*{margin:0;padding:0;box-sizing:border-box}
:root{
--paper:#FDFCF8; --paper2:#F5F1E7; --card:#fff;
--ink:#1B2321; --muted:#68736F; --muted2:#8A948F;
--line:#E9E2D3; --line2:#EFE9DB;
--brand:#15473E; --brand2:#1D6A5D; --brand-soft:#E7F0EB; --brand-soft2:#F0F5F1;
--amber:#B7791F; --amber-soft:#FFF4DE; --amber-line:#F0DDB4;
--r:18px; --r-sm:12px;
--shadow:0 14px 36px rgba(27,35,33,.08);
--shadow-sm:0 6px 18px rgba(27,35,33,.07);
--max:1120px;
}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:"Noto Sans KR",Pretendard,Apple SD Gothic Neo,sans-serif;line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
img{display:block;width:100%;height:100%;object-fit:cover;background:#E6EEE9}
.serif{font-family:"Noto Serif KR",serif}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
::selection{background:#15473E;color:#fff}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(253,252,248,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line2);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(0,0,0,.06)}
.header-inner{max-width:var(--max);margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:20px}
.brandmark{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand-icon{width:38px;height:38px;border-radius:12px;background:var(--brand);display:grid;place-items:center;position:relative;flex-shrink:0}
.brand-icon::before,.brand-icon::after{content:"";position:absolute;top:-4px;width:8px;height:12px;background:var(--brand);border-radius:6px 6px 2px 2px}
.brand-icon::before{left:7px;transform:rotate(-18deg)} .brand-icon::after{right:7px;transform:rotate(18deg)}
.brand-icon span{color:#FFD88A;font-weight:900;font-size:19px;line-height:1;margin-top:2px}
.brand-text{line-height:1.2}
.brand-text b{font-size:17px;letter-spacing:-.02em}
.brand-text small{display:block;font-size:11.5px;color:var(--muted);letter-spacing:.12em;font-weight:700}
.site-nav{display:flex;gap:6px;align-items:center}
.site-nav a{font-size:14.5px;font-weight:500;color:#3E4845;padding:9px 14px;border-radius:999px;transition:.2s;white-space:nowrap}
.site-nav a:hover,.site-nav a.active{background:var(--brand-soft);color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:700;font-size:15px;padding:13px 22px;border:1px solid transparent;cursor:pointer;transition:.22s;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#0F352F;transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:10px 18px;font-size:14px}
.header-cta{display:flex;align-items:center;gap:12px}
.admin-link{font-size:12.5px;color:var(--muted2);border-bottom:1px solid transparent}
.admin-link:hover{color:var(--brand)}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.mobile-menu{display:none;border-top:1px solid var(--line2);background:var(--paper);padding:12px 24px 18px}
.mobile-menu a{display:block;padding:13px 6px;border-bottom:1px dashed var(--line2);font-weight:600}
/* pages */
.page{display:none}
.page.active{display:block;animation:fadeUp .5s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
/* hero */
.hero{padding:56px 0 28px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:12.8px;font-weight:700;color:var(--brand);letter-spacing:-.01em}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:#2EA37E;display:inline-block;box-shadow:0 0 0 4px #E2F2E9}
.hero h1{font-family:"Noto Serif KR",serif;font-size:clamp(34px,4.6vw,54px);line-height:1.22;letter-spacing:-.03em;margin:20px 0 16px;font-weight:900}
.hero h1 em{font-style:normal;position:relative;white-space:nowrap}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:12px;background:#FFE9B8;z-index:-1;border-radius:4px}
.hero p.lead{color:#3E4845;font-size:17px;line-height:1.75;max-width:520px}
.hero-btns{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.hero-meta{display:flex;gap:18px;margin-top:26px;flex-wrap:wrap}
.hero-meta div{display:flex;gap:8px;align-items:center;font-size:13.5px;color:var(--muted);font-weight:500}
.hero-meta svg{flex-shrink:0}
.hero-visual{position:relative}
.hero-photo{border-radius:26px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3.4;background:#EAF0EC}
.hero-photo img{aspect-ratio:auto}
.float-card{position:absolute;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:16px;padding:12px 14px;box-shadow:var(--shadow-sm);display:flex;gap:11px;align-items:center}
.float-card b{font-size:13.5px;display:block;line-height:1.3}
.float-card small{font-size:12px;color:var(--muted)}
.fc1{left:-18px;bottom:28px}
.fc2{right:-12px;top:24px}
.fc-ico{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}
/* trust */
.trust{margin:28px 0 0;background:#fff;border:1px solid var(--line2);border-radius:20px;padding:18px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.trust-item{display:flex;gap:13px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:var(--paper)}
.trust-item b{font-size:14.5px;display:block}
.trust-item p{font-size:13px;color:var(--muted);line-height:1.6}
/* sections */
.section{padding:84px 0 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.kicker{font-size:12.5px;font-weight:800;letter-spacing:.14em;color:var(--brand2);margin-bottom:10px}
.sec-head h2{font-family:"Noto Serif KR",serif;font-size:clamp(24px,3vw,33px);letter-spacing:-.03em;line-height:1.35}
.sec-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:560px}
.more-link{font-size:13.5px;font-weight:700;color:var(--muted);border:1px solid var(--line);background:#fff;padding:9px 14px;border-radius:999px;white-space:nowrap}
.example-note{margin:-14px 0 20px;font-size:12.8px;color:#8A7A52;background:#FFF8E3;border:1px dashed var(--amber-line);padding:10px 14px;border-radius:12px}
/* portfolio */
.work-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.work-card{background:#fff;border:1px solid var(--line2);border-radius:20px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.work-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line)}
.work-img{aspect-ratio:16/10.2;overflow:hidden;background:#EDF2EF}
.work-img img{transition:.6s}
.work-card:hover .work-img img{transform:scale(1.04)}
.work-body{padding:20px 20px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag-row{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:11.5px;font-weight:800;letter-spacing:.02em;padding:5px 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand)}
.tag.amber{background:var(--amber-soft);color:#8A5A12;border:1px solid var(--amber-line)}
.work-body h3{font-size:17.5px;letter-spacing:-.02em;line-height:1.4}
.work-body p{font-size:14px;color:#4A5551;line-height:1.7}
.work-meta{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);display:grid;gap:4px;font-size:12.8px;color:var(--muted)}
.work-meta strong{color:var(--ink);font-weight:700}
.work-open{margin-top:12px;width:100%;border:1px solid var(--line);background:var(--paper);border-radius:12px;padding:11px;font-weight:700;font-size:13.5px;cursor:pointer;transition:.2s}
.work-open:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
/* service + process */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.svc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.svc{background:#fff;border:1px solid var(--line2);border-radius:18px;padding:22px}
.svc-ico{width:44px;height:44px;border-radius:14px;background:var(--brand-soft);display:grid;place-items:center;margin-bottom:14px}
.svc b{font-size:15.5px}
.svc p{font-size:13.8px;color:var(--muted);margin-top:6px}
.svc span.scope{display:inline-block;margin-top:10px;font-size:12px;background:var(--paper2);border:1px solid var(--line2);padding:5px 10px;border-radius:999px;color:#5A645F}
.process{background:var(--brand);color:#EAF3EF;border-radius:22px;padding:28px;position:relative;overflow:hidden}
.process::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;background:radial-gradient(circle,rgba(255,216,138,.22),transparent 70%)}
.process h3{font-family:"Noto Serif KR",serif;font-size:21px;margin-bottom:6px}
.process>p{font-size:13.8px;color:#C8D8D2;margin-bottom:20px}
.step{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:16px;display:flex;gap:14px;margin-bottom:12px}
.step:last-child{margin:0}
.step-num{width:32px;height:32px;border-radius:50%;background:#FFD88A;color:#3A2B05;font-weight:900;display:grid;place-items:center;flex-shrink:0;font-size:14px}
.step b{font-size:14.5px}
.step p{font-size:13px;color:#C8D8D2}
/* about */
.about{background:#fff;border:1px solid var(--line2);border-radius:26px;overflow:hidden;display:grid;grid-template-columns:.92fr 1.08fr}
.about-photo{min-height:100%;background:#EAF0EC}
.about-photo img{height:100%;min-height:380px}
.about-body{padding:38px 36px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14.2px;margin-bottom:10px}
.check svg{flex-shrink:0;margin-top:4px}
.biz-box{margin-top:20px;background:var(--paper);border:1px solid var(--line2);border-radius:16px;padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;font-size:13.2px}
.biz-box dt{color:var(--muted);font-size:12px;font-weight:700}
.biz-box dd{font-weight:700}
/* cta */
.cta{margin:84px 0 0;background:linear-gradient(135deg,#15473E 0%,#1E6B5E 62%,#2A7D6B 100%);border-radius:26px;padding:48px 40px;color:#fff;display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;left:-40px;bottom:-80px;width:280px;height:280px;background:radial-gradient(circle,rgba(255,216,138,.22),transparent 65%)}
.cta h2{font-family:"Noto Serif KR",serif;font-size:clamp(22px,2.8vw,30px);line-height:1.4;letter-spacing:-.02em}
.cta p{color:#D2E4DD;margin-top:10px;font-size:15px}
.cta-actions{display:flex;flex-direction:column;gap:10px;align-items:stretch;position:relative;z-index:1}
.btn-amber{background:#FFD88A;color:#2B2005}
.btn-amber:hover{background:#FFCC6E;transform:translateY(-1px)}
.btn-outline-w{border-color:rgba(255,255,255,.35);color:#fff}
.btn-outline-w:hover{background:rgba(255,255,255,.12)}
.cta small{text-align:center;color:#BFD4CC;font-size:12.5px}
/* footer */
footer{margin-top:84px;border-top:1px solid var(--line2);background:#fff}
.footer-inner{max-width:var(--max);margin:0 auto;padding:40px 24px 28px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.footer-inner p,.footer-inner li{font-size:13.2px;color:var(--muted)}
.footer-inner ul{list-style:none;display:grid;gap:8px;margin-top:12px}
.footer-inner h4{font-size:13px;letter-spacing:.08em}
.foot-bottom{border-top:1px solid var(--line2);padding:16px 24px;text-align:center;font-size:12.5px;color:var(--muted2)}
/* contact page */
.sub-hero{padding:48px 0 6px}
.sub-hero h1{font-family:"Noto Serif KR",serif;font-size:clamp(28px,3.6vw,40px);letter-spacing:-.03em;line-height:1.3}
.sub-hero p{color:var(--muted);margin-top:10px;max-width:620px}
.contact-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:20px;margin-top:28px;align-items:start;padding-bottom:20px}
.info-card{background:#fff;border:1px solid var(--line2);border-radius:18px;padding:22px;margin-bottom:14px}
.info-card h3{font-size:15px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.info-card p,.info-card li{font-size:13.8px;color:#4A5551}
.info-card ul{list-style:none;display:grid;gap:8px}
.info-card li{display:flex;gap:8px}
.faq{border-top:1px solid var(--line2);margin-top:6px}
.faq details{border-bottom:1px solid var(--line2);padding:14px 2px}
.faq summary{cursor:pointer;font-weight:700;font-size:14px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq details p{font-size:13.5px;color:var(--muted);margin-top:8px}
.form-card{background:#fff;border:1px solid var(--line2);border-radius:22px;padding:28px;box-shadow:var(--shadow-sm)}
.form-card h2{font-size:18px;letter-spacing:-.02em}
.form-sub{font-size:13.5px;color:var(--muted);margin:6px 0 20px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.f-group{margin-bottom:16px}
.f-group label{display:block;font-size:13.5px;font-weight:700;margin-bottom:8px}
.req{color:#C24A2E;font-weight:900}
.f-group input[type=text],.f-group input[type=email],.f-group input[type=tel],.f-group select,.f-group textarea{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;font-size:14.5px;font-family:inherit;background:#FFFEFB;transition:.2s;color:var(--ink)}
.f-group textarea{min-height:150px;resize:vertical;line-height:1.7}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{outline:none;border-color:var(--brand2);background:#fff;box-shadow:0 0 0 4px var(--brand-soft)}
.hint{font-size:12.5px;color:var(--muted2);margin-top:6px}
.err{font-size:12.5px;color:#B42318;margin-top:6px;display:none;font-weight:600}
.f-group.invalid input,.f-group.invalid textarea{border-color:#E2A19A;background:#FFF7F6}
.f-group.invalid .err{display:block}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:9px 15px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.2s}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff}
.agree{background:var(--paper);border:1px solid var(--line2);border-radius:14px;padding:16px;display:flex;gap:12px;align-items:flex-start}
.agree input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand)}
.agree p{font-size:13px;color:#4A5551}
.agree details{font-size:12.5px;color:var(--muted);margin-top:6px}
.submit-btn{width:100%;padding:16px;font-size:16px;margin-top:6px}
.submit-btn:disabled{opacity:.6;cursor:wait}
.success{display:none;text-align:center;padding:18px 6px}
.success.show{display:block;animation:fadeUp .5s both}
.success-ico{width:64px;height:64px;border-radius:50%;background:#E2F2E9;display:grid;place-items:center;margin:0 auto 16px}
/* auth */
.auth-wrap{min-height:70vh;display:grid;place-items:center;padding:48px 24px;background:radial-gradient(circle at 20% 20%,#EEF4F0 0,transparent 420px),radial-gradient(circle at 90% 10%,#FFF2D6 0,transparent 380px)}
.auth-card{width:100%;max-width:430px;background:#fff;border:1px solid var(--line2);border-radius:22px;padding:32px 30px;box-shadow:var(--shadow)}
.auth-card h1{font-family:"Noto Serif KR",serif;font-size:24px;letter-spacing:-.02em;text-align:center}
.auth-sub{font-size:13.5px;color:var(--muted);text-align:center;margin:8px 0 22px}
.auth-card .f-group input{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;font-size:14.5px;font-family:inherit}
.auth-card .f-group input:focus{outline:none;border-color:var(--brand2);box-shadow:0 0 0 4px var(--brand-soft)}
.pw-wrap{position:relative}
.pw-toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);border:0;background:var(--paper2);border-radius:999px;padding:6px 12px;font-size:12px;font-weight:700;cursor:pointer;color:var(--muted)}
.auth-err{display:none;background:#FFF1F0;border:1px solid #F1B8B2;color:#8A1F16;font-size:13px;border-radius:12px;padding:11px 13px;margin-bottom:14px}
.auth-err.show{display:block}
.auth-foot{margin-top:18px;text-align:center;font-size:12.8px;color:var(--muted2);border-top:1px dashed var(--line);padding-top:16px}
/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(27,35,33,.48);backdrop-filter:blur(4px);z-index:80;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.show{display:flex}
.modal{background:#fff;border-radius:22px;max-width:560px;width:100%;max-height:86vh;overflow:auto;padding:0}
.modal-img{height:220px;background:#EAF0EC}
.modal-body{padding:26px}
.modal-body h3{font-family:"Noto Serif KR",serif;font-size:21px;margin:10px 0 8px}
.modal-body p{font-size:14px;color:#4A5551}
.modal-list{margin:16px 0;background:var(--paper);border:1px solid var(--line2);border-radius:14px;padding:16px;display:grid;gap:8px;font-size:13.5px}
.modal-close{margin-top:16px;width:100%}
/* coming */
.coming{max-width:620px;margin:80px auto;text-align:center;background:#fff;border:1px solid var(--line2);border-radius:22px;padding:48px 32px}
/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:.7s ease}
.reveal.on{opacity:1;transform:none}
@media(max-width:1020px){
.hero-grid{grid-template-columns:1fr;gap:28px}
.work-grid{grid-template-columns:1fr 1fr}
.two-col{grid-template-columns:1fr}
.about{grid-template-columns:1fr}
.about-photo img{min-height:260px}
.cta{grid-template-columns:1fr;padding:36px 28px}
.contact-grid{grid-template-columns:1fr}
.footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
.site-nav{display:none}
.burger{display:inline-flex}
.header-cta .btn{display:none}
.trust{grid-template-columns:1fr}
.work-grid{grid-template-columns:1fr}
.svc-grid{grid-template-columns:1fr}
.f-row{grid-template-columns:1fr}
.hero{padding-top:32px}
.section{padding-top:64px}
.fc1{left:8px} .fc2{right:8px}
.form-card{padding:20px}
.footer-inner{grid-template-columns:1fr}
.mobile-menu.show{display:block}
}