom: .3rem; }
.quicklink .ql-body p { font-size: .88rem; color: var(--text-muted); margin: 0; }

/* grids */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 1024px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } .quicklinks { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-4, .grid-2, .quicklinks { grid-template-columns: 1fr; } }

/* portfolio */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.portfolio-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1024px) { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .portfolio-grid, .portfolio-grid.cols-2 { grid-template-columns: 1fr; } }
.portfolio-card.is-hidden { display: none; }
.portfolio-card {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow: hidden; transition: all .3s; cursor: pointer; text-decoration: none; display: block; background: #fff;
}
.portfolio-card img { width: 100%; height: 240px; object-fit: cover; }
.portfolio-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(42,40,37,.14); border-color: var(--primary); }
.portfolio-card .pc-body { padding: 1.1rem 1.3rem; }
.portfolio-card .pc-badge { font-size: .72rem; color: var(--primary); letter-spacing: .05em; text-transform: uppercase; }
.portfolio-card .pc-loc { font-size: .85rem; color: var(--text-muted); }

/* mid banner */
.mid-banner {
  background: var(--dark); color: #fff; padding: 3.5rem 0; text-align: center;
}
.mid-banner h3 { font-size: 1.4rem; margin-bottom: .8rem; }
.mid-banner p { color: #cfc9bd; margin-bottom: 1.5rem; }
.mid-banner .btn { border-color: #fff; color: #fff; }
.mid-banner .btn:hover { border-color: var(--primary); color: var(--primary); }

/* services */
.service-item { border-top: 1px solid var(--border); padding: 2rem 0; display: grid; grid-template-columns: 80px 1fr; gap: 1.5rem; }
.service-item .num { font-size: 1.6rem; font-weight: 800; color: var(--primary); }
.service-item h3 { margin-bottom: .4rem; }
.service-item p { color: var(--text-muted); margin: 0; }

/* process */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.process-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .process-grid, .process-grid.cols-3 { grid-template-columns: 1fr; } }
.process-step { text-align: center; padding: 1.5rem; }
.process-step .step-num { font-size: 2rem; font-weight: 800; color: var(--border); margin-bottom: .5rem; }

/* brand story */
.story-3col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2.5rem; }
@media (max-width: 900px) { .story-3col { grid-template-columns: 1fr; } }
.story-3col .story-block h3 { color: var(--primary); font-size: .95rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: .6rem; }

/* trust / counters */
.trust-section { background: var(--dark); color: #fff; }
.trust-section .section-head p { color: #cfc9bd; }
.counters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; text-align: center; margin-bottom: 3rem; }
.counters .counter-value { font-size: 2.2rem; font-weight: 800; color: var(--primary); }
.counters .counter-label { color: #cfc9bd; font-size: .88rem; }
.cert-list { list-style: none; padding: 0; margin: 0; max-width: 560px; margin: 0 auto; }
.cert-list li { border-top: 1px solid rgba(255,255,255,.15); padding: .9rem 0; display: flex; justify-content: space-between; font-size: .92rem; }
.cert-list li:last-child { border-bottom: 1px solid rgba(255,255,255,.15); }

/* testimonials */
.testimonial-card { border: 1px solid var(--border); padding: 2rem; background: #fff; }
.testimonial-card p { font-style: italic; }
.testimonial-card .t-name { margin-top: 1rem; font-size: .85rem; color: var(--text-muted); font-style: normal; }

/* service area */
.area-list { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.5rem; }
.area-tag { border: 1px solid var(--border); padding: .5rem 1rem; font-size: .85rem; }

/* mood banner */
.mood-banner { height: 46vh; min-height: 320px; background-size: cover; background-position: center; }

/* faq */
.faq-item { border-top: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-q { width: 100%; text-align: left; background: none; border: none; padding: 1.3rem 0; font-size: 1rem; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; }
.faq-q::after { content: "+"; color: var(--primary); font-size: 1.3rem; }
.faq-item.open .faq-q::after { content: "-"; }
.faq-a { max-height: 0; overflow: hidden; color: var(--text-muted); transition: max-height .3s; }
.faq-item.open .faq-a { max-height: 400px; padding-bottom: 1.3rem; }

/* minimal CTA */
.cta-minimal { text-align: center; }
.cta-minimal .section-label { justify-content: center; }
.cta-minimal blockquote { font-size: 1.6rem; font-weight: 700; margin: 0 0 2rem; letter-spacing: .01em; }

/* footer */
.site-footer { background: var(--dark); color: #cfc9bd; padding: 60px 0 24px; }
.footer-inner { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-inner .brand-kr { color: #fff; }
.footer-inner .brand-en { color: var(--primary); }
.footer-col h4 { color: #fff; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1rem; }
.footer-col a, .footer-col p { display: block; font-size: .88rem; margin-bottom: .5rem; color: #cfc9bd; }
.footer-col a:hover { color: var(--primary); }
.footer-legal { grid-column: 1 / -1; padding-top: 1.5rem; font-size: .8rem; color: #8b8378; }
@media (max-width: 900px) { .footer-inner { grid-template-columns: 1fr 1fr; } .footer-legal { grid-column: 1 / -1; } }

/* floating */
.floating-cta { position: fixed; right: 20px; bottom: 20px; z-index: 60; display: flex; flex-direction: column; align-items: flex-end; gap: .6rem; }
.floating-btn { display: flex; align-items: center; gap: .5rem; background: var(--dark); color: #fff; padding: .9rem 1.3rem; box-shadow: 0 8px 24px rgba(42,40,37,.3); white-space: nowrap; }
.floating-btn:hover { background: var(--primary); }
.floating-consult { background: var(--offwhite); color: var(--dark); border: 1px solid var(--dark); box-shadow: 0 8px 24px rgba(42,40,37,.15); padding: .7rem 1.1rem; font-size: .88rem; }
.floating-consult:hover { background: var(--dark); color: #fff; }
@media (max-width: 480px) {
  .floating-cta { right: 14px; bottom: 14px; }
  .floating-btn span { display: none; }
  .floating-btn { padding: .85rem; }
}

/* gallery (E-1) */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 900px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
.gallery-item figure { margin: 0; border: 1px solid var(--border); }
.gallery-item img { width: 100%; height: 220px; object-fit: cover; }
.gallery-item figcaption { padding: .7rem .9rem; font-size: .82rem; color: var(--text-muted); }

/* NSEO hero */
.page-hero { background: var(--dark); color: #fff; padding: 5rem 0 3.5rem; text-align: center; }
.page-hero h1 { font-size: 2.1rem; }
.page-hero p { color: #cfc9bd; max-width: 560px; margin: 0 auto; }

/* detail hero */
.detail-hero { position: relative; background-size: cover; background-position: center; padding: 7rem 0 3rem; color: #fff; }
.detail-hero::before { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.detail-hero .wrap { position: relative; }
.detail-hero .back-link { font-size: .85rem; color: #e6e1d6; display: inline-block; margin-bottom: 1rem; }
.detail-hero h1 { font-size: 1.9rem; margin-bottom: .3rem; }

.info-bar { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--border); }
.info-bar div { padding: 1.3rem; border-left: 1px solid var(--border); text-align: center; }
.info-bar div:first-child { border-left: none; }
.info-bar .lbl { font-size: .75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; }
@media (max-width: 700px) { .info-bar { grid-template-columns: repeat(2, 1fr); } .info-bar div:nth-child(3) { border-left: none; } }

/* story body (blog-style detail content) */
.story-body { max-width: 720px; margin: 0 auto; font-size: 1rem; line-height: 1.9; }
.story-body p { margin-bottom: 1.5rem; }
.story-body figure { margin: 2rem 0; }
.story-body figure img { width: 100%; border-radius: var(--card-radius); }
.story-body figcaption { margin-top: .5rem; font-size: .85rem; color: var(--text-muted); text-align: center; }
.story-body mark {
  background: rgba(var(--primary-rgb), .35);
  padding: 0.05em 0.2em;
  border-radius: 2px;
  font-weight: 600;
}
.story-quote {
  border-left: 3px solid var(--primary);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  font-size: 1.05rem;
  font-style: italic;
  background: rgba(var(--primary-rgb), .06);
}
.story-quote .signature { display: block; margin-top: .75rem; font-size: .85rem; font-style: normal; color: var(--text-muted); text-align: right; }
.summary-box { border: 1px solid var(--border); padding: 1.8rem 2rem; max-width: 720px; margin: 0 auto; }
.summary-box ul { margin: 0; padding-left: 1.2rem; }
.summary-box li { margin-bottom: .5rem; }
.related-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.detail-cta { text-align: center; background: var(--offwhite); }

/* 세부페이지 비교표 / 체크리스트 (패턴 B) */
.compare-table-wrap { max-width: 720px; margin: 0 auto 2rem; overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.compare-table th, .compare-table td { border: 1px solid var(--border); padding: .8rem 1rem; text-align: left; }
.compare-table th { background: var(--dark); color: #fff; font-weight: 600; }
.compare-table tr:nth-child(even) td { background: rgba(var(--primary-rgb), .05); }
.checklist-box { max-width: 720px; margin: 0 auto 2rem; border: 1px solid var(--border); padding: 1.6rem 1.8rem; }
.checklist-box h3 { margin-bottom: 1rem; }
.checklist-box ul { list-style: none; margin: 0; padding: 0; }
.checklist-box li { padding: .5rem 0 .5rem 1.8rem; position: relative; border-top: 1px solid var(--border); }
.checklist-box li:first-child { border-top: none; }
.checklist-box li::before {
  content: ""; position: absolute; left: 2px; top: 1.05rem;
  width: 9px; height: 5px; border-left: 2px solid var(--primary); border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg);
}