:root{
--navy:#071b35;--navy2:#0b2e5a;--blue:#0b63c5;--red:#ed2f2b;--red2:#c9161d;
--ink:#12233b;--muted:#68788b;--line:#dfe8f2;--soft:#f4f8fc;--white:#fff;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Pretendard,"Noto Sans KR",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.58;word-break:keep-all}
a{text-decoration:none;color:inherit}.wrap{width:min(1180px,calc(100% - 34px));margin:auto}
.top{background:#052247;color:#d8e8f8;font-size:12px}.top .wrap{height:31px;display:flex;align-items:center;justify-content:space-between}.top b{color:#fff}
header{background:#fff;border-bottom:1px solid #dce6f0;position:sticky;top:0;z-index:30}
.nav{height:82px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;font-weight:950;font-size:25px;letter-spacing:-1.3px}
.brand .badge-logo{width:44px;height:44px;border-radius:13px;background:var(--navy);display:grid;place-items:center;color:#fff;font-size:22px}
.brand strong{color:var(--red)}.brand small{display:block;font-size:11px;color:#758499;letter-spacing:0;font-weight:700}
nav{margin-left:auto;display:flex;gap:28px;font-size:15px;font-weight:850}
.header-phone{background:linear-gradient(135deg,var(--red2),#f33d35);color:#fff;border-radius:10px;padding:10px 20px;text-align:center;font-weight:950;line-height:1.18}
.header-phone small{display:block;font-size:11px;margin-bottom:4px}
.hero{position:relative;min-height:520px;background:#07182d;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url("main-hero.png") center/cover no-repeat}
.hero-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,15,31,.96) 0%,rgba(3,15,31,.87) 38%,rgba(3,15,31,.35) 64%,rgba(3,15,31,.05) 100%)}
.hero .wrap{position:relative;z-index:2;min-height:520px;display:flex;align-items:center}
.hero-copy{max-width:650px;padding:54px 0}
.pill{display:inline-flex;background:#d62424;color:#fff;padding:7px 13px;border-radius:999px;font-weight:900;font-size:13px}
.hero h1{font-size:58px;line-height:1.06;letter-spacing:-3px;margin:20px 0 14px}.hero h1 em{font-style:normal;color:#ff3932}
.hero p{font-size:18px;color:#dce5ef;max-width:600px}
.proof{display:flex;gap:25px;flex-wrap:wrap;margin:27px 0}.proof div{display:flex;gap:9px;align-items:center;font-size:13px}.proof b{font-size:20px;color:#fff}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.callbtn,.ghostbtn{display:inline-flex;align-items:center;justify-content:center;border-radius:9px;padding:15px 22px;font-weight:950}
.callbtn{background:linear-gradient(135deg,var(--red),#ff4a40);color:#fff}.ghostbtn{background:#fff;color:#14304f}
.section{padding:46px 0}.section.soft{background:#f5f8fc}.section h2{font-size:28px;margin:0 0 6px;letter-spacing:-1.1px}.sub{margin:0 0 22px;color:var(--muted);font-size:14px}
.problem-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.problem{border:1px solid var(--line);border-radius:14px;padding:20px 12px;text-align:center;background:#fff;box-shadow:0 5px 18px rgba(21,54,90,.04);transition:.16s}
.problem:hover{transform:translateY(-3px);border-color:#9dc7ee}.ico{width:58px;height:58px;border-radius:16px;background:#eef5ff;margin:0 auto 10px;display:grid;place-items:center;color:#0b63c5;font-size:29px}
.problem h3{font-size:16px;margin:0 0 5px}.problem p{font-size:12px;color:var(--muted);margin:0 0 11px}.more{font-size:12px;border:1px solid #578dd0;color:#155eb0;padding:6px 10px;border-radius:6px;font-weight:850}
.equipment{display:grid;grid-template-columns:1fr 1fr;border-radius:17px;overflow:hidden;background:#061b36;color:#fff;min-height:330px}
.equipment-img{background:url("pipe-work.png") center/cover no-repeat;min-height:330px}
.equipment-copy{padding:38px 40px;display:flex;flex-direction:column;justify-content:center}.equipment-copy h2{font-size:32px;margin:0 0 6px}.equipment-copy h2 span{color:#ff4038}.equipment-copy p{color:#cdd9e7}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px;margin-top:20px}.check{font-size:14px}.check:before{content:"✓";margin-right:8px;color:#fff;font-weight:950}
.service-boxes{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.box{background:#fff;border:1px solid var(--line);border-radius:15px;padding:26px}
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-top:18px}.price{border:1px solid var(--line);border-radius:10px;padding:15px;text-align:center;background:#fff}.price b{display:block;color:var(--red);margin-top:5px}
.promise{background:linear-gradient(135deg,#fff0ee,#fff);border:1px solid #f2d6d2}
.promise li{margin:9px 0}.promise li::marker{color:var(--red)}
.area-guide{display:grid;grid-template-columns:1fr 1fr;gap:18px}.area,.guide{background:#f6f9fc;border:1px solid var(--line);border-radius:15px;padding:27px}
.area-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.area-tags a{background:#fff;border:1px solid #d5e1ee;border-radius:7px;padding:8px 12px;font-weight:850;font-size:13px}
.guide-list{display:grid;gap:9px;margin-top:14px}.guide-list a{font-size:14px}.guide-list b{color:#0c63c1;margin-right:8px}
.seo-info{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.seo-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.seo-card small{color:#758499}.seo-card h3{margin:5px 0;font-size:17px}.seo-card p{font-size:12px;color:var(--muted);margin:0}
.bigcta{background:linear-gradient(90deg,#c9171d,#ef312d);color:#fff;border-radius:13px;padding:21px 28px;display:flex;align-items:center;justify-content:space-between;margin-top:8px}
.bigcta h2{margin:0;font-size:25px}.bigcta p{margin:4px 0 0;color:#ffe2e0}.bigcta .callbtn{background:#fff;color:#d01e22;font-size:21px;min-width:260px}
.article{max-width:860px;margin:auto;padding:42px 0 72px}.breadcrumb{font-size:12px;color:#7b899a;margin-bottom:18px}.article h1{font-size:40px;letter-spacing:-1.7px;line-height:1.17}.lead{font-size:18px;color:#5f6e80}
.answer{background:#eef6ff;border-left:5px solid #0b63c5;border-radius:10px;padding:18px 20px;margin:24px 0}.article h2{margin-top:38px;border-top:1px solid #e6edf4;padding-top:27px}
.related{display:grid;grid-template-columns:1fr 1fr;gap:9px}.related a{border:1px solid var(--line);padding:12px 14px;border-radius:9px;background:#fff;font-weight:800}
footer{background:#0c1e32;color:#a9b8c8;padding:38px 0;font-size:12px}.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:30px}.foot h3{color:#fff}.foot strong{font-size:23px;color:#fff}
.mobile{display:none}
@media(max-width:900px){
nav{display:none}.problem-grid{grid-template-columns:repeat(3,1fr)}.equipment,.service-boxes,.area-guide{grid-template-columns:1fr}.price-grid{grid-template-columns:1fr 1fr}.seo-info{grid-template-columns:1fr 1fr}.foot{grid-template-columns:1fr 1fr}
.mobile{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:50;background:#fff;padding:9px;border-top:1px solid var(--line);gap:8px}.mobile a{flex:1;text-align:center;border-radius:8px;padding:12px;font-weight:950;background:#0b2e5a;color:#fff}.mobile a:last-child{background:var(--red)}body{padding-bottom:64px}}
@media(max-width:560px){
.top{display:none}.nav{height:66px}.brand{font-size:19px}.header-phone{display:none}.hero,.hero .wrap{min-height:470px}.hero h1{font-size:40px}.hero-bg{background-position:62% center}.hero-bg:after{background:linear-gradient(90deg,rgba(3,15,31,.97),rgba(3,15,31,.80) 60%,rgba(3,15,31,.35))}
.problem-grid{grid-template-columns:repeat(2,1fr)}.equipment-copy{padding:28px 22px}.checks{grid-template-columns:1fr}.seo-info{grid-template-columns:1fr}.bigcta{display:block}.bigcta .callbtn{margin-top:15px;min-width:0;width:100%}.foot{grid-template-columns:1fr}.related{grid-template-columns:1fr}}

.kakaobtn{display:inline-flex;align-items:center;justify-content:center;border-radius:9px;padding:15px 22px;font-weight:950;background:#fee500;color:#191919}
.dong-cloud{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px;max-height:172px;overflow:hidden}
.dong-chip{background:#fff;border:1px solid #d5e1ee;border-radius:7px;padding:7px 10px;font-weight:800;font-size:12px}
.footer-areas{border-top:1px solid #21364d;margin-top:28px;padding-top:24px}
.footer-areas h3{color:#fff;margin:0 0 9px}
.footer-areas p{font-size:11px;line-height:1.85;color:#8194a8;margin:0;word-break:keep-all}

/* ROOT DONG HERO FIX */
.local-hero{position:relative;min-height:505px;background:#07182d;color:#fff;overflow:hidden}
.local-hero .hero-bg{position:absolute;inset:0;background:url("main-hero.png") center/cover no-repeat}
.local-hero .hero-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,15,31,.97),rgba(3,15,31,.87) 39%,rgba(3,15,31,.35) 68%,rgba(3,15,31,.08))}
.local-hero .wrap{position:relative;z-index:2;min-height:505px;display:flex;align-items:center}
.local-kicker{display:inline-flex;background:#ed2f2b;color:#fff;border-radius:999px;padding:7px 13px;font-size:13px;font-weight:950}
.local-hero h1{font-size:55px;line-height:1.07;letter-spacing:-2.8px;margin:18px 0 12px}.local-hero h1 em{font-style:normal;color:#ff4038}
.local-hero p{font-size:17px;color:#dce6f0;max-width:650px}
.local-proof{display:flex;gap:22px;flex-wrap:wrap;margin:24px 0}.local-proof b{color:#fff;font-size:18px}.local-proof span{color:#c9d8e7;font-size:12px;margin-left:6px}
.kakaobtn{display:inline-flex;align-items:center;justify-content:center;border-radius:9px;padding:15px 22px;font-weight:950;background:#fee500;color:#191919}
.local-problem-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:11px}
.local-problem{background:#fff;border:1px solid #dfe8f2;border-radius:13px;padding:19px 12px;text-align:center;box-shadow:0 5px 17px rgba(21,54,90,.04)}
.local-problem i{font-style:normal;font-size:30px;display:block;margin-bottom:7px}.local-problem b{display:block}.local-problem small{color:#68788b}
.local-equipment{display:grid;grid-template-columns:1fr 1fr;background:#071b35;color:#fff;border-radius:17px;overflow:hidden;min-height:330px}
.local-equipment .pic{background:url("pipe-work.png") center/cover no-repeat}.local-equipment .copy{padding:38px;display:flex;flex-direction:column;justify-content:center}
.local-equipment h2{font-size:30px;margin:0 0 7px}.local-equipment h2 em{font-style:normal;color:#ff4038}.local-equipment p{color:#cbd9e7}
.intent-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.intent-box{border:1px solid #dfe8f2;background:#fff;border-radius:12px;padding:17px}.intent-box small{color:#0b63c5;font-weight:900}.intent-box h3{margin:5px 0 3px}.intent-box p{font-size:12px;color:#68788b;margin:0}
.local-copy{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.local-copy>div{border:1px solid #dfe8f2;border-radius:14px;background:#fff;padding:25px}
.faq details{border-bottom:1px solid #e3eaf1;padding:13px 0}.faq summary{cursor:pointer;font-weight:900}.faq p{color:#647487;font-size:14px}
.neighbor-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.neighbor-grid a{border:1px solid #dbe5ef;background:#fff;border-radius:8px;padding:10px;text-align:center;font-size:12px;font-weight:850}
.directory-group{border:1px solid #dce6f0;border-radius:11px;margin-bottom:9px;overflow:hidden}.directory-group summary{padding:14px 16px;background:#f6f9fc;font-weight:950;cursor:pointer}.directory-links{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;padding:13px}.directory-links a{border:1px solid #e2e9f0;border-radius:7px;padding:9px;font-size:11px}
@media(max-width:900px){.local-problem-grid{grid-template-columns:repeat(3,1fr)}.local-equipment,.local-copy{grid-template-columns:1fr}.intent-strip{grid-template-columns:1fr 1fr}.neighbor-grid,.directory-links{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.local-hero h1{font-size:38px}.local-problem-grid{grid-template-columns:repeat(2,1fr)}.intent-strip{grid-template-columns:1fr}.neighbor-grid,.directory-links{grid-template-columns:1fr}}