@font-face {
  font-family: 'Paperlogy';
  src: url('https://cdn.jsdelivr.net/gh/9rum/Paperlogy@1.0.0/fonts/woff2/Paperlogy-4Regular.woff2') format('woff2');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Paperlogy';
  src: url('https://cdn.jsdelivr.net/gh/9rum/Paperlogy@1.0.0/fonts/woff2/Paperlogy-6SemiBold.woff2') format('woff2');
  font-weight: 600; font-display: swap;
}
@font-face {
  font-family: 'Paperlogy';
  src: url('https://cdn.jsdelivr.net/gh/9rum/Paperlogy@1.0.0/fonts/woff2/Paperlogy-7Bold.woff2') format('woff2');
  font-weight: 700; font-display: swap;
}
@font-face {
  font-family: 'Pretendard Variable';
  src: url('https://cdn.jsdelivr.net/npm/pretendard@1.3.9/dist/web/variable/woff2/PretendardVariable.woff2') format('woff2');
  font-weight: 100 900; font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --dark:    #2c3e3a;
  --text:    #2d3b38;
  --muted:   #7a9088;
  --orange:  #6bab96;
  --orange2: #52957f;
  --surface: #f0f7f5;
  --border:  #cce0d8;
  --white:   #ffffff;
  --radius:  0px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Paperlogy', 'Pretendard Variable', -apple-system, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  font-size: 17px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif KR', 'Paperlogy', 'Pretendard Variable', serif;
  word-break: keep-all;
}

/* ── 오버플로우 방지 ── */
html, body { overflow-x: hidden; }

/* ── 컨테이너 ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── 버튼 ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 13px 28px; font-weight: 700; font-size: 0.92rem;
  border: none; cursor: pointer; transition: background 0.2s, transform 0.1s;
  border-radius: var(--radius); white-space: nowrap; text-align: center;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: var(--orange2); }
.btn-dark { background: var(--dark); color: var(--white); }
.btn-dark:hover { background: #1e293b; }
.btn-outline { background: transparent; color: var(--dark); border: 2px solid var(--dark); }
.btn-outline:hover { background: var(--dark); color: var(--white); }

/* ── 섹션 공통 ── */
.section { padding: 104px 0; }
.section-alt { background: var(--surface); }

/* 섹션 간 경계 명확화 */
.section + .section,
.section + #trust-section,
#trust-section + .section,
.section + #brand-definition,
#brand-definition + .section {
  border-top: 1px solid var(--border);
}
/* 다크 섹션은 border 불필요 */
#trust-section { border-top: none !important; }
#trust-section + .section { border-top: none; }
#cta-section { border-top: none !important; }

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--orange); margin-bottom: 14px;
}
.section-label::before {
  content: ''; display: block;
  width: 20px; height: 2px; background: var(--orange); flex-shrink: 0;
}
.section-title { font-size: clamp(1.8rem, 3.2vw, 2.5rem); font-weight: 700; color: var(--dark); line-height: 1.2; }
.section-desc { color: var(--muted); margin-top: 14px; font-size: 1.05rem; max-width: 600px; line-height: 1.85; }
.section-head { margin-bottom: 52px; }

/* ── 헤더 ── */
#site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--dark); border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo { font-size: 1.35rem; font-weight: 700; color: var(--white); letter-spacing: -0.02em; }
.logo span { color: var(--orange); }

nav.main-nav { display: flex; gap: 32px; }
nav.main-nav a { color: rgba(255,255,255,0.82); font-size: 0.9rem; font-weight: 600; transition: color 0.2s; }
nav.main-nav a:hover { color: var(--white); }

.header-cta { display: flex; align-items: center; gap: 12px; }
.tel-link {
  color: var(--orange); font-weight: 700; font-size: 0.92rem;
  display: flex; align-items: center; gap: 6px;
}
.tel-link svg { width: 16px; height: 16px; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: 0.3s; }

/* 모바일 메뉴 */
#mobile-nav {
  display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0;
  background: var(--dark); z-index: 99; padding: 24px 20px;
  flex-direction: column; gap: 4px;
}
#mobile-nav.open { display: flex; }
#mobile-nav a {
  display: block; padding: 14px 0; color: var(--white);
  font-size: 1.05rem; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,0.08);
}
#mobile-nav .mob-cta { margin-top: 24px; }

/* ── 바디 패딩 (헤더 높이) ── */
body { padding-top: 64px; }

/* ── 시공사례 섹션 (최상단) ── */
#cases-section { background: var(--white); }

.cases-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 40px; flex-wrap: wrap; gap: 20px;
}
.cases-header > div { flex: 1 1 0; min-width: 0; }

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.case-card {
  position: relative; overflow: hidden; background: var(--dark);
  border-radius: var(--radius); cursor: pointer;
  aspect-ratio: 4/3;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: box-shadow 0.3s, transform 0.3s;
}
.case-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.14); transform: translateY(-3px); }
.case-card:hover .case-img { transform: scale(1.06); }

.case-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card .case-info {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 28px 14px 13px;
  background: linear-gradient(to top, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0) 100%);
  transition: background 0.3s;
}
.case-card:hover .case-info { background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.1) 100%); }
.case-tag { display: inline-block; font-size: 0.72rem; font-weight: 700; color: var(--orange); letter-spacing: 0.06em; margin-bottom: 4px; text-transform: uppercase; }
.case-title { font-size: 0.93rem; font-weight: 700; color: #fff; line-height: 1.35; }
.case-meta { font-size: 0.78rem; color: rgba(255,255,255,0.75); margin-top: 4px; }
.section-hint { font-size: 0.88rem; color: var(--muted); }

.more-btn-wrap { display: flex; justify-content: center; margin-top: 40px; }

/* ── 브랜드 소개 (히어로형) ── */
#brand-hero {
  background: var(--surface); color: var(--text); padding: 104px 0;
}
.brand-hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center;
}
.brand-hero-text .eyebrow { color: var(--orange); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 16px; }
.brand-hero-text h2 { font-size: clamp(1.9rem, 3.5vw, 2.8rem); font-weight: 700; line-height: 1.18; margin-bottom: 20px; color: var(--dark); }
.brand-hero-text p { color: var(--muted); line-height: 1.8; font-size: 0.97rem; }
.brand-hero-cta { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }

/* 포토 그리드 (2×2) */
.brand-hero-img { position: relative; }
.photo-grid-2x2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.photo-grid-2x2 img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
}
.photo-grid-2x2 img:first-child { grid-column: span 2; aspect-ratio: 16/7; }

/* ── 트러스트 통계 섹션 ── */
#trust-section {
  background: var(--dark); color: var(--white); padding: 96px 0; text-align: center;
}
.trust-eyebrow { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--orange); margin-bottom: 20px; }
.trust-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; margin-bottom: 12px; }
.trust-desc { color: rgba(255,255,255,0.6); font-size: 0.95rem; line-height: 1.7; max-width: 560px; margin: 0 auto 52px; }
.trust-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid rgba(255,255,255,0.1); }
.trust-stat { padding: 32px 20px; border-right: 1px solid rgba(255,255,255,0.1); }
.trust-stat:last-child { border-right: none; }
.trust-stat-num { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; color: var(--white); line-height: 1; }
.trust-stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.55); margin-top: 8px; }
.trust-certs { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 36px; }
.trust-cert { font-size: 0.78rem; color: rgba(255,255,255,0.55); border: 1px solid rgba(255,255,255,0.15); padding: 6px 14px; }

/* ── 서비스 섹션 ── */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
  background: var(--white); border: 1px solid var(--border);
  padding: 32px 28px;
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}
.service-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.09); transform: translateY(-3px); border-color: var(--orange); }
.service-icon { width: 40px; height: 40px; margin-bottom: 20px; color: var(--orange); }
.service-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.service-card p { font-size: 0.95rem; color: var(--muted); line-height: 1.75; }

/* ── 프로세스 ── */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step {
  padding: 32px 24px; position: relative; text-align: left;
  background: var(--white); border: 1px solid var(--border);
  transition: box-shadow 0.2s;
}
.process-step:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.07); }
.process-num {
  width: 44px; height: 44px; background: var(--orange); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; margin-bottom: 20px; font-style: italic;
}
.process-step h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.process-step p { font-size: 0.82rem; color: var(--muted); line-height: 1.65; }
.arrow-right { display: none; }

/* ── 서비스지역 ── */
.area-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.area-grid-4 { grid-template-columns: repeat(4, 1fr); }
.area-card { background: var(--white); border: 1px solid var(--border); padding: 28px 24px; }
.area-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--orange); }
.area-list { display: flex; flex-wrap: wrap; gap: 6px; }
.area-tag { font-size: 0.78rem; color: var(--muted); background: var(--surface); padding: 4px 10px; border: 1px solid var(--border); }

/* ── 브랜드 정의 (G-6) ── */
#brand-definition { background: var(--white); color: var(--text); padding: 104px 0; }
.brand-def-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.brand-def-left h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); font-weight: 700; line-height: 1.25; margin-bottom: 20px; color: var(--dark); }
.brand-def-left .highlight { color: var(--orange); }
.brand-def-left p { color: var(--muted); line-height: 1.85; font-size: 0.95rem; margin-bottom: 16px; }
.brand-def-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.brand-def-card { background: var(--surface); padding: 22px; border-left: 3px solid var(--orange); }
.brand-def-card h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.brand-def-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }

/* ── FAQ ── */
.faq-list { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 0; cursor: pointer; font-weight: 700; font-size: 1.02rem;
  color: var(--dark);
}
.faq-q .icon { width: 24px; height: 24px; flex-shrink: 0; transition: transform 0.3s; }
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a { display: none; padding: 0 0 22px; color: var(--muted); font-size: 0.97rem; line-height: 1.8; }
.faq-item.open .faq-a { display: block; }

/* ── CTA ── */
#cta-section { background: var(--orange); color: var(--white); padding: 72px 0; text-align: center; }
#cta-section h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; margin-bottom: 12px; }
#cta-section p { opacity: 0.88; margin-bottom: 32px; font-size: 1rem; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-white { background: var(--white); color: var(--orange); font-weight: 700; }
.btn-white:hover { background: #f1f5f9; }
.btn-dark-outline { background: transparent; color: var(--white); border: 2px solid var(--white); font-weight: 700; }
.btn-dark-outline:hover { background: rgba(255,255,255,0.12); }

/* ── 풋터 ── */
#site-footer { background: #1e2e2b; color: rgba(255,255,255,0.65); padding: 52px 0 32px; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand .logo { font-size: 1.2rem; margin-bottom: 14px; }
.footer-brand p { font-size: 0.82rem; line-height: 1.8; }
.footer-nav h4 { color: var(--white); font-size: 0.85rem; font-weight: 700; margin-bottom: 14px; }
.footer-nav ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-nav ul li a { font-size: 0.82rem; transition: color 0.2s; }
.footer-nav ul li a:hover { color: var(--white); }
.footer-biz { font-size: 0.78rem; line-height: 1.9; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; }
.footer-biz span { color: rgba(255,255,255,0.45); margin-right: 6px; }

/* ── 플로팅 ── */
#floating {
  position: fixed; right: 20px; bottom: 24px; z-index: 50;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  width: 52px; height: 52px; background: var(--dark); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  transition: background 0.2s, transform 0.2s; font-size: 0.75rem; font-weight: 700;
  text-align: center; line-height: 1.2;
}
.float-btn:hover { background: var(--orange); transform: scale(1.08); }
.float-btn.orange { background: var(--orange); }
.float-btn.orange:hover { background: var(--orange2); }

/* ── 상담 페이지 ── */
.consultation-wrap { max-width: 640px; margin: 0 auto; }
.consult-step { display: flex; gap: 16px; margin-bottom: 28px; align-items: flex-start; }
.consult-num {
  width: 32px; height: 32px; background: var(--orange); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; flex-shrink: 0;
}
.consult-step-text h4 { font-weight: 700; margin-bottom: 4px; }
.consult-step-text p { font-size: 0.88rem; color: var(--muted); }
.consult-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 36px; }
.consult-btns a { display: block; padding: 18px; text-align: center; font-weight: 700; font-size: 1rem; }
.sms-btn { background: var(--dark); color: var(--white); }
.tel-btn { background: var(--orange); color: var(--white); }

/* ── 케이스 상세 ── */
.case-detail-header { padding: 48px 0 32px; border-bottom: 1px solid var(--border); margin-bottom: 48px; }
.case-detail-meta { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 12px; }
.meta-item { display: flex; align-items: center; gap: 6px; font-size: 0.85rem; color: var(--muted); }
.meta-item strong { color: var(--dark); font-weight: 600; }

.story-block { margin-bottom: 36px; }
.story-block img { width: 100%; margin: 20px 0; }
.story-block figcaption { font-size: 0.8rem; color: var(--muted); padding: 8px 12px; background: var(--surface); border-left: 3px solid var(--orange); }
.story-text h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.story-text p { color: var(--muted); line-height: 1.8; font-size: 0.95rem; }

.summary-box { background: var(--surface); border-left: 4px solid var(--orange); padding: 24px 28px; margin: 36px 0; }
.summary-box h4 { font-weight: 700; margin-bottom: 14px; }
.summary-box ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.summary-box ul li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--muted); }
.summary-box ul li::before { content: '—'; color: var(--orange); font-weight: 700; flex-shrink: 0; }

.quote-box { background: var(--dark); color: var(--white); padding: 28px; margin: 36px 0; }
.quote-box blockquote { font-size: 0.97rem; line-height: 1.75; color: rgba(255,255,255,0.85); font-style: italic; margin-bottom: 12px; }
.quote-box cite { font-size: 0.82rem; color: var(--orange); font-weight: 700; font-style: normal; }

.related-cases { border-top: 1px solid var(--border); padding-top: 40px; margin-top: 48px; }
.related-cases h3 { font-size: 1rem; font-weight: 700; margin-bottom: 20px; }
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.related-card { display: flex; gap: 14px; align-items: center; border: 1px solid var(--border); padding: 12px; transition: border-color 0.2s; }
.related-card:hover { border-color: var(--orange); }
.related-card img { width: 72px; height: 56px; object-fit: cover; flex-shrink: 0; }
.related-card-text { font-size: 0.85rem; }
.related-card-text .tag { font-size: 0.72rem; color: var(--orange); font-weight: 700; }
.related-card-text strong { display: block; font-weight: 600; margin-top: 2px; line-height: 1.3; }

/* ── NSEO 페이지 ── */
.nseo-hero { background: var(--dark); color: var(--white); padding: 64px 0; }
.nseo-hero h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; margin-bottom: 14px; }
.nseo-hero p { color: rgba(255,255,255,0.72); font-size: 1rem; max-width: 560px; }
.nseo-content { padding: 64px 0; }
.nseo-content h2 { font-size: 1.4rem; font-weight: 700; margin: 36px 0 14px; }
.nseo-content h3 { font-size: 1.1rem; font-weight: 700; margin: 24px 0 10px; color: var(--dark); }
.nseo-content p { color: var(--muted); line-height: 1.85; margin-bottom: 14px; font-size: 1.02rem; }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 20px 0 28px; }
.nseo-table { width: 100%; border-collapse: collapse; min-width: 480px; }
.nseo-table th, .nseo-table td { border: 1px solid var(--border); padding: 13px 16px; text-align: left; font-size: 0.97rem; }
.nseo-table th { background: var(--surface); font-weight: 700; }
.nseo-check ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.nseo-check li { display: flex; gap: 10px; font-size: 1rem; color: var(--muted); }
.nseo-check li::before { content: '—'; color: var(--orange); font-weight: 700; }
.nseo-faq { margin-top: 48px; }
.case-link-box { background: var(--surface); border: 1px solid var(--border); padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; margin-top: 48px; }
.case-link-box p { font-size: 0.95rem; color: var(--muted); }
.case-link-box strong { display: block; font-weight: 700; color: var(--dark); margin-bottom: 4px; }

/* ── 브레드크럼 ── */
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 0.8rem; color: var(--muted); margin-bottom: 20px; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb span { color: var(--border); }

/* ── 사이트맵 페이지 ── */
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sitemap-col h3 { font-weight: 700; font-size: 0.95rem; padding-bottom: 10px; border-bottom: 2px solid var(--orange); margin-bottom: 14px; }
.sitemap-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.sitemap-col ul li a { font-size: 0.88rem; color: var(--muted); }
.sitemap-col ul li a:hover { color: var(--orange); }

/* ── 반응형 ── */
@media (max-width: 1024px) {
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .brand-hero-inner, .brand-def-inner { grid-template-columns: 1fr; gap: 40px; }
  .trust-stats { grid-template-columns: repeat(2, 1fr); }
  .trust-stat:nth-child(2) { border-right: none; }
  .trust-stat:nth-child(3) { border-top: 1px solid rgba(255,255,255,0.1); }
  .trust-stat:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.1); }
  .area-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  body { padding-top: 64px; }
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  #brand-hero, #brand-definition, #trust-section { padding: 56px 0; }
  nav.main-nav, .header-cta { display: none; }
  .hamburger { display: flex; }

  /* 시공사례 */
  .cases-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .cases-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .cases-header .btn { width: 100%; justify-content: center; }

  /* 서비스 */
  .services-grid { grid-template-columns: 1fr; gap: 12px; }
  .service-card { padding: 24px 20px; }

  /* 프로세스 */
  .process-steps { grid-template-columns: 1fr; gap: 12px; }

  /* 서비스지역 */
  .area-grid, .area-grid-4 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .area-card { padding: 20px 16px; }

  /* 트러스트 */
  .trust-stats { grid-template-columns: repeat(2, 1fr); }
  .trust-cert { font-size: 0.72rem; padding: 5px 10px; }

  /* 브랜드 */
  .brand-hero-img { display: none; }
  .brand-def-cards { grid-template-columns: 1fr; gap: 10px; }
  .brand-def-card { padding: 16px; }
  .photo-grid-2x2 { display: none; }

  /* 푸터 */
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }

  /* 기타 */
  .related-grid { grid-template-columns: 1fr; }
  .sitemap-grid { grid-template-columns: 1fr; }
  .consult-btns { grid-template-columns: 1fr; }

  /* CTA */
  .cta-btns { flex-direction: column; align-items: stretch; }
  .cta-btns .btn { width: 100%; }

  /* 버튼 */
  .btn { padding: 13px 22px; font-size: 0.88rem; }

  /* FAQ */
  .faq-list { max-width: 100%; }
  .faq-q { font-size: 0.9rem; gap: 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .section { padding: 48px 0; }
  #brand-hero, #brand-definition, #trust-section { padding: 48px 0; }

  /* 헤더 */
  .logo { font-size: 1.15rem; }

  /* 시공사례 */
  .cases-grid { grid-template-columns: 1fr; gap: 10px; }
  .case-card { aspect-ratio: 4/3; }

  /* 서비스지역 */
  .area-grid-4 { grid-template-columns: 1fr; }

  /* 트러스트 */
  .trust-stats { grid-template-columns: repeat(2, 1fr); }
  .trust-stat { padding: 24px 12px; }
  .trust-stat-num { font-size: 1.6rem; }

  /* 섹션 헤더 */
  .section-title { font-size: 1.5rem; }
  .section-desc { font-size: 0.92rem; }
  .section-head { margin-bottom: 32px; }

  /* 버튼 전체폭 → 브랜드히어로 */
  .brand-hero-cta { flex-direction: column; }
  .brand-hero-cta .btn { width: 100%; }

  /* 더보기 버튼 */
  .more-btn-wrap .btn { width: 100%; justify-content: center; }

  /* NSEO 히어로 */
  .nseo-hero { padding: 40px 0; }
  .nseo-hero h1 { font-size: 1.5rem; }
}