:root{--tx:#191F28;--sub:#4E5968;--gr:#8B95A1;--bg2:#F5F2EE;--ac:#9A6B3C;--ac2:#7B5330;--line:#E8E4DF;--soft:#FBF7F2}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Pretendard Variable",Pretendard,-apple-system,sans-serif;color:var(--tx);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;word-break:keep-all}
img{display:block;width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
.w{max-width:1120px;margin:0 auto;padding:0 20px}
/* header */
header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .w{display:flex;align-items:center;gap:28px;height:64px}
.lg{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.02em;margin-right:auto}
.lg i{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;background:var(--tx);color:#fff;font-style:normal;font-size:15px;font-weight:800}
.lg small{font-weight:500;color:var(--gr);font-size:13px}
nav{display:flex;gap:26px;font-size:15px;font-weight:600;color:var(--sub)}
nav a:hover{color:var(--tx)}
.hbtn{font-weight:700;font-size:14px;padding:10px 16px;border-radius:12px;background:var(--ac);color:#fff}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ac);color:#fff;font-weight:700;font-size:17px;padding:16px 24px;border-radius:16px;transition:background .15s}
.btn:hover{background:var(--ac2)}
.btn.ghost{background:var(--bg2);color:var(--tx)}
.btn.dark{background:var(--tx)}
.btn svg{width:18px;height:18px}
/* hero */
.hero{padding:48px 0 64px;background:linear-gradient(180deg,var(--soft),#fff)}
.hero .w{display:grid;grid-template-columns:1fr 480px;gap:48px;align-items:start}
.kick{display:inline-flex;gap:6px;flex-wrap:wrap}
.kick span{font-size:13px;font-weight:600;color:var(--ac2);background:#F1E7DB;border-radius:999px;padding:5px 11px}
h1{margin-top:18px;font-size:46px;line-height:1.25;font-weight:800;letter-spacing:-.04em}
h1 em{font-style:normal;color:var(--ac)}
.hero p.lead{margin-top:16px;font-size:18px;color:var(--sub)}
.hero p.lead b{color:var(--tx)}
.hero .ph{margin-top:26px;border-radius:20px;overflow:hidden;position:relative}
.hero .ph img{aspect-ratio:16/9;object-fit:cover}
.hero .ph span{position:absolute;left:12px;bottom:12px;background:rgba(25,31,40,.75);color:#fff;font-size:13px;padding:6px 10px;border-radius:9px}
/* calculator */
.calc{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 12px 40px rgba(60,40,20,.08);position:sticky;top:84px}
.calc h2{font-size:21px;font-weight:800;letter-spacing:-.02em}
.calc .q{margin-top:20px;font-size:14px;font-weight:700;color:var(--sub)}
.chips{margin-top:9px;display:flex;flex-wrap:wrap;gap:7px}
.chip{padding:10px 13px;border-radius:12px;background:var(--bg2);font-size:14.5px;font-weight:600;color:var(--sub);border:1.5px solid transparent}
.chip.on{background:#fff;border-color:var(--ac);color:var(--ac2)}
.range{display:flex;align-items:center;gap:12px;margin-top:10px}
.range input{flex:1;accent-color:var(--ac)}
.range b{min-width:64px;text-align:right;font-size:17px}
.res{margin-top:20px;background:var(--soft);border-radius:16px;padding:18px}
.res small{font-size:13px;color:var(--gr);font-weight:600}
.res .amt{margin-top:2px;font-size:28px;font-weight:800;letter-spacing:-.03em}
.res .amt em{font-style:normal;color:var(--ac)}
.res p{margin-top:8px;font-size:13px;color:var(--sub);line-height:1.55}
.calc .btn{width:100%;margin-top:14px}
.calc .alt{margin-top:10px;text-align:center;font-size:13.5px;color:var(--gr)}
.calc .alt a{text-decoration:underline}
/* guarantee band */
.band{background:var(--tx);color:#fff;padding:56px 0}
.band .w{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.band .seal{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:#E2C59C;border:1px solid #6B5A45;border-radius:999px;padding:6px 13px}
.band h2{margin-top:14px;font-size:36px;line-height:1.3;font-weight:800;letter-spacing:-.03em}
.band h2 em{font-style:normal;color:#E2C59C}
.band p{margin-top:12px;color:#B0B8C1;font-size:16px}
.band ul{list-style:none;display:grid;gap:10px}
.band li{background:#262D37;border-radius:16px;padding:18px 20px}
.band li b{display:block;font-size:17px}
.band li span{font-size:14.5px;color:#B0B8C1}
/* sections */
section{padding:76px 0}
.alt{background:var(--bg2)}
h2.t{font-size:32px;line-height:1.35;font-weight:800;letter-spacing:-.03em}
h2.t em{font-style:normal;color:var(--ac)}
p.d{margin-top:10px;font-size:17px;color:var(--sub)}
.grid3{margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cc{display:block;background:#fff;border-radius:20px;overflow:hidden;transition:transform .15s}
.cc:hover{transform:translateY(-3px)}
.cc img{aspect-ratio:4/3;object-fit:cover}
.cc div{padding:18px 20px 20px}
.cc small{color:var(--ac);font-weight:700;font-size:13px}
.cc h3{margin-top:4px;font-size:19px;font-weight:800;letter-spacing:-.02em}
.cc p{margin-top:6px;font-size:14px;color:var(--sub)}
.cc .more{margin-top:10px;font-size:14px;font-weight:700;color:var(--ac2)}
.vs{margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.vs div{border-radius:20px;padding:24px}
.vs .bad{background:var(--bg2)}
.vs .good{background:var(--soft);border:1.5px solid #E7D6BC}
.vs h3{font-size:17px;font-weight:800;margin-bottom:10px}
.vs .good h3{color:var(--ac2)}
.vs ol{padding-left:20px;color:var(--sub);font-size:15.5px}
.vs li{margin:5px 0}
.steps{margin-top:30px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.step{background:#fff;border-radius:18px;padding:22px 20px}
.step b{display:inline-flex;width:30px;height:30px;border-radius:50%;background:var(--tx);color:#fff;align-items:center;justify-content:center;font-size:14px}
.step h3{margin-top:12px;font-size:18px;font-weight:800}
.step p{margin-top:6px;font-size:14.5px;color:var(--sub)}
.scope{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.scope div{background:#fff;border-radius:18px;padding:20px}
.scope h3{font-size:17px;font-weight:800}
.sc2 div{background:var(--bg2)}
.scope p{margin-top:4px;font-size:14px;color:var(--sub)}
.faq{margin-top:26px;max-width:780px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gr);font-weight:400;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:10px;color:var(--sub);font-size:15.5px}
/* apply (step form) */
.apply{background:var(--soft)}
.wiz{margin:30px auto 0;max-width:560px;background:#fff;border-radius:24px;padding:28px;box-shadow:0 12px 40px rgba(60,40,20,.06)}
.bar{height:6px;background:var(--bg2);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:20%;background:var(--ac);transition:width .25s}
.wiz .cnt{margin-top:12px;font-size:13px;font-weight:700;color:var(--ac)}
.wiz h3{margin-top:4px;font-size:22px;font-weight:800;letter-spacing:-.02em}
.opts{margin-top:16px;display:grid;gap:8px}
.opt{text-align:left;padding:16px 18px;border-radius:14px;background:var(--bg2);font-size:16px;font-weight:600;border:1.5px solid transparent}
.opt:hover,.opt.on{background:#fff;border-color:var(--ac);color:var(--ac2)}
.fld{margin-top:14px}
.fld label{display:block;font-size:14px;font-weight:700;color:var(--sub);margin-bottom:6px}
.fld input,.fld textarea{width:100%;padding:15px 16px;border-radius:14px;background:var(--bg2);border:1.5px solid transparent;font:inherit;font-size:16px}
.fld input:focus,.fld textarea:focus{outline:0;border-color:var(--ac);background:#fff}
.nav2{margin-top:18px;display:flex;gap:8px}
.nav2 .btn{flex:1}
.sum{margin-top:14px;background:var(--bg2);border-radius:14px;padding:14px 16px;font-size:14.5px;color:var(--sub);white-space:pre-line}
.ok{font-size:14px;color:var(--gr);margin-top:12px}
/* case page */
.ch{padding:40px 0 20px}
.ch .bc{font-size:14px;color:var(--gr)}
.ch h1{font-size:38px;margin-top:8px}
.facts{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.facts span{background:var(--bg2);border-radius:10px;padding:7px 12px;font-size:14px;font-weight:600}
.gal{margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.gal img{border-radius:14px;aspect-ratio:4/3;object-fit:cover}
.gal img:first-child{grid-column:span 2;grid-row:span 2;aspect-ratio:auto;height:100%}
.story{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.story div{background:var(--bg2);border-radius:18px;padding:22px}
.story b{color:var(--ac);font-size:14px}
.story p{margin-top:6px;font-size:15.5px;color:var(--sub)}
.cta2{margin:44px 0 20px;background:var(--tx);color:#fff;border-radius:24px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta2 h2{font-size:24px;font-weight:800}
.cta2 p{color:#B0B8C1;font-size:15px;margin-top:4px}
footer{padding:34px 0 110px;font-size:13px;color:var(--gr);border-top:1px solid var(--line)}
footer a{text-decoration:underline}
.mbar{display:none}
@media(max-width:900px){
 nav{display:none}
 .hero{padding:24px 0 44px}
 .hero .w{grid-template-columns:1fr;gap:26px}
 h1{font-size:31px;margin-top:14px}
 .hero p.lead{font-size:16.5px}
 .hero .ph{display:none}
 .calc{position:static;padding:22px}
 .band .w{grid-template-columns:1fr;gap:24px}
 .band h2{font-size:27px}
 h2.t{font-size:25px}
 section{padding:54px 0}
 .grid3,.vs,.steps,.story{grid-template-columns:1fr}
 .scope{grid-template-columns:1fr 1fr}
 .gal{grid-template-columns:1fr 1fr}
 .ch h1{font-size:28px}
 .hbtn{display:none}
 .mbar{display:flex;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line)}
 .mbar .btn{flex:1;font-size:16px;padding:14px 10px}
 .mbar .btn.ghost{flex:.8}
}

/* v3 사진 중심 */
header.over{position:fixed;left:0;right:0;background:transparent;border-bottom-color:transparent;backdrop-filter:none;transition:background .2s}
header.over .lg,header.over nav a{color:#fff}
header.over .lg small{color:rgba(255,255,255,.75)}
header.over .lg i{background:#fff;color:var(--tx)}
header.over.solid{background:rgba(255,255,255,.96);border-bottom-color:var(--line);backdrop-filter:blur(8px)}
header.over.solid .lg,header.over.solid nav a{color:var(--tx)}
header.over.solid .lg small{color:var(--gr)}
header.over.solid .lg i{background:var(--tx);color:#fff}
.hx{position:relative;height:92vh;min-height:560px;max-height:980px;overflow:hidden;background:#222}
.slides img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.2s ease;transform:scale(1.03)}
.slides img.on{opacity:1;animation:kb 6s ease-out forwards}
@keyframes kb{to{transform:scale(1)}}
.hx::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.35) 0%,rgba(0,0,0,0) 28%,rgba(0,0,0,0) 45%,rgba(0,0,0,.62) 100%)}
.hx-in{position:absolute;left:0;right:0;bottom:56px;z-index:2;color:#fff}
.hx-k{font-size:15px;font-weight:600;opacity:.9}
.hx h1{margin-top:10px;font-size:58px;line-height:1.18;color:#fff;letter-spacing:-.04em}
.hx-s{margin-top:14px;font-size:19px;opacity:.92}
.hx-b{margin-top:26px;display:flex;gap:10px;flex-wrap:wrap}
.btn.glass{background:rgba(255,255,255,.18);backdrop-filter:blur(6px);color:#fff;border:1px solid rgba(255,255,255,.4)}
.hx-cap{margin-top:22px;font-size:13px;opacity:.8}
.works{padding-bottom:40px}
.feat{display:block;position:relative;margin-top:30px;overflow:hidden;color:#fff}
.feat img{width:100%;height:78vh;max-height:860px;object-fit:cover;transition:transform .6s}
.feat:hover img{transform:scale(1.02)}
.feat::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 50%,rgba(0,0,0,.6))}
.feat-in{position:absolute;left:0;right:0;bottom:30px;z-index:2}
.feat small{font-size:14px;font-weight:700;color:#F0D9B5}
.feat h3{margin-top:4px;font-size:34px;font-weight:800;letter-spacing:-.03em}
.feat p{font-size:15px;opacity:.9}
.feat span{display:inline-block;margin-top:10px;font-size:15px;font-weight:700;border-bottom:1.5px solid rgba(255,255,255,.7)}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
.feat.sm{margin-top:0;border-radius:20px}
.feat.sm img{height:560px}
.feat.sm .feat-in{left:24px;right:24px;bottom:22px}
.feat.sm h3{font-size:24px}
.mason{margin-top:16px;columns:3;column-gap:16px}
.mason img{margin-bottom:16px;border-radius:16px;break-inside:avoid;cursor:zoom-in}
.pscope{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.pscope a{position:relative;border-radius:20px;overflow:hidden;color:#fff;min-height:340px;display:block;background:var(--tx)}
.pscope img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pscope a::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.65))}
.pscope div{position:absolute;left:20px;right:20px;bottom:20px;z-index:2}
.pscope h3{font-size:20px;font-weight:800}
.pscope p{font-size:14px;opacity:.9;margin-top:2px}
.pscope .noimg{background:var(--ac)}
.pscope .noimg::after{display:none}
.pscope .noimg span{display:inline-block;margin-top:12px;font-weight:700;border-bottom:1.5px solid #fff}
.opts.multi{grid-template-columns:1fr 1fr}
.lb{position:fixed;inset:0;z-index:90;background:rgba(10,10,10,.92);display:none;align-items:center;justify-content:center;padding:20px}
.lb.on{display:flex}
.lb img{max-width:100%;max-height:100%;width:auto;border-radius:8px}
.lb button{position:absolute;top:14px;right:18px;color:#fff;font-size:34px}
.gal{grid-template-columns:1fr 1fr;gap:12px}
.gal img{aspect-ratio:auto;height:auto;cursor:zoom-in;border-radius:14px}
.gal img:first-child{grid-column:1/-1;grid-row:auto;height:auto}
@media(max-width:900px){
 .hx{height:86vh;min-height:520px}
 .hx h1{font-size:36px}
 .hx-s{font-size:16px}
 .hx-in{bottom:34px}
 .hx-b .btn{flex:1}
 .feat img{height:62vh}
 .feat h3{font-size:26px}
 .duo{grid-template-columns:1fr}
 .feat.sm img{height:420px}
 .mason{columns:2;column-gap:10px}
 .mason img{margin-bottom:10px;border-radius:12px}
 .pscope{grid-template-columns:1fr 1fr}
 .pscope a{min-height:240px}
 .gal{grid-template-columns:1fr}
 .opts.multi{grid-template-columns:1fr 1fr}
}

/* v4 대칭 격자 */
.mason{columns:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mason img{margin:0;aspect-ratio:1/1;height:auto;object-fit:cover;width:100%}
.gal.g1 img{aspect-ratio:16/9;object-fit:cover;height:auto}
.gal.g2{grid-template-columns:repeat(3,1fr)}
.gal.g2 img,.gal.g2 img:first-child{grid-column:auto;aspect-ratio:4/3;object-fit:cover;height:auto}
.gal.g2 img:last-child:nth-child(3n+1){grid-column:1/-1;aspect-ratio:21/9}
.gal.g2 img:last-child:nth-child(3n+2){grid-column:span 2;aspect-ratio:auto;height:100%}
@media(max-width:900px){
 .mason{grid-template-columns:1fr 1fr;gap:10px}
 .gal.g2{grid-template-columns:1fr 1fr}
 .gal.g2 img:last-child:nth-child(3n+1),.gal.g2 img:last-child:nth-child(3n+2){grid-column:auto;aspect-ratio:4/3;height:auto}
 .gal.g2 img:last-child:nth-child(odd){grid-column:1/-1;aspect-ratio:16/9}
}

/* v4 비교표 */
.cmp{margin-top:28px;border-radius:20px;overflow:hidden;border:1px solid var(--line)}
.cmp-h,.cmp-r{display:grid;grid-template-columns:150px 1fr 1fr}
.cmp-h span{padding:16px 20px;font-weight:800;font-size:15px;background:var(--bg2)}
.cmp-h .us{background:var(--ac);color:#fff}
.cmp-r span{padding:18px 20px;font-size:15.5px;border-top:1px solid var(--line);color:var(--sub)}
.cmp-r span:first-child{font-weight:700;color:var(--tx)}
.cmp-r .us{background:var(--soft);color:var(--tx);font-weight:700}
.band li span{display:block;margin-top:2px}
@media(max-width:900px){
 .cmp-h{display:none}
 .cmp-r{grid-template-columns:1fr;border-top:1px solid var(--line)}
 .cmp-r span{border-top:0;padding:10px 16px}
 .cmp-r span:first-child{padding-top:16px;color:var(--ac)}
 .cmp-r span:nth-child(2)::before{content:"나눠 맡는 업체: ";font-weight:700}
 .cmp-r .us{margin:0 12px 14px;border-radius:12px}
 .cmp-r .us::before{content:"디자인노체: ";color:var(--ac2)}
}

.pills{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.pills span{font-size:14px;font-weight:700;color:#E2C59C;background:#262D37;border-radius:999px;padding:8px 14px}