/* ===== MMA포장 공통 스타일시트 ===== */
:root{
  --primary:#ff6a1a;--primary-dark:#e0550a;--primary-light:#ff8f57;
  --bg:#15171a;--bg-alt:#1c1f24;--surface:#22262c;
  --text:#eef0f2;--text-dim:#9aa1ab;--border:#2c3138;
  --radius:14px;--container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Noto Sans KR',system-ui,-apple-system,sans-serif;line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;z-index:2000}
.skip-link:focus{left:10px;top:10px}

/* Header */
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.logo img{height:36px;width:auto}
.logo-mark{display:flex;align-items:center;gap:10px}
.logo-badge{width:36px;height:36px;border-radius:50%;background:var(--bg);border:2px solid var(--primary);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.05rem;flex-shrink:0}
.logo-text{font-weight:900;font-size:1.15rem;color:var(--text);letter-spacing:-.02em}
.footer-col .logo-mark{margin-bottom:10px}
.main-nav{display:flex;gap:28px;flex:1;justify-content:center}
.main-nav a{font-size:.95rem;font-weight:500;color:var(--text-dim);transition:color .2s}
.main-nav a:hover,.main-nav a.active{color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;font-weight:700;cursor:pointer;border:none;transition:transform .2s,box-shadow .2s}
.header-cta{background:var(--primary);color:#fff;padding:10px 22px;font-size:.9rem}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,106,26,.35)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.hamburger span{width:24px;height:2px;background:var(--text);display:block}
.mobile-nav{position:fixed;top:72px;left:0;right:0;background:var(--bg-alt);border-bottom:1px solid var(--border);display:none;flex-direction:column;padding:16px 20px;gap:14px;z-index:999}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:8px 0;font-weight:500}
.mobile-nav .btn-cta{background:var(--primary);color:#fff;text-align:center;padding:12px;border-radius:10px;margin-top:6px}

@media(max-width:900px){
  .main-nav{display:none}
  .header-cta{display:none}
  .hamburger{display:flex}
}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:110px 0 70px;overflow:hidden}
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,23,26,.55) 0%,rgba(21,23,26,.85) 75%,var(--bg) 100%)}
.hero-content{position:relative;z-index:2;max-width:640px}
.hero-badge{display:inline-block;background:rgba(255,106,26,.15);border:1px solid var(--primary);color:var(--primary-light);padding:6px 16px;border-radius:999px;font-size:.85rem;font-weight:700;margin-bottom:18px}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:900;line-height:1.25;margin-bottom:18px}
.hero p{font-size:1.05rem;color:var(--text-dim);margin-bottom:32px;max-width:520px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{background:var(--primary);color:#fff;padding:16px 30px;font-size:1rem}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(255,106,26,.4)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border);padding:16px 30px;font-size:1rem}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-light)}
.hero-controls{position:absolute;bottom:28px;left:0;right:0;z-index:3;display:flex;align-items:center;justify-content:center;gap:20px}
.hero-arrow{background:rgba(255,255,255,.08);border:1px solid var(--border);color:var(--text);width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:1.1rem}
.hero-dots{display:flex;gap:8px}
.hero-dot{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.3);border:none;cursor:pointer;padding:0}
.hero-dot.active{background:var(--primary);width:24px;border-radius:6px;transition:all .3s}

/* Section shared */
.section{padding:90px 0}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:640px;margin:0 auto 48px;text-align:center}
.section-eyebrow{color:var(--primary);font-weight:700;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase}
.section-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:900;margin:10px 0 14px}
.section-head p{color:var(--text-dim)}

/* [A] 시공서비스 카드 */
.work-card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .3s,box-shadow .3s}
.work-card:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(0,0,0,.35)}
.work-card .ba-wrap{position:relative;aspect-ratio:5/6;overflow:hidden}
.work-card .ba-wrap img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.work-card .work-body{padding:20px 22px}
.work-tag{display:inline-block;background:rgba(255,106,26,.15);color:var(--primary-light);font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:999px;margin-bottom:10px}
.work-card h3{font-size:1.15rem;margin-bottom:6px}
.work-card p{color:var(--text-dim);font-size:.92rem}
.works-more{text-align:center;margin-top:36px}

/* 시공서비스 통합 캐러셀 (works-grid의 절반 크기) */
.works-carousel-wrap{overflow:hidden}
.works-carousel-track{display:flex;gap:16px;transition:transform .6s ease}
.work-card-sm{flex:0 0 calc(25% - 12px)}
.work-card-sm .work-body{padding:14px 16px}
.work-card-sm h3{font-size:.92rem;margin-bottom:0}
.work-card-sm .work-tag{font-size:.68rem;padding:3px 10px;margin-bottom:8px}
@media(max-width:900px){
  .work-card-sm{flex:0 0 calc(38% - 10px)}
}
@media(max-width:600px){
  .work-card-sm{flex:0 0 62%}
}

/* [B] 서비스소개 */
.services-scroll{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px;text-align:center;transition:border-color .3s,transform .3s}
.service-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.service-icon{font-size:2.2rem;margin-bottom:14px}
.service-card h3{font-size:1.05rem;margin-bottom:8px}
.service-card p{color:var(--text-dim);font-size:.88rem}

/* [D] 프로세스 타임라인 */
.process-timeline{display:flex;gap:0;position:relative}
.process-step{flex:1;text-align:center;position:relative;padding:0 12px}
.process-step .step-num{width:52px;height:52px;border-radius:50%;background:var(--surface);border:2px solid var(--primary);display:flex;align-items:center;justify-content:center;font-weight:900;color:var(--primary-light);margin:0 auto 16px;font-size:1.1rem}
.process-step h3{font-size:1rem;margin-bottom:6px}
.process-step p{font-size:.85rem;color:var(--text-dim)}
.process-timeline::before{content:"";position:absolute;top:26px;left:10%;right:10%;height:2px;background:var(--border);z-index:0}

/* [C] 신뢰/실적 */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-num{font-size:clamp(2rem,4vw,2.8rem);font-weight:900;color:var(--primary)}
.stat-label{color:var(--text-dim);font-size:.9rem;margin-top:6px}
.badge-row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:40px}
.badge-pill{background:var(--surface);border:1px solid var(--border);padding:10px 20px;border-radius:999px;font-size:.88rem}

/* CTA */
.cta-section{position:relative;padding:90px 0;text-align:center;overflow:hidden}
.cta-bg{position:absolute;inset:0;background:radial-gradient(circle at 50% 20%,rgba(255,106,26,.35),transparent 60%),linear-gradient(135deg,var(--bg-alt),var(--bg))}
.cta-inner{position:relative;z-index:1}
.cta-section h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:900;margin-bottom:14px}
.cta-section p{color:var(--text-dim);margin-bottom:28px}
.btn-cta-lg{background:var(--primary);color:#fff;padding:18px 40px;font-size:1.05rem;border-radius:999px}
.btn-cta-lg:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(255,106,26,.4)}
.trust-badges{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;margin-top:30px;color:var(--text-dim);font-size:.88rem}

/* 본문 사이트맵 섹션 */
.footer-sitemap-section{background:var(--bg-alt);padding:40px 0;border-top:1px solid var(--border)}
.footer-sitemap-section h3{font-size:1rem;color:var(--text-dim);margin-bottom:16px}
.footer-sitemap-grid{display:flex;flex-wrap:wrap;gap:14px}
.footer-sitemap-grid a{background:var(--surface);border:1px solid var(--border);padding:8px 16px;border-radius:999px;font-size:.85rem}
.footer-sitemap-grid a:hover{border-color:var(--primary);color:var(--primary-light)}

/* Footer */
.site-footer{background:var(--bg);padding:56px 0 0;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-bottom:36px}
.footer-col h4{font-size:.95rem;margin-bottom:14px}
.footer-col a,.footer-col p{display:block;color:var(--text-dim);font-size:.88rem;margin-bottom:8px}
.footer-col a:hover{color:var(--primary-light)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0;color:var(--text-dim);font-size:.8rem;text-align:center}

/* Floating */
.floating-buttons{position:fixed;right:20px;bottom:24px;z-index:1500;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.floating-btn{width:60px;height:60px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;flex-direction:column;font-size:.65rem;font-weight:700;border:none;box-shadow:0 10px 26px rgba(255,106,26,.45);position:relative;cursor:pointer}
.floating-icon{font-size:1.3rem;line-height:1}
.pulse-ring{position:absolute;inset:0;border-radius:50%;border:2px solid var(--primary);animation:pulse 3s infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.7);opacity:0}}
.floating-top{background:var(--surface);border:1px solid var(--border);color:var(--text);width:46px;height:46px;box-shadow:none}

/* Before/After 슬라이더 (파생/시공사례 상세 페이지) */
.ba-slider{position:relative;aspect-ratio:3/4;max-width:520px;margin:0 auto;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.ba-slider img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-slider .ba-before{z-index:1}
.ba-slider .ba-after{z-index:2;clip-path:inset(0 0 0 50%)}
.ba-handle{position:absolute;top:0;bottom:0;left:50%;width:0;z-index:3;cursor:ew-resize}
.ba-handle::before{content:"";position:absolute;top:0;bottom:0;left:-1px;width:3px;background:#fff}
.ba-handle::after{content:"⇔";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:38px;height:38px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#111;font-size:1rem}

/* Hero(파생 페이지) */
.page-hero{position:relative;padding:150px 0 80px;min-height:52vh;display:flex;align-items:center}
.page-hero-bg{position:absolute;inset:0;z-index:0}
.page-hero-bg img{width:100%;height:100%;object-fit:cover}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(21,23,26,.9),rgba(255,106,26,.25))}
.page-hero-content{position:relative;z-index:1}
.page-hero-split .page-hero-bg{clip-path:polygon(45% 0,100% 0,100% 100%,60% 100%)}
.page-hero-split .page-hero-bg::after{background:linear-gradient(135deg,rgba(21,23,26,.55),rgba(255,106,26,.2))}
.page-hero-split .page-hero-content{max-width:520px}
.breadcrumb{display:flex;gap:8px;font-size:.82rem;color:var(--text-dim);margin-bottom:18px}
.breadcrumb a{color:var(--text-dim)}
.breadcrumb a:hover{color:var(--primary-light)}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.1rem);font-weight:900;margin-bottom:16px}
.page-hero p{color:#dcdfe3;max-width:560px;margin-bottom:26px}

/* 파생 페이지 단락 */
.paragraph-block{padding:70px 0}
.ba-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.ba-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.ba-card figure{margin:0;position:relative;aspect-ratio:3/4}
.ba-card figcaption{padding:14px 18px;font-size:.9rem;color:var(--text-dim)}
.seo-copy p{margin-bottom:16px;color:#d9dce0}
.phone-emph{color:var(--primary-light);font-weight:800}
.related-links{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:all .25s}
.related-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.related-card .icon{font-size:1.6rem;margin-bottom:8px}

/* 시공사례 상세 설명 */
.work-detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.work-detail-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px 24px;transition:border-color .25s,transform .25s}
.work-detail-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.work-detail-card:last-child:nth-child(odd){grid-column:1 / -1}
.work-detail-icon{font-size:1.7rem;margin-bottom:12px}
.work-detail-card h3{font-size:1.05rem;font-weight:800;color:var(--primary-light);margin-bottom:10px}
.work-detail-card p{color:#d9dce0;line-height:1.8;font-size:.92rem}

/* 다른 시공 사례 - 제목만 리스트 */
.related-title-list{max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:2px}
.related-title-item{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font-weight:700;transition:all .25s}
.related-title-item + .related-title-item{margin-top:10px}
.related-title-item:hover{border-color:var(--primary);color:var(--primary-light);transform:translateX(4px)}
.related-title-item .arrow{color:var(--primary);font-weight:400}

/* FAQ */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border);padding:18px 0}
.faq-q{font-weight:700;cursor:pointer;display:flex;justify-content:space-between;gap:12px}
.faq-a{color:var(--text-dim);margin-top:10px;display:none;font-size:.92rem}
.faq-item.open .faq-a{display:block}

/* 사이트맵 페이지 */
.sitemap-hero{padding:150px 0 50px;background:linear-gradient(135deg,var(--bg-alt),var(--bg))}
.sitemap-search{position:relative;max-width:480px;margin:24px auto 0}
.sitemap-search input{width:100%;padding:14px 18px 14px 44px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.95rem}
.sitemap-search .icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-dim)}
.category-filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:26px 0 0}
.cat-btn{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);padding:8px 18px;border-radius:999px;font-size:.85rem;cursor:pointer}
.cat-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.result-count{text-align:center;color:var(--text-dim);font-size:.85rem;margin:18px 0}
.sitemap-cat-section h3{margin:40px 0 18px}
.sitemap-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.sitemap-card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 18px;text-align:center;transition:all .25s}
.sitemap-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.3)}
.sitemap-card .icon{font-size:1.8rem;margin-bottom:10px}
.sitemap-card h4{font-size:1rem;margin-bottom:6px}
.sitemap-card p{color:var(--text-dim);font-size:.82rem}
.no-result{text-align:center;color:var(--text-dim);padding:50px 0}

/* 404 */
.error-page{min-height:80vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:150px 20px 60px}
.error-code{font-size:clamp(4rem,10vw,7rem);font-weight:900;color:var(--primary)}
.error-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px}

@media(max-width:900px){
  .services-scroll,.stats-grid,.ba-cards,.related-links{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .process-timeline{flex-direction:column;gap:28px}
  .process-timeline::before{display:none}
}
@media(max-width:600px){
  .services-scroll,.stats-grid,.ba-cards,.related-links,.work-detail-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding-top:100px}
}