/* 레이아웃·타이포 구조는 참고 사이트(snail.koreazipsuri.com) 방식 참고, 컬러는 이 프로젝트 자체 팔레트 */
*{margin:0;padding:0;box-sizing:border-box}
:root{--ink:#3a2a20;--dark:#4b3a2e;--mid:#6f5b4c;--gray:#7d6d61;--light:#9c8c80;--border:#e7ddd0;--bg:#fffdfa;--bg-off:#f7f1e8;--accent:#a9713f;--accent-d:#8a5a30}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans KR',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--dark);-webkit-font-smoothing:antialiased;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:2000}
.site-header{background:var(--bg);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1000}
.header-inner{max-width:1440px;margin:0 auto;padding:0 40px;height:64px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:900;color:var(--ink);letter-spacing:1px}
.header-nav{display:flex;gap:32px}
.header-nav a{font-size:14px;font-weight:500;color:var(--mid);padding:4px 0;border-bottom:1.5px solid transparent;transition:.2s}
.header-nav a:hover{color:var(--ink);border-color:var(--ink)}
.header-contact{display:flex;align-items:center;gap:12px}
.btn-contact{padding:8px 24px;background:var(--ink);color:#fff;font-size:13px;font-weight:600;border-radius:2px}
.btn-contact:hover{opacity:.85}
.mobile-menu-btn{display:none;background:none;border:0;cursor:pointer;padding:8px}
.mobile-menu-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0}
.mobile-nav{display:none;position:fixed;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:12px 20px;z-index:999;box-shadow:0 4px 20px rgba(0,0,0,.1)}
.mobile-nav.active{display:block}
.mobile-nav a{display:block;padding:12px 0;font-size:15px;font-weight:500;color:var(--mid);border-bottom:1px solid var(--border)}
.mobile-nav a:last-child{border:0}
.section-inner{max-width:1440px;margin:0 auto;padding:80px 40px}
.section-eyebrow{font-size:12px;font-weight:600;letter-spacing:3px;color:var(--light);margin-bottom:12px}
.section-title{font-size:32px;font-weight:800;color:var(--ink);letter-spacing:-1px;line-height:1.3;margin-bottom:16px}
.section-desc{font-size:16px;color:var(--gray);line-height:1.8;max-width:760px;margin-bottom:40px}
.bg-off{background:var(--bg-off);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
h1.page-h1{font-size:40px;font-weight:800;color:var(--ink);letter-spacing:-1.5px;line-height:1.25;margin-bottom:16px}
/* 사례 카드 — 전/후 50:50 좌우 분할 */
.portfolio-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px}
.case-card{display:block;border:1px solid var(--border);background:var(--bg);border-radius:2px;overflow:hidden;transition:box-shadow .3s,transform .3s}
.case-card:hover{box-shadow:0 8px 24px rgba(58,42,32,.12);transform:translateY(-3px)}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--border)}
.compare figure{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--bg-off)}
.compare img{width:100%;height:100%;object-fit:cover}
.compare figcaption{position:absolute;left:6px;top:6px;background:rgba(58,42,32,.78);color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:2px}
.case-body{padding:14px 16px 16px}
.case-cat{font-size:11px;color:var(--light);font-weight:500;letter-spacing:1px;margin-bottom:6px}
.case-card h3{font-size:15px;font-weight:600;line-height:1.4;color:var(--dark);margin-bottom:8px}
.case-desc{font-size:13px;color:var(--gray);line-height:1.5;margin-bottom:10px}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:11px;color:var(--gray);padding:3px 10px;border:1px solid var(--border);border-radius:2px}
.is-hidden{display:none}
.portfolio-more{text-align:center}
.portfolio-more button{font:inherit;display:inline-flex;font-size:14px;font-weight:600;color:var(--mid);padding:12px 40px;border:1px solid var(--border);background:var(--bg);cursor:pointer}
.portfolio-more button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
/* 히어로 */
.hero{position:relative;min-height:520px;display:flex;align-items:center;overflow:hidden;background:var(--ink)}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-content{position:relative;max-width:1440px;margin:0 auto;padding:60px 40px;width:100%;color:#fff}
.hero-eyebrow{font-size:12px;letter-spacing:3px;color:rgba(255,255,255,.7);margin-bottom:20px}
.hero-title{font-size:44px;font-weight:800;line-height:1.25;letter-spacing:-2px;max-width:720px;margin-bottom:16px}
.hero-desc{font-size:16px;font-weight:300;line-height:1.8;max-width:560px;margin-bottom:32px;color:rgba(255,255,255,.85)}
.hero-cta,.btn{display:inline-flex;align-items:center;padding:14px 36px;background:#fff;color:var(--ink);font-size:14px;font-weight:700;border:1px solid #fff;transition:.3s}
.hero-cta:hover{background:var(--bg-off)}
.btn{background:var(--ink);color:#fff;border-color:var(--ink)}.btn:hover{background:var(--accent-d);border-color:var(--accent-d)}
.btn.outline{background:transparent;color:var(--ink)}.btn.outline:hover{background:var(--ink);color:#fff}
/* 서비스 */
.services-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.service-card{background:var(--bg);border:1px solid var(--border);border-radius:2px;overflow:hidden;transition:.3s;display:block}
.service-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(58,42,32,.12)}
.service-card img{aspect-ratio:4/3;width:100%;object-fit:cover}
.service-card div{padding:16px}
.service-card h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:6px}
.service-card p{font-size:13px;color:var(--gray);line-height:1.6}
/* 프로세스 */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{text-align:center;padding:28px 20px;border:1px solid var(--border);background:var(--bg)}
.process-number{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--ink);color:#fff;font-size:18px;font-weight:800;border-radius:50%;margin-bottom:16px}
.process-step h3{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.process-step p{font-size:13px;color:var(--gray)}
/* 지역 */
.area-list{display:flex;flex-wrap:wrap;gap:10px;list-style:none}
.area-list li{padding:8px 18px;border:1px solid var(--border);background:var(--bg);font-size:14px;font-weight:500;color:var(--mid)}
/* 정의 섹션 */
.define-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.define-grid p{font-size:15px;color:var(--gray);line-height:1.9;margin-bottom:16px}
.define-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.define-cards div{padding:20px;background:var(--bg-off);border:1px solid var(--border)}
.define-cards h3{font-size:15px;color:var(--ink);margin-bottom:6px}
.define-cards p{font-size:13px;margin:0;line-height:1.7}
.feature-strip{background:var(--ink);color:#fff}
.feature-strip-inner{max-width:1440px;margin:0 auto;padding:48px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center}
.feature-strip strong{display:block;font-size:36px;font-weight:900;letter-spacing:-1px}
.feature-strip span{font-size:13px;color:rgba(255,255,255,.7)}
/* FAQ */
.faq-list{max-width:820px}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{padding:18px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:16px;font-weight:600;color:var(--dark)}
.faq-item summary::after{content:'+';font-size:22px;font-weight:300;color:var(--light);transition:transform .3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 0 18px;font-size:14px;color:var(--gray);line-height:1.85}
.cta-section{background:var(--ink);color:#fff;text-align:center}
.cta-section .section-inner{padding:72px 40px}
.cta-section h2{font-size:30px;font-weight:800;margin-bottom:12px;letter-spacing:-1px}
.cta-section p{color:rgba(255,255,255,.75);margin-bottom:28px}
/* 푸터 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.6);padding:56px 40px 100px}
.footer-inner{max-width:1440px;margin:0 auto}
.footer-brand strong{color:#fff;font-size:18px}
.footer-brand p{font-size:13px;margin:6px 0 20px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 24px;margin-bottom:20px;font-size:13px}
.footer-links a:hover{color:#fff}
.footer-biz,.footer-copy{font-size:12px;line-height:1.9}
.floating-cta{position:fixed;right:20px;bottom:20px;background:var(--accent);color:#fff;padding:14px 22px;font-size:14px;font-weight:700;border-radius:2px;box-shadow:0 6px 20px rgba(0,0,0,.25);z-index:900}
.floating-cta:hover{background:var(--accent-d)}
/* 서브페이지 */
.page-wrap{max-width:900px;margin:0 auto;padding:48px 24px 40px}
.crumb{font-size:12px;color:var(--light);margin-bottom:20px}
.crumb a:hover{color:var(--ink)}
.answer{font-size:17px;line-height:1.85;color:var(--dark);margin:0 0 28px;padding:18px 20px;background:var(--bg-off);border-left:3px solid var(--accent)}
.page-wrap h2{font-size:24px;font-weight:800;color:var(--ink);letter-spacing:-.5px;margin:44px 0 14px;line-height:1.4}
.page-wrap h3{font-size:17px}
.page-wrap p{font-size:15px;line-height:1.95;color:var(--mid);margin-bottom:16px}
.page-wrap ul,.page-wrap ol{margin:0 0 16px 22px;font-size:15px;line-height:1.9;color:var(--mid)}
.table-wrap{overflow-x:auto;margin:0 0 20px;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:480px;font-size:14px}
th,td{border:1px solid var(--border);padding:10px 14px;text-align:left;vertical-align:top;line-height:1.6}
th{background:var(--bg-off);color:var(--ink);font-weight:700;white-space:nowrap}
.story-photo{margin:22px 0 26px}
.story-photo img{width:100%;max-width:560px;margin:0 auto;border:1px solid var(--border)}
.story-photo figcaption{text-align:center;font-size:13px;color:var(--gray);margin-top:8px}
.quote{margin:28px 0;padding:20px 24px;border:1px solid var(--border);background:var(--bg)}
.quote p{font-style:normal;color:var(--dark);margin-bottom:8px}
.quote cite{font-size:13px;color:var(--light);font-style:normal}
.updated{font-size:13px;color:var(--light);margin:24px 0 8px}
.related{margin:56px 0 24px}
.related h2{margin-top:0}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-card{display:block;border:1px solid var(--border);background:var(--bg);transition:.3s}
.related-card:hover{box-shadow:0 8px 24px rgba(58,42,32,.12);transform:translateY(-3px)}
.related-card img{aspect-ratio:4/3;width:100%;object-fit:cover}
.page-wrap .related-card h3{font-size:15px;padding:12px 14px 4px;color:var(--ink)}
.page-wrap .related-card p{font-size:13px;padding:0 14px 14px;margin:0;line-height:1.6;color:var(--gray)}
.cta-inline{margin:36px 0;text-align:center}
.steps{display:grid;gap:14px;margin:20px 0}
.steps div{padding:18px 20px;border:1px solid var(--border);background:var(--bg-off)}
.steps h3{margin-bottom:4px;color:var(--ink)}
.steps p{margin:0}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}
@media(max-width:1100px){.services-grid{grid-template-columns:repeat(3,1fr)}.portfolio-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.header-nav{display:none}.mobile-menu-btn{display:block}.header-inner{padding:0 20px}.section-inner{padding:56px 20px}.process-grid{grid-template-columns:repeat(2,1fr)}.define-grid{grid-template-columns:1fr;gap:28px}.feature-strip-inner{grid-template-columns:repeat(2,1fr);padding:40px 20px;gap:28px}.portfolio-grid{grid-template-columns:repeat(2,1fr);gap:12px}.hero-content{padding:48px 20px}.hero-title{font-size:32px}h1.page-h1{font-size:30px}.related-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.portfolio-grid{grid-template-columns:1fr}.services-grid{grid-template-columns:1fr 1fr}.section-title{font-size:26px}.related-grid{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr}.site-footer{padding:40px 20px 100px}.define-cards{grid-template-columns:1fr}}
@media(max-width:420px){.services-grid{grid-template-columns:1fr}}