:root{--br:#3F493D;--br-d:#2e362c;--ol2:#66705F;--ink:#20231F;--mut:#5c635a;--ln:#D9DDD5;--bg:#F3F4F1;--ch:#20231F}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Pretendard Variable,Pretendard,-apple-system,"Malgun Gothic",sans-serif;color:var(--ink);background:#fff;line-height:1.7;word-break:keep-all;overflow-wrap:anywhere}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,p{margin:0}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.narrow{max-width:860px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
/* header */
.hd{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--ln)}
.hd-in{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;white-space:nowrap}
.gnb{display:flex;gap:30px;margin:0 auto;font-weight:600;font-size:15px}
.gnb a[aria-current]{color:var(--br)}
.gnb a:hover{color:var(--br)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 22px;font-weight:700;font-size:15px;border:0;cursor:pointer;background:var(--br);color:#fff}
.btn-pill{border-radius:999px}
.btn-lg{padding:14px 30px;font-size:17px;border-radius:999px}
.btn:hover{background:var(--ol2)}
.btn-call{background:#12a150}.btn-call:hover{background:#0e8a43}
.btn-sms{background:#2563eb}.btn-sms:hover{background:#1d4fc4}
/* hero */
.hero{position:relative;color:#fff;overflow:hidden;background:#2b3229}
.hero-bg{position:absolute;inset:-30px;background-size:cover;background-position:center;filter:blur(22px) brightness(.55)}
.hero-in{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:56px;padding-bottom:56px}
.hero h1{font-size:clamp(32px,5vw,54px);line-height:1.2;font-weight:800;margin-bottom:26px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.hero-b{display:flex;gap:12px;flex-wrap:wrap}
.hero-f img{width:100%;height:auto;max-width:400px;aspect-ratio:4/5;object-fit:cover;margin-left:auto;border-radius:6px;box-shadow:0 14px 40px rgba(0,0,0,.45);border:6px solid rgba(255,255,255,.9)}
.hero-home .hero-in{padding-top:80px;padding-bottom:80px}
/* sections */
.sec{padding:56px 0}
.sec.alt{background:var(--bg)}
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:24px}
.sec h2{font-size:clamp(22px,3vw,30px);line-height:1.35;font-weight:800;margin-bottom:14px}
.sec-h h2{margin:0}
.more{font-size:14px;font-weight:600;border:1px solid var(--ln);border-radius:999px;padding:6px 16px;white-space:nowrap;background:#fff}
.sec h3{font-size:19px;line-height:1.4;margin:30px 0 10px}
.sec p{margin-bottom:12px}
.lead{font-size:18px;line-height:1.8;font-weight:500}
/* grids */
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.sq{display:block;aspect-ratio:1/1;overflow:hidden;background:#eee}
.sq img{width:100%;height:100%;object-fit:cover}
.pc{background:#fff;border:1px solid var(--ln);position:relative;overflow:hidden;border-radius:6px}
.pc a{display:block}
.pc-b{display:block;padding:12px 40px 14px 14px}
.pc-b strong{display:block;font-size:16px}
.pc-b small{display:block;color:var(--mut);font-size:13px;line-height:1.5}
.pc em{position:absolute;right:12px;bottom:14px;font-style:normal;width:26px;height:26px;border:1px solid var(--ln);border-radius:50%;text-align:center;line-height:24px;font-size:13px}
.rep .sq,.gal .sq{border-radius:4px}
/* carousel */
.car{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;-webkit-overflow-scrolling:touch}
.car .pc{flex:0 0 calc(25% - 12px);scroll-snap-align:start}
/* before/after */
.ba-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.ba figure{margin:0;position:relative}
.ba figcaption{position:absolute;left:8px;bottom:8px;background:rgba(0,0,0,.7);color:#fff;font-size:13px;padding:2px 10px;font-weight:600}
.ba figcaption.after{background:var(--br)}
/* tables */
.tblwrap{overflow-x:auto;margin:14px 0 22px;-webkit-overflow-scrolling:touch}
.tbl{width:100%;border-collapse:collapse;font-size:15px;min-width:420px}
.tbl th,.tbl td{border:1px solid var(--ln);padding:10px 12px;text-align:left;vertical-align:top}
.tbl thead th{background:#e6e9e0;font-weight:700}
.tbl tbody th{background:var(--bg);width:26%;font-weight:700}
/* steps / check */
.steps{counter-reset:s;display:grid;gap:10px;margin:14px 0 22px}
.steps li{position:relative;border:1px solid var(--ln);background:var(--bg);padding:12px 14px 12px 52px;border-radius:6px}
.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:14px;top:12px;width:26px;height:26px;border-radius:50%;background:var(--br);color:#fff;font-weight:700;text-align:center;line-height:26px;font-size:14px}
.steps strong{display:block}
.steps.flow{grid-template-columns:repeat(3,1fr)}
.steps.flow li:before{display:none}
.steps.flow li{padding:14px}
.check{display:grid;gap:8px;margin:14px 0 22px}
.check li{padding-left:26px;position:relative}
.check li:before{content:"";position:absolute;left:4px;top:.55em;width:7px;height:12px;border:solid var(--br);border-width:0 2px 2px 0;transform:translateY(-50%) rotate(45deg)}
/* related / faq */
.relgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.relgrid a{display:block;position:relative;border:1px solid var(--ln);padding:14px 44px 14px 16px;border-radius:6px;background:#fff}
.relgrid a:hover{border-color:var(--br)}
.relgrid strong{display:block}
.relgrid span{display:block;font-size:13px;color:var(--mut)}
.relgrid em{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-style:normal;color:var(--br)}
.rel{background:var(--bg)}
.faq details{border-bottom:1px solid var(--ln)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font-size:22px;color:var(--mut)}
.faq details[open] summary:after{content:"\2212"}
.faq summary h3{margin:0;font-size:17px;font-weight:700}
.faq details p{padding:0 0 18px;color:#444}
/* cta */
.cta{background:#3F493D;color:#fff;padding:44px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta h2{font-size:26px;margin-bottom:6px}
.cta p{color:#dfe3da;margin:0}
/* footer */
.ft{background:var(--ch);color:#c9cfc4;padding:36px 0;font-size:14px}
.ft-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.logo-w{color:#fff}
.ft-nav{display:flex;gap:18px;flex-wrap:wrap}
.biz{font-style:normal;line-height:1.8}
.biz p{margin:0}
.biz i{margin:0 6px;opacity:.5;font-style:normal}
.copy{margin-top:14px;opacity:.6;font-size:13px}
/* tablet / mobile */
@media (max-width:900px){
 .g4{grid-template-columns:repeat(2,1fr)}
 .car .pc{flex-basis:calc(50% - 8px)}
 .hero-in{grid-template-columns:1fr;gap:24px;padding-top:36px;padding-bottom:36px}
 .hero-f img{margin:0;max-width:300px}
 .steps.flow{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
 .hd-in{flex-wrap:wrap;height:auto;padding-top:10px;padding-bottom:10px;gap:8px 12px}
 .gnb{order:3;flex:0 0 100%;margin:0;gap:0;justify-content:space-between;overflow-x:auto;font-size:14px}
 .gnb a{padding:6px 4px;white-space:nowrap}
 .hd-cta{margin-left:auto;padding:8px 16px}
 .logo{font-size:18px}
 .sec{padding:38px 0}
 .lead{font-size:16px}
 .ba-grid,.relgrid,.steps.flow{grid-template-columns:1fr}
 .cta-in{flex-direction:column;align-items:flex-start}
 .hero-b .btn{flex:1}
 .tbl{font-size:13px;min-width:0;table-layout:fixed}
 .tbl th,.tbl td{padding:8px 6px;overflow-wrap:anywhere;word-break:keep-all}
 .tbl tbody th{width:24%}
 .car{flex-direction:column;overflow:visible;scroll-snap-type:none;gap:16px}
 .car .pc{flex:0 0 auto;width:100%}
 .ft{padding:20px 0;font-size:13px}
 .ft-top{margin-bottom:10px;gap:8px 12px}
 .ft-nav{gap:4px 14px}
 .biz{line-height:1.5}
 .copy{margin-top:8px;font-size:12px}
}

/* home hero */
.hh-sm{min-height:620px}
.hh-sm h1{font-size:clamp(32px,4.2vw,54px);white-space:normal}
.hh-sm .hero-b{margin-top:6px}
.hh{position:relative;min-height:740px;background:var(--bg);border-bottom:1px solid var(--ln);overflow:hidden;display:flex;align-items:center}
.hh-photo{position:absolute;top:0;right:0;bottom:0;width:56%}
.hh-photo>img{width:100%;height:100%;object-fit:cover;object-position:50% 55%;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 38%);mask-image:linear-gradient(90deg,transparent 0,#000 38%)}
.hh-fade{display:none}
.hh-in{position:relative;width:100%;padding-top:56px;padding-bottom:56px}
.hh-t{max-width:520px}
.hh-kicker{display:block;font-size:20px;font-weight:600;color:var(--ink);margin-bottom:10px}
.hh h1{font-size:clamp(44px,6.4vw,82px);line-height:1.08;font-weight:800;letter-spacing:-.035em;color:var(--ink);margin-bottom:22px;white-space:nowrap}
.hh h1 .o{color:var(--br)}
.hh p{font-size:19px;line-height:1.7;color:#2f352e;margin-bottom:18px}
.hh-pts{display:grid;gap:8px;margin-bottom:28px;font-size:16px}
.hh-pts li{position:relative;padding-left:30px}
.hh-pts li:before{content:"";position:absolute;left:0;top:.2em;width:20px;height:20px;border-radius:50%;background:var(--ol2)}
.hh-pts li:after{content:"";position:absolute;left:7px;top:.45em;width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.hh .btn-lg{padding:16px 36px}
.hh-tag{position:absolute;right:20px;bottom:20px;background:var(--br);color:#fff;font-size:14px;font-weight:700;padding:6px 16px}
.hh-bf{position:absolute;left:-14%;bottom:44px;width:210px;margin:0;border:7px solid #fff;box-shadow:0 8px 24px rgba(32,35,31,.22);background:#fff;z-index:2}
.hh-bf img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}
.hh-bf figcaption{position:absolute;left:0;bottom:0;background:rgba(32,35,31,.82);color:#fff;font-size:14px;font-weight:700;padding:4px 14px}
.hh-arrow{position:absolute;left:calc(-14% + 222px);bottom:150px;filter:drop-shadow(0 1px 3px rgba(0,0,0,.45));z-index:2}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #66705F;outline-offset:2px}
@media (max-width:900px){
 .hh{flex-direction:column;align-items:stretch;min-height:0}
 .hh-in{order:-1;padding-top:32px;padding-bottom:28px}
 .hh-fade{display:none}
 .hh-photo>img{-webkit-mask-image:none;mask-image:none}
 .hh-photo{position:relative;width:100%;aspect-ratio:4/5;max-height:640px}
 .hh-bf{left:12px;bottom:12px;width:30%;min-width:110px;border-width:4px}
 .hh-arrow{display:none}
 .hh-tag{right:12px;bottom:12px}
 .hh-kicker{font-size:17px}
 .hh p{font-size:17px}
}
@media (max-width:420px){.hh h1{font-size:clamp(34px,11vw,44px)}}

.gcap{display:block;margin-top:8px;font-size:14px;font-weight:600}
.gcap b{display:inline-block;min-width:26px;margin-right:4px;color:#fff;background:var(--br);border-radius:999px;text-align:center;font-size:12px;padding:1px 6px}

/* 현장사진: 1:1 동일 크기, 읽는 순서 1→6 (데스크톱 3열, 모바일 2열) */
.fgal{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.field-photo{display:block;width:100%;aspect-ratio:1/1;overflow:hidden;border-radius:4px;background:#eee}
.field-photo img{width:100%;height:100%;object-fit:cover;display:block}
@media(max-width:600px){.fgal{grid-template-columns:repeat(2,1fr);gap:12px}}