:root{
  --bg:#FFFFFF; --surface:#F6F7F8; --surface-2:#EEF1F3;
  --text:#1F2328; --muted:#667085; --border:#D9E0E6;
  --accent:#12B76A; --accent-strong:#0E9F5B; --accent-soft:#E8F8F0;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Pretendard',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);word-break:keep-all;overflow-wrap:break-word;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.3;margin:0}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;color:var(--accent-strong);text-transform:uppercase;position:relative;padding-left:14px}
.eyebrow::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:8px;height:2px;background:var(--accent)}
.section-title{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;margin-top:8px}
.section-head{margin-bottom:32px}
.section-head.center{text-align:center}
.section{padding:64px 0}
.section-lg{padding:88px 0}
.section-alt{background:var(--surface)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:4px;font-weight:700;font-size:.95rem;border:1px solid transparent;transition:transform .15s ease,background .15s ease}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-strong);transform:translateY(-2px)}
.btn-outline{border-color:var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent)}
.btn-lg{padding:16px 36px;font-size:1.05rem}

/* ===== HEADER ===== */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--border)}
.header-inner{max-width:1160px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:24px}
.brand{display:flex;flex-direction:column;margin-right:auto}
.brand-name{font-weight:800;font-size:1.15rem}
.brand-sub{font-size:.72rem;color:var(--muted)}
.main-nav{display:flex;gap:24px;font-weight:600;font-size:.92rem}
.main-nav a.is-active,.main-nav a:hover{color:var(--accent-strong)}
.header-cta{padding:10px 20px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:32px;height:32px;background:none;border:none;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text)}
.mobile-nav{display:none;flex-direction:column;gap:2px;padding:8px 20px 16px;border-top:1px solid var(--border)}
.mobile-nav a{padding:12px 0;border-bottom:1px solid var(--surface-2);font-weight:600}
.mobile-nav.is-open{display:flex}

.call-fab{position:fixed;right:20px;bottom:20px;z-index:60;display:none;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:14px 18px;border-radius:999px;font-weight:700;box-shadow:0 8px 24px rgba(18,183,106,.35)}
.call-fab svg{width:20px;height:20px}

/* ===== HERO ===== */
.hero{padding:56px 0 40px;background:var(--surface)}
.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.2vw,3.1rem);font-weight:900;letter-spacing:-.01em}
.hero .lead{font-size:1.08rem;color:var(--text);margin-top:18px}
.hero .sub{color:var(--muted);margin-top:10px;font-size:.96rem}
.hero-cta{display:flex;gap:12px;margin-top:28px}
.hero-photos{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:12px}
.hero-photos .ph-main{grid-column:1/3}
.hero-photos figure{margin:0;position:relative;border:1px solid var(--border);overflow:hidden;border-radius:4px}
.hero-photos img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.hero-photos .ph-main img{aspect-ratio:16/9}
.hero-photos figcaption{position:absolute;left:10px;bottom:10px;background:rgba(31,35,40,.72);color:#fff;font-size:.74rem;padding:4px 10px;border-radius:3px}

/* ===== QUICK QUESTIONS ===== */
.quick-q{padding:22px 0;border-bottom:1px solid var(--border)}
.quick-q .wrap{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center}
.quick-q .qq-label{font-weight:700;font-size:.85rem;color:var(--muted)}
.quick-q a{font-size:.9rem;font-weight:600;padding:6px 0;border-bottom:2px solid transparent}
.quick-q a:hover{border-color:var(--accent)}

/* ===== SERVICE INDEX (01~05) ===== */
.service-index-list{display:flex;flex-direction:column}
.service-row{display:grid;grid-template-columns:90px 1fr auto;align-items:center;gap:20px;padding:26px 0;border-bottom:1px solid var(--border);transition:transform .15s ease}
.service-row:hover{transform:translateX(4px)}
.service-row .num{font-size:2.1rem;font-weight:900;color:var(--accent-soft);-webkit-text-stroke:1.5px var(--accent);color:transparent}
.service-row .thumb{width:88px;height:66px;border-radius:4px;overflow:hidden;border:1px solid var(--border)}
.service-row .thumb img{width:100%;height:100%;object-fit:cover}
.service-row .body{display:flex;flex-direction:column;gap:4px}
.service-row .name{font-size:1.2rem;font-weight:800}
.service-row .desc{color:var(--muted);font-size:.9rem}
.service-row .arrow{display:flex;align-items:center;gap:16px}
.service-row svg{width:20px;height:20px;transition:transform .15s ease}
.service-row:hover svg{transform:translateX(6px);color:var(--accent-strong)}
.service-row-inner{display:flex;align-items:center;gap:16px}

/* ===== METHOD 3-POINT ===== */
.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.method-item{padding:28px 28px 28px 0;border-left:1px solid var(--border);padding-left:28px}
.method-item:first-child{border-left:none;padding-left:0}
.method-num{font-size:1.6rem;font-weight:900;color:var(--accent-strong)}
.method-item h3{margin-top:10px;font-size:1.15rem;font-weight:800}
.method-item p{color:var(--muted);font-size:.92rem;margin-top:8px}

/* ===== FIELD TYPE ===== */
.field-type-list{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.field-type-list span{border:1px solid var(--border);border-radius:999px;padding:10px 20px;font-weight:600;font-size:.9rem}

/* ===== BEFORE/AFTER ===== */
.ba-section{background:var(--surface)}
.ba-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:28px auto 0;max-width:680px}
.ba-card{position:relative;border-radius:4px;overflow:hidden;border:1px solid var(--border)}
.ba-card img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}
.ba-tag{position:absolute;top:10px;left:10px;background:#1F2328;color:#fff;font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:3px;letter-spacing:.04em}
.ba-tag.after{background:var(--accent)}

/* 메인 시공전후: 사진이 작아지지 않도록 2개 사례를 나란히 배치 */
.ba-pairs{display:flex;flex-wrap:wrap;gap:32px;justify-content:center;margin-top:28px}
.ba-pair{flex:1 1 320px;max-width:520px}
.ba-pair-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ba-pair-label{text-align:center;margin-top:14px;font-weight:700;font-size:.92rem}
@media (max-width:640px){
  .ba-pair-grid{grid-template-columns:1fr}
}

/* ===== CASE ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:28px}
.case-card figure{margin:0;border-radius:4px;overflow:hidden;border:1px solid var(--border)}
.case-card img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover}
.case-card .case-label{font-size:.74rem;font-weight:700;color:var(--accent-strong);margin-top:14px;letter-spacing:.05em}
.case-card h3{font-size:1.05rem;font-weight:800;margin-top:6px}
.case-card a.more{display:inline-flex;align-items:center;gap:6px;margin-top:8px;font-size:.88rem;font-weight:700}
.case-card a.more svg{width:16px;height:16px;transition:transform .15s ease}
.case-card a.more:hover svg{transform:translateX(4px)}

/* ===== AREA ===== */
.area-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:28px}
.area-card{border:1px solid var(--border);border-radius:4px;padding:22px 16px;text-align:center;transition:border-color .15s ease,transform .15s ease}
.area-card:hover{border-color:var(--accent);transform:translateY(-3px)}
.area-card .area-name{font-weight:800;font-size:1.05rem}
.area-card .area-service{display:block;color:var(--muted);font-size:.82rem;margin-top:6px}

/* ===== GUIDE ===== */
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:28px}
.guide-card{border:1px solid var(--border);border-radius:4px;padding:26px}
.guide-card .eyebrow{margin-bottom:10px}
.guide-card h3{font-size:1.1rem;font-weight:800}
.guide-card p{color:var(--muted);font-size:.9rem;margin-top:10px}
.guide-card a.more{display:inline-flex;gap:6px;margin-top:14px;font-weight:700;font-size:.88rem}

/* ===== PROCESS ===== */
.process-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:28px}
.process-step{position:relative;padding:0 16px;text-align:left;border-top:2px solid var(--border)}
.process-step::before{content:"";position:absolute;top:-2px;left:0;width:36px;height:2px;background:var(--accent)}
.process-step .p-num{display:inline-block;font-weight:900;color:var(--accent-strong);font-size:1.3rem;margin-top:18px}
.process-step h3{font-size:1rem;font-weight:800;margin-top:8px}
.process-step p{color:var(--muted);font-size:.85rem;margin-top:6px}

/* ===== COST TABLE ===== */
table.cost-table{width:100%;border-collapse:collapse;margin-top:24px;font-size:.92rem}
table.cost-table th,table.cost-table td{border:1px solid var(--border);padding:14px 16px;text-align:left}
table.cost-table th{background:var(--surface-2);font-weight:700}
table.cost-table td.muted{color:var(--muted)}

/* ===== CHECKLIST (증상) ===== */
.symptom-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:28px}
.symptom-item{border-top:1px solid var(--border);padding:24px 20px 24px 0}
.symptom-item .s-num{font-weight:900;color:var(--accent-soft);-webkit-text-stroke:1.5px var(--accent);color:transparent;font-size:1.5rem}
.symptom-item h3{font-size:1.02rem;font-weight:800;margin-top:8px}
.symptom-item p{color:var(--muted);font-size:.87rem;margin-top:6px}

/* ===== FAQ ===== */
.faq-list{margin-top:28px;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;background:none;border:none;text-align:left;font-size:1rem;font-weight:700;cursor:pointer;color:var(--text)}
.faq-q .fq-num{color:var(--accent-strong);margin-right:10px}
.faq-q svg{width:18px;height:18px;flex:none;transition:transform .2s ease}
.faq-item.is-open .faq-q svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease,opacity .2s ease;opacity:0}
.faq-a p{color:var(--muted);font-size:.92rem;padding-bottom:20px;margin:0}
.faq-item.is-open .faq-a{opacity:1}

/* ===== PAGE HERO (detail pages) ===== */
.page-hero{padding:40px 0 0;background:var(--surface)}
.breadcrumb{font-size:.82rem;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.page-hero h1{font-size:clamp(1.9rem,3.6vw,2.6rem);font-weight:900;margin-top:10px}
.page-hero .answer{font-size:1.02rem;margin-top:14px;max-width:760px}
.page-hero-photo{margin:32px auto 0;max-width:360px}
.page-hero-photo img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:4px 4px 0 0}

/* 세부페이지: 키워드 옆에 사진 배치 (페이지마다 좌/우를 번갈아 사용) */
.page-hero-side{padding-bottom:40px}
.page-hero-side-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.page-hero-side-inner.side-left{grid-template-columns:1fr 1.2fr}
.page-hero-side-inner.side-left .page-hero-photo-side{order:-1}
.page-hero-photo-side{margin:0;max-width:none}
@media (max-width:820px){
  .page-hero-side-inner{grid-template-columns:1fr}
  .page-hero-photo-side{max-width:360px;margin:8px auto 0;order:0}
}

/* ===== PROSE ===== */
.prose p{margin:0 0 16px;font-size:.98rem}
.prose ul{margin:0 0 16px;padding-left:20px}
.prose li{margin-bottom:8px;font-size:.96rem}
.last-modified{color:var(--muted);font-size:.8rem;margin-top:24px}

/* ===== RELATED SERVICES ===== */
.service-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.service-mini-card{border:1px solid var(--border);border-radius:4px;overflow:hidden;transition:transform .15s ease}
.service-mini-card:hover{transform:translateY(-3px);border-color:var(--accent)}
.service-mini-card img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.service-mini-name{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;font-weight:700;font-size:.9rem}
.service-mini-name svg{width:16px;height:16px}

/* ===== SERVICE AUTO-SLIDE (지역페이지 전용) ===== */
.service-slide-viewport{overflow:hidden;margin-top:24px}
.service-slide-track{display:flex;gap:16px;width:max-content;animation:slide-left 28s linear infinite}
.service-slide-track:hover{animation-play-state:paused}
.service-slide-card{flex:0 0 240px}
.service-slide-card img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:4px}
@keyframes slide-left{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ===== FINAL CTA ===== */
.final-cta{padding:72px 0;background:#1F2328;color:#fff;text-align:center}
.final-cta h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800}
.final-cta p{color:#B8C0C7;margin-top:14px}
.final-cta .btn{margin-top:26px}

/* ===== FOOTER ===== */
.site-footer{background:#151819;color:#B8C0C7;padding:40px 0 30px}
.footer-brand .brand-name{color:#fff;font-weight:800;font-size:1.05rem}
.footer-brand .brand-sub{display:block;font-size:.78rem;margin-top:4px}
.footer-links{display:flex;flex-wrap:wrap;gap:14px;margin:20px 0;font-size:.84rem}
.footer-info{display:flex;flex-wrap:wrap;gap:6px 28px;font-size:.82rem;margin:0 0 16px}
.footer-info div{display:flex;gap:6px}
.footer-info dt{color:#8A939B}
.footer-info a{color:#fff}
.footer-copy{font-size:.76rem;color:#6B747B}

/* ===== REVEAL ===== */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ===== RESPONSIVE ===== */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr}
  .method-grid{grid-template-columns:1fr}
  .method-item{border-left:none;border-top:1px solid var(--border);padding:24px 0}
  .method-item:first-child{border-top:none}
  .case-grid{grid-template-columns:1fr 1fr}
  .area-grid{grid-template-columns:repeat(3,1fr)}
  .guide-grid{grid-template-columns:1fr}
  .process-track{grid-template-columns:1fr 1fr;gap:24px}
  .symptom-grid{grid-template-columns:1fr 1fr}
  .service-mini-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .main-nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .call-fab{display:flex}
  .service-row{grid-template-columns:56px 1fr;row-gap:10px}
  .service-row .thumb{display:none}
  .service-row .arrow{grid-column:1/3;justify-content:flex-end}
  .case-grid{grid-template-columns:1fr}
  .area-grid{grid-template-columns:1fr 1fr}
  .ba-grid{grid-template-columns:1fr;max-width:380px}
  .process-track{grid-template-columns:1fr}
  .symptom-grid{grid-template-columns:1fr}
  .service-mini-grid{grid-template-columns:1fr 1fr}
  .hero-photos{grid-template-columns:1fr}
  .hero-photos .ph-main{grid-column:1}
}