/* ==== 디자인 토큰 (그레이 베이스 + 러스트 액센트 1) ==== */
:root {
  --c-primary:    #4A4844;
  --c-primary-2:  #64615A;
  --c-primary-3:  #78756D;
  --c-accent:     #C1611F;
  --c-accent-2:   #D97D40;
  --c-accent-text: #9C4C18;

  --c-bg:         #FFFFFF;
  --c-bg-soft:    #F6F5F3;
  --c-bg-warm:    #ECEAE5;
  --c-border:     #DBD8D2;
  --c-border-2:   #E8E6E1;

  --c-text:       #262420;
  --c-text-sub:   #6B6862;
  --c-text-light: #9C978D;
  --c-white:      #FFFFFF;

  --text-on-light: #262420;
  --text-on-dark:  #FFFFFF;

  --font-display: 'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
  --font-body:    'Pretendard Variable', 'Apple SD Gothic Neo', sans-serif;

  --fs-sm: 0.9rem;
  --fs-base: 1rem;
  --fs-lg: 1.15rem;
  --fs-xl: 1.4rem;
  --fs-2xl: 1.8rem;
  --fs-3xl: 2.3rem;
  --fs-4xl: 2.9rem;

  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;

  --radius-sm: 4px;
  --radius-btn: 4px;
  --radius-card: 6px;
  --radius-lg: 6px;

  --trans-fast: .18s ease;
  --trans-base: .3s ease;
  --trans-slow: .5s cubic-bezier(.25,.46,.45,.94);

  --shadow-card: 0 4px 16px rgba(38, 36, 32, 0.10);
  --shadow-card-hover: 0 10px 28px rgba(38, 36, 32, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-bg);
  font-size: var(--fs-base);
  line-height: 1.7;
  padding-top: 68px;
  padding-bottom: 0;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; margin: 0 0 var(--space-4); color: var(--c-text); }
p { margin: 0 0 var(--space-4); }
ul { margin: 0; padding: 0; list-style: none; }

* {
  word-break: keep-all;
  overflow-wrap: break-word;
}

.section {
  padding: var(--space-24) var(--space-6);
  padding-left: max(var(--space-6), calc((100vw - 1200px) / 2 + var(--space-6)));
  padding-right: max(var(--space-6), calc((100vw - 1200px) / 2 + var(--space-6)));
}
.section-soft { background: var(--c-bg-soft); }
.section-warm { background: var(--c-bg-warm); }
.section-dark { background: var(--c-primary); color: var(--text-on-dark); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--text-on-dark); }
.section-title { font-size: var(--fs-3xl); text-align: center; margin-bottom: var(--space-8); }
.section-eyebrow { color: var(--c-accent-text); font-weight: 700; font-size: var(--fs-sm); letter-spacing: .04em; display: block; margin-bottom: var(--space-2); text-align: center; }

/* ==== 버튼 ==== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: var(--radius-btn); font-weight: 700;
  font-size: var(--fs-base); border: 2px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--c-primary); color: var(--c-white); box-shadow: 0 4px 16px rgba(38,36,32,.25); transition: background var(--trans-fast), transform var(--trans-fast); }
.btn-outline { background: transparent; border-color: var(--c-white); color: var(--c-white); transition: background var(--trans-fast), transform var(--trans-fast); }
.section:not(.section-dark) .btn-outline { border-color: var(--c-primary); color: var(--c-primary); }
@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover { background: var(--c-primary-2); transform: translateY(-2px); }
  .btn-outline:hover { background: rgba(0,0,0,.05); transform: translateY(-2px); }
  .related-card:hover, .card:hover, .cat-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-3px); border-top-color: var(--c-accent); }
  .related-card:hover img, .cat-card:hover img { transform: scale(1.05); }
  .cat-card:hover img { filter: grayscale(0%); }
  .case-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-3px); }
  .case-card:hover img { transform: scale(1.05); }
  .card:hover .card-link .arrow, .cat-card:hover .card-link .arrow, .related-card:hover .card-link .arrow { transform: translateX(4px); }
}
.btn:active { transform: scale(.98); }

/* ==== 헤더 ==== */
.site-header { position: fixed; top: 0; left: 0; right: 0; height: 68px; z-index: 50; background: rgba(246,245,243,.95); backdrop-filter: blur(12px) saturate(140%); border-top: 3px solid var(--c-primary); border-bottom: 1px solid var(--c-border-2); transition: box-shadow var(--trans-base); }
.site-header.scrolled { box-shadow: 0 4px 20px rgba(38,36,32,.10); }
.site-header-inner { max-width: 1200px; height: 68px; margin: 0 auto; padding: 0 var(--space-6); display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.hdr-logo { font-family: var(--font-display); font-weight: 800; font-size: var(--fs-xl); color: var(--c-primary); }
.hdr-nav { display: flex; gap: var(--space-6); font-weight: 600; }
.hdr-nav a { position: relative; padding-bottom: 2px; }
.hdr-nav a::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; background: var(--c-accent); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
@media (hover: hover) and (pointer: fine) {
  .hdr-nav a:hover::after { transform: scaleX(1); }
}
.hdr-phone { display: inline-flex; align-items: center; gap: 8px; background: var(--c-primary); color: var(--c-white); padding: 10px 20px; border-radius: var(--radius-btn); font-weight: 700; }
.hdr-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.hdr-hamburger span { width: 24px; height: 2px; background: var(--c-text); display: block; }
.mob-nav { display: none; position: fixed; top: 0; right: -100%; width: 78%; max-width: 320px; height: 100vh; background: var(--c-white); z-index: 100; flex-direction: column; padding: var(--space-24) var(--space-6); gap: var(--space-6); font-weight: 700; font-size: var(--fs-lg); transition: right .3s ease; box-shadow: -8px 0 24px rgba(0,0,0,.12); }
.mob-nav.open { right: 0; }

/* ==== 히어로 (풀블리드: 카피는 1200px 컨테이너 기준, 사진은 뷰포트 끝까지) ==== */
.hero { background: var(--c-bg-soft); overflow: hidden; }
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; align-items: stretch;
  min-height: clamp(460px, 78vh, 760px);
}
.hero-copy {
  order: 1; align-self: center; width: 100%;
  padding: var(--space-8) var(--space-6) var(--space-8) max(var(--space-6), calc((100vw - 1200px) / 2 + var(--space-6)));
  border-left: 3px solid var(--c-accent);
}
.hero-media { order: 2; position: relative; height: 100%; min-height: clamp(320px, 50vh, 560px); overflow: hidden; }
.hero-slides { position: absolute; inset: 0; z-index: 0; }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.2s ease; }
.hero-slide.active { opacity: 1; }
.hero-badge { display: inline-block; background: var(--c-bg-warm); color: var(--c-accent-text); font-weight: 700; padding: 8px 18px; border-radius: 999px; margin-bottom: var(--space-4); letter-spacing: .02em; }
.hero h1 { position: relative; display: block; font-size: clamp(2.8rem, 6vw, 4.5rem); line-height: 1.05; letter-spacing: -0.02em; color: var(--text-on-light); max-width: 560px; padding-bottom: var(--space-4); }
.hero h1::after { content: ''; position: absolute; left: 0; bottom: 0; width: 64px; height: 3px; background: var(--c-accent); }
.hero-sub { font-size: var(--fs-lg); color: var(--c-text-sub); max-width: 520px; margin-bottom: var(--space-8); }
.hero-cta-row { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.hero .btn-outline { border-color: var(--c-primary); color: var(--c-primary); }
.hero-microcopy { color: var(--c-text-light); font-size: var(--fs-sm); margin: var(--space-3) 0 0; }
.hero-badge-row { display: flex; flex-wrap: wrap; gap: var(--space-4) var(--space-6); margin-top: var(--space-6); }
.hero-badge-row .hbr-item { display: inline-flex; align-items: center; gap: 8px; font-size: var(--fs-sm); color: var(--c-text-sub); font-weight: 600; }
.hero-badge-row .hbr-item svg { color: var(--c-accent-text); flex-shrink: 0; }
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; min-height: auto; }
  .hero-media { order: -1; height: auto; min-height: 0; aspect-ratio: 16/9; }
  .hero-copy { border-left: none; border-top: 3px solid var(--c-accent); padding: var(--space-4) var(--space-6) var(--space-8); margin-left: 0; max-width: none; }
}

/* ==== 트러스트바 (히어로 직후 다크 풀블리드 스트립) ==== */
.trust-bar { background: var(--c-primary); color: var(--text-on-dark); }
.trust-bar-inner { max-width: 1200px; margin: 0 auto; padding: var(--space-8) var(--space-6); display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-8); }
.trust-bar-items { display: flex; flex: 1 1 auto; flex-wrap: wrap; gap: var(--space-8); }
.trust-item { display: flex; align-items: center; gap: var(--space-3); }
.trust-item-icon { width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.14); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.trust-item-label { font-weight: 800; display: block; }
.trust-item-sub { display: block; font-size: var(--fs-sm); opacity: .8; font-weight: 600; }
@media (max-width: 768px) {
  .trust-bar-inner { flex-direction: column; align-items: flex-start; gap: var(--space-6); }
  .trust-bar-items { gap: var(--space-6); }
}

/* ==== 히어로(텍스트 전용 — 사진 규칙 면제 페이지: 가이드/상담/사이트맵/404) ==== */
.hero-simple { position: relative; display: flex; align-items: center; overflow: hidden; background: linear-gradient(135deg, var(--c-primary), var(--c-primary-3)); }
.hero-simple .hero-content { position: relative; z-index: 2; max-width: 1200px; margin: 0 auto; padding: var(--space-16) var(--space-6); width: 100%; }
.hero-simple .hero-badge { background: var(--c-white); }
.hero-simple h1 { font-size: clamp(2rem, 4.2vw, var(--fs-4xl)); line-height: 1.1; letter-spacing: -0.02em; color: var(--c-white); text-shadow: 0 2px 12px rgba(0,0,0,.35); max-width: 720px; }
.hero-simple .hero-sub { font-size: var(--fs-lg); color: var(--c-white); text-shadow: 0 2px 10px rgba(0,0,0,.4); max-width: 600px; margin-bottom: var(--space-8); }
.hero-simple .hero-cta-row { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.hero-simple .hero-microcopy { color: var(--c-white); opacity: .85; font-size: var(--fs-sm); margin: var(--space-3) 0 0; text-shadow: 0 1px 6px rgba(0,0,0,.4); }

/* ==== 그리드 ==== */
.dp-g2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); }
.dp-g3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.dp-stat3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); text-align: center; align-items: center; }
@media (max-width: 768px) { .dp-g2, .dp-g3 { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .dp-stat3 { grid-template-columns: 1fr; gap: var(--space-4); } }

/* ==== 카드 ==== */
.card { background: var(--c-white); border: 1px solid var(--c-border-2); border-top: 2px solid transparent; border-radius: var(--radius-card); padding: var(--space-6); box-shadow: var(--shadow-card); transition: box-shadow .2s, transform .2s, border-top-color .2s; }
.card h3 { font-size: var(--fs-lg); }
.card-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: var(--space-3); }
.badge { background: rgba(38,36,32,.07); color: var(--c-accent-text); font-size: var(--fs-sm); font-weight: 700; padding: 4px 12px; border-radius: 999px; text-transform: uppercase; letter-spacing: .08em; }
@media (max-width: 768px) { .card-badges { flex-direction: column; align-items: flex-start; gap: 6px; } }

/* ==== 카드 아이콘칩 + 화살표 링크(옵션) ==== */
.card-icon { width: 48px; height: 48px; border-radius: 50%; background: var(--c-bg-warm); color: var(--c-accent-text); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-3); }
.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: var(--space-3); font-weight: 700; color: var(--c-primary); }
.card-link .arrow { display: inline-block; transition: transform .2s ease; }

/* ==== 카테고리 인덱스 플레이트(6가지 검색 조건 — 현장사진은 평소 톤다운, hover 시 실제 컬러로) ==== */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); margin-top: var(--space-8); }
@media (max-width: 768px) { .cat-grid { grid-template-columns: 1fr; } }
.cat-card { display: block; background: var(--c-white); border: 1px solid var(--c-border-2); border-top: 2px solid transparent; border-radius: var(--radius-card); overflow: hidden; padding: var(--space-3); transition: box-shadow .2s, transform .2s, border-top-color .2s; }
.cat-card-media { display: block; aspect-ratio: 4/3; overflow: hidden; border-radius: var(--radius-sm); background: var(--c-bg-warm); }
.cat-card img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(75%) contrast(1.05); transition: transform .4s ease, filter .5s ease; }
.cat-card-body { display: block; padding: var(--space-4) var(--space-2) 0; }
.cat-card-tag { display: inline-block; margin-bottom: var(--space-2); }
.cat-card-title { display: block; font-size: var(--fs-lg); font-weight: 800; margin-bottom: 4px; }
.cat-card-desc { display: block; color: var(--c-text-sub); font-size: var(--fs-sm); margin-bottom: var(--space-2); }

/* ==== 시공 사례 갤러리(현장별 전/후 세트로 묶어서 표시) ==== */
.case-gallery { display: flex; flex-wrap: wrap; gap: var(--space-8); margin-top: var(--space-8); }
.case-set { display: flex; gap: var(--space-3); flex: 1 1 480px; max-width: 560px; }
.case-card { flex: 1 1 0; max-width: none; position: relative; background: var(--c-white); border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); transition: box-shadow .2s, transform .2s; }
.case-card img { aspect-ratio: 4/3; object-fit: cover; transition: transform .4s ease; }
.case-card-badge { position: absolute; top: 12px; left: 12px; padding: 4px 14px; border-radius: 999px; font-weight: 700; font-size: var(--fs-sm); color: var(--c-white); }
.case-card-badge.is-before { background: rgba(38,36,32,.75); }
.case-card-badge.is-after { background: var(--c-accent); }
.case-card-label { display: block; padding: var(--space-3) var(--space-4); font-weight: 700; }
@media (max-width: 768px) { .case-gallery { flex-direction: column; } .case-set { flex-direction: column; max-width: none; } }

/* ==== 상담 tel/sms 카드 ==== */
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); margin-top: var(--space-8); }
.contact-card { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-2); padding: var(--space-8) var(--space-6); border-radius: var(--radius-lg); border: 1px solid var(--c-border-2); border-top: 3px solid transparent; box-shadow: var(--shadow-card); transition: box-shadow var(--trans-base), transform var(--trans-base), border-top-color var(--trans-base); }
.contact-card-icon { font-size: 1.6rem; width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-2); }
.contact-card--tel { background: var(--c-white); }
.contact-card--tel .contact-card-icon { background: var(--c-primary); color: var(--c-white); }
.contact-card--sms { background: var(--c-bg-warm); }
.contact-card--sms .contact-card-icon { background: var(--c-accent); color: var(--c-white); }
.contact-card-title { font-weight: 800; font-size: var(--fs-lg); }
.contact-card-num { font-weight: 800; font-size: var(--fs-xl); color: var(--c-primary); }
.contact-card-desc { color: var(--c-text-sub); font-size: var(--fs-sm); }
@media (hover: hover) and (pointer: fine) {
  .contact-card:hover { border-top-color: var(--c-accent); box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
}
@media (max-width: 768px) { .contact-cards { grid-template-columns: 1fr; } }

/* ==== 관련페이지 카드(썸네일) ==== */
.related-grid { margin-top: var(--space-8); }
.related-card { background: var(--c-white); border: 1px solid var(--c-border-2); border-top: 2px solid transparent; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); transition: box-shadow .2s, transform .2s, border-top-color .2s; display: flex; flex-direction: column; }
.related-card[hidden] { display: none; }
.related-card img { aspect-ratio: 4/3; object-fit: cover; transition: transform .4s ease; }
.related-card-tag { align-self: flex-start; margin: var(--space-3) var(--space-4) 0; background: rgba(38,36,32,.07); color: var(--c-accent-text); font-size: var(--fs-sm); font-weight: 700; padding: 3px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: .06em; }
.related-card-body { display: flex; flex-direction: column; gap: 4px; padding: var(--space-4); flex: 1; }
.related-card-title { font-weight: 700; }
.related-card-desc { color: var(--c-text-sub); font-size: var(--fs-sm); }
.related-card-body .card-link { margin-top: auto; }
.related-card-cta { background: var(--c-primary); color: var(--c-white); align-items: center; justify-content: center; min-height: 220px; }
.related-card-cta-inner { padding: var(--space-6); text-align: center; }
.related-card-cta-label { display: block; font-size: var(--fs-lg); font-weight: 800; }
.related-card-cta-sub { display: block; margin-top: var(--space-2); opacity: .85; font-size: var(--fs-sm); }
.related-more-btn { grid-column: 1 / -1; justify-self: center; background: transparent; border: 2px solid var(--c-primary); color: var(--c-primary); border-radius: var(--radius-btn); padding: 12px 28px; font-weight: 700; cursor: pointer; margin-top: var(--space-2); }
@media (hover: hover) and (pointer: fine) { .related-more-btn:hover { background: rgba(0,0,0,.05); } }

/* ==== 가이드 링크 pill ==== */
.guide-link-row { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }
.guide-link-pill { border: 1px solid var(--c-border); border-radius: 999px; padding: 10px 20px; font-weight: 700; color: var(--c-primary-2); }
.guide-link-pill-cta { background: var(--c-primary); color: var(--c-white); border-color: var(--c-primary); }

/* ==== Before/After ==== */
.ba-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); margin: var(--space-8) 0; }
.ba-item { position: relative; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); }
.ba-item img { aspect-ratio: 4/3; object-fit: cover; }
.ba-label { position: absolute; top: 12px; left: 12px; background: rgba(38,36,32,.75); color: var(--c-white); padding: 4px 14px; border-radius: 999px; font-weight: 700; font-size: var(--fs-sm); }
@media (max-width: 600px) { .ba-wrap { grid-template-columns: 1fr; } }

/* ==== 프로세스/타임라인 (PC: 넓게 퍼지는 좌측정렬 4열 카드, 모바일: 세로 스택) ==== */
.proc-list { display: flex; list-style: none; margin: var(--space-8) 0 0; padding: 0; gap: var(--space-8); align-items: stretch; }
.proc-step { flex: 1; position: relative; text-align: left; }
.proc-step-label { display: block; font-size: var(--fs-sm); font-weight: 800; color: var(--c-accent-text); letter-spacing: .06em; margin-bottom: var(--space-2); }
.proc-icon, .proc-num { position: relative; z-index: 1; margin: 0 0 var(--space-3); width: 48px; height: 48px; border-radius: 50%; background: var(--c-accent); color: var(--c-white); display: flex; align-items: center; justify-content: center; font-weight: 800; }
.proc-step:not(:last-child)::after { content: '›'; position: absolute; top: 49px; left: 100%; transform: translate(-50%, -50%); font-size: 28px; font-weight: 700; line-height: 1; color: var(--c-border); z-index: 2; }
.proc-step p { font-weight: 700; }
.proc-step-desc { font-weight: 400 !important; color: var(--c-text-sub); font-size: var(--fs-sm); margin-top: 4px; }
.section-dark .proc-step { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-card); padding: var(--space-6); }
.section-dark .proc-step:not(:last-child)::after { top: 73px; color: rgba(255,255,255,.3); }
/* 순차 등장: anim-delay 유틸(80ms 간격)보다 뚜렷하게 한 단계씩 보이도록 스텝 전용 간격 지정 */
.proc-list .proc-step:nth-child(1) { transition-delay: .1s; }
.proc-list .proc-step:nth-child(2) { transition-delay: .25s; }
.proc-list .proc-step:nth-child(3) { transition-delay: .4s; }
.proc-list .proc-step:nth-child(4) { transition-delay: .55s; }
.section-subtitle { max-width: 560px; margin: 0 auto var(--space-8); color: var(--c-text-sub); text-align: center; }
.section-title + .section-subtitle { margin-top: calc(var(--space-3) - var(--space-8)); }
.section-dark .section-subtitle { color: var(--text-on-dark); opacity: .8; }
.section-dark .section-eyebrow, .section-dark .proc-step-label { color: var(--c-accent-2); }
.section-dark .proc-step-desc { color: var(--text-on-dark); opacity: .75; }
@media (max-width: 900px) {
  .proc-list { flex-direction: column; gap: var(--space-4); }
  .proc-step { padding: var(--space-4) 0; }
  .section-dark .proc-step { padding: var(--space-4); }
  .proc-step:not(:last-child)::after { display: none; }
}

/* ==== 비교표 ==== */
.compare-wrap { overflow-x: auto; margin-top: var(--space-8); }
table.compare { width: 100%; border-collapse: collapse; min-width: 480px; }
table.compare th, table.compare td { padding: 14px 16px; border: 1px solid var(--c-border-2); text-align: left; }
table.compare th { background: var(--c-bg-warm); font-family: var(--font-display); }

/* ==== FAQ ==== */
.faq-list { margin-top: var(--space-8); }
.faq-item { border-bottom: 1px solid var(--c-border-2); padding: var(--space-4) 0; }
.faq-q { cursor: pointer; font-weight: 700; font-size: var(--fs-lg); list-style: none; }
.faq-q::-webkit-details-marker { display: none; }
.faq-a { overflow: hidden; padding-top: var(--space-3); color: var(--c-text-sub); }

/* ==== CTA 밴드 ==== */
.cta-band {
  text-align: center;
  background-image: linear-gradient(rgba(38,36,32,.88), rgba(38,36,32,.88)), url('/assets/images/round-manhole-cover-after.webp');
  background-size: cover; background-position: center;
}
.cta-band h2 { color: var(--text-on-dark); font-size: clamp(1.8rem, 4vw, 2.6rem); max-width: 720px; margin: 0 auto var(--space-4); }
.cta-band p { font-size: var(--fs-lg); max-width: 600px; margin: 0 auto var(--space-8); opacity: .9; }

/* ==== 카운터 ==== */
.counter-num { font-size: var(--fs-3xl); font-weight: 800; color: var(--c-primary); }
.counter-label { color: var(--c-text-sub); font-weight: 600; }

/* ==== 모바일 하단 바 / 플로팅 CTA ==== */
#mob-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 60; background: var(--c-white); border-top: 1px solid var(--c-border); padding: 10px 16px; }
.mob-bar-btn { display: block; text-align: center; background: var(--c-primary); color: var(--c-white); padding: 14px; border-radius: var(--radius-btn); font-weight: 800; }
#float-cta {
  display: flex; position: fixed; right: 28px; bottom: 28px; z-index: 60;
  width: 64px; height: 64px; border-radius: 50%; background: var(--c-accent);
  color: var(--c-white); align-items: center; justify-content: center;
  text-align: center; font-size: var(--fs-sm); font-weight: 800; line-height: 1.2;
  box-shadow: 0 6px 20px rgba(38,36,32,.25);
  animation: pulse-ring 3s ease-in-out infinite;
}
@media (max-width: 768px) { #float-cta { display: none; } }
@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 6px 20px rgba(38,36,32,.25), 0 0 0 0 rgba(193,97,31,.35); }
  50% { box-shadow: 0 6px 20px rgba(38,36,32,.25), 0 0 0 12px rgba(193,97,31,0); }
}

/* ==== 스크롤 리빌 (JS 미실행 시 기본 노출 — js-ready 클래스가 붙어야만 애니메이션 적용) ====
   design.md의 anim-fade-up/anim-fade-left/anim-scale/anim-delay-1~5 스태거를 .reveal
   위에 얹는 방식으로 구현 — JS는 .reveal/.in만 토글하면 되므로 로직 변경이 필요 없다. */
.reveal { opacity: 1; transform: none; }
.js-ready .reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--trans-slow), transform var(--trans-slow); }
.js-ready .reveal.in { opacity: 1; transform: translateY(0); }

.js-ready .reveal.anim-fade-up { transform: translateY(36px); }
.js-ready .reveal.anim-fade-left { transform: translateX(-36px); }
.js-ready .reveal.anim-scale { transform: scale(.92); }
.js-ready .reveal.anim-fade-up.in,
.js-ready .reveal.anim-fade-left.in,
.js-ready .reveal.anim-scale.in { transform: none; opacity: 1; }
/* anim-fade-left는 36px로 폭이 작지만 혹시 모를 가로스크롤을 body 전역 overflow-x:hidden으로 이중 차단한다 */

.anim-delay-1 { transition-delay: .08s; }
.anim-delay-2 { transition-delay: .16s; }
.anim-delay-3 { transition-delay: .24s; }
.anim-delay-4 { transition-delay: .32s; }
.anim-delay-5 { transition-delay: .40s; }

/* ==== 반응형 ==== */
.hero-simple { min-height: 420px; }
@media (max-width: 1150px) {
  .site-header-inner, .hero-inner, .section, .site-footer-inner { padding-left: var(--space-4); padding-right: var(--space-4); }
}
@media (max-width: 1024px) {
  .section { padding: var(--space-16) var(--space-4); }
}
@media (max-width: 768px) {
  .hdr-nav, .hdr-phone { display: none; }
  .hdr-hamburger { display: flex; }
  .mob-nav { display: flex; }
  #mob-bar { display: block; }
  body { padding-bottom: 64px; }
  .hero-simple { min-height: 360px; }
  .ba-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .dp-g3, .dp-g2, .dp-stat3 { grid-template-columns: 1fr; }
}

.br-mobile { display: none; }
.br-desktop { display: inline; }
@media (max-width: 768px) {
  .br-mobile { display: inline; }
  .br-desktop { display: none; }
}

/* ==== 애니메이션 ==== */
@keyframes hero-drift { 0%,100% { transform: scale(1.02) translateY(0); } 50% { transform: scale(1.06) translateY(-8px); } }
.hero-slide.active { animation: hero-drift 14s ease-in-out infinite; }

/* ==== 시맨틱 유틸 ==== */
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.err-page .err-section { text-align: center; padding: var(--space-24) var(--space-6); }
.err-actions { display: flex; gap: var(--space-4); justify-content: center; margin-top: var(--space-6); }

/* ==== 푸터 ==== */
.site-footer { background: var(--c-text); color: var(--text-on-dark); border-top: 2px solid var(--c-accent); }
.site-footer-inner { max-width: 1200px; margin: 0 auto; padding: 4rem var(--space-6) 2rem; display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: var(--space-8); }
.footer-col { display: flex; flex-direction: column; gap: 6px; }
.footer-col a { color: var(--text-on-dark); opacity: .85; }
.footer-heading { font-size: var(--fs-base); font-weight: 800; margin-bottom: var(--space-2); color: var(--text-on-dark); }
.footer-col p { margin: 0; opacity: .85; font-size: var(--fs-sm); }
@media (max-width: 768px) { .site-footer-inner { grid-template-columns: 1fr; gap: var(--space-6); } }

.footer-copy { text-align: center; padding: var(--space-6) 0; font-size: var(--fs-sm); color: rgba(255,255,255,.7); border-top: 1px solid rgba(255,255,255,.15); }

/* ==== 모션 감소 설정 존중 (필수) ==== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .js-ready .reveal { opacity: 1; transform: none; }
  .hero-slide.active { animation: none; }
  #float-cta { animation: none; }
}