:root {
  --primary: #C8C4BC;
  --accent: #A0C4D8;
  --text: #1f2937;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --bg: #ffffff;
  --bg-alt: #f7f6f4;
  --card-radius: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Pretendard', 'Noto Sans KR', sans-serif;
  font-weight: 400;
  color: var(--text);
  word-break: keep-all;
  margin: 0;
  background: var(--bg);
}
h1, h2, h3 { font-weight: 800; word-break: keep-all; margin: 0; }
p { font-weight: 300; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
section { padding: 5rem 0; }

/* 섹션 레이블: label-none 선택 — 별도 배지 요소 없음, 제목 크기/여백으로만 위계 표현 */
.section-eyebrow { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); margin-bottom: 0.5rem; }
.section-title { font-size: clamp(1.6rem, 3vw, 2.25rem); margin-bottom: 0.75rem; }
.section-sub { color: var(--text-muted); font-weight: 300; margin-bottom: 2.5rem; }

/* 버튼: btn-underline 선택 */
.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: transparent;
  border: none;
  padding: 0.35rem 0;
  color: var(--text);
  border-bottom: 2px solid var(--primary);
  border-radius: 0;
  font-weight: 700;
  cursor: pointer;
  font-size: 1rem;
}
.btn-primary::after, .btn-secondary::after, .link-more::after { content: " \2192"; }
.btn-secondary { border-bottom-color: var(--text-muted); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 4.25rem; }
.site-header .logo { font-weight: 800; font-size: 1.15rem; }
.site-header nav { display: flex; gap: 1.75rem; }
.site-header nav a { font-weight: 600; font-size: 0.92rem; }
.header-cta { border: 1px solid var(--text); border-radius: 6px; padding: 0.5rem 1.1rem; font-weight: 700; font-size: 0.88rem; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; }
@media (max-width: 768px) {
  .site-header nav { position: fixed; top: 4.25rem; left: 0; right: 0; background: #fff; flex-direction: column;
    padding: 1.25rem; gap: 1rem; border-bottom: 1px solid var(--border); transform: translateY(-150%); transition: transform 0.25s ease; }
  .site-header nav.open { transform: translateY(0); }
  .menu-toggle { display: block; }
}

/* Hero: hero-overlay 타입 */
.hero-overlay { position: relative; min-height: 82vh; display: flex; align-items: center; color: #fff; }
.hero-overlay .hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-overlay .hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay .hero-bg::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,0.55); }
.hero-overlay .hero-content { position: relative; z-index: 1; max-width: 700px; }
.hero-overlay h1 { font-size: clamp(2rem, 5vw, 3.25rem); text-shadow: 0 2px 16px rgba(0,0,0,0.7); margin-bottom: 1rem; }
.hero-overlay .hero-desc { font-size: 1.05rem; font-weight: 300; margin-bottom: 1.75rem; text-shadow: 0 2px 12px rgba(0,0,0,0.7); }
.hero-badges { display: flex; gap: 1.5rem; margin-bottom: 2rem; flex-wrap: wrap; }
.hero-badges .badge-item { display: flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; font-weight: 600; text-shadow: 0 2px 10px rgba(0,0,0,0.7); }
.hero-cta-row { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.hero-cta-row a { color: #fff; }
.hero-cta-row .btn-primary { border-bottom-color: #fff; }
.hero-cta-row .btn-secondary { border-bottom-color: rgba(255,255,255,0.6); }

/* 중간 배너 */
.mid-banner { background: var(--primary); padding: 3rem 0; text-align: center; }
.mid-banner .container { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.mid-banner p { font-size: 1.15rem; font-weight: 700; color: #33312d; margin: 0; }

/* 서비스 카드 */
.service-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
@media (max-width: 1024px) { .service-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
.service-card { border: 1px solid var(--border); border-radius: var(--card-radius); overflow: hidden; display: block; transition: all 0.25s ease; }
.service-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: 0 12px 28px rgba(0,0,0,0.1); }
.service-card .thumb { aspect-ratio: 3/4; overflow: hidden; }
.service-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.service-card .body { padding: 1rem; }
.service-card .eyebrow { font-size: 0.7rem; letter-spacing: 0.05em; color: var(--text-muted); text-transform: uppercase; }
.service-card h3 { font-size: 1rem; margin: 0.3rem 0; }
.service-card p { font-size: 0.85rem; margin: 0 0 0.5rem; }

/* 프로세스 */
.process-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 768px) { .process-row { grid-template-columns: 1fr; } }
.process-step { text-align: center; }
.process-num { font-size: 2rem; font-weight: 800; color: var(--primary); margin-bottom: 0.5rem; }
.process-step h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.process-step p { font-size: 0.88rem; }

/* 회사소개 */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center; }
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; } }
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.about-stats .stat { text-align: center; border: 1px solid var(--border); border-radius: var(--card-radius); padding: 1.5rem 0.5rem; }
.about-stats .stat b { display: block; font-size: 1.6rem; color: var(--primary); }
.about-stats .stat span { font-size: 0.8rem; color: var(--text-muted); }

/* 고객 후기 */
.review-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
@media (max-width: 1024px) { .review-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .review-grid { grid-template-columns: 1fr; } }
.review-card { border: 1px solid var(--border); border-radius: var(--card-radius); padding: 1.5rem; }
.review-stars { display: flex; gap: 0.15rem; margin-bottom: 0.75rem; color: var(--primary); }
.review-text { font-size: 0.9rem; margin-bottom: 1rem; }
.review-author { display: flex; align-items: center; gap: 0.6rem; }
.review-avatar { width: 2.25rem; height: 2.25rem; border-radius: 50%; background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem; }
.review-author .name { font-weight: 700; font-size: 0.85rem; }
.review-author .loc { font-size: 0.75rem; color: var(--text-muted); }

/* 서비스 지역 */
.area-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
@media (max-width: 768px) { .area-grid { grid-template-columns: 1fr; } }
.area-card { border: 1px solid var(--border); border-radius: var(--card-radius); padding: 2rem 1.5rem; }
.area-card h3 { margin-bottom: 0.6rem; }
.area-card ul { margin: 0; padding-left: 1.1rem; font-size: 0.88rem; color: var(--text-muted); }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q { width: 100%; text-align: left; background: none; border: none; padding: 1.25rem 0; font-weight: 700;
  font-size: 1rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; color: var(--text); }
.faq-q .icon { transition: transform 0.25s ease; flex-shrink: 0; margin-left: 1rem; }
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; font-size: 0.9rem; color: var(--text-muted); }
.faq-item.open .faq-a { max-height: 400px; padding-bottom: 1.25rem; }

/* CTA 섹션 */
.cta-section { background: var(--bg-alt); text-align: center; }
.cta-badges { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; margin-bottom: 2rem; }
.cta-badges .badge-item { display: flex; align-items: center; gap: 0.4rem; font-size: 0.88rem; font-weight: 600; color: var(--text-muted); }
.cta-btn-row { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; }
.cta-btn-row .btn-primary { font-size: 1.1rem; }

/* Footer */
.site-footer { background: #2b2926; color: #d8d5cf; padding: 3.5rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #fff; font-size: 0.95rem; margin-bottom: 0.9rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.55rem; font-size: 0.85rem; }
.footer-biz { border-top: 1px solid #45423d; padding-top: 1.5rem; font-size: 0.78rem; color: #9c988f; line-height: 1.8; }

/* Floating 버튼 */
.floating-btns { position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 60; display: flex; flex-direction: column; gap: 0.6rem; }
.floating-btns a { display: flex; align-items: center; gap: 0.4rem; background: var(--text); color: #fff; padding: 0.75rem 1.1rem;
  border-radius: 9999px; font-size: 0.85rem; font-weight: 700; box-shadow: 0 8px 20px rgba(0,0,0,0.2); }
.floating-btns a.call { background: var(--primary); color: #33312d; }

/* 포트폴리오 카드 (grid-3) */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 1024px) { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .portfolio-grid { grid-template-columns: 1fr; } }
.portfolio-card { border: 1px solid var(--border); border-radius: var(--card-radius); overflow: hidden; transition: all 0.3s ease;
  cursor: pointer; text-decoration: none; display: block; }
.portfolio-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.14); border-color: var(--primary); }
.portfolio-card .card-thumb { aspect-ratio: 4/3; overflow: hidden; }
.portfolio-card .card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.portfolio-card:hover .card-thumb img { transform: scale(1.05); }
.portfolio-card .card-body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
.card-badge { font-size: 0.7rem; font-weight: 700; color: var(--text-muted); }
.card-title { font-weight: 800; font-size: 1rem; line-height: 1.4; color: var(--text); }
.card-sub { font-weight: 400; font-size: 0.85rem; color: var(--text-muted); }
.card-more { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); margin-top: 0.25rem; transition: color 0.3s ease; }
.portfolio-card:hover .card-more { color: var(--primary); }

/* 이미지 캡션 갤러리 (H-6) */
.gallery-section { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
.gallery-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
@media (max-width: 1024px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) {
  .gallery-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 0.75rem; }
  .gallery-card { flex: 0 0 42%; scroll-snap-align: start; }
}
.gallery-card { display: block; }
.gallery-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: var(--card-radius); }
.gallery-card figcaption { margin-top: 0.5rem; text-align: center; font-size: 0.85rem; font-weight: 600; color: var(--text); }

/* 시공사례 상세 */
.detail-hero { position: relative; min-height: 46vh; display: flex; align-items: flex-end; color: #fff; }
.detail-hero .hero-bg { position: absolute; inset: 0; }
.detail-hero .hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.detail-hero .hero-bg::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.detail-hero .container { position: relative; z-index: 1; padding-bottom: 2.5rem; }
.detail-hero .back-link { color: #fff; font-size: 0.85rem; margin-bottom: 1rem; display: inline-block; opacity: 0.85; }
.detail-hero h1 { font-size: clamp(1.6rem, 4vw, 2.5rem); text-shadow: 0 2px 10px rgba(0,0,0,0.4); }
.info-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; background: var(--bg-alt); border-radius: var(--card-radius); padding: 1.5rem; }
@media (max-width: 640px) { .info-bar { grid-template-columns: repeat(2, 1fr); } }
.info-bar .item b { display: block; font-size: 0.95rem; }
.info-bar .item span { font-size: 0.75rem; color: var(--text-muted); }
.ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 640px) { .ba-grid { grid-template-columns: 1fr; } }
.ba-col img { border-radius: var(--card-radius); aspect-ratio: 4/3; object-fit: cover; margin-bottom: 0.75rem; }
.quote-block { border-left: 3px solid var(--primary); padding: 1.5rem 1.5rem; background: var(--bg-alt); border-radius: 0 var(--card-radius) var(--card-radius) 0; }
.quote-block .sig { display: block; margin-top: 1rem; font-weight: 700; font-size: 0.85rem; color: var(--text-muted); }

.article-body p { line-height: 1.85; margin-bottom: 1.5rem; color: var(--text); }
.article-body h3 { font-size: 1.05rem; margin: 2rem 0 0.75rem; }
.article-body strong { font-weight: 700; background: linear-gradient(to bottom, transparent 62%, var(--primary) 62%); }
.article-body .pull-quote { border-left: 3px solid var(--primary); padding: 1.25rem 1.5rem; margin: 2rem 0; background: var(--bg-alt); font-size: 1.1rem; font-weight: 700; line-height: 1.6; }
.article-body .sig { display: block; margin-top: 1rem; font-weight: 700; font-size: 0.85rem; color: var(--text-muted); }

/* NSEO 전용 Primary 오버라이드 */
.nseo-page { --primary: #A8C8E8; }